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Chart.js * http://chartjs.org/ * Version: 2.7.2 * * 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 e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}return e})()({1:[function(require,module,exports){ / MIT license / var colorNames = require(5); module.exports = { getRgba: getRgba, getHsla: getHsla, getRgb: getRgb, getHsl: getHsl, getHwb: getHwb, getAlpha: getAlpha, hexString: hexString, rgbString: rgbString, rgbaString: rgbaString, percentString: percentString, percentaString: percentaString, hslString: hslString, hslaString: hslaString, hwbString: hwbString, keyword: keyword } function getRgba(string) { if (!string) { return; } var abbr = /^#([a-fA-F0-9]{3})$/i, hex = /^#([a-fA-F0-9]{6})$/i, rgba = /^rgba?$\s([+-]?\d+)\s,\s([+-]?\d+)\s,\s([+-]?\d+)\s(?:,\s([+-]?[\d\.]+)\s)?$$/i, per = /^rgba?$\s([+-]?[\d\.]+)\%\s,\s([+-]?[\d\.]+)\%\s,\s([+-]?[\d\.]+)\%\s(?:,\s([+-]?[\d\.]+)\s)?$$/i, keyword = /(\w+)/; var rgb = [0, 0, 0], a = 1, match = string.match(abbr); if (match) { match = match[1]; for (var i = 0; i < rgb.length; i++) { rgb[i] = parseInt(match[i] + match[i], 16); } } else if (match = string.match(hex)) { match = match[1]; for (var i = 0; i < rgb.length; i++) { rgb[i] = parseInt(match.slice(i 2, i * 2 + 2), 16); } } else if (match = string.match(rgba)) { for (var i = 0; i < rgb.length; i++) { rgb[i] = parseInt(match[i + 1]); } a = parseFloat(match[4]); } else if (match = string.match(per)) { for (var i = 0; i < rgb.length; i++) { rgb[i] = Math.round(parseFloat(match[i + 1]) * 2.55); } a = parseFloat(match[4]); } else if (match = string.match(keyword)) { if (match[1] == "transparent") { return [0, 0, 0, 0]; } rgb = colorNames[match[1]]; if (!rgb) { return; } } for (var i = 0; i < rgb.length; i++) { rgb[i] = scale(rgb[i], 0, 255); } if (!a && a != 0) { a = 1; } else { a = scale(a, 0, 1); } rgb[3] = a; return rgb; } function getHsla(string) { if (!string) { return; } var hsl = /^hsla?$\s([+-]?\d+)(?:deg)?\s,\s([+-]?[\d\.]+)%\s,\s([+-]?[\d\.]+)%\s(?:,\s([+-]?[\d\.]+)\s)?$/; var match = string.match(hsl); if (match) { var alpha = parseFloat(match[4]); var h = scale(parseInt(match[1]), 0, 360), s = scale(parseFloat(match[2]), 0, 100), l = scale(parseFloat(match[3]), 0, 100), a = scale(isNaN(alpha) ? 1 : alpha, 0, 1); return [h, s, l, a]; } } function getHwb(string) { if (!string) { return; } var hwb = /^hwb$\s([+-]?\d+)(?:deg)?\s,\s([+-]?[\d\.]+)%\s,\s([+-]?[\d\.]+)%\s(?:,\s([+-]?[\d\.]+)\s)?$/; var match = string.match(hwb); if (match) { var alpha = parseFloat(match[4]); var h = scale(parseInt(match[1]), 0, 360), w = scale(parseFloat(match[2]), 0, 100), b = scale(parseFloat(match[3]), 0, 100), a = scale(isNaN(alpha) ? 1 : alpha, 0, 1); return [h, w, b, a]; } } function getRgb(string) { var rgba = getRgba(string); return rgba && rgba.slice(0, 3); } function getHsl(string) { var hsla = getHsla(string); return hsla && hsla.slice(0, 3); } function getAlpha(string) { var vals = getRgba(string); if (vals) { return vals[3]; } else if (vals = getHsla(string)) { return vals[3]; } else if (vals = getHwb(string)) { return vals[3]; } } // generators function hexString(rgb) { return "#" + hexDouble(rgb[0]) + hexDouble(rgb[1]) + hexDouble(rgb[2]); } function rgbString(rgba, alpha) { if (alpha < 1 \|\| (rgba[3] && rgba[3] < 1)) { return rgbaString(rgba, alpha); } return "rgb(" + rgba[0] + ", " + rgba[1] + ", " + rgba[2] + ")"; } function rgbaString(rgba, alpha) { if (alpha === undefined) { alpha = (rgba[3] !== undefined ? rgba[3] : 1); } return "rgba(" + rgba[0] + ", " + rgba[1] + ", " + rgba[2] + ", " + alpha + ")"; } function percentString(rgba, alpha) { if (alpha < 1 \|\| (rgba[3] && rgba[3] < 1)) { return percentaString(rgba, alpha); } var r = Math.round(rgba[0]/255 * 100), g = Math.round(rgba[1]/255 * 100), b = Math.round(rgba[2]/255 * 100); return "rgb(" + r + "%, " + g + "%, " + b + "%)"; } function percentaString(rgba, alpha) { var r = Math.round(rgba[0]/255 * 100), g = Math.round(rgba[1]/255 * 100), b = Math.round(rgba[2]/255 * 100); return "rgba(" + r + "%, " + g + "%, " + b + "%, " + (alpha \|\| rgba[3] \|\| 1) + ")"; } function hslString(hsla, alpha) { if (alpha < 1 \|\| (hsla[3] && hsla[3] < 1)) { return hslaString(hsla, alpha); } return "hsl(" + hsla[0] + ", " + hsla[1] + "%, " + hsla[2] + "%)"; } function hslaString(hsla, alpha) { if (alpha === undefined) { alpha = (hsla[3] !== undefined ? hsla[3] : 1); } return "hsla(" + hsla[0] + ", " + hsla[1] + "%, " + hsla[2] + "%, " + alpha + ")"; } // hwb is a bit different than rgb(a) & hsl(a) since there is no alpha specific syntax // (hwb have alpha optional & 1 is default value) function hwbString(hwb, alpha) { if (alpha === undefined) { alpha = (hwb[3] !== undefined ? hwb[3] : 1); } return "hwb(" + hwb[0] + ", " + hwb[1] + "%, " + hwb[2] + "%" + (alpha !== undefined && alpha !== 1 ? ", " + alpha : "") + ")"; } function keyword(rgb) { return reverseNames[rgb.slice(0, 3)]; } // helpers function scale(num, min, max) { return Math.min(Math.max(min, num), max); } function hexDouble(num) { var str = num.toString(16).toUpperCase(); return (str.length < 2) ? "0" + str : str; } //create a list of reverse color names var reverseNames = {}; for (var name in colorNames) { reverseNames[colorNames[name]] = name; } },{"5":5}],2:[function(require,module,exports){ /* MIT license / var convert = require(4); var string = require(1); var Color = function (obj) { if (obj instanceof Color) { return obj; } if (!