@lightningchart/lcjs/dist/lcjs.mjs

A high-performance charting library.

/* LightningChart JS v7.0.3 */
import*as t from"immutable";import{Record as i}from"immutable";import s from"earcut";class e{constructor(){this.o=!0}u(){return this.o}}class h extends e{constructor(t,i){super(),this.S=t,this.M=t,this.o=i}_(t){return t!==this.S&&(this.M=this.S,this.S=t,this.o=!0),this}C(){return this.S}u(){return super.u()}}const r=(t,i)=>({x:t,y:i}),n=(t,i)=>({x:t,y:i}),o=(t,i,s)=>({position:t,high:i,low:s}),a=(t,i,s)=>({x:t,y:i,z:s}),l=t=>{const i=Array(0),s=Array(0);return t.length>0&&t.forEach((t=>{i.push(r(t.position,t.high)),s.push(r(t.position,t.low))})),[i,s]},u=(t,i)=>({min:t,max:i}),c=(t,i,s,e)=>({x:t,y:i,width:s,height:e}),d=(t,i=!0)=>new h(t,i),f=(t=0,i=0,s=0,e=0)=>({left:t,top:i,right:s,bottom:e}),A=f,g=(t,i)=>({left:void 0!==i.left?i.left:t.left,top:void 0!==i.top?i.top:t.top,right:void 0!==i.right?i.right:t.right,bottom:void 0!==i.bottom?i.bottom:t.bottom}),v=i({type:"color",r:1,g:1,b:1,a:1});class y extends v{constructor(t){super(t)}toUint32(){return void 0!==this.T||(this.T=F(this.getR(),this.getG(),this.getB(),this.getA())),this.T}toString(){return`color:${this.r},${this.g},${this.b},${this.a}`}setA(t){return this.set("a",t/255)}setR(t){return this.set("r",t/255)}setG(t){return this.set("g",t/255)}setB(t){return this.set("b",t/255)}getA(){return 255*this.get("a")}getR(){return 255*this.get("r")}getG(){return 255*this.get("g")}getB(){return 255*this.get("b")}getHighlight(){return this.F||(this.F=new y({r:this.r+.45*(1-this.r),g:this.g+.45*(1-this.g),b:this.b+.45*(1-this.b),a:this.a<1?this.a+.45*(1-this.a):1})),this.F}getLighter(){return this.I||(this.I=new y({r:this.r+.4*(1-this.r),g:this.g+.4*(1-this.g),b:this.b+.4*(1-this.b),a:this.a})),this.I}getDarker(){return this.P||(this.P=new y({r:this.r-.4*(1-this.r),g:this.g-.4*(1-this.g),b:this.b-.4*(1-this.b),a:this.a})),this.P}toRGBAString(){return`rgba( ${255*this.r}, ${255*this.g}, ${255*this.b}, ${255*this.a} )`}}const p=t=>!(!t||"object"!=typeof t||!("type"in t)||"color"!==t.type),m=(t,i,s,e=255)=>new y({r:t/255,g:i/255,b:s/255,a:e/255}),S=t=>{const i=t.startsWith("#")?t.substring(1):t.startsWith("0x")?t.substr(2):t;switch(i.length){case 8:return new y({r:Number(`0x${i.substring(0,2)}`)/255,g:Number(`0x${i.substring(2,4)}`)/255,b:Number(`0x${i.substring(4,6)}`)/255,a:Number(`0x${i.substring(6,8)}`)/255});case 6:return new y({r:Number(`0x${i.substring(0,2)}`)/255,g:Number(`0x${i.substring(2,4)}`)/255,b:Number(`0x${i.substring(4,6)}`)/255});case 4:return new y({r:Number(`0x${i.charAt(0)}${i.charAt(0)}`)/255,g:Number(`0x${i.charAt(1)}${i.charAt(1)}`)/255,b:Number(`0x${i.charAt(2)}${i.charAt(2)}`)/255,a:Number(`0x${i.charAt(3)}${i.charAt(3)}`)/255});case 3:return new y({r:Number(`0x${i.charAt(0)}${i.charAt(0)}`)/255,g:Number(`0x${i.charAt(1)}${i.charAt(1)}`)/255,b:Number(`0x${i.charAt(2)}${i.charAt(2)}`)/255});default:throw new Error(`ColorHEX parsing error | input: ${t}`)}},b=(t,i=1,s=1)=>{let e,h,r;t/=360;const 