Chart.js/Chart.min.js

/*!
 * Chart.js
 * http://chartjs.org/
 * Version: 1.0.2
 *
 * Copyright 2015 Nick Downie
 * Released under the MIT license
 * https://github.com/nnnick/Chart.js/blob/master/LICENSE.md
 */
(function(){"use strict";var t=this,e=t.Chart,i=function(t){this.canvas=t.canvas,this.ctx=t;var e=function(t,e){return t["offset"+e]?t["offset"+e]:document.defaultView.getComputedStyle(t).getPropertyValue(e)},i=this.width=e(t.canvas,"Width")||t.canvas.width,n=this.height=e(t.canvas,"Height")||t.canvas.height;return t.canvas.width=i,t.canvas.height=n,i=this.width=t.canvas.width,n=this.height=t.canvas.height,this.aspectRatio=this.width/this.height,a.retinaScale(this),this};i.defaults={global:{animation:!0,animationDuration:1e3,animationEasing:"easeOutQuart",showScale:!0,scaleOverride:!1,scaleSteps:null,scaleStepWidth:null,scaleStartValue:null,scaleLineColor:"rgba(0,0,0,.1)",scaleLineWidth:1,scaleShowLabels:!0,scaleLabel:"<%=value%>",scaleIntegersOnly:!0,scaleBeginAtZero:!1,scaleFontFamily:"'Helvetica Neue', 'Helvetica', 'Arial', sans-serif",scaleFontSize:12,scaleFontStyle:"normal",scaleFontColor:"#666",responsive:!1,maintainAspectRatio:!0,hoverMode:"single",onHover:null,hoverAnimationDuration:400,showTooltips:!0,customTooltips:!1,tooltipEvents:["mousemove","touchstart","touchmove","mouseout"],tooltipBackgroundColor:"rgba(0,0,0,0.8)",tooltipFontFamily:"'Helvetica Neue', 'Helvetica', 'Arial', sans-serif",tooltipFontSize:14,tooltipFontStyle:"normal",tooltipFontColor:"#fff",tooltipTitleFontFamily:"'Helvetica Neue', 'Helvetica', 'Arial', sans-serif",tooltipTitleFontSize:14,tooltipTitleFontStyle:"bold",tooltipTitleFontColor:"#fff",tooltipYPadding:6,tooltipXPadding:6,tooltipCaretSize:8,tooltipCornerRadius:6,tooltipXOffset:10,tooltipTemplate:"<%if (label){%><%=label%>: <%}%><%= value %>",multiTooltipTemplate:"<%if (datasetLabel){%><%=datasetLabel%>: <%}%><%= value %>",multiTooltipKeyBackground:"#fff",onAnimationProgress:function(){},onAnimationComplete:function(){},colorFallback:"rgba(0,0,0,0.1)"}},i.types={};var a=i.helpers={},n=a.each=function(t,e,i){var a=Array.prototype.slice.call(arguments,3);if(t)if(t.length===+t.length){var n;for(n=0;n<t.length;n++)e.apply(i,[t[n],n].concat(a))}else for(var s in t)e.apply(i,[t[s],s].concat(a))},s=a.clone=function(t){var e={};return n(t,function(i,a){t.hasOwnProperty(a)&&(e[a]=i)}),e},o=a.extend=function(t){return n(Array.prototype.slice.call(arguments,1),function(e){n(e,function(i,a){e.hasOwnProperty(a)&&(t[a]=i)})}),t},r=a.merge=function(t,e){var i=Array.prototype.slice.call(arguments,0);return i.unshift({}),o.apply(null,i)},h=a.indexOf=function(t,e){if(Array.prototype.indexOf)return t.indexOf(e);for(var i=0;i<t.length;i++)if(t[i]===e)return i;return-1},l=(a.where=function(t,e){var i=[];return a.each(t,function(t){e(t)&&i.push(t)}),i},a.findNextWhere=function(t,e,i){i||(i=-1);for(var a=i+1;a<t.length;a++){var n=t[a];if(e(n))return n}},a.findPreviousWhere=function(t,e,i){i||(i=t.length);for(var a=i-1;a>=0;a--){var n=t[a];if(e(n))return n}},a.inherits=function(t){var e=this,i=t&&t.hasOwnProperty("constructor")?t.constructor:function(){return e.apply(this,arguments)},a=function(){this.constructor=i};return a.prototype=e.prototype,i.prototype=new a,i.extend=l,t&&o(i.prototype,t),i.