highcharts/esm/modules/boost.js

JavaScript charting framework

/**
 * Highcharts JS v12.4.0 (2025-09-04)
 * @module highcharts/modules/boost
 * @requires highcharts
 *
 * Boost module
 *
 * (c) 2010-2025 Highsoft AS
 * Author: Torstein Honsi
 *
 * License: www.highcharts.com/license
 *
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t=this.options||{},i=this.chart,s=i.boost,r=this.boost,o=this.xAxis,n=this.yAxis,a=t.xData||this.getColumn("x",!0),l=t.yData||this.getColumn("y",!0),h=this.getColumn("low",!0),d=this.getColumn("high",!0),f=this.processedData||t.data,u=o.getExtremes(),g=u.min-(o.minPointOffset||0),m=u.max+(o.minPointOffset||0),c=n.getExtremes(),p=c.min-(n.minPointOffset||0),b=c.max+(n.minPointOffset||0),x={},A=!!this.sampling,y=t.enableMouseTracking,v=t.threshold,P=this.pointArrayMap&&"low,high"===this.pointArrayMap.join(","),T=!!t.stacking,C=this.cropStart||0,k=this.requireSorting,M=!a,E="x"===t.findNearestPointBy,S=(this.getColumn("x").length?this.getColumn("x"):void 0)||this.options.xData||this.getColumn("x",!0),w=er(t.lineWidth,1),U=t.nullInteraction&&p,R=i.tooltip,L=!1,_,z=n.getThreshold(v),D,I,N,G;if(!this.boosted||(this.points?.forEach(e=>{e?.destroyElements?.()}),this.points=[],R&&!R.isHidden?(i.hoverPoint?.series===this||i.hoverPoints?.some(e=>e.series===this))&&(i.hoverPoint=i.hoverPoints=void 0,R.hide(0)):i.hoverPoints&&(i.hoverPoints=i.hoverPoints.filter(e=>e.series!==this)),o.isPanning||n.isPanning)||(L=ed(i,this),i.boosted=!0,!this.visible))return;(this.points||this.graph)&&ef(this),W(i)?(this.markerGroup&&this.markerGroup!==s?.markerGroup&&this.markerGroup.destroy(),this.markerGroup=s?.markerGroup,r&&r.target&&(this.renderTarget=r.target=r.target.destroy())):(this.markerGroup===s?.markerGroup&&(this.markerGroup=void 0),this.markerGroup=this.plotGroup("markerGroup","markers","visible",1,i.seriesGroup).addClass("highcharts-tracker"));let B=this.points=[],O=(t,s,r,a)=>{let 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0===N||f===_)&&(P||(x=a),(void 0===G||a>I)&&(I=a,G=t),(void 0===N||x<D)&&(D=x,N=t)),E&&f===_||(void 0!==N&&(u=n.toPixels(I,!0),z=n.toPixels(D,!0),O(f,u,G,c),z!==u&&O(f,z,N,c)),N=G=void 0,_=f)):O(f,u=Math.ceil(n.toPixels(a,!0)),t,c))),!s)},()=>{et(this,"renderedCanvas"),delete this.buildKDTree,this.options&&this.buildKDTree(),V.debug.timeKDTree&&console.timeEnd("kd tree building")}))}function ev(e){let t=!0;if(this.chart.options&&this.chart.options.boost&&(t=void 0===this.chart.options.boost.enabled||this.chart.options.boost.enabled),!t||!this.boosted)return e.call(this);this.chart.boosted=!0;let i=ed(this.chart,this);i&&(el(i,this),i.pushSeries(this)),eb(this)}function eP(e){if(this.boosted){if(eg(this))return{};if(this.xAxis.isPanning||this.yAxis.isPanning)return this}return e.apply(this,[].slice.call(arguments,1))}function eT(e){let t=this.options.data;if(eh(this.chart)&&h[this.type]){let s=this.is("scatter")&&!this.is("bubble")&&!this.is("treemap")&&!this.is("heatmap");if(!em(this,t)||s||this.is("treemap")||this.options.stacking||!eg(this,!0)){if(this.boosted&&(this.xAxis?.isPanning||this.yAxis?.isPanning))return;s&&"treegrid"!