(this instanceof Color)) { return new Color(obj); } this.valid = false; this.values = { rgb: [0, 0, 0], hsl: [0, 0, 0], hsv: [0, 0, 0], hwb: [0, 0, 0], cmyk: [0, 0, 0, 0], alpha: 1 }; // parse Color() argument var vals; if (typeof obj === 'string') { vals = string.getRgba(obj); if (vals) { this.setValues('rgb', vals); } else if (vals = string.getHsla(obj)) { this.setValues('hsl', vals); } else if (vals = string.getHwb(obj)) { this.setValues('hwb', vals); } } else if (typeof obj === 'object') { vals = obj; if (vals.r !== undefined \|\| vals.red !== undefined) { this.setValues('rgb', vals); } else if (vals.l !== undefined \|\| vals.lightness !== undefined) { this.setValues('hsl', vals); } else if (vals.v !== undefined \|\| vals.value !== undefined) { this.setValues('hsv', vals); } else if (vals.w !== undefined \|\| vals.whiteness !== undefined) { this.setValues('hwb', vals); } else if (vals.c !== undefined \|\| vals.cyan !== undefined) { this.setValues('cmyk', vals); } } }; Color.prototype = { isValid: function () { return this.valid; }, rgb: function () { return this.setSpace('rgb', arguments); }, hsl: function () { return this.setSpace('hsl', arguments); }, hsv: function () { return this.setSpace('hsv', arguments); }, hwb: function () { return this.setSpace('hwb', arguments); }, cmyk: function () { return this.setSpace('cmyk', arguments); }, rgbArray: function () { return this.values.rgb; }, hslArray: function () { return this.values.hsl; }, hsvArray: function () { return this.values.hsv; }, hwbArray: function () { var values = this.values; if (values.alpha !== 1) { return values.hwb.concat([values.alpha]); } return values.hwb; }, cmykArray: function () { return this.values.cmyk; }, rgbaArray: function () { var values = this.values; return values.rgb.concat([values.alpha]); }, hslaArray: function () { var values = this.values; return values.hsl.concat([values.alpha]); }, alpha: function (val) { if (val === undefined) { return this.values.alpha; } this.setValues('alpha', val); return this; }, red: function (val) { return this.setChannel('rgb', 0, val); }, green: function (val) { return this.setChannel('rgb', 1, val); }, blue: function (val) { return this.setChannel('rgb', 2, val); }, hue: function (val) { if (val) { val %= 360; val = val < 0 ? 360 + val : val; } return this.setChannel('hsl', 0, val); }, saturation: function (val) { return this.setChannel('hsl', 1, val); }, lightness: function (val) { return this.setChannel('hsl', 2, val); }, saturationv: function (val) { return this.setChannel('hsv', 1, val); }, whiteness: function (val) { return this.setChannel('hwb', 1, val); }, blackness: function (val) { return this.setChannel('hwb', 2, val); }, value: function (val) { return this.setChannel('hsv', 2, val); }, cyan: function (val) { return this.setChannel('cmyk', 0, val); }, magenta: function (val) { return this.setChannel('cmyk', 1, val); }, yellow: function (val) { return this.setChannel('cmyk', 2, val); }, black: function (val) { return this.setChannel('cmyk', 3, val); }, hexString: function () { return string.hexString(this.values.rgb); }, rgbString: function () { return string.rgbString(this.values.rgb, this.values.alpha); }, rgbaString: function () { return string.rgbaString(this.values.rgb, this.values.alpha); }, percentString: function () { return string.percentString(this.values.rgb, this.values.alpha); }, hslString: function () { return string.hslString(this.values.hsl, this.values.alpha); }, hslaString: function () { return string.hslaString(this.values.hsl, this.values.alpha); }, hwbString: function () { return string.hwbString(this.values.hwb, this.values.alpha); }, keyword: function () { return string.keyword(this.values.rgb, this.values.alpha); }, rgbNumber: function () { var rgb = this.values.rgb; return (rgb[0] << 16) \| (rgb[1] << 8) \| rgb[2]; }, luminosity: function () { // http://www.w3.org/TR/WCAG20/#relativeluminancedef var rgb = this.values.rgb; var lum = []; for (var i = 0; i < rgb.length; i++) { var chan = rgb[i] / 255; lum[i] = (chan <= 0.03928) ? chan / 12.92 : Math.pow(((chan + 0.055) / 1.055), 2.4); } return 0.2126 lum[0] + 0.7152 * lum[1] + 0.0722 * lum[2]; }, contrast: function (color2) { // http://www.w3.org/TR/WCAG20/#contrast-ratiodef var lum1 = this.luminosity(); var lum2 = color2.luminosity(); if (lum1 > 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 //! version : 2.20.1 //! authors : Tim Wood, Iskren Chernev, Moment.js contributors //! license : MIT //! momentjs.com ;(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] = thi��s.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 he wants. 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); // months // week // weekdays // meridiem 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 null; } 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; } } return globalLocale._abbr; } function defineLocale (name, config) { if (config !== null) { var 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 { 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 th��e 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)?\|\sZ)?)?$/; var basicIsoRegex = /^\s((?:[+-]\d{6}\|\d{4})(?:\d\d\d\d\|W\d\d\d\|W\d\d\|\d\d\d\|\d\d))(?:(T\| )(\d\d(?:\d\d(?:\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?