__super__=e.prototype,i}),c=a.noop=function(){},u=a.uid=function(){var t=0;return function(){return"chart-"+t++}}(),d=a.warn=function(t){window.console&&"function"==typeof window.console.warn&&console.warn(t)},p=a.amd="function"==typeof define&&define.amd,g=a.isNumber=function(t){return!isNaN(parseFloat(t))&&isFinite(t)},f=a.max=function(t){return Math.max.apply(Math,t)},v=a.min=function(t){return Math.min.apply(Math,t)},m=(a.cap=function(t,e,i){if(g(e)){if(t>e)return e}else if(g(i)&&i>t)return i;return t},a.getDecimalPlaces=function(t){if(t%1!==0&&g(t)){var e=t.toString();if(e.indexOf("e-")<0)return e.split(".")[1].length;if(e.indexOf(".")<0)return parseInt(e.split("e-")[1]);var i=e.split(".")[1].split("e-");return i[0].length+parseInt(i[1])}return 0}),b=a.radians=function(t){return t*(Math.PI/180)},y=(a.getAngleFromPoint=function(t,e){var i=e.x-t.x,a=e.y-t.y,n=Math.sqrt(i*i+a*a),s=2*Math.PI+Math.atan2(a,i);return 0>i&&0>a&&(s+=2*Math.PI),{angle:s,distance:n}},a.aliasPixel=function(t){return t%2===0?0:.5}),w=(a.spl
scaleShowVerticalLines:!0,barBorderWidth:2,barValueSpacing:5,barDatasetSpacing:1,legendTemplate:'<ul class="<%=name.toLowerCase()%>-legend"><% for (var i=0; i<datasets.length; i++){%><li><span style="background-color:<%=datasets[i].backgroundColor%>"></span><%if(datasets[i].label){%><%=datasets[i].label%><%}%></li><%}%></ul>'};e.Type.extend({name:"Bar",defaults:a,initialize:function(t){this.data=t;var a=this.options;this.ScaleClass=e.Scale.extend({offsetGridLines:!0,calculateBarX:function(t,e,i){var n=this.calculateBaseWidth(),s=this.calculateX(i)-n/2,o=this.calculateBarWidth(t);return s+o*e+e*a.barDatasetSpacing+o/2},calculateBaseWidth:function(){return this.calculateX(1)-this.calculateX(0)-2*a.barValueSpacing},calculateBarWidth:function(t){var e=this.calculateBaseWidth()-(t-1)*a.barDatasetSpacing;return e/t}}),i.bindEvents(this,this.options.tooltipEvents,this.onHover),this.BarClass=e.Rectangle.extend({ctx:this.chart.ctx}),this.buildScale(this.data.labels),i.each(this.data.datasets,function(t,e){t.metaData=[],i.each(t.data,function(e,i){t.metaData.push(new this.BarClass)},this)},this),this.eachElement(function(t,e,a){i.extend(t,{width:this.scale.calculateBarWidth(this.data.datasets.length),x:this.scale.calculateBarX(this.data.datasets.length,a,e),y:this.calculateBaseY(),_datasetIndex:a,_index:e}),t.save()},this),this.tooltip=new e.Tooltip({_chart:this.chart,_data:this.data,_options:this.options},this),this.update()},onHover:function(t){if("mouseout"==t.type)return this;if(this.lastActive=this.lastActive||[],this.active=function(){switch(this.options.hoverMode){case"single":return this.getElementAtEvent(t);case"label":return this.getElementsAtEvent(t);case"dataset":return this.getDatasetAtEvent(t);default:return t}}.call(this),this.options.onHover&&this.options.onHover.call(this,this.active),this.lastActive.length)switch(this.options.hoverMode){case"single":this.lastActive[0].backgroundColor=this.data.datasets[this.lastActive[0]._datasetIndex].backgroundColor,this.lastActive[0].borderColor=this.data.datasets[this.lastActive[0]._datasetIndex].borderColor;break;case"label":for(var