highcharts/modules/heatmap.js

JavaScript charting framework

!/**
 * Highmaps JS v13.0.1 (2026-08-17)
 * @module highcharts/modules/heatmap
 * @requires highcharts
 *
 * (c) 2009-2026 Highsoft AS
 * Author: Torstein Hønsi
 *
 * A commercial license may be required depending on use,
 * see www.highcharts.com/license
 */function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e(t._Highcharts,t._Highcharts.Axis,t._Highcharts.Color,t._Highcharts.SeriesRegistry,t._Highcharts.SVGElement,t._Highcharts.SVGRenderer):"function"==typeof define&&define.amd?define("highcharts/modules/heatmap",["highcharts/highcharts"],function(t){return e(t,t.Axis,t.Color,t.SeriesRegistry,t.SVGElement,t.SVGRenderer)}):"object"==typeof exports?exports["highcharts/modules/heatmap"]=e(t._Highcharts,t._Highcharts.Axis,t._Highcharts.Color,t._Highcharts.SeriesRegistry,t._Highcharts.SVGElement,t._Highcharts.SVGRenderer):t.Highcharts=e(t.Highcharts,t.Highcharts.Axis,t.Highcharts.Color,t.Highcharts.SeriesRegistry,t.Highcharts.SVGElement,t.Highcharts.SVGRenderer)}("u"<typeof window?this:window,(t,e,i,s,o,r)=>(()=>{"use strict";var l,a,n,h,d={532(t){t.exports=e},620(t){t.exports=i},28(t){t.exports=o},540(t){t.exports=r},512(t){t.exports=s},944(e){e.exports=t}};let p={};function c(t){let e=p[t];if(void 0!==e)return 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i=e.legendItem||{},s=t.padding,o=t.options,r=this.options.labels,l=(0,g.pick)(o.itemDistance,10),a=this.horiz,{width:n,height:h}=this.getSize(),d=(0,g.pick)(o.labelPadding,a?16:30);this.setLegendColor();let p=0,c=0;if(this.options.title?.text&&!this.axisTitle){this.axisGroup||(this.axisParent=i.group,this.createGroups());let t=this.len,e=this.top,s=this.left,o=this.width;this.len=a?n:h,this.top=0,this.left=0,this.width=n,this.addTitle(!0),this.len=t,this.top=e,this.left=s,this.width=o}if(this.axisTitle){let t=this.axisTitle.getBBox();p=t.height,c=t.width}let u=this.options.title||{},m=this.axisTitle?u.margin??0:0,f=a?p+m:0;i.symbol||(i.symbol=this.chart.renderer.symbol("roundedRect").attr({r:o.symbolRadius??3,zIndex:1}).add(i.group)),i.symbol.attr({x:0,y:(t.baseline||0)-11+f,width:n,height:h}),a?(i.labelWidth=Math.max(n+s+l,c||0),i.labelHeight=h+s+d+p+m):(i.labelWidth=n+s+(r.x??r.distance??0)+(this.maxLabelLength||0)+(c||0)+m,i.labelHeight=Math.max(h+s,p||0))}getTitlePosition(t){let e=super.getTitlePosition(t),i=this.options.title?.margin??0;if(this.horiz&&t)e.y=this.top-i;else if(!this.horiz&&t){let t=this.options.labels||{},s=t.x??t.distance??0;e.x=this.left+this.width+s+(this.maxLabelLength||0)+i}return e}setState(t){this.series.forEach(function(e){e.setState(t)})}setVisible(){}getSeriesExtremes(){let t=this.series,e,i,s,o,r=t.length;for(this.dataMin=1/0,this.dataMax=-1/0;r--;){for(let l of(i=(o=t[r]).colorKey=(0,g.pick)(o.options.colorKey,o.colorKey,o.pointValKey,o.zoneAxis,"y"),s=o[i+"Min"]&&o[i+"Max"],[i,"value","y"]))if((e=o.getColumn(l)).length)break;if(s)o.minColorValue=o[i+"Min"],o.maxColorValue=o[i+"Max"];else{let t=I.prototype.getExtremes.call(o,e);o.minColorValue=t.dataMin,o.maxColorValue=t.dataMax}(0,g.defined)(o.minColorValue)&&(0,g.defined)(o.maxColorValue)&&(this.dataMin=Math.min(this.dataMin,o.minColorValue),this.dataMax=Math.max(this.dataMax,o.maxColorValue)),s||I.prototype.applyExtremes.call(o)}}drawCrosshair(t,e){let