\|\sZ)?)?$/; 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, ' ').trim(); } 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, delta, 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._d.valueOf()).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'); // PRIOROITY 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; // Year proto.year = getSetYear; proto.isLeapYear = getIsLeapYear; // Week Year proto.weekYear = getSetWeekYear; proto.isoWeekYear = getSetISOWeekYear; // Quarter proto.quarter = proto.quarters = getSetQuarter; // Month proto.month = getSetMonth; proto.daysInMonth = getDaysInMonth; // Week proto.week = proto.weeks = getSetWeek; proto.isoWeek = proto.isoWeeks = getSetISOWeek; proto.weeksInYear = getWeeksInYear; proto.isoWeeksInYear = getISOWeeksInYear; // Day proto.date = getSetDayOfMonth; proto.day = proto.days = getSetDayOfWeek; proto.weekday = getSetLocaleDayOfWeek; proto.isoWeekday = getSetISODayOfWeek; proto.dayOfYear = getSetDayOfYear; // Hour proto.hour = proto.hours = getSetHour; // Minute proto.minute = proto.minutes = getSetMinute; // Second proto.second = proto.seconds = getSetSecond; // Millisecond proto.millisecond = proto.milliseconds = getSetMillisecond; // Offset 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; // Timezone proto.zoneAbbr = getZoneAbbr; proto.zoneName = getZoneName; // Deprecations 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; // Month proto$1.months = localeMonths; proto$1.monthsShort = localeMonthsShort; proto$1.monthsParse = localeMonthsParse; proto$1.monthsRegex = monthsRegex; proto$1.monthsShortRegex = monthsShortRegex; // Week proto$1.week = localeWeek; proto$1.firstDayOfYear = localeFirstDayOfYear; proto$1.firstDayOfWeek = localeFirstDayOfWeek; // Day of Week 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; // Hours 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; // Deprecations 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 = '2.20.1'; 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', // <input type="datetime-local" /> DATETIME_LOCAL_SECONDS: 'YYYY-MM-DDTHH:mm:ss', // <input type="datetime-local" step="1" /> DATETIME_LOCAL_MS: 'YYYY-MM-DDTHH:mm:ss.SSS', // <input type="datetime-local" step="0.001" /> DATE: 'YYYY-MM-DD', // <input type="date" /> TIME: 'HH:mm', // <input type="time" /> TIME_SECONDS: 'HH:mm:ss', // <input type="time" step="1" /> TIME_MS: 'HH:mm:ss.SSS', // <input type="time" step="0.001" /> WEEK: 'YYYY-[W]WW', // <input type="week" /> MONTH: 'YYYY-MM' // <input type="month" /> }; return hooks; }))); },{}],7:[function(require,module,exports){ /** * @namespace Chart / var Chart = require(29)(); Chart.helpers = require(45); // @todo dispatch these helpers into appropriated helpers/helpers. file and write unit tests! require(27)(Chart); Chart.defaults = require(25); Chart.Element = require(26); Chart.elements = require(40); Chart.Interaction = require(28); Chart.layouts = require(30); Chart.platform = require(48); Chart.plugins = require(31); Chart.Ticks = require(34); require(22)(Chart); require(23)(Chart); require(24)(Chart); require(33)(Chart); require(32)(Chart); require(35)(Chart); require(55)(Chart); require(53)(Chart); require(54)(Chart); require(56)(Chart); require(57)(Chart); require(58)(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-it plugins var plugins = require(49); 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,"40":40,"45":45,"48":48,"49":49,"53":53,"54":54,"55":55,"56":56,"57":57,"58":58,"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(25); var elements = require(40); var helpers = require(45); 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); }, setHoverStyle: function(rectangle) { var dataset = this.chart.data.datasets[rectangle._datasetIndex]; var index = rectangle._index; var custom = rectangle.custom \|\| {}; var model = rectangle._model; model.backgroundColor = custom.hoverBackgroundColor ? custom.hoverBackgroundColor : helpers.valueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.getHoverColor(model.backgroundColor)); model.borderColor = custom.hoverBorderColor ? custom.hoverBorderColor : helpers.valueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.getHoverColor(model.borderColor)); model.borderWidth = custom.hoverBorderWidth ? custom.hoverBorderWidth : helpers.valueAtIndexOrDefault(dataset.hoverBorderWidth, index, model.borderWidth); }, removeHoverStyle: function(rectangle) { var dataset = this.chart.data.datasets[rectangle._datasetIndex]; var index = rectangle._index; var custom = rectangle.custom \|\| {}; var model = rectangle._model; var rectangleElementOptions = this.chart.options.elements.rectangle; model.backgroundColor = custom.backgroundColor ? custom.backgroundColor : helpers.valueAtIndexOrDefault(dataset.backgroundColor, index, rectangleElementOptions.backgroundColor); model.borderColor = custom.borderColor ? custom.borderColor : helpers.valueAtIndexOrDefault(dataset.borderColor, index, rectangleElementOptions.borderColor); model.borderWidth = custom.borderWidth ? custom.borderWidth : helpers.valueAtIndexOrDefault(dataset.borderWidth, index, rectangleElementOptions.borderWidth); } }); Chart.controllers.horizontalBar = Chart.controllers.bar.extend({ /** * @private / getValueScaleId: function() { return this.getMeta().xAxisID; }, /* * @private / getIndexScaleId: function() { return this.getMeta().yAxisID; } }); }; },{"25":25,"40":40,"45":45}],16:[function(require,module,exports){ 'use strict'; var defaults = require(25); var elements = require(40); var helpers = require(45); 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, 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; 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; }, /* * @protected / removeHoverStyle: function(point) { var model = point._model; var options = point._options; model.backgroundColor = options.backgroundColor; model.borderColor = options.borderColor; model.borderWidth = options.borderWidth; model.radius = options.radius; }, /* * @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' ]; 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; } }); }; },{"25":25,"40":40,"45":45}],17:[function(require,module,exports){ 'use strict'; var defaults = require(25); var elements = require(40); var helpers = require(45); 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('<ul class="' + chart.id + '-legend">'); var data = chart.data; var datasets = data.datasets; var labels = data.labels; if (datasets.length) { for (var i = 0; i < datasets[0].data.length; ++i) { text.push('<li><span style="background-color:' + datasets[0].backgroundColor[i] + '"></span>'); if (labels[i]) { text.push(labels[i]); } text.push('</li>'); } } text.push('</ul>'); 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 this.removeHoverStyle(arc); // 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(); }, removeHoverStyle: function(arc) { Chart.DatasetController.prototype.removeHoverStyle.call(this, arc, this.chart.options.elements.arc); }, 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; } }); }; },{"25":25,"40":40,"45":45}],18:[function(require,module,exports){ 'use strict'; var defaults = require(25); var elements = require(40); var helpers = require(45); 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; }, 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), 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 i = 0; helpers.canvas.clipArea(chart.ctx, area); if (lineEnabled(me.getDataset(), chart.options)) { meta.dataset.draw(); } helpers.canvas.unclipArea(chart.ctx); // Draw the points for (; i < ilen; ++i) { points[i].draw(area); } }, setHoverStyle: function(point) { // Point var dataset = this.chart.data.datasets[point._datasetIndex]; var index = point._index; var custom = point.custom \|\| {}; var model = point._model; model.radius = custom.hoverRadius \|\| helpers.valueAtIndexOrDefault(dataset.pointHoverRadius, index, this.chart.options.elements.point.hoverRadius); 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); }, removeHoverStyle: function(point) { var me = this; var dataset = me.chart.data.datasets[point._datasetIndex]; var index = point._index; var custom = point.custom \|\| {}; var model = point._model; // 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; } model.radius = custom.radius \|\| helpers.valueAtIndexOrDefault(dataset.pointRadius, index, me.chart.options.elements.point.radius); model.backgroundColor = me.getPointBackgroundColor(point, index); model.borderColor = me.getPointBorderColor(point, index); model.borderWidth = me.getPointBorderWidth(point, index); } }); }; },{"25":25,"40":40,"45":45}],19:[function(require,module,exports){ 'use strict'; var defaults = require(25); var elements = require(40); var helpers = require(45); 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('<ul class="' + chart.id + '-legend">'); var data = chart.data; var datasets = data.datasets; var labels = data.labels; if (datasets.length) { for (var i = 0; i < datasets[0].data.length; ++i) { text.push('<li><span style="background-color:' + datasets[0].backgroundColor[i] + '"></span>'); if (labels[i]) { text.push(labels[i]); } text.push('</li>'); } } text.push('</ul>'); 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 chart = me.chart; var chartArea = chart.chartArea; var meta = me.getMeta(); 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; meta.count = me.countVisibleElements(); 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 dataset = me.getDataset(); var opts = chart.options; var animationOpts = opts.animation; var scale = chart.scale; var labels = chart.data.labels; var circumference = me.calculateCircumference(dataset.data[index]); var centerX = scale.xCenter; var centerY = scale.yCenter; // If there is NaN data before us, we need to calculate the starting angle correctly. // We could be way more efficient here, but its unlikely that the polar area chart will have a lot of data var visibleCount = 0; var meta = me.getMeta(); for (var i = 0; i < index; ++i) { if (!isNaN(dataset.data[i]) && !meta.data[i].hidden) { ++visibleCount; } } // var negHalfPI = -0.5 * Math.PI; var datasetStartAngle = opts.startAngle; var distance = arc.hidden ? 0 : scale.getDistanceFromCenterForValue(dataset.data[index]); var startAngle = datasetStartAngle + (circumference * visibleCount); var endAngle = startAngle + (arc.hidden ? 