diff --git a/admin/application/webautocode b/admin/application/webautocode new file mode 160000 index 0000000..054b01b --- /dev/null +++ b/admin/application/webautocode @@ -0,0 +1 @@ +Subproject commit 054b01bbc8b856588fcf37e90a3a950999940c9b diff --git a/admin/public/webautocodestatic/Chart.js b/admin/public/webautocodestatic/Chart.js new file mode 100644 index 0000000..647eaf1 --- /dev/null +++ b/admin/public/webautocodestatic/Chart.js @@ -0,0 +1,18962 @@ +/*! + * Chart.js + * http://chartjs.org/ + * Version: 2.7.3 + * + * Copyright 2018 Chart.js Contributors + * Released under the MIT license + * https://github.com/chartjs/Chart.js/blob/master/LICENSE.md + */ +(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.Chart = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i lum2) { + return (lum1 + 0.05) / (lum2 + 0.05); + } + return (lum2 + 0.05) / (lum1 + 0.05); + }, + + level: function (color2) { + var contrastRatio = this.contrast(color2); + if (contrastRatio >= 7.1) { + return 'AAA'; + } + + return (contrastRatio >= 4.5) ? 'AA' : ''; + }, + + dark: function () { + // YIQ equation from http://24ways.org/2010/calculating-color-contrast + var rgb = this.values.rgb; + var yiq = (rgb[0] * 299 + rgb[1] * 587 + rgb[2] * 114) / 1000; + return yiq < 128; + }, + + light: function () { + return !this.dark(); + }, + + negate: function () { + var rgb = []; + for (var i = 0; i < 3; i++) { + rgb[i] = 255 - this.values.rgb[i]; + } + this.setValues('rgb', rgb); + return this; + }, + + lighten: function (ratio) { + var hsl = this.values.hsl; + hsl[2] += hsl[2] * ratio; + this.setValues('hsl', hsl); + return this; + }, + + darken: function (ratio) { + var hsl = this.values.hsl; + hsl[2] -= hsl[2] * ratio; + this.setValues('hsl', hsl); + return this; + }, + + saturate: function (ratio) { + var hsl = this.values.hsl; + hsl[1] += hsl[1] * ratio; + this.setValues('hsl', hsl); + return this; + }, + + desaturate: function (ratio) { + var hsl = this.values.hsl; + hsl[1] -= hsl[1] * ratio; + this.setValues('hsl', hsl); + return this; + }, + + whiten: function (ratio) { + var hwb = this.values.hwb; + hwb[1] += hwb[1] * ratio; + this.setValues('hwb', hwb); + return this; + }, + + blacken: function (ratio) { + var hwb = this.values.hwb; + hwb[2] += hwb[2] * ratio; + this.setValues('hwb', hwb); + return this; + }, + + greyscale: function () { + var rgb = this.values.rgb; + // http://en.wikipedia.org/wiki/Grayscale#Converting_color_to_grayscale + var val = rgb[0] * 0.3 + rgb[1] * 0.59 + rgb[2] * 0.11; + this.setValues('rgb', [val, val, val]); + return this; + }, + + clearer: function (ratio) { + var alpha = this.values.alpha; + this.setValues('alpha', alpha - (alpha * ratio)); + return this; + }, + + opaquer: function (ratio) { + var alpha = this.values.alpha; + this.setValues('alpha', alpha + (alpha * ratio)); + return this; + }, + + rotate: function (degrees) { + var hsl = this.values.hsl; + var hue = (hsl[0] + degrees) % 360; + hsl[0] = hue < 0 ? 360 + hue : hue; + this.setValues('hsl', hsl); + return this; + }, + + /** + * Ported from sass implementation in C + * https://github.com/sass/libsass/blob/0e6b4a2850092356aa3ece07c6b249f0221caced/functions.cpp#L209 + */ + mix: function (mixinColor, weight) { + var color1 = this; + var color2 = mixinColor; + var p = weight === undefined ? 0.5 : weight; + + var w = 2 * p - 1; + var a = color1.alpha() - color2.alpha(); + + var w1 = (((w * a === -1) ? w : (w + a) / (1 + w * a)) + 1) / 2.0; + var w2 = 1 - w1; + + return this + .rgb( + w1 * color1.red() + w2 * color2.red(), + w1 * color1.green() + w2 * color2.green(), + w1 * color1.blue() + w2 * color2.blue() + ) + .alpha(color1.alpha() * p + color2.alpha() * (1 - p)); + }, + + toJSON: function () { + return this.rgb(); + }, + + clone: function () { + // NOTE(SB): using node-clone creates a dependency to Buffer when using browserify, + // making the final build way to big to embed in Chart.js. So let's do it manually, + // assuming that values to clone are 1 dimension arrays containing only numbers, + // except 'alpha' which is a number. + var result = new Color(); + var source = this.values; + var target = result.values; + var value, type; + + for (var prop in source) { + if (source.hasOwnProperty(prop)) { + value = source[prop]; + type = ({}).toString.call(value); + if (type === '[object Array]') { + target[prop] = value.slice(0); + } else if (type === '[object Number]') { + target[prop] = value; + } else { + console.error('unexpected color value:', value); + } + } + } + + return result; + } +}; + +Color.prototype.spaces = { + rgb: ['red', 'green', 'blue'], + hsl: ['hue', 'saturation', 'lightness'], + hsv: ['hue', 'saturation', 'value'], + hwb: ['hue', 'whiteness', 'blackness'], + cmyk: ['cyan', 'magenta', 'yellow', 'black'] +}; + +Color.prototype.maxes = { + rgb: [255, 255, 255], + hsl: [360, 100, 100], + hsv: [360, 100, 100], + hwb: [360, 100, 100], + cmyk: [100, 100, 100, 100] +}; + +Color.prototype.getValues = function (space) { + var values = this.values; + var vals = {}; + + for (var i = 0; i < space.length; i++) { + vals[space.charAt(i)] = values[space][i]; + } + + if (values.alpha !== 1) { + vals.a = values.alpha; + } + + // {r: 255, g: 255, b: 255, a: 0.4} + return vals; +}; + +Color.prototype.setValues = function (space, vals) { + var values = this.values; + var spaces = this.spaces; + var maxes = this.maxes; + var alpha = 1; + var i; + + this.valid = true; + + if (space === 'alpha') { + alpha = vals; + } else if (vals.length) { + // [10, 10, 10] + values[space] = vals.slice(0, space.length); + alpha = vals[space.length]; + } else if (vals[space.charAt(0)] !== undefined) { + // {r: 10, g: 10, b: 10} + for (i = 0; i < space.length; i++) { + values[space][i] = vals[space.charAt(i)]; + } + + alpha = vals.a; + } else if (vals[spaces[space][0]] !== undefined) { + // {red: 10, green: 10, blue: 10} + var chans = spaces[space]; + + for (i = 0; i < space.length; i++) { + values[space][i] = vals[chans[i]]; + } + + alpha = vals.alpha; + } + + values.alpha = Math.max(0, Math.min(1, (alpha === undefined ? values.alpha : alpha))); + + if (space === 'alpha') { + return false; + } + + var capped; + + // cap values of the space prior converting all values + for (i = 0; i < space.length; i++) { + capped = Math.max(0, Math.min(maxes[space][i], values[space][i])); + values[space][i] = Math.round(capped); + } + + // convert to all the other color spaces + for (var sname in spaces) { + if (sname !== space) { + values[sname] = convert[space][sname](values[space]); + } + } + + return true; +}; + +Color.prototype.setSpace = function (space, args) { + var vals = args[0]; + + if (vals === undefined) { + // color.rgb() + return this.getValues(space); + } + + // color.rgb(10, 10, 10) + if (typeof vals === 'number') { + vals = Array.prototype.slice.call(args); + } + + this.setValues(space, vals); + return this; +}; + +Color.prototype.setChannel = function (space, index, val) { + var svalues = this.values[space]; + if (val === undefined) { + // color.red() + return svalues[index]; + } else if (val === svalues[index]) { + // color.red(color.red()) + return this; + } + + // color.red(100) + svalues[index] = val; + this.setValues(space, svalues); + + return this; +}; + +if (typeof window !== 'undefined') { + window.Color = Color; +} + +module.exports = Color; + +},{"1":1,"4":4}],3:[function(require,module,exports){ +/* MIT license */ + +module.exports = { + rgb2hsl: rgb2hsl, + rgb2hsv: rgb2hsv, + rgb2hwb: rgb2hwb, + rgb2cmyk: rgb2cmyk, + rgb2keyword: rgb2keyword, + rgb2xyz: rgb2xyz, + rgb2lab: rgb2lab, + rgb2lch: rgb2lch, + + hsl2rgb: hsl2rgb, + hsl2hsv: hsl2hsv, + hsl2hwb: hsl2hwb, + hsl2cmyk: hsl2cmyk, + hsl2keyword: hsl2keyword, + + hsv2rgb: hsv2rgb, + hsv2hsl: hsv2hsl, + hsv2hwb: hsv2hwb, + hsv2cmyk: hsv2cmyk, + hsv2keyword: hsv2keyword, + + hwb2rgb: hwb2rgb, + hwb2hsl: hwb2hsl, + hwb2hsv: hwb2hsv, + hwb2cmyk: hwb2cmyk, + hwb2keyword: hwb2keyword, + + cmyk2rgb: cmyk2rgb, + cmyk2hsl: cmyk2hsl, + cmyk2hsv: cmyk2hsv, + cmyk2hwb: cmyk2hwb, + cmyk2keyword: cmyk2keyword, + + keyword2rgb: keyword2rgb, + keyword2hsl: keyword2hsl, + keyword2hsv: keyword2hsv, + keyword2hwb: keyword2hwb, + keyword2cmyk: keyword2cmyk, + keyword2lab: keyword2lab, + keyword2xyz: keyword2xyz, + + xyz2rgb: xyz2rgb, + xyz2lab: xyz2lab, + xyz2lch: xyz2lch, + + lab2xyz: lab2xyz, + lab2rgb: lab2rgb, + lab2lch: lab2lch, + + lch2lab: lch2lab, + lch2xyz: lch2xyz, + lch2rgb: lch2rgb +} + + +function rgb2hsl(rgb) { + var r = rgb[0]/255, + g = rgb[1]/255, + b = rgb[2]/255, + min = Math.min(r, g, b), + max = Math.max(r, g, b), + delta = max - min, + h, s, l; + + if (max == min) + h = 0; + else if (r == max) + h = (g - b) / delta; + else if (g == max) + h = 2 + (b - r) / delta; + else if (b == max) + h = 4 + (r - g)/ delta; + + h = Math.min(h * 60, 360); + + if (h < 0) + h += 360; + + l = (min + max) / 2; + + if (max == min) + s = 0; + else if (l <= 0.5) + s = delta / (max + min); + else + s = delta / (2 - max - min); + + return [h, s * 100, l * 100]; +} + +function rgb2hsv(rgb) { + var r = rgb[0], + g = rgb[1], + b = rgb[2], + min = Math.min(r, g, b), + max = Math.max(r, g, b), + delta = max - min, + h, s, v; + + if (max == 0) + s = 0; + else + s = (delta/max * 1000)/10; + + if (max == min) + h = 0; + else if (r == max) + h = (g - b) / delta; + else if (g == max) + h = 2 + (b - r) / delta; + else if (b == max) + h = 4 + (r - g) / delta; + + h = Math.min(h * 60, 360); + + if (h < 0) + h += 360; + + v = ((max / 255) * 1000) / 10; + + return [h, s, v]; +} + +function rgb2hwb(rgb) { + var r = rgb[0], + g = rgb[1], + b = rgb[2], + h = rgb2hsl(rgb)[0], + w = 1/255 * Math.min(r, Math.min(g, b)), + b = 1 - 1/255 * Math.max(r, Math.max(g, b)); + + return [h, w * 100, b * 100]; +} + +function rgb2cmyk(rgb) { + var r = rgb[0] / 255, + g = rgb[1] / 255, + b = rgb[2] / 255, + c, m, y, k; + + k = Math.min(1 - r, 1 - g, 1 - b); + c = (1 - r - k) / (1 - k) || 0; + m = (1 - g - k) / (1 - k) || 0; + y = (1 - b - k) / (1 - k) || 0; + return [c * 100, m * 100, y * 100, k * 100]; +} + +function rgb2keyword(rgb) { + return reverseKeywords[JSON.stringify(rgb)]; +} + +function rgb2xyz(rgb) { + var r = rgb[0] / 255, + g = rgb[1] / 255, + b = rgb[2] / 255; + + // assume sRGB + r = r > 0.04045 ? Math.pow(((r + 0.055) / 1.055), 2.4) : (r / 12.92); + g = g > 0.04045 ? Math.pow(((g + 0.055) / 1.055), 2.4) : (g / 12.92); + b = b > 0.04045 ? Math.pow(((b + 0.055) / 1.055), 2.4) : (b / 12.92); + + var x = (r * 0.4124) + (g * 0.3576) + (b * 0.1805); + var y = (r * 0.2126) + (g * 0.7152) + (b * 0.0722); + var z = (r * 0.0193) + (g * 0.1192) + (b * 0.9505); + + return [x * 100, y *100, z * 100]; +} + +function rgb2lab(rgb) { + var xyz = rgb2xyz(rgb), + x = xyz[0], + y = xyz[1], + z = xyz[2], + l, a, b; + + x /= 95.047; + y /= 100; + z /= 108.883; + + x = x > 0.008856 ? Math.pow(x, 1/3) : (7.787 * x) + (16 / 116); + y = y > 0.008856 ? Math.pow(y, 1/3) : (7.787 * y) + (16 / 116); + z = z > 0.008856 ? Math.pow(z, 1/3) : (7.787 * z) + (16 / 116); + + l = (116 * y) - 16; + a = 500 * (x - y); + b = 200 * (y - z); + + return [l, a, b]; +} + +function rgb2lch(args) { + return lab2lch(rgb2lab(args)); +} + +function hsl2rgb(hsl) { + var h = hsl[0] / 360, + s = hsl[1] / 100, + l = hsl[2] / 100, + t1, t2, t3, rgb, val; + + if (s == 0) { + val = l * 255; + return [val, val, val]; + } + + if (l < 0.5) + t2 = l * (1 + s); + else + t2 = l + s - l * s; + t1 = 2 * l - t2; + + rgb = [0, 0, 0]; + for (var i = 0; i < 3; i++) { + t3 = h + 1 / 3 * - (i - 1); + t3 < 0 && t3++; + t3 > 1 && t3--; + + if (6 * t3 < 1) + val = t1 + (t2 - t1) * 6 * t3; + else if (2 * t3 < 1) + val = t2; + else if (3 * t3 < 2) + val = t1 + (t2 - t1) * (2 / 3 - t3) * 6; + else + val = t1; + + rgb[i] = val * 255; + } + + return rgb; +} + +function hsl2hsv(hsl) { + var h = hsl[0], + s = hsl[1] / 100, + l = hsl[2] / 100, + sv, v; + + if(l === 0) { + // no need to do calc on black + // also avoids divide by 0 error + return [0, 0, 0]; + } + + l *= 2; + s *= (l <= 1) ? l : 2 - l; + v = (l + s) / 2; + sv = (2 * s) / (l + s); + return [h, sv * 100, v * 100]; +} + +function hsl2hwb(args) { + return rgb2hwb(hsl2rgb(args)); +} + +function hsl2cmyk(args) { + return rgb2cmyk(hsl2rgb(args)); +} + +function hsl2keyword(args) { + return rgb2keyword(hsl2rgb(args)); +} + + +function hsv2rgb(hsv) { + var h = hsv[0] / 60, + s = hsv[1] / 100, + v = hsv[2] / 100, + hi = Math.floor(h) % 6; + + var f = h - Math.floor(h), + p = 255 * v * (1 - s), + q = 255 * v * (1 - (s * f)), + t = 255 * v * (1 - (s * (1 - f))), + v = 255 * v; + + switch(hi) { + case 0: + return [v, t, p]; + case 1: + return [q, v, p]; + case 2: + return [p, v, t]; + case 3: + return [p, q, v]; + case 4: + return [t, p, v]; + case 5: + return [v, p, q]; + } +} + +function hsv2hsl(hsv) { + var h = hsv[0], + s = hsv[1] / 100, + v = hsv[2] / 100, + sl, l; + + l = (2 - s) * v; + sl = s * v; + sl /= (l <= 1) ? l : 2 - l; + sl = sl || 0; + l /= 2; + return [h, sl * 100, l * 100]; +} + +function hsv2hwb(args) { + return rgb2hwb(hsv2rgb(args)) +} + +function hsv2cmyk(args) { + return rgb2cmyk(hsv2rgb(args)); +} + +function hsv2keyword(args) { + return rgb2keyword(hsv2rgb(args)); +} + +// http://dev.w3.org/csswg/css-color/#hwb-to-rgb +function hwb2rgb(hwb) { + var h = hwb[0] / 360, + wh = hwb[1] / 100, + bl = hwb[2] / 100, + ratio = wh + bl, + i, v, f, n; + + // wh + bl cant be > 1 + if (ratio > 1) { + wh /= ratio; + bl /= ratio; + } + + i = Math.floor(6 * h); + v = 1 - bl; + f = 6 * h - i; + if ((i & 0x01) != 0) { + f = 1 - f; + } + n = wh + f * (v - wh); // linear interpolation + + switch (i) { + default: + case 6: + case 0: r = v; g = n; b = wh; break; + case 1: r = n; g = v; b = wh; break; + case 2: r = wh; g = v; b = n; break; + case 3: r = wh; g = n; b = v; break; + case 4: r = n; g = wh; b = v; break; + case 5: r = v; g = wh; b = n; break; + } + + return [r * 255, g * 255, b * 255]; +} + +function hwb2hsl(args) { + return rgb2hsl(hwb2rgb(args)); +} + +function hwb2hsv(args) { + return rgb2hsv(hwb2rgb(args)); +} + +function hwb2cmyk(args) { + return rgb2cmyk(hwb2rgb(args)); +} + +function hwb2keyword(args) { + return rgb2keyword(hwb2rgb(args)); +} + +function cmyk2rgb(cmyk) { + var c = cmyk[0] / 100, + m = cmyk[1] / 100, + y = cmyk[2] / 100, + k = cmyk[3] / 100, + r, g, b; + + r = 1 - Math.min(1, c * (1 - k) + k); + g = 1 - Math.min(1, m * (1 - k) + k); + b = 1 - Math.min(1, y * (1 - k) + k); + return [r * 255, g * 255, b * 255]; +} + +function cmyk2hsl(args) { + return rgb2hsl(cmyk2rgb(args)); +} + +function cmyk2hsv(args) { + return rgb2hsv(cmyk2rgb(args)); +} + +function cmyk2hwb(args) { + return rgb2hwb(cmyk2rgb(args)); +} + +function cmyk2keyword(args) { + return rgb2keyword(cmyk2rgb(args)); +} + + +function xyz2rgb(xyz) { + var x = xyz[0] / 100, + y = xyz[1] / 100, + z = xyz[2] / 100, + r, g, b; + + r = (x * 3.2406) + (y * -1.5372) + (z * -0.4986); + g = (x * -0.9689) + (y * 1.8758) + (z * 0.0415); + b = (x * 0.0557) + (y * -0.2040) + (z * 1.0570); + + // assume sRGB + r = r > 0.0031308 ? ((1.055 * Math.pow(r, 1.0 / 2.4)) - 0.055) + : r = (r * 12.92); + + g = g > 0.0031308 ? ((1.055 * Math.pow(g, 1.0 / 2.4)) - 0.055) + : g = (g * 12.92); + + b = b > 0.0031308 ? ((1.055 * Math.pow(b, 1.0 / 2.4)) - 0.055) + : b = (b * 12.92); + + r = Math.min(Math.max(0, r), 1); + g = Math.min(Math.max(0, g), 1); + b = Math.min(Math.max(0, b), 1); + + return [r * 255, g * 255, b * 255]; +} + +function xyz2lab(xyz) { + var x = xyz[0], + y = xyz[1], + z = xyz[2], + l, a, b; + + x /= 95.047; + y /= 100; + z /= 108.883; + + x = x > 0.008856 ? Math.pow(x, 1/3) : (7.787 * x) + (16 / 116); + y = y > 0.008856 ? Math.pow(y, 1/3) : (7.787 * y) + (16 / 116); + z = z > 0.008856 ? Math.pow(z, 1/3) : (7.787 * z) + (16 / 116); + + l = (116 * y) - 16; + a = 500 * (x - y); + b = 200 * (y - z); + + return [l, a, b]; +} + +function xyz2lch(args) { + return lab2lch(xyz2lab(args)); +} + +function lab2xyz(lab) { + var l = lab[0], + a = lab[1], + b = lab[2], + x, y, z, y2; + + if (l <= 8) { + y = (l * 100) / 903.3; + y2 = (7.787 * (y / 100)) + (16 / 116); + } else { + y = 100 * Math.pow((l + 16) / 116, 3); + y2 = Math.pow(y / 100, 1/3); + } + + x = x / 95.047 <= 0.008856 ? x = (95.047 * ((a / 500) + y2 - (16 / 116))) / 7.787 : 95.047 * Math.pow((a / 500) + y2, 3); + + z = z / 108.883 <= 0.008859 ? z = (108.883 * (y2 - (b / 200) - (16 / 116))) / 7.787 : 108.883 * Math.pow(y2 - (b / 200), 3); + + return [x, y, z]; +} + +function lab2lch(lab) { + var l = lab[0], + a = lab[1], + b = lab[2], + hr, h, c; + + hr = Math.atan2(b, a); + h = hr * 360 / 2 / Math.PI; + if (h < 0) { + h += 360; + } + c = Math.sqrt(a * a + b * b); + return [l, c, h]; +} + +function lab2rgb(args) { + return xyz2rgb(lab2xyz(args)); +} + +function lch2lab(lch) { + var l = lch[0], + c = lch[1], + h = lch[2], + a, b, hr; + + hr = h / 360 * 2 * Math.PI; + a = c * Math.cos(hr); + b = c * Math.sin(hr); + return [l, a, b]; +} + +function lch2xyz(args) { + return lab2xyz(lch2lab(args)); +} + +function lch2rgb(args) { + return lab2rgb(lch2lab(args)); +} + +function keyword2rgb(keyword) { + return cssKeywords[keyword]; +} + +function keyword2hsl(args) { + return rgb2hsl(keyword2rgb(args)); +} + +function keyword2hsv(args) { + return rgb2hsv(keyword2rgb(args)); +} + +function keyword2hwb(args) { + return rgb2hwb(keyword2rgb(args)); +} + +function keyword2cmyk(args) { + return rgb2cmyk(keyword2rgb(args)); +} + +function keyword2lab(args) { + return rgb2lab(keyword2rgb(args)); +} + +function keyword2xyz(args) { + return rgb2xyz(keyword2rgb(args)); +} + +var cssKeywords = { + aliceblue: [240,248,255], + antiquewhite: [250,235,215], + aqua: [0,255,255], + aquamarine: [127,255,212], + azure: [240,255,255], + beige: [245,245,220], + bisque: [255,228,196], + black: [0,0,0], + blanchedalmond: [255,235,205], + blue: [0,0,255], + blueviolet: [138,43,226], + brown: [165,42,42], + burlywood: [222,184,135], + cadetblue: [95,158,160], + chartreuse: [127,255,0], + chocolate: [210,105,30], + coral: [255,127,80], + cornflowerblue: [100,149,237], + cornsilk: [255,248,220], + crimson: [220,20,60], + cyan: [0,255,255], + darkblue: [0,0,139], + darkcyan: [0,139,139], + darkgoldenrod: [184,134,11], + darkgray: [169,169,169], + darkgreen: [0,100,0], + darkgrey: [169,169,169], + darkkhaki: [189,183,107], + darkmagenta: [139,0,139], + darkolivegreen: [85,107,47], + darkorange: [255,140,0], + darkorchid: [153,50,204], + darkred: [139,0,0], + darksalmon: [233,150,122], + darkseagreen: [143,188,143], + darkslateblue: [72,61,139], + darkslategray: [47,79,79], + darkslategrey: [47,79,79], + darkturquoise: [0,206,209], + darkviolet: [148,0,211], + deeppink: [255,20,147], + deepskyblue: [0,191,255], + dimgray: [105,105,105], + dimgrey: [105,105,105], + dodgerblue: [30,144,255], + firebrick: [178,34,34], + floralwhite: [255,250,240], + forestgreen: [34,139,34], + fuchsia: [255,0,255], + gainsboro: [220,220,220], + ghostwhite: [248,248,255], + gold: [255,215,0], + goldenrod: [218,165,32], + gray: [128,128,128], + green: [0,128,0], + greenyellow: [173,255,47], + grey: [128,128,128], + honeydew: [240,255,240], + hotpink: [255,105,180], + indianred: [205,92,92], + indigo: [75,0,130], + ivory: [255,255,240], + khaki: [240,230,140], + lavender: [230,230,250], + lavenderblush: [255,240,245], + lawngreen: [124,252,0], + lemonchiffon: [255,250,205], + lightblue: [173,216,230], + lightcoral: [240,128,128], + lightcyan: [224,255,255], + lightgoldenrodyellow: [250,250,210], + lightgray: [211,211,211], + lightgreen: [144,238,144], + lightgrey: [211,211,211], + lightpink: [255,182,193], + lightsalmon: [255,160,122], + lightseagreen: [32,178,170], + lightskyblue: [135,206,250], + lightslategray: [119,136,153], + lightslategrey: [119,136,153], + lightsteelblue: [176,196,222], + lightyellow: [255,255,224], + lime: [0,255,0], + limegreen: [50,205,50], + linen: [250,240,230], + magenta: [255,0,255], + maroon: [128,0,0], + mediumaquamarine: [102,205,170], + mediumblue: [0,0,205], + mediumorchid: [186,85,211], + mediumpurple: [147,112,219], + mediumseagreen: [60,179,113], + mediumslateblue: [123,104,238], + mediumspringgreen: [0,250,154], + mediumturquoise: [72,209,204], + mediumvioletred: [199,21,133], + midnightblue: [25,25,112], + mintcream: [245,255,250], + mistyrose: [255,228,225], + moccasin: [255,228,181], + navajowhite: [255,222,173], + navy: [0,0,128], + oldlace: [253,245,230], + olive: [128,128,0], + olivedrab: [107,142,35], + orange: [255,165,0], + orangered: [255,69,0], + orchid: [218,112,214], + palegoldenrod: [238,232,170], + palegreen: [152,251,152], + paleturquoise: [175,238,238], + palevioletred: [219,112,147], + papayawhip: [255,239,213], + peachpuff: [255,218,185], + peru: [205,133,63], + pink: [255,192,203], + plum: [221,160,221], + powderblue: [176,224,230], + purple: [128,0,128], + rebeccapurple: [102, 51, 153], + red: [255,0,0], + rosybrown: [188,143,143], + royalblue: [65,105,225], + saddlebrown: [139,69,19], + salmon: [250,128,114], + sandybrown: [244,164,96], + seagreen: [46,139,87], + seashell: [255,245,238], + sienna: [160,82,45], + silver: [192,192,192], + skyblue: [135,206,235], + slateblue: [106,90,205], + slategray: [112,128,144], + slategrey: [112,128,144], + snow: [255,250,250], + springgreen: [0,255,127], + steelblue: [70,130,180], + tan: [210,180,140], + teal: [0,128,128], + thistle: [216,191,216], + tomato: [255,99,71], + turquoise: [64,224,208], + violet: [238,130,238], + wheat: [245,222,179], + white: [255,255,255], + whitesmoke: [245,245,245], + yellow: [255,255,0], + yellowgreen: [154,205,50] +}; + +var reverseKeywords = {}; +for (var key in cssKeywords) { + reverseKeywords[JSON.stringify(cssKeywords[key])] = key; +} + +},{}],4:[function(require,module,exports){ +var conversions = require(3); + +var convert = function() { + return new Converter(); +} + +for (var func in conversions) { + // export Raw versions + convert[func + "Raw"] = (function(func) { + // accept array or plain args + return function(arg) { + if (typeof arg == "number") + arg = Array.prototype.slice.call(arguments); + return conversions[func](arg); + } + })(func); + + var pair = /(\w+)2(\w+)/.exec(func), + from = pair[1], + to = pair[2]; + + // export rgb2hsl and ["rgb"]["hsl"] + convert[from] = convert[from] || {}; + + convert[from][to] = convert[func] = (function(func) { + return function(arg) { + if (typeof arg == "number") + arg = Array.prototype.slice.call(arguments); + + var val = conversions[func](arg); + if (typeof val == "string" || val === undefined) + return val; // keyword + + for (var i = 0; i < val.length; i++) + val[i] = Math.round(val[i]); + return val; + } + })(func); +} + + +/* Converter does lazy conversion and caching */ +var Converter = function() { + this.convs = {}; +}; + +/* Either get the values for a space or + set the values for a space, depending on args */ +Converter.prototype.routeSpace = function(space, args) { + var values = args[0]; + if (values === undefined) { + // color.rgb() + return this.getValues(space); + } + // color.rgb(10, 10, 10) + if (typeof values == "number") { + values = Array.prototype.slice.call(args); + } + + return this.setValues(space, values); +}; + +/* Set the values for a space, invalidating cache */ +Converter.prototype.setValues = function(space, values) { + this.space = space; + this.convs = {}; + this.convs[space] = values; + return this; +}; + +/* Get the values for a space. If there's already + a conversion for the space, fetch it, otherwise + compute it */ +Converter.prototype.getValues = function(space) { + var vals = this.convs[space]; + if (!vals) { + var fspace = this.space, + from = this.convs[fspace]; + vals = convert[fspace][space](from); + + this.convs[space] = vals; + } + return vals; +}; + +["rgb", "hsl", "hsv", "cmyk", "keyword"].forEach(function(space) { + Converter.prototype[space] = function(vals) { + return this.routeSpace(space, arguments); + } +}); + +module.exports = convert; +},{"3":3}],5:[function(require,module,exports){ +'use strict' + +module.exports = { + "aliceblue": [240, 248, 255], + "antiquewhite": [250, 235, 215], + "aqua": [0, 255, 255], + "aquamarine": [127, 255, 212], + "azure": [240, 255, 255], + "beige": [245, 245, 220], + "bisque": [255, 228, 196], + "black": [0, 0, 0], + "blanchedalmond": [255, 235, 205], + "blue": [0, 0, 255], + "blueviolet": [138, 43, 226], + "brown": [165, 42, 42], + "burlywood": [222, 184, 135], + "cadetblue": [95, 158, 160], + "chartreuse": [127, 255, 0], + "chocolate": [210, 105, 30], + "coral": [255, 127, 80], + "cornflowerblue": [100, 149, 237], + "cornsilk": [255, 248, 220], + "crimson": [220, 20, 60], + "cyan": [0, 255, 255], + "darkblue": [0, 0, 139], + "darkcyan": [0, 139, 139], + "darkgoldenrod": [184, 134, 11], + "darkgray": [169, 169, 169], + "darkgreen": [0, 100, 0], + "darkgrey": [169, 169, 169], + "darkkhaki": [189, 183, 107], + "darkmagenta": [139, 0, 139], + "darkolivegreen": [85, 107, 47], + "darkorange": [255, 140, 0], + "darkorchid": [153, 50, 204], + "darkred": [139, 0, 0], + "darksalmon": [233, 150, 122], + "darkseagreen": [143, 188, 143], + "darkslateblue": [72, 61, 139], + "darkslategray": [47, 79, 79], + "darkslategrey": [47, 79, 79], + "darkturquoise": [0, 206, 209], + "darkviolet": [148, 0, 211], + "deeppink": [255, 20, 147], + "deepskyblue": [0, 191, 255], + "dimgray": [105, 105, 105], + "dimgrey": [105, 105, 105], + "dodgerblue": [30, 144, 255], + "firebrick": [178, 34, 34], + "floralwhite": [255, 250, 240], + "forestgreen": [34, 139, 34], + "fuchsia": [255, 0, 255], + "gainsboro": [220, 220, 220], + "ghostwhite": [248, 248, 255], + "gold": [255, 215, 0], + "goldenrod": [218, 165, 32], + "gray": [128, 128, 128], + "green": [0, 128, 0], + "greenyellow": [173, 255, 47], + "grey": [128, 128, 128], + "honeydew": [240, 255, 240], + "hotpink": [255, 105, 180], + "indianred": [205, 92, 92], + "indigo": [75, 0, 130], + "ivory": [255, 255, 240], + "khaki": [240, 230, 140], + "lavender": [230, 230, 250], + "lavenderblush": [255, 240, 245], + "lawngreen": [124, 252, 0], + "lemonchiffon": [255, 250, 205], + "lightblue": [173, 216, 230], + "lightcoral": [240, 128, 128], + "lightcyan": [224, 255, 255], + "lightgoldenrodyellow": [250, 250, 210], + "lightgray": [211, 211, 211], + "lightgreen": [144, 238, 144], + "lightgrey": [211, 211, 211], + "lightpink": [255, 182, 193], + "lightsalmon": [255, 160, 122], + "lightseagreen": [32, 178, 170], + "lightskyblue": [135, 206, 250], + "lightslategray": [119, 136, 153], + "lightslategrey": [119, 136, 153], + "lightsteelblue": [176, 196, 222], + "lightyellow": [255, 255, 224], + "lime": [0, 255, 0], + "limegreen": [50, 205, 50], + "linen": [250, 240, 230], + "magenta": [255, 0, 255], + "maroon": [128, 0, 0], + "mediumaquamarine": [102, 205, 170], + "mediumblue": [0, 0, 205], + "mediumorchid": [186, 85, 211], + "mediumpurple": [147, 112, 219], + "mediumseagreen": [60, 179, 113], + "mediumslateblue": [123, 104, 238], + "mediumspringgreen": [0, 250, 154], + "mediumturquoise": [72, 209, 204], + "mediumvioletred": [199, 21, 133], + "midnightblue": [25, 25, 112], + "mintcream": [245, 255, 250], + "mistyrose": [255, 228, 225], + "moccasin": [255, 228, 181], + "navajowhite": [255, 222, 173], + "navy": [0, 0, 128], + "oldlace": [253, 245, 230], + "olive": [128, 128, 0], + "olivedrab": [107, 142, 35], + "orange": [255, 165, 0], + "orangered": [255, 69, 0], + "orchid": [218, 112, 214], + "palegoldenrod": [238, 232, 170], + "palegreen": [152, 251, 152], + "paleturquoise": [175, 238, 238], + "palevioletred": [219, 112, 147], + "papayawhip": [255, 239, 213], + "peachpuff": [255, 218, 185], + "peru": [205, 133, 63], + "pink": [255, 192, 203], + "plum": [221, 160, 221], + "powderblue": [176, 224, 230], + "purple": [128, 0, 128], + "rebeccapurple": [102, 51, 153], + "red": [255, 0, 0], + "rosybrown": [188, 143, 143], + "royalblue": [65, 105, 225], + "saddlebrown": [139, 69, 19], + "salmon": [250, 128, 114], + "sandybrown": [244, 164, 96], + "seagreen": [46, 139, 87], + "seashell": [255, 245, 238], + "sienna": [160, 82, 45], + "silver": [192, 192, 192], + "skyblue": [135, 206, 235], + "slateblue": [106, 90, 205], + "slategray": [112, 128, 144], + "slategrey": [112, 128, 144], + "snow": [255, 250, 250], + "springgreen": [0, 255, 127], + "steelblue": [70, 130, 180], + "tan": [210, 180, 140], + "teal": [0, 128, 128], + "thistle": [216, 191, 216], + "tomato": [255, 99, 71], + "turquoise": [64, 224, 208], + "violet": [238, 130, 238], + "wheat": [245, 222, 179], + "white": [255, 255, 255], + "whitesmoke": [245, 245, 245], + "yellow": [255, 255, 0], + "yellowgreen": [154, 205, 50] +}; + +},{}],6:[function(require,module,exports){ +//! moment.js + +;(function (global, factory) { + typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : + typeof define === 'function' && define.amd ? define(factory) : + global.moment = factory() +}(this, (function () { 'use strict'; + + var hookCallback; + + function hooks () { + return hookCallback.apply(null, arguments); + } + + // This is done to register the method called with moment() + // without creating circular dependencies. + function setHookCallback (callback) { + hookCallback = callback; + } + + function isArray(input) { + return input instanceof Array || Object.prototype.toString.call(input) === '[object Array]'; + } + + function isObject(input) { + // IE8 will treat undefined and null as object if it wasn't for + // input != null + return input != null && Object.prototype.toString.call(input) === '[object Object]'; + } + + function isObjectEmpty(obj) { + if (Object.getOwnPropertyNames) { + return (Object.getOwnPropertyNames(obj).length === 0); + } else { + var k; + for (k in obj) { + if (obj.hasOwnProperty(k)) { + return false; + } + } + return true; + } + } + + function isUndefined(input) { + return input === void 0; + } + + function isNumber(input) { + return typeof input === 'number' || Object.prototype.toString.call(input) === '[object Number]'; + } + + function isDate(input) { + return input instanceof Date || Object.prototype.toString.call(input) === '[object Date]'; + } + + function map(arr, fn) { + var res = [], i; + for (i = 0; i < arr.length; ++i) { + res.push(fn(arr[i], i)); + } + return res; + } + + function hasOwnProp(a, b) { + return Object.prototype.hasOwnProperty.call(a, b); + } + + function extend(a, b) { + for (var i in b) { + if (hasOwnProp(b, i)) { + a[i] = b[i]; + } + } + + if (hasOwnProp(b, 'toString')) { + a.toString = b.toString; + } + + if (hasOwnProp(b, 'valueOf')) { + a.valueOf = b.valueOf; + } + + return a; + } + + function createUTC (input, format, locale, strict) { + return createLocalOrUTC(input, format, locale, strict, true).utc(); + } + + function defaultParsingFlags() { + // We need to deep clone this object. + return { + empty : false, + unusedTokens : [], + unusedInput : [], + overflow : -2, + charsLeftOver : 0, + nullInput : false, + invalidMonth : null, + invalidFormat : false, + userInvalidated : false, + iso : false, + parsedDateParts : [], + meridiem : null, + rfc2822 : false, + weekdayMismatch : false + }; + } + + function getParsingFlags(m) { + if (m._pf == null) { + m._pf = defaultParsingFlags(); + } + return m._pf; + } + + var some; + if (Array.prototype.some) { + some = Array.prototype.some; + } else { + some = function (fun) { + var t = Object(this); + var len = t.length >>> 0; + + for (var i = 0; i < len; i++) { + if (i in t && fun.call(this, t[i], i, t)) { + return true; + } + } + + return false; + }; + } + + function isValid(m) { + if (m._isValid == null) { + var flags = getParsingFlags(m); + var parsedParts = some.call(flags.parsedDateParts, function (i) { + return i != null; + }); + var isNowValid = !isNaN(m._d.getTime()) && + flags.overflow < 0 && + !flags.empty && + !flags.invalidMonth && + !flags.invalidWeekday && + !flags.weekdayMismatch && + !flags.nullInput && + !flags.invalidFormat && + !flags.userInvalidated && + (!flags.meridiem || (flags.meridiem && parsedParts)); + + if (m._strict) { + isNowValid = isNowValid && + flags.charsLeftOver === 0 && + flags.unusedTokens.length === 0 && + flags.bigHour === undefined; + } + + if (Object.isFrozen == null || !Object.isFrozen(m)) { + m._isValid = isNowValid; + } + else { + return isNowValid; + } + } + return m._isValid; + } + + function createInvalid (flags) { + var m = createUTC(NaN); + if (flags != null) { + extend(getParsingFlags(m), flags); + } + else { + getParsingFlags(m).userInvalidated = true; + } + + return m; + } + + // Plugins that add properties should also add the key here (null value), + // so we can properly clone ourselves. + var momentProperties = hooks.momentProperties = []; + + function copyConfig(to, from) { + var i, prop, val; + + if (!isUndefined(from._isAMomentObject)) { + to._isAMomentObject = from._isAMomentObject; + } + if (!isUndefined(from._i)) { + to._i = from._i; + } + if (!isUndefined(from._f)) { + to._f = from._f; + } + if (!isUndefined(from._l)) { + to._l = from._l; + } + if (!isUndefined(from._strict)) { + to._strict = from._strict; + } + if (!isUndefined(from._tzm)) { + to._tzm = from._tzm; + } + if (!isUndefined(from._isUTC)) { + to._isUTC = from._isUTC; + } + if (!isUndefined(from._offset)) { + to._offset = from._offset; + } + if (!isUndefined(from._pf)) { + to._pf = getParsingFlags(from); + } + if (!isUndefined(from._locale)) { + to._locale = from._locale; + } + + if (momentProperties.length > 0) { + for (i = 0; i < momentProperties.length; i++) { + prop = momentProperties[i]; + val = from[prop]; + if (!isUndefined(val)) { + to[prop] = val; + } + } + } + + return to; + } + + var updateInProgress = false; + + // Moment prototype object + function Moment(config) { + copyConfig(this, config); + this._d = new Date(config._d != null ? config._d.getTime() : NaN); + if (!this.isValid()) { + this._d = new Date(NaN); + } + // Prevent infinite loop in case updateOffset creates new moment + // objects. + if (updateInProgress === false) { + updateInProgress = true; + hooks.updateOffset(this); + updateInProgress = false; + } + } + + function isMoment (obj) { + return obj instanceof Moment || (obj != null && obj._isAMomentObject != null); + } + + function absFloor (number) { + if (number < 0) { + // -0 -> 0 + return Math.ceil(number) || 0; + } else { + return Math.floor(number); + } + } + + function toInt(argumentForCoercion) { + var coercedNumber = +argumentForCoercion, + value = 0; + + if (coercedNumber !== 0 && isFinite(coercedNumber)) { + value = absFloor(coercedNumber); + } + + return value; + } + + // compare two arrays, return the number of differences + function compareArrays(array1, array2, dontConvert) { + var len = Math.min(array1.length, array2.length), + lengthDiff = Math.abs(array1.length - array2.length), + diffs = 0, + i; + for (i = 0; i < len; i++) { + if ((dontConvert && array1[i] !== array2[i]) || + (!dontConvert && toInt(array1[i]) !== toInt(array2[i]))) { + diffs++; + } + } + return diffs + lengthDiff; + } + + function warn(msg) { + if (hooks.suppressDeprecationWarnings === false && + (typeof console !== 'undefined') && console.warn) { + console.warn('Deprecation warning: ' + msg); + } + } + + function deprecate(msg, fn) { + var firstTime = true; + + return extend(function () { + if (hooks.deprecationHandler != null) { + hooks.deprecationHandler(null, msg); + } + if (firstTime) { + var args = []; + var arg; + for (var i = 0; i < arguments.length; i++) { + arg = ''; + if (typeof arguments[i] === 'object') { + arg += '\n[' + i + '] '; + for (var key in arguments[0]) { + arg += key + ': ' + arguments[0][key] + ', '; + } + arg = arg.slice(0, -2); // Remove trailing comma and space + } else { + arg = arguments[i]; + } + args.push(arg); + } + warn(msg + '\nArguments: ' + Array.prototype.slice.call(args).join('') + '\n' + (new Error()).stack); + firstTime = false; + } + return fn.apply(this, arguments); + }, fn); + } + + var deprecations = {}; + + function deprecateSimple(name, msg) { + if (hooks.deprecationHandler != null) { + hooks.deprecationHandler(name, msg); + } + if (!deprecations[name]) { + warn(msg); + deprecations[name] = true; + } + } + + hooks.suppressDeprecationWarnings = false; + hooks.deprecationHandler = null; + + function isFunction(input) { + return input instanceof Function || Object.prototype.toString.call(input) === '[object Function]'; + } + + function set (config) { + var prop, i; + for (i in config) { + prop = config[i]; + if (isFunction(prop)) { + this[i] = prop; + } else { + this['_' + i] = prop; + } + } + this._config = config; + // Lenient ordinal parsing accepts just a number in addition to + // number + (possibly) stuff coming from _dayOfMonthOrdinalParse. + // TODO: Remove "ordinalParse" fallback in next major release. + this._dayOfMonthOrdinalParseLenient = new RegExp( + (this._dayOfMonthOrdinalParse.source || this._ordinalParse.source) + + '|' + (/\d{1,2}/).source); + } + + function mergeConfigs(parentConfig, childConfig) { + var res = extend({}, parentConfig), prop; + for (prop in childConfig) { + if (hasOwnProp(childConfig, prop)) { + if (isObject(parentConfig[prop]) && isObject(childConfig[prop])) { + res[prop] = {}; + extend(res[prop], parentConfig[prop]); + extend(res[prop], childConfig[prop]); + } else if (childConfig[prop] != null) { + res[prop] = childConfig[prop]; + } else { + delete res[prop]; + } + } + } + for (prop in parentConfig) { + if (hasOwnProp(parentConfig, prop) && + !hasOwnProp(childConfig, prop) && + isObject(parentConfig[prop])) { + // make sure changes to properties don't modify parent config + res[prop] = extend({}, res[prop]); + } + } + return res; + } + + function Locale(config) { + if (config != null) { + this.set(config); + } + } + + var keys; + + if (Object.keys) { + keys = Object.keys; + } else { + keys = function (obj) { + var i, res = []; + for (i in obj) { + if (hasOwnProp(obj, i)) { + res.push(i); + } + } + return res; + }; + } + + var defaultCalendar = { + sameDay : '[Today at] LT', + nextDay : '[Tomorrow at] LT', + nextWeek : 'dddd [at] LT', + lastDay : '[Yesterday at] LT', + lastWeek : '[Last] dddd [at] LT', + sameElse : 'L' + }; + + function calendar (key, mom, now) { + var output = this._calendar[key] || this._calendar['sameElse']; + return isFunction(output) ? output.call(mom, now) : output; + } + + var defaultLongDateFormat = { + LTS : 'h:mm:ss A', + LT : 'h:mm A', + L : 'MM/DD/YYYY', + LL : 'MMMM D, YYYY', + LLL : 'MMMM D, YYYY h:mm A', + LLLL : 'dddd, MMMM D, YYYY h:mm A' + }; + + function longDateFormat (key) { + var format = this._longDateFormat[key], + formatUpper = this._longDateFormat[key.toUpperCase()]; + + if (format || !formatUpper) { + return format; + } + + this._longDateFormat[key] = formatUpper.replace(/MMMM|MM|DD|dddd/g, function (val) { + return val.slice(1); + }); + + return this._longDateFormat[key]; + } + + var defaultInvalidDate = 'Invalid date'; + + function invalidDate () { + return this._invalidDate; + } + + var defaultOrdinal = '%d'; + var defaultDayOfMonthOrdinalParse = /\d{1,2}/; + + function ordinal (number) { + return this._ordinal.replace('%d', number); + } + + var defaultRelativeTime = { + future : 'in %s', + past : '%s ago', + s : 'a few seconds', + ss : '%d seconds', + m : 'a minute', + mm : '%d minutes', + h : 'an hour', + hh : '%d hours', + d : 'a day', + dd : '%d days', + M : 'a month', + MM : '%d months', + y : 'a year', + yy : '%d years' + }; + + function relativeTime (number, withoutSuffix, string, isFuture) { + var output = this._relativeTime[string]; + return (isFunction(output)) ? + output(number, withoutSuffix, string, isFuture) : + output.replace(/%d/i, number); + } + + function pastFuture (diff, output) { + var format = this._relativeTime[diff > 0 ? 'future' : 'past']; + return isFunction(format) ? format(output) : format.replace(/%s/i, output); + } + + var aliases = {}; + + function addUnitAlias (unit, shorthand) { + var lowerCase = unit.toLowerCase(); + aliases[lowerCase] = aliases[lowerCase + 's'] = aliases[shorthand] = unit; + } + + function normalizeUnits(units) { + return typeof units === 'string' ? aliases[units] || aliases[units.toLowerCase()] : undefined; + } + + function normalizeObjectUnits(inputObject) { + var normalizedInput = {}, + normalizedProp, + prop; + + for (prop in inputObject) { + if (hasOwnProp(inputObject, prop)) { + normalizedProp = normalizeUnits(prop); + if (normalizedProp) { + normalizedInput[normalizedProp] = inputObject[prop]; + } + } + } + + return normalizedInput; + } + + var priorities = {}; + + function addUnitPriority(unit, priority) { + priorities[unit] = priority; + } + + function getPrioritizedUnits(unitsObj) { + var units = []; + for (var u in unitsObj) { + units.push({unit: u, priority: priorities[u]}); + } + units.sort(function (a, b) { + return a.priority - b.priority; + }); + return units; + } + + function zeroFill(number, targetLength, forceSign) { + var absNumber = '' + Math.abs(number), + zerosToFill = targetLength - absNumber.length, + sign = number >= 0; + return (sign ? (forceSign ? '+' : '') : '-') + + Math.pow(10, Math.max(0, zerosToFill)).toString().substr(1) + absNumber; + } + + var formattingTokens = /(\[[^\[]*\])|(\\)?([Hh]mm(ss)?|Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|Qo?|YYYYYY|YYYYY|YYYY|YY|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|kk?|mm?|ss?|S{1,9}|x|X|zz?|ZZ?|.)/g; + + var localFormattingTokens = /(\[[^\[]*\])|(\\)?(LTS|LT|LL?L?L?|l{1,4})/g; + + var formatFunctions = {}; + + var formatTokenFunctions = {}; + + // token: 'M' + // padded: ['MM', 2] + // ordinal: 'Mo' + // callback: function () { this.month() + 1 } + function addFormatToken (token, padded, ordinal, callback) { + var func = callback; + if (typeof callback === 'string') { + func = function () { + return this[callback](); + }; + } + if (token) { + formatTokenFunctions[token] = func; + } + if (padded) { + formatTokenFunctions[padded[0]] = function () { + return zeroFill(func.apply(this, arguments), padded[1], padded[2]); + }; + } + if (ordinal) { + formatTokenFunctions[ordinal] = function () { + return this.localeData().ordinal(func.apply(this, arguments), token); + }; + } + } + + function removeFormattingTokens(input) { + if (input.match(/\[[\s\S]/)) { + return input.replace(/^\[|\]$/g, ''); + } + return input.replace(/\\/g, ''); + } + + function makeFormatFunction(format) { + var array = format.match(formattingTokens), i, length; + + for (i = 0, length = array.length; i < length; i++) { + if (formatTokenFunctions[array[i]]) { + array[i] = formatTokenFunctions[array[i]]; + } else { + array[i] = removeFormattingTokens(array[i]); + } + } + + return function (mom) { + var output = '', i; + for (i = 0; i < length; i++) { + output += isFunction(array[i]) ? array[i].call(mom, format) : array[i]; + } + return output; + }; + } + + // format date using native date object + function formatMoment(m, format) { + if (!m.isValid()) { + return m.localeData().invalidDate(); + } + + format = expandFormat(format, m.localeData()); + formatFunctions[format] = formatFunctions[format] || makeFormatFunction(format); + + return formatFunctions[format](m); + } + + function expandFormat(format, locale) { + var i = 5; + + function replaceLongDateFormatTokens(input) { + return locale.longDateFormat(input) || input; + } + + localFormattingTokens.lastIndex = 0; + while (i >= 0 && localFormattingTokens.test(format)) { + format = format.replace(localFormattingTokens, replaceLongDateFormatTokens); + localFormattingTokens.lastIndex = 0; + i -= 1; + } + + return format; + } + + var match1 = /\d/; // 0 - 9 + var match2 = /\d\d/; // 00 - 99 + var match3 = /\d{3}/; // 000 - 999 + var match4 = /\d{4}/; // 0000 - 9999 + var match6 = /[+-]?\d{6}/; // -999999 - 999999 + var match1to2 = /\d\d?/; // 0 - 99 + var match3to4 = /\d\d\d\d?/; // 999 - 9999 + var match5to6 = /\d\d\d\d\d\d?/; // 99999 - 999999 + var match1to3 = /\d{1,3}/; // 0 - 999 + var match1to4 = /\d{1,4}/; // 0 - 9999 + var match1to6 = /[+-]?\d{1,6}/; // -999999 - 999999 + + var matchUnsigned = /\d+/; // 0 - inf + var matchSigned = /[+-]?\d+/; // -inf - inf + + var matchOffset = /Z|[+-]\d\d:?\d\d/gi; // +00:00 -00:00 +0000 -0000 or Z + var matchShortOffset = /Z|[+-]\d\d(?::?\d\d)?/gi; // +00 -00 +00:00 -00:00 +0000 -0000 or Z + + var matchTimestamp = /[+-]?\d+(\.\d{1,3})?/; // 123456789 123456789.123 + + // any word (or two) characters or numbers including two/three word month in arabic. + // includes scottish gaelic two word and hyphenated months + var matchWord = /[0-9]{0,256}['a-z\u00A0-\u05FF\u0700-\uD7FF\uF900-\uFDCF\uFDF0-\uFF07\uFF10-\uFFEF]{1,256}|[\u0600-\u06FF\/]{1,256}(\s*?[\u0600-\u06FF]{1,256}){1,2}/i; + + var regexes = {}; + + function addRegexToken (token, regex, strictRegex) { + regexes[token] = isFunction(regex) ? regex : function (isStrict, localeData) { + return (isStrict && strictRegex) ? strictRegex : regex; + }; + } + + function getParseRegexForToken (token, config) { + if (!hasOwnProp(regexes, token)) { + return new RegExp(unescapeFormat(token)); + } + + return regexes[token](config._strict, config._locale); + } + + // Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript + function unescapeFormat(s) { + return regexEscape(s.replace('\\', '').replace(/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g, function (matched, p1, p2, p3, p4) { + return p1 || p2 || p3 || p4; + })); + } + + function regexEscape(s) { + return s.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&'); + } + + var tokens = {}; + + function addParseToken (token, callback) { + var i, func = callback; + if (typeof token === 'string') { + token = [token]; + } + if (isNumber(callback)) { + func = function (input, array) { + array[callback] = toInt(input); + }; + } + for (i = 0; i < token.length; i++) { + tokens[token[i]] = func; + } + } + + function addWeekParseToken (token, callback) { + addParseToken(token, function (input, array, config, token) { + config._w = config._w || {}; + callback(input, config._w, config, token); + }); + } + + function addTimeToArrayFromToken(token, input, config) { + if (input != null && hasOwnProp(tokens, token)) { + tokens[token](input, config._a, config, token); + } + } + + var YEAR = 0; + var MONTH = 1; + var DATE = 2; + var HOUR = 3; + var MINUTE = 4; + var SECOND = 5; + var MILLISECOND = 6; + var WEEK = 7; + var WEEKDAY = 8; + + // FORMATTING + + addFormatToken('Y', 0, 0, function () { + var y = this.year(); + return y <= 9999 ? '' + y : '+' + y; + }); + + addFormatToken(0, ['YY', 2], 0, function () { + return this.year() % 100; + }); + + addFormatToken(0, ['YYYY', 4], 0, 'year'); + addFormatToken(0, ['YYYYY', 5], 0, 'year'); + addFormatToken(0, ['YYYYYY', 6, true], 0, 'year'); + + // ALIASES + + addUnitAlias('year', 'y'); + + // PRIORITIES + + addUnitPriority('year', 1); + + // PARSING + + addRegexToken('Y', matchSigned); + addRegexToken('YY', match1to2, match2); + addRegexToken('YYYY', match1to4, match4); + addRegexToken('YYYYY', match1to6, match6); + addRegexToken('YYYYYY', match1to6, match6); + + addParseToken(['YYYYY', 'YYYYYY'], YEAR); + addParseToken('YYYY', function (input, array) { + array[YEAR] = input.length === 2 ? hooks.parseTwoDigitYear(input) : toInt(input); + }); + addParseToken('YY', function (input, array) { + array[YEAR] = hooks.parseTwoDigitYear(input); + }); + addParseToken('Y', function (input, array) { + array[YEAR] = parseInt(input, 10); + }); + + // HELPERS + + function daysInYear(year) { + return isLeapYear(year) ? 366 : 365; + } + + function isLeapYear(year) { + return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0; + } + + // HOOKS + + hooks.parseTwoDigitYear = function (input) { + return toInt(input) + (toInt(input) > 68 ? 1900 : 2000); + }; + + // MOMENTS + + var getSetYear = makeGetSet('FullYear', true); + + function getIsLeapYear () { + return isLeapYear(this.year()); + } + + function makeGetSet (unit, keepTime) { + return function (value) { + if (value != null) { + set$1(this, unit, value); + hooks.updateOffset(this, keepTime); + return this; + } else { + return get(this, unit); + } + }; + } + + function get (mom, unit) { + return mom.isValid() ? + mom._d['get' + (mom._isUTC ? 'UTC' : '') + unit]() : NaN; + } + + function set$1 (mom, unit, value) { + if (mom.isValid() && !isNaN(value)) { + if (unit === 'FullYear' && isLeapYear(mom.year()) && mom.month() === 1 && mom.date() === 29) { + mom._d['set' + (mom._isUTC ? 'UTC' : '') + unit](value, mom.month(), daysInMonth(value, mom.month())); + } + else { + mom._d['set' + (mom._isUTC ? 'UTC' : '') + unit](value); + } + } + } + + // MOMENTS + + function stringGet (units) { + units = normalizeUnits(units); + if (isFunction(this[units])) { + return this[units](); + } + return this; + } + + + function stringSet (units, value) { + if (typeof units === 'object') { + units = normalizeObjectUnits(units); + var prioritized = getPrioritizedUnits(units); + for (var i = 0; i < prioritized.length; i++) { + this[prioritized[i].unit](units[prioritized[i].unit]); + } + } else { + units = normalizeUnits(units); + if (isFunction(this[units])) { + return this[units](value); + } + } + return this; + } + + function mod(n, x) { + return ((n % x) + x) % x; + } + + var indexOf; + + if (Array.prototype.indexOf) { + indexOf = Array.prototype.indexOf; + } else { + indexOf = function (o) { + // I know + var i; + for (i = 0; i < this.length; ++i) { + if (this[i] === o) { + return i; + } + } + return -1; + }; + } + + function daysInMonth(year, month) { + if (isNaN(year) || isNaN(month)) { + return NaN; + } + var modMonth = mod(month, 12); + year += (month - modMonth) / 12; + return modMonth === 1 ? (isLeapYear(year) ? 29 : 28) : (31 - modMonth % 7 % 2); + } + + // FORMATTING + + addFormatToken('M', ['MM', 2], 'Mo', function () { + return this.month() + 1; + }); + + addFormatToken('MMM', 0, 0, function (format) { + return this.localeData().monthsShort(this, format); + }); + + addFormatToken('MMMM', 0, 0, function (format) { + return this.localeData().months(this, format); + }); + + // ALIASES + + addUnitAlias('month', 'M'); + + // PRIORITY + + addUnitPriority('month', 8); + + // PARSING + + addRegexToken('M', match1to2); + addRegexToken('MM', match1to2, match2); + addRegexToken('MMM', function (isStrict, locale) { + return locale.monthsShortRegex(isStrict); + }); + addRegexToken('MMMM', function (isStrict, locale) { + return locale.monthsRegex(isStrict); + }); + + addParseToken(['M', 'MM'], function (input, array) { + array[MONTH] = toInt(input) - 1; + }); + + addParseToken(['MMM', 'MMMM'], function (input, array, config, token) { + var month = config._locale.monthsParse(input, token, config._strict); + // if we didn't find a month name, mark the date as invalid. + if (month != null) { + array[MONTH] = month; + } else { + getParsingFlags(config).invalidMonth = input; + } + }); + + // LOCALES + + var MONTHS_IN_FORMAT = /D[oD]?(\[[^\[\]]*\]|\s)+MMMM?/; + var defaultLocaleMonths = 'January_February_March_April_May_June_July_August_September_October_November_December'.split('_'); + function localeMonths (m, format) { + if (!m) { + return isArray(this._months) ? this._months : + this._months['standalone']; + } + return isArray(this._months) ? this._months[m.month()] : + this._months[(this._months.isFormat || MONTHS_IN_FORMAT).test(format) ? 'format' : 'standalone'][m.month()]; + } + + var defaultLocaleMonthsShort = 'Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec'.split('_'); + function localeMonthsShort (m, format) { + if (!m) { + return isArray(this._monthsShort) ? this._monthsShort : + this._monthsShort['standalone']; + } + return isArray(this._monthsShort) ? this._monthsShort[m.month()] : + this._monthsShort[MONTHS_IN_FORMAT.test(format) ? 'format' : 'standalone'][m.month()]; + } + + function handleStrictParse(monthName, format, strict) { + var i, ii, mom, llc = monthName.toLocaleLowerCase(); + if (!this._monthsParse) { + // this is not used + this._monthsParse = []; + this._longMonthsParse = []; + this._shortMonthsParse = []; + for (i = 0; i < 12; ++i) { + mom = createUTC([2000, i]); + this._shortMonthsParse[i] = this.monthsShort(mom, '').toLocaleLowerCase(); + this._longMonthsParse[i] = this.months(mom, '').toLocaleLowerCase(); + } + } + + if (strict) { + if (format === 'MMM') { + ii = indexOf.call(this._shortMonthsParse, llc); + return ii !== -1 ? ii : null; + } else { + ii = indexOf.call(this._longMonthsParse, llc); + return ii !== -1 ? ii : null; + } + } else { + if (format === 'MMM') { + ii = indexOf.call(this._shortMonthsParse, llc); + if (ii !== -1) { + return ii; + } + ii = indexOf.call(this._longMonthsParse, llc); + return ii !== -1 ? ii : null; + } else { + ii = indexOf.call(this._longMonthsParse, llc); + if (ii !== -1) { + return ii; + } + ii = indexOf.call(this._shortMonthsParse, llc); + return ii !== -1 ? ii : null; + } + } + } + + function localeMonthsParse (monthName, format, strict) { + var i, mom, regex; + + if (this._monthsParseExact) { + return handleStrictParse.call(this, monthName, format, strict); + } + + if (!this._monthsParse) { + this._monthsParse = []; + this._longMonthsParse = []; + this._shortMonthsParse = []; + } + + // TODO: add sorting + // Sorting makes sure if one month (or abbr) is a prefix of another + // see sorting in computeMonthsParse + for (i = 0; i < 12; i++) { + // make the regex if we don't have it already + mom = createUTC([2000, i]); + if (strict && !this._longMonthsParse[i]) { + this._longMonthsParse[i] = new RegExp('^' + this.months(mom, '').replace('.', '') + '$', 'i'); + this._shortMonthsParse[i] = new RegExp('^' + this.monthsShort(mom, '').replace('.', '') + '$', 'i'); + } + if (!strict && !this._monthsParse[i]) { + regex = '^' + this.months(mom, '') + '|^' + this.monthsShort(mom, ''); + this._monthsParse[i] = new RegExp(regex.replace('.', ''), 'i'); + } + // test the regex + if (strict && format === 'MMMM' && this._longMonthsParse[i].test(monthName)) { + return i; + } else if (strict && format === 'MMM' && this._shortMonthsParse[i].test(monthName)) { + return i; + } else if (!strict && this._monthsParse[i].test(monthName)) { + return i; + } + } + } + + // MOMENTS + + function setMonth (mom, value) { + var dayOfMonth; + + if (!mom.isValid()) { + // No op + return mom; + } + + if (typeof value === 'string') { + if (/^\d+$/.test(value)) { + value = toInt(value); + } else { + value = mom.localeData().monthsParse(value); + // TODO: Another silent failure? + if (!isNumber(value)) { + return mom; + } + } + } + + dayOfMonth = Math.min(mom.date(), daysInMonth(mom.year(), value)); + mom._d['set' + (mom._isUTC ? 'UTC' : '') + 'Month'](value, dayOfMonth); + return mom; + } + + function getSetMonth (value) { + if (value != null) { + setMonth(this, value); + hooks.updateOffset(this, true); + return this; + } else { + return get(this, 'Month'); + } + } + + function getDaysInMonth () { + return daysInMonth(this.year(), this.month()); + } + + var defaultMonthsShortRegex = matchWord; + function monthsShortRegex (isStrict) { + if (this._monthsParseExact) { + if (!hasOwnProp(this, '_monthsRegex')) { + computeMonthsParse.call(this); + } + if (isStrict) { + return this._monthsShortStrictRegex; + } else { + return this._monthsShortRegex; + } + } else { + if (!hasOwnProp(this, '_monthsShortRegex')) { + this._monthsShortRegex = defaultMonthsShortRegex; + } + return this._monthsShortStrictRegex && isStrict ? + this._monthsShortStrictRegex : this._monthsShortRegex; + } + } + + var defaultMonthsRegex = matchWord; + function monthsRegex (isStrict) { + if (this._monthsParseExact) { + if (!hasOwnProp(this, '_monthsRegex')) { + computeMonthsParse.call(this); + } + if (isStrict) { + return this._monthsStrictRegex; + } else { + return this._monthsRegex; + } + } else { + if (!hasOwnProp(this, '_monthsRegex')) { + this._monthsRegex = defaultMonthsRegex; + } + return this._monthsStrictRegex && isStrict ? + this._monthsStrictRegex : this._monthsRegex; + } + } + + function computeMonthsParse () { + function cmpLenRev(a, b) { + return b.length - a.length; + } + + var shortPieces = [], longPieces = [], mixedPieces = [], + i, mom; + for (i = 0; i < 12; i++) { + // make the regex if we don't have it already + mom = createUTC([2000, i]); + shortPieces.push(this.monthsShort(mom, '')); + longPieces.push(this.months(mom, '')); + mixedPieces.push(this.months(mom, '')); + mixedPieces.push(this.monthsShort(mom, '')); + } + // Sorting makes sure if one month (or abbr) is a prefix of another it + // will match the longer piece. + shortPieces.sort(cmpLenRev); + longPieces.sort(cmpLenRev); + mixedPieces.sort(cmpLenRev); + for (i = 0; i < 12; i++) { + shortPieces[i] = regexEscape(shortPieces[i]); + longPieces[i] = regexEscape(longPieces[i]); + } + for (i = 0; i < 24; i++) { + mixedPieces[i] = regexEscape(mixedPieces[i]); + } + + this._monthsRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i'); + this._monthsShortRegex = this._monthsRegex; + this._monthsStrictRegex = new RegExp('^(' + longPieces.join('|') + ')', 'i'); + this._monthsShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')', 'i'); + } + + function createDate (y, m, d, h, M, s, ms) { + // can't just apply() to create a date: + // https://stackoverflow.com/q/181348 + var date = new Date(y, m, d, h, M, s, ms); + + // the date constructor remaps years 0-99 to 1900-1999 + if (y < 100 && y >= 0 && isFinite(date.getFullYear())) { + date.setFullYear(y); + } + return date; + } + + function createUTCDate (y) { + var date = new Date(Date.UTC.apply(null, arguments)); + + // the Date.UTC function remaps years 0-99 to 1900-1999 + if (y < 100 && y >= 0 && isFinite(date.getUTCFullYear())) { + date.setUTCFullYear(y); + } + return date; + } + + // start-of-first-week - start-of-year + function firstWeekOffset(year, dow, doy) { + var // first-week day -- which january is always in the first week (4 for iso, 1 for other) + fwd = 7 + dow - doy, + // first-week day local weekday -- which local weekday is fwd + fwdlw = (7 + createUTCDate(year, 0, fwd).getUTCDay() - dow) % 7; + + return -fwdlw + fwd - 1; + } + + // https://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday + function dayOfYearFromWeeks(year, week, weekday, dow, doy) { + var localWeekday = (7 + weekday - dow) % 7, + weekOffset = firstWeekOffset(year, dow, doy), + dayOfYear = 1 + 7 * (week - 1) + localWeekday + weekOffset, + resYear, resDayOfYear; + + if (dayOfYear <= 0) { + resYear = year - 1; + resDayOfYear = daysInYear(resYear) + dayOfYear; + } else if (dayOfYear > daysInYear(year)) { + resYear = year + 1; + resDayOfYear = dayOfYear - daysInYear(year); + } else { + resYear = year; + resDayOfYear = dayOfYear; + } + + return { + year: resYear, + dayOfYear: resDayOfYear + }; + } + + function weekOfYear(mom, dow, doy) { + var weekOffset = firstWeekOffset(mom.year(), dow, doy), + week = Math.floor((mom.dayOfYear() - weekOffset - 1) / 7) + 1, + resWeek, resYear; + + if (week < 1) { + resYear = mom.year() - 1; + resWeek = week + weeksInYear(resYear, dow, doy); + } else if (week > weeksInYear(mom.year(), dow, doy)) { + resWeek = week - weeksInYear(mom.year(), dow, doy); + resYear = mom.year() + 1; + } else { + resYear = mom.year(); + resWeek = week; + } + + return { + week: resWeek, + year: resYear + }; + } + + function weeksInYear(year, dow, doy) { + var weekOffset = firstWeekOffset(year, dow, doy), + weekOffsetNext = firstWeekOffset(year + 1, dow, doy); + return (daysInYear(year) - weekOffset + weekOffsetNext) / 7; + } + + // FORMATTING + + addFormatToken('w', ['ww', 2], 'wo', 'week'); + addFormatToken('W', ['WW', 2], 'Wo', 'isoWeek'); + + // ALIASES + + addUnitAlias('week', 'w'); + addUnitAlias('isoWeek', 'W'); + + // PRIORITIES + + addUnitPriority('week', 5); + addUnitPriority('isoWeek', 5); + + // PARSING + + addRegexToken('w', match1to2); + addRegexToken('ww', match1to2, match2); + addRegexToken('W', match1to2); + addRegexToken('WW', match1to2, match2); + + addWeekParseToken(['w', 'ww', 'W', 'WW'], function (input, week, config, token) { + week[token.substr(0, 1)] = toInt(input); + }); + + // HELPERS + + // LOCALES + + function localeWeek (mom) { + return weekOfYear(mom, this._week.dow, this._week.doy).week; + } + + var defaultLocaleWeek = { + dow : 0, // Sunday is the first day of the week. + doy : 6 // The week that contains Jan 1st is the first week of the year. + }; + + function localeFirstDayOfWeek () { + return this._week.dow; + } + + function localeFirstDayOfYear () { + return this._week.doy; + } + + // MOMENTS + + function getSetWeek (input) { + var week = this.localeData().week(this); + return input == null ? week : this.add((input - week) * 7, 'd'); + } + + function getSetISOWeek (input) { + var week = weekOfYear(this, 1, 4).week; + return input == null ? week : this.add((input - week) * 7, 'd'); + } + + // FORMATTING + + addFormatToken('d', 0, 'do', 'day'); + + addFormatToken('dd', 0, 0, function (format) { + return this.localeData().weekdaysMin(this, format); + }); + + addFormatToken('ddd', 0, 0, function (format) { + return this.localeData().weekdaysShort(this, format); + }); + + addFormatToken('dddd', 0, 0, function (format) { + return this.localeData().weekdays(this, format); + }); + + addFormatToken('e', 0, 0, 'weekday'); + addFormatToken('E', 0, 0, 'isoWeekday'); + + // ALIASES + + addUnitAlias('day', 'd'); + addUnitAlias('weekday', 'e'); + addUnitAlias('isoWeekday', 'E'); + + // PRIORITY + addUnitPriority('day', 11); + addUnitPriority('weekday', 11); + addUnitPriority('isoWeekday', 11); + + // PARSING + + addRegexToken('d', match1to2); + addRegexToken('e', match1to2); + addRegexToken('E', match1to2); + addRegexToken('dd', function (isStrict, locale) { + return locale.weekdaysMinRegex(isStrict); + }); + addRegexToken('ddd', function (isStrict, locale) { + return locale.weekdaysShortRegex(isStrict); + }); + addRegexToken('dddd', function (isStrict, locale) { + return locale.weekdaysRegex(isStrict); + }); + + addWeekParseToken(['dd', 'ddd', 'dddd'], function (input, week, config, token) { + var weekday = config._locale.weekdaysParse(input, token, config._strict); + // if we didn't get a weekday name, mark the date as invalid + if (weekday != null) { + week.d = weekday; + } else { + getParsingFlags(config).invalidWeekday = input; + } + }); + + addWeekParseToken(['d', 'e', 'E'], function (input, week, config, token) { + week[token] = toInt(input); + }); + + // HELPERS + + function parseWeekday(input, locale) { + if (typeof input !== 'string') { + return input; + } + + if (!isNaN(input)) { + return parseInt(input, 10); + } + + input = locale.weekdaysParse(input); + if (typeof input === 'number') { + return input; + } + + return null; + } + + function parseIsoWeekday(input, locale) { + if (typeof input === 'string') { + return locale.weekdaysParse(input) % 7 || 7; + } + return isNaN(input) ? null : input; + } + + // LOCALES + + var defaultLocaleWeekdays = 'Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday'.split('_'); + function localeWeekdays (m, format) { + if (!m) { + return isArray(this._weekdays) ? this._weekdays : + this._weekdays['standalone']; + } + return isArray(this._weekdays) ? this._weekdays[m.day()] : + this._weekdays[this._weekdays.isFormat.test(format) ? 'format' : 'standalone'][m.day()]; + } + + var defaultLocaleWeekdaysShort = 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_'); + function localeWeekdaysShort (m) { + return (m) ? this._weekdaysShort[m.day()] : this._weekdaysShort; + } + + var defaultLocaleWeekdaysMin = 'Su_Mo_Tu_We_Th_Fr_Sa'.split('_'); + function localeWeekdaysMin (m) { + return (m) ? this._weekdaysMin[m.day()] : this._weekdaysMin; + } + + function handleStrictParse$1(weekdayName, format, strict) { + var i, ii, mom, llc = weekdayName.toLocaleLowerCase(); + if (!this._weekdaysParse) { + this._weekdaysParse = []; + this._shortWeekdaysParse = []; + this._minWeekdaysParse = []; + + for (i = 0; i < 7; ++i) { + mom = createUTC([2000, 1]).day(i); + this._minWeekdaysParse[i] = this.weekdaysMin(mom, '').toLocaleLowerCase(); + this._shortWeekdaysParse[i] = this.weekdaysShort(mom, '').toLocaleLowerCase(); + this._weekdaysParse[i] = this.weekdays(mom, '').toLocaleLowerCase(); + } + } + + if (strict) { + if (format === 'dddd') { + ii = indexOf.call(this._weekdaysParse, llc); + return ii !== -1 ? ii : null; + } else if (format === 'ddd') { + ii = indexOf.call(this._shortWeekdaysParse, llc); + return ii !== -1 ? ii : null; + } else { + ii = indexOf.call(this._minWeekdaysParse, llc); + return ii !== -1 ? ii : null; + } + } else { + if (format === 'dddd') { + ii = indexOf.call(this._weekdaysParse, llc); + if (ii !== -1) { + return ii; + } + ii = indexOf.call(this._shortWeekdaysParse, llc); + if (ii !== -1) { + return ii; + } + ii = indexOf.call(this._minWeekdaysParse, llc); + return ii !== -1 ? ii : null; + } else if (format === 'ddd') { + ii = indexOf.call(this._shortWeekdaysParse, llc); + if (ii !== -1) { + return ii; + } + ii = indexOf.call(this._weekdaysParse, llc); + if (ii !== -1) { + return ii; + } + ii = indexOf.call(this._minWeekdaysParse, llc); + return ii !== -1 ? ii : null; + } else { + ii = indexOf.call(this._minWeekdaysParse, llc); + if (ii !== -1) { + return ii; + } + ii = indexOf.call(this._weekdaysParse, llc); + if (ii !== -1) { + return ii; + } + ii = indexOf.call(this._shortWeekdaysParse, llc); + return ii !== -1 ? ii : null; + } + } + } + + function localeWeekdaysParse (weekdayName, format, strict) { + var i, mom, regex; + + if (this._weekdaysParseExact) { + return handleStrictParse$1.call(this, weekdayName, format, strict); + } + + if (!this._weekdaysParse) { + this._weekdaysParse = []; + this._minWeekdaysParse = []; + this._shortWeekdaysParse = []; + this._fullWeekdaysParse = []; + } + + for (i = 0; i < 7; i++) { + // make the regex if we don't have it already + + mom = createUTC([2000, 1]).day(i); + if (strict && !this._fullWeekdaysParse[i]) { + this._fullWeekdaysParse[i] = new RegExp('^' + this.weekdays(mom, '').replace('.', '\\.?') + '$', 'i'); + this._shortWeekdaysParse[i] = new RegExp('^' + this.weekdaysShort(mom, '').replace('.', '\\.?') + '$', 'i'); + this._minWeekdaysParse[i] = new RegExp('^' + this.weekdaysMin(mom, '').replace('.', '\\.?') + '$', 'i'); + } + if (!this._weekdaysParse[i]) { + regex = '^' + this.weekdays(mom, '') + '|^' + this.weekdaysShort(mom, '') + '|^' + this.weekdaysMin(mom, ''); + this._weekdaysParse[i] = new RegExp(regex.replace('.', ''), 'i'); + } + // test the regex + if (strict && format === 'dddd' && this._fullWeekdaysParse[i].test(weekdayName)) { + return i; + } else if (strict && format === 'ddd' && this._shortWeekdaysParse[i].test(weekdayName)) { + return i; + } else if (strict && format === 'dd' && this._minWeekdaysParse[i].test(weekdayName)) { + return i; + } else if (!strict && this._weekdaysParse[i].test(weekdayName)) { + return i; + } + } + } + + // MOMENTS + + function getSetDayOfWeek (input) { + if (!this.isValid()) { + return input != null ? this : NaN; + } + var day = this._isUTC ? this._d.getUTCDay() : this._d.getDay(); + if (input != null) { + input = parseWeekday(input, this.localeData()); + return this.add(input - day, 'd'); + } else { + return day; + } + } + + function getSetLocaleDayOfWeek (input) { + if (!this.isValid()) { + return input != null ? this : NaN; + } + var weekday = (this.day() + 7 - this.localeData()._week.dow) % 7; + return input == null ? weekday : this.add(input - weekday, 'd'); + } + + function getSetISODayOfWeek (input) { + if (!this.isValid()) { + return input != null ? this : NaN; + } + + // behaves the same as moment#day except + // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6) + // as a setter, sunday should belong to the previous week. + + if (input != null) { + var weekday = parseIsoWeekday(input, this.localeData()); + return this.day(this.day() % 7 ? weekday : weekday - 7); + } else { + return this.day() || 7; + } + } + + var defaultWeekdaysRegex = matchWord; + function weekdaysRegex (isStrict) { + if (this._weekdaysParseExact) { + if (!hasOwnProp(this, '_weekdaysRegex')) { + computeWeekdaysParse.call(this); + } + if (isStrict) { + return this._weekdaysStrictRegex; + } else { + return this._weekdaysRegex; + } + } else { + if (!hasOwnProp(this, '_weekdaysRegex')) { + this._weekdaysRegex = defaultWeekdaysRegex; + } + return this._weekdaysStrictRegex && isStrict ? + this._weekdaysStrictRegex : this._weekdaysRegex; + } + } + + var defaultWeekdaysShortRegex = matchWord; + function weekdaysShortRegex (isStrict) { + if (this._weekdaysParseExact) { + if (!hasOwnProp(this, '_weekdaysRegex')) { + computeWeekdaysParse.call(this); + } + if (isStrict) { + return this._weekdaysShortStrictRegex; + } else { + return this._weekdaysShortRegex; + } + } else { + if (!hasOwnProp(this, '_weekdaysShortRegex')) { + this._weekdaysShortRegex = defaultWeekdaysShortRegex; + } + return this._weekdaysShortStrictRegex && isStrict ? + this._weekdaysShortStrictRegex : this._weekdaysShortRegex; + } + } + + var defaultWeekdaysMinRegex = matchWord; + function weekdaysMinRegex (isStrict) { + if (this._weekdaysParseExact) { + if (!hasOwnProp(this, '_weekdaysRegex')) { + computeWeekdaysParse.call(this); + } + if (isStrict) { + return this._weekdaysMinStrictRegex; + } else { + return this._weekdaysMinRegex; + } + } else { + if (!hasOwnProp(this, '_weekdaysMinRegex')) { + this._weekdaysMinRegex = defaultWeekdaysMinRegex; + } + return this._weekdaysMinStrictRegex && isStrict ? + this._weekdaysMinStrictRegex : this._weekdaysMinRegex; + } + } + + + function computeWeekdaysParse () { + function cmpLenRev(a, b) { + return b.length - a.length; + } + + var minPieces = [], shortPieces = [], longPieces = [], mixedPieces = [], + i, mom, minp, shortp, longp; + for (i = 0; i < 7; i++) { + // make the regex if we don't have it already + mom = createUTC([2000, 1]).day(i); + minp = this.weekdaysMin(mom, ''); + shortp = this.weekdaysShort(mom, ''); + longp = this.weekdays(mom, ''); + minPieces.push(minp); + shortPieces.push(shortp); + longPieces.push(longp); + mixedPieces.push(minp); + mixedPieces.push(shortp); + mixedPieces.push(longp); + } + // Sorting makes sure if one weekday (or abbr) is a prefix of another it + // will match the longer piece. + minPieces.sort(cmpLenRev); + shortPieces.sort(cmpLenRev); + longPieces.sort(cmpLenRev); + mixedPieces.sort(cmpLenRev); + for (i = 0; i < 7; i++) { + shortPieces[i] = regexEscape(shortPieces[i]); + longPieces[i] = regexEscape(longPieces[i]); + mixedPieces[i] = regexEscape(mixedPieces[i]); + } + + this._weekdaysRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i'); + this._weekdaysShortRegex = this._weekdaysRegex; + this._weekdaysMinRegex = this._weekdaysRegex; + + this._weekdaysStrictRegex = new RegExp('^(' + longPieces.join('|') + ')', 'i'); + this._weekdaysShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')', 'i'); + this._weekdaysMinStrictRegex = new RegExp('^(' + minPieces.join('|') + ')', 'i'); + } + + // FORMATTING + + function hFormat() { + return this.hours() % 12 || 12; + } + + function kFormat() { + return this.hours() || 24; + } + + addFormatToken('H', ['HH', 2], 0, 'hour'); + addFormatToken('h', ['hh', 2], 0, hFormat); + addFormatToken('k', ['kk', 2], 0, kFormat); + + addFormatToken('hmm', 0, 0, function () { + return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2); + }); + + addFormatToken('hmmss', 0, 0, function () { + return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2) + + zeroFill(this.seconds(), 2); + }); + + addFormatToken('Hmm', 0, 0, function () { + return '' + this.hours() + zeroFill(this.minutes(), 2); + }); + + addFormatToken('Hmmss', 0, 0, function () { + return '' + this.hours() + zeroFill(this.minutes(), 2) + + zeroFill(this.seconds(), 2); + }); + + function meridiem (token, lowercase) { + addFormatToken(token, 0, 0, function () { + return this.localeData().meridiem(this.hours(), this.minutes(), lowercase); + }); + } + + meridiem('a', true); + meridiem('A', false); + + // ALIASES + + addUnitAlias('hour', 'h'); + + // PRIORITY + addUnitPriority('hour', 13); + + // PARSING + + function matchMeridiem (isStrict, locale) { + return locale._meridiemParse; + } + + addRegexToken('a', matchMeridiem); + addRegexToken('A', matchMeridiem); + addRegexToken('H', match1to2); + addRegexToken('h', match1to2); + addRegexToken('k', match1to2); + addRegexToken('HH', match1to2, match2); + addRegexToken('hh', match1to2, match2); + addRegexToken('kk', match1to2, match2); + + addRegexToken('hmm', match3to4); + addRegexToken('hmmss', match5to6); + addRegexToken('Hmm', match3to4); + addRegexToken('Hmmss', match5to6); + + addParseToken(['H', 'HH'], HOUR); + addParseToken(['k', 'kk'], function (input, array, config) { + var kInput = toInt(input); + array[HOUR] = kInput === 24 ? 0 : kInput; + }); + addParseToken(['a', 'A'], function (input, array, config) { + config._isPm = config._locale.isPM(input); + config._meridiem = input; + }); + addParseToken(['h', 'hh'], function (input, array, config) { + array[HOUR] = toInt(input); + getParsingFlags(config).bigHour = true; + }); + addParseToken('hmm', function (input, array, config) { + var pos = input.length - 2; + array[HOUR] = toInt(input.substr(0, pos)); + array[MINUTE] = toInt(input.substr(pos)); + getParsingFlags(config).bigHour = true; + }); + addParseToken('hmmss', function (input, array, config) { + var pos1 = input.length - 4; + var pos2 = input.length - 2; + array[HOUR] = toInt(input.substr(0, pos1)); + array[MINUTE] = toInt(input.substr(pos1, 2)); + array[SECOND] = toInt(input.substr(pos2)); + getParsingFlags(config).bigHour = true; + }); + addParseToken('Hmm', function (input, array, config) { + var pos = input.length - 2; + array[HOUR] = toInt(input.substr(0, pos)); + array[MINUTE] = toInt(input.substr(pos)); + }); + addParseToken('Hmmss', function (input, array, config) { + var pos1 = input.length - 4; + var pos2 = input.length - 2; + array[HOUR] = toInt(input.substr(0, pos1)); + array[MINUTE] = toInt(input.substr(pos1, 2)); + array[SECOND] = toInt(input.substr(pos2)); + }); + + // LOCALES + + function localeIsPM (input) { + // IE8 Quirks Mode & IE7 Standards Mode do not allow accessing strings like arrays + // Using charAt should be more compatible. + return ((input + '').toLowerCase().charAt(0) === 'p'); + } + + var defaultLocaleMeridiemParse = /[ap]\.?m?\.?/i; + function localeMeridiem (hours, minutes, isLower) { + if (hours > 11) { + return isLower ? 'pm' : 'PM'; + } else { + return isLower ? 'am' : 'AM'; + } + } + + + // MOMENTS + + // Setting the hour should keep the time, because the user explicitly + // specified which hour they want. So trying to maintain the same hour (in + // a new timezone) makes sense. Adding/subtracting hours does not follow + // this rule. + var getSetHour = makeGetSet('Hours', true); + + var baseConfig = { + calendar: defaultCalendar, + longDateFormat: defaultLongDateFormat, + invalidDate: defaultInvalidDate, + ordinal: defaultOrdinal, + dayOfMonthOrdinalParse: defaultDayOfMonthOrdinalParse, + relativeTime: defaultRelativeTime, + + months: defaultLocaleMonths, + monthsShort: defaultLocaleMonthsShort, + + week: defaultLocaleWeek, + + weekdays: defaultLocaleWeekdays, + weekdaysMin: defaultLocaleWeekdaysMin, + weekdaysShort: defaultLocaleWeekdaysShort, + + meridiemParse: defaultLocaleMeridiemParse + }; + + // internal storage for locale config files + var locales = {}; + var localeFamilies = {}; + var globalLocale; + + function normalizeLocale(key) { + return key ? key.toLowerCase().replace('_', '-') : key; + } + + // pick the locale from the array + // try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each + // substring from most specific to least, but move to the next array item if it's a more specific variant than the current root + function chooseLocale(names) { + var i = 0, j, next, locale, split; + + while (i < names.length) { + split = normalizeLocale(names[i]).split('-'); + j = split.length; + next = normalizeLocale(names[i + 1]); + next = next ? next.split('-') : null; + while (j > 0) { + locale = loadLocale(split.slice(0, j).join('-')); + if (locale) { + return locale; + } + if (next && next.length >= j && compareArrays(split, next, true) >= j - 1) { + //the next array item is better than a shallower substring of this one + break; + } + j--; + } + i++; + } + return globalLocale; + } + + function loadLocale(name) { + var oldLocale = null; + // TODO: Find a better way to register and load all the locales in Node + if (!locales[name] && (typeof module !== 'undefined') && + module && module.exports) { + try { + oldLocale = globalLocale._abbr; + var aliasedRequire = require; + aliasedRequire('./locale/' + name); + getSetGlobalLocale(oldLocale); + } catch (e) {} + } + return locales[name]; + } + + // This function will load locale and then set the global locale. If + // no arguments are passed in, it will simply return the current global + // locale key. + function getSetGlobalLocale (key, values) { + var data; + if (key) { + if (isUndefined(values)) { + data = getLocale(key); + } + else { + data = defineLocale(key, values); + } + + if (data) { + // moment.duration._locale = moment._locale = data; + globalLocale = data; + } + else { + if ((typeof console !== 'undefined') && console.warn) { + //warn user if arguments are passed but the locale could not be set + console.warn('Locale ' + key + ' not found. Did you forget to load it?'); + } + } + } + + return globalLocale._abbr; + } + + function defineLocale (name, config) { + if (config !== null) { + var locale, parentConfig = baseConfig; + config.abbr = name; + if (locales[name] != null) { + deprecateSimple('defineLocaleOverride', + 'use moment.updateLocale(localeName, config) to change ' + + 'an existing locale. moment.defineLocale(localeName, ' + + 'config) should only be used for creating a new locale ' + + 'See http://momentjs.com/guides/#/warnings/define-locale/ for more info.'); + parentConfig = locales[name]._config; + } else if (config.parentLocale != null) { + if (locales[config.parentLocale] != null) { + parentConfig = locales[config.parentLocale]._config; + } else { + locale = loadLocale(config.parentLocale); + if (locale != null) { + parentConfig = locale._config; + } else { + if (!localeFamilies[config.parentLocale]) { + localeFamilies[config.parentLocale] = []; + } + localeFamilies[config.parentLocale].push({ + name: name, + config: config + }); + return null; + } + } + } + locales[name] = new Locale(mergeConfigs(parentConfig, config)); + + if (localeFamilies[name]) { + localeFamilies[name].forEach(function (x) { + defineLocale(x.name, x.config); + }); + } + + // backwards compat for now: also set the locale + // make sure we set the locale AFTER all child locales have been + // created, so we won't end up with the child locale set. + getSetGlobalLocale(name); + + + return locales[name]; + } else { + // useful for testing + delete locales[name]; + return null; + } + } + + function updateLocale(name, config) { + if (config != null) { + var locale, tmpLocale, parentConfig = baseConfig; + // MERGE + tmpLocale = loadLocale(name); + if (tmpLocale != null) { + parentConfig = tmpLocale._config; + } + config = mergeConfigs(parentConfig, config); + locale = new Locale(config); + locale.parentLocale = locales[name]; + locales[name] = locale; + + // backwards compat for now: also set the locale + getSetGlobalLocale(name); + } else { + // pass null for config to unupdate, useful for tests + if (locales[name] != null) { + if (locales[name].parentLocale != null) { + locales[name] = locales[name].parentLocale; + } else if (locales[name] != null) { + delete locales[name]; + } + } + } + return locales[name]; + } + + // returns locale data + function getLocale (key) { + var locale; + + if (key && key._locale && key._locale._abbr) { + key = key._locale._abbr; + } + + if (!key) { + return globalLocale; + } + + if (!isArray(key)) { + //short-circuit everything else + locale = loadLocale(key); + if (locale) { + return locale; + } + key = [key]; + } + + return chooseLocale(key); + } + + function listLocales() { + return keys(locales); + } + + function checkOverflow (m) { + var overflow; + var a = m._a; + + if (a && getParsingFlags(m).overflow === -2) { + overflow = + a[MONTH] < 0 || a[MONTH] > 11 ? MONTH : + a[DATE] < 1 || a[DATE] > daysInMonth(a[YEAR], a[MONTH]) ? DATE : + a[HOUR] < 0 || a[HOUR] > 24 || (a[HOUR] === 24 && (a[MINUTE] !== 0 || a[SECOND] !== 0 || a[MILLISECOND] !== 0)) ? HOUR : + a[MINUTE] < 0 || a[MINUTE] > 59 ? MINUTE : + a[SECOND] < 0 || a[SECOND] > 59 ? SECOND : + a[MILLISECOND] < 0 || a[MILLISECOND] > 999 ? MILLISECOND : + -1; + + if (getParsingFlags(m)._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) { + overflow = DATE; + } + if (getParsingFlags(m)._overflowWeeks && overflow === -1) { + overflow = WEEK; + } + if (getParsingFlags(m)._overflowWeekday && overflow === -1) { + overflow = WEEKDAY; + } + + getParsingFlags(m).overflow = overflow; + } + + return m; + } + + // Pick the first defined of two or three arguments. + function defaults(a, b, c) { + if (a != null) { + return a; + } + if (b != null) { + return b; + } + return c; + } + + function currentDateArray(config) { + // hooks is actually the exported moment object + var nowValue = new Date(hooks.now()); + if (config._useUTC) { + return [nowValue.getUTCFullYear(), nowValue.getUTCMonth(), nowValue.getUTCDate()]; + } + return [nowValue.getFullYear(), nowValue.getMonth(), nowValue.getDate()]; + } + + // convert an array to a date. + // the array should mirror the parameters below + // note: all values past the year are optional and will default to the lowest possible value. + // [year, month, day , hour, minute, second, millisecond] + function configFromArray (config) { + var i, date, input = [], currentDate, expectedWeekday, yearToUse; + + if (config._d) { + return; + } + + currentDate = currentDateArray(config); + + //compute day of the year from weeks and weekdays + if (config._w && config._a[DATE] == null && config._a[MONTH] == null) { + dayOfYearFromWeekInfo(config); + } + + //if the day of the year is set, figure out what it is + if (config._dayOfYear != null) { + yearToUse = defaults(config._a[YEAR], currentDate[YEAR]); + + if (config._dayOfYear > daysInYear(yearToUse) || config._dayOfYear === 0) { + getParsingFlags(config)._overflowDayOfYear = true; + } + + date = createUTCDate(yearToUse, 0, config._dayOfYear); + config._a[MONTH] = date.getUTCMonth(); + config._a[DATE] = date.getUTCDate(); + } + + // Default to current date. + // * if no year, month, day of month are given, default to today + // * if day of month is given, default month and year + // * if month is given, default only year + // * if year is given, don't default anything + for (i = 0; i < 3 && config._a[i] == null; ++i) { + config._a[i] = input[i] = currentDate[i]; + } + + // Zero out whatever was not defaulted, including time + for (; i < 7; i++) { + config._a[i] = input[i] = (config._a[i] == null) ? (i === 2 ? 