Chart.js/dist/Chart.min.js

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2016-04-17 00:39:51 +02:00
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* Chart.js
* http://chartjs.org/
2016-04-17 00:39:51 +02:00
* Version: 2.0.2
*
* Copyright 2015 Nick Downie
* Released under the MIT license
* https://github.com/nnnick/Chart.js/blob/master/LICENSE.md
*/
2016-04-17 00:39:51 +02:00
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var l=-.5*Math.PI+s*r,c=l+s,d={x:o,y:n,innerRadius:0,outerRadius:this.chart.options.animateScale?0:this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[i]),startAngle:this.chart.options.animateRotate?Math.PI*-.5:l,endAngle:this.chart.options.animateRotate?Math.PI*-.5:c,backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),label:e.getValueAtIndexOrDefault(this.chart.data.labels,i,this.chart.data.labels[i])};e.extend(t,{_chart:this.chart.chart,_datasetIndex:this.index,_index:i,_scale:this.chart.scale,_model:a?d:{x:o,y:n,innerRadius:0,outerRadius:this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[i]),startAngle:l,endAngle:c,backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),label:e.getValueAtIndexOrDefault(this.chart.data.labels,i,this.chart.data.labels[i])}}),t.pivot()},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t,e){t.transition(i).draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],a=t._index;t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.hoverBackgroundColor,a,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.hoverBorderColor,a,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.hoverBorderWidth,a,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.backgroundColor=t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),t._model.borderColor=t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),t._model.borderWidth=t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth)},calculateCircumference:function(t){if(isNaN(t))return 0;var i=e.where(this.getDataset().data,function(t){return isNaN(t)}).length;return 2*Math.PI/(this.getDataset().data.length-i)}})}},{}],20:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.radar={scale:{type:"radialLinear"},elements:{line:{tension:0}}},t.controllers.radar=t.DatasetController.extend({linkScales:function(){},addElements:function(){this.getDataset().metaData=this.getDataset().metaData||[],this.getDataset().metaDataset=this.getDataset().metaDataset||new t.elements.Line({_chart:this.chart.chart,_datasetIndex:this.index,_points:this.getDataset().metaData,_loop:!0}),e.each(this.getDataset().data,function(e,i){this.getDataset().metaData[i]=this.getDataset().metaData[i]||new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:i,_model:{x:0,y:0}})},this)},addElementAndReset:function(e){this.getDataset().metaData=this
return window.setTimeout(t,1e3/60)}}(),s.cancelAnimFrame=function(){return window.cancelAnimationFrame||window.webkitCancelAnimationFrame||window.mozCancelAnimationFrame||window.oCancelAnimationFrame||window.msCancelAnimationFrame||function(t){return window.clearTimeout(t,1e3/60)}}(),s.getRelativePosition=function(t,e){var i,a,o=t.originalEvent||t,n=t.currentTarget||t.srcElement,r=n.getBoundingClientRect();o.touches&&o.touches.length>0?