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o=s-.5*e;return[Math.round(255*(n[0]+o)),Math.round(255*(n[1]+o)),Math.round(255*(n[2]+o))]},_={aliceblue:"#f0f8ff",antiquewhite:"#faebd7",aqua:"#00ffff",aquamarine:"#7fffd4",azure:"#f0ffff",beige:"#f5f5dc",bisque:"#ffe4c4",black:"#000000",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",firebrick:"#b22222",floralwhite:"#fffaf0",forestgreen:"#228b22",fuchsia:"#ff00ff",gainsboro:"#dcdcdc",ghostwhite:"#f8f8ff",gold:"#ffd700",goldenrod:"#daa520",gray:"#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",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",rebeccapurple:"#663399",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",wheat:"#f5deb3",white:"#ffffff",whitesmoke:"#f5f5f5",yellow:"#ffff00",yellowgreen:"#9acd32"},C=t=>{const i=_[t.toLowerCase()];if(i)return i;throw new Error(`Unknown color code: ${t}`)},k=new y({}),T=m(0,0,0,0),F=(t,i,s,e=255)=>(e<<24|s<<16|i<<8|t)>>>0,I=t=>F(255*t.r,255*t.g,255*t.b,255*t.a),P=(t,i)=>t.value-i.value,L=i({type:"lut",steps:[],title:"",units:"",interpolate:!0,color:m(0,0,0,255),length:0,min:0,max:0,subranges:[],isValid:!1,percentageValues:!1}),B=t=>{const{steps:i}=t,s=i.length;i.sort(P);const[e,h]=s>0?[i[0].value,i[s-1].value]:[0,0],r=s>0?s-1:0,n=Array(r);for(let t=0;t<r;t+=1)n[t]={min:i[t],max:i[t+1]};return{min:e,max:h,length:s,steps:i,subranges:n,isValid:s>0&&e!==h}};class D extends L{constructor(t){super(((t,i)=>({steps:t.steps,title:t.title,units:t.units,interpolate:t.interpolate,percentageValues:t.percentageValues,color:t.color,length:i.length,min:i.min,max:i.max,subranges:i.subranges,isValid:i.isValid}))(t,B(t)))}toString(){return`LUT:interpolate=${this.interpolate},steps=${this.steps.length},percentage=${this.percentageValues}`}setSteps(t){return this.merge(B({...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")}getColors(t,i){if(Array.isArray(t)){if(Array.isArray(t[0])){const s=t,e=s.length,h=s[0].length,r=[...Array(e)].map((()=>Array(h)));for(let t=0;t<e;t+=1)for(let e=0;e<h;e+=1)r[t][e]=this.L(s[t][e],i);return r}const s=t,e=s.length,h=Array(e);for(let t=0;t<e;t+=1)h[t]=this.L(s[t],i);return h}return this.L(t,i)}L(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 h=e.color,r=o.color,n=i,new y({r:h.r+(r.r-h.r)*n,g:h.g+(r.g-h.g)*n,b:h.b+(r.b-h.b)*n,a:h.a+(r.a-h.a)*n})}}return t<s[0].value?s[0].color:s[e-1].color}var h,r,n;for(let i=e-1;i>=0;i-=1)if(t>=s[i].value)return s[i].color;return s[0].color}}const E=t=>!(!t||"object"!=typeof t||!("type"in t)||"lut"!==t.type),R=i({type:"fillstyle",fillType:"empty"});class z extends R{toString(){return"emptyFill"}}const V=new z,O=t=>!!(t&&"object"==typeof t&&"type"in t&&"fillstyle"===t.type&&"fillType"in t&&"empty"===t.fillType),N=i({type:"fillstyle",fillType:"solid",color:m(255,255,255)});class G extends N{}class $ extends G{constructor(t){super({...t,fillType:"solid"})}toString(){return`solidFill:${this.color.toString()}`}setColor(t){return p(t)?this.set("color",t):this.set("color",t(this.get("color")))}getColor(){return this.get("color")}setA(t){return this.setColor(this.getColor().setA(t))}setR(t){return this.setColor(this.getColor().setR(t))}setG(t){return this.setColor(this.getColor().setG(t))}setB(t){return this.setColor(this.getColor().setB(t))}}const U=t=>!!(t&&"object"==typeof t&&"type"in t&&"fillstyle"===t.type&&"fillType"in t&&"solid"===t.fillType);class Y extends G{constructor(t){super({...t,fillType:"individual"})}toString(){return`individualPointFill:${this.color.toString()}`}setFallbackColor(t){return p(t)?this.set("color",t):this.set("color",t(this.get("color")))}getFallbackColor(){return this.get("color")}}const H=t=>!!