1 : 0) : config._a[i]; + } + + // Check for 24:00:00.000 + if (config._a[HOUR] === 24 && + config._a[MINUTE] === 0 && + config._a[SECOND] === 0 && + config._a[MILLISECOND] === 0) { + config._nextDay = true; + config._a[HOUR] = 0; + } + + config._d = (config._useUTC ? createUTCDate : createDate).apply(null, input); + expectedWeekday = config._useUTC ? config._d.getUTCDay() : config._d.getDay(); + + // Apply timezone offset from input. The actual utcOffset can be changed + // with parseZone. + if (config._tzm != null) { + config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm); + } + + if (config._nextDay) { + config._a[HOUR] = 24; + } + + // check for mismatching day of week + if (config._w && typeof config._w.d !== 'undefined' && config._w.d !== expectedWeekday) { + getParsingFlags(config).weekdayMismatch = true; + } + } + + function dayOfYearFromWeekInfo(config) { + var w, weekYear, week, weekday, dow, doy, temp, weekdayOverflow; + + w = config._w; + if (w.GG != null || w.W != null || w.E != null) { + dow = 1; + doy = 4; + + // TODO: We need to take the current isoWeekYear, but that depends on + // how we interpret now (local, utc, fixed offset). So create + // a now version of current config (take local/utc/offset flags, and + // create now). + weekYear = defaults(w.GG, config._a[YEAR], weekOfYear(createLocal(), 1, 4).year); + week = defaults(w.W, 1); + weekday = defaults(w.E, 1); + if (weekday < 1 || weekday > 7) { + weekdayOverflow = true; + } + } else { + dow = config._locale._week.dow; + doy = config._locale._week.doy; + + var curWeek = weekOfYear(createLocal(), dow, doy); + + weekYear = defaults(w.gg, config._a[YEAR], curWeek.year); + + // Default to current week. + week = defaults(w.w, curWeek.week); + + if (w.d != null) { + // weekday -- low day numbers are considered next week + weekday = w.d; + if (weekday < 0 || weekday > 6) { + weekdayOverflow = true; + } + } else if (w.e != null) { + // local weekday -- counting starts from begining of week + weekday = w.e + dow; + if (w.e < 0 || w.e > 6) { + weekdayOverflow = true; + } + } else { + // default to begining of week + weekday = dow; + } + } + if (week < 1 || week > weeksInYear(weekYear, dow, doy)) { + getParsingFlags(config)._overflowWeeks = true; + } else if (weekdayOverflow != null) { + getParsingFlags(config)._overflowWeekday = true; + } else { + temp = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy); + config._a[YEAR] = temp.year; + config._dayOfYear = temp.dayOfYear; + } + } + + // iso 8601 regex + // 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00) + var extendedIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})-(?:\d\d-\d\d|W\d\d-\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?::\d\d(?::\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?$/; + var basicIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})(?:\d\d\d\d|W\d\d\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?:\d\d(?:\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?$/; + + var tzRegex = /Z|[+-]\d\d(?::?\d\d)?/; + + var isoDates = [ + ['YYYYYY-MM-DD', /[+-]\d{6}-\d\d-\d\d/], + ['YYYY-MM-DD', /\d{4}-\d\d-\d\d/], + ['GGGG-[W]WW-E', /\d{4}-W\d\d-\d/], + ['GGGG-[W]WW', /\d{4}-W\d\d/, false], + ['YYYY-DDD', /\d{4}-\d{3}/], + ['YYYY-MM', /\d{4}-\d\d/, false], + ['YYYYYYMMDD', /[+-]\d{10}/], + ['YYYYMMDD', /\d{8}/], + // YYYYMM is NOT allowed by the standard + ['GGGG[W]WWE', /\d{4}W\d{3}/], + ['GGGG[W]WW', /\d{4}W\d{2}/, false], + ['YYYYDDD', /\d{7}/] + ]; + + // iso time formats and regexes + var isoTimes = [ + ['HH:mm:ss.SSSS', /\d\d:\d\d:\d\d\.\d+/], + ['HH:mm:ss,SSSS', /\d\d:\d\d:\d\d,\d+/], + ['HH:mm:ss', /\d\d:\d\d:\d\d/], + ['HH:mm', /\d\d:\d\d/], + ['HHmmss.SSSS', /\d\d\d\d\d\d\.\d+/], + ['HHmmss,SSSS', /\d\d\d\d\d\d,\d+/], + ['HHmmss', /\d\d\d\d\d\d/], + ['HHmm', /\d\d\d\d/], + ['HH', /\d\d/] + ]; + + var aspNetJsonRegex = /^\/?Date\((\-?\d+)/i; + + // date from iso format + function configFromISO(config) { + var i, l, + string = config._i, + match = extendedIsoRegex.exec(string) || basicIsoRegex.exec(string), + allowTime, dateFormat, timeFormat, tzFormat; + + if (match) { + getParsingFlags(config).iso = true; + + for (i = 0, l = isoDates.length; i < l; i++) { + if (isoDates[i][1].exec(match[1])) { + dateFormat = isoDates[i][0]; + allowTime = isoDates[i][2] !== false; + break; + } + } + if (dateFormat == null) { + config._isValid = false; + return; + } + if (match[3]) { + for (i = 0, l = isoTimes.length; i < l; i++) { + if (isoTimes[i][1].exec(match[3])) { + // match[2] should be 'T' or space + timeFormat = (match[2] || ' ') + isoTimes[i][0]; + break; + } + } + if (timeFormat == null) { + config._isValid = false; + return; + } + } + if (!allowTime && timeFormat != null) { + config._isValid = false; + return; + } + if (match[4]) { + if (tzRegex.exec(match[4])) { + tzFormat = 'Z'; + } else { + config._isValid = false; + return; + } + } + config._f = dateFormat + (timeFormat || '') + (tzFormat || ''); + configFromStringAndFormat(config); + } else { + config._isValid = false; + } + } + + // RFC 2822 regex: For details see https://tools.ietf.org/html/rfc2822#section-3.3 + var rfc2822 = /^(?:(Mon|Tue|Wed|Thu|Fri|Sat|Sun),?\s)?(\d{1,2})\s(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s(\d{2,4})\s(\d\d):(\d\d)(?::(\d\d))?\s(?:(UT|GMT|[ECMP][SD]T)|([Zz])|([+-]\d{4}))$/; + + function extractFromRFC2822Strings(yearStr, monthStr, dayStr, hourStr, minuteStr, secondStr) { + var result = [ + untruncateYear(yearStr), + defaultLocaleMonthsShort.indexOf(monthStr), + parseInt(dayStr, 10), + parseInt(hourStr, 10), + parseInt(minuteStr, 10) + ]; + + if (secondStr) { + result.push(parseInt(secondStr, 10)); + } + + return result; + } + + function untruncateYear(yearStr) { + var year = parseInt(yearStr, 10); + if (year <= 49) { + return 2000 + year; + } else if (year <= 999) { + return 1900 + year; + } + return year; + } + + function preprocessRFC2822(s) { + // Remove comments and folding whitespace and replace multiple-spaces with a single space + return s.replace(/\([^)]*\)|[\n\t]/g, ' ').replace(/(\s\s+)/g, ' ').replace(/^\s\s*/, '').replace(/\s\s*$/, ''); + } + + function checkWeekday(weekdayStr, parsedInput, config) { + if (weekdayStr) { + // TODO: Replace the vanilla JS Date object with an indepentent day-of-week check. + var weekdayProvided = defaultLocaleWeekdaysShort.indexOf(weekdayStr), + weekdayActual = new Date(parsedInput[0], parsedInput[1], parsedInput[2]).getDay(); + if (weekdayProvided !== weekdayActual) { + getParsingFlags(config).weekdayMismatch = true; + config._isValid = false; + return false; + } + } + return true; + } + + var obsOffsets = { + UT: 0, + GMT: 0, + EDT: -4 * 60, + EST: -5 * 60, + CDT: -5 * 60, + CST: -6 * 60, + MDT: -6 * 60, + MST: -7 * 60, + PDT: -7 * 60, + PST: -8 * 60 + }; + + function calculateOffset(obsOffset, militaryOffset, numOffset) { + if (obsOffset) { + return obsOffsets[obsOffset]; + } else if (militaryOffset) { + // the only allowed military tz is Z + return 0; + } else { + var hm = parseInt(numOffset, 10); + var m = hm % 100, h = (hm - m) / 100; + return h * 60 + m; + } + } + + // date and time from ref 2822 format + function configFromRFC2822(config) { + var match = rfc2822.exec(preprocessRFC2822(config._i)); + if (match) { + var parsedArray = extractFromRFC2822Strings(match[4], match[3], match[2], match[5], match[6], match[7]); + if (!checkWeekday(match[1], parsedArray, config)) { + return; + } + + config._a = parsedArray; + config._tzm = calculateOffset(match[8], match[9], match[10]); + + config._d = createUTCDate.apply(null, config._a); + config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm); + + getParsingFlags(config).rfc2822 = true; + } else { + config._isValid = false; + } + } + + // date from iso format or fallback + function configFromString(config) { + var matched = aspNetJsonRegex.exec(config._i); + + if (matched !== null) { + config._d = new Date(+matched[1]); + return; + } + + configFromISO(config); + if (config._isValid === false) { + delete config._isValid; + } else { + return; + } + + configFromRFC2822(config); + if (config._isValid === false) { + delete config._isValid; + } else { + return; + } + + // Final attempt, use Input Fallback + hooks.createFromInputFallback(config); + } + + hooks.createFromInputFallback = deprecate( + 'value provided is not in a recognized RFC2822 or ISO format. moment construction falls back to js Date(), ' + + 'which is not reliable across all browsers and versions. Non RFC2822/ISO date formats are ' + + 'discouraged and will be removed in an upcoming major release. Please refer to ' + + 'http://momentjs.com/guides/#/warnings/js-date/ for more info.', + function (config) { + config._d = new Date(config._i + (config._useUTC ? ' UTC' : '')); + } + ); + + // constant that refers to the ISO standard + hooks.ISO_8601 = function () {}; + + // constant that refers to the RFC 2822 form + hooks.RFC_2822 = function () {}; + + // date from string and format string + function configFromStringAndFormat(config) { + // TODO: Move this to another part of the creation flow to prevent circular deps + if (config._f === hooks.ISO_8601) { + configFromISO(config); + return; + } + if (config._f === hooks.RFC_2822) { + configFromRFC2822(config); + return; + } + config._a = []; + getParsingFlags(config).empty = true; + + // This array is used to make a Date, either with `new Date` or `Date.UTC` + var string = '' + config._i, + i, parsedInput, tokens, token, skipped, + stringLength = string.length, + totalParsedInputLength = 0; + + tokens = expandFormat(config._f, config._locale).match(formattingTokens) || []; + + for (i = 0; i < tokens.length; i++) { + token = tokens[i]; + parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0]; + // console.log('token', token, 'parsedInput', parsedInput, + // 'regex', getParseRegexForToken(token, config)); + if (parsedInput) { + skipped = string.substr(0, string.indexOf(parsedInput)); + if (skipped.length > 0) { + getParsingFlags(config).unusedInput.push(skipped); + } + string = string.slice(string.indexOf(parsedInput) + parsedInput.length); + totalParsedInputLength += parsedInput.length; + } + // don't parse if it's not a known token + if (formatTokenFunctions[token]) { + if (parsedInput) { + getParsingFlags(config).empty = false; + } + else { + getParsingFlags(config).unusedTokens.push(token); + } + addTimeToArrayFromToken(token, parsedInput, config); + } + else if (config._strict && !parsedInput) { + getParsingFlags(config).unusedTokens.push(token); + } + } + + // add remaining unparsed input length to the string + getParsingFlags(config).charsLeftOver = stringLength - totalParsedInputLength; + if (string.length > 0) { + getParsingFlags(config).unusedInput.push(string); + } + + // clear _12h flag if hour is <= 12 + if (config._a[HOUR] <= 12 && + getParsingFlags(config).bigHour === true && + config._a[HOUR] > 0) { + getParsingFlags(config).bigHour = undefined; + } + + getParsingFlags(config).parsedDateParts = config._a.slice(0); + getParsingFlags(config).meridiem = config._meridiem; + // handle meridiem + config._a[HOUR] = meridiemFixWrap(config._locale, config._a[HOUR], config._meridiem); + + configFromArray(config); + checkOverflow(config); + } + + + function meridiemFixWrap (locale, hour, meridiem) { + var isPm; + + if (meridiem == null) { + // nothing to do + return hour; + } + if (locale.meridiemHour != null) { + return locale.meridiemHour(hour, meridiem); + } else if (locale.isPM != null) { + // Fallback + isPm = locale.isPM(meridiem); + if (isPm && hour < 12) { + hour += 12; + } + if (!isPm && hour === 12) { + hour = 0; + } + return hour; + } else { + // this is not supposed to happen + return hour; + } + } + + // date from string and array of format strings + function configFromStringAndArray(config) { + var tempConfig, + bestMoment, + + scoreToBeat, + i, + currentScore; + + if (config._f.length === 0) { + getParsingFlags(config).invalidFormat = true; + config._d = new Date(NaN); + return; + } + + for (i = 0; i < config._f.length; i++) { + currentScore = 0; + tempConfig = copyConfig({}, config); + if (config._useUTC != null) { + tempConfig._useUTC = config._useUTC; + } + tempConfig._f = config._f[i]; + configFromStringAndFormat(tempConfig); + + if (!isValid(tempConfig)) { + continue; + } + + // if there is any input that was not parsed add a penalty for that format + currentScore += getParsingFlags(tempConfig).charsLeftOver; + + //or tokens + currentScore += getParsingFlags(tempConfig).unusedTokens.length * 10; + + getParsingFlags(tempConfig).score = currentScore; + + if (scoreToBeat == null || currentScore < scoreToBeat) { + scoreToBeat = currentScore; + bestMoment = tempConfig; + } + } + + extend(config, bestMoment || tempConfig); + } + + function configFromObject(config) { + if (config._d) { + return; + } + + var i = normalizeObjectUnits(config._i); + config._a = map([i.year, i.month, i.day || i.date, i.hour, i.minute, i.second, i.millisecond], function (obj) { + return obj && parseInt(obj, 10); + }); + + configFromArray(config); + } + + function createFromConfig (config) { + var res = new Moment(checkOverflow(prepareConfig(config))); + if (res._nextDay) { + // Adding is smart enough around DST + res.add(1, 'd'); + res._nextDay = undefined; + } + + return res; + } + + function prepareConfig (config) { + var input = config._i, + format = config._f; + + config._locale = config._locale || getLocale(config._l); + + if (input === null || (format === undefined && input === '')) { + return createInvalid({nullInput: true}); + } + + if (typeof input === 'string') { + config._i = input = config._locale.preparse(input); + } + + if (isMoment(input)) { + return new Moment(checkOverflow(input)); + } else if (isDate(input)) { + config._d = input; + } else if (isArray(format)) { + configFromStringAndArray(config); + } else if (format) { + configFromStringAndFormat(config); + } else { + configFromInput(config); + } + + if (!isValid(config)) { + config._d = null; + } + + return config; + } + + function configFromInput(config) { + var input = config._i; + if (isUndefined(input)) { + config._d = new Date(hooks.now()); + } else if (isDate(input)) { + config._d = new Date(input.valueOf()); + } else if (typeof input === 'string') { + configFromString(config); + } else if (isArray(input)) { + config._a = map(input.slice(0), function (obj) { + return parseInt(obj, 10); + }); + configFromArray(config); + } else if (isObject(input)) { + configFromObject(config); + } else if (isNumber(input)) { + // from milliseconds + config._d = new Date(input); + } else { + hooks.createFromInputFallback(config); + } + } + + function createLocalOrUTC (input, format, locale, strict, isUTC) { + var c = {}; + + if (locale === true || locale === false) { + strict = locale; + locale = undefined; + } + + if ((isObject(input) && isObjectEmpty(input)) || + (isArray(input) && input.length === 0)) { + input = undefined; + } + // object construction must be done this way. + // https://github.com/moment/moment/issues/1423 + c._isAMomentObject = true; + c._useUTC = c._isUTC = isUTC; + c._l = locale; + c._i = input; + c._f = format; + c._strict = strict; + + return createFromConfig(c); + } + + function createLocal (input, format, locale, strict) { + return createLocalOrUTC(input, format, locale, strict, false); + } + + var prototypeMin = deprecate( + 'moment().min is deprecated, use moment.max instead. http://momentjs.com/guides/#/warnings/min-max/', + function () { + var other = createLocal.apply(null, arguments); + if (this.isValid() && other.isValid()) { + return other < this ? this : other; + } else { + return createInvalid(); + } + } + ); + + var prototypeMax = deprecate( + 'moment().max is deprecated, use moment.min instead. http://momentjs.com/guides/#/warnings/min-max/', + function () { + var other = createLocal.apply(null, arguments); + if (this.isValid() && other.isValid()) { + return other > this ? this : other; + } else { + return createInvalid(); + } + } + ); + + // Pick a moment m from moments so that m[fn](other) is true for all + // other. This relies on the function fn to be transitive. + // + // moments should either be an array of moment objects or an array, whose + // first element is an array of moment objects. + function pickBy(fn, moments) { + var res, i; + if (moments.length === 1 && isArray(moments[0])) { + moments = moments[0]; + } + if (!moments.length) { + return createLocal(); + } + res = moments[0]; + for (i = 1; i < moments.length; ++i) { + if (!moments[i].isValid() || moments[i][fn](res)) { + res = moments[i]; + } + } + return res; + } + + // TODO: Use [].sort instead? + function min () { + var args = [].slice.call(arguments, 0); + + return pickBy('isBefore', args); + } + + function max () { + var args = [].slice.call(arguments, 0); + + return pickBy('isAfter', args); + } + + var now = function () { + return Date.now ? Date.now() : +(new Date()); + }; + + var ordering = ['year', 'quarter', 'month', 'week', 'day', 'hour', 'minute', 'second', 'millisecond']; + + function isDurationValid(m) { + for (var key in m) { + if (!(indexOf.call(ordering, key) !== -1 && (m[key] == null || !isNaN(m[key])))) { + return false; + } + } + + var unitHasDecimal = false; + for (var i = 0; i < ordering.length; ++i) { + if (m[ordering[i]]) { + if (unitHasDecimal) { + return false; // only allow non-integers for smallest unit + } + if (parseFloat(m[ordering[i]]) !== toInt(m[ordering[i]])) { + unitHasDecimal = true; + } + } + } + + return true; + } + + function isValid$1() { + return this._isValid; + } + + function createInvalid$1() { + return createDuration(NaN); + } + + function Duration (duration) { + var normalizedInput = normalizeObjectUnits(duration), + years = normalizedInput.year || 0, + quarters = normalizedInput.quarter || 0, + months = normalizedInput.month || 0, + weeks = normalizedInput.week || 0, + days = normalizedInput.day || 0, + hours = normalizedInput.hour || 0, + minutes = normalizedInput.minute || 0, + seconds = normalizedInput.second || 0, + milliseconds = normalizedInput.millisecond || 0; + + this._isValid = isDurationValid(normalizedInput); + + // representation for dateAddRemove + this._milliseconds = +milliseconds + + seconds * 1e3 + // 1000 + minutes * 6e4 + // 1000 * 60 + hours * 1000 * 60 * 60; //using 1000 * 60 * 60 instead of 36e5 to avoid floating point rounding errors https://github.com/moment/moment/issues/2978 + // Because of dateAddRemove treats 24 hours as different from a + // day when working around DST, we need to store them separately + this._days = +days + + weeks * 7; + // It is impossible to translate months into days without knowing + // which months you are are talking about, so we have to store + // it separately. + this._months = +months + + quarters * 3 + + years * 12; + + this._data = {}; + + this._locale = getLocale(); + + this._bubble(); + } + + function isDuration (obj) { + return obj instanceof Duration; + } + + function absRound (number) { + if (number < 0) { + return Math.round(-1 * number) * -1; + } else { + return Math.round(number); + } + } + + // FORMATTING + + function offset (token, separator) { + addFormatToken(token, 0, 0, function () { + var offset = this.utcOffset(); + var sign = '+'; + if (offset < 0) { + offset = -offset; + sign = '-'; + } + return sign + zeroFill(~~(offset / 60), 2) + separator + zeroFill(~~(offset) % 60, 2); + }); + } + + offset('Z', ':'); + offset('ZZ', ''); + + // PARSING + + addRegexToken('Z', matchShortOffset); + addRegexToken('ZZ', matchShortOffset); + addParseToken(['Z', 'ZZ'], function (input, array, config) { + config._useUTC = true; + config._tzm = offsetFromString(matchShortOffset, input); + }); + + // HELPERS + + // timezone chunker + // '+10:00' > ['10', '00'] + // '-1530' > ['-15', '30'] + var chunkOffset = /([\+\-]|\d\d)/gi; + + function offsetFromString(matcher, string) { + var matches = (string || '').match(matcher); + + if (matches === null) { + return null; + } + + var chunk = matches[matches.length - 1] || []; + var parts = (chunk + '').match(chunkOffset) || ['-', 0, 0]; + var minutes = +(parts[1] * 60) + toInt(parts[2]); + + return minutes === 0 ? + 0 : + parts[0] === '+' ? minutes : -minutes; + } + + // Return a moment from input, that is local/utc/zone equivalent to model. + function cloneWithOffset(input, model) { + var res, diff; + if (model._isUTC) { + res = model.clone(); + diff = (isMoment(input) || isDate(input) ? input.valueOf() : createLocal(input).valueOf()) - res.valueOf(); + // Use low-level api, because this fn is low-level api. + res._d.setTime(res._d.valueOf() + diff); + hooks.updateOffset(res, false); + return res; + } else { + return createLocal(input).local(); + } + } + + function getDateOffset (m) { + // On Firefox.24 Date#getTimezoneOffset returns a floating point. + // https://github.com/moment/moment/pull/1871 + return -Math.round(m._d.getTimezoneOffset() / 15) * 15; + } + + // HOOKS + + // This function will be called whenever a moment is mutated. + // It is intended to keep the offset in sync with the timezone. + hooks.updateOffset = function () {}; + + // MOMENTS + + // keepLocalTime = true means only change the timezone, without + // affecting the local hour. So 5:31:26 +0300 --[utcOffset(2, true)]--> + // 5:31:26 +0200 It is possible that 5:31:26 doesn't exist with offset + // +0200, so we adjust the time as needed, to be valid. + // + // Keeping the time actually adds/subtracts (one hour) + // from the actual represented time. That is why we call updateOffset + // a second time. In case it wants us to change the offset again + // _changeInProgress == true case, then we have to adjust, because + // there is no such time in the given timezone. + function getSetOffset (input, keepLocalTime, keepMinutes) { + var offset = this._offset || 0, + localAdjust; + if (!this.isValid()) { + return input != null ? this : NaN; + } + if (input != null) { + if (typeof input === 'string') { + input = offsetFromString(matchShortOffset, input); + if (input === null) { + return this; + } + } else if (Math.abs(input) < 16 && !keepMinutes) { + input = input * 60; + } + if (!this._isUTC && keepLocalTime) { + localAdjust = getDateOffset(this); + } + this._offset = input; + this._isUTC = true; + if (localAdjust != null) { + this.add(localAdjust, 'm'); + } + if (offset !== input) { + if (!keepLocalTime || this._changeInProgress) { + addSubtract(this, createDuration(input - offset, 'm'), 1, false); + } else if (!this._changeInProgress) { + this._changeInProgress = true; + hooks.updateOffset(this, true); + this._changeInProgress = null; + } + } + return this; + } else { + return this._isUTC ? offset : getDateOffset(this); + } + } + + function getSetZone (input, keepLocalTime) { + if (input != null) { + if (typeof input !== 'string') { + input = -input; + } + + this.utcOffset(input, keepLocalTime); + + return this; + } else { + return -this.utcOffset(); + } + } + + function setOffsetToUTC (keepLocalTime) { + return this.utcOffset(0, keepLocalTime); + } + + function setOffsetToLocal (keepLocalTime) { + if (this._isUTC) { + this.utcOffset(0, keepLocalTime); + this._isUTC = false; + + if (keepLocalTime) { + this.subtract(getDateOffset(this), 'm'); + } + } + return this; + } + + function setOffsetToParsedOffset () { + if (this._tzm != null) { + this.utcOffset(this._tzm, false, true); + } else if (typeof this._i === 'string') { + var tZone = offsetFromString(matchOffset, this._i); + if (tZone != null) { + this.utcOffset(tZone); + } + else { + this.utcOffset(0, true); + } + } + return this; + } + + function hasAlignedHourOffset (input) { + if (!this.isValid()) { + return false; + } + input = input ? createLocal(input).utcOffset() : 0; + + return (this.utcOffset() - input) % 60 === 0; + } + + function isDaylightSavingTime () { + return ( + this.utcOffset() > this.clone().month(0).utcOffset() || + this.utcOffset() > this.clone().month(5).utcOffset() + ); + } + + function isDaylightSavingTimeShifted () { + if (!isUndefined(this._isDSTShifted)) { + return this._isDSTShifted; + } + + var c = {}; + + copyConfig(c, this); + c = prepareConfig(c); + + if (c._a) { + var other = c._isUTC ? createUTC(c._a) : createLocal(c._a); + this._isDSTShifted = this.isValid() && + compareArrays(c._a, other.toArray()) > 0; + } else { + this._isDSTShifted = false; + } + + return this._isDSTShifted; + } + + function isLocal () { + return this.isValid() ? !this._isUTC : false; + } + + function isUtcOffset () { + return this.isValid() ? this._isUTC : false; + } + + function isUtc () { + return this.isValid() ? this._isUTC && this._offset === 0 : false; + } + + // ASP.NET json date format regex + var aspNetRegex = /^(\-|\+)?(?:(\d*)[. ])?(\d+)\:(\d+)(?:\:(\d+)(\.\d*)?)?$/; + + // from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html + // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere + // and further modified to allow for strings containing both week and day + var isoRegex = /^(-|\+)?P(?:([-+]?[0-9,.]*)Y)?(?:([-+]?[0-9,.]*)M)?(?:([-+]?[0-9,.]*)W)?(?:([-+]?[0-9,.]*)D)?(?:T(?:([-+]?[0-9,.]*)H)?(?:([-+]?[0-9,.]*)M)?(?:([-+]?[0-9,.]*)S)?)?$/; + + function createDuration (input, key) { + var duration = input, + // matching against regexp is expensive, do it on demand + match = null, + sign, + ret, + diffRes; + + if (isDuration(input)) { + duration = { + ms : input._milliseconds, + d : input._days, + M : input._months + }; + } else if (isNumber(input)) { + duration = {}; + if (key) { + duration[key] = input; + } else { + duration.milliseconds = input; + } + } else if (!!(match = aspNetRegex.exec(input))) { + sign = (match[1] === '-') ? -1 : 1; + duration = { + y : 0, + d : toInt(match[DATE]) * sign, + h : toInt(match[HOUR]) * sign, + m : toInt(match[MINUTE]) * sign, + s : toInt(match[SECOND]) * sign, + ms : toInt(absRound(match[MILLISECOND] * 1000)) * sign // the millisecond decimal point is included in the match + }; + } else if (!!(match = isoRegex.exec(input))) { + sign = (match[1] === '-') ? -1 : (match[1] === '+') ? 1 : 1; + duration = { + y : parseIso(match[2], sign), + M : parseIso(match[3], sign), + w : parseIso(match[4], sign), + d : parseIso(match[5], sign), + h : parseIso(match[6], sign), + m : parseIso(match[7], sign), + s : parseIso(match[8], sign) + }; + } else if (duration == null) {// checks for null or undefined + duration = {}; + } else if (typeof duration === 'object' && ('from' in duration || 'to' in duration)) { + diffRes = momentsDifference(createLocal(duration.from), createLocal(duration.to)); + + duration = {}; + duration.ms = diffRes.milliseconds; + duration.M = diffRes.months; + } + + ret = new Duration(duration); + + if (isDuration(input) && hasOwnProp(input, '_locale')) { + ret._locale = input._locale; + } + + return ret; + } + + createDuration.fn = Duration.prototype; + createDuration.invalid = createInvalid$1; + + function parseIso (inp, sign) { + // We'd normally use ~~inp for this, but unfortunately it also + // converts floats to ints. + // inp may be undefined, so careful calling replace on it. + var res = inp && parseFloat(inp.replace(',', '.')); + // apply sign while we're at it + return (isNaN(res) ? 0 : res) * sign; + } + + function positiveMomentsDifference(base, other) { + var res = {milliseconds: 0, months: 0}; + + res.months = other.month() - base.month() + + (other.year() - base.year()) * 12; + if (base.clone().add(res.months, 'M').isAfter(other)) { + --res.months; + } + + res.milliseconds = +other - +(base.clone().add(res.months, 'M')); + + return res; + } + + function momentsDifference(base, other) { + var res; + if (!(base.isValid() && other.isValid())) { + return {milliseconds: 0, months: 0}; + } + + other = cloneWithOffset(other, base); + if (base.isBefore(other)) { + res = positiveMomentsDifference(base, other); + } else { + res = positiveMomentsDifference(other, base); + res.milliseconds = -res.milliseconds; + res.months = -res.months; + } + + return res; + } + + // TODO: remove 'name' arg after deprecation is removed + function createAdder(direction, name) { + return function (val, period) { + var dur, tmp; + //invert the arguments, but complain about it + if (period !== null && !isNaN(+period)) { + deprecateSimple(name, 'moment().' + name + '(period, number) is deprecated. Please use moment().' + name + '(number, period). ' + + 'See http://momentjs.com/guides/#/warnings/add-inverted-param/ for more info.'); + tmp = val; val = period; period = tmp; + } + + val = typeof val === 'string' ? +val : val; + dur = createDuration(val, period); + addSubtract(this, dur, direction); + return this; + }; + } + + function addSubtract (mom, duration, isAdding, updateOffset) { + var milliseconds = duration._milliseconds, + days = absRound(duration._days), + months = absRound(duration._months); + + if (!mom.isValid()) { + // No op + return; + } + + updateOffset = updateOffset == null ? true : updateOffset; + + if (months) { + setMonth(mom, get(mom, 'Month') + months * isAdding); + } + if (days) { + set$1(mom, 'Date', get(mom, 'Date') + days * isAdding); + } + if (milliseconds) { + mom._d.setTime(mom._d.valueOf() + milliseconds * isAdding); + } + if (updateOffset) { + hooks.updateOffset(mom, days || months); + } + } + + var add = createAdder(1, 'add'); + var subtract = createAdder(-1, 'subtract'); + + function getCalendarFormat(myMoment, now) { + var diff = myMoment.diff(now, 'days', true); + return diff < -6 ? 'sameElse' : + diff < -1 ? 'lastWeek' : + diff < 0 ? 'lastDay' : + diff < 1 ? 'sameDay' : + diff < 2 ? 'nextDay' : + diff < 7 ? 'nextWeek' : 'sameElse'; + } + + function calendar$1 (time, formats) { + // We want to compare the start of today, vs this. + // Getting start-of-today depends on whether we're local/utc/offset or not. + var now = time || createLocal(), + sod = cloneWithOffset(now, this).startOf('day'), + format = hooks.calendarFormat(this, sod) || 'sameElse'; + + var output = formats && (isFunction(formats[format]) ? formats[format].call(this, now) : formats[format]); + + return this.format(output || this.localeData().calendar(format, this, createLocal(now))); + } + + function clone () { + return new Moment(this); + } + + function isAfter (input, units) { + var localInput = isMoment(input) ? input : createLocal(input); + if (!(this.isValid() && localInput.isValid())) { + return false; + } + units = normalizeUnits(!isUndefined(units) ? units : 'millisecond'); + if (units === 'millisecond') { + return this.valueOf() > localInput.valueOf(); + } else { + return localInput.valueOf() < this.clone().startOf(units).valueOf(); + } + } + + function isBefore (input, units) { + var localInput = isMoment(input) ? input : createLocal(input); + if (!(this.isValid() && localInput.isValid())) { + return false; + } + units = normalizeUnits(!isUndefined(units) ? units : 'millisecond'); + if (units === 'millisecond') { + return this.valueOf() < localInput.valueOf(); + } else { + return this.clone().endOf(units).valueOf() < localInput.valueOf(); + } + } + + function isBetween (from, to, units, inclusivity) { + inclusivity = inclusivity || '()'; + return (inclusivity[0] === '(' ? this.isAfter(from, units) : !this.isBefore(from, units)) && + (inclusivity[1] === ')' ? this.isBefore(to, units) : !this.isAfter(to, units)); + } + + function isSame (input, units) { + var localInput = isMoment(input) ? input : createLocal(input), + inputMs; + if (!(this.isValid() && localInput.isValid())) { + return false; + } + units = normalizeUnits(units || 'millisecond'); + if (units === 'millisecond') { + return this.valueOf() === localInput.valueOf(); + } else { + inputMs = localInput.valueOf(); + return this.clone().startOf(units).valueOf() <= inputMs && inputMs <= this.clone().endOf(units).valueOf(); + } + } + + function isSameOrAfter (input, units) { + return this.isSame(input, units) || this.isAfter(input,units); + } + + function isSameOrBefore (input, units) { + return this.isSame(input, units) || this.isBefore(input,units); + } + + function diff (input, units, asFloat) { + var that, + zoneDelta, + output; + + if (!this.isValid()) { + return NaN; + } + + that = cloneWithOffset(input, this); + + if (!that.isValid()) { + return NaN; + } + + zoneDelta = (that.utcOffset() - this.utcOffset()) * 6e4; + + units = normalizeUnits(units); + + switch (units) { + case 'year': output = monthDiff(this, that) / 12; break; + case 'month': output = monthDiff(this, that); break; + case 'quarter': output = monthDiff(this, that) / 3; break; + case 'second': output = (this - that) / 1e3; break; // 1000 + case 'minute': output = (this - that) / 6e4; break; // 1000 * 60 + case 'hour': output = (this - that) / 36e5; break; // 1000 * 60 * 60 + case 'day': output = (this - that - zoneDelta) / 864e5; break; // 1000 * 60 * 60 * 24, negate dst + case 'week': output = (this - that - zoneDelta) / 6048e5; break; // 1000 * 60 * 60 * 24 * 7, negate dst + default: output = this - that; + } + + return asFloat ? output : absFloor(output); + } + + function monthDiff (a, b) { + // difference in months + var wholeMonthDiff = ((b.year() - a.year()) * 12) + (b.month() - a.month()), + // b is in (anchor - 1 month, anchor + 1 month) + anchor = a.clone().add(wholeMonthDiff, 'months'), + anchor2, adjust; + + if (b - anchor < 0) { + anchor2 = a.clone().add(wholeMonthDiff - 1, 'months'); + // linear across the month + adjust = (b - anchor) / (anchor - anchor2); + } else { + anchor2 = a.clone().add(wholeMonthDiff + 1, 'months'); + // linear across the month + adjust = (b - anchor) / (anchor2 - anchor); + } + + //check for negative zero, return zero if negative zero + return -(wholeMonthDiff + adjust) || 0; + } + + hooks.defaultFormat = 'YYYY-MM-DDTHH:mm:ssZ'; + hooks.defaultFormatUtc = 'YYYY-MM-DDTHH:mm:ss[Z]'; + + function toString () { + return this.clone().locale('en').format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ'); + } + + function toISOString(keepOffset) { + if (!this.isValid()) { + return null; + } + var utc = keepOffset !== true; + var m = utc ? this.clone().utc() : this; + if (m.year() < 0 || m.year() > 9999) { + return formatMoment(m, utc ? 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]' : 'YYYYYY-MM-DD[T]HH:mm:ss.SSSZ'); + } + if (isFunction(Date.prototype.toISOString)) { + // native implementation is ~50x faster, use it when we can + if (utc) { + return this.toDate().toISOString(); + } else { + return new Date(this.valueOf() + this.utcOffset() * 60 * 1000).toISOString().replace('Z', formatMoment(m, 'Z')); + } + } + return formatMoment(m, utc ? 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]' : 'YYYY-MM-DD[T]HH:mm:ss.SSSZ'); + } + + /** + * Return a human readable representation of a moment that can + * also be evaluated to get a new moment which is the same + * + * @link https://nodejs.org/dist/latest/docs/api/util.html#util_custom_inspect_function_on_objects + */ + function inspect () { + if (!this.isValid()) { + return 'moment.invalid(/* ' + this._i + ' */)'; + } + var func = 'moment'; + var zone = ''; + if (!this.isLocal()) { + func = this.utcOffset() === 0 ? 'moment.utc' : 'moment.parseZone'; + zone = 'Z'; + } + var prefix = '[' + func + '("]'; + var year = (0 <= this.year() && this.year() <= 9999) ? 'YYYY' : 'YYYYYY'; + var datetime = '-MM-DD[T]HH:mm:ss.SSS'; + var suffix = zone + '[")]'; + + return this.format(prefix + year + datetime + suffix); + } + + function format (inputString) { + if (!inputString) { + inputString = this.isUtc() ? hooks.defaultFormatUtc : hooks.defaultFormat; + } + var output = formatMoment(this, inputString); + return this.localeData().postformat(output); + } + + function from (time, withoutSuffix) { + if (this.isValid() && + ((isMoment(time) && time.isValid()) || + createLocal(time).isValid())) { + return createDuration({to: this, from: time}).locale(this.locale()).humanize(!withoutSuffix); + } else { + return this.localeData().invalidDate(); + } + } + + function fromNow (withoutSuffix) { + return this.from(createLocal(), withoutSuffix); + } + + function to (time, withoutSuffix) { + if (this.isValid() && + ((isMoment(time) && time.isValid()) || + createLocal(time).isValid())) { + return createDuration({from: this, to: time}).locale(this.locale()).humanize(!withoutSuffix); + } else { + return this.localeData().invalidDate(); + } + } + + function toNow (withoutSuffix) { + return this.to(createLocal(), withoutSuffix); + } + + // If passed a locale key, it will set the locale for this + // instance. Otherwise, it will return the locale configuration + // variables for this instance. + function locale (key) { + var newLocaleData; + + if (key === undefined) { + return this._locale._abbr; + } else { + newLocaleData = getLocale(key); + if (newLocaleData != null) { + this._locale = newLocaleData; + } + return this; + } + } + + var lang = deprecate( + 'moment().lang() is deprecated. Instead, use moment().localeData() to get the language configuration. Use moment().locale() to change languages.', + function (key) { + if (key === undefined) { + return this.localeData(); + } else { + return this.locale(key); + } + } + ); + + function localeData () { + return this._locale; + } + + function startOf (units) { + units = normalizeUnits(units); + // the following switch intentionally omits break keywords + // to utilize falling through the cases. + switch (units) { + case 'year': + this.month(0); + /* falls through */ + case 'quarter': + case 'month': + this.date(1); + /* falls through */ + case 'week': + case 'isoWeek': + case 'day': + case 'date': + this.hours(0); + /* falls through */ + case 'hour': + this.minutes(0); + /* falls through */ + case 'minute': + this.seconds(0); + /* falls through */ + case 'second': + this.milliseconds(0); + } + + // weeks are a special case + if (units === 'week') { + this.weekday(0); + } + if (units === 'isoWeek') { + this.isoWeekday(1); + } + + // quarters are also special + if (units === 'quarter') { + this.month(Math.floor(this.month() / 3) * 3); + } + + return this; + } + + function endOf (units) { + units = normalizeUnits(units); + if (units === undefined || units === 'millisecond') { + return this; + } + + // 'date' is an alias for 'day', so it should be considered as such. + if (units === 'date') { + units = 'day'; + } + + return this.startOf(units).add(1, (units === 'isoWeek' ? 'week' : units)).subtract(1, 'ms'); + } + + function valueOf () { + return this._d.valueOf() - ((this._offset || 0) * 60000); + } + + function unix () { + return Math.floor(this.valueOf() / 1000); + } + + function toDate () { + return new Date(this.valueOf()); + } + + function toArray () { + var m = this; + return [m.year(), m.month(), m.date(), m.hour(), m.minute(), m.second(), m.millisecond()]; + } + + function toObject () { + var m = this; + return { + years: m.year(), + months: m.month(), + date: m.date(), + hours: m.hours(), + minutes: m.minutes(), + seconds: m.seconds(), + milliseconds: m.milliseconds() + }; + } + + function toJSON () { + // new Date(NaN).toJSON() === null + return this.isValid() ? this.toISOString() : null; + } + + function isValid$2 () { + return isValid(this); + } + + function parsingFlags () { + return extend({}, getParsingFlags(this)); + } + + function invalidAt () { + return getParsingFlags(this).overflow; + } + + function creationData() { + return { + input: this._i, + format: this._f, + locale: this._locale, + isUTC: this._isUTC, + strict: this._strict + }; + } + + // FORMATTING + + addFormatToken(0, ['gg', 2], 0, function () { + return this.weekYear() % 100; + }); + + addFormatToken(0, ['GG', 2], 0, function () { + return this.isoWeekYear() % 100; + }); + + function addWeekYearFormatToken (token, getter) { + addFormatToken(0, [token, token.length], 0, getter); + } + + addWeekYearFormatToken('gggg', 'weekYear'); + addWeekYearFormatToken('ggggg', 'weekYear'); + addWeekYearFormatToken('GGGG', 'isoWeekYear'); + addWeekYearFormatToken('GGGGG', 'isoWeekYear'); + + // ALIASES + + addUnitAlias('weekYear', 'gg'); + addUnitAlias('isoWeekYear', 'GG'); + + // PRIORITY + + addUnitPriority('weekYear', 1); + addUnitPriority('isoWeekYear', 1); + + + // PARSING + + addRegexToken('G', matchSigned); + addRegexToken('g', matchSigned); + addRegexToken('GG', match1to2, match2); + addRegexToken('gg', match1to2, match2); + addRegexToken('GGGG', match1to4, match4); + addRegexToken('gggg', match1to4, match4); + addRegexToken('GGGGG', match1to6, match6); + addRegexToken('ggggg', match1to6, match6); + + addWeekParseToken(['gggg', 'ggggg', 'GGGG', 'GGGGG'], function (input, week, config, token) { + week[token.substr(0, 2)] = toInt(input); + }); + + addWeekParseToken(['gg', 'GG'], function (input, week, config, token) { + week[token] = hooks.parseTwoDigitYear(input); + }); + + // MOMENTS + + function getSetWeekYear (input) { + return getSetWeekYearHelper.call(this, + input, + this.week(), + this.weekday(), + this.localeData()._week.dow, + this.localeData()._week.doy); + } + + function getSetISOWeekYear (input) { + return getSetWeekYearHelper.call(this, + input, this.isoWeek(), this.isoWeekday(), 1, 4); + } + + function getISOWeeksInYear () { + return weeksInYear(this.year(), 1, 4); + } + + function getWeeksInYear () { + var weekInfo = this.localeData()._week; + return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy); + } + + function getSetWeekYearHelper(input, week, weekday, dow, doy) { + var weeksTarget; + if (input == null) { + return weekOfYear(this, dow, doy).year; + } else { + weeksTarget = weeksInYear(input, dow, doy); + if (week > weeksTarget) { + week = weeksTarget; + } + return setWeekAll.call(this, input, week, weekday, dow, doy); + } + } + + function setWeekAll(weekYear, week, weekday, dow, doy) { + var dayOfYearData = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy), + date = createUTCDate(dayOfYearData.year, 0, dayOfYearData.dayOfYear); + + this.year(date.getUTCFullYear()); + this.month(date.getUTCMonth()); + this.date(date.getUTCDate()); + return this; + } + + // FORMATTING + + addFormatToken('Q', 0, 'Qo', 'quarter'); + + // ALIASES + + addUnitAlias('quarter', 'Q'); + + // PRIORITY + + addUnitPriority('quarter', 7); + + // PARSING + + addRegexToken('Q', match1); + addParseToken('Q', function (input, array) { + array[MONTH] = (toInt(input) - 1) * 3; + }); + + // MOMENTS + + function getSetQuarter (input) { + return input == null ? Math.ceil((this.month() + 1) / 3) : this.month((input - 1) * 3 + this.month() % 3); + } + + // FORMATTING + + addFormatToken('D', ['DD', 2], 'Do', 'date'); + + // ALIASES + + addUnitAlias('date', 'D'); + + // PRIORITY + addUnitPriority('date', 9); + + // PARSING + + addRegexToken('D', match1to2); + addRegexToken('DD', match1to2, match2); + addRegexToken('Do', function (isStrict, locale) { + // TODO: Remove "ordinalParse" fallback in next major release. + return isStrict ? + (locale._dayOfMonthOrdinalParse || locale._ordinalParse) : + locale._dayOfMonthOrdinalParseLenient; + }); + + addParseToken(['D', 'DD'], DATE); + addParseToken('Do', function (input, array) { + array[DATE] = toInt(input.match(match1to2)[0]); + }); + + // MOMENTS + + var getSetDayOfMonth = makeGetSet('Date', true); + + // FORMATTING + + addFormatToken('DDD', ['DDDD', 3], 'DDDo', 'dayOfYear'); + + // ALIASES + + addUnitAlias('dayOfYear', 'DDD'); + + // PRIORITY + addUnitPriority('dayOfYear', 4); + + // PARSING + + addRegexToken('DDD', match1to3); + addRegexToken('DDDD', match3); + addParseToken(['DDD', 'DDDD'], function (input, array, config) { + config._dayOfYear = toInt(input); + }); + + // HELPERS + + // MOMENTS + + function getSetDayOfYear (input) { + var dayOfYear = Math.round((this.clone().startOf('day') - this.clone().startOf('year')) / 864e5) + 1; + return input == null ? dayOfYear : this.add((input - dayOfYear), 'd'); + } + + // FORMATTING + + addFormatToken('m', ['mm', 2], 0, 'minute'); + + // ALIASES + + addUnitAlias('minute', 'm'); + + // PRIORITY + + addUnitPriority('minute', 14); + + // PARSING + + addRegexToken('m', match1to2); + addRegexToken('mm', match1to2, match2); + addParseToken(['m', 'mm'], MINUTE); + + // MOMENTS + + var getSetMinute = makeGetSet('Minutes', false); + + // FORMATTING + + addFormatToken('s', ['ss', 2], 0, 'second'); + + // ALIASES + + addUnitAlias('second', 's'); + + // PRIORITY + + addUnitPriority('second', 15); + + // PARSING + + addRegexToken('s', match1to2); + addRegexToken('ss', match1to2, match2); + addParseToken(['s', 'ss'], SECOND); + + // MOMENTS + + var getSetSecond = makeGetSet('Seconds', false); + + // FORMATTING + + addFormatToken('S', 0, 0, function () { + return ~~(this.millisecond() / 100); + }); + + addFormatToken(0, ['SS', 2], 0, function () { + return ~~(this.millisecond() / 10); + }); + + addFormatToken(0, ['SSS', 3], 0, 'millisecond'); + addFormatToken(0, ['SSSS', 4], 0, function () { + return this.millisecond() * 10; + }); + addFormatToken(0, ['SSSSS', 5], 0, function () { + return this.millisecond() * 100; + }); + addFormatToken(0, ['SSSSSS', 6], 0, function () { + return this.millisecond() * 1000; + }); + addFormatToken(0, ['SSSSSSS', 7], 0, function () { + return this.millisecond() * 10000; + }); + addFormatToken(0, ['SSSSSSSS', 8], 0, function () { + return this.millisecond() * 100000; + }); + addFormatToken(0, ['SSSSSSSSS', 9], 0, function () { + return this.millisecond() * 1000000; + }); + + + // ALIASES + + addUnitAlias('millisecond', 'ms'); + + // PRIORITY + + addUnitPriority('millisecond', 16); + + // PARSING + + addRegexToken('S', match1to3, match1); + addRegexToken('SS', match1to3, match2); + addRegexToken('SSS', match1to3, match3); + + var token; + for (token = 'SSSS'; token.length <= 9; token += 'S') { + addRegexToken(token, matchUnsigned); + } + + function parseMs(input, array) { + array[MILLISECOND] = toInt(('0.' + input) * 1000); + } + + for (token = 'S'; token.length <= 9; token += 'S') { + addParseToken(token, parseMs); + } + // MOMENTS + + var getSetMillisecond = makeGetSet('Milliseconds', false); + + // FORMATTING + + addFormatToken('z', 0, 0, 'zoneAbbr'); + addFormatToken('zz', 0, 0, 'zoneName'); + + // MOMENTS + + function getZoneAbbr () { + return this._isUTC ? 'UTC' : ''; + } + + function getZoneName () { + return this._isUTC ? 'Coordinated Universal Time' : ''; + } + + var proto = Moment.prototype; + + proto.add = add; + proto.calendar = calendar$1; + proto.clone = clone; + proto.diff = diff; + proto.endOf = endOf; + proto.format = format; + proto.from = from; + proto.fromNow = fromNow; + proto.to = to; + proto.toNow = toNow; + proto.get = stringGet; + proto.invalidAt = invalidAt; + proto.isAfter = isAfter; + proto.isBefore = isBefore; + proto.isBetween = isBetween; + proto.isSame = isSame; + proto.isSameOrAfter = isSameOrAfter; + proto.isSameOrBefore = isSameOrBefore; + proto.isValid = isValid$2; + proto.lang = lang; + proto.locale = locale; + proto.localeData = localeData; + proto.max = prototypeMax; + proto.min = prototypeMin; + proto.parsingFlags = parsingFlags; + proto.set = stringSet; + proto.startOf = startOf; + proto.subtract = subtract; + proto.toArray = toArray; + proto.toObject = toObject; + proto.toDate = toDate; + proto.toISOString = toISOString; + proto.inspect = inspect; + proto.toJSON = toJSON; + proto.toString = toString; + proto.unix = unix; + proto.valueOf = valueOf; + proto.creationData = creationData; + proto.year = getSetYear; + proto.isLeapYear = getIsLeapYear; + proto.weekYear = getSetWeekYear; + proto.isoWeekYear = getSetISOWeekYear; + proto.quarter = proto.quarters = getSetQuarter; + proto.month = getSetMonth; + proto.daysInMonth = getDaysInMonth; + proto.week = proto.weeks = getSetWeek; + proto.isoWeek = proto.isoWeeks = getSetISOWeek; + proto.weeksInYear = getWeeksInYear; + proto.isoWeeksInYear = getISOWeeksInYear; + proto.date = getSetDayOfMonth; + proto.day = proto.days = getSetDayOfWeek; + proto.weekday = getSetLocaleDayOfWeek; + proto.isoWeekday = getSetISODayOfWeek; + proto.dayOfYear = getSetDayOfYear; + proto.hour = proto.hours = getSetHour; + proto.minute = proto.minutes = getSetMinute; + proto.second = proto.seconds = getSetSecond; + proto.millisecond = proto.milliseconds = getSetMillisecond; + proto.utcOffset = getSetOffset; + proto.utc = setOffsetToUTC; + proto.local = setOffsetToLocal; + proto.parseZone = setOffsetToParsedOffset; + proto.hasAlignedHourOffset = hasAlignedHourOffset; + proto.isDST = isDaylightSavingTime; + proto.isLocal = isLocal; + proto.isUtcOffset = isUtcOffset; + proto.isUtc = isUtc; + proto.isUTC = isUtc; + proto.zoneAbbr = getZoneAbbr; + proto.zoneName = getZoneName; + proto.dates = deprecate('dates accessor is deprecated. Use date instead.', getSetDayOfMonth); + proto.months = deprecate('months accessor is deprecated. Use month instead', getSetMonth); + proto.years = deprecate('years accessor is deprecated. Use year instead', getSetYear); + proto.zone = deprecate('moment().zone is deprecated, use moment().utcOffset instead. http://momentjs.com/guides/#/warnings/zone/', getSetZone); + proto.isDSTShifted = deprecate('isDSTShifted is deprecated. See http://momentjs.com/guides/#/warnings/dst-shifted/ for more information', isDaylightSavingTimeShifted); + + function createUnix (input) { + return createLocal(input * 1000); + } + + function createInZone () { + return createLocal.apply(null, arguments).parseZone(); + } + + function preParsePostFormat (string) { + return string; + } + + var proto$1 = Locale.prototype; + + proto$1.calendar = calendar; + proto$1.longDateFormat = longDateFormat; + proto$1.invalidDate = invalidDate; + proto$1.ordinal = ordinal; + proto$1.preparse = preParsePostFormat; + proto$1.postformat = preParsePostFormat; + proto$1.relativeTime = relativeTime; + proto$1.pastFuture = pastFuture; + proto$1.set = set; + + proto$1.months = localeMonths; + proto$1.monthsShort = localeMonthsShort; + proto$1.monthsParse = localeMonthsParse; + proto$1.monthsRegex = monthsRegex; + proto$1.monthsShortRegex = monthsShortRegex; + proto$1.week = localeWeek; + proto$1.firstDayOfYear = localeFirstDayOfYear; + proto$1.firstDayOfWeek = localeFirstDayOfWeek; + + proto$1.weekdays = localeWeekdays; + proto$1.weekdaysMin = localeWeekdaysMin; + proto$1.weekdaysShort = localeWeekdaysShort; + proto$1.weekdaysParse = localeWeekdaysParse; + + proto$1.weekdaysRegex = weekdaysRegex; + proto$1.weekdaysShortRegex = weekdaysShortRegex; + proto$1.weekdaysMinRegex = weekdaysMinRegex; + + proto$1.isPM = localeIsPM; + proto$1.meridiem = localeMeridiem; + + function get$1 (format, index, field, setter) { + var locale = getLocale(); + var utc = createUTC().set(setter, index); + return locale[field](utc, format); + } + + function listMonthsImpl (format, index, field) { + if (isNumber(format)) { + index = format; + format = undefined; + } + + format = format || ''; + + if (index != null) { + return get$1(format, index, field, 'month'); + } + + var i; + var out = []; + for (i = 0; i < 12; i++) { + out[i] = get$1(format, i, field, 'month'); + } + return out; + } + + // () + // (5) + // (fmt, 5) + // (fmt) + // (true) + // (true, 5) + // (true, fmt, 5) + // (true, fmt) + function listWeekdaysImpl (localeSorted, format, index, field) { + if (typeof localeSorted === 'boolean') { + if (isNumber(format)) { + index = format; + format = undefined; + } + + format = format || ''; + } else { + format = localeSorted; + index = format; + localeSorted = false; + + if (isNumber(format)) { + index = format; + format = undefined; + } + + format = format || ''; + } + + var locale = getLocale(), + shift = localeSorted ? locale._week.dow : 0; + + if (index != null) { + return get$1(format, (index + shift) % 7, field, 'day'); + } + + var i; + var out = []; + for (i = 0; i < 7; i++) { + out[i] = get$1(format, (i + shift) % 7, field, 'day'); + } + return out; + } + + function listMonths (format, index) { + return listMonthsImpl(format, index, 'months'); + } + + function listMonthsShort (format, index) { + return listMonthsImpl(format, index, 'monthsShort'); + } + + function listWeekdays (localeSorted, format, index) { + return listWeekdaysImpl(localeSorted, format, index, 'weekdays'); + } + + function listWeekdaysShort (localeSorted, format, index) { + return listWeekdaysImpl(localeSorted, format, index, 'weekdaysShort'); + } + + function listWeekdaysMin (localeSorted, format, index) { + return listWeekdaysImpl(localeSorted, format, index, 'weekdaysMin'); + } + + getSetGlobalLocale('en', { + dayOfMonthOrdinalParse: /\d{1,2}(th|st|nd|rd)/, + ordinal : function (number) { + var b = number % 10, + output = (toInt(number % 100 / 10) === 1) ? 'th' : + (b === 1) ? 'st' : + (b === 2) ? 'nd' : + (b === 3) ? 'rd' : 'th'; + return number + output; + } + }); + + // Side effect imports + + hooks.lang = deprecate('moment.lang is deprecated. Use moment.locale instead.', getSetGlobalLocale); + hooks.langData = deprecate('moment.langData is deprecated. Use moment.localeData instead.', getLocale); + + var mathAbs = Math.abs; + + function abs () { + var data = this._data; + + this._milliseconds = mathAbs(this._milliseconds); + this._days = mathAbs(this._days); + this._months = mathAbs(this._months); + + data.milliseconds = mathAbs(data.milliseconds); + data.seconds = mathAbs(data.seconds); + data.minutes = mathAbs(data.minutes); + data.hours = mathAbs(data.hours); + data.months = mathAbs(data.months); + data.years = mathAbs(data.years); + + return this; + } + + function addSubtract$1 (duration, input, value, direction) { + var other = createDuration(input, value); + + duration._milliseconds += direction * other._milliseconds; + duration._days += direction * other._days; + duration._months += direction * other._months; + + return duration._bubble(); + } + + // supports only 2.0-style add(1, 's') or add(duration) + function add$1 (input, value) { + return addSubtract$1(this, input, value, 1); + } + + // supports only 2.0-style subtract(1, 's') or subtract(duration) + function subtract$1 (input, value) { + return addSubtract$1(this, input, value, -1); + } + + function absCeil (number) { + if (number < 0) { + return Math.floor(number); + } else { + return Math.ceil(number); + } + } + + function bubble () { + var milliseconds = this._milliseconds; + var days = this._days; + var months = this._months; + var data = this._data; + var seconds, minutes, hours, years, monthsFromDays; + + // if we have a mix of positive and negative values, bubble down first + // check: https://github.com/moment/moment/issues/2166 + if (!((milliseconds >= 0 && days >= 0 && months >= 0) || + (milliseconds <= 0 && days <= 0 && months <= 0))) { + milliseconds += absCeil(monthsToDays(months) + days) * 864e5; + days = 0; + months = 0; + } + + // The following code bubbles up values, see the tests for + // examples of what that means. + data.milliseconds = milliseconds % 1000; + + seconds = absFloor(milliseconds / 1000); + data.seconds = seconds % 60; + + minutes = absFloor(seconds / 60); + data.minutes = minutes % 60; + + hours = absFloor(minutes / 60); + data.hours = hours % 24; + + days += absFloor(hours / 24); + + // convert days to months + monthsFromDays = absFloor(daysToMonths(days)); + months += monthsFromDays; + days -= absCeil(monthsToDays(monthsFromDays)); + + // 12 months -> 1 year + years = absFloor(months / 12); + months %= 12; + + data.days = days; + data.months = months; + data.years = years; + + return this; + } + + function daysToMonths (days) { + // 400 years have 146097 days (taking into account leap year rules) + // 400 years have 12 months === 4800 + return days * 4800 / 146097; + } + + function monthsToDays (months) { + // the reverse of daysToMonths + return months * 146097 / 4800; + } + + function as (units) { + if (!this.isValid()) { + return NaN; + } + var days; + var months; + var milliseconds = this._milliseconds; + + units = normalizeUnits(units); + + if (units === 'month' || units === 'year') { + days = this._days + milliseconds / 864e5; + months = this._months + daysToMonths(days); + return units === 'month' ? months : months / 12; + } else { + // handle milliseconds separately because of floating point math errors (issue #1867) + days = this._days + Math.round(monthsToDays(this._months)); + switch (units) { + case 'week' : return days / 7 + milliseconds / 6048e5; + case 'day' : return days + milliseconds / 864e5; + case 'hour' : return days * 24 + milliseconds / 36e5; + case 'minute' : return days * 1440 + milliseconds / 6e4; + case 'second' : return days * 86400 + milliseconds / 1000; + // Math.floor prevents floating point math errors here + case 'millisecond': return Math.floor(days * 864e5) + milliseconds; + default: throw new Error('Unknown unit ' + units); + } + } + } + + // TODO: Use this.as('ms')? + function valueOf$1 () { + if (!this.isValid()) { + return NaN; + } + return ( + this._milliseconds + + this._days * 864e5 + + (this._months % 12) * 2592e6 + + toInt(this._months / 12) * 31536e6 + ); + } + + function makeAs (alias) { + return function () { + return this.as(alias); + }; + } + + var asMilliseconds = makeAs('ms'); + var asSeconds = makeAs('s'); + var asMinutes = makeAs('m'); + var asHours = makeAs('h'); + var asDays = makeAs('d'); + var asWeeks = makeAs('w'); + var asMonths = makeAs('M'); + var asYears = makeAs('y'); + + function clone$1 () { + return createDuration(this); + } + + function get$2 (units) { + units = normalizeUnits(units); + return this.isValid() ? this[units + 's']() : NaN; + } + + function makeGetter(name) { + return function () { + return this.isValid() ? this._data[name] : NaN; + }; + } + + var milliseconds = makeGetter('milliseconds'); + var seconds = makeGetter('seconds'); + var minutes = makeGetter('minutes'); + var hours = makeGetter('hours'); + var days = makeGetter('days'); + var months = makeGetter('months'); + var years = makeGetter('years'); + + function weeks () { + return absFloor(this.days() / 7); + } + + var round = Math.round; + var thresholds = { + ss: 44, // a few seconds to seconds + s : 45, // seconds to minute + m : 45, // minutes to hour + h : 22, // hours to day + d : 26, // days to month + M : 11 // months to year + }; + + // helper function for moment.fn.from, moment.fn.fromNow, and moment.duration.fn.humanize + function substituteTimeAgo(string, number, withoutSuffix, isFuture, locale) { + return locale.relativeTime(number || 1, !!withoutSuffix, string, isFuture); + } + + function relativeTime$1 (posNegDuration, withoutSuffix, locale) { + var duration = createDuration(posNegDuration).abs(); + var seconds = round(duration.as('s')); + var minutes = round(duration.as('m')); + var hours = round(duration.as('h')); + var days = round(duration.as('d')); + var months = round(duration.as('M')); + var years = round(duration.as('y')); + + var a = seconds <= thresholds.ss && ['s', seconds] || + seconds < thresholds.s && ['ss', seconds] || + minutes <= 1 && ['m'] || + minutes < thresholds.m && ['mm', minutes] || + hours <= 1 && ['h'] || + hours < thresholds.h && ['hh', hours] || + days <= 1 && ['d'] || + days < thresholds.d && ['dd', days] || + months <= 1 && ['M'] || + months < thresholds.M && ['MM', months] || + years <= 1 && ['y'] || ['yy', years]; + + a[2] = withoutSuffix; + a[3] = +posNegDuration > 0; + a[4] = locale; + return substituteTimeAgo.apply(null, a); + } + + // This function allows you to set the rounding function for relative time strings + function getSetRelativeTimeRounding (roundingFunction) { + if (roundingFunction === undefined) { + return round; + } + if (typeof(roundingFunction) === 'function') { + round = roundingFunction; + return true; + } + return false; + } + + // This function allows you to set a threshold for relative time strings + function getSetRelativeTimeThreshold (threshold, limit) { + if (thresholds[threshold] === undefined) { + return false; + } + if (limit === undefined) { + return thresholds[threshold]; + } + thresholds[threshold] = limit; + if (threshold === 's') { + thresholds.ss = limit - 1; + } + return true; + } + + function humanize (withSuffix) { + if (!this.isValid()) { + return this.localeData().invalidDate(); + } + + var locale = this.localeData(); + var output = relativeTime$1(this, !withSuffix, locale); + + if (withSuffix) { + output = locale.pastFuture(+this, output); + } + + return locale.postformat(output); + } + + var abs$1 = Math.abs; + + function sign(x) { + return ((x > 0) - (x < 0)) || +x; + } + + function toISOString$1() { + // for ISO strings we do not use the normal bubbling rules: + // * milliseconds bubble up until they become hours + // * days do not bubble at all + // * months bubble up until they become years + // This is because there is no context-free conversion between hours and days + // (think of clock changes) + // and also not between days and months (28-31 days per month) + if (!this.isValid()) { + return this.localeData().invalidDate(); + } + + var seconds = abs$1(this._milliseconds) / 1000; + var days = abs$1(this._days); + var months = abs$1(this._months); + var minutes, hours, years; + + // 3600 seconds -> 60 minutes -> 1 hour + minutes = absFloor(seconds / 60); + hours = absFloor(minutes / 60); + seconds %= 60; + minutes %= 60; + + // 12 months -> 1 year + years = absFloor(months / 12); + months %= 12; + + + // inspired by https://github.com/dordille/moment-isoduration/blob/master/moment.isoduration.js + var Y = years; + var M = months; + var D = days; + var h = hours; + var m = minutes; + var s = seconds ? seconds.toFixed(3).replace(/\.?0+$/, '') : ''; + var total = this.asSeconds(); + + if (!total) { + // this is the same as C#'s (Noda) and python (isodate)... + // but not other JS (goog.date) + return 'P0D'; + } + + var totalSign = total < 0 ? '-' : ''; + var ymSign = sign(this._months) !== sign(total) ? '-' : ''; + var daysSign = sign(this._days) !== sign(total) ? '-' : ''; + var hmsSign = sign(this._milliseconds) !== sign(total) ? '-' : ''; + + return totalSign + 'P' + + (Y ? ymSign + Y + 'Y' : '') + + (M ? ymSign + M + 'M' : '') + + (D ? daysSign + D + 'D' : '') + + ((h || m || s) ? 'T' : '') + + (h ? hmsSign + h + 'H' : '') + + (m ? hmsSign + m + 'M' : '') + + (s ? hmsSign + s + 'S' : ''); + } + + var proto$2 = Duration.prototype; + + proto$2.isValid = isValid$1; + proto$2.abs = abs; + proto$2.add = add$1; + proto$2.subtract = subtract$1; + proto$2.as = as; + proto$2.asMilliseconds = asMilliseconds; + proto$2.asSeconds = asSeconds; + proto$2.asMinutes = asMinutes; + proto$2.asHours = asHours; + proto$2.asDays = asDays; + proto$2.asWeeks = asWeeks; + proto$2.asMonths = asMonths; + proto$2.asYears = asYears; + proto$2.valueOf = valueOf$1; + proto$2._bubble = bubble; + proto$2.clone = clone$1; + proto$2.get = get$2; + proto$2.milliseconds = milliseconds; + proto$2.seconds = seconds; + proto$2.minutes = minutes; + proto$2.hours = hours; + proto$2.days = days; + proto$2.weeks = weeks; + proto$2.months = months; + proto$2.years = years; + proto$2.humanize = humanize; + proto$2.toISOString = toISOString$1; + proto$2.toString = toISOString$1; + proto$2.toJSON = toISOString$1; + proto$2.locale = locale; + proto$2.localeData = localeData; + + proto$2.toIsoString = deprecate('toIsoString() is deprecated. Please use toISOString() instead (notice the capitals)', toISOString$1); + proto$2.lang = lang; + + // Side effect imports + + // FORMATTING + + addFormatToken('X', 0, 0, 'unix'); + addFormatToken('x', 0, 0, 'valueOf'); + + // PARSING + + addRegexToken('x', matchSigned); + addRegexToken('X', matchTimestamp); + addParseToken('X', function (input, array, config) { + config._d = new Date(parseFloat(input, 10) * 1000); + }); + addParseToken('x', function (input, array, config) { + config._d = new Date(toInt(input)); + }); + + // Side effect imports + + + hooks.version = '2.22.2'; + + setHookCallback(createLocal); + + hooks.fn = proto; + hooks.min = min; + hooks.max = max; + hooks.now = now; + hooks.utc = createUTC; + hooks.unix = createUnix; + hooks.months = listMonths; + hooks.isDate = isDate; + hooks.locale = getSetGlobalLocale; + hooks.invalid = createInvalid; + hooks.duration = createDuration; + hooks.isMoment = isMoment; + hooks.weekdays = listWeekdays; + hooks.parseZone = createInZone; + hooks.localeData = getLocale; + hooks.isDuration = isDuration; + hooks.monthsShort = listMonthsShort; + hooks.weekdaysMin = listWeekdaysMin; + hooks.defineLocale = defineLocale; + hooks.updateLocale = updateLocale; + hooks.locales = listLocales; + hooks.weekdaysShort = listWeekdaysShort; + hooks.normalizeUnits = normalizeUnits; + hooks.relativeTimeRounding = getSetRelativeTimeRounding; + hooks.relativeTimeThreshold = getSetRelativeTimeThreshold; + hooks.calendarFormat = getCalendarFormat; + hooks.prototype = proto; + + // currently HTML5 input type only supports 24-hour formats + hooks.HTML5_FMT = { + DATETIME_LOCAL: 'YYYY-MM-DDTHH:mm', // + DATETIME_LOCAL_SECONDS: 'YYYY-MM-DDTHH:mm:ss', // + DATETIME_LOCAL_MS: 'YYYY-MM-DDTHH:mm:ss.SSS', // + DATE: 'YYYY-MM-DD', // + TIME: 'HH:mm', // + TIME_SECONDS: 'HH:mm:ss', // + TIME_MS: 'HH:mm:ss.SSS', // + WEEK: 'YYYY-[W]WW', // + MONTH: 'YYYY-MM' // + }; + + return hooks; + +}))); + +},{}],7:[function(require,module,exports){ +/** + * @namespace Chart + */ +var Chart = require(30)(); + +Chart.helpers = require(46); + +// @todo dispatch these helpers into appropriated helpers/helpers.* file and write unit tests! +require(28)(Chart); + +Chart.Animation = require(22); +Chart.animationService = require(23); +Chart.defaults = require(26); +Chart.Element = require(27); +Chart.elements = require(41); +Chart.Interaction = require(29); +Chart.layouts = require(31); +Chart.platform = require(49); +Chart.plugins = require(32); +Chart.Scale = require(33); +Chart.scaleService = require(34); +Chart.Ticks = require(35); +Chart.Tooltip = require(36); + +require(24)(Chart); +require(25)(Chart); + +require(56)(Chart); +require(54)(Chart); +require(55)(Chart); +require(57)(Chart); +require(58)(Chart); +require(59)(Chart); + +// Controllers must be loaded after elements +// See Chart.core.datasetController.dataElementType +require(15)(Chart); +require(16)(Chart); +require(17)(Chart); +require(18)(Chart); +require(19)(Chart); +require(20)(Chart); +require(21)(Chart); + +require(8)(Chart); +require(9)(Chart); +require(10)(Chart); +require(11)(Chart); +require(12)(Chart); +require(13)(Chart); +require(14)(Chart); + +// Loading built-in plugins +var plugins = require(50); +for (var k in plugins) { + if (plugins.hasOwnProperty(k)) { + Chart.plugins.register(plugins[k]); + } +} + +Chart.platform.initialize(); + +module.exports = Chart; +if (typeof window !== 'undefined') { + window.Chart = Chart; +} + +// DEPRECATIONS + +/** + * Provided for backward compatibility, not available anymore + * @namespace Chart.Legend + * @deprecated since version 2.1.5 + * @todo remove at version 3 + * @private + */ +Chart.Legend = plugins.legend._element; + +/** + * Provided for backward compatibility, not available anymore + * @namespace Chart.Title + * @deprecated since version 2.1.5 + * @todo remove at version 3 + * @private + */ +Chart.Title = plugins.title._element; + +/** + * Provided for backward compatibility, use Chart.plugins instead + * @namespace Chart.pluginService + * @deprecated since version 2.1.5 + * @todo remove at version 3 + * @private + */ +Chart.pluginService = Chart.plugins; + +/** + * Provided for backward compatibility, inheriting from Chart.PlugingBase has no + * effect, instead simply create/register plugins via plain JavaScript objects. + * @interface Chart.PluginBase + * @deprecated since version 2.5.0 + * @todo remove at version 3 + * @private + */ +Chart.PluginBase = Chart.Element.extend({}); + +/** + * Provided for backward compatibility, use Chart.helpers.canvas instead. + * @namespace Chart.canvasHelpers + * @deprecated since version 2.6.0 + * @todo remove at version 3 + * @private + */ +Chart.canvasHelpers = Chart.helpers.canvas; + +/** + * Provided for backward compatibility, use Chart.layouts instead. + * @namespace Chart.layoutService + * @deprecated since version 2.8.0 + * @todo remove at version 3 + * @private + */ +Chart.layoutService = Chart.layouts; + +},{"10":10,"11":11,"12":12,"13":13,"14":14,"15":15,"16":16,"17":17,"18":18,"19":19,"20":20,"21":21,"22":22,"23":23,"24":24,"25":25,"26":26,"27":27,"28":28,"29":29,"30":30,"31":31,"32":32,"33":33,"34":34,"35":35,"36":36,"41":41,"46":46,"49":49,"50":50,"54":54,"55":55,"56":56,"57":57,"58":58,"59":59,"8":8,"9":9}],8:[function(require,module,exports){ +'use strict'; + +module.exports = function(Chart) { + + Chart.Bar = function(context, config) { + config.type = 'bar'; + + return new Chart(context, config); + }; + +}; + +},{}],9:[function(require,module,exports){ +'use strict'; + +module.exports = function(Chart) { + + Chart.Bubble = function(context, config) { + config.type = 'bubble'; + return new Chart(context, config); + }; + +}; + +},{}],10:[function(require,module,exports){ +'use strict'; + +module.exports = function(Chart) { + + Chart.Doughnut = function(context, config) { + config.type = 'doughnut'; + + return new Chart(context, config); + }; + +}; + +},{}],11:[function(require,module,exports){ +'use strict'; + +module.exports = function(Chart) { + + Chart.Line = function(context, config) { + config.type = 'line'; + + return new Chart(context, config); + }; + +}; + +},{}],12:[function(require,module,exports){ +'use strict'; + +module.exports = function(Chart) { + + Chart.PolarArea = function(context, config) { + config.type = 'polarArea'; + + return new Chart(context, config); + }; + +}; + +},{}],13:[function(require,module,exports){ +'use strict'; + +module.exports = function(Chart) { + + Chart.Radar = function(context, config) { + config.type = 'radar'; + + return new Chart(context, config); + }; + +}; + +},{}],14:[function(require,module,exports){ +'use strict'; + +module.exports = function(Chart) { + Chart.Scatter = function(context, config) { + config.type = 'scatter'; + return new Chart(context, config); + }; +}; + +},{}],15:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var elements = require(41); +var helpers = require(46); + +defaults._set('bar', { + hover: { + mode: 'label' + }, + + scales: { + xAxes: [{ + type: 'category', + + // Specific to Bar Controller + categoryPercentage: 0.8, + barPercentage: 0.9, + + // offset settings + offset: true, + + // grid line settings + gridLines: { + offsetGridLines: true + } + }], + + yAxes: [{ + type: 'linear' + }] + } +}); + +defaults._set('horizontalBar', { + hover: { + mode: 'index', + axis: 'y' + }, + + scales: { + xAxes: [{ + type: 'linear', + position: 'bottom' + }], + + yAxes: [{ + position: 'left', + type: 'category', + + // Specific to Horizontal Bar Controller + categoryPercentage: 0.8, + barPercentage: 0.9, + + // offset settings + offset: true, + + // grid line settings + gridLines: { + offsetGridLines: true + } + }] + }, + + elements: { + rectangle: { + borderSkipped: 'left' + } + }, + + tooltips: { + callbacks: { + title: function(item, data) { + // Pick first xLabel for now + var title = ''; + + if (item.length > 0) { + if (item[0].yLabel) { + title = item[0].yLabel; + } else if (data.labels.length > 0 && item[0].index < data.labels.length) { + title = data.labels[item[0].index]; + } + } + + return title; + }, + + label: function(item, data) { + var datasetLabel = data.datasets[item.datasetIndex].label || ''; + return datasetLabel + ': ' + item.xLabel; + } + }, + mode: 'index', + axis: 'y' + } +}); + +/** + * Computes the "optimal" sample size to maintain bars equally sized while preventing overlap. + * @private + */ +function computeMinSampleSize(scale, pixels) { + var min = scale.isHorizontal() ? scale.width : scale.height; + var ticks = scale.getTicks(); + var prev, curr, i, ilen; + + for (i = 1, ilen = pixels.length; i < ilen; ++i) { + min = Math.min(min, pixels[i] - pixels[i - 1]); + } + + for (i = 0, ilen = ticks.length; i < ilen; ++i) { + curr = scale.getPixelForTick(i); + min = i > 0 ? Math.min(min, curr - prev) : min; + prev = curr; + } + + return min; +} + +/** + * Computes an "ideal" category based on the absolute bar thickness or, if undefined or null, + * uses the smallest interval (see computeMinSampleSize) that prevents bar overlapping. This + * mode currently always generates bars equally sized (until we introduce scriptable options?). + * @private + */ +function computeFitCategoryTraits(index, ruler, options) { + var thickness = options.barThickness; + var count = ruler.stackCount; + var curr = ruler.pixels[index]; + var size, ratio; + + if (helpers.isNullOrUndef(thickness)) { + size = ruler.min * options.categoryPercentage; + ratio = options.barPercentage; + } else { + // When bar thickness is enforced, category and bar percentages are ignored. + // Note(SB): we could add support for relative bar thickness (e.g. barThickness: '50%') + // and deprecate barPercentage since this value is ignored when thickness is absolute. + size = thickness * count; + ratio = 1; + } + + return { + chunk: size / count, + ratio: ratio, + start: curr - (size / 2) + }; +} + +/** + * Computes an "optimal" category that globally arranges bars side by side (no gap when + * percentage options are 1), based on the previous and following categories. This mode + * generates bars with different widths when data are not evenly spaced. + * @private + */ +function computeFlexCategoryTraits(index, ruler, options) { + var pixels = ruler.pixels; + var curr = pixels[index]; + var prev = index > 0 ? pixels[index - 1] : null; + var next = index < pixels.length - 1 ? pixels[index + 1] : null; + var percent = options.categoryPercentage; + var start, size; + + if (prev === null) { + // first data: its size is double based on the next point or, + // if it's also the last data, we use the scale end extremity. + prev = curr - (next === null ? ruler.end - curr : next - curr); + } + + if (next === null) { + // last data: its size is also double based on the previous point. + next = curr + curr - prev; + } + + start = curr - ((curr - prev) / 2) * percent; + size = ((next - prev) / 2) * percent; + + return { + chunk: size / ruler.stackCount, + ratio: options.barPercentage, + start: start + }; +} + +module.exports = function(Chart) { + + Chart.controllers.bar = Chart.DatasetController.extend({ + + dataElementType: elements.Rectangle, + + initialize: function() { + var me = this; + var meta; + + Chart.DatasetController.prototype.initialize.apply(me, arguments); + + meta = me.getMeta(); + meta.stack = me.getDataset().stack; + meta.bar = true; + }, + + update: function(reset) { + var me = this; + var rects = me.getMeta().data; + var i, ilen; + + me._ruler = me.getRuler(); + + for (i = 0, ilen = rects.length; i < ilen; ++i) { + me.updateElement(rects[i], i, reset); + } + }, + + updateElement: function(rectangle, index, reset) { + var me = this; + var chart = me.chart; + var meta = me.getMeta(); + var dataset = me.getDataset(); + var custom = rectangle.custom || {}; + var rectangleOptions = chart.options.elements.rectangle; + + rectangle._xScale = me.getScaleForId(meta.xAxisID); + rectangle._yScale = me.getScaleForId(meta.yAxisID); + rectangle._datasetIndex = me.index; + rectangle._index = index; + + rectangle._model = { + datasetLabel: dataset.label, + label: chart.data.labels[index], + borderSkipped: custom.borderSkipped ? custom.borderSkipped : rectangleOptions.borderSkipped, + backgroundColor: custom.backgroundColor ? custom.backgroundColor : helpers.valueAtIndexOrDefault(dataset.backgroundColor, index, rectangleOptions.backgroundColor), + borderColor: custom.borderColor ? custom.borderColor : helpers.valueAtIndexOrDefault(dataset.borderColor, index, rectangleOptions.borderColor), + borderWidth: custom.borderWidth ? custom.borderWidth : helpers.valueAtIndexOrDefault(dataset.borderWidth, index, rectangleOptions.borderWidth) + }; + + me.updateElementGeometry(rectangle, index, reset); + + rectangle.pivot(); + }, + + /** + * @private + */ + updateElementGeometry: function(rectangle, index, reset) { + var me = this; + var model = rectangle._model; + var vscale = me.getValueScale(); + var base = vscale.getBasePixel(); + var horizontal = vscale.isHorizontal(); + var ruler = me._ruler || me.getRuler(); + var vpixels = me.calculateBarValuePixels(me.index, index); + var ipixels = me.calculateBarIndexPixels(me.index, index, ruler); + + model.horizontal = horizontal; + model.base = reset ? base : vpixels.base; + model.x = horizontal ? reset ? base : vpixels.head : ipixels.center; + model.y = horizontal ? ipixels.center : reset ? base : vpixels.head; + model.height = horizontal ? ipixels.size : undefined; + model.width = horizontal ? undefined : ipixels.size; + }, + + /** + * @private + */ + getValueScaleId: function() { + return this.getMeta().yAxisID; + }, + + /** + * @private + */ + getIndexScaleId: function() { + return this.getMeta().xAxisID; + }, + + /** + * @private + */ + getValueScale: function() { + return this.getScaleForId(this.getValueScaleId()); + }, + + /** + * @private + */ + getIndexScale: function() { + return this.getScaleForId(this.getIndexScaleId()); + }, + + /** + * Returns the stacks based on groups and bar visibility. + * @param {Number} [last] - The dataset index + * @returns {Array} The stack list + * @private + */ + _getStacks: function(last) { + var me = this; + var chart = me.chart; + var scale = me.getIndexScale(); + var stacked = scale.options.stacked; + var ilen = last === undefined ? chart.data.datasets.length : last + 1; + var stacks = []; + var i, meta; + + for (i = 0; i < ilen; ++i) { + meta = chart.getDatasetMeta(i); + if (meta.bar && chart.isDatasetVisible(i) && + (stacked === false || + (stacked === true && stacks.indexOf(meta.stack) === -1) || + (stacked === undefined && (meta.stack === undefined || stacks.indexOf(meta.stack) === -1)))) { + stacks.push(meta.stack); + } + } + + return stacks; + }, + + /** + * Returns the effective number of stacks based on groups and bar visibility. + * @private + */ + getStackCount: function() { + return this._getStacks().length; + }, + + /** + * Returns the stack index for the given dataset based on groups and bar visibility. + * @param {Number} [datasetIndex] - The dataset index + * @param {String} [name] - The stack name to find + * @returns {Number} The stack index + * @private + */ + getStackIndex: function(datasetIndex, name) { + var stacks = this._getStacks(datasetIndex); + var index = (name !== undefined) + ? stacks.indexOf(name) + : -1; // indexOf returns -1 if element is not present + + return (index === -1) + ? stacks.length - 1 + : index; + }, + + /** + * @private + */ + getRuler: function() { + var me = this; + var scale = me.getIndexScale(); + var stackCount = me.getStackCount(); + var datasetIndex = me.index; + var isHorizontal = scale.isHorizontal(); + var start = isHorizontal ? scale.left : scale.top; + var end = start + (isHorizontal ? scale.width : scale.height); + var pixels = []; + var i, ilen, min; + + for (i = 0, ilen = me.getMeta().data.length; i < ilen; ++i) { + pixels.push(scale.getPixelForValue(null, i, datasetIndex)); + } + + min = helpers.isNullOrUndef(scale.options.barThickness) + ? computeMinSampleSize(scale, pixels) + : -1; + + return { + min: min, + pixels: pixels, + start: start, + end: end, + stackCount: stackCount, + scale: scale + }; + }, + + /** + * Note: pixel values are not clamped to the scale area. + * @private + */ + calculateBarValuePixels: function(datasetIndex, index) { + var me = this; + var chart = me.chart; + var meta = me.getMeta(); + var scale = me.getValueScale(); + var datasets = chart.data.datasets; + var value = scale.getRightValue(datasets[datasetIndex].data[index]); + var stacked = scale.options.stacked; + var stack = meta.stack; + var start = 0; + var i, imeta, ivalue, base, head, size; + + if (stacked || (stacked === undefined && stack !