14 lines
137 KiB
JavaScript
14 lines
137 KiB
JavaScript
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/*!
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* Chart.js
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* http://chartjs.org/
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* Version: 2.2.1
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*
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* Copyright 2016 Nick Downie
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* Released under the MIT license
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* https://github.com/chartjs/Chart.js/blob/master/LICENSE.md
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*/
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!function(t){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=t();else if("function"==typeof define&&define.amd)define([],t);else{var e;e="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,e.Chart=t()}}(function(){return function t(e,a,i){function n(r,l){if(!a[r]){if(!e[r]){var s="function"==typeof require&&require;if(!l&&s)return s(r,!0);if(o)return o(r,!0);var d=new Error("Cannot find module '"+r+"'");throw d.code="MODULE_NOT_FOUND",d}var u=a[r]={exports:{}};e[r][0].call(u.exports,function(t){var a=e[r][1][t];return n(a?a:t)},u,u.exports,t,e,a,i)}return a[r].exports}for(var o="function"==typeof require&&require,r=0;r<i.length;r++)n(i[r]);return n}({1:[function(t,e,a){},{}],2:[function(t,e,a){function i(t){if(t){var e=/^#([a-fA-F0-9]{3})$/,a=/^#([a-fA-F0-9]{6})$/,i=/^rgba?\(\s*([+-]?\d+)\s*,\s*([+-]?\d+)\s*,\s*([+-]?\d+)\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)$/,n=/^rgba?\(\s*([+-]?[\d\.]+)\%\s*,\s*([+-]?[\d\.]+)\%\s*,\s*([+-]?[\d\.]+)\%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)$/,o=/(\w+)/,r=[0,0,0],l=1,s=t.match(e);if(s){s=s[1];for(var d=0;d<r.length;d++)r[d]=parseInt(s[d]+s[d],16)}else if(s=t.match(a)){s=s[1];for(var d=0;d<r.length;d++)r[d]=parseInt(s.slice(2*d,2*d+2),16)}else if(s=t.match(i)){for(var d=0;d<r.length;d++)r[d]=parseInt(s[d+1]);l=parseFloat(s[4])}else if(s=t.match(n)){for(var d=0;d<r.length;d++)r[d]=Math.round(2.55*parseFloat(s[d+1]));l=parseFloat(s[4])}else if(s=t.match(o)){if("transparent"==s[1])return[0,0,0,0];if(r=y[s[1]],!r)return}for(var d=0;d<r.length;d++)r[d]=v(r[d],0,255);return l=l||0==l?v(l,0,1):1,r[3]=l,r}}function n(t){if(t){var e=/^hsla?\(\s*([+-]?\d+)(?:deg)?\s*,\s*([+-]?[\d\.]+)%\s*,\s*([+-]?[\d\.]+)%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)/,a=t.match(e);if(a){var i=parseFloat(a[4]),n=v(parseInt(a[1]),0,360),o=v(parseFloat(a[2]),0,100),r=v(parseFloat(a[3]),0,100),l=v(isNaN(i)?1:i,0,1);return[n,o,r,l]}}}function o(t){if(t){var e=/^hwb\(\s*([+-]?\d+)(?:deg)?\s*,\s*([+-]?[\d\.]+)%\s*,\s*([+-]?[\d\.]