(t&&"object"==typeof t&&"type"in t&&"fillstyle"===t.type&&"fillType"in t&&"individual"===t.fillType),X=i({type:"fillstyle",fillType:"palette",lut:new D({steps:[]}),lookUpProperty:"value"});class W extends X{constructor(t){super({...t,fillType:"palette"})}toString(){return`palettedFill:lut=${this.lut.toString()},lookUpProperty=${this.lookUpProperty}`}getPalette(){return this.get("lut")}setLookUpProperty(t){return"function"==typeof t?this.set("lookUpProperty",t(this.get("lookUpProperty"))):this.set("lookUpProperty",t)}getLookUpProperty(){return this.get("lookUpProperty")}}const j=t=>!!(t&&"object"==typeof t&&"type"in t&&"fillstyle"===t.type&&"fillType"in t&&"palette"===t.fillType);var Z,Q;!function(t){t.circle="circle",t.ellipse="ellipse"}(Z||(Z={})),function(t){t.closestSide="closest-side",t.closestCorner="closest-corner",t.farthestSide="farthest-side",t.farthestCorner="farthest-corner"}(Q||(Q={}));const J=i({type:"fillstyle",fillType:"radial-gradient",stops:[{color:S("#f00"),offset:0},{color:S("#0f0"),offset:1}],position:r(.5,.5),shape:Z.ellipse,extent:Q.farthestCorner});class K extends J{constructor(t){if(super(t),null===t||t&&null===t.stops||t&&t.stops&&!Array.isArray(t.stops)||t&&t.stops&&Array.isArray(t.stops)&&t.stops.length<2)throw new Error("RadialGradientFill requires minimum two color stops to be defined.")}toString(){return`radialGradientFill:${this.shape},${this.extent},${this.position.x},${this.position.y},${this.stops.map((t=>`${t.offset},${t.color.toString()}`)).join(",")}`}setColorStops(t){if(t.length<2)throw new Error("Minimum of two color stops required");return this.set("stops",t)}getColorStops(){return this.get("stops")}setPosition(t){return this.set("position",t)}getPosition(){return this.get("position")}setShape(t){return this.set("shape",t)}getShape(){return this.get("shape")}setExtent(t){return this.set("extent",t)}getExtent(){return this.get("extent")}}const q=t=>!!(t&&"object"==typeof t&&"type"in t&&"fillstyle"===t.type&&"fillType"in 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et{constructor(t,i,s,e){this.D=new zt,this.cellIndex=t,this.cellSpan=i,this.cellsAmount=s,this.observedAmount=e,this.x=new ht,this.y=new ht,this.z=new ht;const h={...t},r={...i};if(e){const t=t=>{const i=t.value;this.cellsAmount.x=i.reduce(Is,0),this.cellIndex.x=i.reduce(((t,i,s)=>s>=h.x?t:t+i),0),this.cellSpan.x=i.reduce(((t,i,s)=>s>=h.x&&s<h.x+r.x?t+i:t),0),this.D.R("cellresize",{})};e.x.V("change",t),t({value:e.x.C()});const i=t=>{const i=t.value;this.cellsAmount.y=i.reduce(Is,0),this.cellIndex.y=i.reduce(((t,i,s)=>s>=h.y?t:t+i),0),this.cellSpan.y=i.reduce(((t,i,s)=>s>=h.y&&s<h.y+r.y?t+i:t),0),this.D.R("cellresize",{})};e.y.V("change",i),i({value:e.y.C()}),this.O=()=>{e.x.N("change",t),e.y.N("change",i)}}}G(){return this.O&&(this.O(),this.O=void 0),this}addEventListener(t,i,s){this.D.addEventListener(t,i,s)}removeEventListener(t,i){this.D.removeEventListener(t,i)}}class ht extends e{constructor(){super(...arguments),this.$=0,this.U=10,this.Y=1}H(){return this.o=!1,this}X(){return 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