;!function(t){function i(t,i,o){return"rgba("+[Math.round(t[0]+(i[0]-t[0])*o),Math.round(t[1]+(i[1]-t[1])*o),Math.round(t[2]+(i[2]-t[2])*o),t[3]+(i[3]-t[3])*o].join(",")+")"}var o=function(){},r=t.getOptions(),e=t.each,n=t.extend,l=t.wrap,s=t.Chart,a=t.seriesTypes,p=a.pie,d=a.column,h=HighchartsAdapter.fireEvent;n(r.lang,{drillUpText:"◁ Back to {series.name}"}),r.drilldown={activeAxisLabelStyle:{cursor:"pointer",color:"#039",fontWeight:"bold",textDecoration:"underline"},activeDataLabelStyle:{cursor:"pointer",color:"#039",fontWeight:"bold",textDecoration:"underline"},animation:{duration:500},drillUpButton:{position:{align:"right",x:-10,y:10}}},t.SVGRenderer.prototype.Element.prototype.fadeIn=function(){this.attr({opacity:.1,visibility:"visible"}).animate({opacity:1},{duration:250})},s.prototype.drilldownLevels=[],s.prototype.addSeriesAsDrilldown=function(t,i){var r,e=t.series,l=e.xAxis,s=e.yAxis;r=t.color||e.color;var a,i=n({color:r},i);a=HighchartsAdapter.inArray(this,e.points),this.drilldownLevels.push({seriesOptions:e.userOptions,shapeArgs:t.shapeArgs,bBox:t.graphic.getBBox(),color:r,newSeries:i,pointOptions:e.options.data[a],pointIndex:a,oldExtremes:{xMin:l&&l.userMin,xMax:l&&l.userMax,yMin:s&&s.userMin,yMax:s&&s.userMax}}),r=this.addSeries(i,!1),l&&(l.oldPos=l.pos,l.userMin=l.userMax=null,s.userMin=s.userMax=null),e.type===r.type&&(r.animate=r.animateDrilldown||o,r.options.animation=!0),e.remove(!1),this.redraw(),this.showDrillUpButton()},s.prototype.getDrilldownBackText=function(){return this.options.lang.drillUpText.replace("{series.name}",this.drilldownLevels[this.drilldownLevels.length-1].seriesOptions.name)},s.prototype.showDrillUpButton=function(){var t=this,i=this.getDrilldownBackText(),o=t.options.drilldown.drillUpButton;this.drillUpButton?this.drillUpButton.attr({text:i}).align():this.drillUpButton=this.renderer.button(i,null,null,function(){t.drillUp()}).attr(n({align:o.position.align,zIndex:9},o.theme)).add().align(o.position,!1,o.relativeTo||"plotBox")},s.prototype.drillUp=function(){var t=this.drilldownLevels.pop(),i=this.series[0],r=t.oldExtremes,e=this.addSeries(t.seriesOptions,!1);h(this,"drillup",{seriesOptions:t.seriesOptions}),e.type===i.type&&(e.drilldownLevel=t,e.animate=e.animateDrillupTo||o,e.options.animation=!0,i.animateDrillupFrom&&i.animateDrillupFrom(t)),i.remove(!1),e.xAxis&&(e.xAxis.setExtremes(r.xMin,r.xMax,!1),e.yAxis.setExtremes(r.yMin,r.yMax,!1)),this.redraw(),0===this.drilldownLevels.length?this.drillUpButton=this.drillUpButton.destroy():this.drillUpButton.attr({text:this.getDrilldownBackText()}).align()},p.prototype.animateDrilldown=function(o){var r=this.chart.drilldownLevels[this.chart.drilldownLevels.length-1],n=this.chart.options.drilldown.animation,l=r.shapeArgs,s=l.start,a=(l.end-s)/this.points.length,p=t.Color(r.color).rgba;o||e(this.points,function(o,r){var e=t.Color(o.color).rgba;o.graphic.attr(t.merge(l,{start:s+r*a,end:s+(r+1)*a})).animate(o.shapeArgs,t.merge(n,{step:function(t,o){"start"===o.prop&&this.attr({fill:i(p,e,o.pos)})}}))})},p.prototype.animateDrillupTo=d.prototype.animateDrillupTo=function(t){if(!t){var i=this,r=i.drilldownLevel;e(this.points,function(t){t.graphic.hide(),t.dataLabel&&t.dataLabel.hide(),t.connector&&t.connector.hide()}),setTimeout(function(){e(i.points,function(t,i){var o=i===r.pointIndex?"show":"fadeIn";t.graphic[o](),t.dataLabel&&t.dataLabel[o](),t.connector&&t.connector[o]()})},Math.max(this.chart.options.drilldown.animation.duration-50,0)),this.animate=o}},d.prototype.animateDrilldown=function(t){var i=this.chart.drilldownLevels[this.chart.drilldownLevels.length-1].shapeArgs,o=this.chart.options.drilldown.animation;t||(i.x+=this.xAxis.oldPos-this.xAxis.pos,e(this.points,function(t){t.graphic.attr(i).animate(t.shapeArgs,o)}))},d.prototype.animateDrillupFrom=p.prototype.animateDrillupFrom=function(o){var r=this.chart.options.drilldown.animation,n=this.group;delete this.group,e(this.points,function(e){var l=e.graphic,s=t.Color(e.color).rgba;delete e.graphic,l.animate(o.shapeArgs,t.merge(r,{step:function(r,e){"start"===e.prop&&this.attr({fill:i(s,t.Color(o.color).rgba,e.pos)})},complete:function(){l.destroy(),n&&(n=n.destroy())}}))})},t.Point.prototype.doDrilldown=function(){for(var t,i=this.series.chart,o=i.options.drilldown,r=o.series.length;r--&&!t;)o.series[r].id===this.drilldown&&(t=o.series[r]);h(i,"drilldown",{point:this,seriesOptions:t}),t&&i.addSeriesAsDrilldown(this,t)},l(t.Point.prototype,"init",function(i,o,r,e){var n=i.call(this,o,r,e),i=o.chart,o=(o=o.xAxis&&o.xAxis.ticks[e])&&o.label;return n.drilldown?(t.addEvent(n,"click",function(){n.doDrilldown()}),o&&(o._basicStyle||(o._basicStyle=o.element.getAttribute("style")),o.addClass("highcharts-drilldown-axis-label").css(i.options.drilldown.activeAxisLabelStyle).on("click",function(){n.doDrilldown&&n.doDrilldown()}))):o&&o._basicStyle&&o.element.setAttribute("style",o._basicStyle),n}),l(t.Series.prototype,"drawDataLabels",function(t){var i=this.chart.options.drilldown.activeDataLabelStyle;t.call(this),e(this.points,function(t){t.drilldown&&t.dataLabel&&t.dataLabel.attr({"class":"highcharts-drilldown-data-label"}).css(i).on("click",function(){t.doDrilldown()})})}),d.prototype.supportsDrilldown=!0,p.prototype.supportsDrilldown=!0;var c,r=function(t){t.call(this),e(this.points,function(t){t.drilldown&&t.graphic&&t.graphic.attr({"class":"highcharts-drilldown-point"}).css({cursor:"pointer"})})};for(c in a)a[c].prototype.supportsDrilldown&&l(a[c].prototype,"drawTracker",r)}(Highcharts);
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