30 lines
14 KiB
JavaScript
30 lines
14 KiB
JavaScript
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/**
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* jqPlot
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* Pure JavaScript plotting plugin using jQuery
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*
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* Version: 1.0.0b2_r792
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*
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* Copyright (c) 2009-2011 Chris Leonello
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* jqPlot is currently available for use in all personal or commercial projects
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* under both the MIT (http://www.opensource.org/licenses/mit-license.php) and GPL
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* version 2.0 (http://www.gnu.org/licenses/gpl-2.0.html) licenses. This means that you can
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* choose the license that best suits your project and use it accordingly.
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*
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* Although not required, the author would appreciate an email letting him
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* know of any substantial use of jqPlot. You can reach the author at:
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* chris at jqplot dot com or see http://www.jqplot.com/info.php .
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*
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* If you are feeling kind and generous, consider supporting the project by
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* making a donation at: http://www.jqplot.com/donate.php .
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*
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* sprintf functions contained in jqplot.sprintf.js by Ash Searle:
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*
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* version 2007.04.27
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* author Ash Searle
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* http://hexmen.com/blog/2007/03/printf-sprintf/
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* http://hexmen.com/js/sprintf.js
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* The author (Ash Searle) has placed this code in the public domain:
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* "This code is unrestricted: you are free to use it however you like."
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*
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*/
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(function(e){e.jqplot.DonutRenderer=function(){e.jqplot.LineRenderer.call(this)};e.jqplot.DonutRenderer.prototype=new e.jqplot.LineRenderer();e.jqplot.DonutRenderer.prototype.constructor=e.jqplot.DonutRenderer;e.jqplot.DonutRenderer.prototype.init=function(p,t){this.diameter=null;this.innerDiameter=null;this.thickness=null;this.padding=20;this.sliceMargin=0;this.ringMargin=null;this.fill=true;this.shadowOffset=2;this.shadowAlpha=0.07;this.shadowDepth=5;this.highlightMouseOver=true;this.highlightMouseDown=false;this.highlightColors=[];this.dataLabels="percent";this.showDataLabels=false;this.dataLabelFormatString=null;this.dataLabelThreshold=3;this.dataLabelPositionFactor=0.4;this.dataLabelNudge=0;this.startAngle=0;this.tickRenderer=e.jqplot.DonutTickRenderer;this._drawData=true;this._type="donut";if(p.highlightMouseDown&&p.highlightMouseOver==null){p.highlightMouseOver=false}e.extend(true,this,p);if(this.diameter!=null){this.diameter=this.diameter-this.sliceMargin}this._diameter=null;this._innerDiameter=null;this._radius=null;this._innerRadius=null;this._thickness=null;this._previousSeries=[];this._numberSeries=1;this._sliceAngles=[];this._highlightedPoint=null;if(this.highlightColors.length==0){for(var r=0;r<this.seriesColors.length;r++){var q=e.jqplot.getColorComponents(this.seriesColors[r]);var n=[q[0],q[1],q[2]];var s=n[0]+n[1]+n[2];for(var o=0;o<3;o++){n[o]=(s>570)?n[o]*0.8:n[o]+0.3*(255-n[o]);n[o]=parseInt(n[o],10)}this.highlightColors.push("rgb("+n[0]+","+n[1]+","+n[2]+")")}}t.postParseOptionsHooks.addOnce(l);t.postInitHooks.addOnce(g);t.eventListenerHooks.addOnce("jqplotMouseMove",b);t.eventListenerHooks.addOnce("jqplotMouseDown",a);t.eventListenerHooks.addOnce("jqplotMouseUp",j);t.eventListenerHooks.addOnce("jqplotClick",f);t.eventListenerHooks.addOnce("jqplotRightClick",m);t.postDrawHooks.addOnce(h)};e.jqplot.DonutRenderer.prototype.setGridData=function(s){var o=[];var t=[];var n=this.startAngle/180*Math.PI;var r=0;this._drawData=false;for(var q=0;q<this.data.length;q++){if(this.data[q][1]!=0){this._drawData=true}o.push(this.data[q][1]);t.push([this.data[q][0]]);if(q>0){o[q]+=o[q-1]}r+=this.data[q][1]}var p=Math.PI*2/o[o.length-1];for(var q=0;q<o.length;q++){t[q][1]=o[q]*p;t[q][2]=this.data[q][1]/r}this.gridData=t};e.jqplot.DonutRenderer.prototype.makeGridData=function(s,t){var o=[];var u=[];var r=0;var n=this.startAngle/180*Math.PI;this._drawData=false;for(var q=0;q<s.length;q++){if(this.data[q][1]!=0){this._drawData=true}o.push(s[q][1]);u.push([s[q][0]]);if(q>0){o[q]+=o[q-1]}r+=s[q][1]}var p=Math.PI*2/o[o.length-1];for(var q=0;q<o.length;q++){u[q][1]=o[q]*p;u[q][2]=s[q][1]/r}return u};e.jqplot.DonutRenderer.prototype.drawSlice=function(x,u,t,p,s){var n=this._diameter/2;var v=n-this._thickness;var w=this.fill;x.save();x.translate(this._center[0],this._center[1]);if(s){for(var q=0;q<this.shadowDepth;q++){x.save();x.translate(this.shadowOffset*Math.cos(this.shadowAngle/180*Math.PI),this.shadowOffset*Math.sin(this.shadowAngle/180*Math.PI));o()}}else{o()}function o(){if(t>6.282+this.startAngle){t=6.282+this.startAngle;if(u>t){u=6.281+this.startAngle}}if(u>=t){return}x.beginPath();x.fillStyle=p;x.strokeStyle=p;x.arc(0,0,n,u,t,false);x.lineTo(v*Math.cos(t),v*Math.sin(t));x.arc(0,0,v,t,u,true);x.closePath();if(w){x.fill()}else{x.stroke()}}if(s){for(var q=0;q<this.shadowDepth;q++){x.restore()}}x.restore()};e.jqplot.DonutRenderer.prototype.draw=function(N,V,t,P){var Q;var J=(t!=undefined)?t:{};var q=0;var p=0;var u=1;if(t.legendInfo&&t.legendInfo.placement=="insideGrid"){var I=t.legendInfo;switch(I.location){case"nw":q=I.width+I.xoffset;break;case"w":q=I.width+I.xoffset;break;case"sw":q=I.width+I.xoffset;break;case"ne":q=I.width+I.xoffset;u=-1;break;case"e":q=I.width+I.xoffset;u=-1;break;case"se":q=I.width+I.xoffset;u=-1;break;case"n":p=I.height+I.yoffset;break;case"s":p=I.height+I.yoffset;u=-1;break;default:break}}var B=(J.shadow!=undefined)?J.shadow:this.shadow;var W=(J.showLine!=undefined)?J.showLine:this.showLine;var O=(J.fill!=undefined)?J.fill:this.fill;var s=N.canvas.width;var H=N.canvas.height;var G=s-q-2*this.
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