== undefined)) { + for (i = 0; i < datasetIndex; ++i) { + imeta = chart.getDatasetMeta(i); + + if (imeta.bar && + imeta.stack === stack && + imeta.controller.getValueScaleId() === scale.id && + chart.isDatasetVisible(i)) { + + ivalue = scale.getRightValue(datasets[i].data[index]); + if ((value < 0 && ivalue < 0) || (value >= 0 && ivalue > 0)) { + start += ivalue; + } + } + } + } + + base = scale.getPixelForValue(start); + head = scale.getPixelForValue(start + value); + size = (head - base) / 2; + + return { + size: size, + base: base, + head: head, + center: head + size / 2 + }; + }, + + /** + * @private + */ + calculateBarIndexPixels: function(datasetIndex, index, ruler) { + var me = this; + var options = ruler.scale.options; + var range = options.barThickness === 'flex' + ? computeFlexCategoryTraits(index, ruler, options) + : computeFitCategoryTraits(index, ruler, options); + + var stackIndex = me.getStackIndex(datasetIndex, me.getMeta().stack); + var center = range.start + (range.chunk * stackIndex) + (range.chunk / 2); + var size = Math.min( + helpers.valueOrDefault(options.maxBarThickness, Infinity), + range.chunk * range.ratio); + + return { + base: center - size / 2, + head: center + size / 2, + center: center, + size: size + }; + }, + + draw: function() { + var me = this; + var chart = me.chart; + var scale = me.getValueScale(); + var rects = me.getMeta().data; + var dataset = me.getDataset(); + var ilen = rects.length; + var i = 0; + + helpers.canvas.clipArea(chart.ctx, chart.chartArea); + + for (; i < ilen; ++i) { + if (!isNaN(scale.getRightValue(dataset.data[i]))) { + rects[i].draw(); + } + } + + helpers.canvas.unclipArea(chart.ctx); + }, + }); + + Chart.controllers.horizontalBar = Chart.controllers.bar.extend({ + /** + * @private + */ + getValueScaleId: function() { + return this.getMeta().xAxisID; + }, + + /** + * @private + */ + getIndexScaleId: function() { + return this.getMeta().yAxisID; + } + }); +}; + +},{"26":26,"41":41,"46":46}],16:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var elements = require(41); +var helpers = require(46); + +defaults._set('bubble', { + hover: { + mode: 'single' + }, + + scales: { + xAxes: [{ + type: 'linear', // bubble should probably use a linear scale by default + position: 'bottom', + id: 'x-axis-0' // need an ID so datasets can reference the scale + }], + yAxes: [{ + type: 'linear', + position: 'left', + id: 'y-axis-0' + }] + }, + + tooltips: { + callbacks: { + title: function() { + // Title doesn't make sense for scatter since we format the data as a point + return ''; + }, + label: function(item, data) { + var datasetLabel = data.datasets[item.datasetIndex].label || ''; + var dataPoint = data.datasets[item.datasetIndex].data[item.index]; + return datasetLabel + ': (' + item.xLabel + ', ' + item.yLabel + ', ' + dataPoint.r + ')'; + } + } + } +}); + + +module.exports = function(Chart) { + + Chart.controllers.bubble = Chart.DatasetController.extend({ + /** + * @protected + */ + dataElementType: elements.Point, + + /** + * @protected + */ + update: function(reset) { + var me = this; + var meta = me.getMeta(); + var points = meta.data; + + // Update Points + helpers.each(points, function(point, index) { + me.updateElement(point, index, reset); + }); + }, + + /** + * @protected + */ + updateElement: function(point, index, reset) { + var me = this; + var meta = me.getMeta(); + var custom = point.custom || {}; + var xScale = me.getScaleForId(meta.xAxisID); + var yScale = me.getScaleForId(meta.yAxisID); + var options = me._resolveElementOptions(point, index); + var data = me.getDataset().data[index]; + var dsIndex = me.index; + + var x = reset ? xScale.getPixelForDecimal(0.5) : xScale.getPixelForValue(typeof data === 'object' ? data : NaN, index, dsIndex); + var y = reset ? yScale.getBasePixel() : yScale.getPixelForValue(data, index, dsIndex); + + point._xScale = xScale; + point._yScale = yScale; + point._options = options; + point._datasetIndex = dsIndex; + point._index = index; + point._model = { + backgroundColor: options.backgroundColor, + borderColor: options.borderColor, + borderWidth: options.borderWidth, + hitRadius: options.hitRadius, + pointStyle: options.pointStyle, + rotation: options.rotation, + radius: reset ? 0 : options.radius, + skip: custom.skip || isNaN(x) || isNaN(y), + x: x, + y: y, + }; + + point.pivot(); + }, + + /** + * @protected + */ + setHoverStyle: function(point) { + var model = point._model; + var options = point._options; + point.$previousStyle = { + backgroundColor: model.backgroundColor, + borderColor: model.borderColor, + borderWidth: model.borderWidth, + radius: model.radius + }; + model.backgroundColor = helpers.valueOrDefault(options.hoverBackgroundColor, helpers.getHoverColor(options.backgroundColor)); + model.borderColor = helpers.valueOrDefault(options.hoverBorderColor, helpers.getHoverColor(options.borderColor)); + model.borderWidth = helpers.valueOrDefault(options.hoverBorderWidth, options.borderWidth); + model.radius = options.radius + options.hoverRadius; + }, + + /** + * @private + */ + _resolveElementOptions: function(point, index) { + var me = this; + var chart = me.chart; + var datasets = chart.data.datasets; + var dataset = datasets[me.index]; + var custom = point.custom || {}; + var options = chart.options.elements.point; + var resolve = helpers.options.resolve; + var data = dataset.data[index]; + var values = {}; + var i, ilen, key; + + // Scriptable options + var context = { + chart: chart, + dataIndex: index, + dataset: dataset, + datasetIndex: me.index + }; + + var keys = [ + 'backgroundColor', + 'borderColor', + 'borderWidth', + 'hoverBackgroundColor', + 'hoverBorderColor', + 'hoverBorderWidth', + 'hoverRadius', + 'hitRadius', + 'pointStyle', + 'rotation' + ]; + + for (i = 0, ilen = keys.length; i < ilen; ++i) { + key = keys[i]; + values[key] = resolve([ + custom[key], + dataset[key], + options[key] + ], context, index); + } + + // Custom radius resolution + values.radius = resolve([ + custom.radius, + data ? data.r : undefined, + dataset.radius, + options.radius + ], context, index); + return values; + } + }); +}; + +},{"26":26,"41":41,"46":46}],17:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var elements = require(41); +var helpers = require(46); + +defaults._set('doughnut', { + animation: { + // Boolean - Whether we animate the rotation of the Doughnut + animateRotate: true, + // Boolean - Whether we animate scaling the Doughnut from the centre + animateScale: false + }, + hover: { + mode: 'single' + }, + legendCallback: function(chart) { + var text = []; + text.push(''); + return text.join(''); + }, + legend: { + labels: { + generateLabels: function(chart) { + var data = chart.data; + if (data.labels.length && data.datasets.length) { + return data.labels.map(function(label, i) { + var meta = chart.getDatasetMeta(0); + var ds = data.datasets[0]; + var arc = meta.data[i]; + var custom = arc && arc.custom || {}; + var valueAtIndexOrDefault = helpers.valueAtIndexOrDefault; + var arcOpts = chart.options.elements.arc; + var fill = custom.backgroundColor ? custom.backgroundColor : valueAtIndexOrDefault(ds.backgroundColor, i, arcOpts.backgroundColor); + var stroke = custom.borderColor ? custom.borderColor : valueAtIndexOrDefault(ds.borderColor, i, arcOpts.borderColor); + var bw = custom.borderWidth ? custom.borderWidth : valueAtIndexOrDefault(ds.borderWidth, i, arcOpts.borderWidth); + + return { + text: label, + fillStyle: fill, + strokeStyle: stroke, + lineWidth: bw, + hidden: isNaN(ds.data[i]) || meta.data[i].hidden, + + // Extra data used for toggling the correct item + index: i + }; + }); + } + return []; + } + }, + + onClick: function(e, legendItem) { + var index = legendItem.index; + var chart = this.chart; + var i, ilen, meta; + + for (i = 0, ilen = (chart.data.datasets || []).length; i < ilen; ++i) { + meta = chart.getDatasetMeta(i); + // toggle visibility of index if exists + if (meta.data[index]) { + meta.data[index].hidden = !meta.data[index].hidden; + } + } + + chart.update(); + } + }, + + // The percentage of the chart that we cut out of the middle. + cutoutPercentage: 50, + + // The rotation of the chart, where the first data arc begins. + rotation: Math.PI * -0.5, + + // The total circumference of the chart. + circumference: Math.PI * 2.0, + + // Need to override these to give a nice default + tooltips: { + callbacks: { + title: function() { + return ''; + }, + label: function(tooltipItem, data) { + var dataLabel = data.labels[tooltipItem.index]; + var value = ': ' + data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index]; + + if (helpers.isArray(dataLabel)) { + // show value on first line of multiline label + // need to clone because we are changing the value + dataLabel = dataLabel.slice(); + dataLabel[0] += value; + } else { + dataLabel += value; + } + + return dataLabel; + } + } + } +}); + +defaults._set('pie', helpers.clone(defaults.doughnut)); +defaults._set('pie', { + cutoutPercentage: 0 +}); + +module.exports = function(Chart) { + + Chart.controllers.doughnut = Chart.controllers.pie = Chart.DatasetController.extend({ + + dataElementType: elements.Arc, + + linkScales: helpers.noop, + + // Get index of the dataset in relation to the visible datasets. This allows determining the inner and outer radius correctly + getRingIndex: function(datasetIndex) { + var ringIndex = 0; + + for (var j = 0; j < datasetIndex; ++j) { + if (this.chart.isDatasetVisible(j)) { + ++ringIndex; + } + } + + return ringIndex; + }, + + update: function(reset) { + var me = this; + var chart = me.chart; + var chartArea = chart.chartArea; + var opts = chart.options; + var arcOpts = opts.elements.arc; + var availableWidth = chartArea.right - chartArea.left - arcOpts.borderWidth; + var availableHeight = chartArea.bottom - chartArea.top - arcOpts.borderWidth; + var minSize = Math.min(availableWidth, availableHeight); + var offset = {x: 0, y: 0}; + var meta = me.getMeta(); + var cutoutPercentage = opts.cutoutPercentage; + var circumference = opts.circumference; + + // If the chart's circumference isn't a full circle, calculate minSize as a ratio of the width/height of the arc + if (circumference < Math.PI * 2.0) { + var startAngle = opts.rotation % (Math.PI * 2.0); + startAngle += Math.PI * 2.0 * (startAngle >= Math.PI ? -1 : startAngle < -Math.PI ? 1 : 0); + var endAngle = startAngle + circumference; + var start = {x: Math.cos(startAngle), y: Math.sin(startAngle)}; + var end = {x: Math.cos(endAngle), y: Math.sin(endAngle)}; + var contains0 = (startAngle <= 0 && endAngle >= 0) || (startAngle <= Math.PI * 2.0 && Math.PI * 2.0 <= endAngle); + var contains90 = (startAngle <= Math.PI * 0.5 && Math.PI * 0.5 <= endAngle) || (startAngle <= Math.PI * 2.5 && Math.PI * 2.5 <= endAngle); + var contains180 = (startAngle <= -Math.PI && -Math.PI <= endAngle) || (startAngle <= Math.PI && Math.PI <= endAngle); + var contains270 = (startAngle <= -Math.PI * 0.5 && -Math.PI * 0.5 <= endAngle) || (startAngle <= Math.PI * 1.5 && Math.PI * 1.5 <= endAngle); + var cutout = cutoutPercentage / 100.0; + var min = {x: contains180 ? -1 : Math.min(start.x * (start.x < 0 ? 1 : cutout), end.x * (end.x < 0 ? 1 : cutout)), y: contains270 ? -1 : Math.min(start.y * (start.y < 0 ? 1 : cutout), end.y * (end.y < 0 ? 1 : cutout))}; + var max = {x: contains0 ? 1 : Math.max(start.x * (start.x > 0 ? 1 : cutout), end.x * (end.x > 0 ? 1 : cutout)), y: contains90 ? 1 : Math.max(start.y * (start.y > 0 ? 1 : cutout), end.y * (end.y > 0 ? 1 : cutout))}; + var size = {width: (max.x - min.x) * 0.5, height: (max.y - min.y) * 0.5}; + minSize = Math.min(availableWidth / size.width, availableHeight / size.height); + offset = {x: (max.x + min.x) * -0.5, y: (max.y + min.y) * -0.5}; + } + + chart.borderWidth = me.getMaxBorderWidth(meta.data); + chart.outerRadius = Math.max((minSize - chart.borderWidth) / 2, 0); + chart.innerRadius = Math.max(cutoutPercentage ? (chart.outerRadius / 100) * (cutoutPercentage) : 0, 0); + chart.radiusLength = (chart.outerRadius - chart.innerRadius) / chart.getVisibleDatasetCount(); + chart.offsetX = offset.x * chart.outerRadius; + chart.offsetY = offset.y * chart.outerRadius; + + meta.total = me.calculateTotal(); + + me.outerRadius = chart.outerRadius - (chart.radiusLength * me.getRingIndex(me.index)); + me.innerRadius = Math.max(me.outerRadius - chart.radiusLength, 0); + + helpers.each(meta.data, function(arc, index) { + me.updateElement(arc, index, reset); + }); + }, + + updateElement: function(arc, index, reset) { + var me = this; + var chart = me.chart; + var chartArea = chart.chartArea; + var opts = chart.options; + var animationOpts = opts.animation; + var centerX = (chartArea.left + chartArea.right) / 2; + var centerY = (chartArea.top + chartArea.bottom) / 2; + var startAngle = opts.rotation; // non reset case handled later + var endAngle = opts.rotation; // non reset case handled later + var dataset = me.getDataset(); + var circumference = reset && animationOpts.animateRotate ? 0 : arc.hidden ? 0 : me.calculateCircumference(dataset.data[index]) * (opts.circumference / (2.0 * Math.PI)); + var innerRadius = reset && animationOpts.animateScale ? 0 : me.innerRadius; + var outerRadius = reset && animationOpts.animateScale ? 0 : me.outerRadius; + var valueAtIndexOrDefault = helpers.valueAtIndexOrDefault; + + helpers.extend(arc, { + // Utility + _datasetIndex: me.index, + _index: index, + + // Desired view properties + _model: { + x: centerX + chart.offsetX, + y: centerY + chart.offsetY, + startAngle: startAngle, + endAngle: endAngle, + circumference: circumference, + outerRadius: outerRadius, + innerRadius: innerRadius, + label: valueAtIndexOrDefault(dataset.label, index, chart.data.labels[index]) + } + }); + + var model = arc._model; + + // Resets the visual styles + var custom = arc.custom || {}; + var valueOrDefault = helpers.valueAtIndexOrDefault; + var elementOpts = this.chart.options.elements.arc; + model.backgroundColor = custom.backgroundColor ? custom.backgroundColor : valueOrDefault(dataset.backgroundColor, index, elementOpts.backgroundColor); + model.borderColor = custom.borderColor ? custom.borderColor : valueOrDefault(dataset.borderColor, index, elementOpts.borderColor); + model.borderWidth = custom.borderWidth ? custom.borderWidth : valueOrDefault(dataset.borderWidth, index, elementOpts.borderWidth); + + // Set correct angles if not resetting + if (!reset || !animationOpts.animateRotate) { + if (index === 0) { + model.startAngle = opts.rotation; + } else { + model.startAngle = me.getMeta().data[index - 1]._model.endAngle; + } + + model.endAngle = model.startAngle + model.circumference; + } + + arc.pivot(); + }, + + calculateTotal: function() { + var dataset = this.getDataset(); + var meta = this.getMeta(); + var total = 0; + var value; + + helpers.each(meta.data, function(element, index) { + value = dataset.data[index]; + if (!isNaN(value) && !element.hidden) { + total += Math.abs(value); + } + }); + + /* if (total === 0) { + total = NaN; + }*/ + + return total; + }, + + calculateCircumference: function(value) { + var total = this.getMeta().total; + if (total > 0 && !isNaN(value)) { + return (Math.PI * 2.0) * (Math.abs(value) / total); + } + return 0; + }, + + // gets the max border or hover width to properly scale pie charts + getMaxBorderWidth: function(arcs) { + var max = 0; + var index = this.index; + var length = arcs.length; + var borderWidth; + var hoverWidth; + + for (var i = 0; i < length; i++) { + borderWidth = arcs[i]._model ? arcs[i]._model.borderWidth : 0; + hoverWidth = arcs[i]._chart ? arcs[i]._chart.config.data.datasets[index].hoverBorderWidth : 0; + + max = borderWidth > max ? borderWidth : max; + max = hoverWidth > max ? hoverWidth : max; + } + return max; + } + }); +}; + +},{"26":26,"41":41,"46":46}],18:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var elements = require(41); +var helpers = require(46); + +defaults._set('line', { + showLines: true, + spanGaps: false, + + hover: { + mode: 'label' + }, + + scales: { + xAxes: [{ + type: 'category', + id: 'x-axis-0' + }], + yAxes: [{ + type: 'linear', + id: 'y-axis-0' + }] + } +}); + +module.exports = function(Chart) { + + function lineEnabled(dataset, options) { + return helpers.valueOrDefault(dataset.showLine, options.showLines); + } + + Chart.controllers.line = Chart.DatasetController.extend({ + + datasetElementType: elements.Line, + + dataElementType: elements.Point, + + update: function(reset) { + var me = this; + var meta = me.getMeta(); + var line = meta.dataset; + var points = meta.data || []; + var options = me.chart.options; + var lineElementOptions = options.elements.line; + var scale = me.getScaleForId(meta.yAxisID); + var i, ilen, custom; + var dataset = me.getDataset(); + var showLine = lineEnabled(dataset, options); + + // Update Line + if (showLine) { + custom = line.custom || {}; + + // Compatibility: If the properties are defined with only the old name, use those values + if ((dataset.tension !== undefined) && (dataset.lineTension === undefined)) { + dataset.lineTension = dataset.tension; + } + + // Utility + line._scale = scale; + line._datasetIndex = me.index; + // Data + line._children = points; + // Model + line._model = { + // Appearance + // The default behavior of lines is to break at null values, according + // to https://github.com/chartjs/Chart.js/issues/2435#issuecomment-216718158 + // This option gives lines the ability to span gaps + spanGaps: dataset.spanGaps ? dataset.spanGaps : options.spanGaps, + tension: custom.tension ? custom.tension : helpers.valueOrDefault(dataset.lineTension, lineElementOptions.tension), + backgroundColor: custom.backgroundColor ? custom.backgroundColor : (dataset.backgroundColor || lineElementOptions.backgroundColor), + borderWidth: custom.borderWidth ? custom.borderWidth : (dataset.borderWidth || lineElementOptions.borderWidth), + borderColor: custom.borderColor ? custom.borderColor : (dataset.borderColor || lineElementOptions.borderColor), + borderCapStyle: custom.borderCapStyle ? custom.borderCapStyle : (dataset.borderCapStyle || lineElementOptions.borderCapStyle), + borderDash: custom.borderDash ? custom.borderDash : (dataset.borderDash || lineElementOptions.borderDash), + borderDashOffset: custom.borderDashOffset ? custom.borderDashOffset : (dataset.borderDashOffset || lineElementOptions.borderDashOffset), + borderJoinStyle: custom.borderJoinStyle ? custom.borderJoinStyle : (dataset.borderJoinStyle || lineElementOptions.borderJoinStyle), + fill: custom.fill ? custom.fill : (dataset.fill !== undefined ? dataset.fill : lineElementOptions.fill), + steppedLine: custom.steppedLine ? custom.steppedLine : helpers.valueOrDefault(dataset.steppedLine, lineElementOptions.stepped), + cubicInterpolationMode: custom.cubicInterpolationMode ? custom.cubicInterpolationMode : helpers.valueOrDefault(dataset.cubicInterpolationMode, lineElementOptions.cubicInterpolationMode), + }; + + line.pivot(); + } + + // Update Points + for (i = 0, ilen = points.length; i < ilen; ++i) { + me.updateElement(points[i], i, reset); + } + + if (showLine && line._model.tension !== 0) { + me.updateBezierControlPoints(); + } + + // Now pivot the point for animation + for (i = 0, ilen = points.length; i < ilen; ++i) { + points[i].pivot(); + } + }, + + getPointBackgroundColor: function(point, index) { + var backgroundColor = this.chart.options.elements.point.backgroundColor; + var dataset = this.getDataset(); + var custom = point.custom || {}; + + if (custom.backgroundColor) { + backgroundColor = custom.backgroundColor; + } else if (dataset.pointBackgroundColor) { + backgroundColor = helpers.valueAtIndexOrDefault(dataset.pointBackgroundColor, index, backgroundColor); + } else if (dataset.backgroundColor) { + backgroundColor = dataset.backgroundColor; + } + + return backgroundColor; + }, + + getPointBorderColor: function(point, index) { + var borderColor = this.chart.options.elements.point.borderColor; + var dataset = this.getDataset(); + var custom = point.custom || {}; + + if (custom.borderColor) { + borderColor = custom.borderColor; + } else if (dataset.pointBorderColor) { + borderColor = helpers.valueAtIndexOrDefault(dataset.pointBorderColor, index, borderColor); + } else if (dataset.borderColor) { + borderColor = dataset.borderColor; + } + + return borderColor; + }, + + getPointBorderWidth: function(point, index) { + var borderWidth = this.chart.options.elements.point.borderWidth; + var dataset = this.getDataset(); + var custom = point.custom || {}; + + if (!isNaN(custom.borderWidth)) { + borderWidth = custom.borderWidth; + } else if (!isNaN(dataset.pointBorderWidth) || helpers.isArray(dataset.pointBorderWidth)) { + borderWidth = helpers.valueAtIndexOrDefault(dataset.pointBorderWidth, index, borderWidth); + } else if (!isNaN(dataset.borderWidth)) { + borderWidth = dataset.borderWidth; + } + + return borderWidth; + }, + + getPointRotation: function(point, index) { + var pointRotation = this.chart.options.elements.point.rotation; + var dataset = this.getDataset(); + var custom = point.custom || {}; + + if (!isNaN(custom.rotation)) { + pointRotation = custom.rotation; + } else if (!isNaN(dataset.pointRotation) || helpers.isArray(dataset.pointRotation)) { + pointRotation = helpers.valueAtIndexOrDefault(dataset.pointRotation, index, pointRotation); + } + return pointRotation; + }, + + updateElement: function(point, index, reset) { + var me = this; + var meta = me.getMeta(); + var custom = point.custom || {}; + var dataset = me.getDataset(); + var datasetIndex = me.index; + var value = dataset.data[index]; + var yScale = me.getScaleForId(meta.yAxisID); + var xScale = me.getScaleForId(meta.xAxisID); + var pointOptions = me.chart.options.elements.point; + var x, y; + + // Compatibility: If the properties are defined with only the old name, use those values + if ((dataset.radius !== undefined) && (dataset.pointRadius === undefined)) { + dataset.pointRadius = dataset.radius; + } + if ((dataset.hitRadius !== undefined) && (dataset.pointHitRadius === undefined)) { + dataset.pointHitRadius = dataset.hitRadius; + } + + x = xScale.getPixelForValue(typeof value === 'object' ? value : NaN, index, datasetIndex); + y = reset ? yScale.getBasePixel() : me.calculatePointY(value, index, datasetIndex); + + // Utility + point._xScale = xScale; + point._yScale = yScale; + point._datasetIndex = datasetIndex; + point._index = index; + + // Desired view properties + point._model = { + x: x, + y: y, + skip: custom.skip || isNaN(x) || isNaN(y), + // Appearance + radius: custom.radius || helpers.valueAtIndexOrDefault(dataset.pointRadius, index, pointOptions.radius), + pointStyle: custom.pointStyle || helpers.valueAtIndexOrDefault(dataset.pointStyle, index, pointOptions.pointStyle), + rotation: me.getPointRotation(point, index), + backgroundColor: me.getPointBackgroundColor(point, index), + borderColor: me.getPointBorderColor(point, index), + borderWidth: me.getPointBorderWidth(point, index), + tension: meta.dataset._model ? meta.dataset._model.tension : 0, + steppedLine: meta.dataset._model ? meta.dataset._model.steppedLine : false, + // Tooltip + hitRadius: custom.hitRadius || helpers.valueAtIndexOrDefault(dataset.pointHitRadius, index, pointOptions.hitRadius) + }; + }, + + calculatePointY: function(value, index, datasetIndex) { + var me = this; + var chart = me.chart; + var meta = me.getMeta(); + var yScale = me.getScaleForId(meta.yAxisID); + var sumPos = 0; + var sumNeg = 0; + var i, ds, dsMeta; + + if (yScale.options.stacked) { + for (i = 0; i < datasetIndex; i++) { + ds = chart.data.datasets[i]; + dsMeta = chart.getDatasetMeta(i); + if (dsMeta.type === 'line' && dsMeta.yAxisID === yScale.id && chart.isDatasetVisible(i)) { + var stackedRightValue = Number(yScale.getRightValue(ds.data[index])); + if (stackedRightValue < 0) { + sumNeg += stackedRightValue || 0; + } else { + sumPos += stackedRightValue || 0; + } + } + } + + var rightValue = Number(yScale.getRightValue(value)); + if (rightValue < 0) { + return yScale.getPixelForValue(sumNeg + rightValue); + } + return yScale.getPixelForValue(sumPos + rightValue); + } + + return yScale.getPixelForValue(value); + }, + + updateBezierControlPoints: function() { + var me = this; + var meta = me.getMeta(); + var area = me.chart.chartArea; + var points = (meta.data || []); + var i, ilen, point, model, controlPoints; + + // Only consider points that are drawn in case the spanGaps option is used + if (meta.dataset._model.spanGaps) { + points = points.filter(function(pt) { + return !pt._model.skip; + }); + } + + function capControlPoint(pt, min, max) { + return Math.max(Math.min(pt, max), min); + } + + if (meta.dataset._model.cubicInterpolationMode === 'monotone') { + helpers.splineCurveMonotone(points); + } else { + for (i = 0, ilen = points.length; i < ilen; ++i) { + point = points[i]; + model = point._model; + controlPoints = helpers.splineCurve( + helpers.previousItem(points, i)._model, + model, + helpers.nextItem(points, i)._model, + meta.dataset._model.tension + ); + model.controlPointPreviousX = controlPoints.previous.x; + model.controlPointPreviousY = controlPoints.previous.y; + model.controlPointNextX = controlPoints.next.x; + model.controlPointNextY = controlPoints.next.y; + } + } + + if (me.chart.options.elements.line.capBezierPoints) { + for (i = 0, ilen = points.length; i < ilen; ++i) { + model = points[i]._model; + model.controlPointPreviousX = capControlPoint(model.controlPointPreviousX, area.left, area.right); + model.controlPointPreviousY = capControlPoint(model.controlPointPreviousY, area.top, area.bottom); + model.controlPointNextX = capControlPoint(model.controlPointNextX, area.left, area.right); + model.controlPointNextY = capControlPoint(model.controlPointNextY, area.top, area.bottom); + } + } + }, + + draw: function() { + var me = this; + var chart = me.chart; + var meta = me.getMeta(); + var points = meta.data || []; + var area = chart.chartArea; + var ilen = points.length; + var halfBorderWidth; + var i = 0; + + if (lineEnabled(me.getDataset(), chart.options)) { + halfBorderWidth = (meta.dataset._model.borderWidth || 0) / 2; + + helpers.canvas.clipArea(chart.ctx, { + left: area.left, + right: area.right, + top: area.top - halfBorderWidth, + bottom: area.bottom + halfBorderWidth + }); + + meta.dataset.draw(); + + helpers.canvas.unclipArea(chart.ctx); + } + + // Draw the points + for (; i < ilen; ++i) { + points[i].draw(area); + } + }, + + setHoverStyle: function(element) { + // Point + var dataset = this.chart.data.datasets[element._datasetIndex]; + var index = element._index; + var custom = element.custom || {}; + var model = element._model; + + element.$previousStyle = { + backgroundColor: model.backgroundColor, + borderColor: model.borderColor, + borderWidth: model.borderWidth, + radius: model.radius + }; + + model.backgroundColor = custom.hoverBackgroundColor || helpers.valueAtIndexOrDefault(dataset.pointHoverBackgroundColor, index, helpers.getHoverColor(model.backgroundColor)); + model.borderColor = custom.hoverBorderColor || helpers.valueAtIndexOrDefault(dataset.pointHoverBorderColor, index, helpers.getHoverColor(model.borderColor)); + model.borderWidth = custom.hoverBorderWidth || helpers.valueAtIndexOrDefault(dataset.pointHoverBorderWidth, index, model.borderWidth); + model.radius = custom.hoverRadius || helpers.valueAtIndexOrDefault(dataset.pointHoverRadius, index, this.chart.options.elements.point.hoverRadius); + }, + }); +}; + +},{"26":26,"41":41,"46":46}],19:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var elements = require(41); +var helpers = require(46); + +defaults._set('polarArea', { + scale: { + type: 'radialLinear', + angleLines: { + display: false + }, + gridLines: { + circular: true + }, + pointLabels: { + display: false + }, + ticks: { + beginAtZero: true + } + }, + + // Boolean - Whether to animate the rotation of the chart + animation: { + animateRotate: true, + animateScale: true + }, + + startAngle: -0.5 * Math.PI, + legendCallback: function(chart) { + var text = []; + text.push(''); + return text.join(''); + }, + legend: { + labels: { + generateLabels: function(chart) { + var data = chart.data; + if (data.labels.length && data.datasets.length) { + return data.labels.map(function(label, i) { + var meta = chart.getDatasetMeta(0); + var ds = data.datasets[0]; + var arc = meta.data[i]; + var custom = arc.custom || {}; + var valueAtIndexOrDefault = helpers.valueAtIndexOrDefault; + var arcOpts = chart.options.elements.arc; + var fill = custom.backgroundColor ? custom.backgroundColor : valueAtIndexOrDefault(ds.backgroundColor, i, arcOpts.backgroundColor); + var stroke = custom.borderColor ? custom.borderColor : valueAtIndexOrDefault(ds.borderColor, i, arcOpts.borderColor); + var bw = custom.borderWidth ? custom.borderWidth : valueAtIndexOrDefault(ds.borderWidth, i, arcOpts.borderWidth); + + return { + text: label, + fillStyle: fill, + strokeStyle: stroke, + lineWidth: bw, + hidden: isNaN(ds.data[i]) || meta.data[i].hidden, + + // Extra data used for toggling the correct item + index: i + }; + }); + } + return []; + } + }, + + onClick: function(e, legendItem) { + var index = legendItem.index; + var chart = this.chart; + var i, ilen, meta; + + for (i = 0, ilen = (chart.data.datasets || []).length; i < ilen; ++i) { + meta = chart.getDatasetMeta(i); + meta.data[index].hidden = !meta.data[index].hidden; + } + + chart.update(); + } + }, + + // Need to override these to give a nice default + tooltips: { + callbacks: { + title: function() { + return ''; + }, + label: function(item, data) { + return data.labels[item.index] + ': ' + item.yLabel; + } + } + } +}); + +module.exports = function(Chart) { + + Chart.controllers.polarArea = Chart.DatasetController.extend({ + + dataElementType: elements.Arc, + + linkScales: helpers.noop, + + update: function(reset) { + var me = this; + var dataset = me.getDataset(); + var meta = me.getMeta(); + var start = me.chart.options.startAngle || 0; + var starts = me._starts = []; + var angles = me._angles = []; + var i, ilen, angle; + + me._updateRadius(); + + meta.count = me.countVisibleElements(); + + for (i = 0, ilen = dataset.data.length; i < ilen; i++) { + starts[i] = start; + angle = me._computeAngle(i); + angles[i] = angle; + start += angle; + } + + helpers.each(meta.data, function(arc, index) { + me.updateElement(arc, index, reset); + }); + }, + + /** + * @private + */ + _updateRadius: function() { + var me = this; + var chart = me.chart; + var chartArea = chart.chartArea; + var opts = chart.options; + var arcOpts = opts.elements.arc; + var minSize = Math.min(chartArea.right - chartArea.left, chartArea.bottom - chartArea.top); + + chart.outerRadius = Math.max((minSize - arcOpts.borderWidth / 2) / 2, 0); + chart.innerRadius = Math.max(opts.cutoutPercentage ? (chart.outerRadius / 100) * (opts.cutoutPercentage) : 1, 0); + chart.radiusLength = (chart.outerRadius - chart.innerRadius) / chart.getVisibleDatasetCount(); + + me.outerRadius = chart.outerRadius - (chart.radiusLength * me.index); + me.innerRadius = me.outerRadius - chart.radiusLength; + }, + + updateElement: function(arc, index, reset) { + var me = this; + var chart = me.chart; + var dataset = me.getDataset(); + var opts = chart.options; + var animationOpts = opts.animation; + var scale = chart.scale; + var labels = chart.data.labels; + + var centerX = scale.xCenter; + var centerY = scale.yCenter; + + // var negHalfPI = -0.5 * Math.PI; + var datasetStartAngle = opts.startAngle; + var distance = arc.hidden ? 0 : scale.getDistanceFromCenterForValue(dataset.data[index]); + var startAngle = me._starts[index]; + var endAngle = startAngle + (arc.hidden ? 0 : me._angles[index]); + + var resetRadius = animationOpts.animateScale ? 0 : scale.getDistanceFromCenterForValue(dataset.data[index]); + + helpers.extend(arc, { + // Utility + _datasetIndex: me.index, + _index: index, + _scale: scale, + + // Desired view properties + _model: { + x: centerX, + y: centerY, + innerRadius: 0, + outerRadius: reset ? resetRadius : distance, + startAngle: reset && animationOpts.animateRotate ? datasetStartAngle : startAngle, + endAngle: reset && animationOpts.animateRotate ? datasetStartAngle : endAngle, + label: helpers.valueAtIndexOrDefault(labels, index, labels[index]) + } + }); + + // Apply border and fill style + var elementOpts = this.chart.options.elements.arc; + var custom = arc.custom || {}; + var valueOrDefault = helpers.valueAtIndexOrDefault; + var model = arc._model; + + model.backgroundColor = custom.backgroundColor ? custom.backgroundColor : valueOrDefault(dataset.backgroundColor, index, elementOpts.backgroundColor); + model.borderColor = custom.borderColor ? custom.borderColor : valueOrDefault(dataset.borderColor, index, elementOpts.borderColor); + model.borderWidth = custom.borderWidth ? custom.borderWidth : valueOrDefault(dataset.borderWidth, index, elementOpts.borderWidth); + + arc.pivot(); + }, + + countVisibleElements: function() { + var dataset = this.getDataset(); + var meta = this.getMeta(); + var count = 0; + + helpers.each(meta.data, function(element, index) { + if (!isNaN(dataset.data[index]) && !element.hidden) { + count++; + } + }); + + return count; + }, + + /** + * @private + */ + _computeAngle: function(index) { + var me = this; + var count = this.getMeta().count; + var dataset = me.getDataset(); + var meta = me.getMeta(); + + if (isNaN(dataset.data[index]) || meta.data[index].hidden) { + return 0; + } + + // Scriptable options + var context = { + chart: me.chart, + dataIndex: index, + dataset: dataset, + datasetIndex: me.index + }; + + return helpers.options.resolve([ + me.chart.options.elements.arc.angle, + (2 * Math.PI) / count + ], context, index); + } + }); +}; + +},{"26":26,"41":41,"46":46}],20:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var elements = require(41); +var helpers = require(46); + +defaults._set('radar', { + scale: { + type: 'radialLinear' + }, + elements: { + line: { + tension: 0 // no bezier in radar + } + } +}); + +module.exports = function(Chart) { + + Chart.controllers.radar = Chart.DatasetController.extend({ + + datasetElementType: elements.Line, + + dataElementType: elements.Point, + + linkScales: helpers.noop, + + update: function(reset) { + var me = this; + var meta = me.getMeta(); + var line = meta.dataset; + var points = meta.data; + var custom = line.custom || {}; + var dataset = me.getDataset(); + var lineElementOptions = me.chart.options.elements.line; + var scale = me.chart.scale; + + // Compatibility: If the properties are defined with only the old name, use those values + if ((dataset.tension !== undefined) && (dataset.lineTension === undefined)) { + dataset.lineTension = dataset.tension; + } + + helpers.extend(meta.dataset, { + // Utility + _datasetIndex: me.index, + _scale: scale, + // Data + _children: points, + _loop: true, + // Model + _model: { + // Appearance + tension: custom.tension ? custom.tension : helpers.valueOrDefault(dataset.lineTension, lineElementOptions.tension), + backgroundColor: custom.backgroundColor ? custom.backgroundColor : (dataset.backgroundColor || lineElementOptions.backgroundColor), + borderWidth: custom.borderWidth ? custom.borderWidth : (dataset.borderWidth || lineElementOptions.borderWidth), + borderColor: custom.borderColor ? custom.borderColor : (dataset.borderColor || lineElementOptions.borderColor), + fill: custom.fill ? custom.fill : (dataset.fill !== undefined ? dataset.fill : lineElementOptions.fill), + borderCapStyle: custom.borderCapStyle ? custom.borderCapStyle : (dataset.borderCapStyle || lineElementOptions.borderCapStyle), + borderDash: custom.borderDash ? custom.borderDash : (dataset.borderDash || lineElementOptions.borderDash), + borderDashOffset: custom.borderDashOffset ? custom.borderDashOffset : (dataset.borderDashOffset || lineElementOptions.borderDashOffset), + borderJoinStyle: custom.borderJoinStyle ? custom.borderJoinStyle : (dataset.borderJoinStyle || lineElementOptions.borderJoinStyle), + } + }); + + meta.dataset.pivot(); + + // Update Points + helpers.each(points, function(point, index) { + me.updateElement(point, index, reset); + }, me); + + // Update bezier control points + me.updateBezierControlPoints(); + }, + updateElement: function(point, index, reset) { + var me = this; + var custom = point.custom || {}; + var dataset = me.getDataset(); + var scale = me.chart.scale; + var pointElementOptions = me.chart.options.elements.point; + var pointPosition = scale.getPointPositionForValue(index, dataset.data[index]); + + // Compatibility: If the properties are defined with only the old name, use those values + if ((dataset.radius !== undefined) && (dataset.pointRadius === undefined)) { + dataset.pointRadius = dataset.radius; + } + if ((dataset.hitRadius !== undefined) && (dataset.pointHitRadius === undefined)) { + dataset.pointHitRadius = dataset.hitRadius; + } + + helpers.extend(point, { + // Utility + _datasetIndex: me.index, + _index: index, + _scale: scale, + + // Desired view properties + _model: { + x: reset ? scale.xCenter : pointPosition.x, // value not used in dataset scale, but we want a consistent API between scales + y: reset ? scale.yCenter : pointPosition.y, + + // Appearance + tension: custom.tension ? custom.tension : helpers.valueOrDefault(dataset.lineTension, me.chart.options.elements.line.tension), + radius: custom.radius ? custom.radius : helpers.valueAtIndexOrDefault(dataset.pointRadius, index, pointElementOptions.radius), + backgroundColor: custom.backgroundColor ? custom.backgroundColor : helpers.valueAtIndexOrDefault(dataset.pointBackgroundColor, index, pointElementOptions.backgroundColor), + borderColor: custom.borderColor ? custom.borderColor : helpers.valueAtIndexOrDefault(dataset.pointBorderColor, index, pointElementOptions.borderColor), + borderWidth: custom.borderWidth ? custom.borderWidth : helpers.valueAtIndexOrDefault(dataset.pointBorderWidth, index, pointElementOptions.borderWidth), + pointStyle: custom.pointStyle ? custom.pointStyle : helpers.valueAtIndexOrDefault(dataset.pointStyle, index, pointElementOptions.pointStyle), + rotation: custom.rotation ? custom.rotation : helpers.valueAtIndexOrDefault(dataset.pointRotation, index, pointElementOptions.rotation), + + // Tooltip + hitRadius: custom.hitRadius ? custom.hitRadius : helpers.valueAtIndexOrDefault(dataset.pointHitRadius, index, pointElementOptions.hitRadius) + } + }); + + point._model.skip = custom.skip ? custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); + }, + updateBezierControlPoints: function() { + var chartArea = this.chart.chartArea; + var meta = this.getMeta(); + + helpers.each(meta.data, function(point, index) { + var model = point._model; + var controlPoints = helpers.splineCurve( + helpers.previousItem(meta.data, index, true)._model, + model, + helpers.nextItem(meta.data, index, true)._model, + model.tension + ); + + // Prevent the bezier going outside of the bounds of the graph + model.controlPointPreviousX = Math.max(Math.min(controlPoints.previous.x, chartArea.right), chartArea.left); + model.controlPointPreviousY = Math.max(Math.min(controlPoints.previous.y, chartArea.bottom), chartArea.top); + + model.controlPointNextX = Math.max(Math.min(controlPoints.next.x, chartArea.right), chartArea.left); + model.controlPointNextY = Math.max(Math.min(controlPoints.next.y, chartArea.bottom), chartArea.top); + + // Now pivot the point for animation + point.pivot(); + }); + }, + + setHoverStyle: function(point) { + // Point + var dataset = this.chart.data.datasets[point._datasetIndex]; + var custom = point.custom || {}; + var index = point._index; + var model = point._model; + + point.$previousStyle = { + backgroundColor: model.backgroundColor, + borderColor: model.borderColor, + borderWidth: model.borderWidth, + radius: model.radius + }; + + model.radius = custom.hoverRadius ? custom.hoverRadius : helpers.valueAtIndexOrDefault(dataset.pointHoverRadius, index, this.chart.options.elements.point.hoverRadius); + model.backgroundColor = custom.hoverBackgroundColor ? custom.hoverBackgroundColor : helpers.valueAtIndexOrDefault(dataset.pointHoverBackgroundColor, index, helpers.getHoverColor(model.backgroundColor)); + model.borderColor = custom.hoverBorderColor ? custom.hoverBorderColor : helpers.valueAtIndexOrDefault(dataset.pointHoverBorderColor, index, helpers.getHoverColor(model.borderColor)); + model.borderWidth = custom.hoverBorderWidth ? custom.hoverBorderWidth : helpers.valueAtIndexOrDefault(dataset.pointHoverBorderWidth, index, model.borderWidth); + }, + }); +}; + +},{"26":26,"41":41,"46":46}],21:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); + +defaults._set('scatter', { + hover: { + mode: 'single' + }, + + scales: { + xAxes: [{ + id: 'x-axis-1', // need an ID so datasets can reference the scale + type: 'linear', // scatter should not use a category axis + position: 'bottom' + }], + yAxes: [{ + id: 'y-axis-1', + type: 'linear', + position: 'left' + }] + }, + + showLines: false, + + tooltips: { + callbacks: { + title: function() { + return ''; // doesn't make sense for scatter since data are formatted as a point + }, + label: function(item) { + return '(' + item.xLabel + ', ' + item.yLabel + ')'; + } + } + } +}); + +module.exports = function(Chart) { + + // Scatter charts use line controllers + Chart.controllers.scatter = Chart.controllers.line; + +}; + +},{"26":26}],22:[function(require,module,exports){ +'use strict'; + +var Element = require(27); + +var exports = module.exports = Element.extend({ + chart: null, // the animation associated chart instance + currentStep: 0, // the current animation step + numSteps: 60, // default number of steps + easing: '', // the easing to use for this animation + render: null, // render function used by the animation service + + onAnimationProgress: null, // user specified callback to fire on each step of the animation + onAnimationComplete: null, // user specified callback to fire when the animation finishes +}); + +// DEPRECATIONS + +/** + * Provided for backward compatibility, use Chart.Animation instead + * @prop Chart.Animation#animationObject + * @deprecated since version 2.6.0 + * @todo remove at version 3 + */ +Object.defineProperty(exports.prototype, 'animationObject', { + get: function() { + return this; + } +}); + +/** + * Provided for backward compatibility, use Chart.Animation#chart instead + * @prop Chart.Animation#chartInstance + * @deprecated since version 2.6.0 + * @todo remove at version 3 + */ +Object.defineProperty(exports.prototype, 'chartInstance', { + get: function() { + return this.chart; + }, + set: function(value) { + this.chart = value; + } +}); + +},{"27":27}],23:[function(require,module,exports){ +/* global window: false */ +'use strict'; + +var defaults = require(26); +var helpers = require(46); + +defaults._set('global', { + animation: { + duration: 1000, + easing: 'easeOutQuart', + onProgress: helpers.noop, + onComplete: helpers.noop + } +}); + +module.exports = { + frameDuration: 17, + animations: [], + dropFrames: 0, + request: null, + + /** + * @param {Chart} chart - The chart to animate. + * @param {Chart.Animation} animation - The animation that we will animate. + * @param {Number} duration - The animation duration in ms. + * @param {Boolean} lazy - if true, the chart is not marked as animating to enable more responsive interactions + */ + addAnimation: function(chart, animation, duration, lazy) { + var animations = this.animations; + var i, ilen; + + animation.chart = chart; + + if (!lazy) { + chart.animating = true; + } + + for (i = 0, ilen = animations.length; i < ilen; ++i) { + if (animations[i].chart === chart) { + animations[i] = animation; + return; + } + } + + animations.push(animation); + + // If there are no animations queued, manually kickstart a digest, for lack of a better word + if (animations.length === 1) { + this.requestAnimationFrame(); + } + }, + + cancelAnimation: function(chart) { + var index = helpers.findIndex(this.animations, function(animation) { + return animation.chart === chart; + }); + + if (index !== -1) { + this.animations.splice(index, 1); + chart.animating = false; + } + }, + + requestAnimationFrame: function() { + var me = this; + if (me.request === null) { + // Skip animation frame requests until the active one is executed. + // This can happen when processing mouse events, e.g. 'mousemove' + // and 'mouseout' events will trigger multiple renders. + me.request = helpers.requestAnimFrame.call(window, function() { + me.request = null; + me.startDigest(); + }); + } + }, + + /** + * @private + */ + startDigest: function() { + var me = this; + var startTime = Date.now(); + var framesToDrop = 0; + + if (me.dropFrames > 1) { + framesToDrop = Math.floor(me.dropFrames); + me.dropFrames = me.dropFrames % 1; + } + + me.advance(1 + framesToDrop); + + var endTime = Date.now(); + + me.dropFrames += (endTime - startTime) / me.frameDuration; + + // Do we have more stuff to animate? + if (me.animations.length > 0) { + me.requestAnimationFrame(); + } + }, + + /** + * @private + */ + advance: function(count) { + var animations = this.animations; + var animation, chart; + var i = 0; + + while (i < animations.length) { + animation = animations[i]; + chart = animation.chart; + + animation.currentStep = (animation.currentStep || 0) + count; + animation.currentStep = Math.min(animation.currentStep, animation.numSteps); + + helpers.callback(animation.render, [chart, animation], chart); + helpers.callback(animation.onAnimationProgress, [animation], chart); + + if (animation.currentStep >= animation.numSteps) { + helpers.callback(animation.onAnimationComplete, [animation], chart); + chart.animating = false; + animations.splice(i, 1); + } else { + ++i; + } + } + } +}; + +},{"26":26,"46":46}],24:[function(require,module,exports){ +'use strict'; + +var Animation = require(22); +var animations = require(23); +var defaults = require(26); +var helpers = require(46); +var Interaction = require(29); +var layouts = require(31); +var platform = require(49); +var plugins = require(32); +var scaleService = require(34); +var Tooltip = require(36); + +module.exports = function(Chart) { + + // Create a dictionary of chart types, to allow for extension of existing types + Chart.types = {}; + + // Store a reference to each instance - allowing us to globally resize chart instances on window resize. + // Destroy method on the chart will remove the instance of the chart from this reference. + Chart.instances = {}; + + // Controllers available for dataset visualization eg. bar, line, slice, etc. + Chart.controllers = {}; + + /** + * Initializes the given config with global and chart default values. + */ + function initConfig(config) { + config = config || {}; + + // Do NOT use configMerge() for the data object because this method merges arrays + // and so would change references to labels and datasets, preventing data updates. + var data = config.data = config.data || {}; + data.datasets = data.datasets || []; + data.labels = data.labels || []; + + config.options = helpers.configMerge( + defaults.global, + defaults[config.type], + config.options || {}); + + return config; + } + + /** + * Updates the config of the chart + * @param chart {Chart} chart to update the options for + */ + function updateConfig(chart) { + var newOptions = chart.options; + + helpers.each(chart.scales, function(scale) { + layouts.removeBox(chart, scale); + }); + + newOptions = helpers.configMerge( + Chart.defaults.global, + Chart.defaults[chart.config.type], + newOptions); + + chart.options = chart.config.options = newOptions; + chart.ensureScalesHaveIDs(); + chart.buildOrUpdateScales(); + // Tooltip + chart.tooltip._options = newOptions.tooltips; + chart.tooltip.initialize(); + } + + function positionIsHorizontal(position) { + return position === 'top' || position === 'bottom'; + } + + helpers.extend(Chart.prototype, /** @lends Chart */ { + /** + * @private + */ + construct: function(item, config) { + var me = this; + + config = initConfig(config); + + var context = platform.acquireContext(item, config); + var canvas = context && context.canvas; + var height = canvas && canvas.height; + var width = canvas && canvas.width; + + me.id = helpers.uid(); + me.ctx = context; + me.canvas = canvas; + me.config = config; + me.width = width; + me.height = height; + me.aspectRatio = height ? width / height : null; + me.options = config.options; + me._bufferedRender = false; + + /** + * Provided for backward compatibility, Chart and Chart.Controller have been merged, + * the "instance" still need to be defined since it might be called from plugins. + * @prop Chart#chart + * @deprecated since version 2.6.0 + * @todo remove at version 3 + * @private + */ + me.chart = me; + me.controller = me; // chart.chart.controller #inception + + // Add the chart instance to the global namespace + Chart.instances[me.id] = me; + + // Define alias to the config data: `chart.data === chart.config.data` + Object.defineProperty(me, 'data', { + get: function() { + return me.config.data; + }, + set: function(value) { + me.config.data = value; + } + }); + + if (!context || !canvas) { + // The given item is not a compatible context2d element, let's return before finalizing + // the chart initialization but after setting basic chart / controller properties that + // can help to figure out that the chart is not valid (e.g chart.canvas !== null); + // https://github.com/chartjs/Chart.js/issues/2807 + console.error("Failed to create chart: can't acquire context from the given item"); + return; + } + + me.initialize(); + me.update(); + }, + + /** + * @private + */ + initialize: function() { + var me = this; + + // Before init plugin notification + plugins.notify(me, 'beforeInit'); + + helpers.retinaScale(me, me.options.devicePixelRatio); + + me.bindEvents(); + + if (me.options.responsive) { + // Initial resize before chart draws (must be silent to preserve initial animations). + me.resize(true); + } + + // Make sure scales have IDs and are built before we build any controllers. + me.ensureScalesHaveIDs(); + me.buildOrUpdateScales(); + me.initToolTip(); + + // After init plugin notification + plugins.notify(me, 'afterInit'); + + return me; + }, + + clear: function() { + helpers.canvas.clear(this); + return this; + }, + + stop: function() { + // Stops any current animation loop occurring + animations.cancelAnimation(this); + return this; + }, + + resize: function(silent) { + var me = this; + var options = me.options; + var canvas = me.canvas; + var aspectRatio = (options.maintainAspectRatio && me.aspectRatio) || null; + + // the canvas render width and height will be casted to integers so make sure that + // the canvas display style uses the same integer values to avoid blurring effect. + + // Set to 0 instead of canvas.size because the size defaults to 300x150 if the element is collapsed + var newWidth = Math.max(0, Math.floor(helpers.getMaximumWidth(canvas))); + var newHeight = Math.max(0, Math.floor(aspectRatio ? newWidth / aspectRatio : helpers.getMaximumHeight(canvas))); + + if (me.width === newWidth && me.height === newHeight) { + return; + } + + canvas.width = me.width = newWidth; + canvas.height = me.height = newHeight; + canvas.style.width = newWidth + 'px'; + canvas.style.height = newHeight + 'px'; + + helpers.retinaScale(me, options.devicePixelRatio); + + if (!silent) { + // Notify any plugins about the resize + var newSize = {width: newWidth, height: newHeight}; + plugins.notify(me, 'resize', [newSize]); + + // Notify of resize + if (me.options.onResize) { + me.options.onResize(me, newSize); + } + + me.stop(); + me.update({ + duration: me.options.responsiveAnimationDuration + }); + } + }, + + ensureScalesHaveIDs: function() { + var options = this.options; + var scalesOptions = options.scales || {}; + var scaleOptions = options.scale; + + helpers.each(scalesOptions.xAxes, function(xAxisOptions, index) { + xAxisOptions.id = xAxisOptions.id || ('x-axis-' + index); + }); + + helpers.each(scalesOptions.yAxes, function(yAxisOptions, index) { + yAxisOptions.id = yAxisOptions.id || ('y-axis-' + index); + }); + + if (scaleOptions) { + scaleOptions.id = scaleOptions.id || 'scale'; + } + }, + + /** + * Builds a map of scale ID to scale object for future lookup. + */ + buildOrUpdateScales: function() { + var me = this; + var options = me.options; + var scales = me.scales || {}; + var items = []; + var updated = Object.keys(scales).reduce(function(obj, id) { + obj[id] = false; + return obj; + }, {}); + + if (options.scales) { + items = items.concat( + (options.scales.xAxes || []).map(function(xAxisOptions) { + return {options: xAxisOptions, dtype: 'category', dposition: 'bottom'}; + }), + (options.scales.yAxes || []).map(function(yAxisOptions) { + return {options: yAxisOptions, dtype: 'linear', dposition: 'left'}; + }) + ); + } + + if (options.scale) { + items.push({ + options: options.scale, + dtype: 'radialLinear', + isDefault: true, + dposition: 'chartArea' + }); + } + + helpers.each(items, function(item) { + var scaleOptions = item.options; + var id = scaleOptions.id; + var scaleType = helpers.valueOrDefault(scaleOptions.type, item.dtype); + + if (positionIsHorizontal(scaleOptions.position) !== positionIsHorizontal(item.dposition)) { + scaleOptions.position = item.dposition; + } + + updated[id] = true; + var scale = null; + if (id in scales && scales[id].type === scaleType) { + scale = scales[id]; + scale.options = scaleOptions; + scale.ctx = me.ctx; + scale.chart = me; + } else { + var scaleClass = scaleService.getScaleConstructor(scaleType); + if (!scaleClass) { + return; + } + scale = new scaleClass({ + id: id, + type: scaleType, + options: scaleOptions, + ctx: me.ctx, + chart: me + }); + scales[scale.id] = scale; + } + + scale.mergeTicksOptions(); + + // TODO(SB): I think we should be able to remove this custom case (options.scale) + // and consider it as a regular scale part of the "scales"" map only! This would + // make the logic easier and remove some useless? custom code. + if (item.isDefault) { + me.scale = scale; + } + }); + // clear up discarded scales + helpers.each(updated, function(hasUpdated, id) { + if (!hasUpdated) { + delete scales[id]; + } + }); + + me.scales = scales; + + scaleService.addScalesToLayout(this); + }, + + buildOrUpdateControllers: function() { + var me = this; + var types = []; + var newControllers = []; + + helpers.each(me.data.datasets, function(dataset, datasetIndex) { + var meta = me.getDatasetMeta(datasetIndex); + var type = dataset.type || me.config.type; + + if (meta.type && meta.type !== type) { + me.destroyDatasetMeta(datasetIndex); + meta = me.getDatasetMeta(datasetIndex); + } + meta.type = type; + + types.push(meta.type); + + if (meta.controller) { + meta.controller.updateIndex(datasetIndex); + meta.controller.linkScales(); + } else { + var ControllerClass = Chart.controllers[meta.type]; + if (ControllerClass === undefined) { + throw new Error('"' + meta.type + '" is not a chart type.'); + } + + meta.controller = new ControllerClass(me, datasetIndex); + newControllers.push(meta.controller); + } + }, me); + + return newControllers; + }, + + /** + * Reset the elements of all datasets + * @private + */ + resetElements: function() { + var me = this; + helpers.each(me.data.datasets, function(dataset, datasetIndex) { + me.getDatasetMeta(datasetIndex).controller.reset(); + }, me); + }, + + /** + * Resets the chart back to it's state before the initial animation + */ + reset: function() { + this.resetElements(); + this.tooltip.initialize(); + }, + + update: function(config) { + var me = this; + + if (!config || typeof config !== 'object') { + // backwards compatibility + config = { + duration: config, + lazy: arguments[1] + }; + } + + updateConfig(me); + + // plugins options references might have change, let's invalidate the cache + // https://github.com/chartjs/Chart.js/issues/5111#issuecomment-355934167 + plugins._invalidate(me); + + if (plugins.notify(me, 'beforeUpdate') === false) { + return; + } + + // In case the entire data object changed + me.tooltip._data = me.data; + + // Make sure dataset controllers are updated and new controllers are reset + var newControllers = me.buildOrUpdateControllers(); + + // Make sure all dataset controllers have correct meta data counts + helpers.each(me.data.datasets, function(dataset, datasetIndex) { + me.getDatasetMeta(datasetIndex).controller.buildOrUpdateElements(); + }, me); + + me.updateLayout(); + + // Can only reset the new controllers after the scales have been updated + if (me.options.animation && me.options.animation.duration) { + helpers.each(newControllers, function(controller) { + controller.reset(); + }); + } + + me.updateDatasets(); + + // Need to reset tooltip in case it is displayed with elements that are removed + // after update. + me.tooltip.initialize(); + + // Last active contains items that were previously in the tooltip. + // When we reset the tooltip, we need to clear it + me.lastActive = []; + + // Do this before render so that any plugins that need final scale updates can use it + plugins.notify(me, 'afterUpdate'); + + if (me._bufferedRender) { + me._bufferedRequest = { + duration: config.duration, + easing: config.easing, + lazy: config.lazy + }; + } else { + me.render(config); + } + }, + + /** + * Updates the chart layout unless a plugin returns `false` to the `beforeLayout` + * hook, in which case, plugins will not be called on `afterLayout`. + * @private + */ + updateLayout: function() { + var me = this; + + if (plugins.notify(me, 'beforeLayout') === false) { + return; + } + + layouts.update(this, this.width, this.height); + + /** + * Provided for backward compatibility, use `afterLayout` instead. + * @method IPlugin#afterScaleUpdate + * @deprecated since version 2.5.0 + * @todo remove at version 3 + * @private + */ + plugins.notify(me, 'afterScaleUpdate'); + plugins.notify(me, 'afterLayout'); + }, + + /** + * Updates all datasets unless a plugin returns `false` to the `beforeDatasetsUpdate` + * hook, in which case, plugins will not be called on `afterDatasetsUpdate`. + * @private + */ + updateDatasets: function() { + var me = this; + + if (plugins.notify(me, 'beforeDatasetsUpdate') === false) { + return; + } + + for (var i = 0, ilen = me.data.datasets.length; i < ilen; ++i) { + me.updateDataset(i); + } + + plugins.notify(me, 'afterDatasetsUpdate'); + }, + + /** + * Updates dataset at index unless a plugin returns `false` to the `beforeDatasetUpdate` + * hook, in which case, plugins will not be called on `afterDatasetUpdate`. + * @private + */ + updateDataset: function(index) { + var me = this; + var meta = me.getDatasetMeta(index); + var args = { + meta: meta, + index: index + }; + + if (plugins.notify(me, 'beforeDatasetUpdate', [args]) === false) { + return; + } + + meta.controller.update(); + + plugins.notify(me, 'afterDatasetUpdate', [args]); + }, + + render: function(config) { + var me = this; + + if (!config || typeof config !== 'object') { + // backwards compatibility + config = { + duration: config, + lazy: arguments[1] + }; + } + + var duration = config.duration; + var lazy = config.lazy; + + if (plugins.notify(me, 'beforeRender') === false) { + return; + } + + var animationOptions = me.options.animation; + var onComplete = function(animation) { + plugins.notify(me, 'afterRender'); + helpers.callback(animationOptions && animationOptions.onComplete, [animation], me); + }; + + if (animationOptions && ((typeof duration !== 'undefined' && duration !== 0) || (typeof duration === 'undefined' && animationOptions.duration !== 0))) { + var animation = new Animation({ + numSteps: (duration || animationOptions.duration) / 16.66, // 60 fps + easing: config.easing || animationOptions.easing, + + render: function(chart, animationObject) { + var easingFunction = helpers.easing.effects[animationObject.easing]; + var currentStep = animationObject.currentStep; + var stepDecimal = currentStep / animationObject.numSteps; + + chart.draw(easingFunction(stepDecimal), stepDecimal, currentStep); + }, + + onAnimationProgress: animationOptions.onProgress, + onAnimationComplete: onComplete + }); + + animations.addAnimation(me, animation, duration, lazy); + } else { + me.draw(); + + // See https://github.com/chartjs/Chart.js/issues/3781 + onComplete(new Animation({numSteps: 0, chart: me})); + } + + return me; + }, + + draw: function(easingValue) { + var me = this; + + me.clear(); + + if (helpers.isNullOrUndef(easingValue)) { + easingValue = 1; + } + + me.transition(easingValue); + + if (me.width <= 0 || me.height <= 0) { + return; + } + + if (plugins.notify(me, 'beforeDraw', [easingValue]) === false) { + return; + } + + // Draw all the scales + helpers.each(me.boxes, function(box) { + box.draw(me.chartArea); + }, me); + + if (me.scale) { + me.scale.draw(); + } + + me.drawDatasets(easingValue); + me._drawTooltip(easingValue); + + plugins.notify(me, 'afterDraw', [easingValue]); + }, + + /** + * @private + */ + transition: function(easingValue) { + var me = this; + + for (var i = 0, ilen = (me.data.datasets || []).length; i < ilen; ++i) { + if (me.isDatasetVisible(i)) { + me.getDatasetMeta(i).controller.transition(easingValue); + } + } + + me.tooltip.transition(easingValue); + }, + + /** + * Draws all datasets unless a plugin returns `false` to the `beforeDatasetsDraw` + * hook, in which case, plugins will not be called on `afterDatasetsDraw`. + * @private + */ + drawDatasets: function(easingValue) { + var me = this; + + if (plugins.notify(me, 'beforeDatasetsDraw', [easingValue]) === false) { + return; + } + + // Draw datasets reversed to support proper line stacking + for (var i = (me.data.datasets || []).length - 1; i >= 0; --i) { + if (me.isDatasetVisible(i)) { + me.drawDataset(i, easingValue); + } + } + + plugins.notify(me, 'afterDatasetsDraw', [easingValue]); + }, + + /** + * Draws dataset at index unless a plugin returns `false` to the `beforeDatasetDraw` + * hook, in which case, plugins will not be called on `afterDatasetDraw`. + * @private + */ + drawDataset: function(index, easingValue) { + var me = this; + var meta = me.getDatasetMeta(index); + var args = { + meta: meta, + index: index, + easingValue: easingValue + }; + + if (plugins.notify(me, 'beforeDatasetDraw', [args]) === false) { + return; + } + + meta.controller.draw(easingValue); + + plugins.notify(me, 'afterDatasetDraw', [args]); + }, + + /** + * Draws tooltip unless a plugin returns `false` to the `beforeTooltipDraw` + * hook, in which case, plugins will not be called on `afterTooltipDraw`. + * @private + */ + _drawTooltip: function(easingValue) { + var me = this; + var tooltip = me.tooltip; + var args = { + tooltip: tooltip, + easingValue: easingValue + }; + + if (plugins.notify(me, 'beforeTooltipDraw', [args]) === false) { + return; + } + + tooltip.draw(); + + plugins.notify(me, 'afterTooltipDraw', [args]); + }, + + // Get the single element that was clicked on + // @return : An object containing the dataset index and element index of the matching element. Also contains the rectangle that was draw + getElementAtEvent: function(e) { + return Interaction.modes.single(this, e); + }, + + getElementsAtEvent: function(e) { + return Interaction.modes.label(this, e, {intersect: true}); + }, + + getElementsAtXAxis: function(e) { + return Interaction.modes['x-axis'](this, e, {intersect: true}); + }, + + getElementsAtEventForMode: function(e, mode, options) { + var method = Interaction.modes[mode]; + if (typeof method === 'function') { + return method(this, e, options); + } + + return []; + }, + + getDatasetAtEvent: function(e) { + return Interaction.modes.dataset(this, e, {intersect: true}); + }, + + getDatasetMeta: function(datasetIndex) { + var me = this; + var dataset = me.data.datasets[datasetIndex]; + if (!dataset._meta) { + dataset._meta = {}; + } + + var meta = dataset._meta[me.id]; + if (!meta) { + meta = dataset._meta[me.id] = { + type: null, + data: [], + dataset: null, + controller: null, + hidden: null, // See isDatasetVisible() comment + xAxisID: null, + yAxisID: null + }; + } + + return meta; + }, + + getVisibleDatasetCount: function() { + var count = 0; + for (var i = 0, ilen = this.data.datasets.length; i < ilen; ++i) { + if (this.isDatasetVisible(i)) { + count++; + } + } + return count; + }, + + isDatasetVisible: function(datasetIndex) { + var meta = this.getDatasetMeta(datasetIndex); + + // meta.hidden is a per chart dataset hidden flag override with 3 states: if true or false, + // the dataset.hidden value is ignored, else if null, the dataset hidden state is returned. + return typeof meta.hidden === 'boolean' ? !meta.hidden : !this.data.datasets[datasetIndex].hidden; + }, + + generateLegend: function() { + return this.options.legendCallback(this); + }, + + /** + * @private + */ + destroyDatasetMeta: function(datasetIndex) { + var id = this.id; + var dataset = this.data.datasets[datasetIndex]; + var meta = dataset._meta && dataset._meta[id]; + + if (meta) { + meta.controller.destroy(); + delete dataset._meta[id]; + } + }, + + destroy: function() { + var me = this; + var canvas = me.canvas; + var i, ilen; + + me.stop(); + + // dataset controllers need to cleanup associated data + for (i = 0, ilen = me.data.datasets.length; i < ilen; ++i) { + me.destroyDatasetMeta(i); + } + + if (canvas) { + me.unbindEvents(); + helpers.canvas.clear(me); + platform.releaseContext(me.ctx); + me.canvas = null; + me.ctx = null; + } + + plugins.notify(me, 'destroy'); + + delete Chart.instances[me.id]; + }, + + toBase64Image: function() { + return this.canvas.toDataURL.apply(this.canvas, arguments); + }, + + initToolTip: function() { + var me = this; + me.tooltip = new Tooltip({ + _chart: me, + _chartInstance: me, // deprecated, backward compatibility + _data: me.data, + _options: me.options.tooltips + }, me); + }, + + /** + * @private + */ + bindEvents: function() { + var me = this; + var listeners = me._listeners = {}; + var listener = function() { + me.eventHandler.apply(me, arguments); + }; + + helpers.each(me.options.events, function(type) { + platform.addEventListener(me, type, listener); + listeners[type] = listener; + }); + + // Elements used to detect size change should not be injected for non responsive charts. + // See https://github.com/chartjs/Chart.js/issues/2210 + if (me.options.responsive) { + listener = function() { + me.resize(); + }; + + platform.addEventListener(me, 'resize', listener); + listeners.resize = listener; + } + }, + + /** + * @private + */ + unbindEvents: function() { + var me = this; + var listeners = me._listeners; + if (!listeners) { + return; + } + + delete me._listeners; + helpers.each(listeners, function(listener, type) { + platform.removeEventListener(me, type, listener); + }); + }, + + updateHoverStyle: function(elements, mode, enabled) { + var method = enabled ? 'setHoverStyle' : 'removeHoverStyle'; + var element, i, ilen; + + for (i = 0, ilen = elements.length; i < ilen; ++i) { + element = elements[i]; + if (element) { + this.getDatasetMeta(element._datasetIndex).controller[method](element); + } + } + }, + + /** + * @private + */ + eventHandler: function(e) { + var me = this; + var tooltip = me.tooltip; + + if (plugins.notify(me, 'beforeEvent', [e]) === false) { + return; + } + + // Buffer any update calls so that renders do not occur + me._bufferedRender = true; + me._bufferedRequest = null; + + var changed = me.handleEvent(e); + // for smooth tooltip animations issue #4989 + // the tooltip should be the source of change + // Animation check workaround: + // tooltip._start will be null when tooltip isn't animating + if (tooltip) { + changed = tooltip._start + ? tooltip.handleEvent(e) + : changed | tooltip.handleEvent(e); + } + + plugins.notify(me, 'afterEvent', [e]); + + var bufferedRequest = me._bufferedRequest; + if (bufferedRequest) { + // If we have an update that was triggered, we need to do a normal render + me.render(bufferedRequest); + } else if (changed && !me.animating) { + // If entering, leaving, or changing elements, animate the change via pivot + me.stop(); + + // We only need to render at this point. Updating will cause scales to be + // recomputed generating flicker & using more memory than necessary. + me.render({ + duration: me.options.hover.animationDuration, + lazy: true + }); + } + + me._bufferedRender = false; + me._bufferedRequest = null; + + return me; + }, + + /** + * Handle an event + * @private + * @param {IEvent} event the event to handle + * @return {Boolean} true if the chart needs to re-render + */ + handleEvent: function(e) { + var me = this; + var options = me.options || {}; + var hoverOptions = options.hover; + var changed = false; + + me.lastActive = me.lastActive || []; + + // Find Active Elements for hover and tooltips + if (e.type === 'mouseout') { + me.active = []; + } else { + me.active = me.getElementsAtEventForMode(e, hoverOptions.mode, hoverOptions); + } + + // Invoke onHover hook + // Need to call with native event here to not break backwards compatibility + helpers.callback(options.onHover || options.hover.onHover, [e.native, me.active], me); + + if (e.type === 'mouseup' || e.type === 'click') { + if (options.onClick) { + // Use e.native here for backwards compatibility + options.onClick.call(me, e.native, me.active); + } + } + + // Remove styling for last active (even if it may still be active) + if (me.lastActive.length) { + me.updateHoverStyle(me.lastActive, hoverOptions.mode, false); + } + + // Built in hover styling + if (me.active.length && hoverOptions.mode) { + me.updateHoverStyle(me.active, hoverOptions.mode, true); + } + + changed = !helpers.arrayEquals(me.active, me.lastActive); + + // Remember Last Actives + me.lastActive = me.active; + + return changed; + } + }); + + /** + * Provided for backward compatibility, use Chart instead. + * @class Chart.Controller + * @deprecated since version 2.6.0 + * @todo remove at version 3 + * @private + */ + Chart.Controller = Chart; +}; + +},{"22":22,"23":23,"26":26,"29":29,"31":31,"32":32,"34":34,"36":36,"46":46,"49":49}],25:[function(require,module,exports){ +'use strict'; + +var helpers = require(46); + +module.exports = function(Chart) { + + var arrayEvents = ['push', 'pop', 'shift', 'splice', 'unshift']; + + /** + * Hooks the array methods that add or remove values ('push', pop', 'shift', 'splice', + * 'unshift') and notify the listener AFTER the array has been altered. Listeners are + * called on the 'onData*' callbacks (e.g. onDataPush, etc.) with same arguments. + */ + function listenArrayEvents(array, listener) { + if (array._chartjs) { + array._chartjs.listeners.push(listener); + return; + } + + Object.defineProperty(array, '_chartjs', { + configurable: true, + enumerable: false, + value: { + listeners: [listener] + } + }); + + arrayEvents.forEach(function(key) { + var method = 'onData' + key.charAt(0).toUpperCase() + key.slice(1); + var base = array[key]; + + Object.defineProperty(array, key, { + configurable: true, + enumerable: false, + value: function() { + var args = Array.prototype.slice.call(arguments); + var res = base.apply(this, args); + + helpers.each(array._chartjs.listeners, function(object) { + if (typeof object[method] === 'function') { + object[method].apply(object, args); + } + }); + + return res; + } + }); + }); + } + + /** + * Removes the given array event listener and cleanup extra attached properties (such as + * the _chartjs stub and overridden methods) if array doesn't have any more listeners. + */ + function unlistenArrayEvents(array, listener) { + var stub = array._chartjs; + if (!stub) { + return; + } + + var listeners = stub.listeners; + var index = listeners.indexOf(listener); + if (index !== -1) { + listeners.splice(index, 1); + } + + if (listeners.length > 0) { + return; + } + + arrayEvents.forEach(function(key) { + delete array[key]; + }); + + delete array._chartjs; + } + + // Base class for all dataset controllers (line, bar, etc) + Chart.DatasetController = function(chart, datasetIndex) { + this.initialize(chart, datasetIndex); + }; + + helpers.extend(Chart.DatasetController.prototype, { + + /** + * Element type used to generate a meta dataset (e.g. Chart.element.Line). + * @type {Chart.core.element} + */ + datasetElementType: null, + + /** + * Element type used to generate a meta data (e.g. Chart.element.Point). + * @type {Chart.core.element} + */ + dataElementType: null, + + initialize: function(chart, datasetIndex) { + var me = this; + me.chart = chart; + me.index = datasetIndex; + me.linkScales(); + me.addElements(); + }, + + updateIndex: function(datasetIndex) { + this.index = datasetIndex; + }, + + linkScales: function() { + var me = this; + var meta = me.getMeta(); + var dataset = me.getDataset(); + + if (meta.xAxisID === null || !(meta.xAxisID in me.chart.scales)) { + meta.xAxisID = dataset.xAxisID || me.chart.options.scales.xAxes[0].id; + } + if (meta.yAxisID === null || !(meta.yAxisID in me.chart.scales)) { + meta.yAxisID = dataset.yAxisID || me.chart.options.scales.yAxes[0].id; + } + }, + + getDataset: function() { + return this.chart.data.datasets[this.index]; + }, + + getMeta: function() { + return this.chart.getDatasetMeta(this.index); + }, + + getScaleForId: function(scaleID) { + return this.chart.scales[scaleID]; + }, + + reset: function() { + this.update(true); + }, + + /** + * @private + */ + destroy: function() { + if (this._data) { + unlistenArrayEvents(this._data, this); + } + }, + + createMetaDataset: function() { + var me = this; + var type = me.datasetElementType; + return type && new type({ + _chart: me.chart, + _datasetIndex: me.index + }); + }, + + createMetaData: function(index) { + var me = this; + var type = me.dataElementType; + return type && new type({ + _chart: me.chart, + _datasetIndex: me.index, + _index: index + }); + }, + + addElements: function() { + var me = this; + var meta = me.getMeta(); + var data = me.getDataset().data || []; + var metaData = meta.data; + var i, ilen; + + for (i = 0, ilen = data.length; i < ilen; ++i) { + metaData[i] = metaData[i] || me.createMetaData(i); + } + + meta.dataset = meta.dataset || me.createMetaDataset(); + }, + + addElementAndReset: function(index) { + var element = this.createMetaData(index); + this.getMeta().data.splice(index, 0, element); + this.updateElement(element, index, true); + }, + + buildOrUpdateElements: function() { + var me = this; + var dataset = me.getDataset(); + var data = dataset.data || (dataset.data = []); + + // In order to correctly handle data addition/deletion animation (an thus simulate + // real-time charts), we need to monitor these data modifications and synchronize + // the internal meta data accordingly. + if (me._data !== data) { + if (me._data) { + // This case happens when the user replaced the data array instance. + unlistenArrayEvents(me._data, me); + } + + listenArrayEvents(data, me); + me._data = data; + } + + // Re-sync meta data in case the user replaced the data array or if we missed + // any updates and so make sure that we handle number of datapoints changing. + me.resyncElements(); + }, + + update: helpers.noop, + + transition: function(easingValue) { + var meta = this.getMeta(); + var elements = meta.data || []; + var ilen = elements.length; + var i = 0; + + for (; i < ilen; ++i) { + elements[i].transition(easingValue); + } + + if (meta.dataset) { + meta.dataset.transition(easingValue); + } + }, + + draw: function() { + var meta = this.getMeta(); + var elements = meta.data || []; + var ilen = elements.length; + var i = 0; + + if (meta.dataset) { + meta.dataset.draw(); + } + + for (; i < ilen; ++i) { + elements[i].draw(); + } + }, + + removeHoverStyle: function(element) { + helpers.merge(element._model, element.$previousStyle || {}); + delete element.$previousStyle; + }, + + setHoverStyle: function(element) { + var dataset = this.chart.data.datasets[element._datasetIndex]; + var index = element._index; + var custom = element.custom || {}; + var valueOrDefault = helpers.valueAtIndexOrDefault; + var getHoverColor = helpers.getHoverColor; + var model = element._model; + + element.$previousStyle = { + backgroundColor: model.backgroundColor, + borderColor: model.borderColor, + borderWidth: model.borderWidth + }; + + model.backgroundColor = custom.hoverBackgroundColor ? custom.hoverBackgroundColor : valueOrDefault(dataset.hoverBackgroundColor, index, getHoverColor(model.backgroundColor)); + model.borderColor = custom.hoverBorderColor ? custom.hoverBorderColor : valueOrDefault(dataset.hoverBorderColor, index, getHoverColor(model.borderColor)); + model.borderWidth = custom.hoverBorderWidth ? custom.hoverBorderWidth : valueOrDefault(dataset.hoverBorderWidth, index, model.borderWidth); + }, + + /** + * @private + */ + resyncElements: function() { + var me = this; + var meta = me.getMeta(); + var data = me.getDataset().data; + var numMeta = meta.data.length; + var numData = data.length; + + if (numData < numMeta) { + meta.data.splice(numData, numMeta - numData); + } else if (numData > numMeta) { + me.insertElements(numMeta, numData - numMeta); + } + }, + + /** + * @private + */ + insertElements: function(start, count) { + for (var i = 0; i < count; ++i) { + this.addElementAndReset(start + i); + } + }, + + /** + * @private + */ + onDataPush: function() { + this.insertElements(this.getDataset().data.length - 1, arguments.length); + }, + + /** + * @private + */ + onDataPop: function() { + this.getMeta().data.pop(); + }, + + /** + * @private + */ + onDataShift: function() { + this.getMeta().data.shift(); + }, + + /** + * @private + */ + onDataSplice: function(start, count) { + this.getMeta().data.splice(start, count); + this.insertElements(start, arguments.length - 2); + }, + + /** + * @private + */ + onDataUnshift: function() { + this.insertElements(0, arguments.length); + } + }); + + Chart.DatasetController.extend = helpers.inherits; +}; + +},{"46":46}],26:[function(require,module,exports){ +'use strict'; + +var helpers = require(46); + +module.exports = { + /** + * @private + */ + _set: function(scope, values) { + return helpers.merge(this[scope] || (this[scope] = {}), values); + } +}; + +},{"46":46}],27:[function(require,module,exports){ +'use strict'; + +var color = require(2); +var helpers = require(46); + +function interpolate(start, view, model, ease) { + var keys = Object.keys(model); + var i, ilen, key, actual, origin, target, type, c0, c1; + + for (i = 0, ilen = keys.length; i < ilen; ++i) { + key = keys[i]; + + target = model[key]; + + // if a value is added to the model after pivot() has been called, the view + // doesn't contain it, so let's initialize the view to the target value. + if (!view.hasOwnProperty(key)) { + view[key] = target; + } + + actual = view[key]; + + if (actual === target || key[0] === '_') { + continue; + } + + if (!start.hasOwnProperty(key)) { + start[key] = actual; + } + + origin = start[key]; + + type = typeof target; + + if (type === typeof origin) { + if (type === 'string') { + c0 = color(origin); + if (c0.valid) { + c1 = color(target); + if (c1.valid) { + view[key] = c1.mix(c0, ease).rgbString(); + continue; + } + } + } else if (type === 'number' && isFinite(origin) && isFinite(target)) { + view[key] = origin + (target - origin) * ease; + continue; + } + } + + view[key] = target; + } +} + +var Element = function(configuration) { + helpers.extend(this, configuration); + this.initialize.apply(this, arguments); +}; + +helpers.extend(Element.prototype, { + + initialize: function() { + this.hidden = false; + }, + + pivot: function() { + var me = this; + if (!me._view) { + me._view = helpers.clone(me._model); + } + me._start = {}; + return me; + }, + + transition: function(ease) { + var me = this; + var model = me._model; + var start = me._start; + var view = me._view; + + // No animation -> No Transition + if (!model || ease === 1) { + me._view = model; + me._start = null; + return me; + } + + if (!view) { + view = me._view = {}; + } + + if (!start) { + start = me._start = {}; + } + + interpolate(start, view, model, ease); + + return me; + }, + + tooltipPosition: function() { + return { + x: this._model.x, + y: this._model.y + }; + }, + + hasValue: function() { + return helpers.isNumber(this._model.x) && helpers.isNumber(this._model.y); + } +}); + +Element.extend = helpers.inherits; + +module.exports = Element; + +},{"2":2,"46":46}],28:[function(require,module,exports){ +/* global window: false */ +/* global document: false */ +'use strict'; + +var color = require(2); +var defaults = require(26); +var helpers = require(46); +var scaleService = require(34); + +module.exports = function() { + + // -- Basic js utility methods + + helpers.configMerge = function(/* objects ... */) { + return helpers.merge(helpers.clone(arguments[0]), [].slice.call(arguments, 1), { + merger: function(key, target, source, options) { + var tval = target[key] || {}; + var sval = source[key]; + + if (key === 'scales') { + // scale config merging is complex. Add our own function here for that + target[key] = helpers.scaleMerge(tval, sval); + } else if (key === 'scale') { + // used in polar area & radar charts since there is only one scale + target[key] = helpers.merge(tval, [scaleService.getScaleDefaults(sval.type), sval]); + } else { + helpers._merger(key, target, source, options); + } + } + }); + }; + + helpers.scaleMerge = function(/* objects ... */) { + return helpers.merge(helpers.clone(arguments[0]), [].slice.call(arguments, 1), { + merger: function(key, target, source, options) { + if (key === 'xAxes' || key === 'yAxes') { + var slen = source[key].length; + var i, type, scale; + + if (!target[key]) { + target[key] = []; + } + + for (i = 0; i < slen; ++i) { + scale = source[key][i]; + type = helpers.valueOrDefault(scale.type, key === 'xAxes' ? 'category' : 'linear'); + + if (i >= target[key].length) { + target[key].push({}); + } + + if (!target[key][i].type || (scale.type && scale.type !== target[key][i].type)) { + // new/untyped scale or type changed: let's apply the new defaults + // then merge source scale to correctly overwrite the defaults. + helpers.merge(target[key][i], [scaleService.getScaleDefaults(type), scale]); + } else { + // scales type are the same + helpers.merge(target[key][i], scale); + } + } + } else { + helpers._merger(key, target, source, options); + } + } + }); + }; + + helpers.where = function(collection, filterCallback) { + if (helpers.isArray(collection) && Array.prototype.filter) { + return collection.filter(filterCallback); + } + var filtered = []; + + helpers.each(collection, function(item) { + if (filterCallback(item)) { + filtered.push(item); + } + }); + + return filtered; + }; + helpers.findIndex = Array.prototype.findIndex ? + function(array, callback, scope) { + return array.findIndex(callback, scope); + } : + function(array, callback, scope) { + scope = scope === undefined ? array : scope; + for (var i = 0, ilen = array.length; i < ilen; ++i) { + if (callback.call(scope, array[i], i, array)) { + return i; + } + } + return -1; + }; + helpers.findNextWhere = function(arrayToSearch, filterCallback, startIndex) { + // Default to start of the array + if (helpers.isNullOrUndef(startIndex)) { + startIndex = -1; + } + for (var i = startIndex + 1; i < arrayToSearch.length; i++) { + var currentItem = arrayToSearch[i]; + if (filterCallback(currentItem)) { + return currentItem; + } + } + }; + helpers.findPreviousWhere = function(arrayToSearch, filterCallback, startIndex) { + // Default to end of the array + if (helpers.isNullOrUndef(startIndex)) { + startIndex = arrayToSearch.length; + } + for (var i = startIndex - 1; i >= 0; i--) { + var currentItem = arrayToSearch[i]; + if (filterCallback(currentItem)) { + return currentItem; + } + } + }; + + // -- Math methods + helpers.isNumber = function(n) { + return !isNaN(parseFloat(n)) && isFinite(n); + }; + helpers.almostEquals = function(x, y, epsilon) { + return Math.abs(x - y) < epsilon; + }; + helpers.almostWhole = function(x, epsilon) { + var rounded = Math.round(x); + return (((rounded - epsilon) < x) && ((rounded + epsilon) > x)); + }; + helpers.max = function(array) { + return array.reduce(function(max, value) { + if (!isNaN(value)) { + return Math.max(max, value); + } + return max; + }, Number.NEGATIVE_INFINITY); + }; + helpers.min = function(array) { + return array.reduce(function(min, value) { + if (!isNaN(value)) { + return Math.min(min, value); + } + return min; + }, Number.POSITIVE_INFINITY); + }; + helpers.sign = Math.sign ? + function(x) { + return Math.sign(x); + } : + function(x) { + x = +x; // convert to a number + if (x === 0 || isNaN(x)) { + return x; + } + return x > 0 ? 