+)%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)/,a=t.match(e);if(a){var i=parseFloat(a[4]),n=v(parseInt(a[1]),0,360),o=v(parseFloat(a[2]),0,100),r=v(parseFloat(a[3]),0,100),l=v(isNaN(i)?1:i,0,1);return[n,o,r,l]}}}function r(t){var e=i(t);return e&&e.slice(0,3)}function l(t){var e=n(t);return e&&e.slice(0,3)}function s(t){var e=i(t);return e?e[3]:(e=n(t))?e[3]:(e=o(t))?e[3]:void 0}function d(t){return"#"+x(t[0])+x(t[1])+x(t[2])}function u(t,e){return 1>e||t[3]&&t[3]<1?c(t,e):"rgb("+t[0]+", "+t[1]+", "+t[2]+")"}function c(t,e){return void 0===e&&(e=void 0!==t[3]?t[3]:1),"rgba("+t[0]+", "+t[1]+", "+t[2]+", "+e+")"}function h(t,e){if(1>e||t[3]&&t[3]<1)return f(t,e);var a=Math.round(t[0]/255*100),i=Math.round(t[1]/255*100),n=Math.round(t[2]/255*100);return"rgb("+a+"%, "+i+"%, "+n+"%)"}function f(t,e){var a=Math.round(t[0]/255*100),i=Math.round(t[1]/255*100),n=Math.round(t[2]/255*100);return"rgba("+a+"%, "+i+"%, "+n+"%, "+(e||t[3]||1)+")"}function g(t,e){return 1>e||t[3]&&t[3]<1?p(t,e):"hsl("+t[0]+", "+t[1]+"%, "+t[2]+"%)"}function p(t,e){return void 0===e&&(e=void 0!==t[3]?t[3]:1),"hsla("+t[0]+", "+t[1]+"%, "+t[2]+"%, "+e+")"}function m(t,e){return void 0===e&&(e=void 0!==t[3]?t[3]:1),"hwb("+t[0]+", "+t[1]+"%, "+t[2]+"%"+(void 0!==e&&1!==e?", "+e:"")+")"}function b(t){return k[t.slice(0,3)]}function v(t,e,a){return Math.min(Math.max(e,t),a)}function x(t){var e=t.toString(16).toUpperCase();return e.length<2?"0"+e:e}var y=t(6);e.exports={getRgba:i,getHsla:n,getRgb:r,getHsl:l,getHwb:o,getAlpha:s,hexString:d,rgbString:u,rgbaString:c,percentString:h,percentaString:f,hslString:g,hslaString:p,hwbString:m,keyword:b};var k={};for(var S in y)k[y[S]]=S},{6:6}],3:[function(t,e,a){var i=t(5),n=t(2),o=function(t){if(t instanceof o)return t;if(!(this instanceof o))return new o(t);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};var e;if("string"==typeof t)if(e=n.getRgba(t))this.setValues("rgb",e);else if(e=n.getHsla(t))this.setValues("hsl",e);else{if(!(e=n.getHwb(t)))throw new Error('Unable to parse color from string "'+t+'"');this.setValues("hwb",
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if(n.options.stacked){for(var r=a.chart,l=r.data.datasets,s=Number(l[t].data[e]),d=0;t>d;d++){var u=l[d],c=r.getDatasetMeta(d);if(c.bar&&c.xAxisID===n.id&&r.isDatasetVisible(d)){var h=Number(u.data[e]);o+=0>s?Math.min(h,0):Math.max(h,0)}}return n.getPixelForValue(o)}return n.getBasePixel()},getRuler:function(t){var e,a=this,i=a.getMeta(),n=a.getScaleForId(i.yAxisID),o=a.getBarCount();e="category"===n.options.type?n.getPixelForTick(t+1)-n.getPixelForTick(t):n.width/n.ticks.length;var r=e*n.options.categoryPercentage,l=(e-e*n.options.categoryPercentage)/2,s=r/o;if(n.ticks.length!==a.chart.data.labels.length){var d=n.ticks.length/a.chart.data.labels.length;s*=d}var u=s*n.options.barPercentage,c=s-s*n.options.barPercentage;return{datasetCount:o,tickHeight:e,categoryHeight:r,categorySpacing:l,fullBarHeight:s,barHeight:u,barSpacing:c}},calculateBarHeight:function(t){var e=this,a=e.getScaleForId(e.getMeta().yAxisID);if(a.options.barThickness)return a.options.barThickness;var i=e.getRuler(t);return a.options.stacked?i.categoryHeight:i.barHeight},calculateBarX:function(t,e){var a=this,i=a.getMeta(),n=a.getScaleForId(i.xAxisID),o=Number(a.getDataset().data[t]);if(n.options.stacked){for(var