(i=o.touches[0].clientX,a=o.touches[0].clientY):(i=o.clientX,a=o.clientY);var h=parseFloat(s.getStyle(n,"padding-left")),l=parseFloat(s.getStyle(n,"padding-top")),c=parseFloat(s.getStyle(n,"padding-right")),d=parseFloat(s.getStyle(n,"padding-bottom")),u=r.right-r.left-h-c,g=r.bottom-r.top-l-d;return i=Math.round((i-r.left-h)/u*n.width/e.currentDevicePixelRatio),a=Math.round((a-r.top-l)/g*n.height/e.currentDevicePixelRatio),{x:i,y:a}},s.addEvent=function(t,e,i){t.addEventListener?t.addEventListener(e,i):t.attachEvent?t.attachEvent("on"+e,i):t["on"+e]=i},s.removeEvent=function(t,e,i){t.removeEventListener?t.removeEventListener(e,i,!1):t.detachEvent?t.detachEvent("on"+e,i):t["on"+e]=s.noop},s.bindEvents=function(t,e,i){t.events||(t.events={}),s.each(e,function(e){t.events[e]=function(){i.apply(t,arguments)},s.addEvent(t.chart.canvas,e,t.events[e])})},s.unbindEvents=function(t,e){s.each(e,function(e,i){s.removeEvent(t.chart.canvas,i,e)})},s.getConstraintWidth=function(t){return i(t,"max-width","clientWidth")},s.getConstraintHeight=function(t){return i(t,"max-height","clientHeight")},s.getMaximumWidth=function(t){var e=t.parentNode,i=parseInt(s.getStyle(e,"padding-left"))+parseInt(s.getStyle(e,"padding-right")),a=e.clientWidth-i,o=s.getConstraintWidth(t);return void 0!==o&&(a=Math.min(a,o)),a},s.getMaximumHeight=function(t){var e=t.parentNode,i=parseInt(s.getStyle(e,"padding-top"))+parseInt(s.getStyle(e,"padding-bottom")),a=e.clientHeight-i,o=s.getConstraintHeight(t);return void 0!==o&&(a=Math.min(a,o)),a},s.getStyle=function(t,e){return t.currentStyle?t.currentStyle[e]:document.defaultView.getComputedStyle(t,null).getPropertyValue(e)},s.retinaScale=function(t){var e=t.ctx,i=t.canvas.width,a=t.canvas.height,s=t.currentDevicePixelRatio=window.devicePixelRatio||1;1!==s&&(e.canvas.height=a*s,e.canvas.width=i*s,e.scale(s,s),t.originalDevicePixelRatio=t.originalDevicePixelRatio||s),e.canvas.style.width=i+"px",e.canvas.style.height=a+"px"},s.clear=function(t){t.ctx.clearRect(0,0,t.width,t.height)},s.fontString=function(t,e,i){return e+" "+t+"px "+i},s.longestText=function(t,e,i,a){a=a||{},a.data=a.data||{},a.garbageCollect=a.garbageCollect||[],a.font!==e&&(a.data={},a.garbageCollect=[],a.font=e),t.font=e;var o=0;s.each(i,function(e){if(void 0!==e&&null!==e){var i=a.data[e];i||(i=a.data[e]=t.measureText(e).width,a.garbageCollect.push(e)),i>o&&(o=i)}});var n=a.garbageCollect.length/2;if(n>i.length){for(var r=0;n>r;r++)delete a.data[a.garbageCollect[r]];a.garbageCollect.splice(0,n)}return o},s.drawRoundedRectangle=function(t,e,i,a,s,o){t.beginPath(),t.moveTo(e+o,i),t.lineTo(e+a-o,i),t.quadraticCurveTo(e+a,i,e+a,i+o),t.lineTo(e+a,i+s-o),t.quadraticCurveTo(e+a,i+s,e+a-o,i+s),t.lineTo(e+o,i+s),t.quadraticCurveTo(e,i+s,e,i+s-o),t.lineTo(e,i+o),t.quadraticCurveTo(e,i,e+o,i),t.closePath()},s.color=function(e){return a?a(e instanceof CanvasGradient?t.defaults.global.defaultColor:e):(console.log("Color.js not found!"),e)},s.addResizeListener=function(t,e){var i=document.createElement("iframe"),a="chartjs-hidden-iframe";i.classlist?i.classlist.add(a):i.setAttribute("class",a),i.style.width="100%",i.style.display="block",i.style.border=0,i.style.height=0,i.style.margin=0,i.style.position="absolute",i.style.left=0,i.style.right=0,i.style.top=0,i.style.bottom=0,t.insertBefore(i,t.firstChild),(i.contentWindow||i).onresize=function(){e&&e()}},s.removeResizeListener=function(t){var e=t.querySelector(".chartjs-hidden-iframe");e&&e.parentNode.removeChild(e)},s.isArray=function(t){return Array.isArray?Array.isArray(t):"[object Array]"===Object.prototype.toString.call(t)},s.pushAllIfDefined=function(t,e){"undefined"!=typ