1 : -1; + }; + helpers.log10 = Math.log10 ? + function(x) { + return Math.log10(x); + } : + function(x) { + var exponent = Math.log(x) * Math.LOG10E; // Math.LOG10E = 1 / Math.LN10. + // Check for whole powers of 10, + // which due to floating point rounding error should be corrected. + var powerOf10 = Math.round(exponent); + var isPowerOf10 = x === Math.pow(10, powerOf10); + + return isPowerOf10 ? powerOf10 : exponent; + }; + helpers.toRadians = function(degrees) { + return degrees * (Math.PI / 180); + }; + helpers.toDegrees = function(radians) { + return radians * (180 / Math.PI); + }; + // Gets the angle from vertical upright to the point about a centre. + helpers.getAngleFromPoint = function(centrePoint, anglePoint) { + var distanceFromXCenter = anglePoint.x - centrePoint.x; + var distanceFromYCenter = anglePoint.y - centrePoint.y; + var radialDistanceFromCenter = Math.sqrt(distanceFromXCenter * distanceFromXCenter + distanceFromYCenter * distanceFromYCenter); + + var angle = Math.atan2(distanceFromYCenter, distanceFromXCenter); + + if (angle < (-0.5 * Math.PI)) { + angle += 2.0 * Math.PI; // make sure the returned angle is in the range of (-PI/2, 3PI/2] + } + + return { + angle: angle, + distance: radialDistanceFromCenter + }; + }; + helpers.distanceBetweenPoints = function(pt1, pt2) { + return Math.sqrt(Math.pow(pt2.x - pt1.x, 2) + Math.pow(pt2.y - pt1.y, 2)); + }; + helpers.aliasPixel = function(pixelWidth) { + return (pixelWidth % 2 === 0) ? 0 : 0.5; + }; + helpers.splineCurve = function(firstPoint, middlePoint, afterPoint, t) { + // Props to Rob Spencer at scaled innovation for his post on splining between points + // http://scaledinnovation.com/analytics/splines/aboutSplines.html + + // This function must also respect "skipped" points + + var previous = firstPoint.skip ? middlePoint : firstPoint; + var current = middlePoint; + var next = afterPoint.skip ? middlePoint : afterPoint; + + var d01 = Math.sqrt(Math.pow(current.x - previous.x, 2) + Math.pow(current.y - previous.y, 2)); + var d12 = Math.sqrt(Math.pow(next.x - current.x, 2) + Math.pow(next.y - current.y, 2)); + + var s01 = d01 / (d01 + d12); + var s12 = d12 / (d01 + d12); + + // If all points are the same, s01 & s02 will be inf + s01 = isNaN(s01) ? 0 : s01; + s12 = isNaN(s12) ? 0 : s12; + + var fa = t * s01; // scaling factor for triangle Ta + var fb = t * s12; + + return { + previous: { + x: current.x - fa * (next.x - previous.x), + y: current.y - fa * (next.y - previous.y) + }, + next: { + x: current.x + fb * (next.x - previous.x), + y: current.y + fb * (next.y - previous.y) + } + }; + }; + helpers.EPSILON = Number.EPSILON || 1e-14; + helpers.splineCurveMonotone = function(points) { + // This function calculates Bézier control points in a similar way than |splineCurve|, + // but preserves monotonicity of the provided data and ensures no local extremums are added + // between the dataset discrete points due to the interpolation. + // See : https://en.wikipedia.org/wiki/Monotone_cubic_interpolation + + var pointsWithTangents = (points || []).map(function(point) { + return { + model: point._model, + deltaK: 0, + mK: 0 + }; + }); + + // Calculate slopes (deltaK) and initialize tangents (mK) + var pointsLen = pointsWithTangents.length; + var i, pointBefore, pointCurrent, pointAfter; + for (i = 0; i < pointsLen; ++i) { + pointCurrent = pointsWithTangents[i]; + if (pointCurrent.model.skip) { + continue; + } + + pointBefore = i > 0 ? pointsWithTangents[i - 1] : null; + pointAfter = i < pointsLen - 1 ? pointsWithTangents[i + 1] : null; + if (pointAfter && !pointAfter.model.skip) { + var slopeDeltaX = (pointAfter.model.x - pointCurrent.model.x); + + // In the case of two points that appear at the same x pixel, slopeDeltaX is 0 + pointCurrent.deltaK = slopeDeltaX !== 0 ? (pointAfter.model.y - pointCurrent.model.y) / slopeDeltaX : 0; + } + + if (!pointBefore || pointBefore.model.skip) { + pointCurrent.mK = pointCurrent.deltaK; + } else if (!pointAfter || pointAfter.model.skip) { + pointCurrent.mK = pointBefore.deltaK; + } else if (this.sign(pointBefore.deltaK) !== this.sign(pointCurrent.deltaK)) { + pointCurrent.mK = 0; + } else { + pointCurrent.mK = (pointBefore.deltaK + pointCurrent.deltaK) / 2; + } + } + + // Adjust tangents to ensure monotonic properties + var alphaK, betaK, tauK, squaredMagnitude; + for (i = 0; i < pointsLen - 1; ++i) { + pointCurrent = pointsWithTangents[i]; + pointAfter = pointsWithTangents[i + 1]; + if (pointCurrent.model.skip || pointAfter.model.skip) { + continue; + } + + if (helpers.almostEquals(pointCurrent.deltaK, 0, this.EPSILON)) { + pointCurrent.mK = pointAfter.mK = 0; + continue; + } + + alphaK = pointCurrent.mK / pointCurrent.deltaK; + betaK = pointAfter.mK / pointCurrent.deltaK; + squaredMagnitude = Math.pow(alphaK, 2) + Math.pow(betaK, 2); + if (squaredMagnitude <= 9) { + continue; + } + + tauK = 3 / Math.sqrt(squaredMagnitude); + pointCurrent.mK = alphaK * tauK * pointCurrent.deltaK; + pointAfter.mK = betaK * tauK * pointCurrent.deltaK; + } + + // Compute control points + var deltaX; + for (i = 0; i < pointsLen; ++i) { + pointCurrent = pointsWithTangents[i]; + if (pointCurrent.model.skip) { + continue; + } + + pointBefore = i > 0 ? pointsWithTangents[i - 1] : null; + pointAfter = i < pointsLen - 1 ? pointsWithTangents[i + 1] : null; + if (pointBefore && !pointBefore.model.skip) { + deltaX = (pointCurrent.model.x - pointBefore.model.x) / 3; + pointCurrent.model.controlPointPreviousX = pointCurrent.model.x - deltaX; + pointCurrent.model.controlPointPreviousY = pointCurrent.model.y - deltaX * pointCurrent.mK; + } + if (pointAfter && !pointAfter.model.skip) { + deltaX = (pointAfter.model.x - pointCurrent.model.x) / 3; + pointCurrent.model.controlPointNextX = pointCurrent.model.x + deltaX; + pointCurrent.model.controlPointNextY = pointCurrent.model.y + deltaX * pointCurrent.mK; + } + } + }; + helpers.nextItem = function(collection, index, loop) { + if (loop) { + return index >= collection.length - 1 ? collection[0] : collection[index + 1]; + } + return index >= collection.length - 1 ? collection[collection.length - 1] : collection[index + 1]; + }; + helpers.previousItem = function(collection, index, loop) { + if (loop) { + return index <= 0 ? collection[collection.length - 1] : collection[index - 1]; + } + return index <= 0 ? collection[0] : collection[index - 1]; + }; + // Implementation of the nice number algorithm used in determining where axis labels will go + helpers.niceNum = function(range, round) { + var exponent = Math.floor(helpers.log10(range)); + var fraction = range / Math.pow(10, exponent); + var niceFraction; + + if (round) { + if (fraction < 1.5) { + niceFraction = 1; + } else if (fraction < 3) { + niceFraction = 2; + } else if (fraction < 7) { + niceFraction = 5; + } else { + niceFraction = 10; + } + } else if (fraction <= 1.0) { + niceFraction = 1; + } else if (fraction <= 2) { + niceFraction = 2; + } else if (fraction <= 5) { + niceFraction = 5; + } else { + niceFraction = 10; + } + + return niceFraction * Math.pow(10, exponent); + }; + // Request animation polyfill - http://www.paulirish.com/2011/requestanimationframe-for-smart-animating/ + helpers.requestAnimFrame = (function() { + if (typeof window === 'undefined') { + return function(callback) { + callback(); + }; + } + return window.requestAnimationFrame || + window.webkitRequestAnimationFrame || + window.mozRequestAnimationFrame || + window.oRequestAnimationFrame || + window.msRequestAnimationFrame || + function(callback) { + return window.setTimeout(callback, 1000 / 60); + }; + }()); + // -- DOM methods + helpers.getRelativePosition = function(evt, chart) { + var mouseX, mouseY; + var e = evt.originalEvent || evt; + var canvas = evt.target || evt.srcElement; + var boundingRect = canvas.getBoundingClientRect(); + + var touches = e.touches; + if (touches && touches.length > 0) { + mouseX = touches[0].clientX; + mouseY = touches[0].clientY; + + } else { + mouseX = e.clientX; + mouseY = e.clientY; + } + + // Scale mouse coordinates into canvas coordinates + // by following the pattern laid out by 'jerryj' in the comments of + // http://www.html5canvastutorials.com/advanced/html5-canvas-mouse-coordinates/ + var paddingLeft = parseFloat(helpers.getStyle(canvas, 'padding-left')); + var paddingTop = parseFloat(helpers.getStyle(canvas, 'padding-top')); + var paddingRight = parseFloat(helpers.getStyle(canvas, 'padding-right')); + var paddingBottom = parseFloat(helpers.getStyle(canvas, 'padding-bottom')); + var width = boundingRect.right - boundingRect.left - paddingLeft - paddingRight; + var height = boundingRect.bottom - boundingRect.top - paddingTop - paddingBottom; + + // We divide by the current device pixel ratio, because the canvas is scaled up by that amount in each direction. However + // the backend model is in unscaled coordinates. Since we are going to deal with our model coordinates, we go back here + mouseX = Math.round((mouseX - boundingRect.left - paddingLeft) / (width) * canvas.width / chart.currentDevicePixelRatio); + mouseY = Math.round((mouseY - boundingRect.top - paddingTop) / (height) * canvas.height / chart.currentDevicePixelRatio); + + return { + x: mouseX, + y: mouseY + }; + + }; + + // Private helper function to convert max-width/max-height values that may be percentages into a number + function parseMaxStyle(styleValue, node, parentProperty) { + var valueInPixels; + if (typeof styleValue === 'string') { + valueInPixels = parseInt(styleValue, 10); + + if (styleValue.indexOf('%') !== -1) { + // percentage * size in dimension + valueInPixels = valueInPixels / 100 * node.parentNode[parentProperty]; + } + } else { + valueInPixels = styleValue; + } + + return valueInPixels; + } + + /** + * Returns if the given value contains an effective constraint. + * @private + */ + function isConstrainedValue(value) { + return value !== undefined && value !== null && value !== 'none'; + } + + // Private helper to get a constraint dimension + // @param domNode : the node to check the constraint on + // @param maxStyle : the style that defines the maximum for the direction we are using (maxWidth / maxHeight) + // @param percentageProperty : property of parent to use when calculating width as a percentage + // @see http://www.nathanaeljones.com/blog/2013/reading-max-width-cross-browser + function getConstraintDimension(domNode, maxStyle, percentageProperty) { + var view = document.defaultView; + var parentNode = helpers._getParentNode(domNode); + var constrainedNode = view.getComputedStyle(domNode)[maxStyle]; + var constrainedContainer = view.getComputedStyle(parentNode)[maxStyle]; + var hasCNode = isConstrainedValue(constrainedNode); + var hasCContainer = isConstrainedValue(constrainedContainer); + var infinity = Number.POSITIVE_INFINITY; + + if (hasCNode || hasCContainer) { + return Math.min( + hasCNode ? parseMaxStyle(constrainedNode, domNode, percentageProperty) : infinity, + hasCContainer ? parseMaxStyle(constrainedContainer, parentNode, percentageProperty) : infinity); + } + + return 'none'; + } + // returns Number or undefined if no constraint + helpers.getConstraintWidth = function(domNode) { + return getConstraintDimension(domNode, 'max-width', 'clientWidth'); + }; + // returns Number or undefined if no constraint + helpers.getConstraintHeight = function(domNode) { + return getConstraintDimension(domNode, 'max-height', 'clientHeight'); + }; + /** + * @private + */ + helpers._calculatePadding = function(container, padding, parentDimension) { + padding = helpers.getStyle(container, padding); + + return padding.indexOf('%') > -1 ? parentDimension / parseInt(padding, 10) : parseInt(padding, 10); + }; + /** + * @private + */ + helpers._getParentNode = function(domNode) { + var parent = domNode.parentNode; + if (parent && parent.host) { + parent = parent.host; + } + return parent; + }; + helpers.getMaximumWidth = function(domNode) { + var container = helpers._getParentNode(domNode); + if (!container) { + return domNode.clientWidth; + } + + var clientWidth = container.clientWidth; + var paddingLeft = helpers._calculatePadding(container, 'padding-left', clientWidth); + var paddingRight = helpers._calculatePadding(container, 'padding-right', clientWidth); + + var w = clientWidth - paddingLeft - paddingRight; + var cw = helpers.getConstraintWidth(domNode); + return isNaN(cw) ? w : Math.min(w, cw); + }; + helpers.getMaximumHeight = function(domNode) { + var container = helpers._getParentNode(domNode); + if (!container) { + return domNode.clientHeight; + } + + var clientHeight = container.clientHeight; + var paddingTop = helpers._calculatePadding(container, 'padding-top', clientHeight); + var paddingBottom = helpers._calculatePadding(container, 'padding-bottom', clientHeight); + + var h = clientHeight - paddingTop - paddingBottom; + var ch = helpers.getConstraintHeight(domNode); + return isNaN(ch) ? h : Math.min(h, ch); + }; + helpers.getStyle = function(el, property) { + return el.currentStyle ? + el.currentStyle[property] : + document.defaultView.getComputedStyle(el, null).getPropertyValue(property); + }; + helpers.retinaScale = function(chart, forceRatio) { + var pixelRatio = chart.currentDevicePixelRatio = forceRatio || (typeof window !== 'undefined' && window.devicePixelRatio) || 1; + if (pixelRatio === 1) { + return; + } + + var canvas = chart.canvas; + var height = chart.height; + var width = chart.width; + + canvas.height = height * pixelRatio; + canvas.width = width * pixelRatio; + chart.ctx.scale(pixelRatio, pixelRatio); + + // If no style has been set on the canvas, the render size is used as display size, + // making the chart visually bigger, so let's enforce it to the "correct" values. + // See https://github.com/chartjs/Chart.js/issues/3575 + if (!canvas.style.height && !canvas.style.width) { + canvas.style.height = height + 'px'; + canvas.style.width = width + 'px'; + } + }; + // -- Canvas methods + helpers.fontString = function(pixelSize, fontStyle, fontFamily) { + return fontStyle + ' ' + pixelSize + 'px ' + fontFamily; + }; + helpers.longestText = function(ctx, font, arrayOfThings, cache) { + cache = cache || {}; + var data = cache.data = cache.data || {}; + var gc = cache.garbageCollect = cache.garbageCollect || []; + + if (cache.font !== font) { + data = cache.data = {}; + gc = cache.garbageCollect = []; + cache.font = font; + } + + ctx.font = font; + var longest = 0; + helpers.each(arrayOfThings, function(thing) { + // Undefined strings and arrays should not be measured + if (thing !== undefined && thing !== null && helpers.isArray(thing) !== true) { + longest = helpers.measureText(ctx, data, gc, longest, thing); + } else if (helpers.isArray(thing)) { + // if it is an array lets measure each element + // to do maybe simplify this function a bit so we can do this more recursively? + helpers.each(thing, function(nestedThing) { + // Undefined strings and arrays should not be measured + if (nestedThing !== undefined && nestedThing !== null && !helpers.isArray(nestedThing)) { + longest = helpers.measureText(ctx, data, gc, longest, nestedThing); + } + }); + } + }); + + var gcLen = gc.length / 2; + if (gcLen > arrayOfThings.length) { + for (var i = 0; i < gcLen; i++) { + delete data[gc[i]]; + } + gc.splice(0, gcLen); + } + return longest; + }; + helpers.measureText = function(ctx, data, gc, longest, string) { + var textWidth = data[string]; + if (!textWidth) { + textWidth = data[string] = ctx.measureText(string).width; + gc.push(string); + } + if (textWidth > longest) { + longest = textWidth; + } + return longest; + }; + helpers.numberOfLabelLines = function(arrayOfThings) { + var numberOfLines = 1; + helpers.each(arrayOfThings, function(thing) { + if (helpers.isArray(thing)) { + if (thing.length > numberOfLines) { + numberOfLines = thing.length; + } + } + }); + return numberOfLines; + }; + + helpers.color = !color ? + function(value) { + console.error('Color.js not found!'); + return value; + } : + function(value) { + /* global CanvasGradient */ + if (value instanceof CanvasGradient) { + value = defaults.global.defaultColor; + } + + return color(value); + }; + + helpers.getHoverColor = function(colorValue) { + /* global CanvasPattern */ + return (colorValue instanceof CanvasPattern) ? + colorValue : + helpers.color(colorValue).saturate(0.5).darken(0.1).rgbString(); + }; +}; + +},{"2":2,"26":26,"34":34,"46":46}],29:[function(require,module,exports){ +'use strict'; + +var helpers = require(46); + +/** + * Helper function to get relative position for an event + * @param {Event|IEvent} event - The event to get the position for + * @param {Chart} chart - The chart + * @returns {Point} the event position + */ +function getRelativePosition(e, chart) { + if (e.native) { + return { + x: e.x, + y: e.y + }; + } + + return helpers.getRelativePosition(e, chart); +} + +/** + * Helper function to traverse all of the visible elements in the chart + * @param chart {chart} the chart + * @param handler {Function} the callback to execute for each visible item + */ +function parseVisibleItems(chart, handler) { + var datasets = chart.data.datasets; + var meta, i, j, ilen, jlen; + + for (i = 0, ilen = datasets.length; i < ilen; ++i) { + if (!chart.isDatasetVisible(i)) { + continue; + } + + meta = chart.getDatasetMeta(i); + for (j = 0, jlen = meta.data.length; j < jlen; ++j) { + var element = meta.data[j]; + if (!element._view.skip) { + handler(element); + } + } + } +} + +/** + * Helper function to get the items that intersect the event position + * @param items {ChartElement[]} elements to filter + * @param position {Point} the point to be nearest to + * @return {ChartElement[]} the nearest items + */ +function getIntersectItems(chart, position) { + var elements = []; + + parseVisibleItems(chart, function(element) { + if (element.inRange(position.x, position.y)) { + elements.push(element); + } + }); + + return elements; +} + +/** + * Helper function to get the items nearest to the event position considering all visible items in teh chart + * @param chart {Chart} the chart to look at elements from + * @param position {Point} the point to be nearest to + * @param intersect {Boolean} if true, only consider items that intersect the position + * @param distanceMetric {Function} function to provide the distance between points + * @return {ChartElement[]} the nearest items + */ +function getNearestItems(chart, position, intersect, distanceMetric) { + var minDistance = Number.POSITIVE_INFINITY; + var nearestItems = []; + + parseVisibleItems(chart, function(element) { + if (intersect && !element.inRange(position.x, position.y)) { + return; + } + + var center = element.getCenterPoint(); + var distance = distanceMetric(position, center); + + if (distance < minDistance) { + nearestItems = [element]; + minDistance = distance; + } else if (distance === minDistance) { + // Can have multiple items at the same distance in which case we sort by size + nearestItems.push(element); + } + }); + + return nearestItems; +} + +/** + * Get a distance metric function for two points based on the + * axis mode setting + * @param {String} axis the axis mode. x|y|xy + */ +function getDistanceMetricForAxis(axis) { + var useX = axis.indexOf('x') !== -1; + var useY = axis.indexOf('y') !== -1; + + return function(pt1, pt2) { + var deltaX = useX ? Math.abs(pt1.x - pt2.x) : 0; + var deltaY = useY ? Math.abs(pt1.y - pt2.y) : 0; + return Math.sqrt(Math.pow(deltaX, 2) + Math.pow(deltaY, 2)); + }; +} + +function indexMode(chart, e, options) { + var position = getRelativePosition(e, chart); + // Default axis for index mode is 'x' to match old behaviour + options.axis = options.axis || 'x'; + var distanceMetric = getDistanceMetricForAxis(options.axis); + var items = options.intersect ? getIntersectItems(chart, position) : getNearestItems(chart, position, false, distanceMetric); + var elements = []; + + if (!items.length) { + return []; + } + + chart.data.datasets.forEach(function(dataset, datasetIndex) { + if (chart.isDatasetVisible(datasetIndex)) { + var meta = chart.getDatasetMeta(datasetIndex); + var element = meta.data[items[0]._index]; + + // don't count items that are skipped (null data) + if (element && !element._view.skip) { + elements.push(element); + } + } + }); + + return elements; +} + +/** + * @interface IInteractionOptions + */ +/** + * If true, only consider items that intersect the point + * @name IInterfaceOptions#boolean + * @type Boolean + */ + +/** + * Contains interaction related functions + * @namespace Chart.Interaction + */ +module.exports = { + // Helper function for different modes + modes: { + single: function(chart, e) { + var position = getRelativePosition(e, chart); + var elements = []; + + parseVisibleItems(chart, function(element) { + if (element.inRange(position.x, position.y)) { + elements.push(element); + return elements; + } + }); + + return elements.slice(0, 1); + }, + + /** + * @function Chart.Interaction.modes.label + * @deprecated since version 2.4.0 + * @todo remove at version 3 + * @private + */ + label: indexMode, + + /** + * Returns items at the same index. If the options.intersect parameter is true, we only return items if we intersect something + * If the options.intersect mode is false, we find the nearest item and return the items at the same index as that item + * @function Chart.Interaction.modes.index + * @since v2.4.0 + * @param chart {chart} the chart we are returning items from + * @param e {Event} the event we are find things at + * @param options {IInteractionOptions} options to use during interaction + * @return {Chart.Element[]} Array of elements that are under the point. If none are found, an empty array is returned + */ + index: indexMode, + + /** + * Returns items in the same dataset. If the options.intersect parameter is true, we only return items if we intersect something + * If the options.intersect is false, we find the nearest item and return the items in that dataset + * @function Chart.Interaction.modes.dataset + * @param chart {chart} the chart we are returning items from + * @param e {Event} the event we are find things at + * @param options {IInteractionOptions} options to use during interaction + * @return {Chart.Element[]} Array of elements that are under the point. If none are found, an empty array is returned + */ + dataset: function(chart, e, options) { + var position = getRelativePosition(e, chart); + options.axis = options.axis || 'xy'; + var distanceMetric = getDistanceMetricForAxis(options.axis); + var items = options.intersect ? getIntersectItems(chart, position) : getNearestItems(chart, position, false, distanceMetric); + + if (items.length > 0) { + items = chart.getDatasetMeta(items[0]._datasetIndex).data; + } + + return items; + }, + + /** + * @function Chart.Interaction.modes.x-axis + * @deprecated since version 2.4.0. Use index mode and intersect == true + * @todo remove at version 3 + * @private + */ + 'x-axis': function(chart, e) { + return indexMode(chart, e, {intersect: false}); + }, + + /** + * Point mode returns all elements that hit test based on the event position + * of the event + * @function Chart.Interaction.modes.intersect + * @param chart {chart} the chart we are returning items from + * @param e {Event} the event we are find things at + * @return {Chart.Element[]} Array of elements that are under the point. If none are found, an empty array is returned + */ + point: function(chart, e) { + var position = getRelativePosition(e, chart); + return getIntersectItems(chart, position); + }, + + /** + * nearest mode returns the element closest to the point + * @function Chart.Interaction.modes.intersect + * @param chart {chart} the chart we are returning items from + * @param e {Event} the event we are find things at + * @param options {IInteractionOptions} options to use + * @return {Chart.Element[]} Array of elements that are under the point. If none are found, an empty array is returned + */ + nearest: function(chart, e, options) { + var position = getRelativePosition(e, chart); + options.axis = options.axis || 'xy'; + var distanceMetric = getDistanceMetricForAxis(options.axis); + var nearestItems = getNearestItems(chart, position, options.intersect, distanceMetric); + + // We have multiple items at the same distance from the event. Now sort by smallest + if (nearestItems.length > 1) { + nearestItems.sort(function(a, b) { + var sizeA = a.getArea(); + var sizeB = b.getArea(); + var ret = sizeA - sizeB; + + if (ret === 0) { + // if equal sort by dataset index + ret = a._datasetIndex - b._datasetIndex; + } + + return ret; + }); + } + + // Return only 1 item + return nearestItems.slice(0, 1); + }, + + /** + * x mode returns the elements that hit-test at the current x coordinate + * @function Chart.Interaction.modes.x + * @param chart {chart} the chart we are returning items from + * @param e {Event} the event we are find things at + * @param options {IInteractionOptions} options to use + * @return {Chart.Element[]} Array of elements that are under the point. If none are found, an empty array is returned + */ + x: function(chart, e, options) { + var position = getRelativePosition(e, chart); + var items = []; + var intersectsItem = false; + + parseVisibleItems(chart, function(element) { + if (element.inXRange(position.x)) { + items.push(element); + } + + if (element.inRange(position.x, position.y)) { + intersectsItem = true; + } + }); + + // If we want to trigger on an intersect and we don't have any items + // that intersect the position, return nothing + if (options.intersect && !intersectsItem) { + items = []; + } + return items; + }, + + /** + * y mode returns the elements that hit-test at the current y coordinate + * @function Chart.Interaction.modes.y + * @param chart {chart} the chart we are returning items from + * @param e {Event} the event we are find things at + * @param options {IInteractionOptions} options to use + * @return {Chart.Element[]} Array of elements that are under the point. If none are found, an empty array is returned + */ + y: function(chart, e, options) { + var position = getRelativePosition(e, chart); + var items = []; + var intersectsItem = false; + + parseVisibleItems(chart, function(element) { + if (element.inYRange(position.y)) { + items.push(element); + } + + if (element.inRange(position.x, position.y)) { + intersectsItem = true; + } + }); + + // If we want to trigger on an intersect and we don't have any items + // that intersect the position, return nothing + if (options.intersect && !intersectsItem) { + items = []; + } + return items; + } + } +}; + +},{"46":46}],30:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); + +defaults._set('global', { + responsive: true, + responsiveAnimationDuration: 0, + maintainAspectRatio: true, + events: ['mousemove', 'mouseout', 'click', 'touchstart', 'touchmove'], + hover: { + onHover: null, + mode: 'nearest', + intersect: true, + animationDuration: 400 + }, + onClick: null, + defaultColor: 'rgba(0,0,0,0.1)', + defaultFontColor: '#666', + defaultFontFamily: "'Helvetica Neue', 'Helvetica', 'Arial', sans-serif", + defaultFontSize: 12, + defaultFontStyle: 'normal', + showLines: true, + + // Element defaults defined in element extensions + elements: {}, + + // Layout options such as padding + layout: { + padding: { + top: 0, + right: 0, + bottom: 0, + left: 0 + } + } +}); + +module.exports = function() { + + // Occupy the global variable of Chart, and create a simple base class + var Chart = function(item, config) { + this.construct(item, config); + return this; + }; + + Chart.Chart = Chart; + + return Chart; +}; + +},{"26":26}],31:[function(require,module,exports){ +'use strict'; + +var helpers = require(46); + +function filterByPosition(array, position) { + return helpers.where(array, function(v) { + return v.position === position; + }); +} + +function sortByWeight(array, reverse) { + array.forEach(function(v, i) { + v._tmpIndex_ = i; + return v; + }); + array.sort(function(a, b) { + var v0 = reverse ? b : a; + var v1 = reverse ? a : b; + return v0.weight === v1.weight ? + v0._tmpIndex_ - v1._tmpIndex_ : + v0.weight - v1.weight; + }); + array.forEach(function(v) { + delete v._tmpIndex_; + }); +} + +/** + * @interface ILayoutItem + * @prop {String} position - The position of the item in the chart layout. Possible values are + * 'left', 'top', 'right', 'bottom', and 'chartArea' + * @prop {Number} weight - The weight used to sort the item. Higher weights are further away from the chart area + * @prop {Boolean} fullWidth - if true, and the item is horizontal, then push vertical boxes down + * @prop {Function} isHorizontal - returns true if the layout item is horizontal (ie. top or bottom) + * @prop {Function} update - Takes two parameters: width and height. Returns size of item + * @prop {Function} getPadding - Returns an object with padding on the edges + * @prop {Number} width - Width of item. Must be valid after update() + * @prop {Number} height - Height of item. Must be valid after update() + * @prop {Number} left - Left edge of the item. Set by layout system and cannot be used in update + * @prop {Number} top - Top edge of the item. Set by layout system and cannot be used in update + * @prop {Number} right - Right edge of the item. Set by layout system and cannot be used in update + * @prop {Number} bottom - Bottom edge of the item. Set by layout system and cannot be used in update + */ + +// The layout service is very self explanatory. It's responsible for the layout within a chart. +// Scales, Legends and Plugins all rely on the layout service and can easily register to be placed anywhere they need +// It is this service's responsibility of carrying out that layout. +module.exports = { + defaults: {}, + + /** + * Register a box to a chart. + * A box is simply a reference to an object that requires layout. eg. Scales, Legend, Title. + * @param {Chart} chart - the chart to use + * @param {ILayoutItem} item - the item to add to be layed out + */ + addBox: function(chart, item) { + if (!chart.boxes) { + chart.boxes = []; + } + + // initialize item with default values + item.fullWidth = item.fullWidth || false; + item.position = item.position || 'top'; + item.weight = item.weight || 0; + + chart.boxes.push(item); + }, + + /** + * Remove a layoutItem from a chart + * @param {Chart} chart - the chart to remove the box from + * @param {Object} layoutItem - the item to remove from the layout + */ + removeBox: function(chart, layoutItem) { + var index = chart.boxes ? chart.boxes.indexOf(layoutItem) : -1; + if (index !== -1) { + chart.boxes.splice(index, 1); + } + }, + + /** + * Sets (or updates) options on the given `item`. + * @param {Chart} chart - the chart in which the item lives (or will be added to) + * @param {Object} item - the item to configure with the given options + * @param {Object} options - the new item options. + */ + configure: function(chart, item, options) { + var props = ['fullWidth', 'position', 'weight']; + var ilen = props.length; + var i = 0; + var prop; + + for (; i < ilen; ++i) { + prop = props[i]; + if (options.hasOwnProperty(prop)) { + item[prop] = options[prop]; + } + } + }, + + /** + * Fits boxes of the given chart into the given size by having each box measure itself + * then running a fitting algorithm + * @param {Chart} chart - the chart + * @param {Number} width - the width to fit into + * @param {Number} height - the height to fit into + */ + update: function(chart, width, height) { + if (!chart) { + return; + } + + var layoutOptions = chart.options.layout || {}; + var padding = helpers.options.toPadding(layoutOptions.padding); + var leftPadding = padding.left; + var rightPadding = padding.right; + var topPadding = padding.top; + var bottomPadding = padding.bottom; + + var leftBoxes = filterByPosition(chart.boxes, 'left'); + var rightBoxes = filterByPosition(chart.boxes, 'right'); + var topBoxes = filterByPosition(chart.boxes, 'top'); + var bottomBoxes = filterByPosition(chart.boxes, 'bottom'); + var chartAreaBoxes = filterByPosition(chart.boxes, 'chartArea'); + + // Sort boxes by weight. A higher weight is further away from the chart area + sortByWeight(leftBoxes, true); + sortByWeight(rightBoxes, false); + sortByWeight(topBoxes, true); + sortByWeight(bottomBoxes, false); + + // Essentially we now have any number of boxes on each of the 4 sides. + // Our canvas looks like the following. + // The areas L1 and L2 are the left axes. R1 is the right axis, T1 is the top axis and + // B1 is the bottom axis + // There are also 4 quadrant-like locations (left to right instead of clockwise) reserved for chart overlays + // These locations are single-box locations only, when trying to register a chartArea location that is already taken, + // an error will be thrown. + // + // |----------------------------------------------------| + // | T1 (Full Width) | + // |----------------------------------------------------| + // | | | T2 | | + // | |----|-------------------------------------|----| + // | | | C1 | | C2 | | + // | | |----| |----| | + // | | | | | + // | L1 | L2 | ChartArea (C0) | R1 | + // | | | | | + // | | |----| |----| | + // | | | C3 | | C4 | | + // | |----|-------------------------------------|----| + // | | | B1 | | + // |----------------------------------------------------| + // | B2 (Full Width) | + // |----------------------------------------------------| + // + // What we do to find the best sizing, we do the following + // 1. Determine the minimum size of the chart area. + // 2. Split the remaining width equally between each vertical axis + // 3. Split the remaining height equally between each horizontal axis + // 4. Give each layout the maximum size it can be. The layout will return it's minimum size + // 5. Adjust the sizes of each axis based on it's minimum reported size. + // 6. Refit each axis + // 7. Position each axis in the final location + // 8. Tell the chart the final location of the chart area + // 9. Tell any axes that overlay the chart area the positions of the chart area + + // Step 1 + var chartWidth = width - leftPadding - rightPadding; + var chartHeight = height - topPadding - bottomPadding; + var chartAreaWidth = chartWidth / 2; // min 50% + var chartAreaHeight = chartHeight / 2; // min 50% + + // Step 2 + var verticalBoxWidth = (width - chartAreaWidth) / (leftBoxes.length + rightBoxes.length); + + // Step 3 + var horizontalBoxHeight = (height - chartAreaHeight) / (topBoxes.length + bottomBoxes.length); + + // Step 4 + var maxChartAreaWidth = chartWidth; + var maxChartAreaHeight = chartHeight; + var minBoxSizes = []; + + function getMinimumBoxSize(box) { + var minSize; + var isHorizontal = box.isHorizontal(); + + if (isHorizontal) { + minSize = box.update(box.fullWidth ? chartWidth : maxChartAreaWidth, horizontalBoxHeight); + maxChartAreaHeight -= minSize.height; + } else { + minSize = box.update(verticalBoxWidth, maxChartAreaHeight); + maxChartAreaWidth -= minSize.width; + } + + minBoxSizes.push({ + horizontal: isHorizontal, + minSize: minSize, + box: box, + }); + } + + helpers.each(leftBoxes.concat(rightBoxes, topBoxes, bottomBoxes), getMinimumBoxSize); + + // If a horizontal box has padding, we move the left boxes over to avoid ugly charts (see issue #2478) + var maxHorizontalLeftPadding = 0; + var maxHorizontalRightPadding = 0; + var maxVerticalTopPadding = 0; + var maxVerticalBottomPadding = 0; + + helpers.each(topBoxes.concat(bottomBoxes), function(horizontalBox) { + if (horizontalBox.getPadding) { + var boxPadding = horizontalBox.getPadding(); + maxHorizontalLeftPadding = Math.max(maxHorizontalLeftPadding, boxPadding.left); + maxHorizontalRightPadding = Math.max(maxHorizontalRightPadding, boxPadding.right); + } + }); + + helpers.each(leftBoxes.concat(rightBoxes), function(verticalBox) { + if (verticalBox.getPadding) { + var boxPadding = verticalBox.getPadding(); + maxVerticalTopPadding = Math.max(maxVerticalTopPadding, boxPadding.top); + maxVerticalBottomPadding = Math.max(maxVerticalBottomPadding, boxPadding.bottom); + } + }); + + // At this point, maxChartAreaHeight and maxChartAreaWidth are the size the chart area could + // be if the axes are drawn at their minimum sizes. + // Steps 5 & 6 + var totalLeftBoxesWidth = leftPadding; + var totalRightBoxesWidth = rightPadding; + var totalTopBoxesHeight = topPadding; + var totalBottomBoxesHeight = bottomPadding; + + // Function to fit a box + function fitBox(box) { + var minBoxSize = helpers.findNextWhere(minBoxSizes, function(minBox) { + return minBox.box === box; + }); + + if (minBoxSize) { + if (box.isHorizontal()) { + var scaleMargin = { + left: Math.max(totalLeftBoxesWidth, maxHorizontalLeftPadding), + right: Math.max(totalRightBoxesWidth, maxHorizontalRightPadding), + top: 0, + bottom: 0 + }; + + // Don't use min size here because of label rotation. When the labels are rotated, their rotation highly depends + // on the margin. Sometimes they need to increase in size slightly + box.update(box.fullWidth ? chartWidth : maxChartAreaWidth, chartHeight / 2, scaleMargin); + } else { + box.update(minBoxSize.minSize.width, maxChartAreaHeight); + } + } + } + + // Update, and calculate the left and right margins for the horizontal boxes + helpers.each(leftBoxes.concat(rightBoxes), fitBox); + + helpers.each(leftBoxes, function(box) { + totalLeftBoxesWidth += box.width; + }); + + helpers.each(rightBoxes, function(box) { + totalRightBoxesWidth += box.width; + }); + + // Set the Left and Right margins for the horizontal boxes + helpers.each(topBoxes.concat(bottomBoxes), fitBox); + + // Figure out how much margin is on the top and bottom of the vertical boxes + helpers.each(topBoxes, function(box) { + totalTopBoxesHeight += box.height; + }); + + helpers.each(bottomBoxes, function(box) { + totalBottomBoxesHeight += box.height; + }); + + function finalFitVerticalBox(box) { + var minBoxSize = helpers.findNextWhere(minBoxSizes, function(minSize) { + return minSize.box === box; + }); + + var scaleMargin = { + left: 0, + right: 0, + top: totalTopBoxesHeight, + bottom: totalBottomBoxesHeight + }; + + if (minBoxSize) { + box.update(minBoxSize.minSize.width, maxChartAreaHeight, scaleMargin); + } + } + + // Let the left layout know the final margin + helpers.each(leftBoxes.concat(rightBoxes), finalFitVerticalBox); + + // Recalculate because the size of each layout might have changed slightly due to the margins (label rotation for instance) + totalLeftBoxesWidth = leftPadding; + totalRightBoxesWidth = rightPadding; + totalTopBoxesHeight = topPadding; + totalBottomBoxesHeight = bottomPadding; + + helpers.each(leftBoxes, function(box) { + totalLeftBoxesWidth += box.width; + }); + + helpers.each(rightBoxes, function(box) { + totalRightBoxesWidth += box.width; + }); + + helpers.each(topBoxes, function(box) { + totalTopBoxesHeight += box.height; + }); + helpers.each(bottomBoxes, function(box) { + totalBottomBoxesHeight += box.height; + }); + + // We may be adding some padding to account for rotated x axis labels + var leftPaddingAddition = Math.max(maxHorizontalLeftPadding - totalLeftBoxesWidth, 0); + totalLeftBoxesWidth += leftPaddingAddition; + totalRightBoxesWidth += Math.max(maxHorizontalRightPadding - totalRightBoxesWidth, 0); + + var topPaddingAddition = Math.max(maxVerticalTopPadding - totalTopBoxesHeight, 0); + totalTopBoxesHeight += topPaddingAddition; + totalBottomBoxesHeight += Math.max(maxVerticalBottomPadding - totalBottomBoxesHeight, 0); + + // Figure out if our chart area changed. This would occur if the dataset layout label rotation + // changed due to the application of the margins in step 6. Since we can only get bigger, this is safe to do + // without calling `fit` again + var newMaxChartAreaHeight = height - totalTopBoxesHeight - totalBottomBoxesHeight; + var newMaxChartAreaWidth = width - totalLeftBoxesWidth - totalRightBoxesWidth; + + if (newMaxChartAreaWidth !== maxChartAreaWidth || newMaxChartAreaHeight !== maxChartAreaHeight) { + helpers.each(leftBoxes, function(box) { + box.height = newMaxChartAreaHeight; + }); + + helpers.each(rightBoxes, function(box) { + box.height = newMaxChartAreaHeight; + }); + + helpers.each(topBoxes, function(box) { + if (!box.fullWidth) { + box.width = newMaxChartAreaWidth; + } + }); + + helpers.each(bottomBoxes, function(box) { + if (!box.fullWidth) { + box.width = newMaxChartAreaWidth; + } + }); + + maxChartAreaHeight = newMaxChartAreaHeight; + maxChartAreaWidth = newMaxChartAreaWidth; + } + + // Step 7 - Position the boxes + var left = leftPadding + leftPaddingAddition; + var top = topPadding + topPaddingAddition; + + function placeBox(box) { + if (box.isHorizontal()) { + box.left = box.fullWidth ? leftPadding : totalLeftBoxesWidth; + box.right = box.fullWidth ? width - rightPadding : totalLeftBoxesWidth + maxChartAreaWidth; + box.top = top; + box.bottom = top + box.height; + + // Move to next point + top = box.bottom; + + } else { + + box.left = left; + box.right = left + box.width; + box.top = totalTopBoxesHeight; + box.bottom = totalTopBoxesHeight + maxChartAreaHeight; + + // Move to next point + left = box.right; + } + } + + helpers.each(leftBoxes.concat(topBoxes), placeBox); + + // Account for chart width and height + left += maxChartAreaWidth; + top += maxChartAreaHeight; + + helpers.each(rightBoxes, placeBox); + helpers.each(bottomBoxes, placeBox); + + // Step 8 + chart.chartArea = { + left: totalLeftBoxesWidth, + top: totalTopBoxesHeight, + right: totalLeftBoxesWidth + maxChartAreaWidth, + bottom: totalTopBoxesHeight + maxChartAreaHeight + }; + + // Step 9 + helpers.each(chartAreaBoxes, function(box) { + box.left = chart.chartArea.left; + box.top = chart.chartArea.top; + box.right = chart.chartArea.right; + box.bottom = chart.chartArea.bottom; + + box.update(maxChartAreaWidth, maxChartAreaHeight); + }); + } +}; + +},{"46":46}],32:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var helpers = require(46); + +defaults._set('global', { + plugins: {} +}); + +/** + * The plugin service singleton + * @namespace Chart.plugins + * @since 2.1.0 + */ +module.exports = { + /** + * Globally registered plugins. + * @private + */ + _plugins: [], + + /** + * This identifier is used to invalidate the descriptors cache attached to each chart + * when a global plugin is registered or unregistered. In this case, the cache ID is + * incremented and descriptors are regenerated during following API calls. + * @private + */ + _cacheId: 0, + + /** + * Registers the given plugin(s) if not already registered. + * @param {Array|Object} plugins plugin instance(s). + */ + register: function(plugins) { + var p = this._plugins; + ([]).concat(plugins).forEach(function(plugin) { + if (p.indexOf(plugin) === -1) { + p.push(plugin); + } + }); + + this._cacheId++; + }, + + /** + * Unregisters the given plugin(s) only if registered. + * @param {Array|Object} plugins plugin instance(s). + */ + unregister: function(plugins) { + var p = this._plugins; + ([]).concat(plugins).forEach(function(plugin) { + var idx = p.indexOf(plugin); + if (idx !== -1) { + p.splice(idx, 1); + } + }); + + this._cacheId++; + }, + + /** + * Remove all registered plugins. + * @since 2.1.5 + */ + clear: function() { + this._plugins = []; + this._cacheId++; + }, + + /** + * Returns the number of registered plugins? + * @returns {Number} + * @since 2.1.5 + */ + count: function() { + return this._plugins.length; + }, + + /** + * Returns all registered plugin instances. + * @returns {Array} array of plugin objects. + * @since 2.1.5 + */ + getAll: function() { + return this._plugins; + }, + + /** + * Calls enabled plugins for `chart` on the specified hook and with the given args. + * This method immediately returns as soon as a plugin explicitly returns false. The + * returned value can be used, for instance, to interrupt the current action. + * @param {Object} chart - The chart instance for which plugins should be called. + * @param {String} hook - The name of the plugin method to call (e.g. 'beforeUpdate'). + * @param {Array} [args] - Extra arguments to apply to the hook call. + * @returns {Boolean} false if any of the plugins return false, else returns true. + */ + notify: function(chart, hook, args) { + var descriptors = this.descriptors(chart); + var ilen = descriptors.length; + var i, descriptor, plugin, params, method; + + for (i = 0; i < ilen; ++i) { + descriptor = descriptors[i]; + plugin = descriptor.plugin; + method = plugin[hook]; + if (typeof method === 'function') { + params = [chart].concat(args || []); + params.push(descriptor.options); + if (method.apply(plugin, params) === false) { + return false; + } + } + } + + return true; + }, + + /** + * Returns descriptors of enabled plugins for the given chart. + * @returns {Array} [{ plugin, options }] + * @private + */ + descriptors: function(chart) { + var cache = chart.$plugins || (chart.$plugins = {}); + if (cache.id === this._cacheId) { + return cache.descriptors; + } + + var plugins = []; + var descriptors = []; + var config = (chart && chart.config) || {}; + var options = (config.options && config.options.plugins) || {}; + + this._plugins.concat(config.plugins || []).forEach(function(plugin) { + var idx = plugins.indexOf(plugin); + if (idx !== -1) { + return; + } + + var id = plugin.id; + var opts = options[id]; + if (opts === false) { + return; + } + + if (opts === true) { + opts = helpers.clone(defaults.global.plugins[id]); + } + + plugins.push(plugin); + descriptors.push({ + plugin: plugin, + options: opts || {} + }); + }); + + cache.descriptors = descriptors; + cache.id = this._cacheId; + return descriptors; + }, + + /** + * Invalidates cache for the given chart: descriptors hold a reference on plugin option, + * but in some cases, this reference can be changed by the user when updating options. + * https://github.com/chartjs/Chart.js/issues/5111#issuecomment-355934167 + * @private + */ + _invalidate: function(chart) { + delete chart.$plugins; + } +}; + +/** + * Plugin extension hooks. + * @interface IPlugin + * @since 2.1.0 + */ +/** + * @method IPlugin#beforeInit + * @desc Called before initializing `chart`. + * @param {Chart.Controller} chart - The chart instance. + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#afterInit + * @desc Called after `chart` has been initialized and before the first update. + * @param {Chart.Controller} chart - The chart instance. + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#beforeUpdate + * @desc Called before updating `chart`. If any plugin returns `false`, the update + * is cancelled (and thus subsequent render(s)) until another `update` is triggered. + * @param {Chart.Controller} chart - The chart instance. + * @param {Object} options - The plugin options. + * @returns {Boolean} `false` to cancel the chart update. + */ +/** + * @method IPlugin#afterUpdate + * @desc Called after `chart` has been updated and before rendering. Note that this + * hook will not be called if the chart update has been previously cancelled. + * @param {Chart.Controller} chart - The chart instance. + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#beforeDatasetsUpdate + * @desc Called before updating the `chart` datasets. If any plugin returns `false`, + * the datasets update is cancelled until another `update` is triggered. + * @param {Chart.Controller} chart - The chart instance. + * @param {Object} options - The plugin options. + * @returns {Boolean} false to cancel the datasets update. + * @since version 2.1.5 +*/ +/** + * @method IPlugin#afterDatasetsUpdate + * @desc Called after the `chart` datasets have been updated. Note that this hook + * will not be called if the datasets update has been previously cancelled. + * @param {Chart.Controller} chart - The chart instance. + * @param {Object} options - The plugin options. + * @since version 2.1.5 + */ +/** + * @method IPlugin#beforeDatasetUpdate + * @desc Called before updating the `chart` dataset at the given `args.index`. If any plugin + * returns `false`, the datasets update is cancelled until another `update` is triggered. + * @param {Chart} chart - The chart instance. + * @param {Object} args - The call arguments. + * @param {Number} args.index - The dataset index. + * @param {Object} args.meta - The dataset metadata. + * @param {Object} options - The plugin options. + * @returns {Boolean} `false` to cancel the chart datasets drawing. + */ +/** + * @method IPlugin#afterDatasetUpdate + * @desc Called after the `chart` datasets at the given `args.index` has been updated. Note + * that this hook will not be called if the datasets update has been previously cancelled. + * @param {Chart} chart - The chart instance. + * @param {Object} args - The call arguments. + * @param {Number} args.index - The dataset index. + * @param {Object} args.meta - The dataset metadata. + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#beforeLayout + * @desc Called before laying out `chart`. If any plugin returns `false`, + * the layout update is cancelled until another `update` is triggered. + * @param {Chart.Controller} chart - The chart instance. + * @param {Object} options - The plugin options. + * @returns {Boolean} `false` to cancel the chart layout. + */ +/** + * @method IPlugin#afterLayout + * @desc Called after the `chart` has been layed out. Note that this hook will not + * be called if the layout update has been previously cancelled. + * @param {Chart.Controller} chart - The chart instance. + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#beforeRender + * @desc Called before rendering `chart`. If any plugin returns `false`, + * the rendering is cancelled until another `render` is triggered. + * @param {Chart.Controller} chart - The chart instance. + * @param {Object} options - The plugin options. + * @returns {Boolean} `false` to cancel the chart rendering. + */ +/** + * @method IPlugin#afterRender + * @desc Called after the `chart` has been fully rendered (and animation completed). Note + * that this hook will not be called if the rendering has been previously cancelled. + * @param {Chart.Controller} chart - The chart instance. + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#beforeDraw + * @desc Called before drawing `chart` at every animation frame specified by the given + * easing value. If any plugin returns `false`, the frame drawing is cancelled until + * another `render` is triggered. + * @param {Chart.Controller} chart - The chart instance. + * @param {Number} easingValue - The current animation value, between 0.0 and 1.0. + * @param {Object} options - The plugin options. + * @returns {Boolean} `false` to cancel the chart drawing. + */ +/** + * @method IPlugin#afterDraw + * @desc Called after the `chart` has been drawn for the specific easing value. Note + * that this hook will not be called if the drawing has been previously cancelled. + * @param {Chart.Controller} chart - The chart instance. + * @param {Number} easingValue - The current animation value, between 0.0 and 1.0. + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#beforeDatasetsDraw + * @desc Called before drawing the `chart` datasets. If any plugin returns `false`, + * the datasets drawing is cancelled until another `render` is triggered. + * @param {Chart.Controller} chart - The chart instance. + * @param {Number} easingValue - The current animation value, between 0.0 and 1.0. + * @param {Object} options - The plugin options. + * @returns {Boolean} `false` to cancel the chart datasets drawing. + */ +/** + * @method IPlugin#afterDatasetsDraw + * @desc Called after the `chart` datasets have been drawn. Note that this hook + * will not be called if the datasets drawing has been previously cancelled. + * @param {Chart.Controller} chart - The chart instance. + * @param {Number} easingValue - The current animation value, between 0.0 and 1.0. + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#beforeDatasetDraw + * @desc Called before drawing the `chart` dataset at the given `args.index` (datasets + * are drawn in the reverse order). If any plugin returns `false`, the datasets drawing + * is cancelled until another `render` is triggered. + * @param {Chart} chart - The chart instance. + * @param {Object} args - The call arguments. + * @param {Number} args.index - The dataset index. + * @param {Object} args.meta - The dataset metadata. + * @param {Number} args.easingValue - The current animation value, between 0.0 and 1.0. + * @param {Object} options - The plugin options. + * @returns {Boolean} `false` to cancel the chart datasets drawing. + */ +/** + * @method IPlugin#afterDatasetDraw + * @desc Called after the `chart` datasets at the given `args.index` have been drawn + * (datasets are drawn in the reverse order). Note that this hook will not be called + * if the datasets drawing has been previously cancelled. + * @param {Chart} chart - The chart instance. + * @param {Object} args - The call arguments. + * @param {Number} args.index - The dataset index. + * @param {Object} args.meta - The dataset metadata. + * @param {Number} args.easingValue - The current animation value, between 0.0 and 1.0. + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#beforeTooltipDraw + * @desc Called before drawing the `tooltip`. If any plugin returns `false`, + * the tooltip drawing is cancelled until another `render` is triggered. + * @param {Chart} chart - The chart instance. + * @param {Object} args - The call arguments. + * @param {Object} args.tooltip - The tooltip. + * @param {Number} args.easingValue - The current animation value, between 0.0 and 1.0. + * @param {Object} options - The plugin options. + * @returns {Boolean} `false` to cancel the chart tooltip drawing. + */ +/** + * @method IPlugin#afterTooltipDraw + * @desc Called after drawing the `tooltip`. Note that this hook will not + * be called if the tooltip drawing has been previously cancelled. + * @param {Chart} chart - The chart instance. + * @param {Object} args - The call arguments. + * @param {Object} args.tooltip - The tooltip. + * @param {Number} args.easingValue - The current animation value, between 0.0 and 1.0. + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#beforeEvent + * @desc Called before processing the specified `event`. If any plugin returns `false`, + * the event will be discarded. + * @param {Chart.Controller} chart - The chart instance. + * @param {IEvent} event - The event object. + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#afterEvent + * @desc Called after the `event` has been consumed. Note that this hook + * will not be called if the `event` has been previously discarded. + * @param {Chart.Controller} chart - The chart instance. + * @param {IEvent} event - The event object. + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#resize + * @desc Called after the chart as been resized. + * @param {Chart.Controller} chart - The chart instance. + * @param {Number} size - The new canvas display size (eq. canvas.style width & height). + * @param {Object} options - The plugin options. + */ +/** + * @method IPlugin#destroy + * @desc Called after the chart as been destroyed. + * @param {Chart.Controller} chart - The chart instance. + * @param {Object} options - The plugin options. + */ + +},{"26":26,"46":46}],33:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var Element = require(27); +var helpers = require(46); +var Ticks = require(35); + +defaults._set('scale', { + display: true, + position: 'left', + offset: false, + + // grid line settings + gridLines: { + display: true, + color: 'rgba(0, 0, 0, 0.1)', + lineWidth: 1, + drawBorder: true, + drawOnChartArea: true, + drawTicks: true, + tickMarkLength: 10, + zeroLineWidth: 1, + zeroLineColor: 'rgba(0,0,0,0.25)', + zeroLineBorderDash: [], + zeroLineBorderDashOffset: 0.0, + offsetGridLines: false, + borderDash: [], + borderDashOffset: 0.0 + }, + + // scale label + scaleLabel: { + // display property + display: false, + + // actual label + labelString: '', + + // line height + lineHeight: 1.2, + + // top/bottom padding + padding: { + top: 4, + bottom: 4 + } + }, + + // label settings + ticks: { + beginAtZero: false, + minRotation: 0, + maxRotation: 50, + mirror: false, + padding: 0, + reverse: false, + display: true, + autoSkip: true, + autoSkipPadding: 0, + labelOffset: 0, + // We pass through arrays to be rendered as multiline labels, we convert Others to strings here. + callback: Ticks.formatters.values, + minor: {}, + major: {} + } +}); + +function labelsFromTicks(ticks) { + var labels = []; + var i, ilen; + + for (i = 0, ilen = ticks.length; i < ilen; ++i) { + labels.push(ticks[i].label); + } + + return labels; +} + +function getLineValue(scale, index, offsetGridLines) { + var lineValue = scale.getPixelForTick(index); + + if (offsetGridLines) { + if (index === 0) { + lineValue -= (scale.getPixelForTick(1) - lineValue) / 2; + } else { + lineValue -= (lineValue - scale.getPixelForTick(index - 1)) / 2; + } + } + return lineValue; +} + +function computeTextSize(context, tick, font) { + return helpers.isArray(tick) ? + helpers.longestText(context, font, tick) : + context.measureText(tick).width; +} + +function parseFontOptions(options) { + var valueOrDefault = helpers.valueOrDefault; + var globalDefaults = defaults.global; + var size = valueOrDefault(options.fontSize, globalDefaults.defaultFontSize); + var style = valueOrDefault(options.fontStyle, globalDefaults.defaultFontStyle); + var family = valueOrDefault(options.fontFamily, globalDefaults.defaultFontFamily); + + return { + size: size, + style: style, + family: family, + font: helpers.fontString(size, style, family) + }; +} + +function parseLineHeight(options) { + return helpers.options.toLineHeight( + helpers.valueOrDefault(options.lineHeight, 1.2), + helpers.valueOrDefault(options.fontSize, defaults.global.defaultFontSize)); +} + +module.exports = Element.extend({ + /** + * Get the padding needed for the scale + * @method getPadding + * @private + * @returns {Padding} the necessary padding + */ + getPadding: function() { + var me = this; + return { + left: me.paddingLeft || 0, + top: me.paddingTop || 0, + right: me.paddingRight || 0, + bottom: me.paddingBottom || 0 + }; + }, + + /** + * Returns the scale tick objects ({label, major}) + * @since 2.7 + */ + getTicks: function() { + return this._ticks; + }, + + // These methods are ordered by lifecyle. Utilities then follow. + // Any function defined here is inherited by all scale types. + // Any function can be extended by the scale type + + mergeTicksOptions: function() { + var ticks = this.options.ticks; + if (ticks.minor === false) { + ticks.minor = { + display: false + }; + } + if (ticks.major === false) { + ticks.major = { + display: false + }; + } + for (var key in ticks) { + if (key !== 'major' && key !== 'minor') { + if (typeof ticks.minor[key] === 'undefined') { + ticks.minor[key] = ticks[key]; + } + if (typeof ticks.major[key] === 'undefined') { + ticks.major[key] = ticks[key]; + } + } + } + }, + beforeUpdate: function() { + helpers.callback(this.options.beforeUpdate, [this]); + }, + + update: function(maxWidth, maxHeight, margins) { + var me = this; + var i, ilen, labels, label, ticks, tick; + + // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) + me.beforeUpdate(); + + // Absorb the master measurements + me.maxWidth = maxWidth; + me.maxHeight = maxHeight; + me.margins = helpers.extend({ + left: 0, + right: 0, + top: 0, + bottom: 0 + }, margins); + me.longestTextCache = me.longestTextCache || {}; + + // Dimensions + me.beforeSetDimensions(); + me.setDimensions(); + me.afterSetDimensions(); + + // Data min/max + me.beforeDataLimits(); + me.determineDataLimits(); + me.afterDataLimits(); + + // Ticks - `this.ticks` is now DEPRECATED! + // Internal ticks are now stored as objects in the PRIVATE `this._ticks` member + // and must not be accessed directly from outside this class. `this.ticks` being + // around for long time and not marked as private, we can't change its structure + // without unexpected breaking changes. If you need to access the scale ticks, + // use scale.getTicks() instead. + + me.beforeBuildTicks(); + + // New implementations should return an array of objects but for BACKWARD COMPAT, + // we still support no return (`this.ticks` internally set by calling this method). + ticks = me.buildTicks() || []; + + me.afterBuildTicks(); + + me.beforeTickToLabelConversion(); + + // New implementations should return the formatted tick labels but for BACKWARD + // COMPAT, we still support no return (`this.ticks` internally changed by calling + // this method and supposed to contain only string values). + labels = me.convertTicksToLabels(ticks) || me.ticks; + + me.afterTickToLabelConversion(); + + me.ticks = labels; // BACKWARD COMPATIBILITY + + // IMPORTANT: from this point, we consider that `this.ticks` will NEVER change! + + // BACKWARD COMPAT: synchronize `_ticks` with labels (so potentially `this.ticks`) + for (i = 0, ilen = labels.length; i < ilen; ++i) { + label = labels[i]; + tick = ticks[i]; + if (!tick) { + ticks.push(tick = { + label: label, + major: false + }); + } else { + tick.label = label; + } + } + + me._ticks = ticks; + + // Tick Rotation + me.beforeCalculateTickRotation(); + me.calculateTickRotation(); + me.afterCalculateTickRotation(); + // Fit + me.beforeFit(); + me.fit(); + me.afterFit(); + // + me.afterUpdate(); + + return me.minSize; + + }, + afterUpdate: function() { + helpers.callback(this.options.afterUpdate, [this]); + }, + + // + + beforeSetDimensions: function() { + helpers.callback(this.options.beforeSetDimensions, [this]); + }, + setDimensions: function() { + var me = this; + // Set the unconstrained dimension before label rotation + if (me.isHorizontal()) { + // Reset position before calculating rotation + me.width = me.maxWidth; + me.left = 0; + me.right = me.width; + } else { + me.height = me.maxHeight; + + // Reset position before calculating rotation + me.top = 0; + me.bottom = me.height; + } + + // Reset padding + me.paddingLeft = 0; + me.paddingTop = 0; + me.paddingRight = 0; + me.paddingBottom = 0; + }, + afterSetDimensions: function() { + helpers.callback(this.options.afterSetDimensions, [this]); + }, + + // Data limits + beforeDataLimits: function() { + helpers.callback(this.options.beforeDataLimits, [this]); + }, + determineDataLimits: helpers.noop, + afterDataLimits: function() { + helpers.callback(this.options.afterDataLimits, [this]); + }, + + // + beforeBuildTicks: function() { + helpers.callback(this.options.beforeBuildTicks, [this]); + }, + buildTicks: helpers.noop, + afterBuildTicks: function() { + helpers.callback(this.options.afterBuildTicks, [this]); + }, + + beforeTickToLabelConversion: function() { + helpers.callback(this.options.beforeTickToLabelConversion, [this]); + }, + convertTicksToLabels: function() { + var me = this; + // Convert ticks to strings + var tickOpts = me.options.ticks; + me.ticks = me.ticks.map(tickOpts.userCallback || tickOpts.callback, this); + }, + afterTickToLabelConversion: function() { + helpers.callback(this.options.afterTickToLabelConversion, [this]); + }, + + // + + beforeCalculateTickRotation: function() { + helpers.callback(this.options.beforeCalculateTickRotation, [this]); + }, + calculateTickRotation: function() { + var me = this; + var context = me.ctx; + var tickOpts = me.options.ticks; + var labels = labelsFromTicks(me._ticks); + + // Get the width of each grid by calculating the difference + // between x offsets between 0 and 1. + var tickFont = parseFontOptions(tickOpts); + context.font = tickFont.font; + + var labelRotation = tickOpts.minRotation || 0; + + if (labels.length && me.options.display && me.isHorizontal()) { + var originalLabelWidth = helpers.longestText(context, tickFont.font, labels, me.longestTextCache); + var labelWidth = originalLabelWidth; + var cosRotation, sinRotation; + + // Allow 3 pixels x2 padding either side for label readability + var tickWidth = me.getPixelForTick(1) - me.getPixelForTick(0) - 6; + + // Max label rotation can be set or default to 90 - also act as a loop counter + while (labelWidth > tickWidth && labelRotation < tickOpts.maxRotation) { + var angleRadians = helpers.toRadians(labelRotation); + cosRotation = Math.cos(angleRadians); + sinRotation = Math.sin(angleRadians); + + if (sinRotation * originalLabelWidth > me.maxHeight) { + // go back one step + labelRotation--; + break; + } + + labelRotation++; + labelWidth = cosRotation * originalLabelWidth; + } + } + + me.labelRotation = labelRotation; + }, + afterCalculateTickRotation: function() { + helpers.callback(this.options.afterCalculateTickRotation, [this]); + }, + + // + + beforeFit: function() { + helpers.callback(this.options.beforeFit, [this]); + }, + fit: function() { + var me = this; + // Reset + var minSize = me.minSize = { + width: 0, + height: 0 + }; + + var labels = labelsFromTicks(me._ticks); + + var opts = me.options; + var tickOpts = opts.ticks; + var scaleLabelOpts = opts.scaleLabel; + var gridLineOpts = opts.gridLines; + var display = opts.display; + var isHorizontal = me.isHorizontal(); + + var tickFont = parseFontOptions(tickOpts); + var tickMarkLength = opts.gridLines.tickMarkLength; + + // Width + if (isHorizontal) { + // subtract the margins to line up with the chartArea if we are a full width scale + minSize.width = me.isFullWidth() ? me.maxWidth - me.margins.left - me.margins.right : me.maxWidth; + } else { + minSize.width = display && gridLineOpts.drawTicks ? tickMarkLength : 0; + } + + // height + if (isHorizontal) { + minSize.height = display && gridLineOpts.drawTicks ? tickMarkLength : 0; + } else { + minSize.height = me.maxHeight; // fill all the height + } + + // Are we showing a title for the scale? + if (scaleLabelOpts.display && display) { + var scaleLabelLineHeight = parseLineHeight(scaleLabelOpts); + var scaleLabelPadding = helpers.options.toPadding(scaleLabelOpts.padding); + var deltaHeight = scaleLabelLineHeight + scaleLabelPadding.height; + + if (isHorizontal) { + minSize.height += deltaHeight; + } else { + minSize.width += deltaHeight; + } + } + + // Don't bother fitting the ticks if we are not showing them + if (tickOpts.display && display) { + var largestTextWidth = helpers.longestText(me.ctx, tickFont.font, labels, me.longestTextCache); + var tallestLabelHeightInLines = helpers.numberOfLabelLines(labels); + var lineSpace = tickFont.size * 0.5; + var tickPadding = me.options.ticks.padding; + + if (isHorizontal) { + // A horizontal axis is more constrained by the height. + me.longestLabelWidth = largestTextWidth; + + var angleRadians = helpers.toRadians(me.labelRotation); + var cosRotation = Math.cos(angleRadians); + var sinRotation = Math.sin(angleRadians); + + // TODO - improve this calculation + var labelHeight = (sinRotation * largestTextWidth) + + (tickFont.size * tallestLabelHeightInLines) + + (lineSpace * (tallestLabelHeightInLines - 1)) + + lineSpace; // padding + + minSize.height = Math.min(me.maxHeight, minSize.height + labelHeight + tickPadding); + + me.ctx.font = tickFont.font; + var firstLabelWidth = computeTextSize(me.ctx, labels[0], tickFont.font); + var lastLabelWidth = computeTextSize(me.ctx, labels[labels.length - 1], tickFont.font); + + // Ensure that our ticks are always inside the canvas. When rotated, ticks are right aligned + // which means that the right padding is dominated by the font height + if (me.labelRotation !== 0) { + me.paddingLeft = opts.position === 'bottom' ? (cosRotation * firstLabelWidth) + 3 : (cosRotation * lineSpace) + 3; // add 3 px to move away from canvas edges + me.paddingRight = opts.position === 'bottom' ? (cosRotation * lineSpace) + 3 : (cosRotation * lastLabelWidth) + 3; + } else { + me.paddingLeft = firstLabelWidth / 2 + 3; // add 3 px to move away from canvas edges + me.paddingRight = lastLabelWidth / 2 + 3; + } + } else { + // A vertical axis is more constrained by the width. Labels are the + // dominant factor here, so get that length first and account for padding + if (tickOpts.mirror) { + largestTextWidth = 0; + } else { + // use lineSpace for consistency with horizontal axis + // tickPadding is not implemented for horizontal + largestTextWidth += tickPadding + lineSpace; + } + + minSize.width = Math.min(me.maxWidth, minSize.width + largestTextWidth); + + me.paddingTop = tickFont.size / 2; + me.paddingBottom = tickFont.size / 2; + } + } + + me.handleMargins(); + + me.width = minSize.width; + me.height = minSize.height; + }, + + /** + * Handle margins and padding interactions + * @private + */ + handleMargins: function() { + var me = this; + if (me.margins) { + me.paddingLeft = Math.max(me.paddingLeft - me.margins.left, 0); + me.paddingTop = Math.max(me.paddingTop - me.margins.top, 0); + me.paddingRight = Math.max(me.paddingRight - me.margins.right, 0); + me.paddingBottom = Math.max(me.paddingBottom - me.margins.bottom, 0); + } + }, + + afterFit: function() { + helpers.callback(this.options.afterFit, [this]); + }, + + // Shared Methods + isHorizontal: function() { + return this.options.position === 'top' || this.options.position === 'bottom'; + }, + isFullWidth: function() { + return (this.options.fullWidth); + }, + + // Get the correct value. NaN bad inputs, If the value type is object get the x or y based on whether we are horizontal or not + getRightValue: function(rawValue) { + // Null and undefined values first + if (helpers.isNullOrUndef(rawValue)) { + return NaN; + } + // isNaN(object) returns true, so make sure NaN is checking for a number; Discard Infinite values + if (typeof rawValue === 'number' && !isFinite(rawValue)) { + return NaN; + } + // If it is in fact an object, dive in one more level + if (rawValue) { + if (this.isHorizontal()) { + if (rawValue.x !== undefined) { + return this.getRightValue(rawValue.x); + } + } else if (rawValue.y !== undefined) { + return this.getRightValue(rawValue.y); + } + } + + // Value is good, return it + return rawValue; + }, + + /** + * Used to get the value to display in the tooltip for the data at the given index + * @param index + * @param datasetIndex + */ + getLabelForIndex: helpers.noop, + + /** + * Returns the location of the given data point. Value can either be an index or a numerical value + * The coordinate (0, 0) is at the upper-left corner of the canvas + * @param value + * @param index + * @param datasetIndex + */ + getPixelForValue: helpers.noop, + + /** + * Used to get the data value from a given pixel. This is the inverse of getPixelForValue + * The coordinate (0, 0) is at the upper-left corner of the canvas + * @param pixel + */ + getValueForPixel: helpers.noop, + + /** + * Returns the location of the tick at the given index + * The coordinate (0, 0) is at the upper-left corner of the canvas + */ + getPixelForTick: function(index) { + var me = this; + var offset = me.options.offset; + if (me.isHorizontal()) { + var innerWidth = me.width - (me.paddingLeft + me.paddingRight); + var tickWidth = innerWidth / Math.max((me._ticks.length - (offset ? 0 : 1)), 1); + var pixel = (tickWidth * index) + me.paddingLeft; + + if (offset) { + pixel += tickWidth / 2; + } + + var finalVal = me.left + Math.round(pixel); + finalVal += me.isFullWidth() ? me.margins.left : 0; + return finalVal; + } + var innerHeight = me.height - (me.paddingTop + me.paddingBottom); + return me.top + (index * (innerHeight / (me._ticks.length - 1))); + }, + + /** + * Utility for getting the pixel location of a percentage of scale + * The coordinate (0, 0) is at the upper-left corner of the canvas + */ + getPixelForDecimal: function(decimal) { + var me = this; + if (me.isHorizontal()) { + var innerWidth = me.width - (me.paddingLeft + me.paddingRight); + var valueOffset = (innerWidth * decimal) + me.paddingLeft; + + var finalVal = me.left + Math.round(valueOffset); + finalVal += me.isFullWidth() ? me.margins.left : 0; + return finalVal; + } + return me.top + (decimal * me.height); + }, + + /** + * Returns the pixel for the minimum chart value + * The coordinate (0, 0) is at the upper-left corner of the canvas + */ + getBasePixel: function() { + return this.getPixelForValue(this.getBaseValue()); + }, + + getBaseValue: function() { + var me = this; + var min = me.min; + var max = me.max; + + return me.beginAtZero ? 0 : + min < 0 && max < 0 ? max : + min > 0 && max > 0 ? min : + 0; + }, + + /** + * Returns a subset of ticks to be plotted to avoid overlapping labels. + * @private + */ + _autoSkip: function(ticks) { + var skipRatio; + var me = this; + var isHorizontal = me.isHorizontal(); + var optionTicks = me.options.ticks.minor; + var tickCount = ticks.length; + var labelRotationRadians = helpers.toRadians(me.labelRotation); + var cosRotation = Math.cos(labelRotationRadians); + var longestRotatedLabel = me.longestLabelWidth * cosRotation; + var result = []; + var i, tick, shouldSkip; + + // figure out the maximum number of gridlines to show + var maxTicks; + if (optionTicks.maxTicksLimit) { + maxTicks = optionTicks.maxTicksLimit; + } + + if (isHorizontal) { + skipRatio = false; + + if ((longestRotatedLabel + optionTicks.autoSkipPadding) * tickCount > (me.width - (me.paddingLeft + me.paddingRight))) { + skipRatio = 1 + Math.floor(((longestRotatedLabel + optionTicks.autoSkipPadding) * tickCount) / (me.width - (me.paddingLeft + me.paddingRight))); + } + + // if they defined a max number of optionTicks, + // increase skipRatio until that number is met + if (maxTicks && tickCount > maxTicks) { + skipRatio = Math.max(skipRatio, Math.floor(tickCount / maxTicks)); + } + } + + for (i = 0; i < tickCount; i++) { + tick = ticks[i]; + + // Since we always show the last tick,we need may need to hide the last shown one before + shouldSkip = (skipRatio > 1 && i % skipRatio > 0) || (i % skipRatio === 0 && i + skipRatio >= tickCount); + if (shouldSkip && i !== tickCount - 1) { + // leave tick in place but make sure it's not displayed (#4635) + delete tick.label; + } + result.push(tick); + } + return result; + }, + + // Actually draw the scale on the canvas + // @param {rectangle} chartArea : the area of the chart to draw full grid lines on + draw: function(chartArea) { + var me = this; + var options = me.options; + if (!options.display) { + return; + } + + var context = me.ctx; + var globalDefaults = defaults.global; + var optionTicks = options.ticks.minor; + var optionMajorTicks = options.ticks.major || optionTicks; + var gridLines = options.gridLines; + var scaleLabel = options.scaleLabel; + + var isRotated = me.labelRotation !== 0; + var isHorizontal = me.isHorizontal(); + + var ticks = optionTicks.autoSkip ? me._autoSkip(me.getTicks()) : me.getTicks(); + var tickFontColor = helpers.valueOrDefault(optionTicks.fontColor, globalDefaults.defaultFontColor); + var tickFont = parseFontOptions(optionTicks); + var majorTickFontColor = helpers.valueOrDefault(optionMajorTicks.fontColor, globalDefaults.defaultFontColor); + var majorTickFont = parseFontOptions(optionMajorTicks); + + var tl = gridLines.drawTicks ? gridLines.tickMarkLength : 0; + + var scaleLabelFontColor = helpers.valueOrDefault(scaleLabel.fontColor, globalDefaults.defaultFontColor); + var scaleLabelFont = parseFontOptions(scaleLabel); + var scaleLabelPadding = helpers.options.toPadding(scaleLabel.padding); + var labelRotationRadians = helpers.toRadians(me.labelRotation); + + var itemsToDraw = []; + + var axisWidth = me.options.gridLines.lineWidth; + var xTickStart = options.position === 'right' ? me.left : me.right - axisWidth - tl; + var xTickEnd = options.position === 'right' ? me.left + tl : me.right; + var yTickStart = options.position === 'bottom' ? me.top + axisWidth : me.bottom - tl - axisWidth; + var yTickEnd = options.position === 'bottom' ? me.top + axisWidth + tl : me.bottom + axisWidth; + + helpers.each(ticks, function(tick, index) { + // autoskipper skipped this tick (#4635) + if (helpers.isNullOrUndef(tick.label)) { + return; + } + + var label = tick.label; + var lineWidth, lineColor, borderDash, borderDashOffset; + if (index === me.zeroLineIndex && options.offset === gridLines.offsetGridLines) { + // Draw the first index specially + lineWidth = gridLines.zeroLineWidth; + lineColor = gridLines.zeroLineColor; + borderDash = gridLines.zeroLineBorderDash; + borderDashOffset = gridLines.zeroLineBorderDashOffset; + } else { + lineWidth = helpers.valueAtIndexOrDefault(gridLines.lineWidth, index); + lineColor = helpers.valueAtIndexOrDefault(gridLines.color, index); + borderDash = helpers.valueOrDefault(gridLines.borderDash, globalDefaults.borderDash); + borderDashOffset = helpers.valueOrDefault(gridLines.borderDashOffset, globalDefaults.borderDashOffset); + } + + // Common properties + var tx1, ty1, tx2, ty2, x1, y1, x2, y2, labelX, labelY; + var textAlign = 'middle'; + var textBaseline = 'middle'; + var tickPadding = optionTicks.padding; + + if (isHorizontal) { + var labelYOffset = tl + tickPadding; + + if (options.position === 'bottom') { + // bottom + textBaseline = !isRotated ? 'top' : 'middle'; + textAlign = !isRotated ? 'center' : 'right'; + labelY = me.top + labelYOffset; + } else { + // top + textBaseline = !isRotated ? 'bottom' : 'middle'; + textAlign = !isRotated ? 'center' : 'left'; + labelY = me.bottom - labelYOffset; + } + + var xLineValue = getLineValue(me, index, gridLines.offsetGridLines && ticks.length > 1); + if (xLineValue < me.left) { + lineColor = 'rgba(0,0,0,0)'; + } + xLineValue += helpers.aliasPixel(lineWidth); + + labelX = me.getPixelForTick(index) + optionTicks.labelOffset; // x values for optionTicks (need to consider offsetLabel option) + + tx1 = tx2 = x1 = x2 = xLineValue; + ty1 = yTickStart; + ty2 = yTickEnd; + y1 = chartArea.top; + y2 = chartArea.bottom + axisWidth; + } else { + var isLeft = options.position === 'left'; + var labelXOffset; + + if (optionTicks.mirror) { + textAlign = isLeft ? 'left' : 'right'; + labelXOffset = tickPadding; + } else { + textAlign = isLeft ? 'right' : 'left'; + labelXOffset = tl + tickPadding; + } + + labelX = isLeft ? me.right - labelXOffset : me.left + labelXOffset; + + var yLineValue = getLineValue(me, index, gridLines.offsetGridLines && ticks.length > 1); + if (yLineValue < me.top) { + lineColor = 'rgba(0,0,0,0)'; + } + yLineValue += helpers.aliasPixel(lineWidth); + + labelY = me.getPixelForTick(index) + optionTicks.labelOffset; + + tx1 = xTickStart; + tx2 = xTickEnd; + x1 = chartArea.left; + x2 = chartArea.right + axisWidth; + ty1 = ty2 = y1 = y2 = yLineValue; + } + + itemsToDraw.push({ + tx1: tx1, + ty1: ty1, + tx2: tx2, + ty2: ty2, + x1: x1, + y1: y1, + x2: x2, + y2: y2, + labelX: labelX, + labelY: labelY, + glWidth: lineWidth, + glColor: lineColor, + glBorderDash: borderDash, + glBorderDashOffset: borderDashOffset, + rotation: -1 * labelRotationRadians, + label: label, + major: tick.major, + textBaseline: textBaseline, + textAlign: textAlign + }); + }); + + // Draw all of the tick labels, tick marks, and grid lines at the correct places + helpers.each(itemsToDraw, function(itemToDraw) { + if (gridLines.display) { + context.save(); + context.lineWidth = itemToDraw.glWidth; + context.strokeStyle = itemToDraw.glColor; + if (context.setLineDash) { + context.setLineDash(itemToDraw.glBorderDash); + context.lineDashOffset = itemToDraw.glBorderDashOffset; + } + + context.beginPath(); + + if (gridLines.drawTicks) { + context.moveTo(itemToDraw.tx1, itemToDraw.ty1); + context.lineTo(itemToDraw.tx2, itemToDraw.ty2); + } + + if (gridLines.drawOnChartArea) { + context.moveTo(itemToDraw.x1, itemToDraw.y1); + context.lineTo(itemToDraw.x2, itemToDraw.y2); + } + + context.stroke(); + context.restore(); + } + + if (optionTicks.display) { + // Make sure we draw text in the correct color and font + context.save(); + context.translate(itemToDraw.labelX, itemToDraw.labelY); + context.rotate(itemToDraw.rotation); + context.font = itemToDraw.major ? majorTickFont.font : tickFont.font; + context.fillStyle = itemToDraw.major ? majorTickFontColor : tickFontColor; + context.textBaseline = itemToDraw.textBaseline; + context.textAlign = itemToDraw.textAlign; + + var label = itemToDraw.label; + if (helpers.isArray(label)) { + var lineCount = label.length; + var lineHeight = tickFont.size * 1.5; + var y = me.isHorizontal() ? 