r=0,l=0,s=0;e>s;s++){var d=a.chart.data.datasets[s],u=a.chart.getDatasetMeta(s);if(u.bar&&u.xAxisID===n.id&&a.chart.isDatasetVisible(s)){var c=Number(d.data[t]);0>c?l+=c||0:r+=c||0}}return 0>o?n.getPixelForValue(l+o):n.getPixelForValue(r+o)}return n.getPixelForValue(o)},calculateBarY:function(t,e){var a=this,i=a.getMeta(),n=a.getScaleForId(i.yAxisID),o=a.getBarIndex(e),r=a.getRuler(t),l=n.getPixelForValue(null,t,e,a.chart.isCombo);return l-=a.chart.isCombo?r.tickHeight/2:0,n.options.stacked?l+r.categoryHeight/2+r.categorySpacing:l+r.barHeight/2+r.categorySpacing+r.barHeight*o+r.barSpacing/2+r.barSpacing*o}})}},{}],16:[function(t,e,a){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.bubble={hover:{mode:"single"},scales:{xAxes:[{type:"linear",position:"bottom",id:"x-axis-0"}],yAxes:[{type:"linear",position:"left",id:"y-axis-0"}]},tooltips:{callbacks:{title:function(){return""},label:function(t,e){var a=e.datasets[t.datasetIndex].label||"",i=e.datasets[t.datasetIndex].data[t.index];return a+": ("+i.x+", "+i.y+", "+i.r+")"}}}},t.controllers.bubble=t.DatasetController.extend({dataElementType:t.elements.Point,update:function(t){var a=this,i=a.getMeta(),n=i.data;e.each(n,function(e,i){a.updateElement(e,i,t)})},updateElement:function(a,i,n){var o=this,r=o.getMeta(),l=o.getScaleForId(r.xAxisID),s=o.getScaleForId(r.yAxisID),d=a.custom||{},u=o.getDataset(),c=u.data[i],h=o.chart.options.elements.point,f=o.index;e.extend(a,{_xScale:l,_yScale:s,_datasetIndex:f,_index:i,_model:{x:n?l.getPixelForDecimal(.5):l.getPixelForValue("object"==typeof c?c:NaN,i,f,o.chart.isCombo),y:n?s.getBasePixel():s.getPixelForValue(c,i,f),radius:n?0:d.radius?d.radius:o.getRadius(c),hitRadius:d.hitRadius?d.hitRadius:e.getValueAtIndexOrDefault(u.hitRadius,i,h.hitRadius)}}),t.DatasetController.prototype.removeHoverStyle.call(o,a,h);var g=a._model;g.skip=d.skip?d.skip:isNaN(g.x)||isNaN(g.y),a.pivot()},getRadius:function(t){return t.r||this.chart.options.elements.point.radius},setHoverStyle:function(a){var i=this;t.DatasetController.prototype.setHoverStyle.call(i,a);var n=i.chart.data.datasets[a._datasetIndex],o=a._index,r=a.custom||{},l=a._model;l.radius=r.hoverRadius?r.hoverRadius:e.getValueAtIndexOrDefault(n.hoverRadius,o,i.chart.options.elements.point.hoverRadius)+i.getRadius(n.data[o])},removeHoverStyle:function(e){var a=this;t.DatasetController.prototype.removeHoverStyle.call(a,e,a.chart.options.elements.point);var i=a.chart.data.datasets[e._datasetIndex].data[e._index],n=e.custom||{},o=e._model;o.radius=n.radius?n.radius:a.getRadius(i)}})}},{}],17:[function(t,e,a){"use strict";e.exports=function(t){var e=t.helpers,a=t.defaults;a.doughnut={animation:{animateRotate:!0,animateScale:!1},aspectRatio:1,hover:{mode:"single"},legendCallback:function(t){var e=[];e.push('<ul class="'+t.id+'-legend">');var a=t.data,i=a.datasets,n=a.labels;if(i.length)for(var o=0;o<i[0].data.len