==this.yAxis.type?eA.call(this,arguments[1]):e.apply(this,[].slice.call(arguments,1)),t=this.getColumn("x",!0)}if(this.boosted=em(this,t),this.boosted){let e;this.options.data?.length&&(es(e=this.getFirstValidPoint(this.options.data))||ei(e)||this.is("treemap")||$(12,!1,this.chart));var i=this;i.boost=i.boost||{getPoint:e=>ex(i,e)};let t=i.boost.altered=[];if(["allowDG","directTouch","stickyTracking"].forEach(e=>{t.push({prop:e,val:i[e],own:Object.hasOwnProperty.call(i,e)})}),i.allowDG=!1,i.directTouch=!1,i.stickyTracking=!0,i.finishedAnimating=!0,i.labelBySeries&&(i.labelBySeries=i.labelBySeries.destroy()),i.is("scatter")&&!i.is("treemap")&&i.data.length){for(let e of i.data)e?.destroy?.();i.data.length=0,i.points.length=0,delete i.processedData}}else!function(e){let t=e.boost,i=e.chart,s=i.boost;if(s?.markerGroup)for(let e of(s.markerGroup.destroy(),s.markerGroup=void 0,i.series))e.markerGroup=void 0,e.markerGroup=e.plotGroup("markerGroup","markers","visible",1,i.seriesGroup).addClass("highcharts-tracker");t&&((t.altered||[]).forEach(t=>{t.own?e[t.prop]=t.val:delete e[t.prop]}),t.clear&&t.clear()),(i.seriesGroup||e.group)?.clip()}(this)}else e.apply(this,[].slice.call(arguments,1))}function eC(e){let t=e.apply(this,[].slice.call(arguments,1));return this.boost&&t?this.boost.getPoint(t):t}let ek=function(e,t,i,s){if(eo(Y,"Boost.Series")){let r=q().plotOptions,o=e.prototype;if(Q(e,"destroy",ec),Q(e,"hide",ep),s&&(o.renderCanvas=ey),en(o,"getExtremes",eP),en(o,"processData",eT),en(o,"searchPoint",eC),["translate","generatePoints","drawTracker","drawPoints","render"].forEach(e=>(function(e,t,i){function s(e){let t=this.options.stacking&&("translate"===i||"generatePoints"===i);this.boosted&&!t&&eh(this.chart)&&"heatmap"!==this.type&&"treemap"!==this.type&&h[this.type]&&0!==this.options.boostThreshold?"render"===i&&this.renderCanvas&&this.renderCanvas():e.call(this)}if(en(e,i,s),"translate"===i)for(let e of["column","arearange","columnrange","heatmap","treemap"])t[e]&&en(t[e].prototype,i,s)})(o,t,e)),en(i.prototype,"firePointEvent",function(e,t,i){if("click"===t&&this.series.boosted){let e=i.point;if((e.dist||e.distX)>=(e.series.options.marker?.radius??10))return}return e.apply(this,[].slice.call(arguments,1))}),l.forEach(e=>{let i=r[e];i&&(i.boostThreshold=5e3,i.boostData=[],t[e].prototype.fillOpacity=!0)}),s){let{area:e,areaspline:i,bubble:s,column:r,heatmap:o,scatter:n,treemap:a}=t;if(e&&ee(e.prototype,{fill:!0,fillOpacity:!0,sampling:!0}),i&&ee(i.prototype,{fill:!0,fillOpacity:!0,sampling:!0}),s){let e=s.prototype;delete e.buildKDTree,en(e,"markerAttribs",function(e){return!this.boosted&&e.apply(this,[].slice.call(arguments,1))})}r&&ee(r.prototype,{fill:!0,sampling:!0}),n&&(n.prototype.fill=!0),[o,a].forEach(e=>{e&&en(e.prototype,"drawPoints",ev)})}}return e},eM={defaultHTMLColorMap:{aliceblue:"#f0f8ff",antiquewhite:"#faebd7",aqua:"#00ffff",aquamarine:"#7fffd4",azure:"#f0ffff",beige:"#f5f5dc",bisque:"#ffe4c4",blanchedalmond:"#ffebcd",blue:"#0000ff",blueviolet:"#8a2be2",brown:"#a52a2a",burlywood:"#deb887",cadetblue:"#5f9ea0",chartreuse:"#7fff00",chocolate:"#d2691e",coral:"#ff7f50",cornflowerblue:"#6495ed",cornsilk:"#fff8dc",crimson:"#dc143c",cyan:"#00ffff",darkblue:"#00008b",darkcyan:"#008b8b",darkgoldenrod:"#b8860b",darkgray:"#a9a9a9",darkgreen:"#006400",darkkhaki:"#bdb76b",darkmagenta:"#8b008b",darkolivegreen:"#556b2f",darkorange:"#ff8c00",darkorchid:"