0 : -lineHeight * (lineCount - 1) / 2; + + for (var i = 0; i < lineCount; ++i) { + // We just make sure the multiline element is a string here.. + context.fillText('' + label[i], 0, y); + // apply same lineSpacing as calculated @ L#320 + y += lineHeight; + } + } else { + context.fillText(label, 0, 0); + } + context.restore(); + } + }); + + if (scaleLabel.display) { + // Draw the scale label + var scaleLabelX; + var scaleLabelY; + var rotation = 0; + var halfLineHeight = parseLineHeight(scaleLabel) / 2; + + if (isHorizontal) { + scaleLabelX = me.left + ((me.right - me.left) / 2); // midpoint of the width + scaleLabelY = options.position === 'bottom' + ? me.bottom - halfLineHeight - scaleLabelPadding.bottom + : me.top + halfLineHeight + scaleLabelPadding.top; + } else { + var isLeft = options.position === 'left'; + scaleLabelX = isLeft + ? me.left + halfLineHeight + scaleLabelPadding.top + : me.right - halfLineHeight - scaleLabelPadding.top; + scaleLabelY = me.top + ((me.bottom - me.top) / 2); + rotation = isLeft ? -0.5 * Math.PI : 0.5 * Math.PI; + } + + context.save(); + context.translate(scaleLabelX, scaleLabelY); + context.rotate(rotation); + context.textAlign = 'center'; + context.textBaseline = 'middle'; + context.fillStyle = scaleLabelFontColor; // render in correct colour + context.font = scaleLabelFont.font; + context.fillText(scaleLabel.labelString, 0, 0); + context.restore(); + } + + if (gridLines.drawBorder) { + // Draw the line at the edge of the axis + context.lineWidth = helpers.valueAtIndexOrDefault(gridLines.lineWidth, 0); + context.strokeStyle = helpers.valueAtIndexOrDefault(gridLines.color, 0); + var x1 = me.left; + var x2 = me.right + axisWidth; + var y1 = me.top; + var y2 = me.bottom + axisWidth; + + var aliasPixel = helpers.aliasPixel(context.lineWidth); + if (isHorizontal) { + y1 = y2 = options.position === 'top' ? me.bottom : me.top; + y1 += aliasPixel; + y2 += aliasPixel; + } else { + x1 = x2 = options.position === 'left' ? me.right : me.left; + x1 += aliasPixel; + x2 += aliasPixel; + } + + context.beginPath(); + context.moveTo(x1, y1); + context.lineTo(x2, y2); + context.stroke(); + } + } +}); + +},{"26":26,"27":27,"35":35,"46":46}],34:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var helpers = require(46); +var layouts = require(31); + +module.exports = { + // Scale registration object. Extensions can register new scale types (such as log or DB scales) and then + // use the new chart options to grab the correct scale + constructors: {}, + // Use a registration function so that we can move to an ES6 map when we no longer need to support + // old browsers + + // Scale config defaults + defaults: {}, + registerScaleType: function(type, scaleConstructor, scaleDefaults) { + this.constructors[type] = scaleConstructor; + this.defaults[type] = helpers.clone(scaleDefaults); + }, + getScaleConstructor: function(type) { + return this.constructors.hasOwnProperty(type) ? this.constructors[type] : undefined; + }, + getScaleDefaults: function(type) { + // Return the scale defaults merged with the global settings so that we always use the latest ones + return this.defaults.hasOwnProperty(type) ? helpers.merge({}, [defaults.scale, this.defaults[type]]) : {}; + }, + updateScaleDefaults: function(type, additions) { + var me = this; + if (me.defaults.hasOwnProperty(type)) { + me.defaults[type] = helpers.extend(me.defaults[type], additions); + } + }, + addScalesToLayout: function(chart) { + // Adds each scale to the chart.boxes array to be sized accordingly + helpers.each(chart.scales, function(scale) { + // Set ILayoutItem parameters for backwards compatibility + scale.fullWidth = scale.options.fullWidth; + scale.position = scale.options.position; + scale.weight = scale.options.weight; + layouts.addBox(chart, scale); + }); + } +}; + +},{"26":26,"31":31,"46":46}],35:[function(require,module,exports){ +'use strict'; + +var helpers = require(46); + +/** + * Namespace to hold static tick generation functions + * @namespace Chart.Ticks + */ +module.exports = { + /** + * Namespace to hold formatters for different types of ticks + * @namespace Chart.Ticks.formatters + */ + formatters: { + /** + * Formatter for value labels + * @method Chart.Ticks.formatters.values + * @param value the value to display + * @return {String|Array} the label to display + */ + values: function(value) { + return helpers.isArray(value) ? value : '' + value; + }, + + /** + * Formatter for linear numeric ticks + * @method Chart.Ticks.formatters.linear + * @param tickValue {Number} the value to be formatted + * @param index {Number} the position of the tickValue parameter in the ticks array + * @param ticks {Array} the list of ticks being converted + * @return {String} string representation of the tickValue parameter + */ + linear: function(tickValue, index, ticks) { + // If we have lots of ticks, don't use the ones + var delta = ticks.length > 3 ? ticks[2] - ticks[1] : ticks[1] - ticks[0]; + + // If we have a number like 2.5 as the delta, figure out how many decimal places we need + if (Math.abs(delta) > 1) { + if (tickValue !== Math.floor(tickValue)) { + // not an integer + delta = tickValue - Math.floor(tickValue); + } + } + + var logDelta = helpers.log10(Math.abs(delta)); + var tickString = ''; + + if (tickValue !== 0) { + var maxTick = Math.max(Math.abs(ticks[0]), Math.abs(ticks[ticks.length - 1])); + if (maxTick < 1e-4) { // all ticks are small numbers; use scientific notation + var logTick = helpers.log10(Math.abs(tickValue)); + tickString = tickValue.toExponential(Math.floor(logTick) - Math.floor(logDelta)); + } else { + var numDecimal = -1 * Math.floor(logDelta); + numDecimal = Math.max(Math.min(numDecimal, 20), 0); // toFixed has a max of 20 decimal places + tickString = tickValue.toFixed(numDecimal); + } + } else { + tickString = '0'; // never show decimal places for 0 + } + + return tickString; + }, + + logarithmic: function(tickValue, index, ticks) { + var remain = tickValue / (Math.pow(10, Math.floor(helpers.log10(tickValue)))); + + if (tickValue === 0) { + return '0'; + } else if (remain === 1 || remain === 2 || remain === 5 || index === 0 || index === ticks.length - 1) { + return tickValue.toExponential(); + } + return ''; + } + } +}; + +},{"46":46}],36:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var Element = require(27); +var helpers = require(46); + +defaults._set('global', { + tooltips: { + enabled: true, + custom: null, + mode: 'nearest', + position: 'average', + intersect: true, + backgroundColor: 'rgba(0,0,0,0.8)', + titleFontStyle: 'bold', + titleSpacing: 2, + titleMarginBottom: 6, + titleFontColor: '#fff', + titleAlign: 'left', + bodySpacing: 2, + bodyFontColor: '#fff', + bodyAlign: 'left', + footerFontStyle: 'bold', + footerSpacing: 2, + footerMarginTop: 6, + footerFontColor: '#fff', + footerAlign: 'left', + yPadding: 6, + xPadding: 6, + caretPadding: 2, + caretSize: 5, + cornerRadius: 6, + multiKeyBackground: '#fff', + displayColors: true, + borderColor: 'rgba(0,0,0,0)', + borderWidth: 0, + callbacks: { + // Args are: (tooltipItems, data) + beforeTitle: helpers.noop, + title: function(tooltipItems, data) { + // Pick first xLabel for now + var title = ''; + var labels = data.labels; + var labelCount = labels ? labels.length : 0; + + if (tooltipItems.length > 0) { + var item = tooltipItems[0]; + + if (item.xLabel) { + title = item.xLabel; + } else if (labelCount > 0 && item.index < labelCount) { + title = labels[item.index]; + } + } + + return title; + }, + afterTitle: helpers.noop, + + // Args are: (tooltipItems, data) + beforeBody: helpers.noop, + + // Args are: (tooltipItem, data) + beforeLabel: helpers.noop, + label: function(tooltipItem, data) { + var label = data.datasets[tooltipItem.datasetIndex].label || ''; + + if (label) { + label += ': '; + } + label += tooltipItem.yLabel; + return label; + }, + labelColor: function(tooltipItem, chart) { + var meta = chart.getDatasetMeta(tooltipItem.datasetIndex); + var activeElement = meta.data[tooltipItem.index]; + var view = activeElement._view; + return { + borderColor: view.borderColor, + backgroundColor: view.backgroundColor + }; + }, + labelTextColor: function() { + return this._options.bodyFontColor; + }, + afterLabel: helpers.noop, + + // Args are: (tooltipItems, data) + afterBody: helpers.noop, + + // Args are: (tooltipItems, data) + beforeFooter: helpers.noop, + footer: helpers.noop, + afterFooter: helpers.noop + } + } +}); + +var positioners = { + /** + * Average mode places the tooltip at the average position of the elements shown + * @function Chart.Tooltip.positioners.average + * @param elements {ChartElement[]} the elements being displayed in the tooltip + * @returns {Point} tooltip position + */ + average: function(elements) { + if (!elements.length) { + return false; + } + + var i, len; + var x = 0; + var y = 0; + var count = 0; + + for (i = 0, len = elements.length; i < len; ++i) { + var el = elements[i]; + if (el && el.hasValue()) { + var pos = el.tooltipPosition(); + x += pos.x; + y += pos.y; + ++count; + } + } + + return { + x: Math.round(x / count), + y: Math.round(y / count) + }; + }, + + /** + * Gets the tooltip position nearest of the item nearest to the event position + * @function Chart.Tooltip.positioners.nearest + * @param elements {Chart.Element[]} the tooltip elements + * @param eventPosition {Point} the position of the event in canvas coordinates + * @returns {Point} the tooltip position + */ + nearest: function(elements, eventPosition) { + var x = eventPosition.x; + var y = eventPosition.y; + var minDistance = Number.POSITIVE_INFINITY; + var i, len, nearestElement; + + for (i = 0, len = elements.length; i < len; ++i) { + var el = elements[i]; + if (el && el.hasValue()) { + var center = el.getCenterPoint(); + var d = helpers.distanceBetweenPoints(eventPosition, center); + + if (d < minDistance) { + minDistance = d; + nearestElement = el; + } + } + } + + if (nearestElement) { + var tp = nearestElement.tooltipPosition(); + x = tp.x; + y = tp.y; + } + + return { + x: x, + y: y + }; + } +}; + +/** + * Helper method to merge the opacity into a color + */ +function mergeOpacity(colorString, opacity) { + var color = helpers.color(colorString); + return color.alpha(opacity * color.alpha()).rgbaString(); +} + +// Helper to push or concat based on if the 2nd parameter is an array or not +function pushOrConcat(base, toPush) { + if (toPush) { + if (helpers.isArray(toPush)) { + // base = base.concat(toPush); + Array.prototype.push.apply(base, toPush); + } else { + base.push(toPush); + } + } + + return base; +} + +/** + * Returns array of strings split by newline + * @param {String} value - The value to split by newline. + * @returns {Array} value if newline present - Returned from String split() method + * @function + */ +function splitNewlines(str) { + if ((typeof str === 'string' || str instanceof String) && str.indexOf('\n') > -1) { + return str.split('\n'); + } + return str; +} + + +// Private helper to create a tooltip item model +// @param element : the chart element (point, arc, bar) to create the tooltip item for +// @return : new tooltip item +function createTooltipItem(element) { + var xScale = element._xScale; + var yScale = element._yScale || element._scale; // handle radar || polarArea charts + var index = element._index; + var datasetIndex = element._datasetIndex; + + return { + xLabel: xScale ? xScale.getLabelForIndex(index, datasetIndex) : '', + yLabel: yScale ? yScale.getLabelForIndex(index, datasetIndex) : '', + index: index, + datasetIndex: datasetIndex, + x: element._model.x, + y: element._model.y + }; +} + +/** + * Helper to get the reset model for the tooltip + * @param tooltipOpts {Object} the tooltip options + */ +function getBaseModel(tooltipOpts) { + var globalDefaults = defaults.global; + var valueOrDefault = helpers.valueOrDefault; + + return { + // Positioning + xPadding: tooltipOpts.xPadding, + yPadding: tooltipOpts.yPadding, + xAlign: tooltipOpts.xAlign, + yAlign: tooltipOpts.yAlign, + + // Body + bodyFontColor: tooltipOpts.bodyFontColor, + _bodyFontFamily: valueOrDefault(tooltipOpts.bodyFontFamily, globalDefaults.defaultFontFamily), + _bodyFontStyle: valueOrDefault(tooltipOpts.bodyFontStyle, globalDefaults.defaultFontStyle), + _bodyAlign: tooltipOpts.bodyAlign, + bodyFontSize: valueOrDefault(tooltipOpts.bodyFontSize, globalDefaults.defaultFontSize), + bodySpacing: tooltipOpts.bodySpacing, + + // Title + titleFontColor: tooltipOpts.titleFontColor, + _titleFontFamily: valueOrDefault(tooltipOpts.titleFontFamily, globalDefaults.defaultFontFamily), + _titleFontStyle: valueOrDefault(tooltipOpts.titleFontStyle, globalDefaults.defaultFontStyle), + titleFontSize: valueOrDefault(tooltipOpts.titleFontSize, globalDefaults.defaultFontSize), + _titleAlign: tooltipOpts.titleAlign, + titleSpacing: tooltipOpts.titleSpacing, + titleMarginBottom: tooltipOpts.titleMarginBottom, + + // Footer + footerFontColor: tooltipOpts.footerFontColor, + _footerFontFamily: valueOrDefault(tooltipOpts.footerFontFamily, globalDefaults.defaultFontFamily), + _footerFontStyle: valueOrDefault(tooltipOpts.footerFontStyle, globalDefaults.defaultFontStyle), + footerFontSize: valueOrDefault(tooltipOpts.footerFontSize, globalDefaults.defaultFontSize), + _footerAlign: tooltipOpts.footerAlign, + footerSpacing: tooltipOpts.footerSpacing, + footerMarginTop: tooltipOpts.footerMarginTop, + + // Appearance + caretSize: tooltipOpts.caretSize, + cornerRadius: tooltipOpts.cornerRadius, + backgroundColor: tooltipOpts.backgroundColor, + opacity: 0, + legendColorBackground: tooltipOpts.multiKeyBackground, + displayColors: tooltipOpts.displayColors, + borderColor: tooltipOpts.borderColor, + borderWidth: tooltipOpts.borderWidth + }; +} + +/** + * Get the size of the tooltip + */ +function getTooltipSize(tooltip, model) { + var ctx = tooltip._chart.ctx; + + var height = model.yPadding * 2; // Tooltip Padding + var width = 0; + + // Count of all lines in the body + var body = model.body; + var combinedBodyLength = body.reduce(function(count, bodyItem) { + return count + bodyItem.before.length + bodyItem.lines.length + bodyItem.after.length; + }, 0); + combinedBodyLength += model.beforeBody.length + model.afterBody.length; + + var titleLineCount = model.title.length; + var footerLineCount = model.footer.length; + var titleFontSize = model.titleFontSize; + var bodyFontSize = model.bodyFontSize; + var footerFontSize = model.footerFontSize; + + height += titleLineCount * titleFontSize; // Title Lines + height += titleLineCount ? (titleLineCount - 1) * model.titleSpacing : 0; // Title Line Spacing + height += titleLineCount ? model.titleMarginBottom : 0; // Title's bottom Margin + height += combinedBodyLength * bodyFontSize; // Body Lines + height += combinedBodyLength ? (combinedBodyLength - 1) * model.bodySpacing : 0; // Body Line Spacing + height += footerLineCount ? model.footerMarginTop : 0; // Footer Margin + height += footerLineCount * (footerFontSize); // Footer Lines + height += footerLineCount ? (footerLineCount - 1) * model.footerSpacing : 0; // Footer Line Spacing + + // Title width + var widthPadding = 0; + var maxLineWidth = function(line) { + width = Math.max(width, ctx.measureText(line).width + widthPadding); + }; + + ctx.font = helpers.fontString(titleFontSize, model._titleFontStyle, model._titleFontFamily); + helpers.each(model.title, maxLineWidth); + + // Body width + ctx.font = helpers.fontString(bodyFontSize, model._bodyFontStyle, model._bodyFontFamily); + helpers.each(model.beforeBody.concat(model.afterBody), maxLineWidth); + + // Body lines may include some extra width due to the color box + widthPadding = model.displayColors ? (bodyFontSize + 2) : 0; + helpers.each(body, function(bodyItem) { + helpers.each(bodyItem.before, maxLineWidth); + helpers.each(bodyItem.lines, maxLineWidth); + helpers.each(bodyItem.after, maxLineWidth); + }); + + // Reset back to 0 + widthPadding = 0; + + // Footer width + ctx.font = helpers.fontString(footerFontSize, model._footerFontStyle, model._footerFontFamily); + helpers.each(model.footer, maxLineWidth); + + // Add padding + width += 2 * model.xPadding; + + return { + width: width, + height: height + }; +} + +/** + * Helper to get the alignment of a tooltip given the size + */ +function determineAlignment(tooltip, size) { + var model = tooltip._model; + var chart = tooltip._chart; + var chartArea = tooltip._chart.chartArea; + var xAlign = 'center'; + var yAlign = 'center'; + + if (model.y < size.height) { + yAlign = 'top'; + } else if (model.y > (chart.height - size.height)) { + yAlign = 'bottom'; + } + + var lf, rf; // functions to determine left, right alignment + var olf, orf; // functions to determine if left/right alignment causes tooltip to go outside chart + var yf; // function to get the y alignment if the tooltip goes outside of the left or right edges + var midX = (chartArea.left + chartArea.right) / 2; + var midY = (chartArea.top + chartArea.bottom) / 2; + + if (yAlign === 'center') { + lf = function(x) { + return x <= midX; + }; + rf = function(x) { + return x > midX; + }; + } else { + lf = function(x) { + return x <= (size.width / 2); + }; + rf = function(x) { + return x >= (chart.width - (size.width / 2)); + }; + } + + olf = function(x) { + return x + size.width + model.caretSize + model.caretPadding > chart.width; + }; + orf = function(x) { + return x - size.width - model.caretSize - model.caretPadding < 0; + }; + yf = function(y) { + return y <= midY ? 'top' : 'bottom'; + }; + + if (lf(model.x)) { + xAlign = 'left'; + + // Is tooltip too wide and goes over the right side of the chart.? + if (olf(model.x)) { + xAlign = 'center'; + yAlign = yf(model.y); + } + } else if (rf(model.x)) { + xAlign = 'right'; + + // Is tooltip too wide and goes outside left edge of canvas? + if (orf(model.x)) { + xAlign = 'center'; + yAlign = yf(model.y); + } + } + + var opts = tooltip._options; + return { + xAlign: opts.xAlign ? opts.xAlign : xAlign, + yAlign: opts.yAlign ? opts.yAlign : yAlign + }; +} + +/** + * Helper to get the location a tooltip needs to be placed at given the initial position (via the vm) and the size and alignment + */ +function getBackgroundPoint(vm, size, alignment, chart) { + // Background Position + var x = vm.x; + var y = vm.y; + + var caretSize = vm.caretSize; + var caretPadding = vm.caretPadding; + var cornerRadius = vm.cornerRadius; + var xAlign = alignment.xAlign; + var yAlign = alignment.yAlign; + var paddingAndSize = caretSize + caretPadding; + var radiusAndPadding = cornerRadius + caretPadding; + + if (xAlign === 'right') { + x -= size.width; + } else if (xAlign === 'center') { + x -= (size.width / 2); + if (x + size.width > chart.width) { + x = chart.width - size.width; + } + if (x < 0) { + x = 0; + } + } + + if (yAlign === 'top') { + y += paddingAndSize; + } else if (yAlign === 'bottom') { + y -= size.height + paddingAndSize; + } else { + y -= (size.height / 2); + } + + if (yAlign === 'center') { + if (xAlign === 'left') { + x += paddingAndSize; + } else if (xAlign === 'right') { + x -= paddingAndSize; + } + } else if (xAlign === 'left') { + x -= radiusAndPadding; + } else if (xAlign === 'right') { + x += radiusAndPadding; + } + + return { + x: x, + y: y + }; +} + +/** + * Helper to build before and after body lines + */ +function getBeforeAfterBodyLines(callback) { + return pushOrConcat([], splitNewlines(callback)); +} + +var exports = module.exports = Element.extend({ + initialize: function() { + this._model = getBaseModel(this._options); + this._lastActive = []; + }, + + // Get the title + // Args are: (tooltipItem, data) + getTitle: function() { + var me = this; + var opts = me._options; + var callbacks = opts.callbacks; + + var beforeTitle = callbacks.beforeTitle.apply(me, arguments); + var title = callbacks.title.apply(me, arguments); + var afterTitle = callbacks.afterTitle.apply(me, arguments); + + var lines = []; + lines = pushOrConcat(lines, splitNewlines(beforeTitle)); + lines = pushOrConcat(lines, splitNewlines(title)); + lines = pushOrConcat(lines, splitNewlines(afterTitle)); + + return lines; + }, + + // Args are: (tooltipItem, data) + getBeforeBody: function() { + return getBeforeAfterBodyLines(this._options.callbacks.beforeBody.apply(this, arguments)); + }, + + // Args are: (tooltipItem, data) + getBody: function(tooltipItems, data) { + var me = this; + var callbacks = me._options.callbacks; + var bodyItems = []; + + helpers.each(tooltipItems, function(tooltipItem) { + var bodyItem = { + before: [], + lines: [], + after: [] + }; + pushOrConcat(bodyItem.before, splitNewlines(callbacks.beforeLabel.call(me, tooltipItem, data))); + pushOrConcat(bodyItem.lines, callbacks.label.call(me, tooltipItem, data)); + pushOrConcat(bodyItem.after, splitNewlines(callbacks.afterLabel.call(me, tooltipItem, data))); + + bodyItems.push(bodyItem); + }); + + return bodyItems; + }, + + // Args are: (tooltipItem, data) + getAfterBody: function() { + return getBeforeAfterBodyLines(this._options.callbacks.afterBody.apply(this, arguments)); + }, + + // Get the footer and beforeFooter and afterFooter lines + // Args are: (tooltipItem, data) + getFooter: function() { + var me = this; + var callbacks = me._options.callbacks; + + var beforeFooter = callbacks.beforeFooter.apply(me, arguments); + var footer = callbacks.footer.apply(me, arguments); + var afterFooter = callbacks.afterFooter.apply(me, arguments); + + var lines = []; + lines = pushOrConcat(lines, splitNewlines(beforeFooter)); + lines = pushOrConcat(lines, splitNewlines(footer)); + lines = pushOrConcat(lines, splitNewlines(afterFooter)); + + return lines; + }, + + update: function(changed) { + var me = this; + var opts = me._options; + + // Need to regenerate the model because its faster than using extend and it is necessary due to the optimization in Chart.Element.transition + // that does _view = _model if ease === 1. This causes the 2nd tooltip update to set properties in both the view and model at the same time + // which breaks any animations. + var existingModel = me._model; + var model = me._model = getBaseModel(opts); + var active = me._active; + + var data = me._data; + + // In the case where active.length === 0 we need to keep these at existing values for good animations + var alignment = { + xAlign: existingModel.xAlign, + yAlign: existingModel.yAlign + }; + var backgroundPoint = { + x: existingModel.x, + y: existingModel.y + }; + var tooltipSize = { + width: existingModel.width, + height: existingModel.height + }; + var tooltipPosition = { + x: existingModel.caretX, + y: existingModel.caretY + }; + + var i, len; + + if (active.length) { + model.opacity = 1; + + var labelColors = []; + var labelTextColors = []; + tooltipPosition = positioners[opts.position].call(me, active, me._eventPosition); + + var tooltipItems = []; + for (i = 0, len = active.length; i < len; ++i) { + tooltipItems.push(createTooltipItem(active[i])); + } + + // If the user provided a filter function, use it to modify the tooltip items + if (opts.filter) { + tooltipItems = tooltipItems.filter(function(a) { + return opts.filter(a, data); + }); + } + + // If the user provided a sorting function, use it to modify the tooltip items + if (opts.itemSort) { + tooltipItems = tooltipItems.sort(function(a, b) { + return opts.itemSort(a, b, data); + }); + } + + // Determine colors for boxes + helpers.each(tooltipItems, function(tooltipItem) { + labelColors.push(opts.callbacks.labelColor.call(me, tooltipItem, me._chart)); + labelTextColors.push(opts.callbacks.labelTextColor.call(me, tooltipItem, me._chart)); + }); + + + // Build the Text Lines + model.title = me.getTitle(tooltipItems, data); + model.beforeBody = me.getBeforeBody(tooltipItems, data); + model.body = me.getBody(tooltipItems, data); + model.afterBody = me.getAfterBody(tooltipItems, data); + model.footer = me.getFooter(tooltipItems, data); + + // Initial positioning and colors + model.x = Math.round(tooltipPosition.x); + model.y = Math.round(tooltipPosition.y); + model.caretPadding = opts.caretPadding; + model.labelColors = labelColors; + model.labelTextColors = labelTextColors; + + // data points + model.dataPoints = tooltipItems; + + // We need to determine alignment of the tooltip + tooltipSize = getTooltipSize(this, model); + alignment = determineAlignment(this, tooltipSize); + // Final Size and Position + backgroundPoint = getBackgroundPoint(model, tooltipSize, alignment, me._chart); + } else { + model.opacity = 0; + } + + model.xAlign = alignment.xAlign; + model.yAlign = alignment.yAlign; + model.x = backgroundPoint.x; + model.y = backgroundPoint.y; + model.width = tooltipSize.width; + model.height = tooltipSize.height; + + // Point where the caret on the tooltip points to + model.caretX = tooltipPosition.x; + model.caretY = tooltipPosition.y; + + me._model = model; + + if (changed && opts.custom) { + opts.custom.call(me, model); + } + + return me; + }, + + drawCaret: function(tooltipPoint, size) { + var ctx = this._chart.ctx; + var vm = this._view; + var caretPosition = this.getCaretPosition(tooltipPoint, size, vm); + + ctx.lineTo(caretPosition.x1, caretPosition.y1); + ctx.lineTo(caretPosition.x2, caretPosition.y2); + ctx.lineTo(caretPosition.x3, caretPosition.y3); + }, + getCaretPosition: function(tooltipPoint, size, vm) { + var x1, x2, x3, y1, y2, y3; + var caretSize = vm.caretSize; + var cornerRadius = vm.cornerRadius; + var xAlign = vm.xAlign; + var yAlign = vm.yAlign; + var ptX = tooltipPoint.x; + var ptY = tooltipPoint.y; + var width = size.width; + var height = size.height; + + if (yAlign === 'center') { + y2 = ptY + (height / 2); + + if (xAlign === 'left') { + x1 = ptX; + x2 = x1 - caretSize; + x3 = x1; + + y1 = y2 + caretSize; + y3 = y2 - caretSize; + } else { + x1 = ptX + width; + x2 = x1 + caretSize; + x3 = x1; + + y1 = y2 - caretSize; + y3 = y2 + caretSize; + } + } else { + if (xAlign === 'left') { + x2 = ptX + cornerRadius + (caretSize); + x1 = x2 - caretSize; + x3 = x2 + caretSize; + } else if (xAlign === 'right') { + x2 = ptX + width - cornerRadius - caretSize; + x1 = x2 - caretSize; + x3 = x2 + caretSize; + } else { + x2 = vm.caretX; + x1 = x2 - caretSize; + x3 = x2 + caretSize; + } + if (yAlign === 'top') { + y1 = ptY; + y2 = y1 - caretSize; + y3 = y1; + } else { + y1 = ptY + height; + y2 = y1 + caretSize; + y3 = y1; + // invert drawing order + var tmp = x3; + x3 = x1; + x1 = tmp; + } + } + return {x1: x1, x2: x2, x3: x3, y1: y1, y2: y2, y3: y3}; + }, + + drawTitle: function(pt, vm, ctx, opacity) { + var title = vm.title; + + if (title.length) { + ctx.textAlign = vm._titleAlign; + ctx.textBaseline = 'top'; + + var titleFontSize = vm.titleFontSize; + var titleSpacing = vm.titleSpacing; + + ctx.fillStyle = mergeOpacity(vm.titleFontColor, opacity); + ctx.font = helpers.fontString(titleFontSize, vm._titleFontStyle, vm._titleFontFamily); + + var i, len; + for (i = 0, len = title.length; i < len; ++i) { + ctx.fillText(title[i], pt.x, pt.y); + pt.y += titleFontSize + titleSpacing; // Line Height and spacing + + if (i + 1 === title.length) { + pt.y += vm.titleMarginBottom - titleSpacing; // If Last, add margin, remove spacing + } + } + } + }, + + drawBody: function(pt, vm, ctx, opacity) { + var bodyFontSize = vm.bodyFontSize; + var bodySpacing = vm.bodySpacing; + var body = vm.body; + + ctx.textAlign = vm._bodyAlign; + ctx.textBaseline = 'top'; + ctx.font = helpers.fontString(bodyFontSize, vm._bodyFontStyle, vm._bodyFontFamily); + + // Before Body + var xLinePadding = 0; + var fillLineOfText = function(line) { + ctx.fillText(line, pt.x + xLinePadding, pt.y); + pt.y += bodyFontSize + bodySpacing; + }; + + // Before body lines + ctx.fillStyle = mergeOpacity(vm.bodyFontColor, opacity); + helpers.each(vm.beforeBody, fillLineOfText); + + var drawColorBoxes = vm.displayColors; + xLinePadding = drawColorBoxes ? (bodyFontSize + 2) : 0; + + // Draw body lines now + helpers.each(body, function(bodyItem, i) { + var textColor = mergeOpacity(vm.labelTextColors[i], opacity); + ctx.fillStyle = textColor; + helpers.each(bodyItem.before, fillLineOfText); + + helpers.each(bodyItem.lines, function(line) { + // Draw Legend-like boxes if needed + if (drawColorBoxes) { + // Fill a white rect so that colours merge nicely if the opacity is < 1 + ctx.fillStyle = mergeOpacity(vm.legendColorBackground, opacity); + ctx.fillRect(pt.x, pt.y, bodyFontSize, bodyFontSize); + + // Border + ctx.lineWidth = 1; + ctx.strokeStyle = mergeOpacity(vm.labelColors[i].borderColor, opacity); + ctx.strokeRect(pt.x, pt.y, bodyFontSize, bodyFontSize); + + // Inner square + ctx.fillStyle = mergeOpacity(vm.labelColors[i].backgroundColor, opacity); + ctx.fillRect(pt.x + 1, pt.y + 1, bodyFontSize - 2, bodyFontSize - 2); + ctx.fillStyle = textColor; + } + + fillLineOfText(line); + }); + + helpers.each(bodyItem.after, fillLineOfText); + }); + + // Reset back to 0 for after body + xLinePadding = 0; + + // After body lines + helpers.each(vm.afterBody, fillLineOfText); + pt.y -= bodySpacing; // Remove last body spacing + }, + + drawFooter: function(pt, vm, ctx, opacity) { + var footer = vm.footer; + + if (footer.length) { + pt.y += vm.footerMarginTop; + + ctx.textAlign = vm._footerAlign; + ctx.textBaseline = 'top'; + + ctx.fillStyle = mergeOpacity(vm.footerFontColor, opacity); + ctx.font = helpers.fontString(vm.footerFontSize, vm._footerFontStyle, vm._footerFontFamily); + + helpers.each(footer, function(line) { + ctx.fillText(line, pt.x, pt.y); + pt.y += vm.footerFontSize + vm.footerSpacing; + }); + } + }, + + drawBackground: function(pt, vm, ctx, tooltipSize, opacity) { + ctx.fillStyle = mergeOpacity(vm.backgroundColor, opacity); + ctx.strokeStyle = mergeOpacity(vm.borderColor, opacity); + ctx.lineWidth = vm.borderWidth; + var xAlign = vm.xAlign; + var yAlign = vm.yAlign; + var x = pt.x; + var y = pt.y; + var width = tooltipSize.width; + var height = tooltipSize.height; + var radius = vm.cornerRadius; + + ctx.beginPath(); + ctx.moveTo(x + radius, y); + if (yAlign === 'top') { + this.drawCaret(pt, tooltipSize); + } + ctx.lineTo(x + width - radius, y); + ctx.quadraticCurveTo(x + width, y, x + width, y + radius); + if (yAlign === 'center' && xAlign === 'right') { + this.drawCaret(pt, tooltipSize); + } + ctx.lineTo(x + width, y + height - radius); + ctx.quadraticCurveTo(x + width, y + height, x + width - radius, y + height); + if (yAlign === 'bottom') { + this.drawCaret(pt, tooltipSize); + } + ctx.lineTo(x + radius, y + height); + ctx.quadraticCurveTo(x, y + height, x, y + height - radius); + if (yAlign === 'center' && xAlign === 'left') { + this.drawCaret(pt, tooltipSize); + } + ctx.lineTo(x, y + radius); + ctx.quadraticCurveTo(x, y, x + radius, y); + ctx.closePath(); + + ctx.fill(); + + if (vm.borderWidth > 0) { + ctx.stroke(); + } + }, + + draw: function() { + var ctx = this._chart.ctx; + var vm = this._view; + + if (vm.opacity === 0) { + return; + } + + var tooltipSize = { + width: vm.width, + height: vm.height + }; + var pt = { + x: vm.x, + y: vm.y + }; + + // IE11/Edge does not like very small opacities, so snap to 0 + var opacity = Math.abs(vm.opacity < 1e-3) ? 0 : vm.opacity; + + // Truthy/falsey value for empty tooltip + var hasTooltipContent = vm.title.length || vm.beforeBody.length || vm.body.length || vm.afterBody.length || vm.footer.length; + + if (this._options.enabled && hasTooltipContent) { + // Draw Background + this.drawBackground(pt, vm, ctx, tooltipSize, opacity); + + // Draw Title, Body, and Footer + pt.x += vm.xPadding; + pt.y += vm.yPadding; + + // Titles + this.drawTitle(pt, vm, ctx, opacity); + + // Body + this.drawBody(pt, vm, ctx, opacity); + + // Footer + this.drawFooter(pt, vm, ctx, opacity); + } + }, + + /** + * Handle an event + * @private + * @param {IEvent} event - The event to handle + * @returns {Boolean} true if the tooltip changed + */ + handleEvent: function(e) { + var me = this; + var options = me._options; + var changed = false; + + me._lastActive = me._lastActive || []; + + // Find Active Elements for tooltips + if (e.type === 'mouseout') { + me._active = []; + } else { + me._active = me._chart.getElementsAtEventForMode(e, options.mode, options); + } + + // Remember Last Actives + changed = !helpers.arrayEquals(me._active, me._lastActive); + + // Only handle target event on tooltip change + if (changed) { + me._lastActive = me._active; + + if (options.enabled || options.custom) { + me._eventPosition = { + x: e.x, + y: e.y + }; + + me.update(true); + me.pivot(); + } + } + + return changed; + } +}); + +/** + * @namespace Chart.Tooltip.positioners + */ +exports.positioners = positioners; + + +},{"26":26,"27":27,"46":46}],37:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var Element = require(27); +var helpers = require(46); + +defaults._set('global', { + elements: { + arc: { + backgroundColor: defaults.global.defaultColor, + borderColor: '#fff', + borderWidth: 2 + } + } +}); + +module.exports = Element.extend({ + inLabelRange: function(mouseX) { + var vm = this._view; + + if (vm) { + return (Math.pow(mouseX - vm.x, 2) < Math.pow(vm.radius + vm.hoverRadius, 2)); + } + return false; + }, + + inRange: function(chartX, chartY) { + var vm = this._view; + + if (vm) { + var pointRelativePosition = helpers.getAngleFromPoint(vm, {x: chartX, y: chartY}); + var angle = pointRelativePosition.angle; + var distance = pointRelativePosition.distance; + + // Sanitise angle range + var startAngle = vm.startAngle; + var endAngle = vm.endAngle; + while (endAngle < startAngle) { + endAngle += 2.0 * Math.PI; + } + while (angle > endAngle) { + angle -= 2.0 * Math.PI; + } + while (angle < startAngle) { + angle += 2.0 * Math.PI; + } + + // Check if within the range of the open/close angle + var betweenAngles = (angle >= startAngle && angle <= endAngle); + var withinRadius = (distance >= vm.innerRadius && distance <= vm.outerRadius); + + return (betweenAngles && withinRadius); + } + return false; + }, + + getCenterPoint: function() { + var vm = this._view; + var halfAngle = (vm.startAngle + vm.endAngle) / 2; + var halfRadius = (vm.innerRadius + vm.outerRadius) / 2; + return { + x: vm.x + Math.cos(halfAngle) * halfRadius, + y: vm.y + Math.sin(halfAngle) * halfRadius + }; + }, + + getArea: function() { + var vm = this._view; + return Math.PI * ((vm.endAngle - vm.startAngle) / (2 * Math.PI)) * (Math.pow(vm.outerRadius, 2) - Math.pow(vm.innerRadius, 2)); + }, + + tooltipPosition: function() { + var vm = this._view; + var centreAngle = vm.startAngle + ((vm.endAngle - vm.startAngle) / 2); + var rangeFromCentre = (vm.outerRadius - vm.innerRadius) / 2 + vm.innerRadius; + + return { + x: vm.x + (Math.cos(centreAngle) * rangeFromCentre), + y: vm.y + (Math.sin(centreAngle) * rangeFromCentre) + }; + }, + + draw: function() { + var ctx = this._chart.ctx; + var vm = this._view; + var sA = vm.startAngle; + var eA = vm.endAngle; + + ctx.beginPath(); + + ctx.arc(vm.x, vm.y, vm.outerRadius, sA, eA); + ctx.arc(vm.x, vm.y, vm.innerRadius, eA, sA, true); + + ctx.closePath(); + ctx.strokeStyle = vm.borderColor; + ctx.lineWidth = vm.borderWidth; + + ctx.fillStyle = vm.backgroundColor; + + ctx.fill(); + ctx.lineJoin = 'bevel'; + + if (vm.borderWidth) { + ctx.stroke(); + } + } +}); + +},{"26":26,"27":27,"46":46}],38:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var Element = require(27); +var helpers = require(46); + +var globalDefaults = defaults.global; + +defaults._set('global', { + elements: { + line: { + tension: 0.4, + backgroundColor: globalDefaults.defaultColor, + borderWidth: 3, + borderColor: globalDefaults.defaultColor, + borderCapStyle: 'butt', + borderDash: [], + borderDashOffset: 0.0, + borderJoinStyle: 'miter', + capBezierPoints: true, + fill: true, // do we fill in the area between the line and its base axis + } + } +}); + +module.exports = Element.extend({ + draw: function() { + var me = this; + var vm = me._view; + var ctx = me._chart.ctx; + var spanGaps = vm.spanGaps; + var points = me._children.slice(); // clone array + var globalOptionLineElements = globalDefaults.elements.line; + var lastDrawnIndex = -1; + var index, current, previous, currentVM; + + // If we are looping, adding the first point again + if (me._loop && points.length) { + points.push(points[0]); + } + + ctx.save(); + + // Stroke Line Options + ctx.lineCap = vm.borderCapStyle || globalOptionLineElements.borderCapStyle; + + // IE 9 and 10 do not support line dash + if (ctx.setLineDash) { + ctx.setLineDash(vm.borderDash || globalOptionLineElements.borderDash); + } + + ctx.lineDashOffset = vm.borderDashOffset || globalOptionLineElements.borderDashOffset; + ctx.lineJoin = vm.borderJoinStyle || globalOptionLineElements.borderJoinStyle; + ctx.lineWidth = vm.borderWidth || globalOptionLineElements.borderWidth; + ctx.strokeStyle = vm.borderColor || globalDefaults.defaultColor; + + // Stroke Line + ctx.beginPath(); + lastDrawnIndex = -1; + + for (index = 0; index < points.length; ++index) { + current = points[index]; + previous = helpers.previousItem(points, index); + currentVM = current._view; + + // First point moves to it's starting position no matter what + if (index === 0) { + if (!currentVM.skip) { + ctx.moveTo(currentVM.x, currentVM.y); + lastDrawnIndex = index; + } + } else { + previous = lastDrawnIndex === -1 ? previous : points[lastDrawnIndex]; + + if (!currentVM.skip) { + if ((lastDrawnIndex !== (index - 1) && !spanGaps) || lastDrawnIndex === -1) { + // There was a gap and this is the first point after the gap + ctx.moveTo(currentVM.x, currentVM.y); + } else { + // Line to next point + helpers.canvas.lineTo(ctx, previous._view, current._view); + } + lastDrawnIndex = index; + } + } + } + + ctx.stroke(); + ctx.restore(); + } +}); + +},{"26":26,"27":27,"46":46}],39:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var Element = require(27); +var helpers = require(46); + +var defaultColor = defaults.global.defaultColor; + +defaults._set('global', { + elements: { + point: { + radius: 3, + pointStyle: 'circle', + backgroundColor: defaultColor, + borderColor: defaultColor, + borderWidth: 1, + // Hover + hitRadius: 1, + hoverRadius: 4, + hoverBorderWidth: 1 + } + } +}); + +function xRange(mouseX) { + var vm = this._view; + return vm ? (Math.abs(mouseX - vm.x) < vm.radius + vm.hitRadius) : false; +} + +function yRange(mouseY) { + var vm = this._view; + return vm ? (Math.abs(mouseY - vm.y) < vm.radius + vm.hitRadius) : false; +} + +module.exports = Element.extend({ + inRange: function(mouseX, mouseY) { + var vm = this._view; + return vm ? ((Math.pow(mouseX - vm.x, 2) + Math.pow(mouseY - vm.y, 2)) < Math.pow(vm.hitRadius + vm.radius, 2)) : false; + }, + + inLabelRange: xRange, + inXRange: xRange, + inYRange: yRange, + + getCenterPoint: function() { + var vm = this._view; + return { + x: vm.x, + y: vm.y + }; + }, + + getArea: function() { + return Math.PI * Math.pow(this._view.radius, 2); + }, + + tooltipPosition: function() { + var vm = this._view; + return { + x: vm.x, + y: vm.y, + padding: vm.radius + vm.borderWidth + }; + }, + + draw: function(chartArea) { + var vm = this._view; + var model = this._model; + var ctx = this._chart.ctx; + var pointStyle = vm.pointStyle; + var rotation = vm.rotation; + var radius = vm.radius; + var x = vm.x; + var y = vm.y; + var errMargin = 1.01; // 1.01 is margin for Accumulated error. (Especially Edge, IE.) + + if (vm.skip) { + return; + } + + // Clipping for Points. + if (chartArea === undefined || (model.x >= chartArea.left && chartArea.right * errMargin >= model.x && model.y >= chartArea.top && chartArea.bottom * errMargin >= model.y)) { + ctx.strokeStyle = vm.borderColor || defaultColor; + ctx.lineWidth = helpers.valueOrDefault(vm.borderWidth, defaults.global.elements.point.borderWidth); + ctx.fillStyle = vm.backgroundColor || defaultColor; + helpers.canvas.drawPoint(ctx, pointStyle, radius, x, y, rotation); + } + } +}); + +},{"26":26,"27":27,"46":46}],40:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var Element = require(27); + +defaults._set('global', { + elements: { + rectangle: { + backgroundColor: defaults.global.defaultColor, + borderColor: defaults.global.defaultColor, + borderSkipped: 'bottom', + borderWidth: 0 + } + } +}); + +function isVertical(bar) { + return bar._view.width !== undefined; +} + +/** + * Helper function to get the bounds of the bar regardless of the orientation + * @param bar {Chart.Element.Rectangle} the bar + * @return {Bounds} bounds of the bar + * @private + */ +function getBarBounds(bar) { + var vm = bar._view; + var x1, x2, y1, y2; + + if (isVertical(bar)) { + // vertical + var halfWidth = vm.width / 2; + x1 = vm.x - halfWidth; + x2 = vm.x + halfWidth; + y1 = Math.min(vm.y, vm.base); + y2 = Math.max(vm.y, vm.base); + } else { + // horizontal bar + var halfHeight = vm.height / 2; + x1 = Math.min(vm.x, vm.base); + x2 = Math.max(vm.x, vm.base); + y1 = vm.y - halfHeight; + y2 = vm.y + halfHeight; + } + + return { + left: x1, + top: y1, + right: x2, + bottom: y2 + }; +} + +module.exports = Element.extend({ + draw: function() { + var ctx = this._chart.ctx; + var vm = this._view; + var left, right, top, bottom, signX, signY, borderSkipped; + var borderWidth = vm.borderWidth; + + if (!vm.horizontal) { + // bar + left = vm.x - vm.width / 2; + right = vm.x + vm.width / 2; + top = vm.y; + bottom = vm.base; + signX = 1; + signY = bottom > top ? 1 : -1; + borderSkipped = vm.borderSkipped || 'bottom'; + } else { + // horizontal bar + left = vm.base; + right = vm.x; + top = vm.y - vm.height / 2; + bottom = vm.y + vm.height / 2; + signX = right > left ? 1 : -1; + signY = 1; + borderSkipped = vm.borderSkipped || 'left'; + } + + // Canvas doesn't allow us to stroke inside the width so we can + // adjust the sizes to fit if we're setting a stroke on the line + if (borderWidth) { + // borderWidth shold be less than bar width and bar height. + var barSize = Math.min(Math.abs(left - right), Math.abs(top - bottom)); + borderWidth = borderWidth > barSize ? barSize : borderWidth; + var halfStroke = borderWidth / 2; + // Adjust borderWidth when bar top position is near vm.base(zero). + var borderLeft = left + (borderSkipped !== 'left' ? halfStroke * signX : 0); + var borderRight = right + (borderSkipped !== 'right' ? -halfStroke * signX : 0); + var borderTop = top + (borderSkipped !== 'top' ? halfStroke * signY : 0); + var borderBottom = bottom + (borderSkipped !== 'bottom' ? -halfStroke * signY : 0); + // not become a vertical line? + if (borderLeft !== borderRight) { + top = borderTop; + bottom = borderBottom; + } + // not become a horizontal line? + if (borderTop !== borderBottom) { + left = borderLeft; + right = borderRight; + } + } + + ctx.beginPath(); + ctx.fillStyle = vm.backgroundColor; + ctx.strokeStyle = vm.borderColor; + ctx.lineWidth = borderWidth; + + // Corner points, from bottom-left to bottom-right clockwise + // | 1 2 | + // | 0 3 | + var corners = [ + [left, bottom], + [left, top], + [right, top], + [right, bottom] + ]; + + // Find first (starting) corner with fallback to 'bottom' + var borders = ['bottom', 'left', 'top', 'right']; + var startCorner = borders.indexOf(borderSkipped, 0); + if (startCorner === -1) { + startCorner = 0; + } + + function cornerAt(index) { + return corners[(startCorner + index) % 4]; + } + + // Draw rectangle from 'startCorner' + var corner = cornerAt(0); + ctx.moveTo(corner[0], corner[1]); + + for (var i = 1; i < 4; i++) { + corner = cornerAt(i); + ctx.lineTo(corner[0], corner[1]); + } + + ctx.fill(); + if (borderWidth) { + ctx.stroke(); + } + }, + + height: function() { + var vm = this._view; + return vm.base - vm.y; + }, + + inRange: function(mouseX, mouseY) { + var inRange = false; + + if (this._view) { + var bounds = getBarBounds(this); + inRange = mouseX >= bounds.left && mouseX <= bounds.right && mouseY >= bounds.top && mouseY <= bounds.bottom; + } + + return inRange; + }, + + inLabelRange: function(mouseX, mouseY) { + var me = this; + if (!me._view) { + return false; + } + + var inRange = false; + var bounds = getBarBounds(me); + + if (isVertical(me)) { + inRange = mouseX >= bounds.left && mouseX <= bounds.right; + } else { + inRange = mouseY >= bounds.top && mouseY <= bounds.bottom; + } + + return inRange; + }, + + inXRange: function(mouseX) { + var bounds = getBarBounds(this); + return mouseX >= bounds.left && mouseX <= bounds.right; + }, + + inYRange: function(mouseY) { + var bounds = getBarBounds(this); + return mouseY >= bounds.top && mouseY <= bounds.bottom; + }, + + getCenterPoint: function() { + var vm = this._view; + var x, y; + if (isVertical(this)) { + x = vm.x; + y = (vm.y + vm.base) / 2; + } else { + x = (vm.x + vm.base) / 2; + y = vm.y; + } + + return {x: x, y: y}; + }, + + getArea: function() { + var vm = this._view; + return vm.width * Math.abs(vm.y - vm.base); + }, + + tooltipPosition: function() { + var vm = this._view; + return { + x: vm.x, + y: vm.y + }; + } +}); + +},{"26":26,"27":27}],41:[function(require,module,exports){ +'use strict'; + +module.exports = {}; +module.exports.Arc = require(37); +module.exports.Line = require(38); +module.exports.Point = require(39); +module.exports.Rectangle = require(40); + +},{"37":37,"38":38,"39":39,"40":40}],42:[function(require,module,exports){ +'use strict'; + +var helpers = require(43); + +/** + * @namespace Chart.helpers.canvas + */ +var exports = module.exports = { + /** + * Clears the entire canvas associated to the given `chart`. + * @param {Chart} chart - The chart for which to clear the canvas. + */ + clear: function(chart) { + chart.ctx.clearRect(0, 0, chart.width, chart.height); + }, + + /** + * Creates a "path" for a rectangle with rounded corners at position (x, y) with a + * given size (width, height) and the same `radius` for all corners. + * @param {CanvasRenderingContext2D} ctx - The canvas 2D Context. + * @param {Number} x - The x axis of the coordinate for the rectangle starting point. + * @param {Number} y - The y axis of the coordinate for the rectangle starting point. + * @param {Number} width - The rectangle's width. + * @param {Number} height - The rectangle's height. + * @param {Number} radius - The rounded amount (in pixels) for the four corners. + * @todo handle `radius` as top-left, top-right, bottom-right, bottom-left array/object? + */ + roundedRect: function(ctx, x, y, width, height, radius) { + if (radius) { + // NOTE(SB) `epsilon` helps to prevent minor artifacts appearing + // on Chrome when `r` is exactly half the height or the width. + var epsilon = 0.0000001; + var r = Math.min(radius, (height / 2) - epsilon, (width / 2) - epsilon); + + ctx.moveTo(x + r, y); + ctx.lineTo(x + width - r, y); + ctx.arcTo(x + width, y, x + width, y + r, r); + ctx.lineTo(x + width, y + height - r); + ctx.arcTo(x + width, y + height, x + width - r, y + height, r); + ctx.lineTo(x + r, y + height); + ctx.arcTo(x, y + height, x, y + height - r, r); + ctx.lineTo(x, y + r); + ctx.arcTo(x, y, x + r, y, r); + ctx.closePath(); + ctx.moveTo(x, y); + } else { + ctx.rect(x, y, width, height); + } + }, + + drawPoint: function(ctx, style, radius, x, y, rotation) { + var type, edgeLength, xOffset, yOffset, height, size; + rotation = rotation || 0; + + if (style && typeof style === 'object') { + type = style.toString(); + if (type === '[object HTMLImageElement]' || type === '[object HTMLCanvasElement]') { + ctx.drawImage(style, x - style.width / 2, y - style.height / 2, style.width, style.height); + return; + } + } + + if (isNaN(radius) || radius <= 0) { + return; + } + + ctx.save(); + ctx.translate(x, y); + ctx.rotate(rotation * Math.PI / 180); + ctx.beginPath(); + + switch (style) { + // Default includes circle + default: + ctx.arc(0, 0, radius, 0, Math.PI * 2); + ctx.closePath(); + break; + case 'triangle': + edgeLength = 3 * radius / Math.sqrt(3); + height = edgeLength * Math.sqrt(3) / 2; + ctx.moveTo(-edgeLength / 2, height / 3); + ctx.lineTo(edgeLength / 2, height / 3); + ctx.lineTo(0, -2 * height / 3); + ctx.closePath(); + break; + case 'rect': + size = 1 / Math.SQRT2 * radius; + ctx.rect(-size, -size, 2 * size, 2 * size); + break; + case 'rectRounded': + var offset = radius / Math.SQRT2; + var leftX = -offset; + var topY = -offset; + var sideSize = Math.SQRT2 * radius; + + // NOTE(SB) the rounded rect implementation changed to use `arcTo` + // instead of `quadraticCurveTo` since it generates better results + // when rect is almost a circle. 0.425 (instead of 0.5) produces + // results visually closer to the previous impl. + this.roundedRect(ctx, leftX, topY, sideSize, sideSize, radius * 0.425); + break; + case 'rectRot': + size = 1 / Math.SQRT2 * radius; + ctx.moveTo(-size, 0); + ctx.lineTo(0, size); + ctx.lineTo(size, 0); + ctx.lineTo(0, -size); + ctx.closePath(); + break; + case 'cross': + ctx.moveTo(0, radius); + ctx.lineTo(0, -radius); + ctx.moveTo(-radius, 0); + ctx.lineTo(radius, 0); + break; + case 'crossRot': + xOffset = Math.cos(Math.PI / 4) * radius; + yOffset = Math.sin(Math.PI / 4) * radius; + ctx.moveTo(-xOffset, -yOffset); + ctx.lineTo(xOffset, yOffset); + ctx.moveTo(-xOffset, yOffset); + ctx.lineTo(xOffset, -yOffset); + break; + case 'star': + ctx.moveTo(0, radius); + ctx.lineTo(0, -radius); + ctx.moveTo(-radius, 0); + ctx.lineTo(radius, 0); + xOffset = Math.cos(Math.PI / 4) * radius; + yOffset = Math.sin(Math.PI / 4) * radius; + ctx.moveTo(-xOffset, -yOffset); + ctx.lineTo(xOffset, yOffset); + ctx.moveTo(-xOffset, yOffset); + ctx.lineTo(xOffset, -yOffset); + break; + case 'line': + ctx.moveTo(-radius, 0); + ctx.lineTo(radius, 0); + break; + case 'dash': + ctx.moveTo(0, 0); + ctx.lineTo(radius, 0); + break; + } + + ctx.fill(); + ctx.stroke(); + ctx.restore(); + }, + + clipArea: function(ctx, area) { + ctx.save(); + ctx.beginPath(); + ctx.rect(area.left, area.top, area.right - area.left, area.bottom - area.top); + ctx.clip(); + }, + + unclipArea: function(ctx) { + ctx.restore(); + }, + + lineTo: function(ctx, previous, target, flip) { + if (target.steppedLine) { + if ((target.steppedLine === 'after' && !flip) || (target.steppedLine !== 'after' && flip)) { + ctx.lineTo(previous.x, target.y); + } else { + ctx.lineTo(target.x, previous.y); + } + ctx.lineTo(target.x, target.y); + return; + } + + if (!target.tension) { + ctx.lineTo(target.x, target.y); + return; + } + + ctx.bezierCurveTo( + flip ? previous.controlPointPreviousX : previous.controlPointNextX, + flip ? previous.controlPointPreviousY : previous.controlPointNextY, + flip ? target.controlPointNextX : target.controlPointPreviousX, + flip ? target.controlPointNextY : target.controlPointPreviousY, + target.x, + target.y); + } +}; + +// DEPRECATIONS + +/** + * Provided for backward compatibility, use Chart.helpers.canvas.clear instead. + * @namespace Chart.helpers.clear + * @deprecated since version 2.7.0 + * @todo remove at version 3 + * @private + */ +helpers.clear = exports.clear; + +/** + * Provided for backward compatibility, use Chart.helpers.canvas.roundedRect instead. + * @namespace Chart.helpers.drawRoundedRectangle + * @deprecated since version 2.7.0 + * @todo remove at version 3 + * @private + */ +helpers.drawRoundedRectangle = function(ctx) { + ctx.beginPath(); + exports.roundedRect.apply(exports, arguments); +}; + +},{"43":43}],43:[function(require,module,exports){ +'use strict'; + +/** + * @namespace Chart.helpers + */ +var helpers = { + /** + * An empty function that can be used, for example, for optional callback. + */ + noop: function() {}, + + /** + * Returns a unique id, sequentially generated from a global variable. + * @returns {Number} + * @function + */ + uid: (function() { + var id = 0; + return function() { + return id++; + }; + }()), + + /** + * Returns true if `value` is neither null nor undefined, else returns false. + * @param {*} value - The value to test. + * @returns {Boolean} + * @since 2.7.0 + */ + isNullOrUndef: function(value) { + return value === null || typeof value === 'undefined'; + }, + + /** + * Returns true if `value` is an array, else returns false. + * @param {*} value - The value to test. + * @returns {Boolean} + * @function + */ + isArray: Array.isArray ? Array.isArray : function(value) { + return Object.prototype.toString.call(value) === '[object Array]'; + }, + + /** + * Returns true if `value` is an object (excluding null), else returns false. + * @param {*} value - The value to test. + * @returns {Boolean} + * @since 2.7.0 + */ + isObject: function(value) { + return value !== null && Object.prototype.toString.call(value) === '[object Object]'; + }, + + /** + * Returns `value` if defined, else returns `defaultValue`. + * @param {*} value - The value to return if defined. + * @param {*} defaultValue - The value to return if `value` is undefined. + * @returns {*} + */ + valueOrDefault: function(value, defaultValue) { + return typeof value === 'undefined' ? defaultValue : value; + }, + + /** + * Returns value at the given `index` in array if defined, else returns `defaultValue`. + * @param {Array} value - The array to lookup for value at `index`. + * @param {Number} index - The index in `value` to lookup for value. + * @param {*} defaultValue - The value to return if `value[index]` is undefined. + * @returns {*} + */ + valueAtIndexOrDefault: function(value, index, defaultValue) { + return helpers.valueOrDefault(helpers.isArray(value) ? value[index] : value, defaultValue); + }, + + /** + * Calls `fn` with the given `args` in the scope defined by `thisArg` and returns the + * value returned by `fn`. If `fn` is not a function, this method returns undefined. + * @param {Function} fn - The function to call. + * @param {Array|undefined|null} args - The arguments with which `fn` should be called. + * @param {Object} [thisArg] - The value of `this` provided for the call to `fn`. + * @returns {*} + */ + callback: function(fn, args, thisArg) { + if (fn && typeof fn.call === 'function') { + return fn.apply(thisArg, args); + } + }, + + /** + * Note(SB) for performance sake, this method should only be used when loopable type + * is unknown or in none intensive code (not called often and small loopable). Else + * it's preferable to use a regular for() loop and save extra function calls. + * @param {Object|Array} loopable - The object or array to be iterated. + * @param {Function} fn - The function to call for each item. + * @param {Object} [thisArg] - The value of `this` provided for the call to `fn`. + * @param {Boolean} [reverse] - If true, iterates backward on the loopable. + */ + each: function(loopable, fn, thisArg, reverse) { + var i, len, keys; + if (helpers.isArray(loopable)) { + len = loopable.length; + if (reverse) { + for (i = len - 1; i >= 0; i--) { + fn.call(thisArg, loopable[i], i); + } + } else { + for (i = 0; i < len; i++) { + fn.call(thisArg, loopable[i], i); + } + } + } else if (helpers.isObject(loopable)) { + keys = Object.keys(loopable); + len = keys.length; + for (i = 0; i < len; i++) { + fn.call(thisArg, loopable[keys[i]], keys[i]); + } + } + }, + + /** + * Returns true if the `a0` and `a1` arrays have the same content, else returns false. + * @see http://stackoverflow.com/a/14853974 + * @param {Array} a0 - The array to compare + * @param {Array} a1 - The array to compare + * @returns {Boolean} + */ + arrayEquals: function(a0, a1) { + var i, ilen, v0, v1; + + if (!a0 || !a1 || a0.length !== a1.length) { + return false; + } + + for (i = 0, ilen = a0.length; i < ilen; ++i) { + v0 = a0[i]; + v1 = a1[i]; + + if (v0 instanceof Array && v1 instanceof Array) { + if (!helpers.arrayEquals(v0, v1)) { + return false; + } + } else if (v0 !== v1) { + // NOTE: two different object instances will never be equal: {x:20} != {x:20} + return false; + } + } + + return true; + }, + + /** + * Returns a deep copy of `source` without keeping references on objects and arrays. + * @param {*} source - The value to clone. + * @returns {*} + */ + clone: function(source) { + if (helpers.isArray(source)) { + return source.map(helpers.clone); + } + + if (helpers.isObject(source)) { + var target = {}; + var keys = Object.keys(source); + var klen = keys.length; + var k = 0; + + for (; k < klen; ++k) { + target[keys[k]] = helpers.clone(source[keys[k]]); + } + + return target; + } + + return source; + }, + + /** + * The default merger when Chart.helpers.merge is called without merger option. + * Note(SB): this method is also used by configMerge and scaleMerge as fallback. + * @private + */ + _merger: function(key, target, source, options) { + var tval = target[key]; + var sval = source[key]; + + if (helpers.isObject(tval) && helpers.isObject(sval)) { + helpers.merge(tval, sval, options); + } else { + target[key] = helpers.clone(sval); + } + }, + + /** + * Merges source[key] in target[key] only if target[key] is undefined. + * @private + */ + _mergerIf: function(key, target, source) { + var tval = target[key]; + var sval = source[key]; + + if (helpers.isObject(tval) && helpers.isObject(sval)) { + helpers.mergeIf(tval, sval); + } else if (!target.hasOwnProperty(key)) { + target[key] = helpers.clone(sval); + } + }, + + /** + * Recursively deep copies `source` properties into `target` with the given `options`. + * IMPORTANT: `target` is not cloned and will be updated with `source` properties. + * @param {Object} target - The target object in which all sources are merged into. + * @param {Object|Array(Object)} source - Object(s) to merge into `target`. + * @param {Object} [options] - Merging options: + * @param {Function} [options.merger] - The merge method (key, target, source, options) + * @returns {Object} The `target` object. + */ + merge: function(target, source, options) { + var sources = helpers.isArray(source) ? source : [source]; + var ilen = sources.length; + var merge, i, keys, klen, k; + + if (!helpers.isObject(target)) { + return target; + } + + options = options || {}; + merge = options.merger || helpers._merger; + + for (i = 0; i < ilen; ++i) { + source = sources[i]; + if (!helpers.isObject(source)) { + continue; + } + + keys = Object.keys(source); + for (k = 0, klen = keys.length; k < klen; ++k) { + merge(keys[k], target, source, options); + } + } + + return target; + }, + + /** + * Recursively deep copies `source` properties into `target` *only* if not defined in target. + * IMPORTANT: `target` is not cloned and will be updated with `source` properties. + * @param {Object} target - The target object in which all sources are merged into. + * @param {Object|Array(Object)} source - Object(s) to merge into `target`. + * @returns {Object} The `target` object. + */ + mergeIf: function(target, source) { + return helpers.merge(target, source, {merger: helpers._mergerIf}); + }, + + /** + * Applies the contents of two or more objects together into the first object. + * @param {Object} target - The target object in which all objects are merged into. + * @param {Object} arg1 - Object containing additional properties to merge in target. + * @param {Object} argN - Additional objects containing properties to merge in target. + * @returns {Object} The `target` object. + */ + extend: function(target) { + var setFn = function(value, key) { + target[key] = value; + }; + for (var i = 1, ilen = arguments.length; i < ilen; ++i) { + helpers.each(arguments[i], setFn); + } + return target; + }, + + /** + * Basic javascript inheritance based on the model created in Backbone.js + */ + inherits: function(extensions) { + var me = this; + var ChartElement = (extensions && extensions.hasOwnProperty('constructor')) ? extensions.constructor : function() { + return me.apply(this, arguments); + }; + + var Surrogate = function() { + this.constructor = ChartElement; + }; + + Surrogate.prototype = me.prototype; + ChartElement.prototype = new Surrogate(); + ChartElement.extend = helpers.inherits; + + if (extensions) { + helpers.extend(ChartElement.prototype, extensions); + } + + ChartElement.__super__ = me.prototype; + return ChartElement; + } +}; + +module.exports = helpers; + +// DEPRECATIONS + +/** + * Provided for backward compatibility, use Chart.helpers.callback instead. + * @function Chart.helpers.callCallback + * @deprecated since version 2.6.0 + * @todo remove at version 3 + * @private + */ +helpers.callCallback = helpers.callback; + +/** + * Provided for backward compatibility, use Array.prototype.indexOf instead. + * Array.prototype.indexOf compatibility: Chrome, Opera, Safari, FF1.5+, IE9+ + * @function Chart.helpers.indexOf + * @deprecated since version 2.7.0 + * @todo remove at version 3 + * @private + */ +helpers.indexOf = function(array, item, fromIndex) { + return Array.prototype.indexOf.call(array, item, fromIndex); +}; + +/** + * Provided for backward compatibility, use Chart.helpers.valueOrDefault instead. + * @function Chart.helpers.getValueOrDefault + * @deprecated since version 2.7.0 + * @todo remove at version 3 + * @private + */ +helpers.getValueOrDefault = helpers.valueOrDefault; + +/** + * Provided for backward compatibility, use Chart.helpers.valueAtIndexOrDefault instead. + * @function Chart.helpers.getValueAtIndexOrDefault + * @deprecated since version 2.7.0 + * @todo remove at version 3 + * @private + */ +helpers.getValueAtIndexOrDefault = helpers.valueAtIndexOrDefault; + +},{}],44:[function(require,module,exports){ +'use strict'; + +var helpers = require(43); + +/** + * Easing functions adapted from Robert Penner's easing equations. + * @namespace Chart.helpers.easingEffects + * @see http://www.robertpenner.com/easing/ + */ +var effects = { + linear: function(t) { + return t; + }, + + easeInQuad: function(t) { + return t * t; + }, + + easeOutQuad: function(t) { + return -t * (t - 2); + }, + + easeInOutQuad: function(t) { + if ((t /= 0.5) < 1) { + return 0.5 * t * t; + } + return -0.5 * ((--t) * (t - 2) - 1); + }, + + easeInCubic: function(t) { + return t * t * t; + }, + + easeOutCubic: function(t) { + return (t = t - 1) * t * t + 1; + }, + + easeInOutCubic: function(t) { + if ((t /= 0.5) < 1) { + return 0.5 * t * t * t; + } + return 0.5 * ((t -= 2) * t * t + 2); + }, + + easeInQuart: function(t) { + return t * t * t * t; + }, + + easeOutQuart: function(t) { + return -((t = t - 1) * t * t * t - 1); + }, + + easeInOutQuart: function(t) { + if ((t /= 0.5) < 1) { + return 0.5 * t * t * t * t; + } + return -0.5 * ((t -= 2) * t * t * t - 2); + }, + + easeInQuint: function(t) { + return t * t * t * t * t; + }, + + easeOutQuint: function(t) { + return (t = t - 1) * t * t * t * t + 1; + }, + + easeInOutQuint: function(t) { + if ((t /= 0.5) < 1) { + return 0.5 * t * t * t * t * t; + } + return 0.5 * ((t -= 2) * t * t * t * t + 2); + }, + + easeInSine: function(t) { + return -Math.cos(t * (Math.PI / 2)) + 1; + }, + + easeOutSine: function(t) { + return Math.sin(t * (Math.PI / 2)); + }, + + easeInOutSine: function(t) { + return -0.5 * (Math.cos(Math.PI * t) - 1); + }, + + easeInExpo: function(t) { + return (t === 0) ? 0 : Math.pow(2, 10 * (t - 1)); + }, + + easeOutExpo: function(t) { + return (t === 1) ? 1 : -Math.pow(2, -10 * t) + 1; + }, + + easeInOutExpo: function(t) { + if (t === 0) { + return 0; + } + if (t === 1) { + return 1; + } + if ((t /= 0.5) < 1) { + return 0.5 * Math.pow(2, 10 * (t - 1)); + } + return 0.5 * (-Math.pow(2, -10 * --t) + 2); + }, + + easeInCirc: function(t) { + if (t >= 1) { + return t; + } + return -(Math.sqrt(1 - t * t) - 1); + }, + + easeOutCirc: function(t) { + return Math.sqrt(1 - (t = t - 1) * t); + }, + + easeInOutCirc: function(t) { + if ((t /= 0.5) < 1) { + return -0.5 * (Math.sqrt(1 - t * t) - 1); + } + return 0.5 * (Math.sqrt(1 - (t -= 2) * t) + 1); + }, + + easeInElastic: function(t) { + var s = 1.70158; + var p = 0; + var a = 1; + if (t === 0) { + return 0; + } + if (t === 1) { + return 1; + } + if (!p) { + p = 0.3; + } + if (a < 1) { + a = 1; + s = p / 4; + } else { + s = p / (2 * Math.PI) * Math.asin(1 / a); + } + return -(a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t - s) * (2 * Math.PI) / p)); + }, + + easeOutElastic: function(t) { + var s = 1.70158; + var p = 0; + var a = 1; + if (t === 0) { + return 0; + } + if (t === 1) { + return 1; + } + if (!p) { + p = 0.3; + } + if (a < 1) { + a = 1; + s = p / 4; + } else { + s = p / (2 * Math.PI) * Math.asin(1 / a); + } + return a * Math.pow(2, -10 * t) * Math.sin((t - s) * (2 * Math.PI) / p) + 1; + }, + + easeInOutElastic: function(t) { + var s = 1.70158; + var p = 0; + var a = 1; + if (t === 0) { + return 0; + } + if ((t /= 0.5) === 2) { + return 1; + } + if (!p) { + p = 0.45; + } + if (a < 1) { + a = 1; + s = p / 4; + } else { + s = p / (2 * Math.PI) * Math.asin(1 / a); + } + if (t < 1) { + return -0.5 * (a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t - s) * (2 * Math.PI) / p)); + } + return a * Math.pow(2, -10 * (t -= 1)) * Math.sin((t - s) * (2 * Math.PI) / p) * 0.5 + 1; + }, + easeInBack: function(t) { + var s = 1.70158; + return t * t * ((s + 1) * t - s); + }, + + easeOutBack: function(t) { + var s = 1.70158; + return (t = t - 1) * t * ((s + 1) * t + s) + 1; + }, + + easeInOutBack: function(t) { + var s = 1.70158; + if ((t /= 0.5) < 1) { + return 0.5 * (t * t * (((s *= (1.525)) + 1) * t - s)); + } + return 0.5 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2); + }, + + easeInBounce: function(t) { + return 1 - effects.easeOutBounce(1 - t); + }, + + easeOutBounce: function(t) { + if (t < (1 / 2.75)) { + return 7.5625 * t * t; + } + if (t < (2 / 2.75)) { + return 7.5625 * (t -= (1.5 / 2.75)) * t + 0.75; + } + if (t < (2.5 / 2.75)) { + return 7.5625 * (t -= (2.25 / 2.75)) * t + 0.9375; + } + return 7.5625 * (t -= (2.625 / 2.75)) * t + 0.984375; + }, + + easeInOutBounce: function(t) { + if (t < 0.5) { + return effects.easeInBounce(t * 2) * 0.5; + } + return effects.easeOutBounce(t * 2 - 1) * 0.5 + 0.5; + } +}; + +module.exports = { + effects: effects +}; + +// DEPRECATIONS + +/** + * Provided for backward compatibility, use Chart.helpers.easing.effects instead. + * @function Chart.helpers.easingEffects + * @deprecated since version 2.7.0 + * @todo remove at version 3 + * @private + */ +helpers.easingEffects = effects; + +},{"43":43}],45:[function(require,module,exports){ +'use strict'; + +var helpers = require(43); + +/** + * @alias Chart.helpers.options + * @namespace + */ +module.exports = { + /** + * Converts the given line height `value` in pixels for a specific font `size`. + * @param {Number|String} value - The lineHeight to parse (eg. 1.6, '14px', '75%', '1.6em'). + * @param {Number} size - The font size (in pixels) used to resolve relative `value`. + * @returns {Number} The effective line height in pixels (size * 1.2 if value is invalid). + * @see https://developer.mozilla.org/en-US/docs/Web/CSS/line-height + * @since 2.7.0 + */ + toLineHeight: function(value, size) { + var matches = ('' + value).match(/^(normal|(\d+(?:\.\d+)?)(px|em|%)?)$/); + if (!matches || matches[1] === 'normal') { + return size * 1.2; + } + + value = +matches[2]; + + switch (matches[3]) { + case 'px': + return value; + case '%': + value /= 100; + break; + default: + break; + } + + return size * value; + }, + + /** + * Converts the given value into a padding object with pre-computed width/height. + * @param {Number|Object} value - If a number, set the value to all TRBL component, + * else, if and object, use defined properties and sets undefined ones to 0. + * @returns {Object} The padding values (top, right, bottom, left, width, height) + * @since 2.7.0 + */ + toPadding: function(value) { + var t, r, b, l; + + if (helpers.isObject(value)) { + t = +value.top || 0; + r = +value.right || 0; + b = +value.bottom || 0; + l = +value.left || 0; + } else { + t = r = b = l = +value || 0; + } + + return { + top: t, + right: r, + bottom: b, + left: l, + height: t + b, + width: l + r + }; + }, + + /** + * Evaluates the given `inputs` sequentially and returns the first defined value. + * @param {Array[]} inputs - An array of values, falling back to the last value. + * @param {Object} [context] - If defined and the current value is a function, the value + * is called with `context` as first argument and the result becomes the new input. + * @param {Number} [index] - If defined and the current value is an array, the value + * at `index` become the new input. + * @since 2.7.0 + */ + resolve: function(inputs, context, index) { + var i, ilen, value; + + for (i = 0, ilen = inputs.length; i < ilen; ++i) { + value = inputs[i]; + if (value === undefined) { + continue; + } + if (context !== undefined && typeof value === 'function') { + value = value(context); + } + if (index !== undefined && helpers.isArray(value)) { + value = value[index]; + } + if (value !== undefined) { + return value; + } + } + } +}; + +},{"43":43}],46:[function(require,module,exports){ +'use strict'; + +module.exports = require(43); +module.exports.easing = require(44); +module.exports.canvas = require(42); +module.exports.options = require(45); + +},{"42":42,"43":43,"44":44,"45":45}],47:[function(require,module,exports){ +/** + * Platform fallback implementation (minimal). + * @see https://github.com/chartjs/Chart.js/pull/4591#issuecomment-319575939 + */ + +module.exports = { + acquireContext: function(item) { + if (item && item.canvas) { + // Support for any object associated to a canvas (including a context2d) + item = item.canvas; + } + + return item && item.getContext('2d') || null; + } +}; + +},{}],48:[function(require,module,exports){ +/** + * Chart.Platform implementation for targeting a web browser + */ + +'use strict'; + +var helpers = require(46); + +var EXPANDO_KEY = '$chartjs'; +var CSS_PREFIX = 'chartjs-'; +var CSS_RENDER_MONITOR = CSS_PREFIX + 'render-monitor'; +var CSS_RENDER_ANIMATION = CSS_PREFIX + 'render-animation'; +var ANIMATION_START_EVENTS = ['animationstart', 'webkitAnimationStart']; + +/** + * DOM event types -> Chart.js event types. + * Note: only events with different types are mapped. + * @see https://developer.mozilla.org/en-US/docs/Web/Events + */ +var EVENT_TYPES = { + touchstart: 'mousedown', + touchmove: 'mousemove', + touchend: 'mouseup', + pointerenter: 'mouseenter', + pointerdown: 'mousedown', + pointermove: 'mousemove', + pointerup: 'mouseup', + pointerleave: 'mouseout', + pointerout: 'mouseout' +}; + +/** + * The "used" size is the final value of a dimension property after all calculations have + * been performed. This method uses the computed style of `element` but returns undefined + * if the computed style is not expressed in pixels. That can happen in some cases where + * `element` has a size relative to its parent and this last one is not yet displayed, + * for example because of `display: none` on a parent node. + * @see https://developer.mozilla.org/en-US/docs/Web/CSS/used_value + * @returns {Number} Size in pixels or undefined if unknown. + */ +function readUsedSize(element, property) { + var value = helpers.getStyle(element, property); + var matches = value && value.match(/^(\d+)(\.\d+)?px$/); + return matches ? Number(matches[1]) : undefined; +} + +/** + * Initializes the canvas style and render size without modifying the canvas display size, + * since responsiveness is handled by the controller.resize() method. The config is used + * to determine the aspect ratio to apply in case no explicit height has been specified. + */ +function initCanvas(canvas, config) { + var style = canvas.style; + + // NOTE(SB) canvas.getAttribute('width') !== canvas.width: in the first case it + // returns null or '' if no explicit value has been set to the canvas attribute. + var renderHeight = canvas.getAttribute('height'); + var renderWidth = canvas.getAttribute('width'); + + // Chart.js modifies some canvas values that we want to restore on destroy + canvas[EXPANDO_KEY] = { + initial: { + height: renderHeight, + width: renderWidth, + style: { + display: style.display, + height: style.height, + width: style.width + } + } + }; + + // Force canvas to display as block to avoid extra space caused by inline + // elements, which would interfere with the responsive resize process. + // https://github.com/chartjs/Chart.js/issues/2538 + style.display = style.display || 'block'; + + if (renderWidth === null || renderWidth === '') { + var displayWidth = readUsedSize(canvas, 'width'); + if (displayWidth !== undefined) { + canvas.width = displayWidth; + } + } + + if (renderHeight === null || renderHeight === '') { + if (canvas.style.height === '') { + // If no explicit render height and style height, let's apply the aspect ratio, + // which one can be specified by the user but also by charts as default option + // (i.e. options.aspectRatio). If not specified, use canvas aspect ratio of 2. + canvas.height = canvas.width / (config.options.aspectRatio || 2); + } else { + var displayHeight = readUsedSize(canvas, 'height'); + if (displayWidth !== undefined) { + canvas.height = displayHeight; + } + } + } + + return canvas; +} + +/** + * Detects support for options object argument in addEventListener. + * https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/addEventListener#Safely_detecting_option_support + * @private + */ +var supportsEventListenerOptions = (function() { + var supports = false; + try { + var options = Object.defineProperty({}, 'passive', { + get: function() { + supports = true; + } + }); + window.addEventListener('e', null, options); + } catch (e) { + // continue regardless of error + } + return supports; +}()); + +// Default passive to true as expected by Chrome for 'touchstart' and 'touchend' events. +// https://github.com/chartjs/Chart.js/issues/4287 +var eventListenerOptions = supportsEventListenerOptions ? {passive: true} : false; + +function addEventListener(node, type, listener) { + node.addEventListener(type, listener, eventListenerOptions); +} + +function removeEventListener(node, type, listener) { + node.removeEventListener(type, listener, eventListenerOptions); +} + +function createEvent(type, chart, x, y, nativeEvent) { + return { + type: type, + chart: chart, + native: nativeEvent || null, + x: x !== undefined ? x : null, + y: y !== undefined ? y : null, + }; +} + +function fromNativeEvent(event, chart) { + var type = EVENT_TYPES[event.type] || event.type; + var pos = helpers.getRelativePosition(event, chart); + return createEvent(type, chart, pos.x, pos.y, event); +} + +function throttled(fn, thisArg) { + var ticking = false; + var args = []; + + return function() { + args = Array.prototype.slice.call(arguments); + thisArg = thisArg || this; + + if (!ticking) { + ticking = true; + helpers.requestAnimFrame.call(window, function() { + ticking = false; + fn.apply(thisArg, args); + }); + } + }; +} + +// Implementation based on https://github.com/marcj/css-element-queries +function createResizer(handler) { + var resizer = document.createElement('div'); + var cls = CSS_PREFIX + 'size-monitor'; + var maxSize = 1000000; + var style = + 'position:absolute;' + + 'left:0;' + + 'top:0;' + + 'right:0;' + + 'bottom:0;' + + 'overflow:hidden;' + + 'pointer-events:none;' + + 'visibility:hidden;' + + 'z-index:-1;'; + + resizer.style.cssText = style; + resizer.className = cls; + resizer.innerHTML = + '
' + + '
' + + '
' + + '
' + + '
' + + '
' + + '
' + + '