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},generateLegend:function(){return this.options.legendCallback(this)},destroy:function(){var a=this;a.stop(),a.clear(),e.unbindEvents(a,a.events),e.removeResizeListener(a.chart.canvas.parentNode);var i=a.chart.canvas;i.width=a.chart.width,i.height=a.chart.height,void 0!==a.chart.originalDevicePixelRatio&&a.chart.ctx.scale(1/a.chart.originalDevicePixelRatio,1/a.chart.originalDevicePixelRatio),i.style.width=a.chart.originalCanvasStyleWidth,i.style.height=a.chart.originalCanvasStyleHeight,t.plugins.notify("destroy",[a]),delete t.instances[a.id]},toBase64Image:function(){return this.chart.canvas.toDataURL.apply(this.chart.canvas,arguments)},initToolTip:function(){var e=this;e.tooltip=new t.Tooltip({_chart:e.chart,_chartInstance:e,_data:e.data,_options:e.options.tooltips},e)},bindEvents:function(){var t=this;e.bindEvents(t,t.options.events,function(e){t.eventHandler(e)})},updateHoverStyle:function(t,e,a){var i,n,o,r=a?"setHoverStyle":"removeHoverStyle";switch(e){case"single":t=[t[0]];break;case"label":case"dataset":case"x-axis":break;default:return}for(n=0,o=t.length;o>n;++n)i=t[n],i&&this.getDatasetMeta(i._datasetIndex).controller[r](i)},eventHandler:function(t){var a=this,i=a.tooltip,n=a.options||{},o=n.hover,r=n.tooltips;return a.lastActive=a.lastActive||[],a.lastTooltipActive=a.lastTooltipActive||[],"mouseout"===t.type?(a.active=[],a.tooltipActive=[]):(a.active=a.getElementsAtEventForMode(t,o.mode),a.tooltipActive=a.getElementsAtEventForMode(t,r.mode)),o.onHover&&o.onHover.call(a,a.active),("mouseup"===t.type||"click"===t.type)&&(n.onClick&&n.onClick.call(a,t,a.active),a.legend&&a.legend.handleEvent&&a.legend.handleEvent(t)),a.lastActive.length&&a.updateHoverStyle(a.lastActive,o.mode,!1),a.active.length&&o.mode&&a.updateHoverStyle(a.active,o.mode,!0),(r.enabled||r.custom)&&(i.initialize(),i._active=a.tooltipActive,i.update(!0)),i.pivot(),a.animating||e.arrayEquals(a.active,a.lastActive)&&e.arrayEquals(a.tooltipActive,a.lastTooltipActive)||(a.stop(),(r.enabled||r.custom)&&i.update(!0),a.render(o.animationDuration,!0)),a.lastActive=a.active,a.lastTooltipActive=a.tooltipActive,a}})}},{}],24:[function(t,e,a){"use strict";e.exports=function(t){var e=t.helpers,a=e.noop;t.DatasetController=function(t,e){this.initialize.call(this,t,e)},e.extend(t.DatasetController.prototype,{datasetElementType:null,dataElementType:null,initialize:function(t,e){var a=this;a.chart=t,a.index=e,a.linkScales(),a.addElements()},updateIndex:function(t){this.index=t},linkScales:function(){var t=this,e=t.getMeta(),a=t.getDataset();null===e.xAxisID&&(e.xAxisID=a.xAxisID||t.chart.options.scales.xAxes[0].id),null===e.yAxisID&&(e.yAxisID=a.yAxisID||t.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(t){return this.chart.scales[t]},reset:function(){this.update(!0)},createMetaDataset:function(){var t=this,e=t.datasetElementType;return e&&new e({_chart:t.chart.chart,_datasetIndex:t.index})},createMetaData:function(t){var e=this,a=e.dataElementType;return a&&new a({_chart:e.chart.chart,_datasetIndex:e.index,_index:t})},addElements:function(){var