0 : circumference); 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 me.removeHoverStyle(arc); arc.pivot(); }, removeHoverStyle: function(arc) { Chart.DatasetController.prototype.removeHoverStyle.call(this, arc, this.chart.options.elements.arc); }, 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; }, calculateCircumference: function(value) { var count = this.getMeta().count; if (count > 0 && !isNaN(value)) { return (2 * Math.PI) / count; } return 0; } }); }; },{"25":25,"40":40,"45":45}],20:[function(require,module,exports){ 'use strict'; var defaults = require(25); var elements = require(40); var helpers = require(45); 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), // 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; 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); }, removeHoverStyle: function(point) { var dataset = this.chart.data.datasets[point._datasetIndex]; var custom = point.custom \|\| {}; var index = point._index; var model = point._model; var pointElementOptions = this.chart.options.elements.point; model.radius = custom.radius ? custom.radius : helpers.valueAtIndexOrDefault(dataset.pointRadius, index, pointElementOptions.radius); model.backgroundColor = custom.backgroundColor ? custom.backgroundColor : helpers.valueAtIndexOrDefault(dataset.pointBackgroundColor, index, pointElementOptions.backgroundColor); model.borderColor = custom.borderColor ? custom.borderColor : helpers.valueAtIndexOrDefault(dataset.pointBorderColor, index, pointElementOptions.borderColor); model.borderWidth = custom.borderWidth ? cu��stom.borderWidth : helpers.valueAtIndexOrDefault(dataset.pointBorderWidth, index, pointElementOptions.borderWidth); } }); }; },{"25":25,"40":40,"45":45}],21:[function(require,module,exports){ 'use strict'; var defaults = require(25); 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; }; },{"25":25}],22:[function(require,module,exports){ /* global window: false / 'use strict'; var defaults = require(25); var Element = require(26); var helpers = require(45); defaults._set('global', { animation: { duration: 1000, easing: 'easeOutQuart', onProgress: helpers.noop, onComplete: helpers.noop } }); module.exports = function(Chart) { Chart.Animation = 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 }); Chart.animationService = { 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; } } } }; /* * 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(Chart.Animation.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(Chart.Animation.prototype, 'chartInstance', { get: function() { return this.chart; }, set: function(value) { this.chart = value; } }); }; },{"25":25,"26":26,"45":45}],23:[function(require,module,exports){ 'use strict'; var defaults = require(25); var helpers = require(45); var Interaction = require(28); var layouts = require(30); var platform = require(48); var plugins = require(31); 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 Chart.animationService.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 collased 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(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 = Chart.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; Chart.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 Chart.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 }); Chart.animationService.addAnimation(me, animation, duration, lazy); } else { me.draw(); // See https://github.com/chartjs/Chart.js/issues/3781 onComplete(new Chart.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 (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 Chart.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(me.options.hover.animationDuration, 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; }; },{"25":25,"28":28,"30":30,"31":31,"45":45,"48":48}],24:[function(require,module,exports){ 'use strict'; var helpers = require(45); 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, elementOpts) { var dataset = this.chart.data.datasets[element._datasetIndex]; var index = element._index; var custom = element.custom \|\| {}; var valueOrDefault = helpers.valueAtIndexOrDefault; var model = element._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); }, 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; 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; }; },{"45":45}],25:[function(require,module,exports){ 'use strict'; var helpers = require(45); module.exports = { /* * @private / _set: function(scope, values) { return helpers.merge(this[scope] \|\| (this[scope] = {}), values); } }; },{"45":45}],26:[function(require,module,exports){ 'use strict'; var color = require(2); var helpers = require(45); 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,"45":45}],27:[function(require,module,exports){ /* global window: false / / global document: false / 'use strict'; var color = require(2); var defaults = require(25); var helpers = require(45); module.exports = function(Chart) { // -- 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, [Chart.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], [Chart.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.currentTarget \|\| 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 = domNode.parentNode; 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'); }; helpers.getMaximumWidth = function(domNode) { var container = domNode.parentNode; if (!container) { return domNode.clientWidth; } var paddingLeft = parseInt(helpers.getStyle(container, 'padding-left'), 10); var paddingRight = parseInt(helpers.getStyle(container, 'padding-right'), 10); var w = container.clientWidth - paddingLeft - paddingRight; var cw = helpers.getConstraintWidth(domNode); return isNaN(cw) ? w : Math.min(w, cw); }; helpers.getMaximumHeight = function(domNode) { var container = domNode.parentNode; if (!container) { return domNode.clientHeight; } var paddingTop = parseInt(helpers.getStyle(container, 'padding-top'), 10); var paddingBottom = parseInt(helpers.getStyle(container, 'padding-bottom'), 10); var h = container.