_footerAlign:e.tooltips.footerAlign,footerSpacing:e.tooltips.footerSpacing,footerMarginTop:e.tooltips.footerMarginTop,caretSize:e.tooltips.caretSize,cornerRadius:e.tooltips.cornerRadius,backgroundColor:e.tooltips.backgroundColor,opacity:0,legendColorBackground:e.tooltips.multiKeyBackground}})},getTitle:function(){var t=this._options.tooltips.callbacks.beforeTitle.apply(this,arguments),i=this._options.tooltips.callbacks.title.apply(this,arguments),a=this._options.tooltips.callbacks.afterTitle.apply(this,arguments),s=[];return s=e(s,t),s=e(s,i),s=e(s,a)},getBeforeBody:function(){var t=this._options.tooltips.callbacks.beforeBody.apply(this,arguments);return i.isArray(t)?t:void 0!==t?[t]:[]},getBody:function(t,e){var a=[];return i.each(t,function(t){i.pushAllIfDefined(this._options.tooltips.callbacks.beforeLabel.call(this,t,e),a),i.pushAllIfDefined(this._options.tooltips.callbacks.label.call(this,t,e),a),i.pushAllIfDefined(this._options.tooltips.callbacks.afterLabel.call(this,t,e),a)},this),a},getAfterBody:function(){var t=this._options.tooltips.callbacks.afterBody.apply(this,arguments);return i.isArray(t)?t:void 0!==t?[t]:[]},getFooter:function(){var t=this._options.tooltips.callbacks.beforeFooter.apply(this,arguments),i=this._options.tooltips.callbacks.footer.apply(this,arguments),a=this._options.tooltips.callbacks.afterFooter.apply(this,arguments),s=[];return s=e(s,t),s=e(s,i),s=e(s,a)},getAveragePosition:function(t){if(!t.length)return!1;var e=[],a=[];i.each(t,function(t){if(t){var i=t.tooltipPosition();e.push(i.x),a.push(i.y)}});for(var s=0,o=0,n=0;n<e.length;n++)s+=e[n],o+=a[n];return{x:Math.round(s/e.length),y:Math.round(o/e.length)}},update:function(t){if(this._active.length){this._model.opacity=1;var e,a=this._active[0],s=[],o=[];if("single"===this._options.tooltips.mode){var n=a._yScale||a._scale;o.push({xLabel:a._xScale?a._xScale.getLabelForIndex(a._index,a._datasetIndex):"",yLabel:n?n.getLabelForIndex(a._index,a._datasetIndex):"",index:a._index,datasetIndex:a._datasetIndex}),e=this.getAveragePosition(this._active)}else i.each(this._data.datasets,function(t,e){if(i.isDatasetVisible(t)){var s=t.metaData[a._index];if(s){var n=a._yScale||a._scale;o.push({xLabel:s._xScale?s._xScale.getLabelForIndex(s._index,s._datasetIndex):"",yLabel:n?n.getLabelForIndex(s._index,s._datasetIndex):"",index:a._index,datasetIndex:e})}}},null,a._yScale.options.stacked),i.each(this._active,function(t){t&&s.push({borderColor:t._view.borderColor,backgroundColor:t._view.backgroundColor})},null,a._yScale.options.stacked),e=this.getAveragePosition(this._active),e.y=this._active[0]._yScale.getPixelForDecimal(.5);i.extend(this._model,{title:this.getTitle(o,this._data),beforeBody:this.getBeforeBody(o,this._data),body:this.getBody(o,this._data),afterBody:this.getAfterBody(o,this._data),footer:this.getFooter(o,this._data)}),i.extend(this._model,{x:Math.round(e.x),y:Math.round(e.y),caretPadding:i.getValueOrDefault(e.padding,2),labelColors:s});var r=this.getTooltipSize(this._model);this.determineAlignment(r),i.extend(this._model,this.getBackgroundPoint(this._model,r))}else this._model.opacity=0;return t&&this._options.tooltips.custom&&this._options.tooltips.custom.call(this,this._model),this},getTooltipSize:function(t){var e=this._chart.ctx,a={height:2*t.yPadding,width:0},s=t.body.length+t.beforeBody.length+t.afterBody.length;return a.height+=t.title.length*t.titleFontSize,a.height+=(t.title.length-1)*t.titleSpacing,a.height+=t.title.length?t.titleMarginBottom:0,a.height+=s*t.bodyFontSize,a.height+=s?(s-1)*t.bodySpacing:0,a.height+=t.footer.length?t.footerMarginTop:0,a.height+=t.footer.length*t.footerFontSize,a.height+=t.footer.length?(t.footer.length-1)*t.footerSpacing:0,e.font=i.fontString(t.titleFontSize,t._titleFontStyle,t._titleFontFamily),i.each(t.title,function(t){a.width=Math.max(a.width,e.measureText(t).width)}),e.font=i.fontString(t.bodyFontSize,t._bodyFontStyle,t._bodyFontFamily),i.each(t.beforeBody.concat(t.afterBody),function(t){a.width=Math.max(a.width,e.measureText(t).width)}),i.each(t.body,function(i){a.width=Math.max(a.width,e.measur