'; + + var expand = resizer.childNodes[0]; + var shrink = resizer.childNodes[1]; + + resizer._reset = function() { + expand.scrollLeft = maxSize; + expand.scrollTop = maxSize; + shrink.scrollLeft = maxSize; + shrink.scrollTop = maxSize; + }; + var onScroll = function() { + resizer._reset(); + handler(); + }; + + addEventListener(expand, 'scroll', onScroll.bind(expand, 'expand')); + addEventListener(shrink, 'scroll', onScroll.bind(shrink, 'shrink')); + + return resizer; +} + +// https://davidwalsh.name/detect-node-insertion +function watchForRender(node, handler) { + var expando = node[EXPANDO_KEY] || (node[EXPANDO_KEY] = {}); + var proxy = expando.renderProxy = function(e) { + if (e.animationName === CSS_RENDER_ANIMATION) { + handler(); + } + }; + + helpers.each(ANIMATION_START_EVENTS, function(type) { + addEventListener(node, type, proxy); + }); + + // #4737: Chrome might skip the CSS animation when the CSS_RENDER_MONITOR class + // is removed then added back immediately (same animation frame?). Accessing the + // `offsetParent` property will force a reflow and re-evaluate the CSS animation. + // https://gist.github.com/paulirish/5d52fb081b3570c81e3a#box-metrics + // https://github.com/chartjs/Chart.js/issues/4737 + expando.reflow = !!node.offsetParent; + + node.classList.add(CSS_RENDER_MONITOR); +} + +function unwatchForRender(node) { + var expando = node[EXPANDO_KEY] || {}; + var proxy = expando.renderProxy; + + if (proxy) { + helpers.each(ANIMATION_START_EVENTS, function(type) { + removeEventListener(node, type, proxy); + }); + + delete expando.renderProxy; + } + + node.classList.remove(CSS_RENDER_MONITOR); +} + +function addResizeListener(node, listener, chart) { + var expando = node[EXPANDO_KEY] || (node[EXPANDO_KEY] = {}); + + // Let's keep track of this added resizer and thus avoid DOM query when removing it. + var resizer = expando.resizer = createResizer(throttled(function() { + if (expando.resizer) { + return listener(createEvent('resize', chart)); + } + })); + + // The resizer needs to be attached to the node parent, so we first need to be + // sure that `node` is attached to the DOM before injecting the resizer element. + watchForRender(node, function() { + if (expando.resizer) { + var container = node.parentNode; + if (container && container !== resizer.parentNode) { + container.insertBefore(resizer, container.firstChild); + } + + // The container size might have changed, let's reset the resizer state. + resizer._reset(); + } + }); +} + +function removeResizeListener(node) { + var expando = node[EXPANDO_KEY] || {}; + var resizer = expando.resizer; + + delete expando.resizer; + unwatchForRender(node); + + if (resizer && resizer.parentNode) { + resizer.parentNode.removeChild(resizer); + } +} + +function injectCSS(platform, css) { + // http://stackoverflow.com/q/3922139 + var style = platform._style || document.createElement('style'); + if (!platform._style) { + platform._style = style; + css = '/* Chart.js */\n' + css; + style.setAttribute('type', 'text/css'); + document.getElementsByTagName('head')[0].appendChild(style); + } + + style.appendChild(document.createTextNode(css)); +} + +module.exports = { + /** + * This property holds whether this platform is enabled for the current environment. + * Currently used by platform.js to select the proper implementation. + * @private + */ + _enabled: typeof window !== 'undefined' && typeof document !== 'undefined', + + initialize: function() { + var keyframes = 'from{opacity:0.99}to{opacity:1}'; + + injectCSS(this, + // DOM rendering detection + // https://davidwalsh.name/detect-node-insertion + '@-webkit-keyframes ' + CSS_RENDER_ANIMATION + '{' + keyframes + '}' + + '@keyframes ' + CSS_RENDER_ANIMATION + '{' + keyframes + '}' + + '.' + CSS_RENDER_MONITOR + '{' + + '-webkit-animation:' + CSS_RENDER_ANIMATION + ' 0.001s;' + + 'animation:' + CSS_RENDER_ANIMATION + ' 0.001s;' + + '}' + ); + }, + + acquireContext: function(item, config) { + if (typeof item === 'string') { + item = document.getElementById(item); + } else if (item.length) { + // Support for array based queries (such as jQuery) + item = item[0]; + } + + if (item && item.canvas) { + // Support for any object associated to a canvas (including a context2d) + item = item.canvas; + } + + // To prevent canvas fingerprinting, some add-ons undefine the getContext + // method, for example: https://github.com/kkapsner/CanvasBlocker + // https://github.com/chartjs/Chart.js/issues/2807 + var context = item && item.getContext && item.getContext('2d'); + + // `instanceof HTMLCanvasElement/CanvasRenderingContext2D` fails when the item is + // inside an iframe or when running in a protected environment. We could guess the + // types from their toString() value but let's keep things flexible and assume it's + // a sufficient condition if the item has a context2D which has item as `canvas`. + // https://github.com/chartjs/Chart.js/issues/3887 + // https://github.com/chartjs/Chart.js/issues/4102 + // https://github.com/chartjs/Chart.js/issues/4152 + if (context && context.canvas === item) { + initCanvas(item, config); + return context; + } + + return null; + }, + + releaseContext: function(context) { + var canvas = context.canvas; + if (!canvas[EXPANDO_KEY]) { + return; + } + + var initial = canvas[EXPANDO_KEY].initial; + ['height', 'width'].forEach(function(prop) { + var value = initial[prop]; + if (helpers.isNullOrUndef(value)) { + canvas.removeAttribute(prop); + } else { + canvas.setAttribute(prop, value); + } + }); + + helpers.each(initial.style || {}, function(value, key) { + canvas.style[key] = value; + }); + + // The canvas render size might have been changed (and thus the state stack discarded), + // we can't use save() and restore() to restore the initial state. So make sure that at + // least the canvas context is reset to the default state by setting the canvas width. + // https://www.w3.org/TR/2011/WD-html5-20110525/the-canvas-element.html + canvas.width = canvas.width; + + delete canvas[EXPANDO_KEY]; + }, + + addEventListener: function(chart, type, listener) { + var canvas = chart.canvas; + if (type === 'resize') { + // Note: the resize event is not supported on all browsers. + addResizeListener(canvas, listener, chart); + return; + } + + var expando = listener[EXPANDO_KEY] || (listener[EXPANDO_KEY] = {}); + var proxies = expando.proxies || (expando.proxies = {}); + var proxy = proxies[chart.id + '_' + type] = function(event) { + listener(fromNativeEvent(event, chart)); + }; + + addEventListener(canvas, type, proxy); + }, + + removeEventListener: function(chart, type, listener) { + var canvas = chart.canvas; + if (type === 'resize') { + // Note: the resize event is not supported on all browsers. + removeResizeListener(canvas, listener); + return; + } + + var expando = listener[EXPANDO_KEY] || {}; + var proxies = expando.proxies || {}; + var proxy = proxies[chart.id + '_' + type]; + if (!proxy) { + return; + } + + removeEventListener(canvas, type, proxy); + } +}; + +// DEPRECATIONS + +/** + * Provided for backward compatibility, use EventTarget.addEventListener instead. + * EventTarget.addEventListener compatibility: Chrome, Opera 7, Safari, FF1.5+, IE9+ + * @see https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/addEventListener + * @function Chart.helpers.addEvent + * @deprecated since version 2.7.0 + * @todo remove at version 3 + * @private + */ +helpers.addEvent = addEventListener; + +/** + * Provided for backward compatibility, use EventTarget.removeEventListener instead. + * EventTarget.removeEventListener compatibility: Chrome, Opera 7, Safari, FF1.5+, IE9+ + * @see https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/removeEventListener + * @function Chart.helpers.removeEvent + * @deprecated since version 2.7.0 + * @todo remove at version 3 + * @private + */ +helpers.removeEvent = removeEventListener; + +},{"46":46}],49:[function(require,module,exports){ +'use strict'; + +var helpers = require(46); +var basic = require(47); +var dom = require(48); + +// @TODO Make possible to select another platform at build time. +var implementation = dom._enabled ? dom : basic; + +/** + * @namespace Chart.platform + * @see https://chartjs.gitbooks.io/proposals/content/Platform.html + * @since 2.4.0 + */ +module.exports = helpers.extend({ + /** + * @since 2.7.0 + */ + initialize: function() {}, + + /** + * Called at chart construction time, returns a context2d instance implementing + * the [W3C Canvas 2D Context API standard]{@link https://www.w3.org/TR/2dcontext/}. + * @param {*} item - The native item from which to acquire context (platform specific) + * @param {Object} options - The chart options + * @returns {CanvasRenderingContext2D} context2d instance + */ + acquireContext: function() {}, + + /** + * Called at chart destruction time, releases any resources associated to the context + * previously returned by the acquireContext() method. + * @param {CanvasRenderingContext2D} context - The context2d instance + * @returns {Boolean} true if the method succeeded, else false + */ + releaseContext: function() {}, + + /** + * Registers the specified listener on the given chart. + * @param {Chart} chart - Chart from which to listen for event + * @param {String} type - The ({@link IEvent}) type to listen for + * @param {Function} listener - Receives a notification (an object that implements + * the {@link IEvent} interface) when an event of the specified type occurs. + */ + addEventListener: function() {}, + + /** + * Removes the specified listener previously registered with addEventListener. + * @param {Chart} chart -Chart from which to remove the listener + * @param {String} type - The ({@link IEvent}) type to remove + * @param {Function} listener - The listener function to remove from the event target. + */ + removeEventListener: function() {} + +}, implementation); + +/** + * @interface IPlatform + * Allows abstracting platform dependencies away from the chart + * @borrows Chart.platform.acquireContext as acquireContext + * @borrows Chart.platform.releaseContext as releaseContext + * @borrows Chart.platform.addEventListener as addEventListener + * @borrows Chart.platform.removeEventListener as removeEventListener + */ + +/** + * @interface IEvent + * @prop {String} type - The event type name, possible values are: + * 'contextmenu', 'mouseenter', 'mousedown', 'mousemove', 'mouseup', 'mouseout', + * 'click', 'dblclick', 'keydown', 'keypress', 'keyup' and 'resize' + * @prop {*} native - The original native event (null for emulated events, e.g. 'resize') + * @prop {Number} x - The mouse x position, relative to the canvas (null for incompatible events) + * @prop {Number} y - The mouse y position, relative to the canvas (null for incompatible events) + */ + +},{"46":46,"47":47,"48":48}],50:[function(require,module,exports){ +'use strict'; + +module.exports = {}; +module.exports.filler = require(51); +module.exports.legend = require(52); +module.exports.title = require(53); + +},{"51":51,"52":52,"53":53}],51:[function(require,module,exports){ +/** + * Plugin based on discussion from the following Chart.js issues: + * @see https://github.com/chartjs/Chart.js/issues/2380#issuecomment-279961569 + * @see https://github.com/chartjs/Chart.js/issues/2440#issuecomment-256461897 + */ + +'use strict'; + +var defaults = require(26); +var elements = require(41); +var helpers = require(46); + +defaults._set('global', { + plugins: { + filler: { + propagate: true + } + } +}); + +var mappers = { + dataset: function(source) { + var index = source.fill; + var chart = source.chart; + var meta = chart.getDatasetMeta(index); + var visible = meta && chart.isDatasetVisible(index); + var points = (visible && meta.dataset._children) || []; + var length = points.length || 0; + + return !length ? null : function(point, i) { + return (i < length && points[i]._view) || null; + }; + }, + + boundary: function(source) { + var boundary = source.boundary; + var x = boundary ? boundary.x : null; + var y = boundary ? boundary.y : null; + + return function(point) { + return { + x: x === null ? point.x : x, + y: y === null ? point.y : y, + }; + }; + } +}; + +// @todo if (fill[0] === '#') +function decodeFill(el, index, count) { + var model = el._model || {}; + var fill = model.fill; + var target; + + if (fill === undefined) { + fill = !!model.backgroundColor; + } + + if (fill === false || fill === null) { + return false; + } + + if (fill === true) { + return 'origin'; + } + + target = parseFloat(fill, 10); + if (isFinite(target) && Math.floor(target) === target) { + if (fill[0] === '-' || fill[0] === '+') { + target = index + target; + } + + if (target === index || target < 0 || target >= count) { + return false; + } + + return target; + } + + switch (fill) { + // compatibility + case 'bottom': + return 'start'; + case 'top': + return 'end'; + case 'zero': + return 'origin'; + // supported boundaries + case 'origin': + case 'start': + case 'end': + return fill; + // invalid fill values + default: + return false; + } +} + +function computeBoundary(source) { + var model = source.el._model || {}; + var scale = source.el._scale || {}; + var fill = source.fill; + var target = null; + var horizontal; + + if (isFinite(fill)) { + return null; + } + + // Backward compatibility: until v3, we still need to support boundary values set on + // the model (scaleTop, scaleBottom and scaleZero) because some external plugins and + // controllers might still use it (e.g. the Smith chart). + + if (fill === 'start') { + target = model.scaleBottom === undefined ? scale.bottom : model.scaleBottom; + } else if (fill === 'end') { + target = model.scaleTop === undefined ? scale.top : model.scaleTop; + } else if (model.scaleZero !== undefined) { + target = model.scaleZero; + } else if (scale.getBasePosition) { + target = scale.getBasePosition(); + } else if (scale.getBasePixel) { + target = scale.getBasePixel(); + } + + if (target !== undefined && target !== null) { + if (target.x !== undefined && target.y !== undefined) { + return target; + } + + if (typeof target === 'number' && isFinite(target)) { + horizontal = scale.isHorizontal(); + return { + x: horizontal ? target : null, + y: horizontal ? null : target + }; + } + } + + return null; +} + +function resolveTarget(sources, index, propagate) { + var source = sources[index]; + var fill = source.fill; + var visited = [index]; + var target; + + if (!propagate) { + return fill; + } + + while (fill !== false && visited.indexOf(fill) === -1) { + if (!isFinite(fill)) { + return fill; + } + + target = sources[fill]; + if (!target) { + return false; + } + + if (target.visible) { + return fill; + } + + visited.push(fill); + fill = target.fill; + } + + return false; +} + +function createMapper(source) { + var fill = source.fill; + var type = 'dataset'; + + if (fill === false) { + return null; + } + + if (!isFinite(fill)) { + type = 'boundary'; + } + + return mappers[type](source); +} + +function isDrawable(point) { + return point && !point.skip; +} + +function drawArea(ctx, curve0, curve1, len0, len1) { + var i; + + if (!len0 || !len1) { + return; + } + + // building first area curve (normal) + ctx.moveTo(curve0[0].x, curve0[0].y); + for (i = 1; i < len0; ++i) { + helpers.canvas.lineTo(ctx, curve0[i - 1], curve0[i]); + } + + // joining the two area curves + ctx.lineTo(curve1[len1 - 1].x, curve1[len1 - 1].y); + + // building opposite area curve (reverse) + for (i = len1 - 1; i > 0; --i) { + helpers.canvas.lineTo(ctx, curve1[i], curve1[i - 1], true); + } +} + +function doFill(ctx, points, mapper, view, color, loop) { + var count = points.length; + var span = view.spanGaps; + var curve0 = []; + var curve1 = []; + var len0 = 0; + var len1 = 0; + var i, ilen, index, p0, p1, d0, d1; + + ctx.beginPath(); + + for (i = 0, ilen = (count + !!loop); i < ilen; ++i) { + index = i % count; + p0 = points[index]._view; + p1 = mapper(p0, index, view); + d0 = isDrawable(p0); + d1 = isDrawable(p1); + + if (d0 && d1) { + len0 = curve0.push(p0); + len1 = curve1.push(p1); + } else if (len0 && len1) { + if (!span) { + drawArea(ctx, curve0, curve1, len0, len1); + len0 = len1 = 0; + curve0 = []; + curve1 = []; + } else { + if (d0) { + curve0.push(p0); + } + if (d1) { + curve1.push(p1); + } + } + } + } + + drawArea(ctx, curve0, curve1, len0, len1); + + ctx.closePath(); + ctx.fillStyle = color; + ctx.fill(); +} + +module.exports = { + id: 'filler', + + afterDatasetsUpdate: function(chart, options) { + var count = (chart.data.datasets || []).length; + var propagate = options.propagate; + var sources = []; + var meta, i, el, source; + + for (i = 0; i < count; ++i) { + meta = chart.getDatasetMeta(i); + el = meta.dataset; + source = null; + + if (el && el._model && el instanceof elements.Line) { + source = { + visible: chart.isDatasetVisible(i), + fill: decodeFill(el, i, count), + chart: chart, + el: el + }; + } + + meta.$filler = source; + sources.push(source); + } + + for (i = 0; i < count; ++i) { + source = sources[i]; + if (!source) { + continue; + } + + source.fill = resolveTarget(sources, i, propagate); + source.boundary = computeBoundary(source); + source.mapper = createMapper(source); + } + }, + + beforeDatasetDraw: function(chart, args) { + var meta = args.meta.$filler; + if (!meta) { + return; + } + + var ctx = chart.ctx; + var el = meta.el; + var view = el._view; + var points = el._children || []; + var mapper = meta.mapper; + var color = view.backgroundColor || defaults.global.defaultColor; + + if (mapper && color && points.length) { + helpers.canvas.clipArea(ctx, chart.chartArea); + doFill(ctx, points, mapper, view, color, el._loop); + helpers.canvas.unclipArea(ctx); + } + } +}; + +},{"26":26,"41":41,"46":46}],52:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var Element = require(27); +var helpers = require(46); +var layouts = require(31); + +var noop = helpers.noop; + +defaults._set('global', { + legend: { + display: true, + position: 'top', + fullWidth: true, + reverse: false, + weight: 1000, + + // a callback that will handle + onClick: function(e, legendItem) { + var index = legendItem.datasetIndex; + var ci = this.chart; + var meta = ci.getDatasetMeta(index); + + // See controller.isDatasetVisible comment + meta.hidden = meta.hidden === null ? !ci.data.datasets[index].hidden : null; + + // We hid a dataset ... rerender the chart + ci.update(); + }, + + onHover: null, + + labels: { + boxWidth: 40, + padding: 10, + // Generates labels shown in the legend + // Valid properties to return: + // text : text to display + // fillStyle : fill of coloured box + // strokeStyle: stroke of coloured box + // hidden : if this legend item refers to a hidden item + // lineCap : cap style for line + // lineDash + // lineDashOffset : + // lineJoin : + // lineWidth : + generateLabels: function(chart) { + var data = chart.data; + return helpers.isArray(data.datasets) ? data.datasets.map(function(dataset, i) { + return { + text: dataset.label, + fillStyle: (!helpers.isArray(dataset.backgroundColor) ? dataset.backgroundColor : dataset.backgroundColor[0]), + hidden: !chart.isDatasetVisible(i), + lineCap: dataset.borderCapStyle, + lineDash: dataset.borderDash, + lineDashOffset: dataset.borderDashOffset, + lineJoin: dataset.borderJoinStyle, + lineWidth: dataset.borderWidth, + strokeStyle: dataset.borderColor, + pointStyle: dataset.pointStyle, + + // Below is extra data used for toggling the datasets + datasetIndex: i + }; + }, this) : []; + } + } + }, + + legendCallback: function(chart) { + var text = []; + text.push(''); + return text.join(''); + } +}); + +/** + * Helper function to get the box width based on the usePointStyle option + * @param labelopts {Object} the label options on the legend + * @param fontSize {Number} the label font size + * @return {Number} width of the color box area + */ +function getBoxWidth(labelOpts, fontSize) { + return labelOpts.usePointStyle ? + fontSize * Math.SQRT2 : + labelOpts.boxWidth; +} + +/** + * IMPORTANT: this class is exposed publicly as Chart.Legend, backward compatibility required! + */ +var Legend = Element.extend({ + + initialize: function(config) { + helpers.extend(this, config); + + // Contains hit boxes for each dataset (in dataset order) + this.legendHitBoxes = []; + + // Are we in doughnut mode which has a different data type + this.doughnutMode = false; + }, + + // These methods are ordered by lifecycle. Utilities then follow. + // Any function defined here is inherited by all legend types. + // Any function can be extended by the legend type + + beforeUpdate: noop, + update: function(maxWidth, maxHeight, margins) { + var me = this; + + // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) + me.beforeUpdate(); + + // Absorb the master measurements + me.maxWidth = maxWidth; + me.maxHeight = maxHeight; + me.margins = margins; + + // Dimensions + me.beforeSetDimensions(); + me.setDimensions(); + me.afterSetDimensions(); + // Labels + me.beforeBuildLabels(); + me.buildLabels(); + me.afterBuildLabels(); + + // Fit + me.beforeFit(); + me.fit(); + me.afterFit(); + // + me.afterUpdate(); + + return me.minSize; + }, + afterUpdate: noop, + + // + + beforeSetDimensions: noop, + setDimensions: function() { + var me = this; + // Set the unconstrained dimension before label rotation + if (me.isHorizontal()) { + // Reset position before calculating rotation + me.width = me.maxWidth; + me.left = 0; + me.right = me.width; + } else { + me.height = me.maxHeight; + + // Reset position before calculating rotation + me.top = 0; + me.bottom = me.height; + } + + // Reset padding + me.paddingLeft = 0; + me.paddingTop = 0; + me.paddingRight = 0; + me.paddingBottom = 0; + + // Reset minSize + me.minSize = { + width: 0, + height: 0 + }; + }, + afterSetDimensions: noop, + + // + + beforeBuildLabels: noop, + buildLabels: function() { + var me = this; + var labelOpts = me.options.labels || {}; + var legendItems = helpers.callback(labelOpts.generateLabels, [me.chart], me) || []; + + if (labelOpts.filter) { + legendItems = legendItems.filter(function(item) { + return labelOpts.filter(item, me.chart.data); + }); + } + + if (me.options.reverse) { + legendItems.reverse(); + } + + me.legendItems = legendItems; + }, + afterBuildLabels: noop, + + // + + beforeFit: noop, + fit: function() { + var me = this; + var opts = me.options; + var labelOpts = opts.labels; + var display = opts.display; + + var ctx = me.ctx; + + var globalDefault = defaults.global; + var valueOrDefault = helpers.valueOrDefault; + var fontSize = valueOrDefault(labelOpts.fontSize, globalDefault.defaultFontSize); + var fontStyle = valueOrDefault(labelOpts.fontStyle, globalDefault.defaultFontStyle); + var fontFamily = valueOrDefault(labelOpts.fontFamily, globalDefault.defaultFontFamily); + var labelFont = helpers.fontString(fontSize, fontStyle, fontFamily); + + // Reset hit boxes + var hitboxes = me.legendHitBoxes = []; + + var minSize = me.minSize; + var isHorizontal = me.isHorizontal(); + + if (isHorizontal) { + minSize.width = me.maxWidth; // fill all the width + minSize.height = display ? 10 : 0; + } else { + minSize.width = display ? 10 : 0; + minSize.height = me.maxHeight; // fill all the height + } + + // Increase sizes here + if (display) { + ctx.font = labelFont; + + if (isHorizontal) { + // Labels + + // Width of each line of legend boxes. Labels wrap onto multiple lines when there are too many to fit on one + var lineWidths = me.lineWidths = [0]; + var totalHeight = me.legendItems.length ? fontSize + (labelOpts.padding) : 0; + + ctx.textAlign = 'left'; + ctx.textBaseline = 'top'; + + helpers.each(me.legendItems, function(legendItem, i) { + var boxWidth = getBoxWidth(labelOpts, fontSize); + var width = boxWidth + (fontSize / 2) + ctx.measureText(legendItem.text).width; + + if (lineWidths[lineWidths.length - 1] + width + labelOpts.padding >= me.width) { + totalHeight += fontSize + (labelOpts.padding); + lineWidths[lineWidths.length] = me.left; + } + + // Store the hitbox width and height here. Final position will be updated in `draw` + hitboxes[i] = { + left: 0, + top: 0, + width: width, + height: fontSize + }; + + lineWidths[lineWidths.length - 1] += width + labelOpts.padding; + }); + + minSize.height += totalHeight; + + } else { + var vPadding = labelOpts.padding; + var columnWidths = me.columnWidths = []; + var totalWidth = labelOpts.padding; + var currentColWidth = 0; + var currentColHeight = 0; + var itemHeight = fontSize + vPadding; + + helpers.each(me.legendItems, function(legendItem, i) { + var boxWidth = getBoxWidth(labelOpts, fontSize); + var itemWidth = boxWidth + (fontSize / 2) + ctx.measureText(legendItem.text).width; + + // If too tall, go to new column + if (currentColHeight + itemHeight > minSize.height) { + totalWidth += currentColWidth + labelOpts.padding; + columnWidths.push(currentColWidth); // previous column width + + currentColWidth = 0; + currentColHeight = 0; + } + + // Get max width + currentColWidth = Math.max(currentColWidth, itemWidth); + currentColHeight += itemHeight; + + // Store the hitbox width and height here. Final position will be updated in `draw` + hitboxes[i] = { + left: 0, + top: 0, + width: itemWidth, + height: fontSize + }; + }); + + totalWidth += currentColWidth; + columnWidths.push(currentColWidth); + minSize.width += totalWidth; + } + } + + me.width = minSize.width; + me.height = minSize.height; + }, + afterFit: noop, + + // Shared Methods + isHorizontal: function() { + return this.options.position === 'top' || this.options.position === 'bottom'; + }, + + // Actually draw the legend on the canvas + draw: function() { + var me = this; + var opts = me.options; + var labelOpts = opts.labels; + var globalDefault = defaults.global; + var lineDefault = globalDefault.elements.line; + var legendWidth = me.width; + var lineWidths = me.lineWidths; + + if (opts.display) { + var ctx = me.ctx; + var valueOrDefault = helpers.valueOrDefault; + var fontColor = valueOrDefault(labelOpts.fontColor, globalDefault.defaultFontColor); + var fontSize = valueOrDefault(labelOpts.fontSize, globalDefault.defaultFontSize); + var fontStyle = valueOrDefault(labelOpts.fontStyle, globalDefault.defaultFontStyle); + var fontFamily = valueOrDefault(labelOpts.fontFamily, globalDefault.defaultFontFamily); + var labelFont = helpers.fontString(fontSize, fontStyle, fontFamily); + var cursor; + + // Canvas setup + ctx.textAlign = 'left'; + ctx.textBaseline = 'middle'; + ctx.lineWidth = 0.5; + ctx.strokeStyle = fontColor; // for strikethrough effect + ctx.fillStyle = fontColor; // render in correct colour + ctx.font = labelFont; + + var boxWidth = getBoxWidth(labelOpts, fontSize); + var hitboxes = me.legendHitBoxes; + + // current position + var drawLegendBox = function(x, y, legendItem) { + if (isNaN(boxWidth) || boxWidth <= 0) { + return; + } + + // Set the ctx for the box + ctx.save(); + + ctx.fillStyle = valueOrDefault(legendItem.fillStyle, globalDefault.defaultColor); + ctx.lineCap = valueOrDefault(legendItem.lineCap, lineDefault.borderCapStyle); + ctx.lineDashOffset = valueOrDefault(legendItem.lineDashOffset, lineDefault.borderDashOffset); + ctx.lineJoin = valueOrDefault(legendItem.lineJoin, lineDefault.borderJoinStyle); + ctx.lineWidth = valueOrDefault(legendItem.lineWidth, lineDefault.borderWidth); + ctx.strokeStyle = valueOrDefault(legendItem.strokeStyle, globalDefault.defaultColor); + var isLineWidthZero = (valueOrDefault(legendItem.lineWidth, lineDefault.borderWidth) === 0); + + if (ctx.setLineDash) { + // IE 9 and 10 do not support line dash + ctx.setLineDash(valueOrDefault(legendItem.lineDash, lineDefault.borderDash)); + } + + if (opts.labels && opts.labels.usePointStyle) { + // Recalculate x and y for drawPoint() because its expecting + // x and y to be center of figure (instead of top left) + var radius = fontSize * Math.SQRT2 / 2; + var offSet = radius / Math.SQRT2; + var centerX = x + offSet; + var centerY = y + offSet; + + // Draw pointStyle as legend symbol + helpers.canvas.drawPoint(ctx, legendItem.pointStyle, radius, centerX, centerY); + } else { + // Draw box as legend symbol + if (!isLineWidthZero) { + ctx.strokeRect(x, y, boxWidth, fontSize); + } + ctx.fillRect(x, y, boxWidth, fontSize); + } + + ctx.restore(); + }; + var fillText = function(x, y, legendItem, textWidth) { + var halfFontSize = fontSize / 2; + var xLeft = boxWidth + halfFontSize + x; + var yMiddle = y + halfFontSize; + + ctx.fillText(legendItem.text, xLeft, yMiddle); + + if (legendItem.hidden) { + // Strikethrough the text if hidden + ctx.beginPath(); + ctx.lineWidth = 2; + ctx.moveTo(xLeft, yMiddle); + ctx.lineTo(xLeft + textWidth, yMiddle); + ctx.stroke(); + } + }; + + // Horizontal + var isHorizontal = me.isHorizontal(); + if (isHorizontal) { + cursor = { + x: me.left + ((legendWidth - lineWidths[0]) / 2), + y: me.top + labelOpts.padding, + line: 0 + }; + } else { + cursor = { + x: me.left + labelOpts.padding, + y: me.top + labelOpts.padding, + line: 0 + }; + } + + var itemHeight = fontSize + labelOpts.padding; + helpers.each(me.legendItems, function(legendItem, i) { + var textWidth = ctx.measureText(legendItem.text).width; + var width = boxWidth + (fontSize / 2) + textWidth; + var x = cursor.x; + var y = cursor.y; + + if (isHorizontal) { + if (x + width >= legendWidth) { + y = cursor.y += itemHeight; + cursor.line++; + x = cursor.x = me.left + ((legendWidth - lineWidths[cursor.line]) / 2); + } + } else if (y + itemHeight > me.bottom) { + x = cursor.x = x + me.columnWidths[cursor.line] + labelOpts.padding; + y = cursor.y = me.top + labelOpts.padding; + cursor.line++; + } + + drawLegendBox(x, y, legendItem); + + hitboxes[i].left = x; + hitboxes[i].top = y; + + // Fill the actual label + fillText(x, y, legendItem, textWidth); + + if (isHorizontal) { + cursor.x += width + (labelOpts.padding); + } else { + cursor.y += itemHeight; + } + + }); + } + }, + + /** + * Handle an event + * @private + * @param {IEvent} event - The event to handle + * @return {Boolean} true if a change occured + */ + handleEvent: function(e) { + var me = this; + var opts = me.options; + var type = e.type === 'mouseup' ? 'click' : e.type; + var changed = false; + + if (type === 'mousemove') { + if (!opts.onHover) { + return; + } + } else if (type === 'click') { + if (!opts.onClick) { + return; + } + } else { + return; + } + + // Chart event already has relative position in it + var x = e.x; + var y = e.y; + + if (x >= me.left && x <= me.right && y >= me.top && y <= me.bottom) { + // See if we are touching one of the dataset boxes + var lh = me.legendHitBoxes; + for (var i = 0; i < lh.length; ++i) { + var hitBox = lh[i]; + + if (x >= hitBox.left && x <= hitBox.left + hitBox.width && y >= hitBox.top && y <= hitBox.top + hitBox.height) { + // Touching an element + if (type === 'click') { + // use e.native for backwards compatibility + opts.onClick.call(me, e.native, me.legendItems[i]); + changed = true; + break; + } else if (type === 'mousemove') { + // use e.native for backwards compatibility + opts.onHover.call(me, e.native, me.legendItems[i]); + changed = true; + break; + } + } + } + } + + return changed; + } +}); + +function createNewLegendAndAttach(chart, legendOpts) { + var legend = new Legend({ + ctx: chart.ctx, + options: legendOpts, + chart: chart + }); + + layouts.configure(chart, legend, legendOpts); + layouts.addBox(chart, legend); + chart.legend = legend; +} + +module.exports = { + id: 'legend', + + /** + * Backward compatibility: since 2.1.5, the legend is registered as a plugin, making + * Chart.Legend obsolete. To avoid a breaking change, we export the Legend as part of + * the plugin, which one will be re-exposed in the chart.js file. + * https://github.com/chartjs/Chart.js/pull/2640 + * @private + */ + _element: Legend, + + beforeInit: function(chart) { + var legendOpts = chart.options.legend; + + if (legendOpts) { + createNewLegendAndAttach(chart, legendOpts); + } + }, + + beforeUpdate: function(chart) { + var legendOpts = chart.options.legend; + var legend = chart.legend; + + if (legendOpts) { + helpers.mergeIf(legendOpts, defaults.global.legend); + + if (legend) { + layouts.configure(chart, legend, legendOpts); + legend.options = legendOpts; + } else { + createNewLegendAndAttach(chart, legendOpts); + } + } else if (legend) { + layouts.removeBox(chart, legend); + delete chart.legend; + } + }, + + afterEvent: function(chart, e) { + var legend = chart.legend; + if (legend) { + legend.handleEvent(e); + } + } +}; + +},{"26":26,"27":27,"31":31,"46":46}],53:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var Element = require(27); +var helpers = require(46); +var layouts = require(31); + +var noop = helpers.noop; + +defaults._set('global', { + title: { + display: false, + fontStyle: 'bold', + fullWidth: true, + lineHeight: 1.2, + padding: 10, + position: 'top', + text: '', + weight: 2000 // by default greater than legend (1000) to be above + } +}); + +/** + * IMPORTANT: this class is exposed publicly as Chart.Legend, backward compatibility required! + */ +var Title = Element.extend({ + initialize: function(config) { + var me = this; + helpers.extend(me, config); + + // Contains hit boxes for each dataset (in dataset order) + me.legendHitBoxes = []; + }, + + // These methods are ordered by lifecycle. Utilities then follow. + + beforeUpdate: noop, + update: function(maxWidth, maxHeight, margins) { + var me = this; + + // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) + me.beforeUpdate(); + + // Absorb the master measurements + me.maxWidth = maxWidth; + me.maxHeight = maxHeight; + me.margins = margins; + + // Dimensions + me.beforeSetDimensions(); + me.setDimensions(); + me.afterSetDimensions(); + // Labels + me.beforeBuildLabels(); + me.buildLabels(); + me.afterBuildLabels(); + + // Fit + me.beforeFit(); + me.fit(); + me.afterFit(); + // + me.afterUpdate(); + + return me.minSize; + + }, + afterUpdate: noop, + + // + + beforeSetDimensions: noop, + setDimensions: function() { + var me = this; + // Set the unconstrained dimension before label rotation + if (me.isHorizontal()) { + // Reset position before calculating rotation + me.width = me.maxWidth; + me.left = 0; + me.right = me.width; + } else { + me.height = me.maxHeight; + + // Reset position before calculating rotation + me.top = 0; + me.bottom = me.height; + } + + // Reset padding + me.paddingLeft = 0; + me.paddingTop = 0; + me.paddingRight = 0; + me.paddingBottom = 0; + + // Reset minSize + me.minSize = { + width: 0, + height: 0 + }; + }, + afterSetDimensions: noop, + + // + + beforeBuildLabels: noop, + buildLabels: noop, + afterBuildLabels: noop, + + // + + beforeFit: noop, + fit: function() { + var me = this; + var valueOrDefault = helpers.valueOrDefault; + var opts = me.options; + var display = opts.display; + var fontSize = valueOrDefault(opts.fontSize, defaults.global.defaultFontSize); + var minSize = me.minSize; + var lineCount = helpers.isArray(opts.text) ? opts.text.length : 1; + var lineHeight = helpers.options.toLineHeight(opts.lineHeight, fontSize); + var textSize = display ? (lineCount * lineHeight) + (opts.padding * 2) : 0; + + if (me.isHorizontal()) { + minSize.width = me.maxWidth; // fill all the width + minSize.height = textSize; + } else { + minSize.width = textSize; + minSize.height = me.maxHeight; // fill all the height + } + + me.width = minSize.width; + me.height = minSize.height; + + }, + afterFit: noop, + + // Shared Methods + isHorizontal: function() { + var pos = this.options.position; + return pos === 'top' || pos === 'bottom'; + }, + + // Actually draw the title block on the canvas + draw: function() { + var me = this; + var ctx = me.ctx; + var valueOrDefault = helpers.valueOrDefault; + var opts = me.options; + var globalDefaults = defaults.global; + + if (opts.display) { + var fontSize = valueOrDefault(opts.fontSize, globalDefaults.defaultFontSize); + var fontStyle = valueOrDefault(opts.fontStyle, globalDefaults.defaultFontStyle); + var fontFamily = valueOrDefault(opts.fontFamily, globalDefaults.defaultFontFamily); + var titleFont = helpers.fontString(fontSize, fontStyle, fontFamily); + var lineHeight = helpers.options.toLineHeight(opts.lineHeight, fontSize); + var offset = lineHeight / 2 + opts.padding; + var rotation = 0; + var top = me.top; + var left = me.left; + var bottom = me.bottom; + var right = me.right; + var maxWidth, titleX, titleY; + + ctx.fillStyle = valueOrDefault(opts.fontColor, globalDefaults.defaultFontColor); // render in correct colour + ctx.font = titleFont; + + // Horizontal + if (me.isHorizontal()) { + titleX = left + ((right - left) / 2); // midpoint of the width + titleY = top + offset; + maxWidth = right - left; + } else { + titleX = opts.position === 'left' ? left + offset : right - offset; + titleY = top + ((bottom - top) / 2); + maxWidth = bottom - top; + rotation = Math.PI * (opts.position === 'left' ? -0.5 : 0.5); + } + + ctx.save(); + ctx.translate(titleX, titleY); + ctx.rotate(rotation); + ctx.textAlign = 'center'; + ctx.textBaseline = 'middle'; + + var text = opts.text; + if (helpers.isArray(text)) { + var y = 0; + for (var i = 0; i < text.length; ++i) { + ctx.fillText(text[i], 0, y, maxWidth); + y += lineHeight; + } + } else { + ctx.fillText(text, 0, 0, maxWidth); + } + + ctx.restore(); + } + } +}); + +function createNewTitleBlockAndAttach(chart, titleOpts) { + var title = new Title({ + ctx: chart.ctx, + options: titleOpts, + chart: chart + }); + + layouts.configure(chart, title, titleOpts); + layouts.addBox(chart, title); + chart.titleBlock = title; +} + +module.exports = { + id: 'title', + + /** + * Backward compatibility: since 2.1.5, the title is registered as a plugin, making + * Chart.Title obsolete. To avoid a breaking change, we export the Title as part of + * the plugin, which one will be re-exposed in the chart.js file. + * https://github.com/chartjs/Chart.js/pull/2640 + * @private + */ + _element: Title, + + beforeInit: function(chart) { + var titleOpts = chart.options.title; + + if (titleOpts) { + createNewTitleBlockAndAttach(chart, titleOpts); + } + }, + + beforeUpdate: function(chart) { + var titleOpts = chart.options.title; + var titleBlock = chart.titleBlock; + + if (titleOpts) { + helpers.mergeIf(titleOpts, defaults.global.title); + + if (titleBlock) { + layouts.configure(chart, titleBlock, titleOpts); + titleBlock.options = titleOpts; + } else { + createNewTitleBlockAndAttach(chart, titleOpts); + } + } else if (titleBlock) { + layouts.removeBox(chart, titleBlock); + delete chart.titleBlock; + } + } +}; + +},{"26":26,"27":27,"31":31,"46":46}],54:[function(require,module,exports){ +'use strict'; + +var Scale = require(33); +var scaleService = require(34); + +module.exports = function() { + + // Default config for a category scale + var defaultConfig = { + position: 'bottom' + }; + + var DatasetScale = Scale.extend({ + /** + * Internal function to get the correct labels. If data.xLabels or data.yLabels are defined, use those + * else fall back to data.labels + * @private + */ + getLabels: function() { + var data = this.chart.data; + return this.options.labels || (this.isHorizontal() ? data.xLabels : data.yLabels) || data.labels; + }, + + determineDataLimits: function() { + var me = this; + var labels = me.getLabels(); + me.minIndex = 0; + me.maxIndex = labels.length - 1; + var findIndex; + + if (me.options.ticks.min !== undefined) { + // user specified min value + findIndex = labels.indexOf(me.options.ticks.min); + me.minIndex = findIndex !== -1 ? findIndex : me.minIndex; + } + + if (me.options.ticks.max !== undefined) { + // user specified max value + findIndex = labels.indexOf(me.options.ticks.max); + me.maxIndex = findIndex !== -1 ? findIndex : me.maxIndex; + } + + me.min = labels[me.minIndex]; + me.max = labels[me.maxIndex]; + }, + + buildTicks: function() { + var me = this; + var labels = me.getLabels(); + // If we are viewing some subset of labels, slice the original array + me.ticks = (me.minIndex === 0 && me.maxIndex === labels.length - 1) ? labels : labels.slice(me.minIndex, me.maxIndex + 1); + }, + + getLabelForIndex: function(index, datasetIndex) { + var me = this; + var data = me.chart.data; + var isHorizontal = me.isHorizontal(); + + if (data.yLabels && !isHorizontal) { + return me.getRightValue(data.datasets[datasetIndex].data[index]); + } + return me.ticks[index - me.minIndex]; + }, + + // Used to get data value locations. Value can either be an index or a numerical value + getPixelForValue: function(value, index) { + var me = this; + var offset = me.options.offset; + // 1 is added because we need the length but we have the indexes + var offsetAmt = Math.max((me.maxIndex + 1 - me.minIndex - (offset ? 0 : 1)), 1); + + // If value is a data object, then index is the index in the data array, + // not the index of the scale. We need to change that. + var valueCategory; + if (value !== undefined && value !== null) { + valueCategory = me.isHorizontal() ? value.x : value.y; + } + if (valueCategory !== undefined || (value !== undefined && isNaN(index))) { + var labels = me.getLabels(); + value = valueCategory || value; + var idx = labels.indexOf(value); + index = idx !== -1 ? idx : index; + } + + if (me.isHorizontal()) { + var valueWidth = me.width / offsetAmt; + var widthOffset = (valueWidth * (index - me.minIndex)); + + if (offset) { + widthOffset += (valueWidth / 2); + } + + return me.left + Math.round(widthOffset); + } + var valueHeight = me.height / offsetAmt; + var heightOffset = (valueHeight * (index - me.minIndex)); + + if (offset) { + heightOffset += (valueHeight / 2); + } + + return me.top + Math.round(heightOffset); + }, + getPixelForTick: function(index) { + return this.getPixelForValue(this.ticks[index], index + this.minIndex, null); + }, + getValueForPixel: function(pixel) { + var me = this; + var offset = me.options.offset; + var value; + var offsetAmt = Math.max((me._ticks.length - (offset ? 0 : 1)), 1); + var horz = me.isHorizontal(); + var valueDimension = (horz ? me.width : me.height) / offsetAmt; + + pixel -= horz ? me.left : me.top; + + if (offset) { + pixel -= (valueDimension / 2); + } + + if (pixel <= 0) { + value = 0; + } else { + value = Math.round(pixel / valueDimension); + } + + return value + me.minIndex; + }, + getBasePixel: function() { + return this.bottom; + } + }); + + scaleService.registerScaleType('category', DatasetScale, defaultConfig); +}; + +},{"33":33,"34":34}],55:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var helpers = require(46); +var scaleService = require(34); +var Ticks = require(35); + +module.exports = function(Chart) { + + var defaultConfig = { + position: 'left', + ticks: { + callback: Ticks.formatters.linear + } + }; + + var LinearScale = Chart.LinearScaleBase.extend({ + + determineDataLimits: function() { + var me = this; + var opts = me.options; + var chart = me.chart; + var data = chart.data; + var datasets = data.datasets; + var isHorizontal = me.isHorizontal(); + var DEFAULT_MIN = 0; + var DEFAULT_MAX = 1; + + function IDMatches(meta) { + return isHorizontal ? meta.xAxisID === me.id : meta.yAxisID === me.id; + } + + // First Calculate the range + me.min = null; + me.max = null; + + var hasStacks = opts.stacked; + if (hasStacks === undefined) { + helpers.each(datasets, function(dataset, datasetIndex) { + if (hasStacks) { + return; + } + + var meta = chart.getDatasetMeta(datasetIndex); + if (chart.isDatasetVisible(datasetIndex) && IDMatches(meta) && + meta.stack !== undefined) { + hasStacks = true; + } + }); + } + + if (opts.stacked || hasStacks) { + var valuesPerStack = {}; + + helpers.each(datasets, function(dataset, datasetIndex) { + var meta = chart.getDatasetMeta(datasetIndex); + var key = [ + meta.type, + // we have a separate stack for stack=undefined datasets when the opts.stacked is undefined + ((opts.stacked === undefined && meta.stack === undefined) ? datasetIndex : ''), + meta.stack + ].join('.'); + + if (valuesPerStack[key] === undefined) { + valuesPerStack[key] = { + positiveValues: [], + negativeValues: [] + }; + } + + // Store these per type + var positiveValues = valuesPerStack[key].positiveValues; + var negativeValues = valuesPerStack[key].negativeValues; + + if (chart.isDatasetVisible(datasetIndex) && IDMatches(meta)) { + helpers.each(dataset.data, function(rawValue, index) { + var value = +me.getRightValue(rawValue); + if (isNaN(value) || meta.data[index].hidden) { + return; + } + + positiveValues[index] = positiveValues[index] || 0; + negativeValues[index] = negativeValues[index] || 0; + + if (opts.relativePoints) { + positiveValues[index] = 100; + } else if (value < 0) { + negativeValues[index] += value; + } else { + positiveValues[index] += value; + } + }); + } + }); + + helpers.each(valuesPerStack, function(valuesForType) { + var values = valuesForType.positiveValues.concat(valuesForType.negativeValues); + var minVal = helpers.min(values); + var maxVal = helpers.max(values); + me.min = me.min === null ? minVal : Math.min(me.min, minVal); + me.max = me.max === null ? maxVal : Math.max(me.max, maxVal); + }); + + } else { + helpers.each(datasets, function(dataset, datasetIndex) { + var meta = chart.getDatasetMeta(datasetIndex); + if (chart.isDatasetVisible(datasetIndex) && IDMatches(meta)) { + helpers.each(dataset.data, function(rawValue, index) { + var value = +me.getRightValue(rawValue); + if (isNaN(value) || meta.data[index].hidden) { + return; + } + + if (me.min === null) { + me.min = value; + } else if (value < me.min) { + me.min = value; + } + + if (me.max === null) { + me.max = value; + } else if (value > me.max) { + me.max = value; + } + }); + } + }); + } + + me.min = isFinite(me.min) && !isNaN(me.min) ? me.min : DEFAULT_MIN; + me.max = isFinite(me.max) && !isNaN(me.max) ? me.max : DEFAULT_MAX; + + // Common base implementation to handle ticks.min, ticks.max, ticks.beginAtZero + this.handleTickRangeOptions(); + }, + getTickLimit: function() { + var maxTicks; + var me = this; + var tickOpts = me.options.ticks; + + if (me.isHorizontal()) { + maxTicks = Math.min(tickOpts.maxTicksLimit ? tickOpts.maxTicksLimit : 11, Math.ceil(me.width / 50)); + } else { + // The factor of 2 used to scale the font size has been experimentally determined. + var tickFontSize = helpers.valueOrDefault(tickOpts.fontSize, defaults.global.defaultFontSize); + maxTicks = Math.min(tickOpts.maxTicksLimit ? tickOpts.maxTicksLimit : 11, Math.ceil(me.height / (2 * tickFontSize))); + } + + return maxTicks; + }, + // Called after the ticks are built. We need + handleDirectionalChanges: function() { + if (!this.isHorizontal()) { + // We are in a vertical orientation. The top value is the highest. So reverse the array + this.ticks.reverse(); + } + }, + getLabelForIndex: function(index, datasetIndex) { + return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); + }, + // Utils + getPixelForValue: function(value) { + // This must be called after fit has been run so that + // this.left, this.top, this.right, and this.bottom have been defined + var me = this; + var start = me.start; + + var rightValue = +me.getRightValue(value); + var pixel; + var range = me.end - start; + + if (me.isHorizontal()) { + pixel = me.left + (me.width / range * (rightValue - start)); + } else { + pixel = me.bottom - (me.height / range * (rightValue - start)); + } + return pixel; + }, + getValueForPixel: function(pixel) { + var me = this; + var isHorizontal = me.isHorizontal(); + var innerDimension = isHorizontal ? me.width : me.height; + var offset = (isHorizontal ? pixel - me.left : me.bottom - pixel) / innerDimension; + return me.start + ((me.end - me.start) * offset); + }, + getPixelForTick: function(index) { + return this.getPixelForValue(this.ticksAsNumbers[index]); + } + }); + + scaleService.registerScaleType('linear', LinearScale, defaultConfig); +}; + +},{"26":26,"34":34,"35":35,"46":46}],56:[function(require,module,exports){ +'use strict'; + +var helpers = require(46); +var Scale = require(33); + +/** + * Generate a set of linear ticks + * @param generationOptions the options used to generate the ticks + * @param dataRange the range of the data + * @returns {Array} array of tick values + */ +function generateTicks(generationOptions, dataRange) { + var ticks = []; + // To get a "nice" value for the tick spacing, we will use the appropriately named + // "nice number" algorithm. See http://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks + // for details. + + var factor; + var precision; + var spacing; + + if (generationOptions.stepSize && generationOptions.stepSize > 0) { + spacing = generationOptions.stepSize; + } else { + var niceRange = helpers.niceNum(dataRange.max - dataRange.min, false); + spacing = helpers.niceNum(niceRange / (generationOptions.maxTicks - 1), true); + + precision = generationOptions.precision; + if (precision !== undefined) { + // If the user specified a precision, round to that number of decimal places + factor = Math.pow(10, precision); + spacing = Math.ceil(spacing * factor) / factor; + } + } + var niceMin = Math.floor(dataRange.min / spacing) * spacing; + var niceMax = Math.ceil(dataRange.max / spacing) * spacing; + + // If min, max and stepSize is set and they make an evenly spaced scale use it. + if (!helpers.isNullOrUndef(generationOptions.min) && !helpers.isNullOrUndef(generationOptions.max) && generationOptions.stepSize) { + // If very close to our whole number, use it. + if (helpers.almostWhole((generationOptions.max - generationOptions.min) / generationOptions.stepSize, spacing / 1000)) { + niceMin = generationOptions.min; + niceMax = generationOptions.max; + } + } + + var numSpaces = (niceMax - niceMin) / spacing; + // If very close to our rounded value, use it. + if (helpers.almostEquals(numSpaces, Math.round(numSpaces), spacing / 1000)) { + numSpaces = Math.round(numSpaces); + } else { + numSpaces = Math.ceil(numSpaces); + } + + precision = 1; + if (spacing < 1) { + precision = Math.pow(10, 1 - Math.floor(helpers.log10(spacing))); + niceMin = Math.round(niceMin * precision) / precision; + niceMax = Math.round(niceMax * precision) / precision; + } + ticks.push(generationOptions.min !== undefined ? generationOptions.min : niceMin); + for (var j = 1; j < numSpaces; ++j) { + ticks.push(Math.round((niceMin + j * spacing) * precision) / precision); + } + ticks.push(generationOptions.max !== undefined ? generationOptions.max : niceMax); + + return ticks; +} + +module.exports = function(Chart) { + + var noop = helpers.noop; + + Chart.LinearScaleBase = Scale.extend({ + getRightValue: function(value) { + if (typeof value === 'string') { + return +value; + } + return Scale.prototype.getRightValue.call(this, value); + }, + + handleTickRangeOptions: function() { + var me = this; + var opts = me.options; + var tickOpts = opts.ticks; + + // If we are forcing it to begin at 0, but 0 will already be rendered on the chart, + // do nothing since that would make the chart weird. If the user really wants a weird chart + // axis, they can manually override it + if (tickOpts.beginAtZero) { + var minSign = helpers.sign(me.min); + var maxSign = helpers.sign(me.max); + + if (minSign < 0 && maxSign < 0) { + // move the top up to 0 + me.max = 0; + } else if (minSign > 0 && maxSign > 0) { + // move the bottom down to 0 + me.min = 0; + } + } + + var setMin = tickOpts.min !== undefined || tickOpts.suggestedMin !== undefined; + var setMax = tickOpts.max !== undefined || tickOpts.suggestedMax !== undefined; + + if (tickOpts.min !== undefined) { + me.min = tickOpts.min; + } else if (tickOpts.suggestedMin !== undefined) { + if (me.min === null) { + me.min = tickOpts.suggestedMin; + } else { + me.min = Math.min(me.min, tickOpts.suggestedMin); + } + } + + if (tickOpts.max !== undefined) { + me.max = tickOpts.max; + } else if (tickOpts.suggestedMax !== undefined) { + if (me.max === null) { + me.max = tickOpts.suggestedMax; + } else { + me.max = Math.max(me.max, tickOpts.suggestedMax); + } + } + + if (setMin !== setMax) { + // We set the min or the max but not both. + // So ensure that our range is good + // Inverted or 0 length range can happen when + // ticks.min is set, and no datasets are visible + if (me.min >= me.max) { + if (setMin) { + me.max = me.min + 1; + } else { + me.min = me.max - 1; + } + } + } + + if (me.min === me.max) { + me.max++; + + if (!tickOpts.beginAtZero) { + me.min--; + } + } + }, + getTickLimit: noop, + handleDirectionalChanges: noop, + + buildTicks: function() { + var me = this; + var opts = me.options; + var tickOpts = opts.ticks; + + // Figure out what the max number of ticks we can support it is based on the size of + // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 + // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on + // the graph. Make sure we always have at least 2 ticks + var maxTicks = me.getTickLimit(); + maxTicks = Math.max(2, maxTicks); + + var numericGeneratorOptions = { + maxTicks: maxTicks, + min: tickOpts.min, + max: tickOpts.max, + precision: tickOpts.precision, + stepSize: helpers.valueOrDefault(tickOpts.fixedStepSize, tickOpts.stepSize) + }; + var ticks = me.ticks = generateTicks(numericGeneratorOptions, me); + + me.handleDirectionalChanges(); + + // At this point, we need to update our max and min given the tick values since we have expanded the + // range of the scale + me.max = helpers.max(ticks); + me.min = helpers.min(ticks); + + if (tickOpts.reverse) { + ticks.reverse(); + + me.start = me.max; + me.end = me.min; + } else { + me.start = me.min; + me.end = me.max; + } + }, + convertTicksToLabels: function() { + var me = this; + me.ticksAsNumbers = me.ticks.slice(); + me.zeroLineIndex = me.ticks.indexOf(0); + + Scale.prototype.convertTicksToLabels.call(me); + } + }); +}; + +},{"33":33,"46":46}],57:[function(require,module,exports){ +'use strict'; + +var helpers = require(46); +var Scale = require(33); +var scaleService = require(34); +var Ticks = require(35); + +/** + * Generate a set of logarithmic ticks + * @param generationOptions the options used to generate the ticks + * @param dataRange the range of the data + * @returns {Array} array of tick values + */ +function generateTicks(generationOptions, dataRange) { + var ticks = []; + var valueOrDefault = helpers.valueOrDefault; + + // Figure out what the max number of ticks we can support it is based on the size of + // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 + // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on + // the graph + var tickVal = valueOrDefault(generationOptions.min, Math.pow(10, Math.floor(helpers.log10(dataRange.min)))); + + var endExp = Math.floor(helpers.log10(dataRange.max)); + var endSignificand = Math.ceil(dataRange.max / Math.pow(10, endExp)); + var exp, significand; + + if (tickVal === 0) { + exp = Math.floor(helpers.log10(dataRange.minNotZero)); + significand = Math.floor(dataRange.minNotZero / Math.pow(10, exp)); + + ticks.push(tickVal); + tickVal = significand * Math.pow(10, exp); + } else { + exp = Math.floor(helpers.log10(tickVal)); + significand = Math.floor(tickVal / Math.pow(10, exp)); + } + var precision = exp < 0 ? Math.pow(10, Math.abs(exp)) : 1; + + do { + ticks.push(tickVal); + + ++significand; + if (significand === 10) { + significand = 1; + ++exp; + precision = exp >= 0 ? 1 : precision; + } + + tickVal = Math.round(significand * Math.pow(10, exp) * precision) / precision; + } while (exp < endExp || (exp === endExp && significand < endSignificand)); + + var lastTick = valueOrDefault(generationOptions.max, tickVal); + ticks.push(lastTick); + + return ticks; +} + + +module.exports = function(Chart) { + + var defaultConfig = { + position: 'left', + + // label settings + ticks: { + callback: Ticks.formatters.logarithmic + } + }; + + var LogarithmicScale = Scale.extend({ + determineDataLimits: function() { + var me = this; + var opts = me.options; + var chart = me.chart; + var data = chart.data; + var datasets = data.datasets; + var isHorizontal = me.isHorizontal(); + function IDMatches(meta) { + return isHorizontal ? meta.xAxisID === me.id : meta.yAxisID === me.id; + } + + // Calculate Range + me.min = null; + me.max = null; + me.minNotZero = null; + + var hasStacks = opts.stacked; + if (hasStacks === undefined) { + helpers.each(datasets, function(dataset, datasetIndex) { + if (hasStacks) { + return; + } + + var meta = chart.getDatasetMeta(datasetIndex); + if (chart.isDatasetVisible(datasetIndex) && IDMatches(meta) && + meta.stack !== undefined) { + hasStacks = true; + } + }); + } + + if (opts.stacked || hasStacks) { + var valuesPerStack = {}; + + helpers.each(datasets, function(dataset, datasetIndex) { + var meta = chart.getDatasetMeta(datasetIndex); + var key = [ + meta.type, + // we have a separate stack for stack=undefined datasets when the opts.stacked is undefined + ((opts.stacked === undefined && meta.stack === undefined) ? datasetIndex : ''), + meta.stack + ].join('.'); + + if (chart.isDatasetVisible(datasetIndex) && IDMatches(meta)) { + if (valuesPerStack[key] === undefined) { + valuesPerStack[key] = []; + } + + helpers.each(dataset.data, function(rawValue, index) { + var values = valuesPerStack[key]; + var value = +me.getRightValue(rawValue); + // invalid, hidden and negative values are ignored + if (isNaN(value) || meta.data[index].hidden || value < 0) { + return; + } + values[index] = values[index] || 0; + values[index] += value; + }); + } + }); + + helpers.each(valuesPerStack, function(valuesForType) { + if (valuesForType.length > 0) { + var minVal = helpers.min(valuesForType); + var maxVal = helpers.max(valuesForType); + me.min = me.min === null ? minVal : Math.min(me.min, minVal); + me.max = me.max === null ? maxVal : Math.max(me.max, maxVal); + } + }); + + } else { + helpers.each(datasets, function(dataset, datasetIndex) { + var meta = chart.getDatasetMeta(datasetIndex); + if (chart.isDatasetVisible(datasetIndex) && IDMatches(meta)) { + helpers.each(dataset.data, function(rawValue, index) { + var value = +me.getRightValue(rawValue); + // invalid, hidden and negative values are ignored + if (isNaN(value) || meta.data[index].hidden || value < 0) { + return; + } + + if (me.min === null) { + me.min = value; + } else if (value < me.min) { + me.min = value; + } + + if (me.max === null) { + me.max = value; + } else if (value > me.max) { + me.max = value; + } + + if (value !== 0 && (me.minNotZero === null || value < me.minNotZero)) { + me.minNotZero = value; + } + }); + } + }); + } + + // Common base implementation to handle ticks.min, ticks.max + this.handleTickRangeOptions(); + }, + handleTickRangeOptions: function() { + var me = this; + var opts = me.options; + var tickOpts = opts.ticks; + var valueOrDefault = helpers.valueOrDefault; + var DEFAULT_MIN = 1; + var DEFAULT_MAX = 10; + + me.min = valueOrDefault(tickOpts.min, me.min); + me.max = valueOrDefault(tickOpts.max, me.max); + + if (me.min === me.max) { + if (me.min !== 0 && me.min !== null) { + me.min = Math.pow(10, Math.floor(helpers.log10(me.min)) - 1); + me.max = Math.pow(10, Math.floor(helpers.log10(me.max)) + 1); + } else { + me.min = DEFAULT_MIN; + me.max = DEFAULT_MAX; + } + } + if (me.min === null) { + me.min = Math.pow(10, Math.floor(helpers.log10(me.max)) - 1); + } + if (me.max === null) { + me.max = me.min !== 0 + ? Math.pow(10, Math.floor(helpers.log10(me.min)) + 1) + : DEFAULT_MAX; + } + if (me.minNotZero === null) { + if (me.min > 0) { + me.minNotZero = me.min; + } else if (me.max < 1) { + me.minNotZero = Math.pow(10, Math.floor(helpers.log10(me.max))); + } else { + me.minNotZero = DEFAULT_MIN; + } + } + }, + buildTicks: function() { + var me = this; + var opts = me.options; + var tickOpts = opts.ticks; + var reverse = !me.isHorizontal(); + + var generationOptions = { + min: tickOpts.min, + max: tickOpts.max + }; + var ticks = me.ticks = generateTicks(generationOptions, me); + + // At this point, we need to update our max and min given the tick values since we have expanded the + // range of the scale + me.max = helpers.max(ticks); + me.min = helpers.min(ticks); + + if (tickOpts.reverse) { + reverse = !reverse; + me.start = me.max; + me.end = me.min; + } else { + me.start = me.min; + me.end = me.max; + } + if (reverse) { + ticks.reverse(); + } + }, + convertTicksToLabels: function() { + this.tickValues = this.ticks.slice(); + + Scale.prototype.convertTicksToLabels.call(this); + }, + // Get the correct tooltip label + getLabelForIndex: function(index, datasetIndex) { + return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); + }, + getPixelForTick: function(index) { + return this.getPixelForValue(this.tickValues[index]); + }, + /** + * Returns the value of the first tick. + * @param {Number} value - The minimum not zero value. + * @return {Number} The first tick value. + * @private + */ + _getFirstTickValue: function(value) { + var exp = Math.floor(helpers.log10(value)); + var significand = Math.floor(value / Math.pow(10, exp)); + + return significand * Math.pow(10, exp); + }, + getPixelForValue: function(value) { + var me = this; + var reverse = me.options.ticks.reverse; + var log10 = helpers.log10; + var firstTickValue = me._getFirstTickValue(me.minNotZero); + var offset = 0; + var innerDimension, pixel, start, end, sign; + + value = +me.getRightValue(value); + if (reverse) { + start = me.end; + end = me.start; + sign = -1; + } else { + start = me.start; + end = me.end; + sign = 1; + } + if (me.isHorizontal()) { + innerDimension = me.width; + pixel = reverse ? me.right : me.left; + } else { + innerDimension = me.height; + sign *= -1; // invert, since the upper-left corner of the canvas is at pixel (0, 0) + pixel = reverse ? me.top : me.bottom; + } + if (value !== start) { + if (start === 0) { // include zero tick + offset = helpers.getValueOrDefault( + me.options.ticks.fontSize, + Chart.defaults.global.defaultFontSize + ); + innerDimension -= offset; + start = firstTickValue; + } + if (value !== 0) { + offset += innerDimension / (log10(end) - log10(start)) * (log10(value) - log10(start)); + } + pixel += sign * offset; + } + return pixel; + }, + getValueForPixel: function(pixel) { + var me = this; + var reverse = me.options.ticks.reverse; + var log10 = helpers.log10; + var firstTickValue = me._getFirstTickValue(me.minNotZero); + var innerDimension, start, end, value; + + if (reverse) { + start = me.end; + end = me.start; + } else { + start = me.start; + end = me.end; + } + if (me.isHorizontal()) { + innerDimension = me.width; + value = reverse ? me.right - pixel : pixel - me.left; + } else { + innerDimension = me.height; + value = reverse ? pixel - me.top : me.bottom - pixel; + } + if (value !== start) { + if (start === 0) { // include zero tick + var offset = helpers.getValueOrDefault( + me.options.ticks.fontSize, + Chart.defaults.global.defaultFontSize + ); + value -= offset; + innerDimension -= offset; + start = firstTickValue; + } + value *= log10(end) - log10(start); + value /= innerDimension; + value = Math.pow(10, log10(start) + value); + } + return value; + } + }); + + scaleService.registerScaleType('logarithmic', LogarithmicScale, defaultConfig); +}; + +},{"33":33,"34":34,"35":35,"46":46}],58:[function(require,module,exports){ +'use strict'; + +var defaults = require(26); +var helpers = require(46); +var scaleService = require(34); +var Ticks = require(35); + +module.exports = function(Chart) { + + var globalDefaults = defaults.global; + + var defaultConfig = { + display: true, + + // Boolean - Whether to animate scaling the chart from the centre + animate: true, + position: 'chartArea', + + angleLines: { + display: true, + color: 'rgba(0, 0, 0, 0.1)', + lineWidth: 1 + }, + + gridLines: { + circular: false + }, + + // label settings + ticks: { + // Boolean - Show a backdrop to the scale label + showLabelBackdrop: true, + + // String - The colour of the label backdrop + backdropColor: 'rgba(255,255,255,0.75)', + + // Number - The backdrop padding above & below the label in pixels + backdropPaddingY: 2, + + // Number - The backdrop padding to the side of the label in pixels + backdropPaddingX: 2, + + callback: Ticks.formatters.linear + }, + + pointLabels: { + // Boolean - if true, show point labels + display: true, + + // Number - Point label font size in pixels + fontSize: 10, + + // Function - Used to convert point labels + callback: function(label) { + return label; + } + } + }; + + function getValueCount(scale) { + var opts = scale.options; + return opts.angleLines.display || opts.pointLabels.display ? scale.chart.data.labels.length : 0; + } + + function getPointLabelFontOptions(scale) { + var pointLabelOptions = scale.options.pointLabels; + var fontSize = helpers.valueOrDefault(pointLabelOptions.fontSize, globalDefaults.defaultFontSize); + var fontStyle = helpers.valueOrDefault(pointLabelOptions.fontStyle, globalDefaults.defaultFontStyle); + var fontFamily = helpers.valueOrDefault(pointLabelOptions.fontFamily, globalDefaults.defaultFontFamily); + var font = helpers.fontString(fontSize, fontStyle, fontFamily); + + return { + size: fontSize, + style: fontStyle, + family: fontFamily, + font: font + }; + } + + function measureLabelSize(ctx, fontSize, label) { + if (helpers.isArray(label)) { + return { + w: helpers.longestText(ctx, ctx.font, label), + h: (label.length * fontSize) + ((label.length - 1) * 1.5 * fontSize) + }; + } + + return { + w: ctx.measureText(label).width, + h: fontSize + }; + } + + function determineLimits(angle, pos, size, min, max) { + if (angle === min || angle === max) { + return { + start: pos - (size / 2), + end: pos + (size / 2) + }; + } else if (angle < min || angle > max) { + return { + start: pos - size - 5, + end: pos + }; + } + + return { + start: pos, + end: pos + size + 5 + }; + } + + /** + * Helper function to fit a radial linear scale with point labels + */ + function fitWithPointLabels(scale) { + /* + * Right, this is really confusing and there is a lot of maths going on here + * The gist of the problem is here: https://gist.github.com/nnnick/696cc9c55f4b0beb8fe9 + * + * Reaction: https://dl.dropboxusercontent.com/u/34601363/toomuchscience.gif + * + * Solution: + * + * We assume the radius of the polygon is half the size of the canvas at first + * at each index we check if the text overlaps. + * + * Where it does, we store that angle and that index. + * + * After finding the largest index and angle we calculate how much we need to remove + * from the shape radius to move the point inwards by that x. + * + * We average the left and right distances to get the maximum shape radius that can fit in the box + * along with labels. + * + * Once we have that, we can find the centre point for the chart, by taking the x text protrusion + * on each side, removing that from the size, halving it and adding the left x protrusion width. + * + * This will mean we have a shape fitted to the canvas, as large as it can be with the labels + * and position it in the most space efficient manner + * + * https://dl.dropboxusercontent.com/u/34601363/yeahscience.gif + */ + + var plFont = getPointLabelFontOptions(scale); + + // Get maximum radius of the polygon. Either half the height (minus the text width) or half the width. + // Use this to calculate the offset + change. - Make sure L/R protrusion is at least 0 to stop issues with centre points + var largestPossibleRadius = Math.min(scale.height / 2, scale.width / 2); + var furthestLimits = { + r: scale.width, + l: 0, + t: scale.height, + b: 0 + }; + var furthestAngles = {}; + var i, textSize, pointPosition; + + scale.ctx.font = plFont.font; + scale._pointLabelSizes = []; + + var valueCount = getValueCount(scale); + for (i = 0; i < valueCount; i++) { + pointPosition = scale.getPointPosition(i, largestPossibleRadius); + textSize = measureLabelSize(scale.ctx, plFont.size, scale.pointLabels[i] || ''); + scale._pointLabelSizes[i] = textSize; + + // Add quarter circle to make degree 0 mean top of circle + var angleRadians = scale.getIndexAngle(i); + var angle = helpers.toDegrees(angleRadians) % 360; + var hLimits = determineLimits(angle, pointPosition.x, textSize.w, 0, 180); + var vLimits = determineLimits(angle, pointPosition.y, textSize.h, 90, 270); + + if (hLimits.start < furthestLimits.l) { + furthestLimits.l = hLimits.start; + furthestAngles.l = angleRadians; + } + + if (hLimits.end > furthestLimits.r) { + furthestLimits.r = hLimits.end; + furthestAngles.r = angleRadians; + } + + if (vLimits.start < furthestLimits.t) { + furthestLimits.t = vLimits.start; + furthestAngles.t = angleRadians; + } + + if (vLimits.end > furthestLimits.b) { + furthestLimits.b = vLimits.end; + furthestAngles.b = angleRadians; + } + } + + scale.setReductions(largestPossibleRadius, furthestLimits, furthestAngles); + } + + /** + * Helper function to fit a radial linear scale with no point labels + */ + function fit(scale) { + var largestPossibleRadius = Math.min(scale.height / 2, scale.width / 2); + scale.drawingArea = Math.round(largestPossibleRadius); + scale.setCenterPoint(0, 0, 0, 0); + } + + function getTextAlignForAngle(angle) { + if (angle === 0 || angle === 180) { + return 'center'; + } else if (angle < 180) { + return 'left'; + } + + return 'right'; + } + + function fillText(ctx, text, position, fontSize) { + if (helpers.isArray(text)) { + var y = position.y; + var spacing = 1.5 * fontSize; + + for (var i = 0; i < text.length; ++i) { + ctx.fillText(text[i], position.x, y); + y += spacing; + } + } else { + ctx.fillText(text, position.x, position.y); + } + } + + function adjustPointPositionForLabelHeight(angle, textSize, position) { + if (angle === 90 || angle === 270) { + position.y -= (textSize.h / 2); + } else if (angle > 270 || angle < 90) { + position.y -= textSize.h; + } + } + + function drawPointLabels(scale) { + var ctx = scale.ctx; + var opts = scale.options; + var angleLineOpts = opts.angleLines; + var pointLabelOpts = opts.pointLabels; + + ctx.lineWidth = angleLineOpts.lineWidth; + ctx.strokeStyle = angleLineOpts.color; + + var outerDistance = scale.getDistanceFromCenterForValue(opts.ticks.reverse ? scale.min : scale.max); + + // Point Label Font + var plFont = getPointLabelFontOptions(scale); + + ctx.textBaseline = 'top'; + + for (var i = getValueCount(scale) - 1; i >= 0; i--) { + if (angleLineOpts.display) { + var outerPosition = scale.getPointPosition(i, outerDistance); + ctx.beginPath(); + ctx.moveTo(scale.xCenter, scale.yCenter); + ctx.lineTo(outerPosition.x, outerPosition.y); + ctx.stroke(); + ctx.closePath(); + } + + if (pointLabelOpts.display) { + // Extra 3px out for some label spacing + var pointLabelPosition = scale.getPointPosition(i, outerDistance + 5); + + // Keep this in loop since we may support array properties here + var pointLabelFontColor = helpers.valueAtIndexOrDefault(pointLabelOpts.fontColor, i, globalDefaults.defaultFontColor); + ctx.font = plFont.font; + ctx.fillStyle = pointLabelFontColor; + + var angleRadians = scale.getIndexAngle(i); + var angle = helpers.toDegrees(angleRadians); + ctx.textAlign = getTextAlignForAngle(angle); + adjustPointPositionForLabelHeight(angle, scale._pointLabelSizes[i], pointLabelPosition); + fillText(ctx, scale.pointLabels[i] || '', pointLabelPosition, plFont.size); + } + } + } + + function drawRadiusLine(scale, gridLineOpts, radius, index) { + var ctx = scale.ctx; + ctx.strokeStyle = helpers.valueAtIndexOrDefault(gridLineOpts.color, index - 1); + ctx.lineWidth = helpers.valueAtIndexOrDefault(gridLineOpts.lineWidth, index - 1); + + if (scale.options.gridLines.circular) { + // Draw circular arcs between the points + ctx.beginPath(); + ctx.arc(scale.xCenter, scale.yCenter, radius, 0, Math.PI * 2); + ctx.closePath(); + ctx.stroke(); + } else { + // Draw straight lines connecting each index + var valueCount = getValueCount(scale); + + if (valueCount === 0) { + return; + } + + ctx.beginPath(); + var pointPosition = scale.getPointPosition(0, radius); + ctx.moveTo(pointPosition.x, pointPosition.y); + + for (var i = 1; i < valueCount; i++) { + pointPosition = scale.getPointPosition(i, radius); + ctx.lineTo(pointPosition.x, pointPosition.y); + } + + ctx.closePath(); + ctx.stroke(); + } + } + + function numberOrZero(param) { + return helpers.isNumber(param) ? param : 0; + } + + var LinearRadialScale = Chart.LinearScaleBase.extend({ + setDimensions: function() { + var me = this; + var opts = me.options; + var tickOpts = opts.ticks; + // Set the unconstrained dimension before label rotation + me.width = me.maxWidth; + me.height = me.maxHeight; + me.xCenter = Math.round(me.width / 2); + me.yCenter = Math.round(me.height / 2); + + var minSize = helpers.min([me.height, me.width]); + var tickFontSize = helpers.valueOrDefault(tickOpts.fontSize, globalDefaults.defaultFontSize); + me.drawingArea = opts.display ? (minSize / 2) - (tickFontSize / 2 + tickOpts.backdropPaddingY) : (minSize / 2); + }, + determineDataLimits: function() { + var me = this; + var chart = me.chart; + var min = Number.POSITIVE_INFINITY; + var max = Number.NEGATIVE_INFINITY; + + helpers.each(chart.data.datasets, function(dataset, datasetIndex) { + if (chart.isDatasetVisible(datasetIndex)) { + var meta = chart.getDatasetMeta(datasetIndex); + + helpers.each(dataset.data, function(rawValue, index) { + var value = +me.getRightValue(rawValue); + if (isNaN(value) || meta.data[index].hidden) { + return; + } + + min = Math.min(value, min); + max = Math.max(value, max); + }); + } + }); + + me.min = (min === Number.POSITIVE_INFINITY ? 0 : min); + me.max = (max === Number.NEGATIVE_INFINITY ? 0 : max); + + // Common base implementation to handle ticks.min, ticks.max, ticks.beginAtZero + me.handleTickRangeOptions(); + }, + getTickLimit: function() { + var tickOpts = this.options.ticks; + var tickFontSize = helpers.valueOrDefault(tickOpts.fontSize, globalDefaults.defaultFontSize); + return Math.min(tickOpts.maxTicksLimit ? tickOpts.maxTicksLimit : 11, Math.ceil(this.drawingArea / (1.5 * tickFontSize))); + }, + convertTicksToLabels: function() { + var me = this; + + Chart.LinearScaleBase.prototype.convertTicksToLabels.call(me); + + // Point labels + me.pointLabels = me.chart.data.labels.map(me.options.pointLabels.callback, me); + }, + getLabelForIndex: function(index, datasetIndex) { + return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); + }, + fit: function() { + if (this.options.pointLabels.display) { + fitWithPointLabels(this); + } else { + fit(this); + } + }, + /** + * Set radius reductions and determine new radius and center point + * @private + */ + setReductions: function(largestPossibleRadius, furthestLimits, furthestAngles) { + var me = this; + var radiusReductionLeft = furthestLimits.l / Math.sin(furthestAngles.l); + var radiusReductionRight = Math.max(furthestLimits.r - me.width, 0) / Math.sin(furthestAngles.r); + var radiusReductionTop = -furthestLimits.t / Math.cos(furthestAngles.t); + var radiusReductionBottom = -Math.max(furthestLimits.b - me.height, 0) / Math.cos(furthestAngles.b); + + radiusReductionLeft = numberOrZero(radiusReductionLeft); + radiusReductionRight = numberOrZero(radiusReductionRight); + radiusReductionTop = numberOrZero(radiusReductionTop); + radiusReductionBottom = numberOrZero(radiusReductionBottom); + + me.drawingArea = Math.min( + Math.round(largestPossibleRadius - (radiusReductionLeft + radiusReductionRight) / 2), + Math.round(largestPossibleRadius - (radiusReductionTop + radiusReductionBottom) / 2)); + me.setCenterPoint(radiusReductionLeft, radiusReductionRight, radiusReductionTop, radiusReductionBottom); + }, + setCenterPoint: function(leftMovement, rightMovement, topMovement, bottomMovement) { + var me = this; + var maxRight = me.width - rightMovement - me.drawingArea; + var maxLeft = leftMovement + me.drawingArea; + var maxTop = topMovement + me.drawingArea; + var maxBottom = me.height - bottomMovement - me.drawingArea; + + me.xCenter = Math.round(((maxLeft + maxRight) / 2) + me.left); + me.yCenter = Math.round(((maxTop + maxBottom) / 2) + me.top); + }, + + getIndexAngle: function(index) { + var angleMultiplier = (Math.PI * 2) / getValueCount(this); + var startAngle = this.chart.options && this.chart.options.startAngle ? + this.chart.options.startAngle : + 0; + + var startAngleRadians = startAngle * Math.PI * 2 / 360; + + // Start from the top instead of right, so remove a quarter of the circle + return index * angleMultiplier + startAngleRadians; + }, + getDistanceFromCenterForValue: function(value) { + var me = this; + + if (value === null) { + return 0; // null always in center + } + + // Take into account half font size + the yPadding of the top value + var scalingFactor = me.drawingArea / (me.max - me.min); + if (me.options.ticks.reverse) { + return (me.max - value) * scalingFactor; + } + return (value - me.min) * scalingFactor; + }, + getPointPosition: function(index, distanceFromCenter) { + var me = this; + var thisAngle = me.getIndexAngle(index) - (Math.PI / 2); + return { + x: Math.round(Math.cos(thisAngle) * distanceFromCenter) + me.xCenter, + y: Math.round(Math.sin(thisAngle) * distanceFromCenter) + me.yCenter + }; + }, + getPointPositionForValue: function(index, value) { + return this.getPointPosition(index, this.getDistanceFromCenterForValue(value)); + }, + + getBasePosition: function() { + var me = this; + var min = me.min; + var max = me.max; + + return me.getPointPositionForValue(0, + me.beginAtZero ? 0 : + min < 0 && max < 0 ? max : + min > 0 && max > 0 ? min : + 0); + }, + + draw: function() { + var me = this; + var opts = me.options; + var gridLineOpts = opts.gridLines; + var tickOpts = opts.ticks; + var valueOrDefault = helpers.valueOrDefault; + + if (opts.display) { + var ctx = me.ctx; + var startAngle = this.getIndexAngle(0); + + // Tick Font + var tickFontSize = valueOrDefault(tickOpts.fontSize, globalDefaults.defaultFontSize); + var tickFontStyle = valueOrDefault(tickOpts.fontStyle, globalDefaults.defaultFontStyle); + var tickFontFamily = valueOrDefault(tickOpts.fontFamily, globalDefaults.defaultFontFamily); + var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); + + helpers.each(me.ticks, function(label, index) { + // Don't draw a centre value (if it is minimum) + if (index > 0 || tickOpts.reverse) { + var yCenterOffset = me.getDistanceFromCenterForValue(me.ticksAsNumbers[index]); + + // Draw circular lines around the scale + if (gridLineOpts.display && index !== 0) { + drawRadiusLine(me, gridLineOpts, yCenterOffset, index); + } + + if (tickOpts.display) { + var tickFontColor = valueOrDefault(tickOpts.fontColor, globalDefaults.defaultFontColor); + ctx.font = tickLabelFont; + + ctx.save(); + ctx.translate(me.xCenter, me.yCenter); + ctx.rotate(startAngle); + + if (tickOpts.showLabelBackdrop) { + var labelWidth = ctx.measureText(label).width; + ctx.fillStyle = tickOpts.backdropColor; + ctx.fillRect( + -labelWidth / 2 - tickOpts.backdropPaddingX, + -yCenterOffset - tickFontSize / 2 - tickOpts.backdropPaddingY, + labelWidth + tickOpts.backdropPaddingX * 2, + tickFontSize + tickOpts.backdropPaddingY * 2 + ); + } + + ctx.textAlign = 'center'; + ctx.textBaseline = 'middle'; + ctx.fillStyle = tickFontColor; + ctx.fillText(label, 0, -yCenterOffset); + ctx.restore(); + } + } + }); + + if (opts.angleLines.display || opts.pointLabels.display) { + drawPointLabels(me); + } + } + } + }); + + scaleService.registerScaleType('radialLinear', LinearRadialScale, defaultConfig); +}; + +},{"26":26,"34":34,"35":35,"46":46}],59:[function(require,module,exports){ +/* global window: false */ +'use strict'; + +var moment = require(6); +moment = typeof moment === 'function' ? moment : window.moment; + +var defaults = require(26); +var helpers = require(46); +var Scale = require(33); +var scaleService = require(34); + +// Integer constants are from the ES6 spec. +var MIN_INTEGER = Number.MIN_SAFE_INTEGER || -9007199254740991; +var MAX_INTEGER = Number.MAX_SAFE_INTEGER || 9007199254740991; + +var INTERVALS = { + millisecond: { + common: true, + size: 1, + steps: [1, 2, 5, 10, 20, 50, 100, 250, 500] + }, + second: { + common: true, + size: 1000, + steps: [1, 2, 5, 10, 15, 30] + }, + minute: { + common: true, + size: 60000, + steps: [1, 2, 5, 10, 15, 30] + }, + hour: { + common: true, + size: 3600000, + steps: [1, 2, 3, 6, 12] + }, + day: { + common: true, + size: 86400000, + steps: [1, 2, 5] + }, + week: { + common: false, + size: 604800000, + steps: [1, 2, 3, 4] + }, + month: { + common: true, + size: 2.628e9, + steps: [1, 2, 3] + }, + quarter: { + common: false, + size: 7.884e9, + steps: [1, 2, 3, 4] + }, + year: { + common: true, + size: 3.154e10 + } +}; + +var UNITS = Object.keys(INTERVALS); + +function sorter(a, b) { + return a - b; +} + +function arrayUnique(items) { + var hash = {}; + var out = []; + var i, ilen, item; + + for (i = 0, ilen = items.length; i < ilen; ++i) { + item = items[i]; + if (!hash[item]) { + hash[item] = true; + out.push(item); + } + } + + return out; +} + +/** + * Returns an array of {time, pos} objects used to interpolate a specific `time` or position + * (`pos`) on the scale, by searching entries before and after the requested value. `pos` is + * a decimal between 0 and 1: 0 being the start of the scale (left or top) and 1 the other + * extremity (left + width or top + height). Note that it would be more optimized to directly + * store pre-computed pixels, but the scale dimensions are not guaranteed at the time we need + * to create the lookup table. The table ALWAYS contains at least two items: min and max. + * + * @param {Number[]} timestamps - timestamps sorted from lowest to highest. + * @param {String} distribution - If 'linear', timestamps will be spread linearly along the min + * and max range, so basically, the table will contains only two items: {min, 0} and {max, 1}. + * If 'series', timestamps will be positioned at the same distance from each other. In this + * case, only timestamps that break the time linearity are registered, meaning that in the + * best case, all timestamps are linear, the table contains only min and max. + */ +function buildLookupTable(timestamps, min, max, distribution) { + if (distribution === 'linear' || !timestamps.length) { + return [ + {time: min, pos: 0}, + {time: max, pos: 1} + ]; + } + + var table = []; + var items = [min]; + var i, ilen, prev, curr, next; + + for (i = 0, ilen = timestamps.length; i < ilen; ++i) { + curr = timestamps[i]; + if (curr > min && curr < max) { + items.push(curr); + } + } + + items.push(max); + + for (i = 0, ilen = items.length; i < ilen; ++i) { + next = items[i + 1]; + prev = items[i - 1]; + curr = items[i]; + + // only add points that breaks the scale linearity + if (prev === undefined || next === undefined || Math.round((next + prev) / 2) !== curr) { + table.push({time: curr, pos: i / (ilen - 1)}); + } + } + + return table; +} + +// @see adapted from http://www.anujgakhar.com/2014/03/01/binary-search-in-javascript/ +function lookup(table, key, value) { + var lo = 0; + var hi = table.length - 1; + var mid, i0, i1; + + while (lo >= 0 && lo <= hi) { + mid = (lo + hi) >> 1; + i0 = table[mid - 1] || null; + i1 = table[mid]; + + if (!i0) { + // given value is outside table (before first item) + return {lo: null, hi: i1}; + } else if (i1[key] < value) { + lo = mid + 1; + } else if (i0[key] > value) { + hi = mid - 1; + } else { + return {lo: i0, hi: i1}; + } + } + + // given value is outside table (after last item) + return {lo: i1, hi: null}; +} + +/** + * Linearly interpolates the given source `value` using the table items `skey` values and + * returns the associated `tkey` value. For example, interpolate(table, 'time', 42, 'pos') + * returns the position for a timestamp equal to 42. If value is out of bounds, values at + * index [0, 1] or [n - 1, n] are used for the interpolation. + */ +function interpolate(table, skey, sval, tkey) { + var range = lookup(table, skey, sval); + + // Note: the lookup table ALWAYS contains at least 2 items (min and max) + var prev = !range.lo ? table[0] : !range.hi ? table[table.length - 2] : range.lo; + var next = !range.lo ? table[1] : !range.hi ? table[table.length - 1] : range.hi; + + var span = next[skey] - prev[skey]; + var ratio = span ? (sval - prev[skey]) / span : 0; + var offset = (next[tkey] - prev[tkey]) * ratio; + + return prev[tkey] + offset; +} + +/** + * Convert the given value to a moment object using the given time options. + * @see http://momentjs.com/docs/#/parsing/ + */ +function momentify(value, options) { + var parser = options.parser; + var format = options.parser || options.format; + + if (typeof parser === 'function') { + return parser(value); + } + + if (typeof value === 'string' && typeof format === 'string') { + return moment(value, format); + } + + if (!(value instanceof moment)) { + value = moment(value); + } + + if (value.isValid()) { + return value; + } + + // Labels are in an incompatible moment format and no `parser` has been provided. + // The user might still use the deprecated `format` option to convert his inputs. + if (typeof format === 'function') { + return format(value); + } + + return value; +} + +function parse(input, scale) { + if (helpers.isNullOrUndef(input)) { + return null; + } + + var options = scale.options.time; + var value = momentify(scale.getRightValue(input), options); + if (!value.isValid()) { + return null; + } + + if (options.round) { + value.startOf(options.round); + } + + return value.valueOf(); +} + +/** + * Returns the number of unit to skip to be able to display up to `capacity` number of ticks + * in `unit` for the given `min` / `max` range and respecting the interval steps constraints. + */ +function determineStepSize(min, max, unit, capacity) { + var range = max - min; + var interval = INTERVALS[unit]; + var milliseconds = interval.size; + var steps = interval.steps; + var i, ilen, factor; + + if (!steps) { + return Math.ceil(range / (capacity * milliseconds)); + } + + for (i = 0, ilen = steps.length; i < ilen; ++i) { + factor = steps[i]; + if (Math.ceil(range / (milliseconds * factor)) <= capacity) { + break; + } + } + + return factor; +} + +/** + * Figures out what unit results in an appropriate number of auto-generated ticks + */ +function determineUnitForAutoTicks(minUnit, min, max, capacity) { + var ilen = UNITS.length; + var i, interval, factor; + + for (i = UNITS.indexOf(minUnit); i < ilen - 1; ++i) { + interval = INTERVALS[UNITS[i]]; + factor = interval.steps ? interval.steps[interval.steps.length - 1] : MAX_INTEGER; + + if (interval.common && Math.ceil((max - min) / (factor * interval.size)) <= capacity) { + return UNITS[i]; + } + } + + return UNITS[ilen - 1]; +} + +/** + * Figures out what unit to format a set of ticks with + */ +function determineUnitForFormatting(ticks, minUnit, min, max) { + var duration = moment.duration(moment(max).diff(moment(min))); + var ilen = UNITS.length; + var i, unit; + + for (i = ilen - 1; i >= UNITS.indexOf(minUnit); i--) { + unit = UNITS[i]; + if (INTERVALS[unit].common && duration.as(unit) >= ticks.length) { + return unit; + } + } + + return UNITS[minUnit ? UNITS.indexOf(minUnit) : 0]; +} + +function determineMajorUnit(unit) { + for (var i = UNITS.indexOf(unit) + 1, ilen = UNITS.length; i < ilen; ++i) { + if (INTERVALS[UNITS[i]].common) { + return UNITS[i]; + } + } +} + +/** + * Generates a maximum of `capacity` timestamps between min and max, rounded to the + * `minor` unit, aligned on the `major` unit and using the given scale time `options`. + * Important: this method can return ticks outside the min and max range, it's the + * responsibility of the calling code to clamp values if needed. + */ +function generate(min, max, capacity, options) { + var timeOpts = options.time; + var minor = timeOpts.unit || determineUnitForAutoTicks(timeOpts.minUnit, min, max, capacity); + var major = determineMajorUnit(minor); + var stepSize = helpers.valueOrDefault(timeOpts.stepSize, timeOpts.unitStepSize); + var weekday = minor === 'week' ? timeOpts.isoWeekday : false; + var majorTicksEnabled = options.ticks.major.enabled; + var interval = INTERVALS[minor]; + var first = moment(min); + var last = moment(max); + var ticks = []; + var time; + + if (!stepSize) { + stepSize = determineStepSize(min, max, minor, capacity); + } + + // For 'week' unit, handle the first day of week option + if (weekday) { + first = first.isoWeekday(weekday); + last = last.isoWeekday(weekday); + } + + // Align first/last ticks on unit + first = first.startOf(weekday ? 'day' : minor); + last = last.startOf(weekday ? 'day' : minor); + + // Make sure that the last tick include max + if (last < max) { + last.add(1, minor); + } + + time = moment(first); + + if (majorTicksEnabled && major && !weekday && !timeOpts.round) { + // Align the first tick on the previous `minor` unit aligned on the `major` unit: + // we first aligned time on the previous `major` unit then add the number of full + // stepSize there is between first and the previous major time. + time.startOf(major); + time.add(~~((first - time) / (interval.size * stepSize)) * stepSize, minor); + } + + for (; time < last; time.add(stepSize, minor)) { + ticks.push(+time); + } + + ticks.push(+time); + + return ticks; +} + +/** + * Returns the right and left offsets from edges in the form of {left, right}. + * Offsets are added when the `offset` option is true. + */ +function computeOffsets(table, ticks, min, max, options) { + var left = 0; + var right = 0; + var upper, lower; + + if (options.offset && ticks.length) { + if (!options.time.min) { + upper = ticks.length > 1 ? ticks[1] : max; + lower = ticks[0]; + left = ( + interpolate(table, 'time', upper, 'pos') - + interpolate(table, 'time', lower, 'pos') + ) / 2; + } + if (!options.time.max) { + upper = ticks[ticks.length - 1]; + lower = ticks.length > 1 ? ticks[ticks.length - 2] : min; + right = ( + interpolate(table, 'time', upper, 'pos') - + interpolate(table, 'time', lower, 'pos') + ) / 2; + } + } + + return {left: left, right: right}; +} + +function ticksFromTimestamps(values, majorUnit) { + var ticks = []; + var i, ilen, value, major; + + for (i = 0, ilen = values.length; i < ilen; ++i) { + value = values[i]; + major = majorUnit ? value === +moment(value).startOf(majorUnit) : false; + + ticks.push({ + value: value, + major: major + }); + } + + return ticks; +} + +function determineLabelFormat(data, timeOpts) { + var i, momentDate, hasTime; + var ilen = data.length; + + // find the label with the most parts (milliseconds, minutes, etc.) + // format all labels with the same level of detail as the most specific label + for (i = 0; i < ilen; i++) { + momentDate = momentify(data[i], timeOpts); + if (momentDate.millisecond() !