t,e,a=this,i=a.getMeta(),n=a.getDataset().data||[],o=i.data;for(t=0,e=n.length;e>t;++t)o[t]=o[t]||a.createMetaData(i,t);i.dataset=i.dataset||a.createMetaDataset()},addElementAndReset:function(t){var e=this,a=e.createMetaData(t);e.getMeta().data.splice(t,0,a),e.updateElement(a,t,!0)},buildOrUpdateElements:function(){var t=this.getMeta(),e=t.data,a=this.getDataset().data.length,i=e.length;if(i>a)e.splice(a,i-a);else if(a>i)for(var n=i;a>n;++n)this.addElementAndReset(n)},update:a,draw:function(t){var a=t||1;e.each(this.getMeta().data,function(t){t.transition(a).draw()})},removeHoverStyle:function(t,a){var i=this.chart.data.datasets[t._datasetIndex],n=t._index,o=t.custom||{},r=e.getValueAtIndexOrDefault,l=t._model;l.backgroundColor=o.backgroundColor?o.backgroundColor:r(i.backgroundColor,n,a.backgroundColor),l.borderColor=o.borderColor?o.borderColor:r(i.borderColor,n,a.borderColor),l.bord
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},fit:function(){var a=this,i=a.minSize={width:0,height:0},n=a.options,o=t.defaults.global,r=n.ticks,l=n.scaleLabel,s=n.display,d=a.isHorizontal(),u=e.getValueOrDefault(r.fontSize,o.defaultFontSize),c=e.getValueOrDefault(r.fontStyle,o.defaultFontStyle),h=e.getValueOrDefault(r.fontFamily,o.defaultFontFamily),f=e.fontString(u,c,h),g=e.getValueOrDefault(l.fontSize,o.defaultFontSize),p=n.gridLines.tickMarkLength;if(d?i.width=a.isFullWidth()?a.maxWidth-a.margins.left-a.margins.right:a.maxWidth:i.width=s?p:0,d?i.height=s?p:0:i.height=a.maxHeight,l.display&&s&&(d?i.height+=1.5*g:i.width+=1.5*g),r.display&&s){a.longestTextCache||(a.longestTextCache={});var m=e.longestText(a.ctx,f,a.ticks,a.longestTextCache),b=e.numberOfLabelLines(a.ticks),v=.5*u;if(d){a.longestLabelWidth=m;var x=Math.sin(e.toRadians(a.labelRotation))*a.longestLabelWidth+u*b+v*b;i.height=Math.min(a.maxHeight,i.height+x),a.ctx.font=f;var y=a.ctx.measureText(a.ticks[0]).width,k=a.ctx.measureText(a.ticks[a.ticks.length-1]).width,S=Math.cos(e.toRadians(a.labelRotation)),w=Math.sin(e.toRadians(a.labelRotation));a.paddingLeft=0!==a.labelRotation?S*y+3:y/2+3,a.paddingRight=0!==a.labelRotation?w*(u/2)+3:k/2+3}else{var C=a.maxWidth-i.width,M=r.mirror;M?m=0:m+=a.options.ticks.padding,C>m?i.width+=m:i.width=a.maxWidth,a.paddingTop=u/2,a.paddingBottom=u/2}}a.margins&&(a.paddingLeft=Math.max(a.paddingLeft-a.margins.left,0),a.paddingTop=Math.max(a.paddingTop-a.margins.top,0),a.paddingRight=Math.max(a.paddingRight-a.margins.right,0),a.paddingBottom=Math.max(a.paddingBottom-a.margins.bottom,0)),a.width=i.width,a.height=i.height},afterFit:function(){e.callCallback(this.options.afterFit,[this])},isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},isFullWidth:function(){return this.options.fullWidth},getRightValue:function(t){return null===t||"undefined"==typeof t?NaN:"number"==typeof t&&isNaN(t)?NaN:"object"==typeof t?t instanceof Date||t.isValid?t:this.getRightValue(this.isHorizontal()?t.x:t.y):t},getLabelForIndex:e.noop,getPixelForValue:e.noop,getValueForPixel:e.noop,getPixelForTick:function(t,e){var a=this;if(a.isHorizontal()){var