i,s=this.legendItem||{},o=e?.plotX,r=e?.plotY,l=this.pos,a=this.len,n=this.options.marker||{};e&&((i=this.toPixels(e.getNestedProperty(e.series.colorKey)))<l?i=l-2:i>l+a&&(i=l+a+2),e.plotX=i,e.plotY=this.len-i,super.drawCrosshair(t,e),e.plotX=o,e.plotY=r,this.cross&&!this.cross.addedToColorAxis&&s.group&&(this.cross.addClass("highcharts-coloraxis-marker").add(s.group),this.cross.addedToColorAxis=!0,this.chart.styledMode||"object"!=typeof this.crosshair||this.cross.attr({fill:n.color,stroke:n.lineColor,"stroke-width":n.lineWidth})))}getPlotLinePath(t){let e=this.left,i=t.translatedValue,{symbol:s}=this.options.marker||{},o=this.top;if((0,g.isNumber)(i)){if(s){let t=this.height,r=i-t/2,l=o;return this.horiz||(t=this.width,r=e,l=i-t/2),this.chart.renderer.symbols[s](r,l,t,t)}return this.horiz?[["M",i-4,o-6],["L",i+4,o-6],["L",i,o],["Z"]]:[["M",e,i],["L",e-6,i+6],["L",e-6,i-6],["Z"]]}return super.getPlotLinePath(t)}update(t,e){let i=this.chart.legend;this.series.forEach(t=>{t.isDirtyData=!0}),(t.dataClasses&&i.allItems||this.dataClasses)&&this.destroyItems(),super.update(t,e),this.legendItem?.label&&(this.setLegendColor(),i.colorizeItem(this,!0))}destroyItems(){let t=this.chart,e=this.legendItem||{};if(e.label)t.legend.destroyItem(this);else if(e.labels)for(let i of e.labels)t.legend.destroyItem(i);t.isDirtyLegend=!0}destroy(){this.chart.isDirtyLegend=!0,this.destroyItems(),super.destroy(...[].slice.call(arguments))}remove(t){this.destroyItems(),super.remove(t)}getDataClassLegendSymbols(){let t,e=this,i=e.chart,s=e.legendItem&&e.legendItem.labels||[],o=i.options.legend,r=(0,g.pick)(o.valueDecimals,-1),l=(0,g.pick)(o.valueSuffix,""),a=t=>e.series.reduce((e,i)=>(e.push(...i.points.filter(e=>e.dataClass===t)),e),[]);return s.length||e.dataClasses.forEach((o,n)=>{let h=o.from,d=o.to,{numberFormatter:p}=i,c=!0;t="",void 0===h?t="< ":void 0===d&&(t="> "),void 0!==h&&(t+=p(h,r)+l),void 0!==h&&void 0!==d&&(t+=" - "),void 0!==d&&(t+=p(d,r)+l),s.push((0,g.extend)({chart:i,name:t,options:{},drawLegendSymbol:I.prototype.drawLegendSymbol,visible:!0,isDataClass:!0,setState:t=>{for(let e of a(n))e.setState(t)},setVisible:function(){this.visible=c=e.visible=!c;let t=[];for(let e of a(n))e.setVisible(c),e.hiddenInDataClass=!c,-1===t.indexOf(e.series)&&t.push(e.series);i.legend.colorizeItem(this,c),t.forEach(t=>{(0,g.fireEvent)(t,"afterDataClassLegendClick")})}},o))}),s}getSize(){let{chart:t,horiz:e}=this,{height:i,width:s}=this.options,{legend:o}=t.options;return{width:(0,g.pick)((0,g.defined)(s)?(0,g.relativeLength)(s,t.chartWidth):void 0,o?.symbolWidth,e?P.defaultLegendLength:12),height:(0,g.pick)((0,g.defined)(i)?(0,g.relativeLength)(i,t.chartHeight):void 0,o?.symbolHeight,e?12:P.defaultLegendLength)}}}P.defaultLegendLength=200,P.keepProps=["legendItem"],(0,g.extend)(P.prototype,C),Array.prototype.push.apply(x().keepProps,P.keepProps);/**
 * @license Highcharts JS v13.0.1 (2026-08-17)
 * @module highcharts/modules/color-axis
 * @requires highcharts
 *
 * ColorAxis module
 *