e=0;e<this.lastActive.length;e++)this.lastActive[e].backgroundColor=this.data.datasets[this.lastActive[e]._datasetIndex].backgroundColor,this.lastActive[e].borderColor=this.data.datasets[this.lastActive[e]._datasetIndex].borderColor;break;case"dataset":}if(this.active.length&&this.options.hoverMode)switch(this.options.hoverMode){case"single":this.active[0].backgroundColor=this.data.datasets[this.active[0]._datasetIndex].hoverBackgroundColor||i.color(this.active[0].backgroundColor).saturate(.5).darken(.35).rgbString(),this.active[0].borderColor=this.data.datasets[this.active[0]._datasetIndex].hoverBorderColor||i.color(this.active[0].borderColor).saturate(.5).darken(.35).rgbString();break;case"label":for(var e=0;e<this.active.length;e++)this.active[e].backgroundColor=this.data.datasets[this.active[e]._datasetIndex].hoverBackgroundColor||i.color(this.active[e].backgroundColor).saturate(.5).darken(.35).rgbString(),this.active[e].borderColor=this.data.datasets[this.active[e]._datasetIndex].hoverBorderColor||i.color(this.active[e].borderColor).saturate(.5).darken(.35).rgbString();break;case"dataset":}if(this.options.showTooltips&&(this.tooltip.initialize(),this.active.length?(i.extend(this.tooltip,{opacity:1,_active:this.active}),this.tooltip.update()):i.extend(this.tooltip,{opacity:0})),this.tooltip.pivot(),!this.animating){var a;i.each(this.active,function(t,e){t!==this.lastActive[e]&&(a=!0)},this),(!this.lastActive.length&&this.active.length||this.lastActive.length&&!this.active.length||this.lastActive.length&&this.active.length&&a)&&(this.stop(),this.render(this.options.hoverAnimationDuration))}return this.lastActive=this.active,this},calculateBaseY:function(){var t=this.scale.endPoint;return this.scale.beginAtZero||this.scale.min<=0&&this.scale.max>=0||this.scale.min>=0&&this.scale.max<=0?(t=this.scale.calculateY(0),t+=this.options.scaleGridLineWidth):this.scale.min<0&&this.scale.max<0&&(t=this.scale.startPoint),t},update:function(){this.scale.up
return this.setChannel("hsv",2,t)},cyan:function(t){return this.setChannel("cmyk",0,t)},magenta:function(t){return this.setChannel("cmyk",1,t)},yellow:function(t){return this.setChannel("cmyk",2,t)},black:function(t){return this.setChannel("cmyk",3,t)},hexString:function(){return a.hexString(this.values.rgb)},rgbString:function(){return a.rgbString(this.values.rgb,this.values.alpha)},rgbaString:function(){return a.rgbaString(this.values.rgb,this.values.alpha)},percentString:function(){return a.percentString(this.values.rgb,this.values.alpha)},hslString:function(){return a.hslString(this.values.hsl,this.values.alpha)},hslaString:function(){return a.hslaString(this.values.hsl,this.values.alpha)},hwbString:function(){return a.hwbString(this.values.hwb,this.values.alpha)},keyword:function(){return a.keyword(this.values.rgb,this.values.alpha)},rgbNumber:function(){return this.values.rgb[0]<<16|this.values.rgb[1]<<8|this.values.rgb[2]},luminosity:function(){for(var t=this.values.rgb,e=[],i=0;i<t.length;i++){var a=t[i]/255;e[i]=.03928>=a?a/12.92:Math.pow((a+.055)/1.055,2.4)}return.2126*e[0]+.7152*e[1]+.0722*e[2]},contrast:function(t){var e=this.luminosity(),i=t.luminosity();return e>i?