i=a.width-(a.paddingLeft+a.paddingRight),n=i/Math.max(a.ticks.length-(a.options.gridLines.offsetGridLines?0:1),1),o=n*t+a.paddingLeft;e&&(o+=n/2);var r=a.left+Math.round(o);return r+=a.isFullWidth()?a.margins.left:0}var l=a.height-(a.paddingTop+a.paddingBottom);return a.top+t*(l/(a.ticks.length-1))},getPixelForDecimal:function(t){var e=this;if(e.isHorizontal()){var a=e.width-(e.paddingLeft+e.paddingRight),i=a*t+e.paddingLeft,n=e.left+Math.round(i);return n+=e.isFullWidth()?e.margins.left:0}return e.top+t*e.height},getBasePixel:function(){var t=this,e=t.min,a=t.max;return t.getPixelForValue(t.beginAtZero?0:0>e&&0>a?a:e>0&&a>0?e:0)},draw:function(a){var i=this,n=i.options;if(n.display){var o,r,l=i.ctx,s=t.defaults.global,d=n.ticks,u=n.gridLines,c=n.scaleLabel,h=0!==i.labelRotation,f=d.autoSkip,g=i.isHorizontal();d.maxTicksLimit&&(r=d.maxTicksLimit);var p=e.getValueOrDefault(d.fontColor,s.defaultFontColor),m=e.getValueOrDefault(d.fontSize,s.defaultFontSize),b=e.getValueOrDefault(d.fontStyle,s.defaultFontStyle),v=e.getValueOrDefault(d.fontFamily,s.defaultFontFamily),x=e.fontString(m,b,v),y=u.tickMarkLength,k=e.getValueOrDefault(c.fontColor,s.defaultFontColor),S=e.getValueOrDefault(c.fontSize,s.defaultFontSize),w=e.getValueOrDefault(c.fontStyle,s.defaultFontStyle),C=e.getValueOrDefault(c.fontFamily,s.defaultFontFamily),M=e.fontString(S,w,C),D=e.toRadians(i.labelRotation),A=Math.cos(D),I=i.longestLabelWidth*A;l.fillStyle=p;var T=[];if(g){if(o=!1,h&&(I/=2),(I+d.autoSkipPadding)*i.ticks.length>i.width-(i.paddingLeft+i.paddingRight)&&(o=1+Math.floor((I+d.autoSkipPadding)*i.ticks.length/(i.width-(i.paddingLeft+i.paddingRight)))),r&&i.ticks.length>r)for(;!o||i.ticks.length/(o||1)>r;)o||(o=1),o+=1;f||(o=!1)}var F="right"===n.position?i.left:i.right-y,P="right"===n.position?i.left+y:i.right,R="bottom"===n.position?i.top:i.bottom-y,_="bottom"===n.position?i.top+y:i.bottom;if(e.each(i.ticks,function(t,r){if(void 0!==t&&nul
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},setDimensions:function(){var t=this,i=t.options,n=i.ticks;t.width=t.maxWidth,t.height=t.maxHeight,t.xCenter=Math.round(t.width/2),t.yCenter=Math.round(t.height/2);var o=e.min([t.height,t.width]),r=e.getValueOrDefault(n.fontSize,a.defaultFontSize);t.drawingArea=i.display?o/2-(r/2+n.backdropPaddingY):o/2},determineDataLimits:function(){var t=this,a=t.chart;t.min=null,t.max=null,e.each(a.data.datasets,function(i,n){if(a.isDatasetVisible(n)){var o=a.getDatasetMeta(n);e.each(i.data,function(e,a){var i=+t.getRightValue(e);isNaN(i)||o.data[a].hidden||(null===t.min?t.min=i:i<t.min&&(t.min=i),null===t.max?t.max=i:i>t.max&&(t.max=i))})}}),t.handleTickRangeOptions()},getTickLimit:function(){var t=this.options.ticks,i=e.getValueOrDefault(t.fontSize,a.defaultFontSize);return Math.min(t.maxTicksLimit?t.maxTicksLimit:11,Math.ceil(this.drawingArea/(1.5*i)))},convertTicksToLabels:function(){var e=this;t.LinearScaleBase.prototype.convertTicksToLabels.call(e),e.pointLabels=e.chart.data.labels.map(e.options.pointLabels.callback,e)},getLabelForIndex:function(t,e){return+this.getRightValue(this.chart.data.datasets[e].data[t])},fit:function(){var