@lightningchart/lcjs/dist/lcjs.cjs

A high-performance charting library.

/* LightningChart JS v8.0.2 */
"use strict";Object.defineProperty(exports,"o",{value:!0});var t=require("immutable"),i=require("earcut");function s(t){return t&&"object"==typeof t&&"default"in t?t:{default:t}}function e(t){if(t&&t.o)return t;var i=Object.create(null);return t&&Object.keys(t).forEach((function(s){if("default"!==s){var e=Object.getOwnPropertyDescriptor(t,s);Object.defineProperty(i,s,e.get?e:{enumerable:!0,get:function(){return t[s]}})}})),i.default=t,Object.freeze(i)}var r=e(t),h=s(i);class n{constructor(){this.u=!0}S(){return this.u}}class o extends n{constructor(t,i){super(),this.M=t,this._=t,this.u=i}C(t){return t!==this.M&&(this._=this.M,this.M=t,this.u=!0),this}T(){return this.M}S(){return super.S()}}const a=(t,i)=>({x:t,y:i}),l=(t,i)=>({x:t,y:i}),c=(t,i,s)=>({position:t,high:i,low:s}),u=(t,i,s)=>({x:t,y:i,z:s}),d=t=>{const i=Array(0),s=Array(0);return 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Us{constructor(t){super(((t,i)=>({steps:t.steps,title:t.title,units:t.units,interpolate:t.interpolate,percentageValues:t.percentageValues,color:t.color,formatter:t.formatter,length:i.length,min:i.min,max:i.max,subranges:i.subranges,isValid:i.isValid}))(t,js(t)))}toString(){return`LUT:interpolate=${this.interpolate},steps=${this.steps.length},percentage=${this.percentageValues}`}setSteps(t){return this.merge(js({...this,steps:t}))}getSteps(){return this.get("steps")}setTitle(t){return this.set("title",t)}getTitle(){return this.get("title")}setUnits(t){return this.set("units",t)}getUnits(){return this.get("units")}setInterpolation(t){return this.set("interpolate",t)}getInterpolation(){return this.get("interpolate")}setFallbackColor(t){return this.set("color",t)}getFallbackColor(){return this.get("color")}setPercentageValues(t){return this.set("percentageValues",t)}getPercentageValues(){return this.get("percentageValues")}setFormatter(t){return this.set("formatter",t)}getFormatter(){return this.get("formatter")}getColors(t,i){if(Array.isArray(t)){if(Array.isArray(t[0])){const s=t,e=s.length,r=s[0].length,h=[...Array(e)].map((()=>Array(r)));for(let t=0;t<e;t+=1)for(let e=0;e<r;e+=1)h[t][e]=this.ls(s[t][e],i);return h}const s=t,e=s.length,r=Array(e);for(let t=0;t<e;t+=1)r[t]=this.ls(s[t],i);return r}return this.ls(t,i)}ls(t,i){const{steps:s}=this,e=s.length;if(0===e)return this.getFallbackColor();if(1===e)return s[0].color||this.color;if(this.percentageValues,this.percentageValues&&i&&(t=Math.max(Math.min((t-i.min)/(i.max-i.min),1),0)),this.interpolate){for(let i=0;i<e-1;i+=1){const e=s[i],o=s[i+1],a=Math.min(e.value,o.value),l=Math.max(e.value,o.value);if(t>=a&&t<=l){if(a===l)return e.color;const i=(t-e.value)/(o.value-e.value);return r=e.color,h=o.color,n=i,new x({r:r.r+(h.r-r.r)*n,g:r.g+(h.g-r.g)*n,b:r.b+(h.b-r.b)*n,a:r.a+(h.a-r.a)*n})}}return t<s[0].value?s[0].color:s[e-1].color}var r,h,n;for(let i=e-1;i>=0;i-=1)if(t>=s[i].value)return s[i].color;return s[0].color}}const Hs=t=>!(!t||"object"!=typeof t||!("type"in t)||"lut"!==t.type),Ws=(t,i)=>t.formatter(i,{min:t.min,max:t.max,percentageValues:t.percentageValues}),Xs=t.Record({type:"fillstyle",fillType:"empty"});class Zs extends Xs{toString(){return"emptyFill"}toCSS(){return"transparent"}}const Js=new Zs,Qs=t=>!!(t&&"object"==typeof t&&"type"in t&&"fillstyle"===t.type&&"fillType"in t&&"empty"===t.fillType),Ks=t.Record({type:"fillstyle",fillType:"solid",color:b(255,255,255)});class qs extends Ks{}class te extends qs{constructor(t){super({...t,fillType:"solid"})}toString(){return`solidFill:${this.color.toString()}`}toCSS(){return this.color.toRGBAString()}setColor(t){return S(t)?this.set("color",t):this.set("color",t(this.get("color")))}getColor(){return this.get("color")}setA(t){return this.setColor(this.getColor().setA(t))}setR(t){return this.setColor(this.getColor().setR(t))}setG(t){return this.setColor(this.getColor().setG(t))}setB(t){return this.setColor(this.getColor().setB(t))}}const ie=t=>!!(t&&"object"==typeof t&&"type"in t&&"fillstyle"===t.type&&"fillType"in t&&"solid"===t.fillType);class se extends qs{constructor(t){super({...t,fillType:"individual"})}toString(){return`individualPointFill:${this.color.toString()}`}toCSS(){return this.getFallbackColor().toRGBAString()}setFallbackColor(t){return S(t)?this.set("color",t):this.set("color",t(this.get("color")))}getFallbackColor(){return this.get("color")}}const ee=t=>!!(t&&"object"==typeof t&&"type"in t&&"fillstyle"===t.type&&"fillType"in t&&"individual"===t.fillType),re=t.Record({type:"fillstyle",fillType:"palette",lut:new Ys({steps:[]}),lookUpProperty:"value"});class he extends re{constructor(t){super({...t,fillType:"palette"})}toString(){return`palettedFill:lut=${this.lut.toString()},lookUpProperty=${this.lookUpProperty}`}toCSS(){return`linear-gradient(${this.lut.getSteps().map((t=>t.color.toRGBAString())).join(", 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