== 0) { + return 'MMM D, YYYY h:mm:ss.SSS a'; + } + if (momentDate.second() !== 0 || momentDate.minute() !== 0 || momentDate.hour() !== 0) { + hasTime = true; + } + } + if (hasTime) { + return 'MMM D, YYYY h:mm:ss a'; + } + return 'MMM D, YYYY'; +} + +module.exports = function() { + + var defaultConfig = { + position: 'bottom', + + /** + * Data distribution along the scale: + * - 'linear': data are spread according to their time (distances can vary), + * - 'series': data are spread at the same distance from each other. + * @see https://github.com/chartjs/Chart.js/pull/4507 + * @since 2.7.0 + */ + distribution: 'linear', + + /** + * Scale boundary strategy (bypassed by min/max time options) + * - `data`: make sure data are fully visible, ticks outside are removed + * - `ticks`: make sure ticks are fully visible, data outside are truncated + * @see https://github.com/chartjs/Chart.js/pull/4556 + * @since 2.7.0 + */ + bounds: 'data', + + time: { + parser: false, // false == a pattern string from http://momentjs.com/docs/#/parsing/string-format/ or a custom callback that converts its argument to a moment + format: false, // DEPRECATED false == date objects, moment object, callback or a pattern string from http://momentjs.com/docs/#/parsing/string-format/ + unit: false, // false == automatic or override with week, month, year, etc. + round: false, // none, or override with week, month, year, etc. + displayFormat: false, // DEPRECATED + isoWeekday: false, // override week start day - see http://momentjs.com/docs/#/get-set/iso-weekday/ + minUnit: 'millisecond', + + // defaults to unit's corresponding unitFormat below or override using pattern string from http://momentjs.com/docs/#/displaying/format/ + displayFormats: { + millisecond: 'h:mm:ss.SSS a', // 11:20:01.123 AM, + second: 'h:mm:ss a', // 11:20:01 AM + minute: 'h:mm a', // 11:20 AM + hour: 'hA', // 5PM + day: 'MMM D', // Sep 4 + week: 'll', // Week 46, or maybe "[W]WW - YYYY" ? + month: 'MMM YYYY', // Sept 2015 + quarter: '[Q]Q - YYYY', // Q3 + year: 'YYYY' // 2015 + }, + }, + ticks: { + autoSkip: false, + + /** + * Ticks generation input values: + * - 'auto': generates "optimal" ticks based on scale size and time options. + * - 'data': generates ticks from data (including labels from data {t|x|y} objects). + * - 'labels': generates ticks from user given `data.labels` values ONLY. + * @see https://github.com/chartjs/Chart.js/pull/4507 + * @since 2.7.0 + */ + source: 'auto', + + major: { + enabled: false + } + } + }; + + var TimeScale = Scale.extend({ + initialize: function() { + if (!moment) { + throw new Error('Chart.js - Moment.js could not be found! You must include it before Chart.js to use the time scale. Download at https://momentjs.com'); + } + + this.mergeTicksOptions(); + + Scale.prototype.initialize.call(this); + }, + + update: function() { + var me = this; + var options = me.options; + + // DEPRECATIONS: output a message only one time per update + if (options.time && options.time.format) { + console.warn('options.time.format is deprecated and replaced by options.time.parser.'); + } + + return Scale.prototype.update.apply(me, arguments); + }, + + /** + * Allows data to be referenced via 't' attribute + */ + getRightValue: function(rawValue) { + if (rawValue && rawValue.t !== undefined) { + rawValue = rawValue.t; + } + return Scale.prototype.getRightValue.call(this, rawValue); + }, + + determineDataLimits: function() { + var me = this; + var chart = me.chart; + var timeOpts = me.options.time; + var unit = timeOpts.unit || 'day'; + var min = MAX_INTEGER; + var max = MIN_INTEGER; + var timestamps = []; + var datasets = []; + var labels = []; + var i, j, ilen, jlen, data, timestamp; + + // Convert labels to timestamps + for (i = 0, ilen = chart.data.labels.length; i < ilen; ++i) { + labels.push(parse(chart.data.labels[i], me)); + } + + // Convert data to timestamps + for (i = 0, ilen = (chart.data.datasets || []).length; i < ilen; ++i) { + if (chart.isDatasetVisible(i)) { + data = chart.data.datasets[i].data; + + // Let's consider that all data have the same format. + if (helpers.isObject(data[0])) { + datasets[i] = []; + + for (j = 0, jlen = data.length; j < jlen; ++j) { + timestamp = parse(data[j], me); + timestamps.push(timestamp); + datasets[i][j] = timestamp; + } + } else { + timestamps.push.apply(timestamps, labels); + datasets[i] = labels.slice(0); + } + } else { + datasets[i] = []; + } + } + + if (labels.length) { + // Sort labels **after** data have been converted + labels = arrayUnique(labels).sort(sorter); + min = Math.min(min, labels[0]); + max = Math.max(max, labels[labels.length - 1]); + } + + if (timestamps.length) { + timestamps = arrayUnique(timestamps).sort(sorter); + min = Math.min(min, timestamps[0]); + max = Math.max(max, timestamps[timestamps.length - 1]); + } + + min = parse(timeOpts.min, me) || min; + max = parse(timeOpts.max, me) || max; + + // In case there is no valid min/max, set limits based on unit time option + min = min === MAX_INTEGER ? +moment().startOf(unit) : min; + max = max === MIN_INTEGER ? +moment().endOf(unit) + 1 : max; + + // Make sure that max is strictly higher than min (required by the lookup table) + me.min = Math.min(min, max); + me.max = Math.max(min + 1, max); + + // PRIVATE + me._horizontal = me.isHorizontal(); + me._table = []; + me._timestamps = { + data: timestamps, + datasets: datasets, + labels: labels + }; + }, + + buildTicks: function() { + var me = this; + var min = me.min; + var max = me.max; + var options = me.options; + var timeOpts = options.time; + var timestamps = []; + var ticks = []; + var i, ilen, timestamp; + + switch (options.ticks.source) { + case 'data': + timestamps = me._timestamps.data; + break; + case 'labels': + timestamps = me._timestamps.labels; + break; + case 'auto': + default: + timestamps = generate(min, max, me.getLabelCapacity(min), options); + } + + if (options.bounds === 'ticks' && timestamps.length) { + min = timestamps[0]; + max = timestamps[timestamps.length - 1]; + } + + // Enforce limits with user min/max options + min = parse(timeOpts.min, me) || min; + max = parse(timeOpts.max, me) || max; + + // Remove ticks outside the min/max range + for (i = 0, ilen = timestamps.length; i < ilen; ++i) { + timestamp = timestamps[i]; + if (timestamp >= min && timestamp <= max) { + ticks.push(timestamp); + } + } + + me.min = min; + me.max = max; + + // PRIVATE + me._unit = timeOpts.unit || determineUnitForFormatting(ticks, timeOpts.minUnit, me.min, me.max); + me._majorUnit = determineMajorUnit(me._unit); + me._table = buildLookupTable(me._timestamps.data, min, max, options.distribution); + me._offsets = computeOffsets(me._table, ticks, min, max, options); + me._labelFormat = determineLabelFormat(me._timestamps.data, timeOpts); + + return ticksFromTimestamps(ticks, me._majorUnit); + }, + + getLabelForIndex: function(index, datasetIndex) { + var me = this; + var data = me.chart.data; + var timeOpts = me.options.time; + var label = data.labels && index < data.labels.length ? data.labels[index] : ''; + var value = data.datasets[datasetIndex].data[index]; + + if (helpers.isObject(value)) { + label = me.getRightValue(value); + } + if (timeOpts.tooltipFormat) { + return momentify(label, timeOpts).format(timeOpts.tooltipFormat); + } + if (typeof label === 'string') { + return label; + } + + return momentify(label, timeOpts).format(me._labelFormat); + }, + + /** + * Function to format an individual tick mark + * @private + */ + tickFormatFunction: function(tick, index, ticks, formatOverride) { + var me = this; + var options = me.options; + var time = tick.valueOf(); + var formats = options.time.displayFormats; + var minorFormat = formats[me._unit]; + var majorUnit = me._majorUnit; + var majorFormat = formats[majorUnit]; + var majorTime = tick.clone().startOf(majorUnit).valueOf(); + var majorTickOpts = options.ticks.major; + var major = majorTickOpts.enabled && majorUnit && majorFormat && time === majorTime; + var label = tick.format(formatOverride ? formatOverride : major ? majorFormat : minorFormat); + var tickOpts = major ? majorTickOpts : options.ticks.minor; + var formatter = helpers.valueOrDefault(tickOpts.callback, tickOpts.userCallback); + + return formatter ? formatter(label, index, ticks) : label; + }, + + convertTicksToLabels: function(ticks) { + var labels = []; + var i, ilen; + + for (i = 0, ilen = ticks.length; i < ilen; ++i) { + labels.push(this.tickFormatFunction(moment(ticks[i].value), i, ticks)); + } + + return labels; + }, + + /** + * @private + */ + getPixelForOffset: function(time) { + var me = this; + var size = me._horizontal ? me.width : me.height; + var start = me._horizontal ? me.left : me.top; + var pos = interpolate(me._table, 'time', time, 'pos'); + + return start + size * (me._offsets.left + pos) / (me._offsets.left + 1 + me._offsets.right); + }, + + getPixelForValue: function(value, index, datasetIndex) { + var me = this; + var time = null; + + if (index !== undefined && datasetIndex !== undefined) { + time = me._timestamps.datasets[datasetIndex][index]; + } + + if (time === null) { + time = parse(value, me); + } + + if (time !== null) { + return me.getPixelForOffset(time); + } + }, + + getPixelForTick: function(index) { + var ticks = this.getTicks(); + return index >= 0 && index < ticks.length ? + this.getPixelForOffset(ticks[index].value) : + null; + }, + + getValueForPixel: function(pixel) { + var me = this; + var size = me._horizontal ? me.width : me.height; + var start = me._horizontal ? me.left : me.top; + var pos = (size ? (pixel - start) / size : 0) * (me._offsets.left + 1 + me._offsets.left) - me._offsets.right; + var time = interpolate(me._table, 'pos', pos, 'time'); + + return moment(time); + }, + + /** + * Crude approximation of what the label width might be + * @private + */ + getLabelWidth: function(label) { + var me = this; + var ticksOpts = me.options.ticks; + var tickLabelWidth = me.ctx.measureText(label).width; + var angle = helpers.toRadians(ticksOpts.maxRotation); + var cosRotation = Math.cos(angle); + var sinRotation = Math.sin(angle); + var tickFontSize = helpers.valueOrDefault(ticksOpts.fontSize, defaults.global.defaultFontSize); + + return (tickLabelWidth * cosRotation) + (tickFontSize * sinRotation); + }, + + /** + * @private + */ + getLabelCapacity: function(exampleTime) { + var me = this; + + var formatOverride = me.options.time.displayFormats.millisecond; // Pick the longest format for guestimation + + var exampleLabel = me.tickFormatFunction(moment(exampleTime), 0, [], formatOverride); + var tickLabelWidth = me.getLabelWidth(exampleLabel); + var innerWidth = me.isHorizontal() ? me.width : me.height; + + var capacity = Math.floor(innerWidth / tickLabelWidth); + return capacity > 0 ? capacity : 1; + } + }); + + scaleService.registerScaleType('time', TimeScale, defaultConfig); +}; + +},{"26":26,"33":33,"34":34,"46":46,"6":6}]},{},[7])(7) +}); \ No newline at end of file diff --git a/admin/public/webautocodestatic/README.en.md b/admin/public/webautocodestatic/README.en.md new file mode 100644 index 0000000..4cfb91f --- /dev/null +++ b/admin/public/webautocodestatic/README.en.md @@ -0,0 +1,36 @@ +# webautocodestatic + +#### Description +webautocode的静态资源文件 + +#### Software Architecture +Software architecture description + +#### Installation + +1. xxxx +2. xxxx +3. xxxx + +#### Instructions + +1. xxxx +2. xxxx +3. xxxx + +#### Contribution + +1. Fork the repository +2. Create Feat_xxx branch +3. Commit your code +4. Create Pull Request + + +#### Gitee Feature + +1. You can use Readme\_XXX.md to support different languages, such as Readme\_en.md, Readme\_zh.md +2. Gitee blog [blog.gitee.com](https://blog.gitee.com) +3. Explore open source project [https://gitee.com/explore](https://gitee.com/explore) +4. The most valuable open source project [GVP](https://gitee.com/gvp) +5. The manual of Gitee [https://gitee.com/help](https://gitee.com/help) +6. The most popular members [https://gitee.com/gitee-stars/](https://gitee.com/gitee-stars/) diff --git a/admin/public/webautocodestatic/README.md b/admin/public/webautocodestatic/README.md new file mode 100644 index 0000000..5d8c714 --- /dev/null +++ b/admin/public/webautocodestatic/README.md @@ -0,0 +1,37 @@ +# webautocodestatic + +#### 介绍 +webautocode的静态资源文件 + +#### 软件架构 +软件架构说明 + + +#### 安装教程 + +1. xxxx +2. xxxx +3. xxxx + +#### 使用说明 + +1. xxxx +2. xxxx +3. xxxx + +#### 参与贡献 + +1. Fork 本仓库 +2. 新建 Feat_xxx 分支 +3. 提交代码 +4. 新建 Pull Request + + +#### 特技 + +1. 使用 Readme\_XXX.md 来支持不同的语言，例如 Readme\_en.md, Readme\_zh.md +2. Gitee 官方博客 [blog.gitee.com](https://blog.gitee.com) +3. 你可以 [https://gitee.com/explore](https://gitee.com/explore) 这个地址来了解 Gitee 上的优秀开源项目 +4. [GVP](https://gitee.com/gvp) 全称是 Gitee 最有价值开源项目，是综合评定出的优秀开源项目 +5. Gitee 官方提供的使用手册 [https://gitee.com/help](https://gitee.com/help) +6. Gitee 封面人物是一档用来展示 Gitee 会员风采的栏目 [https://gitee.com/gitee-stars/](https://gitee.com/gitee-stars/) diff --git a/admin/public/webautocodestatic/Tools.js b/admin/public/webautocodestatic/Tools.js new file mode 100644 index 0000000..7acde2c --- /dev/null +++ b/admin/public/webautocodestatic/Tools.js @@ -0,0 +1,314 @@ +//系统工具[不含业务] + +var Tools = { + /** + * 获取选中的值 + * @param isArray 返回 array | string + * @returns {any} + */ + getCheckedBoxListVal: function (obj, isArray) { + var ids = ''; + $(obj?obj:'.list-check-box').each(function(a, b){ + if($(b).is(":checked")){ + if(ids == ''){ + ids += ''+$(b).val(); + }else{ + ids += ','+$(b).val(); + } + } + }); + return true===isArray?ids.split(','):ids; + }, + /** + * 弹出带计算规则的验证码对话框 + * @param callBack + */ + showValidatePrompt: function (callBack) { + var start_num = Math.floor(Math.random() * 10); + var end_num = Math.floor(Math.random() * 10); + + layer.prompt({ + title: start_num+'*'+end_num+'=？ 请输入计算结果。', + formType: 0, //输入框类型，支持0（文本）默认1（密码）2（多行文本） + value: '', //初始时的值，默认空字符 + maxlength: 10, //可输入文本的最大长度，默认500 + }, function (value, index, elem) { + if(start_num*end_num != 1*value){ + return layer.alert('输入错误'); + } + if(typeof callBack == 'function'){ + callBack(); + } + layer.close(index); + }); + }, + /** + * 常规请求 + * @param url + * @param data + * @param callBack + */ + request: function (url, data, callBack) { + $.post(url, data, function (res) { + if(typeof callBack == 'function'){ + return callBack(res); + } + if(res.code == 1){ + return $.msg.error(res.msg); + } + $.msg.success(res.msg); + return $.form.reload(); + }, 'json'); + }, + + /** + * 验证身份证 + * @param card + * @returns {boolean} + */ + isCardNo : function(card) { + var pattern = /(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/; + return pattern.test(card); + }, + /** + * 验证手机 + * @param mobile + * @returns {*|boolean} + */ + isMobile:function(mobile){ + var mobreg = /^(((13[0-9]{1})|(15[0-9]{1})|(18[0-9]{1})|(17[0-9]{1}))+\d{8})$/; + return mobreg.test(mobile) + }, + /** + * 回车键按下确认 + */ + enterKeydown: function(ele){ + if (event.keyCode == 13){ + $(ele).submit(); + } + }, + /** + * 自写验证邮箱 + * @param p + * @returns {*|boolean} + */ + isEmail:function (p) { + return /^([A-Z|a-z|0-9|\D]*)@([a-z|A-Z|0-9]*).[a-z|A-Z]*$/.test(p); + }, + /** + * 检查是否是字母或（和）数字 + * @param p + * @param type 为 true 则包含特殊字符 否则不包含 + * @returns {*|boolean} + */ + isTxtNum:function (p, type) { + return type?/^[A-Z|a-z|0-9]|[.~@#%&_-]+$/.test(p):/^([A-Z|a-z|0-9])+$/.test(p); + }, + isNum:function (p) { + return /^\d+$/.test(p); + }, + //提示 + tips:function (msg, ele) { + layer.tips(msg, ele); + $(ele).css({'border':'1px solid red'}); + }, + //失去焦点提示 + blur:function (o, ele) { + $(o).bind('blur',function () { + //元素警告样式 + if($(ele).val()!='')$(ele).css({'border':0}); + else { + wh.tips('这里必须哦', ele); + $(ele).css({'border':'1px solid red'}); + } + }); + }, + /** + * 将key=val;key1=val1 或 key=val&key1=val1格式的字符串转换为二维数组 + **/ + strToArray : function(uri, str){ + if(!str)str = ';';//拆分符号 + var spl_arr = uri.split(str); + + var res_arr = [];//存储结果 + for(var i=0; i a > i{transform:rotate(180deg);-o-transform:rotate(180deg);-ms-transform:rotate(180deg);-moz-transform:rotate(180deg);-webkit-transform:rotate(180deg)} +.framework-leftbar .leftbar-container div.open div{display:block} +.framework-leftbar .leftbar-container div div a{padding-left:30px;background:none} +.framework-leftbar .leftbar-container > a.active, +.framework-leftbar .leftbar-container div div a.active{background:#2494f2} + +/* 右则内容 */ +.framework-body{right:0;bottom:0;top:50px;left:220px;position:fixed;overflow-y:scroll;z-index:1} +.framework-body>.layui-card{box-shadow:none} +.framework-body>.layui-card>.layui-header{height:50px;line-height:50px;font-size:14px;background:#fff;padding-left:15px;box-shadow:0 1px 3px 0 rgba(0,0,0,.08);z-index:2;position:relative} +.framework-body>.layui-card>.layui-header span{color:#333;padding:3px 0;} +.framework-body>.layui-card>.layui-header span:after{content:'/';padding-left:3px;padding-right:3px;} +.framework-body>.layui-card>.layui-header span:last-child:after{content:''} + +/* 右则内容搜索样式 */ +.framework-body .form-search{background:#fff;padding-top:15px} +.framework-body .form-search .layui-btn{height:32px;line-height:30px;font-size:12px;padding:0 10px} +.framework-body .form-search .layui-form-label{width:auto!important;border-radius:0;padding:0 6px;height:32px;line-height:30px} +.framework-body .form-search .layui-input-inline{width:170px} +.framework-body .form-search .layui-input-inline input, +.framework-body .form-search .layui-input-inline select{border-radius:0;padding:0 5px;height:32px;line-height:30px;width:100%} +.framework-body .form-search .layui-form-select{border-radius:0} +.framework-body .form-search .layui-form-select dl{top:31px;padding:0} \ No newline at end of file diff --git a/admin/public/webautocodestatic/font-awesome.min.css b/admin/public/webautocodestatic/font-awesome.min.css new file mode 100644 index 0000000..540440c --- /dev/null +++ b/admin/public/webautocodestatic/font-awesome.min.css @@ -0,0 +1,4 @@ +/*! + * Font Awesome 4.7.0 by @davegandy - http://fontawesome.io - @fontawesome + * License - http://fontawesome.io/license (Font: SIL OFL 1.1, CSS: MIT License) + */@font-face{font-family:'FontAwesome';src:url('../fonts/fontawesome-webfont.eot?v=4.7.0');src:url('../fonts/fontawesome-webfont.eot?#iefix&v=4.7.0') format('embedded-opentype'),url('../fonts/fontawesome-webfont.woff2?v=4.7.0') format('woff2'),url('../fonts/fontawesome-webfont.woff?v=4.7.0') format('woff'),url('../fonts/fontawesome-webfont.ttf?v=4.7.0') format('truetype'),url('../fonts/fontawesome-webfont.svg?v=4.7.0#fontawesomeregular') format('svg');font-weight:normal;font-style:normal}.fa{display:inline-block;font:normal normal normal 14px/1 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0, 0, 0);border:0}.sr-only-focusable:active,.sr-only-focusable:focus{position:static;width:auto;height:auto;margin:0;overflow:visible;clip:auto} diff --git a/admin/public/webautocodestatic/jquery-2.1.4.js b/admin/public/webautocodestatic/jquery-2.1.4.js new file mode 100644 index 0000000..eed1777 --- /dev/null +++ b/admin/public/webautocodestatic/jquery-2.1.4.js @@ -0,0 +1,9210 @@ +/*! + * jQuery JavaScript Library v2.1.4 + * http://jquery.com/ + * + * Includes Sizzle.js + * http://sizzlejs.com/ + * + * Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors + * Released under the MIT license + * http://jquery.org/license + * + * Date: 2015-04-28T16:01Z + */ + +(function( global, factory ) { + + if ( typeof module === "object" && typeof module.exports === "object" ) { + // For CommonJS and CommonJS-like environments where a proper `window` + // is present, execute the factory and get jQuery. + // For environments that do not have a `window` with a `document` + // (such as Node.js), expose a factory as module.exports. + // This accentuates the need for the creation of a real `window`. + // e.g. var jQuery = require("jquery")(window); + // See ticket #14549 for more info. + module.exports = global.document ? + factory( global, true ) : + function( w ) { + if ( !w.document ) { + throw new Error( "jQuery requires a window with a document" ); + } + return factory( w ); + }; + } else { + factory( global ); + } + +// Pass this if window is not defined yet +}(typeof window !== "undefined" ? window : this, function( window, noGlobal ) { + +// Support: Firefox 18+ +// Can't be in strict mode, several libs including ASP.NET trace +// the stack via arguments.caller.callee and Firefox dies if +// you try to trace through "use strict" call chains. (#13335) +// + +var arr = []; + +var slice = arr.slice; + +var concat = arr.concat; + +var push = arr.push; + +var indexOf = arr.indexOf; + +var class2type = {}; + +var toString = class2type.toString; + +var hasOwn = class2type.hasOwnProperty; + +var support = {}; + + + +var + // Use the correct document accordingly with window argument (sandbox) + document = window.document, + + version = "2.1.4", + + // Define a local copy of jQuery + jQuery = function( selector, context ) { + // The jQuery object is actually just the init constructor 'enhanced' + // Need init if jQuery is called (just allow error to be thrown if not included) + return new jQuery.fn.init( selector, context ); + }, + + // Support: Android<4.1 + // Make sure we trim BOM and NBSP + rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, + + // Matches dashed string for camelizing + rmsPrefix = /^-ms-/, + rdashAlpha = /-([\da-z])/gi, + + // Used by jQuery.camelCase as callback to replace() + fcamelCase = function( all, letter ) { + return letter.toUpperCase(); + }; + +jQuery.fn = jQuery.prototype = { + // The current version of jQuery being used + jquery: version, + + constructor: jQuery, + + // Start with an empty selector + selector: "", + + // The default length of a jQuery object is 0 + length: 0, + + toArray: function() { + return slice.call( this ); + }, + + // Get the Nth element in the matched element set OR + // Get the whole matched element set as a clean array + get: function( num ) { + return num != null ? + + // Return just the one element from the set + ( num < 0 ? this[ num + this.length ] : this[ num ] ) : + + // Return all the elements in a clean array + slice.call( this ); + }, + + // Take an array of elements and push it onto the stack + // (returning the new matched element set) + pushStack: function( elems ) { + + // Build a new jQuery matched element set + var ret = jQuery.merge( this.constructor(), elems ); + + // Add the old object onto the stack (as a reference) + ret.prevObject = this; + ret.context = this.context; + + // Return the newly-formed element set + return ret; + }, + + // Execute a callback for every element in the matched set. + // (You can seed the arguments with an array of args, but this is + // only used internally.) + each: function( callback, args ) { + return jQuery.each( this, callback, args ); + }, + + map: function( callback ) { + return this.pushStack( jQuery.map(this, function( elem, i ) { + return callback.call( elem, i, elem ); + })); + }, + + slice: function() { + return this.pushStack( slice.apply( this, arguments ) ); + }, + + first: function() { + return this.eq( 0 ); + }, + + last: function() { + return this.eq( -1 ); + }, + + eq: function( i ) { + var len = this.length, + j = +i + ( i < 0 ? len : 0 ); + return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] ); + }, + + end: function() { + return this.prevObject || this.constructor(null); + }, + + // For internal use only. + // Behaves like an Array's method, not like a jQuery method. + push: push, + sort: arr.sort, + splice: arr.splice +}; + +jQuery.extend = jQuery.fn.extend = function() { + var options, name, src, copy, copyIsArray, clone, + target = arguments[0] || {}, + i = 1, + length = arguments.length, + deep = false; + + // Handle a deep copy situation + if ( typeof target === "boolean" ) { + deep = target; + + // Skip the boolean and the target + target = arguments[ i ] || {}; + i++; + } + + // Handle case when target is a string or something (possible in deep copy) + if ( typeof target !== "object" && !jQuery.isFunction(target) ) { + target = {}; + } + + // Extend jQuery itself if only one argument is passed + if ( i === length ) { + target = this; + i--; + } + + for ( ; i < length; i++ ) { + // Only deal with non-null/undefined values + if ( (options = arguments[ i ]) != null ) { + // Extend the base object + for ( name in options ) { + src = target[ name ]; + copy = options[ name ]; + + // Prevent never-ending loop + if ( target === copy ) { + continue; + } + + // Recurse if we're merging plain objects or arrays + if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) { + if ( copyIsArray ) { + copyIsArray = false; + clone = src && jQuery.isArray(src) ? src : []; + + } else { + clone = src && jQuery.isPlainObject(src) ? src : {}; + } + + // Never move original objects, clone them + target[ name ] = jQuery.extend( deep, clone, copy ); + + // Don't bring in undefined values + } else if ( copy !== undefined ) { + target[ name ] = copy; + } + } + } + } + + // Return the modified object + return target; +}; + +jQuery.extend({ + // Unique for each copy of jQuery on the page + expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), + + // Assume jQuery is ready without the ready module + isReady: true, + + error: function( msg ) { + throw new Error( msg ); + }, + + noop: function() {}, + + isFunction: function( obj ) { + return jQuery.type(obj) === "function"; + }, + + isArray: Array.isArray, + + isWindow: function( obj ) { + return obj != null && obj === obj.window; + }, + + isNumeric: function( obj ) { + // parseFloat NaNs numeric-cast false positives (null|true|false|"") + // ...but misinterprets leading-number strings, particularly hex literals ("0x...") + // subtraction forces infinities to NaN + // adding 1 corrects loss of precision from parseFloat (#15100) + return !jQuery.isArray( obj ) && (obj - parseFloat( obj ) + 1) >= 0; + }, + + isPlainObject: function( obj ) { + // Not plain objects: + // - Any object or value whose internal [[Class]] property is not "[object Object]" + // - DOM nodes + // - window + if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { + return false; + } + + if ( obj.constructor && + !hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) { + return false; + } + + // If the function hasn't returned already, we're confident that + // |obj| is a plain object, created by {} or constructed with new Object + return true; + }, + + isEmptyObject: function( obj ) { + var name; + for ( name in obj ) { + return false; + } + return true; + }, + + type: function( obj ) { + if ( obj == null ) { + return obj + ""; + } + // Support: Android<4.0, iOS<6 (functionish RegExp) + return typeof obj === "object" || typeof obj === "function" ? + class2type[ toString.call(obj) ] || "object" : + typeof obj; + }, + + // Evaluates a script in a global context + globalEval: function( code ) { + var script, + indirect = eval; + + code = jQuery.trim( code ); + + if ( code ) { + // If the code includes a valid, prologue position + // strict mode pragma, execute code by injecting a + // script tag into the document. + if ( code.indexOf("use strict") === 1 ) { + script = document.createElement("script"); + script.text = code; + document.head.appendChild( script ).parentNode.removeChild( script ); + } else { + // Otherwise, avoid the DOM node creation, insertion + // and removal by using an indirect global eval + indirect( code ); + } + } + }, + + // Convert dashed to camelCase; used by the css and data modules + // Support: IE9-11+ + // Microsoft forgot to hump their vendor prefix (#9572) + camelCase: function( string ) { + return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); + }, + + nodeName: function( elem, name ) { + return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); + }, + + // args is for internal usage only + each: function( obj, callback, args ) { + var value, + i = 0, + length = obj.length, + isArray = isArraylike( obj ); + + if ( args ) { + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback.apply( obj[ i ], args ); + + if ( value === false ) { + break; + } + } + } else { + for ( i in obj ) { + value = callback.apply( obj[ i ], args ); + + if ( value === false ) { + break; + } + } + } + + // A special, fast, case for the most common use of each + } else { + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback.call( obj[ i ], i, obj[ i ] ); + + if ( value === false ) { + break; + } + } + } else { + for ( i in obj ) { + value = callback.call( obj[ i ], i, obj[ i ] ); + + if ( value === false ) { + break; + } + } + } + } + + return obj; + }, + + // Support: Android<4.1 + trim: function( text ) { + return text == null ? + "" : + ( text + "" ).replace( rtrim, "" ); + }, + + // results is for internal usage only + makeArray: function( arr, results ) { + var ret = results || []; + + if ( arr != null ) { + if ( isArraylike( Object(arr) ) ) { + jQuery.merge( ret, + typeof arr === "string" ? + [ arr ] : arr + ); + } else { + push.call( ret, arr ); + } + } + + return ret; + }, + + inArray: function( elem, arr, i ) { + return arr == null ? -1 : indexOf.call( arr, elem, i ); + }, + + merge: function( first, second ) { + var len = +second.length, + j = 0, + i = first.length; + + for ( ; j < len; j++ ) { + first[ i++ ] = second[ j ]; + } + + first.length = i; + + return first; + }, + + grep: function( elems, callback, invert ) { + var callbackInverse, + matches = [], + i = 0, + length = elems.length, + callbackExpect = !invert; + + // Go through the array, only saving the items + // that pass the validator function + for ( ; i < length; i++ ) { + callbackInverse = !callback( elems[ i ], i ); + if ( callbackInverse !== callbackExpect ) { + matches.push( elems[ i ] ); + } + } + + return matches; + }, + + // arg is for internal usage only + map: function( elems, callback, arg ) { + var value, + i = 0, + length = elems.length, + isArray = isArraylike( elems ), + ret = []; + + // Go through the array, translating each of the items to their new values + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback( elems[ i ], i, arg ); + + if ( value != null ) { + ret.push( value ); + } + } + + // Go through every key on the object, + } else { + for ( i in elems ) { + value = callback( elems[ i ], i, arg ); + + if ( value != null ) { + ret.push( value ); + } + } + } + + // Flatten any nested arrays + return concat.apply( [], ret ); + }, + + // A global GUID counter for objects + guid: 1, + + // Bind a function to a context, optionally partially applying any + // arguments. + proxy: function( fn, context ) { + var tmp, args, proxy; + + if ( typeof context === "string" ) { + tmp = fn[ context ]; + context = fn; + fn = tmp; + } + + // Quick check to determine if target is callable, in the spec + // this throws a TypeError, but we will just return undefined. + if ( !jQuery.isFunction( fn ) ) { + return undefined; + } + + // Simulated bind + args = slice.call( arguments, 2 ); + proxy = function() { + return fn.apply( context || this, args.concat( slice.call( arguments ) ) ); + }; + + // Set the guid of unique handler to the same of original handler, so it can be removed + proxy.guid = fn.guid = fn.guid || jQuery.guid++; + + return proxy; + }, + + now: Date.now, + + // jQuery.support is not used in Core but other projects attach their + // properties to it so it needs to exist. + support: support +}); + +// Populate the class2type map +jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { + class2type[ "[object " + name + "]" ] = name.toLowerCase(); +}); + +function isArraylike( obj ) { + + // Support: iOS 8.2 (not reproducible in simulator) + // `in` check used to prevent JIT error (gh-2145) + // hasOwn isn't used here due to false negatives + // regarding Nodelist length in IE + var length = "length" in obj && obj.length, + type = jQuery.type( obj ); + + if ( type === "function" || jQuery.isWindow( obj ) ) { + return false; + } + + if ( obj.nodeType === 1 && length ) { + return true; + } + + return type === "array" || length === 0 || + typeof length === "number" && length > 0 && ( length - 1 ) in obj; +} +var Sizzle = +/*! + * Sizzle CSS Selector Engine v2.2.0-pre + * http://sizzlejs.com/ + * + * Copyright 2008, 2014 jQuery Foundation, Inc. and other contributors + * Released under the MIT license + * http://jquery.org/license + * + * Date: 2014-12-16 + */ +(function( window ) { + +var i, + support, + Expr, + getText, + isXML, + tokenize, + compile, + select, + outermostContext, + sortInput, + hasDuplicate, + + // Local document vars + setDocument, + document, + docElem, + documentIsHTML, + rbuggyQSA, + rbuggyMatches, + matches, + contains, + + // Instance-specific data + expando = "sizzle" + 1 * new Date(), + preferredDoc = window.document, + dirruns = 0, + done = 0, + classCache = createCache(), + tokenCache = createCache(), + compilerCache = createCache(), + sortOrder = function( a, b ) { + if ( a === b ) { + hasDuplicate = true; + } + return 0; + }, + + // General-purpose constants + MAX_NEGATIVE = 1 << 31, + + // Instance methods + hasOwn = ({}).hasOwnProperty, + arr = [], + pop = arr.pop, + push_native = arr.push, + push = arr.push, + slice = arr.slice, + // Use a stripped-down indexOf as it's faster than native + // http://jsperf.com/thor-indexof-vs-for/5 + indexOf = function( list, elem ) { + var i = 0, + len = list.length; + for ( ; i < len; i++ ) { + if ( list[i] === elem ) { + return i; + } + } + return -1; + }, + + booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", + + // Regular expressions + + // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace + whitespace = "[\\x20\\t\\r\\n\\f]", + // http://www.w3.org/TR/css3-syntax/#characters + characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", + + // Loosely modeled on CSS identifier characters + // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors + // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier + identifier = characterEncoding.replace( "w", "w#" ), + + // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors + attributes = "\\[" + whitespace + "*(" + characterEncoding + ")(?:" + whitespace + + // Operator (capture 2) + "*([*^$|!~]?=)" + whitespace + + // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" + "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + + "*\\]", + + pseudos = ":(" + characterEncoding + ")(?:\\((" + + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: + // 1. quoted (capture 3; capture 4 or capture 5) + "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + + // 2. simple (capture 6) + "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + + // 3. anything else (capture 2) + ".*" + + ")\\)|)", + + // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter + rwhitespace = new RegExp( whitespace + "+", "g" ), + rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), + + rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), + rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), + + rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ), + + rpseudo = new RegExp( pseudos ), + ridentifier = new RegExp( "^" + identifier + "$" ), + + matchExpr = { + "ID": new RegExp( "^#(" + characterEncoding + ")" ), + "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), + "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), + "ATTR": new RegExp( "^" + attributes ), + "PSEUDO": new RegExp( "^" + pseudos ), + "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), + "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), + // For use in libraries implementing .is() + // We use this for POS matching in `select` + "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + + whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) + }, + + rinputs = /^(?:input|select|textarea|button)$/i, + rheader = /^h\d$/i, + + rnative = /^[^{]+\{\s*\[native \w/, + + // Easily-parseable/retrievable ID or TAG or CLASS selectors + rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, + + rsibling = /[+~]/, + rescape = /'|\\/g, + + // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters + runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), + funescape = function( _, escaped, escapedWhitespace ) { + var high = "0x" + escaped - 0x10000; + // NaN means non-codepoint + // Support: Firefox<24 + // Workaround erroneous numeric interpretation of +"0x" + return high !== high || escapedWhitespace ? + escaped : + high < 0 ? + // BMP codepoint + String.fromCharCode( high + 0x10000 ) : + // Supplemental Plane codepoint (surrogate pair) + String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); + }, + + // Used for iframes + // See setDocument() + // Removing the function wrapper causes a "Permission Denied" + // error in IE + unloadHandler = function() { + setDocument(); + }; + +// Optimize for push.apply( _, NodeList ) +try { + push.apply( + (arr = slice.call( preferredDoc.childNodes )), + preferredDoc.childNodes + ); + // Support: Android<4.0 + // Detect silently failing push.apply + arr[ preferredDoc.childNodes.length ].nodeType; +} catch ( e ) { + push = { apply: arr.length ? + + // Leverage slice if possible + function( target, els ) { + push_native.apply( target, slice.call(els) ); + } : + + // Support: IE<9 + // Otherwise append directly + function( target, els ) { + var j = target.length, + i = 0; + // Can't trust NodeList.length + while ( (target[j++] = els[i++]) ) {} + target.length = j - 1; + } + }; +} + +function Sizzle( selector, context, results, seed ) { + var match, elem, m, nodeType, + // QSA vars + i, groups, old, nid, newContext, newSelector; + + if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { + setDocument( context ); + } + + context = context || document; + results = results || []; + nodeType = context.nodeType; + + if ( typeof selector !== "string" || !selector || + nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) { + + return results; + } + + if ( !seed && documentIsHTML ) { + + // Try to shortcut find operations when possible (e.g., not under DocumentFragment) + if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) { + // Speed-up: Sizzle("#ID") + if ( (m = match[1]) ) { + if ( nodeType === 9 ) { + elem = context.getElementById( m ); + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document (jQuery #6963) + if ( elem && elem.parentNode ) { + // Handle the case where IE, Opera, and Webkit return items + // by name instead of ID + if ( elem.id === m ) { + results.push( elem ); + return results; + } + } else { + return results; + } + } else { + // Context is not a document + if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && + contains( context, elem ) && elem.id === m ) { + results.push( elem ); + return results; + } + } + + // Speed-up: Sizzle("TAG") + } else if ( match[2] ) { + push.apply( results, context.getElementsByTagName( selector ) ); + return results; + + // Speed-up: Sizzle(".CLASS") + } else if ( (m = match[3]) && support.getElementsByClassName ) { + push.apply( results, context.getElementsByClassName( m ) ); + return results; + } + } + + // QSA path + if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { + nid = old = expando; + newContext = context; + newSelector = nodeType !== 1 && selector; + + // qSA works strangely on Element-rooted queries + // We can work around this by specifying an extra ID on the root + // and working up from there (Thanks to Andrew Dupont for the technique) + // IE 8 doesn't work on object elements + if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { + groups = tokenize( selector ); + + if ( (old = context.getAttribute("id")) ) { + nid = old.replace( rescape, "\\$&" ); + } else { + context.setAttribute( "id", nid ); + } + nid = "[id='" + nid + "'] "; + + i = groups.length; + while ( i-- ) { + groups[i] = nid + toSelector( groups[i] ); + } + newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context; + newSelector = groups.join(","); + } + + if ( newSelector ) { + try { + push.apply( results, + newContext.querySelectorAll( newSelector ) + ); + return results; + } catch(qsaError) { + } finally { + if ( !old ) { + context.removeAttribute("id"); + } + } + } + } + } + + // All others + return select( selector.replace( rtrim, "$1" ), context, results, seed ); +} + +/** + * Create key-value caches of limited size + * @returns {Function(string, Object)} Returns the Object data after storing it on itself with + * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) + * deleting the oldest entry + */ +function createCache() { + var keys = []; + + function cache( key, value ) { + // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) + if ( keys.push( key + " " ) > Expr.cacheLength ) { + // Only keep the most recent entries + delete cache[ keys.shift() ]; + } + return (cache[ key + " " ] = value); + } + return cache; +} + +/** + * Mark a function for special use by Sizzle + * @param {Function} fn The function to mark + */ +function markFunction( fn ) { + fn[ expando ] = true; + return fn; +} + +/** + * Support testing using an element + * @param {Function} fn Passed the created div and expects a boolean result + */ +function assert( fn ) { + var div = document.createElement("div"); + + try { + return !!fn( div ); + } catch (e) { + return false; + } finally { + // Remove from its parent by default + if ( div.parentNode ) { + div.parentNode.removeChild( div ); + } + // release memory in IE + div = null; + } +} + +/** + * Adds the same handler for all of the specified attrs + * @param {String} attrs Pipe-separated list of attributes + * @param {Function} handler The method that will be applied + */ +function addHandle( attrs, handler ) { + var arr = attrs.split("|"), + i = attrs.length; + + while ( i-- ) { + Expr.attrHandle[ arr[i] ] = handler; + } +} + +/** + * Checks document order of two siblings + * @param {Element} a + * @param {Element} b + * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b + */ +function siblingCheck( a, b ) { + var cur = b && a, + diff = cur && a.nodeType === 1 && b.nodeType === 1 && + ( ~b.sourceIndex || MAX_NEGATIVE ) - + ( ~a.sourceIndex || MAX_NEGATIVE ); + + // Use IE sourceIndex if available on both nodes + if ( diff ) { + return diff; + } + + // Check if b follows a + if ( cur ) { + while ( (cur = cur.nextSibling) ) { + if ( cur === b ) { + return -1; + } + } + } + + return a ? 1 : -1; +} + +/** + * Returns a function to use in pseudos for input types + * @param {String} type + */ +function createInputPseudo( type ) { + return function( elem ) { + var name = elem.nodeName.toLowerCase(); + return name === "input" && elem.type === type; + }; +} + +/** + * Returns a function to use in pseudos for buttons + * @param {String} type + */ +function createButtonPseudo( type ) { + return function( elem ) { + var name = elem.nodeName.toLowerCase(); + return (name === "input" || name === "button") && elem.type === type; + }; +} + +/** + * Returns a function to use in pseudos for positionals + * @param {Function} fn + */ +function createPositionalPseudo( fn ) { + return markFunction(function( argument ) { + argument = +argument; + return markFunction(function( seed, matches ) { + var j, + matchIndexes = fn( [], seed.length, argument ), + i = matchIndexes.length; + + // Match elements found at the specified indexes + while ( i-- ) { + if ( seed[ (j = matchIndexes[i]) ] ) { + seed[j] = !(matches[j] = seed[j]); + } + } + }); + }); +} + +/** + * Checks a node for validity as a Sizzle context + * @param {Element|Object=} context + * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value + */ +function testContext( context ) { + return context && typeof context.getElementsByTagName !== "undefined" && context; +} + +// Expose support vars for convenience +support = Sizzle.support = {}; + +/** + * Detects XML nodes + * @param {Element|Object} elem An element or a document + * @returns {Boolean} True iff elem is a non-HTML XML node + */ +isXML = Sizzle.isXML = function( elem ) { + // documentElement is verified for cases where it doesn't yet exist + // (such as loading iframes in IE - #4833) + var documentElement = elem && (elem.ownerDocument || elem).documentElement; + return documentElement ? documentElement.nodeName !== "HTML" : false; +}; + +/** + * Sets document-related variables once based on the current document + * @param {Element|Object} [doc] An element or document object to use to set the document + * @returns {Object} Returns the current document + */ +setDocument = Sizzle.setDocument = function( node ) { + var hasCompare, parent, + doc = node ? node.ownerDocument || node : preferredDoc; + + // If no document and documentElement is available, return + if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { + return document; + } + + // Set our document + document = doc; + docElem = doc.documentElement; + parent = doc.defaultView; + + // Support: IE>8 + // If iframe document is assigned to "document" variable and if iframe has been reloaded, + // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936 + // IE6-8 do not support the defaultView property so parent will be undefined + if ( parent && parent !== parent.top ) { + // IE11 does not have attachEvent, so all must suffer + if ( parent.addEventListener ) { + parent.addEventListener( "unload", unloadHandler, false ); + } else if ( parent.attachEvent ) { + parent.attachEvent( "onunload", unloadHandler ); + } + } + + /* Support tests + ---------------------------------------------------------------------- */ + documentIsHTML = !isXML( doc ); + + /* Attributes + ---------------------------------------------------------------------- */ + + // Support: IE<8 + // Verify that getAttribute really returns attributes and not properties + // (excepting IE8 booleans) + support.attributes = assert(function( div ) { + div.className = "i"; + return !div.getAttribute("className"); + }); + + /* getElement(s)By* + ---------------------------------------------------------------------- */ + + // Check if getElementsByTagName("*") returns only elements + support.getElementsByTagName = assert(function( div ) { + div.appendChild( doc.createComment("") ); + return !div.getElementsByTagName("*").length; + }); + + // Support: IE<9 + support.getElementsByClassName = rnative.test( doc.getElementsByClassName ); + + // Support: IE<10 + // Check if getElementById returns elements by name + // The broken getElementById methods don't pick up programatically-set names, + // so use a roundabout getElementsByName test + support.getById = assert(function( div ) { + docElem.appendChild( div ).id = expando; + return !doc.getElementsByName || !doc.getElementsByName( expando ).length; + }); + + // ID find and filter + if ( support.getById ) { + Expr.find["ID"] = function( id, context ) { + if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { + var m = context.getElementById( id ); + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document #6963 + return m && m.parentNode ? [ m ] : []; + } + }; + Expr.filter["ID"] = function( id ) { + var attrId = id.replace( runescape, funescape ); + return function( elem ) { + return elem.getAttribute("id") === attrId; + }; + }; + } else { + // Support: IE6/7 + // getElementById is not reliable as a find shortcut + delete Expr.find["ID"]; + + Expr.filter["ID"] = function( id ) { + var attrId = id.replace( runescape, funescape ); + return function( elem ) { + var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id"); + return node && node.value === attrId; + }; + }; + } + + // Tag + Expr.find["TAG"] = support.getElementsByTagName ? + function( tag, context ) { + if ( typeof context.getElementsByTagName !== "undefined" ) { + return context.getElementsByTagName( tag ); + + // DocumentFragment nodes don't have gEBTN + } else if ( support.qsa ) { + return context.querySelectorAll( tag ); + } + } : + + function( tag, context ) { + var elem, + tmp = [], + i = 0, + // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too + results = context.getElementsByTagName( tag ); + + // Filter out possible comments + if ( tag === "*" ) { + while ( (elem = results[i++]) ) { + if ( elem.nodeType === 1 ) { + tmp.push( elem ); + } + } + + return tmp; + } + return results; + }; + + // Class + Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { + if ( documentIsHTML ) { + return context.getElementsByClassName( className ); + } + }; + + /* QSA/matchesSelector + ---------------------------------------------------------------------- */ + + // QSA and matchesSelector support + + // matchesSelector(:active) reports false when true (IE9/Opera 11.5) + rbuggyMatches = []; + + // qSa(:focus) reports false when true (Chrome 21) + // We allow this because of a bug in IE8/9 that throws an error + // whenever `document.activeElement` is accessed on an iframe + // So, we allow :focus to pass through QSA all the time to avoid the IE error + // See http://bugs.jquery.com/ticket/13378 + rbuggyQSA = []; + + if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) { + // Build QSA regex + // Regex strategy adopted from Diego Perini + assert(function( div ) { + // Select is set to empty string on purpose + // This is to test IE's treatment of not explicitly + // setting a boolean content attribute, + // since its presence should be enough + // http://bugs.jquery.com/ticket/12359 + docElem.appendChild( div ).innerHTML = "" + + ""; + + // Support: IE8, Opera 11-12.16 + // Nothing should be selected when empty strings follow ^= or $= or *= + // The test attribute must be unknown in Opera but "safe" for WinRT + // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section + if ( div.querySelectorAll("[msallowcapture^='']").length ) { + rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); + } + + // Support: IE8 + // Boolean attributes and "value" are not treated correctly + if ( !div.querySelectorAll("[selected]").length ) { + rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); + } + + // Support: Chrome<29, Android<4.2+, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.7+ + if ( !div.querySelectorAll( "[id~=" + expando + "-]" ).length ) { + rbuggyQSA.push("~="); + } + + // Webkit/Opera - :checked should return selected option elements + // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + // IE8 throws error here and will not see later tests + if ( !div.querySelectorAll(":checked").length ) { + rbuggyQSA.push(":checked"); + } + + // Support: Safari 8+, iOS 8+ + // https://bugs.webkit.org/show_bug.cgi?id=136851 + // In-page `selector#id sibing-combinator selector` fails + if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) { + rbuggyQSA.push(".#.+[+~]"); + } + }); + + assert(function( div ) { + // Support: Windows 8 Native Apps + // The type and name attributes are restricted during .innerHTML assignment + var input = doc.createElement("input"); + input.setAttribute( "type", "hidden" ); + div.appendChild( input ).setAttribute( "name", "D" ); + + // Support: IE8 + // Enforce case-sensitivity of name attribute + if ( div.querySelectorAll("[name=d]").length ) { + rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); + } + + // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) + // IE8 throws error here and will not see later tests + if ( !div.querySelectorAll(":enabled").length ) { + rbuggyQSA.push( ":enabled", ":disabled" ); + } + + // Opera 10-11 does not throw on post-comma invalid pseudos + div.querySelectorAll("*,:x"); + rbuggyQSA.push(",.*:"); + }); + } + + if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || + docElem.webkitMatchesSelector || + docElem.mozMatchesSelector || + docElem.oMatchesSelector || + docElem.msMatchesSelector) )) ) { + + assert(function( div ) { + // Check to see if it's possible to do matchesSelector + // on a disconnected node (IE 9) + support.disconnectedMatch = matches.call( div, "div" ); + + // This should fail with an exception + // Gecko does not error, returns false instead + matches.call( div, "[s!='']:x" ); + rbuggyMatches.push( "!=", pseudos ); + }); + } + + rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); + rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); + + /* Contains + ---------------------------------------------------------------------- */ + hasCompare = rnative.test( docElem.compareDocumentPosition ); + + // Element contains another + // Purposefully does not implement inclusive descendent + // As in, an element does not contain itself + contains = hasCompare || rnative.test( docElem.contains ) ? + function( a, b ) { + var adown = a.nodeType === 9 ? a.documentElement : a, + bup = b && b.parentNode; + return a === bup || !!( bup && bup.nodeType === 1 && ( + adown.contains ? + adown.contains( bup ) : + a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 + )); + } : + function( a, b ) { + if ( b ) { + while ( (b = b.parentNode) ) { + if ( b === a ) { + return true; + } + } + } + return false; + }; + + /* Sorting + ---------------------------------------------------------------------- */ + + // Document order sorting + sortOrder = hasCompare ? + function( a, b ) { + + // Flag for duplicate removal + if ( a === b ) { + hasDuplicate = true; + return 0; + } + + // Sort on method existence if only one input has compareDocumentPosition + var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; + if ( compare ) { + return compare; + } + + // Calculate position if both inputs belong to the same document + compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? + a.compareDocumentPosition( b ) : + + // Otherwise we know they are disconnected + 1; + + // Disconnected nodes + if ( compare & 1 || + (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { + + // Choose the first element that is related to our preferred document + if ( a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { + return -1; + } + if ( b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { + return 1; + } + + // Maintain original order + return sortInput ? + ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : + 0; + } + + return compare & 4 ? -1 : 1; + } : + function( a, b ) { + // Exit early if the nodes are identical + if ( a === b ) { + hasDuplicate = true; + return 0; + } + + var cur, + i = 0, + aup = a.parentNode, + bup = b.parentNode, + ap = [ a ], + bp = [ b ]; + + // Parentless nodes are either documents or disconnected + if ( !aup || !bup ) { + return a === doc ? -1 : + b === doc ? 1 : + aup ? -1 : + bup ? 1 : + sortInput ? + ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : + 0; + + // If the nodes are siblings, we can do a quick check + } else if ( aup === bup ) { + return siblingCheck( a, b ); + } + + // Otherwise we need full lists of their ancestors for comparison + cur = a; + while ( (cur = cur.parentNode) ) { + ap.unshift( cur ); + } + cur = b; + while ( (cur = cur.parentNode) ) { + bp.unshift( cur ); + } + + // Walk down the tree looking for a discrepancy + while ( ap[i] === bp[i] ) { + i++; + } + + return i ? + // Do a sibling check if the nodes have a common ancestor + siblingCheck( ap[i], bp[i] ) : + + // Otherwise nodes in our document sort first + ap[i] === preferredDoc ? -1 : + bp[i] === preferredDoc ? 1 : + 0; + }; + + return doc; +}; + +Sizzle.matches = function( expr, elements ) { + return Sizzle( expr, null, null, elements ); +}; + +Sizzle.matchesSelector = function( elem, expr ) { + // Set document vars if needed + if ( ( elem.ownerDocument || elem ) !== document ) { + setDocument( elem ); + } + + // Make sure that attribute selectors are quoted + expr = expr.replace( rattributeQuotes, "='$1']" ); + + if ( support.matchesSelector && documentIsHTML && + ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && + ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { + + try { + var ret = matches.call( elem, expr ); + + // IE 9's matchesSelector returns false on disconnected nodes + if ( ret || support.disconnectedMatch || + // As well, disconnected nodes are said to be in a document + // fragment in IE 9 + elem.document && elem.document.nodeType !== 11 ) { + return ret; + } + } catch (e) {} + } + + return Sizzle( expr, document, null, [ elem ] ).length > 0; +}; + +Sizzle.contains = function( context, elem ) { + // Set document vars if needed + if ( ( context.ownerDocument || context ) !== document ) { + setDocument( context ); + } + return contains( context, elem ); +}; + +Sizzle.attr = function( elem, name ) { + // Set document vars if needed + if ( ( elem.ownerDocument || elem ) !== document ) { + setDocument( elem ); + } + + var fn = Expr.attrHandle[ name.toLowerCase() ], + // Don't get fooled by Object.prototype properties (jQuery #13807) + val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? + fn( elem, name, !documentIsHTML ) : + undefined; + + return val !== undefined ? + val : + support.attributes || !documentIsHTML ? + elem.getAttribute( name ) : + (val = elem.getAttributeNode(name)) && val.specified ? + val.value : + null; +}; + +Sizzle.error = function( msg ) { + throw new Error( "Syntax error, unrecognized expression: " + msg ); +}; + +/** + * Document sorting and removing duplicates + * @param {ArrayLike} results + */ +Sizzle.uniqueSort = function( results ) { + var elem, + duplicates = [], + j = 0, + i = 0; + + // Unless we *know* we can detect duplicates, assume their presence + hasDuplicate = !support.detectDuplicates; + sortInput = !support.sortStable && results.slice( 0 ); + results.sort( sortOrder ); + + if ( hasDuplicate ) { + while ( (elem = results[i++]) ) { + if ( elem === results[ i ] ) { + j = duplicates.push( i ); + } + } + while ( j-- ) { + results.splice( duplicates[ j ], 1 ); + } + } + + // Clear input after sorting to release objects + // See https://github.com/jquery/sizzle/pull/225 + sortInput = null; + + return results; +}; + +/** + * Utility function for retrieving the text value of an array of DOM nodes + * @param {Array|Element} elem + */ +getText = Sizzle.getText = function( elem ) { + var node, + ret = "", + i = 0, + nodeType = elem.nodeType; + + if ( !nodeType ) { + // If no nodeType, this is expected to be an array + while ( (node = elem[i++]) ) { + // Do not traverse comment nodes + ret += getText( node ); + } + } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { + // Use textContent for elements + // innerText usage removed for consistency of new lines (jQuery #11153) + if ( typeof elem.textContent === "string" ) { + return elem.textContent; + } else { + // Traverse its children + for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { + ret += getText( elem ); + } + } + } else if ( nodeType === 3 || nodeType === 4 ) { + return elem.nodeValue; + } + // Do not include comment or processing instruction nodes + + return ret; +}; + +Expr = Sizzle.selectors = { + + // Can be adjusted by the user + cacheLength: 50, + + createPseudo: markFunction, + + match: matchExpr, + + attrHandle: {}, + + find: {}, + + relative: { + ">": { dir: "parentNode", first: true }, + " ": { dir: "parentNode" }, + "+": { dir: "previousSibling", first: true }, + "~": { dir: "previousSibling" } + }, + + preFilter: { + "ATTR": function( match ) { + match[1] = match[1].replace( runescape, funescape ); + + // Move the given value to match[3] whether quoted or unquoted + match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape ); + + if ( match[2] === "~=" ) { + match[3] = " " + match[3] + " "; + } + + return match.slice( 0, 4 ); + }, + + "CHILD": function( match ) { + /* matches from matchExpr["CHILD"] + 1 type (only|nth|...) + 2 what (child|of-type) + 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) + 4 xn-component of xn+y argument ([+-]?\d*n|) + 5 sign of xn-component + 6 x of xn-component + 7 sign of y-component + 8 y of y-component + */ + match[1] = match[1].toLowerCase(); + + if ( match[1].slice( 0, 3 ) === "nth" ) { + // nth-* requires argument + if ( !match[3] ) { + Sizzle.error( match[0] ); + } + + // numeric x and y parameters for Expr.filter.CHILD + // remember that false/true cast respectively to 0/1 + match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); + match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); + + // other types prohibit arguments + } else if ( match[3] ) { + Sizzle.error( match[0] ); + } + + return match; + }, + + "PSEUDO": function( match ) { + var excess, + unquoted = !match[6] && match[2]; + + if ( matchExpr["CHILD"].test( match[0] ) ) { + return null; + } + + // Accept quoted arguments as-is + if ( match[3] ) { + match[2] = match[4] || match[5] || ""; + + // Strip excess characters from unquoted arguments + } else if ( unquoted && rpseudo.test( unquoted ) && + // Get excess from tokenize (recursively) + (excess = tokenize( unquoted, true )) && + // advance to the next closing parenthesis + (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { + + // excess is a negative index + match[0] = match[0].slice( 0, excess ); + match[2] = unquoted.slice( 0, excess ); + } + + // Return only captures needed by the pseudo filter method (type and argument) + return match.slice( 0, 3 ); + } + }, + + filter: { + + "TAG": function( nodeNameSelector ) { + var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); + return nodeNameSelector === "*" ? + function() { return true; } : + function( elem ) { + return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; + }; + }, + + "CLASS": function( className ) { + var pattern = classCache[ className + " " ]; + + return pattern || + (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && + classCache( className, function( elem ) { + return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); + }); + }, + + "ATTR": function( name, operator, check ) { + return function( elem ) { + var result = Sizzle.attr( elem, name ); + + if ( result == null ) { + return operator === "!="; + } + if ( !operator ) { + return true; + } + + result += ""; + + return operator === "=" ? result === check : + operator === "!=" ? result !== check : + operator === "^=" ? check && result.indexOf( check ) === 0 : + operator === "*=" ? check && result.indexOf( check ) > -1 : + operator === "$=" ? check && result.slice( -check.length ) === check : + operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : + operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : + false; + }; + }, + + "CHILD": function( type, what, argument, first, last ) { + var simple = type.slice( 0, 3 ) !== "nth", + forward = type.slice( -4 ) !== "last", + ofType = what === "of-type"; + + return first === 1 && last === 0 ? + + // Shortcut for :nth-*(n) + function( elem ) { + return !!elem.parentNode; + } : + + function( elem, context, xml ) { + var cache, outerCache, node, diff, nodeIndex, start, + dir = simple !== forward ? "nextSibling" : "previousSibling", + parent = elem.parentNode, + name = ofType && elem.nodeName.toLowerCase(), + useCache = !xml && !ofType; + + if ( parent ) { + + // :(first|last|only)-(child|of-type) + if ( simple ) { + while ( dir ) { + node = elem; + while ( (node = node[ dir ]) ) { + if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { + return false; + } + } + // Reverse direction for :only-* (if we haven't yet done so) + start = dir = type === "only" && !start && "nextSibling"; + } + return true; + } + + start = [ forward ? parent.firstChild : parent.lastChild ]; + + // non-xml :nth-child(...) stores cache data on `parent` + if ( forward && useCache ) { + // Seek `elem` from a previously-cached index + outerCache = parent[ expando ] || (parent[ expando ] = {}); + cache = outerCache[ type ] || []; + nodeIndex = cache[0] === dirruns && cache[1]; + diff = cache[0] === dirruns && cache[2]; + node = nodeIndex && parent.childNodes[ nodeIndex ]; + + while ( (node = ++nodeIndex && node && node[ dir ] || + + // Fallback to seeking `elem` from the start + (diff = nodeIndex = 0) || start.pop()) ) { + + // When found, cache indexes on `parent` and break + if ( node.nodeType === 1 && ++diff && node === elem ) { + outerCache[ type ] = [ dirruns, nodeIndex, diff ]; + break; + } + } + + // Use previously-cached element index if available + } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) { + diff = cache[1]; + + // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...) + } else { + // Use the same loop as above to seek `elem` from the start + while ( (node = ++nodeIndex && node && node[ dir ] || + (diff = nodeIndex = 0) || start.pop()) ) { + + if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { + // Cache the index of each encountered element + if ( useCache ) { + (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ]; + } + + if ( node === elem ) { + break; + } + } + } + } + + // Incorporate the offset, then check against cycle size + diff -= last; + return diff === first || ( diff % first === 0 && diff / first >= 0 ); + } + }; + }, + + "PSEUDO": function( pseudo, argument ) { + // pseudo-class names are case-insensitive + // http://www.w3.org/TR/selectors/#pseudo-classes + // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters + // Remember that setFilters inherits from pseudos + var args, + fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || + Sizzle.error( "unsupported pseudo: " + pseudo ); + + // The user may use createPseudo to indicate that + // arguments are needed to create the filter function + // just as Sizzle does + if ( fn[ expando ] ) { + return fn( argument ); + } + + // But maintain support for old signatures + if ( fn.length > 1 ) { + args = [ pseudo, pseudo, "", argument ]; + return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? + markFunction(function( seed, matches ) { + var idx, + matched = fn( seed, argument ), + i = matched.length; + while ( i-- ) { + idx = indexOf( seed, matched[i] ); + seed[ idx ] = !( matches[ idx ] = matched[i] ); + } + }) : + function( elem ) { + return fn( elem, 0, args ); + }; + } + + return fn; + } + }, + + pseudos: { + // Potentially complex pseudos + "not": markFunction(function( selector ) { + // Trim the selector passed to compile + // to avoid treating leading and trailing + // spaces as combinators + var input = [], + results = [], + matcher = compile( selector.replace( rtrim, "$1" ) ); + + return matcher[ expando ] ? + markFunction(function( seed, matches, context, xml ) { + var elem, + unmatched = matcher( seed, null, xml, [] ), + i = seed.length; + + // Match elements unmatched by `matcher` + while ( i-- ) { + if ( (elem = unmatched[i]) ) { + seed[i] = !(matches[i] = elem); + } + } + }) : + function( elem, context, xml ) { + input[0] = elem; + matcher( input, null, xml, results ); + // Don't keep the element (issue #299) + input[0] = null; + return !results.pop(); + }; + }), + + "has": markFunction(function( selector ) { + return function( elem ) { + return Sizzle( selector, elem ).length > 0; + }; + }), + + "contains": markFunction(function( text ) { + text = text.replace( runescape, funescape ); + return function( elem ) { + return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; + }; + }), + + // "Whether an element is represented by a :lang() selector + // is based solely on the element's language value + // being equal to the identifier C, + // or beginning with the identifier C immediately followed by "-". + // The matching of C against the element's language value is performed case-insensitively. + // The identifier C does not have to be a valid language name." + // http://www.w3.org/TR/selectors/#lang-pseudo + "lang": markFunction( function( lang ) { + // lang value must be a valid identifier + if ( !ridentifier.test(lang || "") ) { + Sizzle.error( "unsupported lang: " + lang ); + } + lang = lang.replace( runescape, funescape ).toLowerCase(); + return function( elem ) { + var elemLang; + do { + if ( (elemLang = documentIsHTML ? + elem.lang : + elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { + + elemLang = elemLang.toLowerCase(); + return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; + } + } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); + return false; + }; + }), + + // Miscellaneous + "target": function( elem ) { + var hash = window.location && window.location.hash; + return hash && hash.slice( 1 ) === elem.id; + }, + + "root": function( elem ) { + return elem === docElem; + }, + + "focus": function( elem ) { + return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); + }, + + // Boolean properties + "enabled": function( elem ) { + return elem.disabled === false; + }, + + "disabled": function( elem ) { + return elem.disabled === true; + }, + + "checked": function( elem ) { + // In CSS3, :checked should return both checked and selected elements + // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + var nodeName = elem.nodeName.toLowerCase(); + return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); + }, + + "selected": function( elem ) { + // Accessing this property makes selected-by-default + // options in Safari work properly + if ( elem.parentNode ) { + elem.parentNode.selectedIndex; + } + + return elem.selected === true; + }, + + // Contents + "empty": function( elem ) { + // http://www.w3.org/TR/selectors/#empty-pseudo + // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), + // but not by others (comment: 8; processing instruction: 7; etc.) + // nodeType < 6 works because attributes (2) do not appear as children + for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { + if ( elem.nodeType < 6 ) { + return false; + } + } + return true; + }, + + "parent": function( elem ) { + return !Expr.pseudos["empty"]( elem ); + }, + + // Element/input types + "header": function( elem ) { + return rheader.test( elem.nodeName ); + }, + + "input": function( elem ) { + return rinputs.test( elem.nodeName ); + }, + + "button": function( elem ) { + var name = elem.nodeName.toLowerCase(); + return name === "input" && elem.type === "button" || name === "button"; + }, + + "text": function( elem ) { + var attr; + return elem.nodeName.toLowerCase() === "input" && + elem.type === "text" && + + // Support: IE<8 + // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" + ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); + }, + + // Position-in-collection + "first": createPositionalPseudo(function() { + return [ 0 ]; + }), + + "last": createPositionalPseudo(function( matchIndexes, length ) { + return [ length - 1 ]; + }), + + "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { + return [ argument < 0 ? argument + length : argument ]; + }), + + "even": createPositionalPseudo(function( matchIndexes, length ) { + var i = 0; + for ( ; i < length; i += 2 ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), + + "odd": createPositionalPseudo(function( matchIndexes, length ) { + var i = 1; + for ( ; i < length; i += 2 ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), + + "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { + var i = argument < 0 ? argument + length : argument; + for ( ; --i >= 0; ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), + + "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { + var i = argument < 0 ? argument + length : argument; + for ( ; ++i < length; ) { + matchIndexes.push( i ); + } + return matchIndexes; + }) + } +}; + +Expr.pseudos["nth"] = Expr.pseudos["eq"]; + +// Add button/input type pseudos +for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { + Expr.pseudos[ i ] = createInputPseudo( i ); +} +for ( i in { submit: true, reset: true } ) { + Expr.pseudos[ i ] = createButtonPseudo( i ); +} + +// Easy API for creating new setFilters +function setFilters() {} +setFilters.prototype = Expr.filters = Expr.pseudos; +Expr.setFilters = new setFilters(); + +tokenize = Sizzle.tokenize = function( selector, parseOnly ) { + var matched, match, tokens, type, + soFar, groups, preFilters, + cached = tokenCache[ selector + " " ]; + + if ( cached ) { + return parseOnly ? 0 : cached.slice( 0 ); + } + + soFar = selector; + groups = []; + preFilters = Expr.preFilter; + + while ( soFar ) { + + // Comma and first run + if ( !matched || (match = rcomma.exec( soFar )) ) { + if ( match ) { + // Don't consume trailing commas as valid + soFar = soFar.slice( match[0].length ) || soFar; + } + groups.push( (tokens = []) ); + } + + matched = false; + + // Combinators + if ( (match = rcombinators.exec( soFar )) ) { + matched = match.shift(); + tokens.push({ + value: matched, + // Cast descendant combinators to space + type: match[0].replace( rtrim, " " ) + }); + soFar = soFar.slice( matched.length ); + } + + // Filters + for ( type in Expr.filter ) { + if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || + (match = preFilters[ type ]( match ))) ) { + matched = match.shift(); + tokens.push({ + value: matched, + type: type, + matches: match + }); + soFar = soFar.slice( matched.length ); + } + } + + if ( !matched ) { + break; + } + } + + // Return the length of the invalid excess + // if we're just parsing + // Otherwise, throw an error or return tokens + return parseOnly ? + soFar.length : + soFar ? + Sizzle.error( selector ) : + // Cache the tokens + tokenCache( selector, groups ).slice( 0 ); +}; + +function toSelector( tokens ) { + var i = 0, + len = tokens.length, + selector = ""; + for ( ; i < len; i++ ) { + selector += tokens[i].value; + } + return selector; +} + +function addCombinator( matcher, combinator, base ) { + var dir = combinator.dir, + checkNonElements = base && dir === "parentNode", + doneName = done++; + + return combinator.first ? + // Check against closest ancestor/preceding element + function( elem, context, xml ) { + while ( (elem = elem[ dir ]) ) { + if ( elem.nodeType === 1 || checkNonElements ) { + return matcher( elem, context, xml ); + } + } + } : + + // Check against all ancestor/preceding elements + function( elem, context, xml ) { + var oldCache, outerCache, + newCache = [ dirruns, doneName ]; + + // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching + if ( xml ) { + while ( (elem = elem[ dir ]) ) { + if ( elem.nodeType === 1 || checkNonElements ) { + if ( matcher( elem, context, xml ) ) { + return true; + } + } + } + } else { + while ( (elem = elem[ dir ]) ) { + if ( elem.nodeType === 1 || checkNonElements ) { + outerCache = elem[ expando ] || (elem[ expando ] = {}); + if ( (oldCache = outerCache[ dir ]) && + oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { + + // Assign to newCache so results back-propagate to previous elements + return (newCache[ 2 ] = oldCache[ 2 ]); + } else { + // Reuse newcache so results back-propagate to previous elements + outerCache[ dir ] = newCache; + + // A match means we're done; a fail means we have to keep checking + if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { + return true; + } + } + } + } + } + }; +} + +function elementMatcher( matchers ) { + return matchers.length > 1 ? + function( elem, context, xml ) { + var i = matchers.length; + while ( i-- ) { + if ( !matchers[i]( elem, context, xml ) ) { + return false; + } + } + return true; + } : + matchers[0]; +} + +function multipleContexts( selector, contexts, results ) { + var i = 0, + len = contexts.length; + for ( ; i < len; i++ ) { + Sizzle( selector, contexts[i], results ); + } + return results; +} + +function condense( unmatched, map, filter, context, xml ) { + var elem, + newUnmatched = [], + i = 0, + len = unmatched.length, + mapped = map != null; + + for ( ; i < len; i++ ) { + if ( (elem = unmatched[i]) ) { + if ( !filter || filter( elem, context, xml ) ) { + newUnmatched.push( elem ); + if ( mapped ) { + map.push( i ); + } + } + } + } + + return newUnmatched; +} + +function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { + if ( postFilter && !postFilter[ expando ] ) { + postFilter = setMatcher( postFilter ); + } + if ( postFinder && !postFinder[ expando ] ) { + postFinder = setMatcher( postFinder, postSelector ); + } + return markFunction(function( seed, results, context, xml ) { + var temp, i, elem, + preMap = [], + postMap = [], + preexisting = results.length, + + // Get initial elements from seed or context + elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), + + // Prefilter to get matcher input, preserving a map for seed-results synchronization + matcherIn = preFilter && ( seed || !selector ) ? + condense( elems, preMap, preFilter, context, xml ) : + elems, + + matcherOut = matcher ? + // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, + postFinder || ( seed ? preFilter : preexisting || postFilter ) ? + + // ...intermediate processing is necessary + [] : + + // ...otherwise use results directly + results : + matcherIn; + + // Find primary matches + if ( matcher ) { + matcher( matcherIn, matcherOut, context, xml ); + } + + // Apply postFilter + if ( postFilter ) { + temp = condense( matcherOut, postMap ); + postFilter( temp, [], context, xml ); + + // Un-match failing elements by moving them back to matcherIn + i = temp.length; + while ( i-- ) { + if ( (elem = temp[i]) ) { + matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); + } + } + } + + if ( seed ) { + if ( postFinder || preFilter ) { + if ( postFinder ) { + // Get the final matcherOut by condensing this intermediate into postFinder contexts + temp = []; + i = matcherOut.length; + while ( i-- ) { + if ( (elem = matcherOut[i]) ) { + // Restore matcherIn since elem is not yet a final match + temp.push( (matcherIn[i] = elem) ); + } + } + postFinder( null, (matcherOut = []), temp, xml ); + } + + // Move matched elements from seed to results to keep them synchronized + i = matcherOut.length; + while ( i-- ) { + if ( (elem = matcherOut[i]) && + (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) { + + seed[temp] = !(results[temp] = elem); + } + } + } + + // Add elements to results, through postFinder if defined + } else { + matcherOut = condense( + matcherOut === results ? + matcherOut.splice( preexisting, matcherOut.length ) : + matcherOut + ); + if ( postFinder ) { + postFinder( null, results, matcherOut, xml ); + } else { + push.apply( results, matcherOut ); + } + } + }); +} + +function matcherFromTokens( tokens ) { + var checkContext, matcher, j, + len = tokens.length, + leadingRelative = Expr.relative[ tokens[0].type ], + implicitRelative = leadingRelative || Expr.relative[" "], + i = leadingRelative ? 1 : 0, + + // The foundational matcher ensures that elements are reachable from top-level context(s) + matchContext = addCombinator( function( elem ) { + return elem === checkContext; + }, implicitRelative, true ), + matchAnyContext = addCombinator( function( elem ) { + return indexOf( checkContext, elem ) > -1; + }, implicitRelative, true ), + matchers = [ function( elem, context, xml ) { + var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( + (checkContext = context).nodeType ? + matchContext( elem, context, xml ) : + matchAnyContext( elem, context, xml ) ); + // Avoid hanging onto element (issue #299) + checkContext = null; + return ret; + } ]; + + for ( ; i < len; i++ ) { + if ( (matcher = Expr.relative[ tokens[i].type ]) ) { + matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; + } else { + matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); + + // Return special upon seeing a positional matcher + if ( matcher[ expando ] ) { + // Find the next relative operator (if any) for proper handling + j = ++i; + for ( ; j < len; j++ ) { + if ( Expr.relative[ tokens[j].type ] ) { + break; + } + } + return setMatcher( + i > 1 && elementMatcher( matchers ), + i > 1 && toSelector( + // If the preceding token was a descendant combinator, insert an implicit any-element `*` + tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) + ).replace( rtrim, "$1" ), + matcher, + i < j && matcherFromTokens( tokens.slice( i, j ) ), + j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), + j < len && toSelector( tokens ) + ); + } + matchers.push( matcher ); + } + } + + return elementMatcher( matchers ); +} + +function matcherFromGroupMatchers( elementMatchers, setMatchers ) { + var bySet = setMatchers.length > 0, + byElement = elementMatchers.length > 0, + superMatcher = function( seed, context, xml, results, outermost ) { + var elem, j, matcher, + matchedCount = 0, + i = "0", + unmatched = seed && [], + setMatched = [], + contextBackup = outermostContext, + // We must always have either seed elements or outermost context + elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), + // Use integer dirruns iff this is the outermost matcher + dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), + len = elems.length; + + if ( outermost ) { + outermostContext = context !== document && context; + } + + // Add elements passing elementMatchers directly to results + // Keep `i` a string if there are no elements so `matchedCount` will be "00" below + // Support: IE<9, Safari + // Tolerate NodeList properties (IE: "length"; Safari: ) matching elements by id + for ( ; i !