#9932cc",darkred:"#8b0000",darksalmon:"#e9967a",darkseagreen:"#8fbc8f",darkslateblue:"#483d8b",darkslategray:"#2f4f4f",darkturquoise:"#00ced1",darkviolet:"#9400d3",deeppink:"#ff1493",deepskyblue:"#00bfff",dimgray:"#696969",dodgerblue:"#1e90ff",feldspar:"#d19275",firebrick:"#b22222",floralwhite:"#fffaf0",forestgreen:"#228b22",fuchsia:"#ff00ff",gainsboro:"#dcdcdc",ghostwhite:"#f8f8ff",gold:"#ffd700",goldenrod:"#daa520",gray:"#808080",grey:"#808080",green:"#008000",greenyellow:"#adff2f",honeydew:"#f0fff0",hotpink:"#ff69b4",indianred:"#cd5c5c",indigo:"#4b0082",ivory:"#fffff0",khaki:"#f0e68c",lavender:"#e6e6fa",lavenderblush:"#fff0f5",lawngreen:"#7cfc00",lemonchiffon:"#fffacd",lightblue:"#add8e6",lightcoral:"#f08080",lightcyan:"#e0ffff",lightgoldenrodyellow:"#fafad2",lightgrey:"#d3d3d3",lightgreen:"#90ee90",lightpink:"#ffb6c1",lightsalmon:"#ffa07a",lightseagreen:"#20b2aa",lightskyblue:"#87cefa",lightslateblue:"#8470ff",lightslategray:"#778899",lightsteelblue:"#b0c4de",lightyellow:"#ffffe0",lime:"#00ff00",limegreen:"#32cd32",linen:"#faf0e6",magenta:"#ff00ff",maroon:"#800000",mediumaquamarine:"#66cdaa",mediumblue:"#0000cd",mediumorchid:"#ba55d3",mediumpurple:"#9370d8",mediumseagreen:"#3cb371",mediumslateblue:"#7b68ee",mediumspringgreen:"#00fa9a",mediumturquoise:"#48d1cc",mediumvioletred:"#c71585",midnightblue:"#191970",mintcream:"#f5fffa",mistyrose:"#ffe4e1",moccasin:"#ffe4b5",navajowhite:"#ffdead",navy:"#000080",oldlace:"#fdf5e6",olive:"#808000",olivedrab:"#6b8e23",orange:"#ffa500",orangered:"#ff4500",orchid:"#da70d6",palegoldenrod:"#eee8aa",palegreen:"#98fb98",paleturquoise:"#afeeee",palevioletred:"#d87093",papayawhip:"#ffefd5",peachpuff:"#ffdab9",peru:"#cd853f",pink:"#ffc0cb",plum:"#dda0dd",powderblue:"#b0e0e6",purple:"#800080",red:"#ff0000",rosybrown:"#bc8f8f",royalblue:"#4169e1",saddlebrown:"#8b4513",salmon:"#fa8072",sandybrown:"#f4a460",seagreen:"#2e8b57",seashell:"#fff5ee",sienna:"#a0522d",silver:"#c0c0c0",skyblue:"#87ceeb",slateblue:"#6a5acd",slategray:"#708090",snow:"#fffafa",springgreen:"#00ff7f",steelblue:"#4682b4",tan:"#d2b48c",teal:"#008080",thistle:"#d8bfd8",tomato:"#ff6347",turquoise:"#40e0d0",violet:"#ee82ee",violetred:"#d02090",wheat:"#f5deb3",whitesmoke:"#f5f5f5",yellow:"#ffff00",yellowgreen:"#9acd32"}},{doc:eE,win:eS}=a(),{addEvent:ew,error:eU}=a(),eR=["webgl","experimental-webgl","moz-webgl","webkit-3d"];function eL(){let e,t=!1;if(void 0!==eS.WebGLRenderingContext){e=eE.createElement("canvas");for(let t=0;t<eR.length;++t)try{if(null!=e.getContext(eR[t]))return!0}catch{}}return!1}let e_=a();e_.hasWebGLSupport=eL,function(e,t,i,s,r,o){let n=eL();n||(void 0!==a().initCanvasBoost?a().initCanvasBoost():eU(26)),o&&!o.names.lightgoldenrodyellow&&(o.names={...o.names,...eM.defaultHTMLColorMap}),p.compose(e,n),ek(i,s,r,n),ew(t,"setExtremes",function(e){for(let t of[this.chart,...this.series].map(e=>e.renderTarget).filter(Boolean)){let{horiz:i,pos:s}=this,r=i?"scaleX":"scaleY",o=i?"translateX":"translateY",n=t?.[r]??1,a=1,l=0,h=1,d="none";this.isPanning&&(a=(e.scale??1)*n,l=(t?.[o]||0)-a*(e.move||0)+n*s-a*s,h=.7,d="blur(3px)"),t?.attr({[r]:a,[o]:l}).css({transition:"250ms filter, 250ms opacity",filter:d,opacity:h})}})}(e_.Chart,e_.Axis,e_.Series,e_.seriesTypes,e_.Point,e_.Color);let ez=a();export{ez as default};