t,i,n,o,r,l,s,d,u,c,h,f,g=this.options.pointLabels,p=e.getValueOrDefault(g.fontSize,a.defaultFontSize),m=e.getValueOrDefault(g.fontStyle,a.defaultFontStyle),b=e.getValueOrDefault(g.fontFamily,a.defaultFontFamily),v=e.fontString(p,m,b),x=e.min([this.height/2-p-5,this.width/2]),y=this.width,k=0;for(this.ctx.font=v,i=0;i<this.getValueCount();i++){t=this.getPointPosition(i,x),n=this.ctx.measureText(this.pointLabels[i]?this.pointLabels[i]:"").width+5;var S=this.getIndexAngle(i)+Math.PI/2,w=360*S/(2*Math.PI)%360;0===w||180===w?(o=n/2,t.x+o>y&&(y=t.x+o,r=i),t.x-o<k&&(k=t.x-o,s=i)):180>w?t.x+n>y&&(y=t.x+n,r=i):t.x-n<k&&(k=t.x-n,s=i)}u=k,c=Math.ceil(y-this.width),l=this.getIndexAngle(r),d=this.getIndexAngle(s),h=c/Math.sin(l+Math.PI/2),f=u/Math.sin(d+Math.PI/2),h=e.isNumber(h)?h:0,f=e.isNumber(f)?f:0,this.drawingArea=Math.round(x-(f+h)/2),this.setCenterPoint(f,h)},setCenterPoint:function(t,e){var a=this,i=a.width-e-a.drawingArea,n=t+a.drawingArea;a.xCenter=Math.round((n+i)/2+a.left),a.yCenter=Math.round(a.height/2+a.top)},getIndexAngle:function(t){var e=2*Math.PI/this.getValueCount(),a=this.chart.options&&this.chart.options.startAngle?this.chart.options.startAngle:0,i=a*Math.PI*2/360;return t*e-Math.PI/2+i},getDistanceFromCenterForValue:function(t){var e=this;if(null===t)return 0;var a=e.drawingArea/(e.max-e.min);return e.options.reverse?(e.max-t)*a:(t-e.min)*a},getPointPosition:function(t,e){var a=this,i=a.getIndexAngle(t);return{x:Math.round(Math.cos(i)*e)+a.xCenter,y:Math.round(Math.sin(i)*e)+a.yCenter}},getPointPositionForValue:function(t,e){return this.getPointPosition(t,this.getDistanceFromCenterForValue(e))},getBasePosition:function(){var t=this,e=t.min,a=t.max;return t.getPointPositionForValue(0,t.beginAtZero?0:0>e&&0>a?a:e>0&&a>0?e:0)},draw:function(){var t=this,i=t.options,n=i.gridLines,o=i.ticks,r=i.angleLines,l=i.pointLabels,s=e.getValueOrDefault;if(i.display){var d=t.ctx,u=s(o.fontSize,a.defaultFontSize),c=s(o.fontStyle,a.defaultFontStyle),h=s(o.fontFamily,a.defaultFontFamily),f=e.fontString(u,c,h);if(e.each(t.ticks,function(r,l){if(l>0||i.reverse){var c=t.getDistanceFromCenterForValue(t.ticksAsNumbers[l]),h=t.yCenter-c;if(n.display&&0!==l)if(d.strokeStyle=e.getValueAtIndexOrDefault(n.color,l-1),d.lineWidth=e.getValueAtIndexOrDefault(n.lineWidth,l-1),i.lineArc)d.beginPath(),d.arc(t.xCenter,t.yCenter,c,0,2*Math.PI),d.closePath(),d.stroke();else{d.beginPath();for(var g=0;g<t.getValueCount();g++){var p=t.getPointPosition(g,c);0===g?d.moveTo(p.x,p.y):d.lineTo(p.x,p.y)}d.closePath(),d.stroke()}if(o.display){var m=s(o.fontColor,a.defaultFontColor);if(d.font=f,o.showLabelBackdrop){var b=d.measureText(r).width;d.fillStyle=o.backdropColor,d.fillRect(t.xCenter-b/2-o.backdropPaddingX,h-u/2-o.backdropPaddingY,b+2*o.backdropPaddingX,u+2*o.backdropPaddingY)}d.textAlign="center",d.textBaseline="middle",d.fillStyle=m,d.fillText(r,t.xCenter,h)}}}),!i.lineArc){d.lineWidth=r.lineWidth,d.strokeStyle=r.color;for(va
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