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 \|\| 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,"25":25,"45":45}],28:[function(require,module,exports){ 'use strict'; var helpers = require(45); /* * 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; } } }; },{"45":45}],29:[function(require,module,exports){ 'use strict'; var defaults = require(25); 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; }; },{"25":25}],30:[function(require,module,exports){ 'use strict'; var helpers = require(45); 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); }); } }; },{"45":45}],31:[function(require,module,exports){ 'use strict'; var defaults = require(25); var helpers = require(45); 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 previ��ously 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. / },{"25":25,"45":45}],32:[function(require,module,exports){ 'use strict'; var defaults = require(25); var Element = require(26); var helpers = require(45); var Ticks = require(34); 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; } module.exports = function(Chart) { 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)); } Chart.Scale = 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.right : me.right - axisWidth - tl; var xTickEnd = options.position === 'right' ? me.right + 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(); } } }); }; },{"25":25,"26":26,"34":34,"45":45}],33:[function(require,module,exports){ 'use strict'; var defaults = require(25); var helpers = require(45); var layouts = require(30); module.exports = function(Chart) { Chart.scaleService = { // 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); }); } }; }; },{"25":25,"30":30,"45":45}],34:[function(require,module,exports){ 'use strict'; var helpers = require(45); /** * Namespace to hold static tick generation functions * @namespace Chart.Ticks / module.exports = { /* * Namespace to hold formatters for different types of ti��cks * @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<Number>} 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 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 ''; } } }; },{"45":45}],35:[function(require,module,exports){ 'use strict'; var defaults = require(25); var Element = require(26); var helpers = require(45); 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 } } }); module.exports = function(Chart) { /** * 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; } // 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 }; } Chart.Tooltip = 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, beforeTitle); lines = pushOrConcat(lines, title); lines = pushOrConcat(lines, afterTitle); return lines; }, // Args are: (tooltipItem, data) getBeforeBody: function() { var lines = this._options.callbacks.beforeBody.apply(this, arguments); return helpers.isArray(lines) ? lines : lines !== undefined ? [lines] : []; }, // 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, callbacks.beforeLabel.call(me, tooltipItem, data)); pushOrConcat(bodyItem.lines, callbacks.label.call(me, tooltipItem, data)); pushOrConcat(bodyItem.after, callbacks.afterLabel.call(me, tooltipItem, data)); bodyItems.push(bodyItem); }); return bodyItems; }, // Args are: (tooltipItem, data) getAfterBody: function() { var lines = this._options.callbacks.afterBody.apply(this, arguments); return helpers.isArray(lines) ? lines : lines !== undefined ? [lines] : []; }, // 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, beforeFooter); lines = pushOrConcat(lines, footer); lines = pushOrConcat(lines, 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 = Chart.Tooltip.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 / Chart.Tooltip.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 }; } }; }; },{"25":25,"26":26,"45":45}],36:[function(require,module,exports){ 'use strict'; var defaults = require(25); var Element = require(26); var helpers = require(45); 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(); } } }); },{"25":25,"26":26,"45":45}],37:[function(require,module,exports){ 'use strict'; var defaults = require(25); var Element = require(26); var helpers = require(45); 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(); } }); },{"25":25,"26":26,"45":45}],38:[function(require,module,exports){ 'use strict'; var defaults = require(25); var Element = require(26); var helpers = require(45); 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 radius = vm.radius; var x = vm.x; var y = vm.y; var color = helpers.color; var errMargin = 1.01; // 1.01 is margin for Accumulated error. (Especially Edge, IE.) var ratio = 0; if (vm.skip) { return; } ctx.strokeStyle = vm.borderColor \|\| defaultColor; ctx.lineWidth = helpers.valueOrDefault(vm.borderWidth, defaults.global.elements.point.borderWidth); ctx.fillStyle = vm.backgroundColor \|\| defaultColor; // Cliping for Points. // going out from inner charArea? if ((chartArea !