 * (c) 2012-2026 Highsoft AS
 * Author: Paweł Potaczek
 *
 * A commercial license may be required depending on use,
 * see www.highcharts.com/license
 */let T=m();T.ColorAxis=T.ColorAxis||P,T.ColorAxis.compose(T.Chart,T.Fx,T.Legend,T.Series);var E=c(28),S=c.n(E);let{column:{prototype:D}}=M().seriesTypes;var O=h||(h={});function V(t){let e=this.series,i=e.chart.renderer;this.moveToTopOnHover&&this.graphic&&(e.stateMarkerGraphic||(e.stateMarkerGraphic=new(S())(i,"use").css({pointerEvents:"none"}).add(this.graphic.parentGroup)),t?.state==="hover"?(this.graphic.attr({id:this.id}),e.stateMarkerGraphic.attr({href:`${i.url}#${this.id}`,visibility:"visible"})):e.stateMarkerGraphic.attr({href:""}))}O.pointMembers={dataLabelOnNull:!0,moveToTopOnHover:!0,isValid:function(){return null!==this.value&&this.value!==1/0&&this.value!==-1/0&&(void 0===this.value||!isNaN(this.value))}},O.seriesMembers={colorKey:"value",axisTypes:["xAxis","yAxis","colorAxis"],parallelArrays:["x","y","value"],pointArrayMap:["value"],trackerGroups:["group","markerGroup","dataLabelsGroup"],colorAttribs:function(t){let 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t=this.series,e=t.options,i=(e.colsize||1)/2,s=(e.rowsize||1)/2,o=t.xAxis,r=t.yAxis,l=this.options.marker||t.options.marker,a=t.pointPlacementToXValue(),n=(0,g.pick)(this.pointPadding,e.pointPadding,0),h={x1:(0,g.clamp)(Math.round(o.len-o.translate(this.x-i,!1,!0,!1,!0,-a)),-o.len,2*o.len),x2:(0,g.clamp)(Math.round(o.len-o.translate(this.x+i,!1,!0,!1,!0,-a)),-o.len,2*o.len),y1:(0,g.clamp)(Math.round(r.translate(this.y-s,!1,!0,!1,!0)),-r.len,2*r.len),y2:(0,g.clamp)(Math.round(r.translate(this.y+s,!1,!0,!1,!0)),-r.len,2*r.len)};for(let t of[["width","x"],["height","y"]]){let e=t[0],i=t[1],s=i+"1",a=i+"2",d=Math.abs(h[s]-h[a]),p=l&&l.lineWidth||0,c=Math.abs(h[s]+h[a])/2,u=l&&l[e];if((0,g.defined)(u)&&u<d){let t=u/2+p/2;h[s]=c-t,h[a]=c+t}n&&(("x"===i&&o.reversed||"y"===i&&!r.reversed)&&(s=a,a=i+"1"),h[s]+=n,h[a]-=n)}return h}haloPath(t){if(!t)return[];let{x:e=0,y:i=0,width:s=0,height:o=0}=this.shapeArgs||{};return[["M",e-t,i-t],["L",e-t,i+o+t],["L",e+s+t,i+o+t],["L",e+s+t,i-t],["Z"]]}isValid(){return this.value!==1/0&&this.value!==-1/0}}(0,g.extend)(G.prototype,{dataLabelOnNull:!0,moveToTopOnHover:!0,ttBelow:!1});var R=c(540),N=c.n(R);let{doc:W}=m(),{series:_,seriesTypes:{column:K,scatter:j}}=M(),{prototype:{symbols:X}}=N(),{colorFromPoint:F,getContext:U}={colorFromPoint:function(t,e){let i=e.series.colorAxis;if(i){let s=i.toColor(t||0,e).split(")")[0].split("(")[1].split(",").map(t=>(0,g.pick)(parseFloat(t),parseInt(t,10)));return s[3]=255*(0,g.pick)(s[3],1),(0,g.defined)(t)&&e.visible||(s[3]=0),s}return[0,0,0,0]},getContext:function(t){let{canvas:e,context:i}=t;return e&&i?.clearRect?