(e+.05)/(i+.05):(i+.05)/(e+.05)},level:function(t){var e=this.contrast(t);return e>=7.1?"AAA":e>=4.5?"AA":""},dark:function(){var t=this.values.rgb,e=(299*t[0]+587*t[1]+114*t[2])/1e3;return 128>e},light:function(){return!this.dark()},negate:function(){for(var t=[],e=0;3>e;e++)t[e]=255-this.values.rgb[e];return this.setValues("rgb",t),this},lighten:function(t){return this.values.hsl[2]+=this.values.hsl[2]*t,this.setValues("hsl",this.values.hsl),this},darken:function(t){return this.values.hsl[2]-=this.values.hsl[2]*t,this.setValues("hsl",this.values.hsl),this},saturate:function(t){return this.values.hsl[1]+=this.values.hsl[1]*t,this.setValues("hsl",this.values.hsl),this},desaturate:function(t){return this.values.hsl[1]-=this.values.hsl[1]*t,this.setValues("hsl",this.values.hsl),this},whiten:function(t){return this.values.hwb[1]+=this.values.hwb[1]*t,this.setValues("hwb",this.values.hwb),this},blacken:function(t){return this.values.hwb[2]+=this.values.hwb[2]*t,this.setValues("hwb",this.values.hwb),this},greyscale:function(){var t=this.values.rgb,e=.3*t[0]+.59*t[1]+.11*t[2];return this.setValues("rgb",[e,e,e]),this},clearer:function(t){return this.setValues("alpha",this.values.alpha-this.values.alpha*t),this},opaquer:function(t){return this.setValues("alpha",this.values.alpha+this.values.alpha*t),this},rotate:function(t){var e=this.values.hsl[0];return e=(e+t)%360,e=0>e?360+e:e,this.values.hsl[0]=e,this.setValues("hsl",this.values.hsl),this},mix:function(t,e){e=1-(null==e?.5:e);for(var i=2*e-1,a=this.alpha()-t.alpha(),n=((i*a==-1?i:(i+a)/(1+i*a))+1)/2,s=1-n,o=this.rgbArray(),r=t.rgbArray(),h=0;h<o.length;h++)o[h]=o[h]*n+r[h]*s;this.setValues("rgb",o);var l=this.alpha()*e+t.alpha()*(1-e);return this.setValues("alpha",l),this},toJSON:function(){return this.rgb()},clone:function(){return new n(this.rgb())}},n.prototype.getValues=function(t){for(var e={},i=0;i<t.length;i++)e[t.charAt(i)]=this.values[t][i];return 1!=this.values.alpha&&(e.a=this.values.alpha),e},n.prototype.setValues=function(t,e){var a={rgb:["red","green","blue"],hsl:["hue","saturation","lightness"],hsv:["hue","saturation","value"],hwb:["hue","whiteness","blackness"],cmyk:["cyan","magenta","yellow","black"]},n={rgb:[255,255,255],hsl:[360,100,100],hsv:[360,100,100],hwb:[360,100,100],cmyk:[100,100,100,100]},s=1;if("alpha"==t)s=e;else if(e.length)this.values[t]=e.slice(0,t.length),s=e[t.length];else if(void 0!==e[t.charAt(0)]){for(var o=0;o<t.length;o++)this.values[t][o]=e[t.charAt(o)];s=e.a}else if(void 0!==e[a[t][0]]){for(var r=a[t],o=0;o<t.length;o++)this.values[t][o]=e[r[o]];s=e.alpha}if(this.values.alpha=Math.max(0,Math.min(1,void 0!==s?s:this.values.alpha)),"alpha"!=t){for(var o=0;o<t.length;o++){var h=Math.max(0,Math.min(n[t][o],this.values[t][o]));this.values[t][o]=Math.round(h)}for(var l in a){l!=t&&(this.values[l]=i[t][l](this.values[t]));for(var o=0;o<l.length;o++){var h=Math.max(