== undefined) && ((model.x < chartArea.left) \|\| (chartArea.right * errMargin < model.x) \|\| (model.y < chartArea.top) \|\| (chartArea.bottom * errMargin < model.y))) { // Point fade out if (model.x < chartArea.left) { ratio = (x - model.x) / (chartArea.left - model.x); } else if (chartArea.right * errMargin < model.x) { ratio = (model.x - x) / (model.x - chartArea.right); } else if (model.y < chartArea.top) { ratio = (y - model.y) / (chartArea.top - model.y); } else if (chartArea.bottom * errMargin < model.y) { ratio = (model.y - y) / (model.y - chartArea.bottom); } ratio = Math.round(ratio * 100) / 100; ctx.strokeStyle = color(ctx.strokeStyle).alpha(ratio).rgbString(); ctx.fillStyle = color(ctx.fillStyle).alpha(ratio).rgbString(); } helpers.canvas.drawPoint(ctx, pointStyle, radius, x, y); } }); },{"25":25,"26":26,"45":45}],39:[function(require,module,exports){ 'use strict'; var defaults = require(25); var Element = require(26); 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 }; } }); },{"25":25,"26":26}],40:[function(require,module,exports){ 'use strict'; module.exports = {}; module.exports.Arc = require(36); module.exports.Line = require(37); module.exports.Point = require(38); module.exports.Rectangle = require(39); },{"36":36,"37":37,"38":38,"39":39}],41:[function(require,module,exports){ 'use strict'; var helpers = require(42); /** * @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) { var rx = Math.min(radius, width / 2); var ry = Math.min(radius, height / 2); ctx.moveTo(x + rx, y); ctx.lineTo(x + width - rx, y); ctx.quadraticCurveTo(x + width, y, x + width, y + ry); ctx.lineTo(x + width, y + height - ry); ctx.quadraticCurveTo(x + width, y + height, x + width - rx, y + height); ctx.lineTo(x + rx, y + height); ctx.quadraticCurveTo(x, y + height, x, y + height - ry); ctx.lineTo(x, y + ry); ctx.quadraticCurveTo(x, y, x + rx, y); } else { ctx.rect(x, y, width, height); } }, drawPoint: function(ctx, style, radius, x, y) { var type, edgeLength, xOffset, yOffset, height, size; 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; } switch (style) { // Default includes circle default: ctx.beginPath(); ctx.arc(x, y, radius, 0, Math.PI 2); ctx.closePath(); ctx.fill(); break; case 'triangle': ctx.beginPath(); edgeLength = 3 * radius / Math.sqrt(3); height = edgeLength * Math.sqrt(3) / 2; ctx.moveTo(x - edgeLength / 2, y + height / 3); ctx.lineTo(x + edgeLength / 2, y + height / 3); ctx.lineTo(x, y - 2 * height / 3); ctx.closePath(); ctx.fill(); break; case 'rect': size = 1 / Math.SQRT2 * radius; ctx.beginPath(); ctx.fillRect(x - size, y - size, 2 * size, 2 * size); ctx.strokeRect(x - size, y - size, 2 * size, 2 * size); break; case 'rectRounded': var offset = radius / Math.SQRT2; var leftX = x - offset; var topY = y - offset; var sideSize = Math.SQRT2 * radius; ctx.beginPath(); this.roundedRect(ctx, leftX, topY, sideSize, sideSize, radius / 2); ctx.closePath(); ctx.fill(); break; case 'rectRot': size = 1 / Math.SQRT2 * radius; ctx.beginPath(); ctx.moveTo(x - size, y); ctx.lineTo(x, y + size); ctx.lineTo(x + size, y); ctx.lineTo(x, y - size); ctx.closePath(); ctx.fill(); break; case 'cross': ctx.beginPath(); ctx.moveTo(x, y + radius); ctx.lineTo(x, y - radius); ctx.moveTo(x - radius, y); ctx.lineTo(x + radius, y); ctx.closePath(); break; case 'crossRot': ctx.beginPath(); xOffset = Math.cos(Math.PI / 4) * radius; yOffset = Math.sin(Math.PI / 4) * radius; ctx.moveTo(x - xOffset, y - yOffset); ctx.lineTo(x + xOffset, y + yOffset); ctx.moveTo(x - xOffset, y + yOffset); ctx.lineTo(x + xOffset, y - yOffset); ctx.closePath(); break; case 'star': ctx.beginPath(); ctx.moveTo(x, y + radius); ctx.lineTo(x, y - radius); ctx.moveTo(x - radius, y); ctx.lineTo(x + radius, y); xOffset = Math.cos(Math.PI / 4) * radius; yOffset = Math.sin(Math.PI / 4) * radius; ctx.moveTo(x - xOffset, y - yOffset); ctx.lineTo(x + xOffset, y + yOffset); ctx.moveTo(x - xOffset, y + yOffset); ctx.lineTo(x + xOffset, y - yOffset); ctx.closePath(); break; case 'line': ctx.beginPath(); ctx.moveTo(x - radius, y); ctx.lineTo(x + radius, y); ctx.closePath(); break; case 'dash': ctx.beginPath(); ctx.moveTo(x, y); ctx.lineTo(x + radius, y); ctx.closePath(); break; } ctx.stroke(); }, 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); ctx.closePath(); }; },{"42":42}],42:[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; },{}],43:[function(require,module,exports){ 'use strict'; var helpers = require(42); /* * 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; },{"42":42}],44:[function(require,module,exports){ 'use strict'; var helpers = require(42); /* * @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; } } } }; },{"42":42}],45:[function(require,module,exports){ 'use strict'; module.exports = require(42); module.exports.easing = require(43); module.exports.canvas = require(41); module.exports.options = require(44); },{"41":41,"42":42,"43":43,"44":44}],46:[function(require,module,exports){ /* * Platform fallback implementation (minimal). * @see https://github.com/chartjs/Chart.js/pull/4591#issuecomment-319575939 / modu��le.