28 lines
9.9 KiB
JavaScript
28 lines
9.9 KiB
JavaScript
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/*
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Map plugin v0.1 for Highcharts
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(c) 2011-2013 Torstein Hønsi
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License: www.highcharts.com/license
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*/
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(function(g){function x(a,b,c){for(var d=4,e=[];d--;)e[d]=Math.round(b.rgba[d]+(a.rgba[d]-b.rgba[d])*(1-c));return"rgba("+e.join(",")+")"}var r=g.Axis,y=g.Chart,s=g.Point,z=g.Pointer,l=g.each,v=g.extend,p=g.merge,n=g.pick,A=g.numberFormat,B=g.getOptions(),k=g.seriesTypes,q=B.plotOptions,t=g.wrap,u=g.Color,w=function(){};B.mapNavigation={buttonOptions:{align:"right",verticalAlign:"bottom",x:0,width:18,height:18,style:{fontSize:"15px",fontWeight:"bold",textAlign:"center"}},buttons:{zoomIn:{onclick:function(){this.mapZoom(0.5)},
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text:"+",y:-32},zoomOut:{onclick:function(){this.mapZoom(2)},text:"-",y:0}}};g.splitPath=function(a){var b,a=a.replace(/([A-Za-z])/g," $1 "),a=a.replace(/^\s*/,"").replace(/\s*$/,""),a=a.split(/[ ,]+/);for(b=0;b<a.length;b++)/[a-zA-Z]/.test(a[b])||(a[b]=parseFloat(a[b]));return a};g.maps={};t(r.prototype,"getSeriesExtremes",function(a){var b=this.isXAxis,c,d,e=[];l(this.series,function(a,b){if(a.useMapGeometry)e[b]=a.xData,a.xData=[]});a.call(this);c=n(this.dataMin,Number.MAX_VALUE);d=n(this.dataMax,
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Number.MIN_VALUE);l(this.series,function(a,i){if(a.useMapGeometry)c=Math.min(c,a[b?"minX":"minY"]),d=Math.max(d,a[b?"maxX":"maxY"]),a.xData=e[i]});this.dataMin=c;this.dataMax=d});t(r.prototype,"setAxisTranslation",function(a){var b=this.chart,c=b.plotWidth/b.plotHeight,d=this.isXAxis,e=b.xAxis[0];a.call(this);if(b.options.chart.type==="map"&&!d&&e.transA!==void 0)this.transA=e.transA=Math.min(this.transA,e.transA),a=(e.max-e.min)/(this.max-this.min),e=a>c?this:e,c=(e.max-e.min)*e.transA,e.minPixelPadding=
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(e.len-c)/2});t(y.prototype,"render",function(a){var b=this,c=b.options.mapNavigation;a.call(b);b.renderMapNavigation();c.zoomOnDoubleClick&&g.addEvent(b.container,"dblclick",function(a){b.pointer.onContainerDblClick(a)});c.zoomOnMouseWheel&&g.addEvent(b.container,document.onmousewheel===void 0?"DOMMouseScroll":"mousewheel",function(a){b.pointer.onContainerMouseWheel(a)})});v(z.prototype,{onContainerDblClick:function(a){var b=this.chart,a=this.normalize(a);b.isInsidePlot(a.chartX-b.plotLeft,a.chartY-
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b.plotTop)&&b.mapZoom(0.5,b.xAxis[0].toValue(a.chartX),b.yAxis[0].toValue(a.chartY))},onContainerMouseWheel:function(a){var b=this.chart,c,a=this.normalize(a);c=a.detail||-(a.wheelDelta/120);b.isInsidePlot(a.chartX-b.plotLeft,a.chartY-b.plotTop)&&b.mapZoom(c>0?2:0.5,b.xAxis[0].toValue(a.chartX),b.yAxis[0].toValue(a.chartY))}});t(z.prototype,"init",function(a,b,c){a.call(this,b,c);if(c.mapNavigation.enableTouchZoom)this.pinchX=this.pinchHor=this.pinchY=this.pinchVert=!0});v(y.prototype,{renderMapNavigation:function(){var a=
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this,b=this.options.mapNavigation,c=b.buttons,d,e,f,i=function(){this.handler.call(a)};if(b.enableButtons)for(d in c)if(c.hasOwnProperty(d))f=p(b.buttonOptions,c[d]),e=a.renderer.button(f.text,0,0,i).attr({width:f.width,height:f.height}).css(f.style).add(),e.handler=f.onclick,e.align(v(f,{width:e.width,height:e.height}),null,"spacingBox")},fitToBox:function(a,b){l([["x","width"],["y","height"]],function(c){var d=c[0],c=c[1];a[d]+a[c]>b[d]+b[c]&&(a[c]>b[c]?(a[c]=b[c],a[d]=b[d]):a[d]=b[d]+b[c]-a[c]);