== len && (elem = elems[i]) != null; i++ ) { + if ( byElement && elem ) { + j = 0; + while ( (matcher = elementMatchers[j++]) ) { + if ( matcher( elem, context, xml ) ) { + results.push( elem ); + break; + } + } + if ( outermost ) { + dirruns = dirrunsUnique; + } + } + + // Track unmatched elements for set filters + if ( bySet ) { + // They will have gone through all possible matchers + if ( (elem = !matcher && elem) ) { + matchedCount--; + } + + // Lengthen the array for every element, matched or not + if ( seed ) { + unmatched.push( elem ); + } + } + } + + // Apply set filters to unmatched elements + matchedCount += i; + if ( bySet && i !== matchedCount ) { + j = 0; + while ( (matcher = setMatchers[j++]) ) { + matcher( unmatched, setMatched, context, xml ); + } + + if ( seed ) { + // Reintegrate element matches to eliminate the need for sorting + if ( matchedCount > 0 ) { + while ( i-- ) { + if ( !(unmatched[i] || setMatched[i]) ) { + setMatched[i] = pop.call( results ); + } + } + } + + // Discard index placeholder values to get only actual matches + setMatched = condense( setMatched ); + } + + // Add matches to results + push.apply( results, setMatched ); + + // Seedless set matches succeeding multiple successful matchers stipulate sorting + if ( outermost && !seed && setMatched.length > 0 && + ( matchedCount + setMatchers.length ) > 1 ) { + + Sizzle.uniqueSort( results ); + } + } + + // Override manipulation of globals by nested matchers + if ( outermost ) { + dirruns = dirrunsUnique; + outermostContext = contextBackup; + } + + return unmatched; + }; + + return bySet ? + markFunction( superMatcher ) : + superMatcher; +} + +compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { + var i, + setMatchers = [], + elementMatchers = [], + cached = compilerCache[ selector + " " ]; + + if ( !cached ) { + // Generate a function of recursive functions that can be used to check each element + if ( !match ) { + match = tokenize( selector ); + } + i = match.length; + while ( i-- ) { + cached = matcherFromTokens( match[i] ); + if ( cached[ expando ] ) { + setMatchers.push( cached ); + } else { + elementMatchers.push( cached ); + } + } + + // Cache the compiled function + cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); + + // Save selector and tokenization + cached.selector = selector; + } + return cached; +}; + +/** + * A low-level selection function that works with Sizzle's compiled + * selector functions + * @param {String|Function} selector A selector or a pre-compiled + * selector function built with Sizzle.compile + * @param {Element} context + * @param {Array} [results] + * @param {Array} [seed] A set of elements to match against + */ +select = Sizzle.select = function( selector, context, results, seed ) { + var i, tokens, token, type, find, + compiled = typeof selector === "function" && selector, + match = !seed && tokenize( (selector = compiled.selector || selector) ); + + results = results || []; + + // Try to minimize operations if there is no seed and only one group + if ( match.length === 1 ) { + + // Take a shortcut and set the context if the root selector is an ID + tokens = match[0] = match[0].slice( 0 ); + if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && + support.getById && context.nodeType === 9 && documentIsHTML && + Expr.relative[ tokens[1].type ] ) { + + context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; + if ( !context ) { + return results; + + // Precompiled matchers will still verify ancestry, so step up a level + } else if ( compiled ) { + context = context.parentNode; + } + + selector = selector.slice( tokens.shift().value.length ); + } + + // Fetch a seed set for right-to-left matching + i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; + while ( i-- ) { + token = tokens[i]; + + // Abort if we hit a combinator + if ( Expr.relative[ (type = token.type) ] ) { + break; + } + if ( (find = Expr.find[ type ]) ) { + // Search, expanding context for leading sibling combinators + if ( (seed = find( + token.matches[0].replace( runescape, funescape ), + rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context + )) ) { + + // If seed is empty or no tokens remain, we can return early + tokens.splice( i, 1 ); + selector = seed.length && toSelector( tokens ); + if ( !selector ) { + push.apply( results, seed ); + return results; + } + + break; + } + } + } + } + + // Compile and execute a filtering function if one is not provided + // Provide `match` to avoid retokenization if we modified the selector above + ( compiled || compile( selector, match ) )( + seed, + context, + !documentIsHTML, + results, + rsibling.test( selector ) && testContext( context.parentNode ) || context + ); + return results; +}; + +// One-time assignments + +// Sort stability +support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; + +// Support: Chrome 14-35+ +// Always assume duplicates if they aren't passed to the comparison function +support.detectDuplicates = !!hasDuplicate; + +// Initialize against the default document +setDocument(); + +// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) +// Detached nodes confoundingly follow *each other* +support.sortDetached = assert(function( div1 ) { + // Should return 1, but returns 4 (following) + return div1.compareDocumentPosition( document.createElement("div") ) & 1; +}); + +// Support: IE<8 +// Prevent attribute/property "interpolation" +// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx +if ( !assert(function( div ) { + div.innerHTML = ""; + return div.firstChild.getAttribute("href") === "#" ; +}) ) { + addHandle( "type|href|height|width", function( elem, name, isXML ) { + if ( !isXML ) { + return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); + } + }); +} + +// Support: IE<9 +// Use defaultValue in place of getAttribute("value") +if ( !support.attributes || !assert(function( div ) { + div.innerHTML = ""; + div.firstChild.setAttribute( "value", "" ); + return div.firstChild.getAttribute( "value" ) === ""; +}) ) { + addHandle( "value", function( elem, name, isXML ) { + if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { + return elem.defaultValue; + } + }); +} + +// Support: IE<9 +// Use getAttributeNode to fetch booleans when getAttribute lies +if ( !assert(function( div ) { + return div.getAttribute("disabled") == null; +}) ) { + addHandle( booleans, function( elem, name, isXML ) { + var val; + if ( !isXML ) { + return elem[ name ] === true ? name.toLowerCase() : + (val = elem.getAttributeNode( name )) && val.specified ? + val.value : + null; + } + }); +} + +return Sizzle; + +})( window ); + + + +jQuery.find = Sizzle; +jQuery.expr = Sizzle.selectors; +jQuery.expr[":"] = jQuery.expr.pseudos; +jQuery.unique = Sizzle.uniqueSort; +jQuery.text = Sizzle.getText; +jQuery.isXMLDoc = Sizzle.isXML; +jQuery.contains = Sizzle.contains; + + + +var rneedsContext = jQuery.expr.match.needsContext; + +var rsingleTag = (/^<(\w+)\s*\/?>(?:<\/\1>|)$/); + + + +var risSimple = /^.[^:#\[\.,]*$/; + +// Implement the identical functionality for filter and not +function winnow( elements, qualifier, not ) { + if ( jQuery.isFunction( qualifier ) ) { + return jQuery.grep( elements, function( elem, i ) { + /* jshint -W018 */ + return !!qualifier.call( elem, i, elem ) !== not; + }); + + } + + if ( qualifier.nodeType ) { + return jQuery.grep( elements, function( elem ) { + return ( elem === qualifier ) !== not; + }); + + } + + if ( typeof qualifier === "string" ) { + if ( risSimple.test( qualifier ) ) { + return jQuery.filter( qualifier, elements, not ); + } + + qualifier = jQuery.filter( qualifier, elements ); + } + + return jQuery.grep( elements, function( elem ) { + return ( indexOf.call( qualifier, elem ) >= 0 ) !== not; + }); +} + +jQuery.filter = function( expr, elems, not ) { + var elem = elems[ 0 ]; + + if ( not ) { + expr = ":not(" + expr + ")"; + } + + return elems.length === 1 && elem.nodeType === 1 ? + jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : + jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { + return elem.nodeType === 1; + })); +}; + +jQuery.fn.extend({ + find: function( selector ) { + var i, + len = this.length, + ret = [], + self = this; + + if ( typeof selector !== "string" ) { + return this.pushStack( jQuery( selector ).filter(function() { + for ( i = 0; i < len; i++ ) { + if ( jQuery.contains( self[ i ], this ) ) { + return true; + } + } + }) ); + } + + for ( i = 0; i < len; i++ ) { + jQuery.find( selector, self[ i ], ret ); + } + + // Needed because $( selector, context ) becomes $( context ).find( selector ) + ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); + ret.selector = this.selector ? this.selector + " " + selector : selector; + return ret; + }, + filter: function( selector ) { + return this.pushStack( winnow(this, selector || [], false) ); + }, + not: function( selector ) { + return this.pushStack( winnow(this, selector || [], true) ); + }, + is: function( selector ) { + return !!winnow( + this, + + // If this is a positional/relative selector, check membership in the returned set + // so $("p:first").is("p:last") won't return true for a doc with two "p". + typeof selector === "string" && rneedsContext.test( selector ) ? + jQuery( selector ) : + selector || [], + false + ).length; + } +}); + + +// Initialize a jQuery object + + +// A central reference to the root jQuery(document) +var rootjQuery, + + // A simple way to check for HTML strings + // Prioritize #id over to avoid XSS via location.hash (#9521) + // Strict HTML recognition (#11290: must start with <) + rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, + + init = jQuery.fn.init = function( selector, context ) { + var match, elem; + + // HANDLE: $(""), $(null), $(undefined), $(false) + if ( !selector ) { + return this; + } + + // Handle HTML strings + if ( typeof selector === "string" ) { + if ( selector[0] === "<" && selector[ selector.length - 1 ] === ">" && selector.length >= 3 ) { + // Assume that strings that start and end with <> are HTML and skip the regex check + match = [ null, selector, null ]; + + } else { + match = rquickExpr.exec( selector ); + } + + // Match html or make sure no context is specified for #id + if ( match && (match[1] || !context) ) { + + // HANDLE: $(html) -> $(array) + if ( match[1] ) { + context = context instanceof jQuery ? context[0] : context; + + // Option to run scripts is true for back-compat + // Intentionally let the error be thrown if parseHTML is not present + jQuery.merge( this, jQuery.parseHTML( + match[1], + context && context.nodeType ? context.ownerDocument || context : document, + true + ) ); + + // HANDLE: $(html, props) + if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { + for ( match in context ) { + // Properties of context are called as methods if possible + if ( jQuery.isFunction( this[ match ] ) ) { + this[ match ]( context[ match ] ); + + // ...and otherwise set as attributes + } else { + this.attr( match, context[ match ] ); + } + } + } + + return this; + + // HANDLE: $(#id) + } else { + elem = document.getElementById( match[2] ); + + // Support: Blackberry 4.6 + // gEBID returns nodes no longer in the document (#6963) + if ( elem && elem.parentNode ) { + // Inject the element directly into the jQuery object + this.length = 1; + this[0] = elem; + } + + this.context = document; + this.selector = selector; + return this; + } + + // HANDLE: $(expr, $(...)) + } else if ( !context || context.jquery ) { + return ( context || rootjQuery ).find( selector ); + + // HANDLE: $(expr, context) + // (which is just equivalent to: $(context).find(expr) + } else { + return this.constructor( context ).find( selector ); + } + + // HANDLE: $(DOMElement) + } else if ( selector.nodeType ) { + this.context = this[0] = selector; + this.length = 1; + return this; + + // HANDLE: $(function) + // Shortcut for document ready + } else if ( jQuery.isFunction( selector ) ) { + return typeof rootjQuery.ready !== "undefined" ? + rootjQuery.ready( selector ) : + // Execute immediately if ready is not present + selector( jQuery ); + } + + if ( selector.selector !== undefined ) { + this.selector = selector.selector; + this.context = selector.context; + } + + return jQuery.makeArray( selector, this ); + }; + +// Give the init function the jQuery prototype for later instantiation +init.prototype = jQuery.fn; + +// Initialize central reference +rootjQuery = jQuery( document ); + + +var rparentsprev = /^(?:parents|prev(?:Until|All))/, + // Methods guaranteed to produce a unique set when starting from a unique set + guaranteedUnique = { + children: true, + contents: true, + next: true, + prev: true + }; + +jQuery.extend({ + dir: function( elem, dir, until ) { + var matched = [], + truncate = until !== undefined; + + while ( (elem = elem[ dir ]) && elem.nodeType !== 9 ) { + if ( elem.nodeType === 1 ) { + if ( truncate && jQuery( elem ).is( until ) ) { + break; + } + matched.push( elem ); + } + } + return matched; + }, + + sibling: function( n, elem ) { + var matched = []; + + for ( ; n; n = n.nextSibling ) { + if ( n.nodeType === 1 && n !== elem ) { + matched.push( n ); + } + } + + return matched; + } +}); + +jQuery.fn.extend({ + has: function( target ) { + var targets = jQuery( target, this ), + l = targets.length; + + return this.filter(function() { + var i = 0; + for ( ; i < l; i++ ) { + if ( jQuery.contains( this, targets[i] ) ) { + return true; + } + } + }); + }, + + closest: function( selectors, context ) { + var cur, + i = 0, + l = this.length, + matched = [], + pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? + jQuery( selectors, context || this.context ) : + 0; + + for ( ; i < l; i++ ) { + for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) { + // Always skip document fragments + if ( cur.nodeType < 11 && (pos ? + pos.index(cur) > -1 : + + // Don't pass non-elements to Sizzle + cur.nodeType === 1 && + jQuery.find.matchesSelector(cur, selectors)) ) { + + matched.push( cur ); + break; + } + } + } + + return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched ); + }, + + // Determine the position of an element within the set + index: function( elem ) { + + // No argument, return index in parent + if ( !elem ) { + return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; + } + + // Index in selector + if ( typeof elem === "string" ) { + return indexOf.call( jQuery( elem ), this[ 0 ] ); + } + + // Locate the position of the desired element + return indexOf.call( this, + + // If it receives a jQuery object, the first element is used + elem.jquery ? elem[ 0 ] : elem + ); + }, + + add: function( selector, context ) { + return this.pushStack( + jQuery.unique( + jQuery.merge( this.get(), jQuery( selector, context ) ) + ) + ); + }, + + addBack: function( selector ) { + return this.add( selector == null ? + this.prevObject : this.prevObject.filter(selector) + ); + } +}); + +function sibling( cur, dir ) { + while ( (cur = cur[dir]) && cur.nodeType !== 1 ) {} + return cur; +} + +jQuery.each({ + parent: function( elem ) { + var parent = elem.parentNode; + return parent && parent.nodeType !== 11 ? parent : null; + }, + parents: function( elem ) { + return jQuery.dir( elem, "parentNode" ); + }, + parentsUntil: function( elem, i, until ) { + return jQuery.dir( elem, "parentNode", until ); + }, + next: function( elem ) { + return sibling( elem, "nextSibling" ); + }, + prev: function( elem ) { + return sibling( elem, "previousSibling" ); + }, + nextAll: function( elem ) { + return jQuery.dir( elem, "nextSibling" ); + }, + prevAll: function( elem ) { + return jQuery.dir( elem, "previousSibling" ); + }, + nextUntil: function( elem, i, until ) { + return jQuery.dir( elem, "nextSibling", until ); + }, + prevUntil: function( elem, i, until ) { + return jQuery.dir( elem, "previousSibling", until ); + }, + siblings: function( elem ) { + return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); + }, + children: function( elem ) { + return jQuery.sibling( elem.firstChild ); + }, + contents: function( elem ) { + return elem.contentDocument || jQuery.merge( [], elem.childNodes ); + } +}, function( name, fn ) { + jQuery.fn[ name ] = function( until, selector ) { + var matched = jQuery.map( this, fn, until ); + + if ( name.slice( -5 ) !== "Until" ) { + selector = until; + } + + if ( selector && typeof selector === "string" ) { + matched = jQuery.filter( selector, matched ); + } + + if ( this.length > 1 ) { + // Remove duplicates + if ( !guaranteedUnique[ name ] ) { + jQuery.unique( matched ); + } + + // Reverse order for parents* and prev-derivatives + if ( rparentsprev.test( name ) ) { + matched.reverse(); + } + } + + return this.pushStack( matched ); + }; +}); +var rnotwhite = (/\S+/g); + + + +// String to Object options format cache +var optionsCache = {}; + +// Convert String-formatted options into Object-formatted ones and store in cache +function createOptions( options ) { + var object = optionsCache[ options ] = {}; + jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) { + object[ flag ] = true; + }); + return object; +} + +/* + * Create a callback list using the following parameters: + * + * options: an optional list of space-separated options that will change how + * the callback list behaves or a more traditional option object + * + * By default a callback list will act like an event callback list and can be + * "fired" multiple times. + * + * Possible options: + * + * once: will ensure the callback list can only be fired once (like a Deferred) + * + * memory: will keep track of previous values and will call any callback added + * after the list has been fired right away with the latest "memorized" + * values (like a Deferred) + * + * unique: will ensure a callback can only be added once (no duplicate in the list) + * + * stopOnFalse: interrupt callings when a callback returns false + * + */ +jQuery.Callbacks = function( options ) { + + // Convert options from String-formatted to Object-formatted if needed + // (we check in cache first) + options = typeof options === "string" ? + ( optionsCache[ options ] || createOptions( options ) ) : + jQuery.extend( {}, options ); + + var // Last fire value (for non-forgettable lists) + memory, + // Flag to know if list was already fired + fired, + // Flag to know if list is currently firing + firing, + // First callback to fire (used internally by add and fireWith) + firingStart, + // End of the loop when firing + firingLength, + // Index of currently firing callback (modified by remove if needed) + firingIndex, + // Actual callback list + list = [], + // Stack of fire calls for repeatable lists + stack = !options.once && [], + // Fire callbacks + fire = function( data ) { + memory = options.memory && data; + fired = true; + firingIndex = firingStart || 0; + firingStart = 0; + firingLength = list.length; + firing = true; + for ( ; list && firingIndex < firingLength; firingIndex++ ) { + if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) { + memory = false; // To prevent further calls using add + break; + } + } + firing = false; + if ( list ) { + if ( stack ) { + if ( stack.length ) { + fire( stack.shift() ); + } + } else if ( memory ) { + list = []; + } else { + self.disable(); + } + } + }, + // Actual Callbacks object + self = { + // Add a callback or a collection of callbacks to the list + add: function() { + if ( list ) { + // First, we save the current length + var start = list.length; + (function add( args ) { + jQuery.each( args, function( _, arg ) { + var type = jQuery.type( arg ); + if ( type === "function" ) { + if ( !options.unique || !self.has( arg ) ) { + list.push( arg ); + } + } else if ( arg && arg.length && type !== "string" ) { + // Inspect recursively + add( arg ); + } + }); + })( arguments ); + // Do we need to add the callbacks to the + // current firing batch? + if ( firing ) { + firingLength = list.length; + // With memory, if we're not firing then + // we should call right away + } else if ( memory ) { + firingStart = start; + fire( memory ); + } + } + return this; + }, + // Remove a callback from the list + remove: function() { + if ( list ) { + jQuery.each( arguments, function( _, arg ) { + var index; + while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { + list.splice( index, 1 ); + // Handle firing indexes + if ( firing ) { + if ( index <= firingLength ) { + firingLength--; + } + if ( index <= firingIndex ) { + firingIndex--; + } + } + } + }); + } + return this; + }, + // Check if a given callback is in the list. + // If no argument is given, return whether or not list has callbacks attached. + has: function( fn ) { + return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length ); + }, + // Remove all callbacks from the list + empty: function() { + list = []; + firingLength = 0; + return this; + }, + // Have the list do nothing anymore + disable: function() { + list = stack = memory = undefined; + return this; + }, + // Is it disabled? + disabled: function() { + return !list; + }, + // Lock the list in its current state + lock: function() { + stack = undefined; + if ( !memory ) { + self.disable(); + } + return this; + }, + // Is it locked? + locked: function() { + return !stack; + }, + // Call all callbacks with the given context and arguments + fireWith: function( context, args ) { + if ( list && ( !fired || stack ) ) { + args = args || []; + args = [ context, args.slice ? args.slice() : args ]; + if ( firing ) { + stack.push( args ); + } else { + fire( args ); + } + } + return this; + }, + // Call all the callbacks with the given arguments + fire: function() { + self.fireWith( this, arguments ); + return this; + }, + // To know if the callbacks have already been called at least once + fired: function() { + return !!fired; + } + }; + + return self; +}; + + +jQuery.extend({ + + Deferred: function( func ) { + var tuples = [ + // action, add listener, listener list, final state + [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], + [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], + [ "notify", "progress", jQuery.Callbacks("memory") ] + ], + state = "pending", + promise = { + state: function() { + return state; + }, + always: function() { + deferred.done( arguments ).fail( arguments ); + return this; + }, + then: function( /* fnDone, fnFail, fnProgress */ ) { + var fns = arguments; + return jQuery.Deferred(function( newDefer ) { + jQuery.each( tuples, function( i, tuple ) { + var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; + // deferred[ done | fail | progress ] for forwarding actions to newDefer + deferred[ tuple[1] ](function() { + var returned = fn && fn.apply( this, arguments ); + if ( returned && jQuery.isFunction( returned.promise ) ) { + returned.promise() + .done( newDefer.resolve ) + .fail( newDefer.reject ) + .progress( newDefer.notify ); + } else { + newDefer[ tuple[ 0 ] + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments ); + } + }); + }); + fns = null; + }).promise(); + }, + // Get a promise for this deferred + // If obj is provided, the promise aspect is added to the object + promise: function( obj ) { + return obj != null ? jQuery.extend( obj, promise ) : promise; + } + }, + deferred = {}; + + // Keep pipe for back-compat + promise.pipe = promise.then; + + // Add list-specific methods + jQuery.each( tuples, function( i, tuple ) { + var list = tuple[ 2 ], + stateString = tuple[ 3 ]; + + // promise[ done | fail | progress ] = list.add + promise[ tuple[1] ] = list.add; + + // Handle state + if ( stateString ) { + list.add(function() { + // state = [ resolved | rejected ] + state = stateString; + + // [ reject_list | resolve_list ].disable; progress_list.lock + }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); + } + + // deferred[ resolve | reject | notify ] + deferred[ tuple[0] ] = function() { + deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments ); + return this; + }; + deferred[ tuple[0] + "With" ] = list.fireWith; + }); + + // Make the deferred a promise + promise.promise( deferred ); + + // Call given func if any + if ( func ) { + func.call( deferred, deferred ); + } + + // All done! + return deferred; + }, + + // Deferred helper + when: function( subordinate /* , ..., subordinateN */ ) { + var i = 0, + resolveValues = slice.call( arguments ), + length = resolveValues.length, + + // the count of uncompleted subordinates + remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, + + // the master Deferred. If resolveValues consist of only a single Deferred, just use that. + deferred = remaining === 1 ? subordinate : jQuery.Deferred(), + + // Update function for both resolve and progress values + updateFunc = function( i, contexts, values ) { + return function( value ) { + contexts[ i ] = this; + values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; + if ( values === progressValues ) { + deferred.notifyWith( contexts, values ); + } else if ( !( --remaining ) ) { + deferred.resolveWith( contexts, values ); + } + }; + }, + + progressValues, progressContexts, resolveContexts; + + // Add listeners to Deferred subordinates; treat others as resolved + if ( length > 1 ) { + progressValues = new Array( length ); + progressContexts = new Array( length ); + resolveContexts = new Array( length ); + for ( ; i < length; i++ ) { + if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { + resolveValues[ i ].promise() + .done( updateFunc( i, resolveContexts, resolveValues ) ) + .fail( deferred.reject ) + .progress( updateFunc( i, progressContexts, progressValues ) ); + } else { + --remaining; + } + } + } + + // If we're not waiting on anything, resolve the master + if ( !remaining ) { + deferred.resolveWith( resolveContexts, resolveValues ); + } + + return deferred.promise(); + } +}); + + +// The deferred used on DOM ready +var readyList; + +jQuery.fn.ready = function( fn ) { + // Add the callback + jQuery.ready.promise().done( fn ); + + return this; +}; + +jQuery.extend({ + // Is the DOM ready to be used? Set to true once it occurs. + isReady: false, + + // A counter to track how many items to wait for before + // the ready event fires. See #6781 + readyWait: 1, + + // Hold (or release) the ready event + holdReady: function( hold ) { + if ( hold ) { + jQuery.readyWait++; + } else { + jQuery.ready( true ); + } + }, + + // Handle when the DOM is ready + ready: function( wait ) { + + // Abort if there are pending holds or we're already ready + if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { + return; + } + + // Remember that the DOM is ready + jQuery.isReady = true; + + // If a normal DOM Ready event fired, decrement, and wait if need be + if ( wait !== true && --jQuery.readyWait > 0 ) { + return; + } + + // If there are functions bound, to execute + readyList.resolveWith( document, [ jQuery ] ); + + // Trigger any bound ready events + if ( jQuery.fn.triggerHandler ) { + jQuery( document ).triggerHandler( "ready" ); + jQuery( document ).off( "ready" ); + } + } +}); + +/** + * The ready event handler and self cleanup method + */ +function completed() { + document.removeEventListener( "DOMContentLoaded", completed, false ); + window.removeEventListener( "load", completed, false ); + jQuery.ready(); +} + +jQuery.ready.promise = function( obj ) { + if ( !readyList ) { + + readyList = jQuery.Deferred(); + + // Catch cases where $(document).ready() is called after the browser event has already occurred. + // We once tried to use readyState "interactive" here, but it caused issues like the one + // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15 + if ( document.readyState === "complete" ) { + // Handle it asynchronously to allow scripts the opportunity to delay ready + setTimeout( jQuery.ready ); + + } else { + + // Use the handy event callback + document.addEventListener( "DOMContentLoaded", completed, false ); + + // A fallback to window.onload, that will always work + window.addEventListener( "load", completed, false ); + } + } + return readyList.promise( obj ); +}; + +// Kick off the DOM ready check even if the user does not +jQuery.ready.promise(); + + + + +// Multifunctional method to get and set values of a collection +// The value/s can optionally be executed if it's a function +var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGet, raw ) { + var i = 0, + len = elems.length, + bulk = key == null; + + // Sets many values + if ( jQuery.type( key ) === "object" ) { + chainable = true; + for ( i in key ) { + jQuery.access( elems, fn, i, key[i], true, emptyGet, raw ); + } + + // Sets one value + } else if ( value !== undefined ) { + chainable = true; + + if ( !jQuery.isFunction( value ) ) { + raw = true; + } + + if ( bulk ) { + // Bulk operations run against the entire set + if ( raw ) { + fn.call( elems, value ); + fn = null; + + // ...except when executing function values + } else { + bulk = fn; + fn = function( elem, key, value ) { + return bulk.call( jQuery( elem ), value ); + }; + } + } + + if ( fn ) { + for ( ; i < len; i++ ) { + fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); + } + } + } + + return chainable ? + elems : + + // Gets + bulk ? + fn.call( elems ) : + len ? fn( elems[0], key ) : emptyGet; +}; + + +/** + * Determines whether an object can have data + */ +jQuery.acceptData = function( owner ) { + // Accepts only: + // - Node + // - Node.ELEMENT_NODE + // - Node.DOCUMENT_NODE + // - Object + // - Any + /* jshint -W018 */ + return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); +}; + + +function Data() { + // Support: Android<4, + // Old WebKit does not have Object.preventExtensions/freeze method, + // return new empty object instead with no [[set]] accessor + Object.defineProperty( this.cache = {}, 0, { + get: function() { + return {}; + } + }); + + this.expando = jQuery.expando + Data.uid++; +} + +Data.uid = 1; +Data.accepts = jQuery.acceptData; + +Data.prototype = { + key: function( owner ) { + // We can accept data for non-element nodes in modern browsers, + // but we should not, see #8335. + // Always return the key for a frozen object. + if ( !Data.accepts( owner ) ) { + return 0; + } + + var descriptor = {}, + // Check if the owner object already has a cache key + unlock = owner[ this.expando ]; + + // If not, create one + if ( !unlock ) { + unlock = Data.uid++; + + // Secure it in a non-enumerable, non-writable property + try { + descriptor[ this.expando ] = { value: unlock }; + Object.defineProperties( owner, descriptor ); + + // Support: Android<4 + // Fallback to a less secure definition + } catch ( e ) { + descriptor[ this.expando ] = unlock; + jQuery.extend( owner, descriptor ); + } + } + + // Ensure the cache object + if ( !this.cache[ unlock ] ) { + this.cache[ unlock ] = {}; + } + + return unlock; + }, + set: function( owner, data, value ) { + var prop, + // There may be an unlock assigned to this node, + // if there is no entry for this "owner", create one inline + // and set the unlock as though an owner entry had always existed + unlock = this.key( owner ), + cache = this.cache[ unlock ]; + + // Handle: [ owner, key, value ] args + if ( typeof data === "string" ) { + cache[ data ] = value; + + // Handle: [ owner, { properties } ] args + } else { + // Fresh assignments by object are shallow copied + if ( jQuery.isEmptyObject( cache ) ) { + jQuery.extend( this.cache[ unlock ], data ); + // Otherwise, copy the properties one-by-one to the cache object + } else { + for ( prop in data ) { + cache[ prop ] = data[ prop ]; + } + } + } + return cache; + }, + get: function( owner, key ) { + // Either a valid cache is found, or will be created. + // New caches will be created and the unlock returned, + // allowing direct access to the newly created + // empty data object. A valid owner object must be provided. + var cache = this.cache[ this.key( owner ) ]; + + return key === undefined ? + cache : cache[ key ]; + }, + access: function( owner, key, value ) { + var stored; + // In cases where either: + // + // 1. No key was specified + // 2. A string key was specified, but no value provided + // + // Take the "read" path and allow the get method to determine + // which value to return, respectively either: + // + // 1. The entire cache object + // 2. The data stored at the key + // + if ( key === undefined || + ((key && typeof key === "string") && value === undefined) ) { + + stored = this.get( owner, key ); + + return stored !== undefined ? + stored : this.get( owner, jQuery.camelCase(key) ); + } + + // [*]When the key is not a string, or both a key and value + // are specified, set or extend (existing objects) with either: + // + // 1. An object of properties + // 2. A key and value + // + this.set( owner, key, value ); + + // Since the "set" path can have two possible entry points + // return the expected data based on which path was taken[*] + return value !== undefined ? value : key; + }, + remove: function( owner, key ) { + var i, name, camel, + unlock = this.key( owner ), + cache = this.cache[ unlock ]; + + if ( key === undefined ) { + this.cache[ unlock ] = {}; + + } else { + // Support array or space separated string of keys + if ( jQuery.isArray( key ) ) { + // If "name" is an array of keys... + // When data is initially created, via ("key", "val") signature, + // keys will be converted to camelCase. + // Since there is no way to tell _how_ a key was added, remove + // both plain key and camelCase key. #12786 + // This will only penalize the array argument path. + name = key.concat( key.map( jQuery.camelCase ) ); + } else { + camel = jQuery.camelCase( key ); + // Try the string as a key before any manipulation + if ( key in cache ) { + name = [ key, camel ]; + } else { + // If a key with the spaces exists, use it. + // Otherwise, create an array by matching non-whitespace + name = camel; + name = name in cache ? + [ name ] : ( name.match( rnotwhite ) || [] ); + } + } + + i = name.length; + while ( i-- ) { + delete cache[ name[ i ] ]; + } + } + }, + hasData: function( owner ) { + return !jQuery.isEmptyObject( + this.cache[ owner[ this.expando ] ] || {} + ); + }, + discard: function( owner ) { + if ( owner[ this.expando ] ) { + delete this.cache[ owner[ this.expando ] ]; + } + } +}; +var data_priv = new Data(); + +var data_user = new Data(); + + + +// Implementation Summary +// +// 1. Enforce API surface and semantic compatibility with 1.9.x branch +// 2. Improve the module's maintainability by reducing the storage +// paths to a single mechanism. +// 3. Use the same single mechanism to support "private" and "user" data. +// 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) +// 5. Avoid exposing implementation details on user objects (eg. expando properties) +// 6. Provide a clear path for implementation upgrade to WeakMap in 2014 + +var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, + rmultiDash = /([A-Z])/g; + +function dataAttr( elem, key, data ) { + var name; + + // If nothing was found internally, try to fetch any + // data from the HTML5 data-* attribute + if ( data === undefined && elem.nodeType === 1 ) { + name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); + data = elem.getAttribute( name ); + + if ( typeof data === "string" ) { + try { + data = data === "true" ? true : + data === "false" ? false : + data === "null" ? null : + // Only convert to a number if it doesn't change the string + +data + "" === data ? +data : + rbrace.test( data ) ? jQuery.parseJSON( data ) : + data; + } catch( e ) {} + + // Make sure we set the data so it isn't changed later + data_user.set( elem, key, data ); + } else { + data = undefined; + } + } + return data; +} + +jQuery.extend({ + hasData: function( elem ) { + return data_user.hasData( elem ) || data_priv.hasData( elem ); + }, + + data: function( elem, name, data ) { + return data_user.access( elem, name, data ); + }, + + removeData: function( elem, name ) { + data_user.remove( elem, name ); + }, + + // TODO: Now that all calls to _data and _removeData have been replaced + // with direct calls to data_priv methods, these can be deprecated. + _data: function( elem, name, data ) { + return data_priv.access( elem, name, data ); + }, + + _removeData: function( elem, name ) { + data_priv.remove( elem, name ); + } +}); + +jQuery.fn.extend({ + data: function( key, value ) { + var i, name, data, + elem = this[ 0 ], + attrs = elem && elem.attributes; + + // Gets all values + if ( key === undefined ) { + if ( this.length ) { + data = data_user.get( elem ); + + if ( elem.nodeType === 1 && !data_priv.get( elem, "hasDataAttrs" ) ) { + i = attrs.length; + while ( i-- ) { + + // Support: IE11+ + // The attrs elements can be null (#14894) + if ( attrs[ i ] ) { + name = attrs[ i ].name; + if ( name.indexOf( "data-" ) === 0 ) { + name = jQuery.camelCase( name.slice(5) ); + dataAttr( elem, name, data[ name ] ); + } + } + } + data_priv.set( elem, "hasDataAttrs", true ); + } + } + + return data; + } + + // Sets multiple values + if ( typeof key === "object" ) { + return this.each(function() { + data_user.set( this, key ); + }); + } + + return access( this, function( value ) { + var data, + camelKey = jQuery.camelCase( key ); + + // The calling jQuery object (element matches) is not empty + // (and therefore has an element appears at this[ 0 ]) and the + // `value` parameter was not undefined. An empty jQuery object + // will result in `undefined` for elem = this[ 0 ] which will + // throw an exception if an attempt to read a data cache is made. + if ( elem && value === undefined ) { + // Attempt to get data from the cache + // with the key as-is + data = data_user.get( elem, key ); + if ( data !== undefined ) { + return data; + } + + // Attempt to get data from the cache + // with the key camelized + data = data_user.get( elem, camelKey ); + if ( data !== undefined ) { + return data; + } + + // Attempt to "discover" the data in + // HTML5 custom data-* attrs + data = dataAttr( elem, camelKey, undefined ); + if ( data !== undefined ) { + return data; + } + + // We tried really hard, but the data doesn't exist. + return; + } + + // Set the data... + this.each(function() { + // First, attempt to store a copy or reference of any + // data that might've been store with a camelCased key. + var data = data_user.get( this, camelKey ); + + // For HTML5 data-* attribute interop, we have to + // store property names with dashes in a camelCase form. + // This might not apply to all properties...* + data_user.set( this, camelKey, value ); + + // *... In the case of properties that might _actually_ + // have dashes, we need to also store a copy of that + // unchanged property. + if ( key.indexOf("-") !== -1 && data !== undefined ) { + data_user.set( this, key, value ); + } + }); + }, null, value, arguments.length > 1, null, true ); + }, + + removeData: function( key ) { + return this.each(function() { + data_user.remove( this, key ); + }); + } +}); + + +jQuery.extend({ + queue: function( elem, type, data ) { + var queue; + + if ( elem ) { + type = ( type || "fx" ) + "queue"; + queue = data_priv.get( elem, type ); + + // Speed up dequeue by getting out quickly if this is just a lookup + if ( data ) { + if ( !queue || jQuery.isArray( data ) ) { + queue = data_priv.access( elem, type, jQuery.makeArray(data) ); + } else { + queue.push( data ); + } + } + return queue || []; + } + }, + + dequeue: function( elem, type ) { + type = type || "fx"; + + var queue = jQuery.queue( elem, type ), + startLength = queue.length, + fn = queue.shift(), + hooks = jQuery._queueHooks( elem, type ), + next = function() { + jQuery.dequeue( elem, type ); + }; + + // If the fx queue is dequeued, always remove the progress sentinel + if ( fn === "inprogress" ) { + fn = queue.shift(); + startLength--; + } + + if ( fn ) { + + // Add a progress sentinel to prevent the fx queue from being + // automatically dequeued + if ( type === "fx" ) { + queue.unshift( "inprogress" ); + } + + // Clear up the last queue stop function + delete hooks.stop; + fn.call( elem, next, hooks ); + } + + if ( !startLength && hooks ) { + hooks.empty.fire(); + } + }, + + // Not public - generate a queueHooks object, or return the current one + _queueHooks: function( elem, type ) { + var key = type + "queueHooks"; + return data_priv.get( elem, key ) || data_priv.access( elem, key, { + empty: jQuery.Callbacks("once memory").add(function() { + data_priv.remove( elem, [ type + "queue", key ] ); + }) + }); + } +}); + +jQuery.fn.extend({ + queue: function( type, data ) { + var setter = 2; + + if ( typeof type !== "string" ) { + data = type; + type = "fx"; + setter--; + } + + if ( arguments.length < setter ) { + return jQuery.queue( this[0], type ); + } + + return data === undefined ? + this : + this.each(function() { + var queue = jQuery.queue( this, type, data ); + + // Ensure a hooks for this queue + jQuery._queueHooks( this, type ); + + if ( type === "fx" && queue[0] !== "inprogress" ) { + jQuery.dequeue( this, type ); + } + }); + }, + dequeue: function( type ) { + return this.each(function() { + jQuery.dequeue( this, type ); + }); + }, + clearQueue: function( type ) { + return this.queue( type || "fx", [] ); + }, + // Get a promise resolved when queues of a certain type + // are emptied (fx is the type by default) + promise: function( type, obj ) { + var tmp, + count = 1, + defer = jQuery.Deferred(), + elements = this, + i = this.length, + resolve = function() { + if ( !( --count ) ) { + defer.resolveWith( elements, [ elements ] ); + } + }; + + if ( typeof type !== "string" ) { + obj = type; + type = undefined; + } + type = type || "fx"; + + while ( i-- ) { + tmp = data_priv.get( elements[ i ], type + "queueHooks" ); + if ( tmp && tmp.empty ) { + count++; + tmp.empty.add( resolve ); + } + } + resolve(); + return defer.promise( obj ); + } +}); +var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source; + +var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; + +var isHidden = function( elem, el ) { + // isHidden might be called from jQuery#filter function; + // in that case, element will be second argument + elem = el || elem; + return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); + }; + +var rcheckableType = (/^(?:checkbox|radio)$/i); + + + +(function() { + var fragment = document.createDocumentFragment(), + div = fragment.appendChild( document.createElement( "div" ) ), + input = document.createElement( "input" ); + + // Support: Safari<=5.1 + // Check state lost if the name is set (#11217) + // Support: Windows Web Apps (WWA) + // `name` and `type` must use .setAttribute for WWA (#14901) + input.setAttribute( "type", "radio" ); + input.setAttribute( "checked", "checked" ); + input.setAttribute( "name", "t" ); + + div.appendChild( input ); + + // Support: Safari<=5.1, Android<4.2 + // Older WebKit doesn't clone checked state correctly in fragments + support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; + + // Support: IE<=11+ + // Make sure textarea (and checkbox) defaultValue is properly cloned + div.innerHTML = ""; + support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; +})(); +var strundefined = typeof undefined; + + + +support.focusinBubbles = "onfocusin" in window; + + +var + rkeyEvent = /^key/, + rmouseEvent = /^(?:mouse|pointer|contextmenu)|click/, + rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, + rtypenamespace = /^([^.]*)(?:\.(.+)|)$/; + +function returnTrue() { + return true; +} + +function returnFalse() { + return false; +} + +function safeActiveElement() { + try { + return document.activeElement; + } catch ( err ) { } +} + +/* + * Helper functions for managing events -- not part of the public interface. + * Props to Dean Edwards' addEvent library for many of the ideas. + */ +jQuery.event = { + + global: {}, + + add: function( elem, types, handler, data, selector ) { + + var handleObjIn, eventHandle, tmp, + events, t, handleObj, + special, handlers, type, namespaces, origType, + elemData = data_priv.get( elem ); + + // Don't attach events to noData or text/comment nodes (but allow plain objects) + if ( !elemData ) { + return; + } + + // Caller can pass in an object of custom data in lieu of the handler + if ( handler.handler ) { + handleObjIn = handler; + handler = handleObjIn.handler; + selector = handleObjIn.selector; + } + + // Make sure that the handler has a unique ID, used to find/remove it later + if ( !handler.guid ) { + handler.guid = jQuery.guid++; + } + + // Init the element's event structure and main handler, if this is the first + if ( !(events = elemData.events) ) { + events = elemData.events = {}; + } + if ( !(eventHandle = elemData.handle) ) { + eventHandle = elemData.handle = function( e ) { + // Discard the second event of a jQuery.event.trigger() and + // when an event is called after a page has unloaded + return typeof jQuery !== strundefined && jQuery.event.triggered !== e.type ? + jQuery.event.dispatch.apply( elem, arguments ) : undefined; + }; + } + + // Handle multiple events separated by a space + types = ( types || "" ).match( rnotwhite ) || [ "" ]; + t = types.length; + while ( t-- ) { + tmp = rtypenamespace.exec( types[t] ) || []; + type = origType = tmp[1]; + namespaces = ( tmp[2] || "" ).split( "." ).sort(); + + // There *must* be a type, no attaching namespace-only handlers + if ( !type ) { + continue; + } + + // If event changes its type, use the special event handlers for the changed type + special = jQuery.event.special[ type ] || {}; + + // If selector defined, determine special event api type, otherwise given type + type = ( selector ? special.delegateType : special.bindType ) || type; + + // Update special based on newly reset type + special = jQuery.event.special[ type ] || {}; + + // handleObj is passed to all event handlers + handleObj = jQuery.extend({ + type: type, + origType: origType, + data: data, + handler: handler, + guid: handler.guid, + selector: selector, + needsContext: selector && jQuery.expr.match.needsContext.test( selector ), + namespace: namespaces.join(".") + }, handleObjIn ); + + // Init the event handler queue if we're the first + if ( !(handlers = events[ type ]) ) { + handlers = events[ type ] = []; + handlers.delegateCount = 0; + + // Only use addEventListener if the special events handler returns false + if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { + if ( elem.addEventListener ) { + elem.addEventListener( type, eventHandle, false ); + } + } + } + + if ( special.add ) { + special.add.call( elem, handleObj ); + + if ( !handleObj.handler.guid ) { + handleObj.handler.guid = handler.guid; + } + } + + // Add to the element's handler list, delegates in front + if ( selector ) { + handlers.splice( handlers.delegateCount++, 0, handleObj ); + } else { + handlers.push( handleObj ); + } + + // Keep track of which events have ever been used, for event optimization + jQuery.event.global[ type ] = true; + } + + }, + + // Detach an event or set of events from an element + remove: function( elem, types, handler, selector, mappedTypes ) { + + var j, origCount, tmp, + events, t, handleObj, + special, handlers, type, namespaces, origType, + elemData = data_priv.hasData( elem ) && data_priv.get( elem ); + + if ( !elemData || !(events = elemData.events) ) { + return; + } + + // Once for each type.namespace in types; type may be omitted + types = ( types || "" ).match( rnotwhite ) || [ "" ]; + t = types.length; + while ( t-- ) { + tmp = rtypenamespace.exec( types[t] ) || []; + type = origType = tmp[1]; + namespaces = ( tmp[2] || "" ).split( "." ).sort(); + + // Unbind all events (on this namespace, if provided) for the element + if ( !type ) { + for ( type in events ) { + jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); + } + continue; + } + + special = jQuery.event.special[ type ] || {}; + type = ( selector ? special.delegateType : special.bindType ) || type; + handlers = events[ type ] || []; + tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ); + + // Remove matching events + origCount = j = handlers.length; + while ( j-- ) { + handleObj = handlers[ j ]; + + if ( ( mappedTypes || origType === handleObj.origType ) && + ( !handler || handler.guid === handleObj.guid ) && + ( !tmp || tmp.test( handleObj.namespace ) ) && + ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { + handlers.splice( j, 1 ); + + if ( handleObj.selector ) { + handlers.delegateCount--; + } + if ( special.remove ) { + special.remove.call( elem, handleObj ); + } + } + } + + // Remove generic event handler if we removed something and no more handlers exist + // (avoids potential for endless recursion during removal of special event handlers) + if ( origCount && !handlers.length ) { + if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { + jQuery.removeEvent( elem, type, elemData.handle ); + } + + delete events[ type ]; + } + } + + // Remove the expando if it's no longer used + if ( jQuery.isEmptyObject( events ) ) { + delete elemData.handle; + data_priv.remove( elem, "events" ); + } + }, + + trigger: function( event, data, elem, onlyHandlers ) { + + var i, cur, tmp, bubbleType, ontype, handle, special, + eventPath = [ elem || document ], + type = hasOwn.call( event, "type" ) ? event.type : event, + namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : []; + + cur = tmp = elem = elem || document; + + // Don't do events on text and comment nodes + if ( elem.nodeType === 3 || elem.nodeType === 8 ) { + return; + } + + // focus/blur morphs to focusin/out; ensure we're not firing them right now + if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { + return; + } + + if ( type.indexOf(".") >= 0 ) { + // Namespaced trigger; create a regexp to match event type in handle() + namespaces = type.split("."); + type = namespaces.shift(); + namespaces.sort(); + } + ontype = type.indexOf(":") < 0 && "on" + type; + + // Caller can pass in a jQuery.Event object, Object, or just an event type string + event = event[ jQuery.expando ] ? + event : + new jQuery.Event( type, typeof event === "object" && event ); + + // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) + event.isTrigger = onlyHandlers ? 2 : 3; + event.namespace = namespaces.join("."); + event.namespace_re = event.namespace ? + new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) : + null; + + // Clean up the event in case it is being reused + event.result = undefined; + if ( !event.target ) { + event.target = elem; + } + + // Clone any incoming data and prepend the event, creating the handler arg list + data = data == null ? + [ event ] : + jQuery.makeArray( data, [ event ] ); + + // Allow special events to draw outside the lines + special = jQuery.event.special[ type ] || {}; + if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { + return; + } + + // Determine event propagation path in advance, per W3C events spec (#9951) + // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) + if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { + + bubbleType = special.delegateType || type; + if ( !rfocusMorph.test( bubbleType + type ) ) { + cur = cur.parentNode; + } + for ( ; cur; cur = cur.parentNode ) { + eventPath.push( cur ); + tmp = cur; + } + + // Only add window if we got to document (e.g., not plain obj or detached DOM) + if ( tmp === (elem.ownerDocument || document) ) { + eventPath.push( tmp.defaultView || tmp.parentWindow || window ); + } + } + + // Fire handlers on the event path + i = 0; + while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) { + + event.type = i > 1 ? + bubbleType : + special.bindType || type; + + // jQuery handler + handle = ( data_priv.get( cur, "events" ) || {} )[ event.type ] && data_priv.get( cur, "handle" ); + if ( handle ) { + handle.apply( cur, data ); + } + + // Native handler + handle = ontype && cur[ ontype ]; + if ( handle && handle.apply && jQuery.acceptData( cur ) ) { + event.result = handle.apply( cur, data ); + if ( event.result === false ) { + event.preventDefault(); + } + } + } + event.type = type; + + // If nobody prevented the default action, do it now + if ( !onlyHandlers && !event.isDefaultPrevented() ) { + + if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) && + jQuery.acceptData( elem ) ) { + + // Call a native DOM method on the target with the same name name as the event. + // Don't do default actions on window, that's where global variables be (#6170) + if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) { + + // Don't re-trigger an onFOO event when we call its FOO() method + tmp = elem[ ontype ]; + + if ( tmp ) { + elem[ ontype ] = null; + } + + // Prevent re-triggering of the same event, since we already bubbled it above + jQuery.event.triggered = type; + elem[ type ](); + jQuery.event.triggered = undefined; + + if ( tmp ) { + elem[ ontype ] = tmp; + } + } + } + } + + return event.result; + }, + + dispatch: function( event ) { + + // Make a writable jQuery.Event from the native event object + event = jQuery.event.fix( event ); + + var i, j, ret, matched, handleObj, + handlerQueue = [], + args = slice.call( arguments ), + handlers = ( data_priv.get( this, "events" ) || {} )[ event.type ] || [], + special = jQuery.event.special[ event.type ] || {}; + + // Use the fix-ed jQuery.Event rather than the (read-only) native event + args[0] = event; + event.delegateTarget = this; + + // Call the preDispatch hook for the mapped type, and let it bail if desired + if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { + return; + } + + // Determine handlers + handlerQueue = jQuery.event.handlers.call( this, event, handlers ); + + // Run delegates first; they may want to stop propagation beneath us + i = 0; + while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) { + event.currentTarget = matched.elem; + + j = 0; + while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) { + + // Triggered event must either 1) have no namespace, or 2) have namespace(s) + // a subset or equal to those in the bound event (both can have no namespace). + if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) { + + event.handleObj = handleObj; + event.data = handleObj.data; + + ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) + .apply( matched.elem, args ); + + if ( ret !== undefined ) { + if ( (event.result = ret) === false ) { + event.preventDefault(); + event.stopPropagation(); + } + } + } + } + } + + // Call the postDispatch hook for the mapped type + if ( special.postDispatch ) { + special.postDispatch.call( this, event ); + } + + return event.result; + }, + + handlers: function( event, handlers ) { + var i, matches, sel, handleObj, + handlerQueue = [], + delegateCount = handlers.delegateCount, + cur = event.target; + + // Find delegate handlers + // Black-hole SVG instance trees (#13180) + // Avoid non-left-click bubbling in Firefox (#3861) + if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) { + + for ( ; cur !== this; cur = cur.parentNode || this ) { + + // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) + if ( cur.disabled !== true || event.type !== "click" ) { + matches = []; + for ( i = 0; i < delegateCount; i++ ) { + handleObj = handlers[ i ]; + + // Don't conflict with Object.prototype properties (#13203) + sel = handleObj.selector + " "; + + if ( matches[ sel ] === undefined ) { + matches[ sel ] = handleObj.needsContext ? + jQuery( sel, this ).index( cur ) >= 0 : + jQuery.find( sel, this, null, [ cur ] ).length; + } + if ( matches[ sel ] ) { + matches.push( handleObj ); + } + } + if ( matches.length ) { + handlerQueue.push({ elem: cur, handlers: matches }); + } + } + } + } + + // Add the remaining (directly-bound) handlers + if ( delegateCount < handlers.length ) { + handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) }); + } + + return handlerQueue; + }, + + // Includes some event props shared by KeyEvent and MouseEvent + props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), + + fixHooks: {}, + + keyHooks: { + props: "char charCode key keyCode".split(" "), + filter: function( event, original ) { + + // Add which for key events + if ( event.which == null ) { + event.which = original.charCode != null ? original.charCode : original.keyCode; + } + + return event; + } + }, + + mouseHooks: { + props: "button buttons clientX clientY offsetX offsetY pageX pageY screenX screenY toElement".split(" "), + filter: function( event, original ) { + var eventDoc, doc, body, + button = original.button; + + // Calculate pageX/Y if missing and clientX/Y available + if ( event.pageX == null && original.clientX != null ) { + eventDoc = event.target.ownerDocument || document; + doc = eventDoc.documentElement; + body = eventDoc.body; + + event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); + event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); + } + + // Add which for click: 1 === left; 2 === middle; 3 === right + // Note: button is not normalized, so don't use it + if ( !event.which && button !== undefined ) { + event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); + } + + return event; + } + }, + + fix: function( event ) { + if ( event[ jQuery.expando ] ) { + return event; + } + + // Create a writable copy of the event object and normalize some properties + var i, prop, copy, + type = event.type, + originalEvent = event, + fixHook = this.fixHooks[ type ]; + + if ( !fixHook ) { + this.fixHooks[ type ] = fixHook = + rmouseEvent.test( type ) ? this.mouseHooks : + rkeyEvent.test( type ) ? this.keyHooks : + {}; + } + copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; + + event = new jQuery.Event( originalEvent ); + + i = copy.length; + while ( i-- ) { + prop = copy[ i ]; + event[ prop ] = originalEvent[ prop ]; + } + + // Support: Cordova 2.5 (WebKit) (#13255) + // All events should have a target; Cordova deviceready doesn't + if ( !event.target ) { + event.target = document; + } + + // Support: Safari 6.0+, Chrome<28 + // Target should not be a text node (#504, #13143) + if ( event.target.nodeType === 3 ) { + event.target = event.target.parentNode; + } + + return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; + }, + + special: { + load: { + // Prevent triggered image.load events from bubbling to window.load + noBubble: true + }, + focus: { + // Fire native event if possible so blur/focus sequence is correct + trigger: function() { + if ( this !== safeActiveElement() && this.focus ) { + this.focus(); + return false; + } + }, + delegateType: "focusin" + }, + blur: { + trigger: function() { + if ( this === safeActiveElement() && this.blur ) { + this.blur(); + return false; + } + }, + delegateType: "focusout" + }, + click: { + // For checkbox, fire native event so checked state will be right + trigger: function() { + if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) { + this.click(); + return false; + } + }, + + // For cross-browser consistency, don't fire native .click() on links + _default: function( event ) { + return jQuery.nodeName( event.target, "a" ); + } + }, + + beforeunload: { + postDispatch: function( event ) { + + // Support: Firefox 20+ + // Firefox doesn't alert if the returnValue field is not set. + if ( event.result !== undefined && event.originalEvent ) { + event.originalEvent.returnValue = event.result; + } + } + } + }, + + simulate: function( type, elem, event, bubble ) { + // Piggyback on a donor event to simulate a different one. + // Fake originalEvent to avoid donor's stopPropagation, but if the + // simulated event prevents default then we do the same on the donor. + var e = jQuery.extend( + new jQuery.Event(), + event, + { + type: type, + isSimulated: true, + originalEvent: {} + } + ); + if ( bubble ) { + jQuery.event.trigger( e, null, elem ); + } else { + jQuery.event.dispatch.call( elem, e ); + } + if ( e.isDefaultPrevented() ) { + event.preventDefault(); + } + } +}; + +jQuery.removeEvent = function( elem, type, handle ) { + if ( elem.removeEventListener ) { + elem.removeEventListener( type, handle, false ); + } +}; + +jQuery.Event = function( src, props ) { + // Allow instantiation without the 'new' keyword + if ( !(this instanceof jQuery.Event) ) { + return new jQuery.Event( src, props ); + } + + // Event object + if ( src && src.type ) { + this.originalEvent = src; + this.type = src.type; + + // Events bubbling up the document may have been marked as prevented + // by a handler lower down the tree; reflect the correct value. + this.isDefaultPrevented = src.defaultPrevented || + src.defaultPrevented === undefined && + // Support: Android<4.0 + src.returnValue === false ? + returnTrue : + returnFalse; + + // Event type + } else { + this.type = src; + } + + // Put explicitly provided properties onto the event object + if ( props ) { + jQuery.extend( this, props ); + } + + // Create a timestamp if incoming event doesn't have one + this.timeStamp = src && src.timeStamp || jQuery.now(); + + // Mark it as fixed + this[ jQuery.expando ] = true; +}; + +// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding +// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html +jQuery.Event.prototype = { + isDefaultPrevented: returnFalse, + isPropagationStopped: returnFalse, + isImmediatePropagationStopped: returnFalse, + + preventDefault: function() { + var e = this.originalEvent; + + this.isDefaultPrevented = returnTrue; + + if ( e && e.preventDefault ) { + e.preventDefault(); + } + }, + stopPropagation: function() { + var e = this.originalEvent; + + this.isPropagationStopped = returnTrue; + + if ( e && e.stopPropagation ) { + e.stopPropagation(); + } + }, + stopImmediatePropagation: function() { + var e = this.originalEvent; + + this.isImmediatePropagationStopped = returnTrue; + + if ( e && e.stopImmediatePropagation ) { + e.stopImmediatePropagation(); + } + + this.stopPropagation(); + } +}; + +// Create mouseenter/leave events using mouseover/out and event-time checks +// Support: Chrome 15+ +jQuery.each({ + mouseenter: "mouseover", + mouseleave: "mouseout", + pointerenter: "pointerover", + pointerleave: "pointerout" +}, function( orig, fix ) { + jQuery.event.special[ orig ] = { + delegateType: fix, + bindType: fix, + + handle: function( event ) { + var ret, + target = this, + related = event.relatedTarget, + handleObj = event.handleObj; + + // For mousenter/leave call the handler if related is outside the target. + // NB: No relatedTarget if the mouse left/entered the browser window + if ( !related || (related !== target && !jQuery.contains( target, related )) ) { + event.type = handleObj.origType; + ret = handleObj.handler.apply( this, arguments ); + event.type = fix; + } + return ret; + } + }; +}); + +// Support: Firefox, Chrome, Safari +// Create "bubbling" focus and blur events +if ( !support.focusinBubbles ) { + jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { + + // Attach a single capturing handler on the document while someone wants focusin/focusout + var handler = function( event ) { + jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true ); + }; + + jQuery.event.special[ fix ] = { + setup: function() { + var doc = this.ownerDocument || this, + attaches = data_priv.access( doc, fix ); + + if ( !attaches ) { + doc.addEventListener( orig, handler, true ); + } + data_priv.access( doc, fix, ( attaches || 0 ) + 1 ); + }, + teardown: function() { + var doc = this.ownerDocument || this, + attaches = data_priv.access( doc, fix ) - 1; + + if ( !attaches ) { + doc.removeEventListener( orig, handler, true ); + data_priv.remove( doc, fix ); + + } else { + data_priv.access( doc, fix, attaches ); + } + } + }; + }); +} + +jQuery.fn.extend({ + + on: function( types, selector, data, fn, /*INTERNAL*/ one ) { + var origFn, type; + + // Types can be a map of types/handlers + if ( typeof types === "object" ) { + // ( types-Object, selector, data ) + if ( typeof selector !== "string" ) { + // ( types-Object, data ) + data = data || selector; + selector = undefined; + } + for ( type in types ) { + this.on( type, selector, data, types[ type ], one ); + } + return this; + } + + if ( data == null && fn == null ) { + // ( types, fn ) + fn = selector; + data = selector = undefined; + } else if ( fn == null ) { + if ( typeof selector === "string" ) { + // ( types, selector, fn ) + fn = data; + data = undefined; + } else { + // ( types, data, fn ) + fn = data; + data = selector; + selector = undefined; + } + } + if ( fn === false ) { + fn = returnFalse; + } else if ( !fn ) { + return this; + } + + if ( one === 1 ) { + origFn = fn; + fn = function( event ) { + // Can use an empty set, since event contains the info + jQuery().off( event ); + return origFn.apply( this, arguments ); + }; + // Use same guid so caller can remove using origFn + fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); + } + return this.each( function() { + jQuery.event.add( this, types, fn, data, selector ); + }); + }, + one: function( types, selector, data, fn ) { + return this.on( types, selector, data, fn, 1 ); + }, + off: function( types, selector, fn ) { + var handleObj, type; + if ( types && types.preventDefault && types.handleObj ) { + // ( event ) dispatched jQuery.Event + handleObj = types.handleObj; + jQuery( types.delegateTarget ).off( + handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, + handleObj.selector, + handleObj.handler + ); + return this; + } + if ( typeof types === "object" ) { + // ( types-object [, selector] ) + for ( type in types ) { + this.off( type, selector, types[ type ] ); + } + return this; + } + if ( selector === false || typeof selector === "function" ) { + // ( types [, fn] ) + fn = selector; + selector = undefined; + } + if ( fn === false ) { + fn = returnFalse; + } + return this.each(function() { + jQuery.event.remove( this, types, fn, selector ); + }); + }, + + trigger: function( type, data ) { + return this.each(function() { + jQuery.event.trigger( type, data, this ); + }); + }, + triggerHandler: function( type, data ) { + var elem = this[0]; + if ( elem ) { + return jQuery.event.trigger( type, data, elem, true ); + } + } +}); + + +var + rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, + rtagName = /<([\w:]+)/, + rhtml = /<|&#?\w+;/, + rnoInnerhtml = /<(?:script|style|link)/i, + // checked="checked" or checked + rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, + rscriptType = /^$|\/(?:java|ecma)script/i, + rscriptTypeMasked = /^true\/(.*)/, + rcleanScript = /^\s*\s*$/g, + + // We have to close these tags to support XHTML (#13200) + wrapMap = { + + // Support: IE9 + option: [ 1, "" ], + + thead: [ 1, "", "
" ], + col: [ 2, "", "
" ], + tr: [ 2, "", "
" ], + td: [ 3, "", "
" ], + + _default: [ 0, "", "" ] + }; + +// Support: IE9 +wrapMap.optgroup = wrapMap.option; + +wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; +wrapMap.th = wrapMap.td; + +// Support: 1.x compatibility +// Manipulating tables requires a tbody +function manipulationTarget( elem, content ) { + return jQuery.nodeName( elem, "table" ) && + jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ? + + elem.getElementsByTagName("tbody")[0] || + elem.appendChild( elem.ownerDocument.createElement("tbody") ) : + elem; +} + +// Replace/restore the type attribute of script elements for safe DOM manipulation +function disableScript( elem ) { + elem.type = (elem.getAttribute("type") !== null) + "/" + elem.type; + return elem; +} +function restoreScript( elem ) { + var match = rscriptTypeMasked.exec( elem.type ); + + if ( match ) { + elem.type = match[ 1 ]; + } else { + elem.removeAttribute("type"); + } + + return elem; +} + +// Mark scripts as having already been evaluated +function setGlobalEval( elems, refElements ) { + var i = 0, + l = elems.length; + + for ( ; i < l; i++ ) { + data_priv.set( + elems[ i ], "globalEval", !refElements || data_priv.get( refElements[ i ], "globalEval" ) + ); + } +} + +function cloneCopyEvent( src, dest ) { + var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events; + + if ( dest.nodeType !== 1 ) { + return; + } + + // 1. Copy private data: events, handlers, etc. + if ( data_priv.hasData( src ) ) { + pdataOld = data_priv.access( src ); + pdataCur = data_priv.set( dest, pdataOld ); + events = pdataOld.events; + + if ( events ) { + delete pdataCur.handle; + pdataCur.events = {}; + + for ( type in events ) { + for ( i = 0, l = events[ type ].length; i < l; i++ ) { + jQuery.event.add( dest, type, events[ type ][ i ] ); + } + } + } + } + + // 2. Copy user data + if ( data_user.hasData( src ) ) { + udataOld = data_user.access( src ); + udataCur = jQuery.extend( {}, udataOld ); + + data_user.set( dest, udataCur ); + } +} + +function getAll( context, tag ) { + var ret = context.getElementsByTagName ? context.getElementsByTagName( tag || "*" ) : + context.querySelectorAll ? context.querySelectorAll( tag || "*" ) : + []; + + return tag === undefined || tag && jQuery.nodeName( context, tag ) ? + jQuery.merge( [ context ], ret ) : + ret; +} + +// Fix IE bugs, see support tests +function fixInput( src, dest ) { + var nodeName = dest.nodeName.toLowerCase(); + + // Fails to persist the checked state of a cloned checkbox or radio button. + if ( nodeName === "input" && rcheckableType.test( src.type ) ) { + dest.checked = src.checked; + + // Fails to return the selected option to the default selected state when cloning options + } else if ( nodeName === "input" || nodeName === "textarea" ) { + dest.defaultValue = src.defaultValue; + } +} + +jQuery.extend({ + clone: function( elem, dataAndEvents, deepDataAndEvents ) { + var i, l, srcElements, destElements, + clone = elem.cloneNode( true ), + inPage = jQuery.contains( elem.ownerDocument, elem ); + + // Fix IE cloning issues + if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && + !jQuery.isXMLDoc( elem ) ) { + + // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 + destElements = getAll( clone ); + srcElements = getAll( elem ); + + for ( i = 0, l = srcElements.length; i < l; i++ ) { + fixInput( srcElements[ i ], destElements[ i ] ); + } + } + + // Copy the events from the original to the clone + if ( dataAndEvents ) { + if ( deepDataAndEvents ) { + srcElements = srcElements || getAll( elem ); + destElements = destElements || getAll( clone ); + + for ( i = 0, l = srcElements.length; i < l; i++ ) { + cloneCopyEvent( srcElements[ i ], destElements[ i ] ); + } + } else { + cloneCopyEvent( elem, clone ); + } + } + + // Preserve script evaluation history + destElements = getAll( clone, "script" ); + if ( destElements.length > 0 ) { + setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); + } + + // Return the cloned set + return clone; + }, + + buildFragment: function( elems, context, scripts, selection ) { + var elem, tmp, tag, wrap, contains, j, + fragment = context.createDocumentFragment(), + nodes = [], + i = 0, + l = elems.length; + + for ( ; i < l; i++ ) { + elem = elems[ i ]; + + if ( elem || elem === 0 ) { + + // Add nodes directly + if ( jQuery.type( elem ) === "object" ) { + // Support: QtWebKit, PhantomJS + // push.apply(_, arraylike) throws on ancient WebKit + jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); + + // Convert non-html into a text node + } else if ( !rhtml.test( elem ) ) { + nodes.push( context.createTextNode( elem ) ); + + // Convert html into DOM nodes + } else { + tmp = tmp || fragment.appendChild( context.createElement("div") ); + + // Deserialize a standard representation + tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); + wrap = wrapMap[ tag ] || wrapMap._default; + tmp.innerHTML = wrap[ 1 ] + elem.replace( rxhtmlTag, "<$1>" ) + wrap[ 2 ]; + + // Descend through wrappers to the right content + j = wrap[ 0 ]; + while ( j-- ) { + tmp = tmp.lastChild; + } + + // Support: QtWebKit, PhantomJS + // push.apply(_, arraylike) throws on ancient WebKit + jQuery.merge( nodes, tmp.childNodes ); + + // Remember the top-level container + tmp = fragment.firstChild; + + // Ensure the created nodes are orphaned (#12392) + tmp.textContent = ""; + } + } + } + + // Remove wrapper from fragment + fragment.textContent = ""; + + i = 0; + while ( (elem = nodes[ i++ ]) ) { + + // #4087 - If origin and destination elements are the same, and this is + // that element, do not do anything + if ( selection && jQuery.inArray( elem, selection ) !== -1 ) { + continue; + } + + contains = jQuery.contains( elem.ownerDocument, elem ); + + // Append to fragment + tmp = getAll( fragment.appendChild( elem ), "script" ); + + // Preserve script evaluation history + if ( contains ) { + setGlobalEval( tmp ); + } + + // Capture executables + if ( scripts ) { + j = 0; + while ( (elem = tmp[ j++ ]) ) { + if ( rscriptType.test( elem.type || "" ) ) { + scripts.push( elem ); + } + } + } + } + + return fragment; + }, + + cleanData: function( elems ) { + var data, elem, type, key, + special = jQuery.event.special, + i = 0; + + for ( ; (elem = elems[ i ]) !== undefined; i++ ) { + if ( jQuery.acceptData( elem ) ) { + key = elem[ data_priv.expando ]; + + if ( key && (data = data_priv.cache[ key ]) ) { + if ( data.events ) { + for ( type in data.events ) { + if ( special[ type ] ) { + jQuery.event.remove( elem, type ); + + // This is a shortcut to avoid jQuery.event.remove's overhead + } else { + jQuery.removeEvent( elem, type, data.handle ); + } + } + } + if ( data_priv.cache[ key ] ) { + // Discard any remaining `private` data + delete data_priv.cache[ key ]; + } + } + } + // Discard any remaining `user` data + delete data_user.cache[ elem[ data_user.expando ] ]; + } + } +}); + +jQuery.fn.extend({ + text: function( value ) { + return access( this, function( value ) { + return value === undefined ? + jQuery.text( this ) : + this.empty().each(function() { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + this.textContent = value; + } + }); + }, null, value, arguments.length ); + }, + + append: function() { + return this.domManip( arguments, function( elem ) { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + var target = manipulationTarget( this, elem ); + target.appendChild( elem ); + } + }); + }, + + prepend: function() { + return this.domManip( arguments, function( elem ) { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + var target = manipulationTarget( this, elem ); + target.insertBefore( elem, target.firstChild ); + } + }); + }, + + before: function() { + return this.domManip( arguments, function( elem ) { + if ( this.parentNode ) { + this.parentNode.insertBefore( elem, this ); + } + }); + }, + + after: function() { + return this.domManip( arguments, function( elem ) { + if ( this.parentNode ) { + this.parentNode.insertBefore( elem, this.nextSibling ); + } + }); + }, + + remove: function( selector, keepData /* Internal Use Only */ ) { + var elem, + elems = selector ? jQuery.filter( selector, this ) : this, + i = 0; + + for ( ; (elem = elems[i]) != null; i++ ) { + if ( !keepData && elem.nodeType === 1 ) { + jQuery.cleanData( getAll( elem ) ); + } + + if ( elem.parentNode ) { + if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) { + setGlobalEval( getAll( elem, "script" ) ); + } + elem.parentNode.removeChild( elem ); + } + } + + return this; + }, + + empty: function() { + var elem, + i = 0; + + for ( ; (elem = this[i]) != null; i++ ) { + if ( elem.nodeType === 1 ) { + + // Prevent memory leaks + jQuery.cleanData( getAll( elem, false ) ); + + // Remove any remaining nodes + elem.textContent = ""; + } + } + + return this; + }, + + clone: function( dataAndEvents, deepDataAndEvents ) { + dataAndEvents = dataAndEvents == null ? false : dataAndEvents; + deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; + + return this.map(function() { + return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); + }); + }, + + html: function( value ) { + return access( this, function( value ) { + var elem = this[ 0 ] || {}, + i = 0, + l = this.length; + + if ( value === undefined && elem.nodeType === 1 ) { + return elem.innerHTML; + } + + // See if we can take a shortcut and just use innerHTML + if ( typeof value === "string" && !rnoInnerhtml.test( value ) && + !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) { + + value = value.replace( rxhtmlTag, "<$1>" ); + + try { + for ( ; i < l; i++ ) { + elem = this[ i ] || {}; + + // Remove element nodes and prevent memory leaks + if ( elem.nodeType === 1 ) { + jQuery.cleanData( getAll( elem, false ) ); + elem.innerHTML = value; + } + } + + elem = 0; + + // If using innerHTML throws an exception, use the fallback method + } catch( e ) {} + } + + if ( elem ) { + this.empty().append( value ); + } + }, null, value, arguments.length ); + }, + + replaceWith: function() { + var arg = arguments[ 0 ]; + + // Make the changes, replacing each context element with the new content + this.domManip( arguments, function( elem ) { + arg = this.parentNode; + + jQuery.cleanData( getAll( this ) ); + + if ( arg ) { + arg.replaceChild( elem, this ); + } + }); + + // Force removal if there was no new content (e.g., from empty arguments) + return arg && (arg.length || arg.nodeType) ? this : this.remove(); + }, + + detach: function( selector ) { + return this.remove( selector, true ); + }, + + domManip: function( args, callback ) { + + // Flatten any nested arrays + args = concat.apply( [], args ); + + var fragment, first, scripts, hasScripts, node, doc, + i = 0, + l = this.length, + set = this, + iNoClone = l - 1, + value = args[ 0 ], + isFunction = jQuery.isFunction( value ); + + // We can't cloneNode fragments that contain checked, in WebKit + if ( isFunction || + ( l > 1 && typeof value === "string" && + !support.checkClone && rchecked.test( value ) ) ) { + return this.each(function( index ) { + var self = set.eq( index ); + if ( isFunction ) { + args[ 0 ] = value.call( this, index, self.html() ); + } + self.domManip( args, callback ); + }); + } + + if ( l ) { + fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this ); + first = fragment.firstChild; + + if ( fragment.childNodes.length === 1 ) { + fragment = first; + } + + if ( first ) { + scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); + hasScripts = scripts.length; + + // Use the original fragment for the last item instead of the first because it can end up + // being emptied incorrectly in certain situations (#8070). + for ( ; i < l; i++ ) { + node = fragment; + + if ( i !== iNoClone ) { + node = jQuery.clone( node, true, true ); + + // Keep references to cloned scripts for later restoration + if ( hasScripts ) { + // Support: QtWebKit + // jQuery.merge because push.apply(_, arraylike) throws + jQuery.merge( scripts, getAll( node, "script" ) ); + } + } + + callback.call( this[ i ], node, i ); + } + + if ( hasScripts ) { + doc = scripts[ scripts.length - 1 ].ownerDocument; + + // Reenable scripts + jQuery.map( scripts, restoreScript ); + + // Evaluate executable scripts on first document insertion + for ( i = 0; i < hasScripts; i++ ) { + node = scripts[ i ]; + if ( rscriptType.test( node.type || "" ) && + !data_priv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) { + + if ( node.src ) { + // Optional AJAX dependency, but won't run scripts if not present + if ( jQuery._evalUrl ) { + jQuery._evalUrl( node.src ); + } + } else { + jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) ); + } + } + } + } + } + } + + return this; + } +}); + +jQuery.each({ + appendTo: "append", + prependTo: "prepend", + insertBefore: "before", + insertAfter: "after", + replaceAll: "replaceWith" +}, function( name, original ) { + jQuery.fn[ name ] = function( selector ) { + var elems, + ret = [], + insert = jQuery( selector ), + last = insert.length - 1, + i = 0; + + for ( ; i <= last; i++ ) { + elems = i === last ? this : this.clone( true ); + jQuery( insert[ i ] )[ original ]( elems ); + + // Support: QtWebKit + // .get() because push.apply(_, arraylike) throws + push.apply( ret, elems.get() ); + } + + return this.pushStack( ret ); + }; +}); + + +var iframe, + elemdisplay = {}; + +/** + * Retrieve the actual display of a element + * @param {String} name nodeName of the element + * @param {Object} doc Document object + */ +// Called only from within defaultDisplay +function actualDisplay( name, doc ) { + var style, + elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), + + // getDefaultComputedStyle might be reliably used only on attached element + display = window.getDefaultComputedStyle && ( style = window.getDefaultComputedStyle( elem[ 0 ] ) ) ? + + // Use of this method is a temporary fix (more like optimization) until something better comes along, + // since it was removed from specification and supported only in FF + style.display : jQuery.css( elem[ 0 ], "display" ); + + // We don't have any data stored on the element, + // so use "detach" method as fast way to get rid of the element + elem.detach(); + + return display; +} + +/** + * Try to determine the default display value of an element + * @param {String} nodeName + */ +function defaultDisplay( nodeName ) { + var doc = document, + display = elemdisplay[ nodeName ]; + + if ( !display ) { + display = actualDisplay( nodeName, doc ); + + // If the simple way fails, read from inside an iframe + if ( display === "none" || !display ) { + + // Use the already-created iframe if possible + iframe = (iframe || jQuery( "';break;case 3:delete s.title,delete s.closeBtn,-1===s.icon&&s.icon,g.closeAll("loading");break;case 4:r||(s.content=[s.content,"body"]),s.follow=s.content[1],s.content=s.content[0]+'',delete s.title,s.tips="object"==typeof 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t=this,e=t.config,l=e.customName,i=[],a=[],c=(t.elem.find(".layui-form-checked").each(function(){i.push(p(this).prev()[0].value)}),function(e,n){layui.each(e,function(e,a){layui.each(i,function(e,i){if(a[l.id]==i)return t.updateFieldValue(a,"checked",!0),delete(i=p.extend({},a))[l.children],n.push(i),a[l.children]&&(i[l.children]=[],c(a[l.children],i[l.children])),!0})})});return c(p.extend({},e.data),a),a},l.prototype.setChecked=function(l){this.config;this.elem.find("."+k).each(function(e,i){var a=p(this).data("id"),n=p(i).children("."+b).find('input[same="layuiTreeCheck"]'),t=n.next();if("number"==typeof l){if(a.toString()==l.toString())return n[0].checked||t.click(),!1}else"object"==typeof l&&layui.each(l,function(e,i){if(i.toString()==a.toString()&&!n[0].checked)return t.click(),!0})})},n.that={},n.config={},t.reload=function(e,i){e=n.that[e];return e.reload(i),n.call(e)},t.getChecked=function(e){return n.that[e].getChecked()},t.setChecked=function(e,i){return 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