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; } }; },{}],47:[function(require,module,exports){ /* * Chart.Platform implementation for targeting a web browser / 'use strict'; var helpers = require(45); 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 = '<div class="' + cls + '-expand" style="' + style + '">' + '<div style="' + 'position:absolute;' + 'width:' + maxSize + 'px;' + 'height:' + maxSize + 'px;' + 'left:0;' + 'top:0">' + '</div>' + '</div>' + '<div class="' + cls + '-shrink" style="' + style + '">' + '<div style="' + 'position:absolute;' + 'width:200%;' + 'height:200%;' + 'left:0; ' + 'top:0">' + '</div>' + '</div>'; 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; },{"45":45}],48:[function(require,module,exports){ 'use strict'; var helpers = require(45); var basic = require(46); var dom = require(47); // @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) / },{"45":45,"46":46,"47":47}],49:[function(require,module,exports){ 'use strict'; module.exports = {}; module.exports.filler = require(50); module.exports.legend = require(51); module.exports.title = require(52); },{"50":50,"51":51,"52":52}],50:[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(25); var elements = require(40); var helpers = require(45); 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); } } }; },{"25":25,"40":40,"45":45}],51:[function(require,module,exports){ 'use strict'; var defaults = require(25); var Element = require(26); var helpers = require(45); var layouts = require(30); 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('<ul class="' + chart.id + '-legend">'); for (var i = 0; i < chart.data.datasets.length; i++) { text.push('<li><span style="background-color:' + chart.data.datasets[i].backgroundColor + '"></span>'); if (chart.data.datasets[i].label) { text.push(chart.data.datasets[i].label); } text.push('</li>'); } text.push('</ul>'); 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, globalD��efault.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); } } }; },{"25":25,"26":26,"30":30,"45":45}],52:[function(require,module,exports){ 'use strict'; var defaults = require(25); var Element = require(26); var helpers = require(45); var layouts = require(30); 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; } } }; },{"25":25,"26":26,"30":30,"45":45}],53:[function(require,module,exports){ 'use strict'; module.exports = function(Chart) { // Default config for a category scale var defaultConfig = { position: 'bottom' }; var DatasetScale = Chart.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; } }); Chart.scaleService.registerScaleType('category', DatasetScale, defaultConfig); }; },{}],54:[function(require,module,exports){ 'use strict'; var defaults = require(25); var helpers = require(45); var Ticks = require(34); 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]); } }); Chart.scaleService.registerScaleType('linear', LinearScale, defaultConfig); }; },{"25":25,"34":34,"45":45}],55:[function(require,module,exports){ 'use strict'; var helpers = require(45); /** * Generate a set of linear ticks * @param generationOptions the options used to generate the ticks * @param dataRange the range of the data * @returns {Array<Number>} 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 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); } 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 (generationOptions.min && 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); } var precision = 1; if (spacing < 1) { precision = Math.pow(10, spacing.toString().length - 2); 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 = Chart.Scale.extend({ getRightValue: function(value) { if (typeof value === 'string') { return +value; } return Chart.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, 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); Chart.Scale.prototype.convertTicksToLabels.call(me); } }); }; },{"45":45}],56:[function(require,module,exports){ 'use strict'; var helpers = require(45); var Ticks = require(34); /** * Generate a set of logarithmic ticks * @param generationOptions the options used to generate the ticks * @param dataRange the range of the data * @returns {Array<Number>} 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 = Chart.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 = va��lue; } 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(); Chart.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; } }); Chart.scaleService.registerScaleType('logarithmic', LogarithmicScale, defaultConfig); }; },{"34":34,"45":45}],57:[function(require,module,exports){ 'use strict'; var defaults = require(25); var helpers = require(45); var Ticks = require(34); 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); } } } }); Chart.scaleService.registerScaleType('radialLinear', LinearRadialScale, defaultConfig); }; },{"25":25,"34":34,"45":45}],58:[function(require,module,exports){ /* global window: false / 'use strict'; var moment = require(6); moment = typeof moment === 'function' ? moment : window.moment; var defaults = require(25); var helpers = require(45); // 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, 30] }, minute: { common: true, size: 60000, steps: [1, 2, 5, 10, 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; } }0+�� if (hasTime) { return 'MMM D, YYYY h:mm:ss a'; } return 'MMM D, YYYY'; } module.exports = function(Chart) { 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 = Chart.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(); Chart.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 Chart.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 Chart.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; } }); Chart.scaleService.registerScaleType('time', TimeScale, defaultConfig); }; },{"25":25,"45":45,"6":6}]},{},[7])(7) });��