},{name:"day",steps:[1,2,5]},{name:"week",maxStep:4},{name:"month",maxStep:3},{name:"quarter",maxStep:4},{name:"year",maxStep:!1}]},s={position:"bottom",time:{parser:!1,format:!1,unit:!1,round:!1,displayFormat:!1,displayFormats:{millisecond:"h:mm:ss.SSS a",second:"h:mm:ss a",minute:"h:mm:ss a",hour:"MMM D, hA",day:"ll",week:"ll",month:"MMM YYYY",quarter:"[Q]Q - YYYY",year:"YYYY"}},ticks:{autoSkip:!1}},o=t.Scale.extend({initialize:function(){if(!a)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");t.Scale.prototype.initialize.call(this)},getLabelMoment:function(t,e){return this.labelMoments[t][e]},determineDataLimits:function(){this.labelMoments=[];var t=[];this.chart.data.labels&&this.chart.data.labels.length>0?(e.each(this.chart.data.labels,function(e,i){var a=this.parseTime(e);this.options.time.round&&a.startOf(this.options.time.round),t.push(a)},this),this.firstTick=a.min.call(this,t),this.lastTick=a.max.call(this,t)):(this.firstTick=null,this.lastTick=null),e.each(this.chart.data.datasets,function(i,s){var o=[];"object"==typeof i.data[0]?e.each(i.data,function(t,e){var i=this.parseTime(this.getRightValue(t));this.options.time.round&&i.startOf(this.options.time.round),o.push(i),this.firstTick=null!==this.firstTick?a.min(this.firstTick,i):i,this.lastTick=null!==this.lastTick?a.max(this.lastTick,i):i},this):o=t,this.labelMoments.push(o)},this),this.options.time.min&&(this.firstTick=this.parseTime(this.options.time.min)),this.options.time.max&&(this.lastTick=this.parseTime(this.options.time.max)),this.firstTick=(this.firstTick||a()).clone(),this.lastTick=(this.lastTick||a()).clone()},buildTicks:function(a){this.ctx.save();var s=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),o=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),n=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),r=e.fontString(s,o,n);if(this.ctx.font=r,this.ticks=[],this.unitScale=1,this.scaleSizeInUnits=0,this.options.time.unit)this.tickUnit=this.options.time.unit||"day",this.displayFormat=this.options.time.displayFormats[this.tickUnit],this.scaleSizeInUnits=this.lastTick.diff(this.firstTick,this.tickUnit,!0),this.unitScale=e.getValueOrDefault(this.options.time.unitStepSize,1);else{var h=this.isHorizontal()?this.width-(this.paddingLeft+this.paddingRight):this.height-(this.paddingTop+this.paddingBottom),l=this.tickFormatFunction(this.firstTick,0,[]),c=this.ctx.measureText(l).width,d=Math.cos(e.toRadians(this.options.ticks.maxRotation)),u=Math.sin(e.toRadians(this.options.ticks.maxRotation));c=c*d+s*u;var g=h/c;this.tickUnit="millisecond",this.scaleSizeInUnits=this.lastTick.diff(this.firstTick,this.tickUnit,!0),this.displayFormat=this.options.time.displayFormats[this.tickUnit];for(var f=0,m=i.units[f];f<i.units.length;){if(this.unitScale=1,e.isArray(m.steps)&&Math.ceil(this.scaleSizeInUnits/g)<e.max(m.steps)){for(var p=0;p<m.steps.length;++p)if(m.steps[p]>=Math.ceil(this.scaleSizeInUnits/g)){this.unitScale=e.getValueOrDefault(this.options.time.unitStepSize,m.steps[p]);break}break}if(m.maxStep===!1||Math.ceil(this.scaleSizeInUnits/g)<m.maxStep){this.unitScale=e.getValueOrDefault(this.options.time.unitStepSize,Math.ceil(this.scaleSizeInUnits/g));break}++f,m=i.units[f],this.tickUnit=m.name,this.scaleSizeInUnits=this.lastTick.diff(this.firstTick,this.tickUnit,!0),this.displayFormat=this.options.time.displayFormats[m.name]}}var b;this.options.time.min?b=this.firstTick.clone().startOf(this.tickUnit):(this.firstTick.startOf(this.tickUnit),b=this.firstTick),this.options.time.max||this.lastTick.endOf(this.tickUnit),this.smallestLabelSeparation=this.width,e.each(this.chart.data.datasets,function(t,e){for(var i=1;i<this.labelMoments[e].length;i++)this.smallestLabelSeparation=Math.min(this.smallestLabelSeparation,this.labelMoments[e][i].diff(this.labelMoments[e][i-1],this.tickUnit,!0))},this),this.options.time.displayFormat&&(this.displayFormat=this.options.time.d