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a[c]>b[c]&&(a[c]=b[c]);a[d]<b[d]&&(a[d]=b[d])});return a},mapZoom:function(a,b,c){if(!this.isMapZooming){var d=this,e=d.xAxis[0],f=e.max-e.min,i=n(b,e.min+f/2),b=f*a,f=d.yAxis[0],h=f.max-f.min,c=n(c,f.min+h/2);a*=h;i-=b/2;h=c-a/2;c=n(d.options.chart.animation,!0);b=d.fitToBox({x:i,y:h,width:b,height:a},{x:e.dataMin,y:f.dataMin,width:e.dataMax-e.dataMin,height:f.dataMax-f.dataMin});e.setExtremes(b.x,b.x+b.width,!1);f.setExtremes(b.y,b.y+b.height,!1);if(e=c?c.duration||500:0)d.isMapZooming=!0,setTimeout(function(){d.isMapZooming=
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!1},e);d.redraw()}}});q.map=p(q.scatter,{animation:!1,nullColor:"#F8F8F8",borderColor:"silver",borderWidth:1,marker:null,stickyTracking:!1,dataLabels:{verticalAlign:"middle"},turboThreshold:0,tooltip:{followPointer:!0,pointFormat:"{point.name}: {point.y}<br/>"},states:{normal:{animation:!0}}});r=g.extendClass(s,{applyOptions:function(a,b){var c=s.prototype.applyOptions.call(this,a,b);if(c.path&&typeof c.path==="string")c.path=c.options.path=g.splitPath(c.path);return c},onMouseOver:function(){clearTimeout(this.colorInterval);
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s.prototype.onMouseOver.call(this)},onMouseOut:function(){var a=this,b=+new Date,c=u(a.options.color),d=u(a.pointAttr.hover.fill),e=a.series.options.states.normal.animation,f=e&&(e.duration||500);if(f&&c.rgba.length===4&&d.rgba.length===4)delete a.pointAttr[""].fill,clearTimeout(a.colorInterval),a.colorInterval=setInterval(function(){var e=(new Date-b)/f,h=a.graphic;e>1&&(e=1);h&&h.attr("fill",x(d,c,e));e>=1&&clearTimeout(a.colorInterval)},13);s.prototype.onMouseOut.call(a)}});k.map=g.extendClass(k.scatter,
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{type:"map",pointAttrToOptions:{stroke:"borderColor","stroke-width":"borderWidth",fill:"color"},colorKey:"y",pointClass:r,trackerGroups:["group","markerGroup","dataLabelsGroup"],getSymbol:w,supportsDrilldown:!0,getExtremesFromAll:!0,useMapGeometry:!0,init:function(a){var b=this,c=a.options.legend.valueDecimals,d=[],e,f,i,h,j,o,m;o=a.options.legend.layout==="horizontal";g.Series.prototype.init.apply(this,arguments);j=b.options.colorRange;if(h=b.options.valueRanges)l(h,function(a){f=a.from;i=a.to;e=
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"";f===void 0?e="< ":i===void 0&&(e="> ");f!==void 0&&(e+=A(f,c));f!==void 0&&i!==void 0&&(e+=" - ");i!==void 0&&(e+=A(i,c));d.push(g.extend({chart:b.chart,name:e,options:{},drawLegendSymbol:k.area.prototype.drawLegendSymbol,visible:!0,setState:function(){},setVisible:function(){}},a))}),b.legendItems=d;else if(j)f=j.from,i=j.to,h=j.fromLabel,j=j.toLabel,m=o?[0,0,1,0]:[0,1,0,0],o||(o=h,h=j,j=o),o={linearGradient:{x1:m[0],y1:m[1],x2:m[2],y2:m[3]},stops:[[0,f],[1,i]]},d=[{chart:b.chart,options:{},fromLabel:h,
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toLabel:j,color:o,drawLegendSymbol:this.drawLegendSymbolGradient,visible:!0,setState:function(){},setVisible:function(){}}],b.legendItems=d},drawLegendSymbol:k.area.prototype.drawLegendSymbol,drawLegendSymbolGradient:function(a,b){var c=a.options.symbolPadding,d=n(a.options.padding,8),e,f,i=this.chart.renderer.fontMetrics(a.options.itemStyle.fontSize).h,h=a.options.layout==="horizontal",j;j=n(a.options.rectangleLength,200);h?(e=-(c/2),f=0):(e=-j+a.baseline-c/2,f=d+i);b.fromText=this.chart.renderer.text(b.fromLabel,
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f,e).attr({zIndex:2}).add(b.legendGroup);f=b.fromText.getBBox();b.legendSymbol=this.chart.renderer.rect(h?f.x+f.width+c:f.x-i-c,f.y,h?j:i,h?i:j,2).attr({zIndex:1}).add(b.legendGroup);j=b.legendSymbol.getBBox();b.toText=this.chart.renderer.text(b.toLabel,j.x+j.width+c,h?e:j.y+j.height-c).attr({zIndex:2}).add(b.legendGroup);e=b.toText.getBBox();h?(a.offsetWidth=f.width+j.width+e.width+c*2+d,a.itemY=i+d):(a.offsetWidth=Math.max(f.width,e.width)+c+j.width+d,a.itemY=j.height+d,a.itemX=c)},getBox:function(a){var b=