(i.clearRect(0,0,e.width,e.height),i):(t.canvas=W.createElement("canvas"),t.context=t.canvas.getContext("2d",{willReadFrequently:!0})||void 0,t.context)}};class Y extends j{constructor(){super(...arguments),this.valueMax=NaN,this.valueMin=NaN,this.isDirtyCanvas=!0}drawPoints(){let t=this,e=t.options,i=e.interpolation,s=e.marker||{};if(i){let{image:e,chart:i,xAxis:s,yAxis:o}=t,{reversed:r=!1,len:l}=s,{reversed:a=!1,len:n}=o,h={width:l,height:n};if(!e||t.isDirtyData||t.isDirtyCanvas){let l=U(t),{canvas:n,options:{colsize:d=1,rowsize:p=1},points:c,points:{length:u}}=t,g=i.colorAxis&&i.colorAxis[0];if(n&&l&&g){let{min:g,max:m}=s.getExtremes(),{min:f,max:x}=o.getExtremes(),y=m-g,b=x-f,v=Math.round(y/d/8*8),C=Math.round(b/p/8*8),[A,k]=[[v,v/y,r,"ceil"],[C,C/b,!a,"floor"]].map(([t,e,i,s])=>i?i=>Math[s](t-e*i):t=>Math[s](e*t)),w=n.width=v+1,M=w*(n.height=C+1),L=(u-1)/M,I=new Uint8ClampedArray(4*M),P=(t,e)=>4*Math.ceil(w*k(e-f)+A(t-g));t.buildKDTree();for(let t=0;t<M;t++){let e=c[Math.ceil(L*t)],{x:i,y:s}=e;I.set(F(e.value,e),P(i,s))}l.putImageData(new 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t=this.options;t.pointRange=(0,g.pick)(t.pointRange,t.colsize||1),this.yAxis.axisPointRange=t.rowsize||1,X.ellipse=X.circle,t.marker&&(0,g.isNumber)(t.borderRadius)&&(t.marker.r=t.borderRadius);let e=this.canvas=document.createElement("canvas");e&&(this.context=e?.getContext("webgpu"))}markerAttribs(t,e){let i=t.shapeArgs||{};if(t.hasImage)return{x:t.plotX,y:t.plotY};if(e&&"normal"!==e){let s=t.options.marker||{},o=this.options.marker||{},r=o.states?.[e]||{},l=s.states?.[e]||{},a=(l.width||r.width||i.width||0)+(l.widthPlus||r.widthPlus||0),n=(l.height||r.height||i.height||0)+(l.heightPlus||r.heightPlus||0);return{x:(i.x||0)+((i.width||0)-a)/2,y:(i.y||0)+((i.height||0)-n)/2,width:a,height:n}}return i}pointAttribs(t,e){let i=_.prototype.pointAttribs.call(this,t,e),s=this.options||{},o=this.chart.options.plotOptions||{},r=o.series||{},l=o.heatmap||{},a=t?.options.borderColor||s.borderColor||l.borderColor||r.borderColor,n=t?.options.borderWidth||s.borderWidth||l.borderWidth||r.borderWidth||i["stroke-width"];if(i.stroke=t?.marker?.lineColor||s.marker?.lineColor||a||this.color,i["stroke-width"]=n,e&&"normal"!==e){let o=(0,g.merge)(s.states?.[e],s.marker?.states?.[e],t?.options.marker?.states?.[e]||{});i.fill=o.color||b().parse(i.fill).brighten(o.brightness||0).get(),i.stroke=o.lineColor||i.stroke}return i}translate(){let{borderRadius:t,marker:e}=this.options,i=e?.symbol||"rect",s=X[i]?i:"rect",o=-1!==["circle","square"].indexOf(s);for(let e of(this.generatePoints(),this.points)){let r=e.getCellAttributes(),l=Math.min(r.x1,r.x2),a=Math.min(r.y1,r.y2),n=Math.max(Math.abs(r.x2-r.x1),0),h=Math.max(Math.abs(r.y2-r.y1),0);if(e.hasImage=0===(e.marker?.symbol||i||"").indexOf("url"),o){let 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{point.value}<br/>"},states:{hover:{halo:!1,brightness:.2}},legendSymbol:"rectangle"}),(0,g.addEvent)(Y,"afterDataClassLegendClick",function(){this.isDirtyCanvas=!0,this.drawPoints(),this.options.enableMouseTracking&&this.drawTracker()}),(0,g.extend)(Y.prototype,{axisTypes:H.seriesMembers.axisTypes,colorKey:H.seriesMembers.colorKey,directTouch:!0,getExtremesFromAll:!0,keysAffectYAxis:["y"],parallelArrays:H.seriesMembers.parallelArrays,pointArrayMap:["y","value"],pointClass:G,specialGroup:"group",trackerGroups:H.seriesMembers.trackerGroups,alignDataLabel:K.prototype.alignDataLabel,colorAttribs:H.seriesMembers.colorAttribs}),H.compose(Y),M().registerSeriesType("heatmap",Y);let B=m();return u.default})());