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Number.MIN_VALUE,c=Number.MAX_VALUE,d=Number.MIN_VALUE,e=Number.MAX_VALUE;l(a||this.options.data,function(a){for(var i=a.path,h=i.length,j=!1,g=Number.MIN_VALUE,m=Number.MAX_VALUE,k=Number.MIN_VALUE,l=Number.MAX_VALUE;h--;)typeof i[h]==="number"&&!isNaN(i[h])&&(j?(g=Math.max(g,i[h]),m=Math.min(m,i[h])):(k=Math.max(k,i[h]),l=Math.min(l,i[h])),j=!j);a._maxX=g;a._minX=m;a._maxY=k;a._minY=l;b=Math.max(b,g);c=Math.min(c,m);d=Math.max(d,k);e=Math.min(e,l)});this.minY=e;this.maxY=d;this.minX=c;this.maxX=
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b},translatePath:function(a){var b=!1,c=this.xAxis,d=this.yAxis,e,a=[].concat(a);for(e=a.length;e--;)typeof a[e]==="number"&&(a[e]=b?Math.round(c.translate(a[e])):Math.round(d.len-d.translate(a[e])),b=!b);return a},setData:function(){g.Series.prototype.setData.apply(this,arguments);this.getBox()},translate:function(){var a=this,b=Number.MAX_VALUE,c=Number.MIN_VALUE;a.generatePoints();l(a.data,function(d){d.shapeType="path";d.shapeArgs={d:a.translatePath(d.path)};if(typeof d.y==="number")if(d.y>c)c=
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d.y;else if(d.y<b)b=d.y});a.translateColors(b,c)},translateColors:function(a,b){var c=this.options,d=c.valueRanges,e=c.colorRange,f=this.colorKey,i,h;e&&(i=u(e.from),h=u(e.to));l(this.data,function(g){var k=g[f],m,l,n;if(d)for(n=d.length;n--;){if(m=d[n],i=m.from,h=m.to,(i===void 0||k>=i)&&(h===void 0||k<=h)){l=m.color;break}}else e&&k!==void 0&&(m=1-(b-k)/(b-a),l=k===null?c.nullColor:x(i,h,m));if(l)g.color=null,g.options.color=l})},drawGraph:w,drawDataLabels:w,drawPoints:function(){var a=this.xAxis,
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b=this.yAxis,c=this.colorKey;l(this.data,function(a){a.plotY=1;if(a[c]===null)a[c]=0,a.isNull=!0});k.column.prototype.drawPoints.apply(this);l(this.data,function(d){var e=d.dataLabels,f=a.toPixels(d._minX,!0),g=a.toPixels(d._maxX,!0),h=b.toPixels(d._minY,!0),j=b.toPixels(d._maxY,!0);d.plotX=Math.round(f+(g-f)*n(e&&e.anchorX,0.5));d.plotY=Math.round(h+(j-h)*n(e&&e.anchorY,0.5));d.isNull&&(d[c]=null)});g.Series.prototype.drawDataLabels.call(this)},animateDrilldown:function(a){var b=this.chart.plotBox,
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c=this.chart.drilldownLevels[this.chart.drilldownLevels.length-1],d=c.bBox,e=this.chart.options.drilldown.animation;if(!a)a=Math.min(d.width/b.width,d.height/b.height),c.shapeArgs={scaleX:a,scaleY:a,translateX:d.x,translateY:d.y},l(this.points,function(a){a.graphic.attr(c.shapeArgs).animate({scaleX:1,scaleY:1,translateX:0,translateY:0},e)}),delete this.animate},animateDrillupFrom:function(a){k.column.prototype.animateDrillupFrom.call(this,a)},animateDrillupTo:function(a){k.column.prototype.animateDrillupTo.call(this,
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a)}});q.mapline=p(q.map,{lineWidth:1,backgroundColor:"none"});k.mapline=g.extendClass(k.map,{type:"mapline",pointAttrToOptions:{stroke:"color","stroke-width":"lineWidth",fill:"backgroundColor"},drawLegendSymbol:k.line.prototype.drawLegendSymbol});q.mappoint=p(q.scatter,{dataLabels:{enabled:!0,format:"{point.name}",color:"black",style:{textShadow:"0 0 5px white"}}});k.mappoint=g.extendClass(k.scatter,{type:"mappoint"});g.Map=function(a,b){var c={endOnTick:!1,gridLineWidth:0,labels:{enabled:!1},lineWidth:0,
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minPadding:0,maxPadding:0,startOnTick:!1,tickWidth:0,title:null},d;d=a.series;a.series=null;a=p({chart:{type:"map",panning:"xy"},xAxis:c,yAxis:p(c,{reversed:!0})},a,{chart:{inverted:!1}});a.series=d;return new g.Chart(a,b)}})(Highcharts);
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