lightweight-charts/dist/lightweight-charts.production.mjs

Performant financial charts built with HTML5 canvas

/*!
 * @license
 * TradingView Lightweight Charts™ v5.0.6
 * Copyright (c) 2025 TradingView, Inc.
 * Licensed under Apache License 2.0 https://www.apache.org/licenses/LICENSE-2.0
 */
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rt{constructor(t){this.zn=null,this.M=null,this.Ln="right",this.On=t}Nn(t,i,s){this.zn=t,this.M=i,this.Ln=s}nt(t){null!==this.M&&null!==this.zn&&this.zn.nt(t,this.M,this.On,this.Ln)}}class ht{constructor(t,i,s){this.Wn=t,this.On=new et(50),this.Fn=i,this.O=s,this.W=-1,this.Gt=new rt(this.On)}Tt(){const t=this.O.Hn(this.Fn);if(null===t)return null;const i=t.Un(this.Fn)?t.$n():this.Fn.Wt();if(null===i)return null;const s=t.qn(i);if("overlay"===s)return null;const n=this.O.Yn();return n.P!==this.W&&(this.W=n.P,this.On.In()),this.Gt.Nn(this.Wn.$i(),n,s),this.Gt}}class at extends R{constructor(){super(...arguments),this.Yt=null}ht(t){this.Yt=t}jn(t,i){if(!this.Yt?.Vt)return null;const{ut:s,ct:n,Kn:e}=this.Yt;return i>=s-n-7&&i<=s+n+7?{Xn:this.Yt,Kn:e}:null}et({context:t,bitmapSize:i,horizontalPixelRatio:s,verticalPixelRatio:n}){if(null===this.Yt)return;if(!1===this.Yt.Vt)return;const 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e=Math.max(1,Math.floor(i)),r=e%2/2,h=Math.round(n.ne.x*i)+r,a=n.ne.y*s;t.fillStyle=n.ee,t.beginPath();const l=Math.max(2,1.5*n.re)*i;t.arc(h,a,l,0,2*Math.PI,!1),t.fill(),t.fillStyle=n.he,t.beginPath(),t.arc(h,a,n.ft*i,0,2*Math.PI,!1),t.fill(),t.lineWidth=e,t.strokeStyle=n.ae,t.beginPath(),t.arc(h,a,n.ft*i+e/2,0,2*Math.PI,!1),t.stroke()}}const ut=[{le:0,oe:.25,_e:4,ue:10,ce:.25,de:0,fe:.4,pe:.8},{le:.25,oe:.525,_e:10,ue:14,ce:0,de:0,fe:.8,pe:0},{le:.525,oe:1,_e:14,ue:14,ce:0,de:0,fe:0,pe:0}];class ct{constructor(t){this.Gt=new _t,this.St=!0,this.ve=!0,this.me=performance.now(),this.we=this.me-1,this.ge=t}Me(){this.we=this.me-1,this.Pt()}be(){if(this.Pt(),2===this.ge.N().lastPriceAnimation){const t=performance.now(),i=this.we-t;if(i>0)return void(i<650&&(this.we+=2600));this.me=t,this.we=t+2600}}Pt(){this.St=!0}xe(){this.ve=!0}Vt(){return 0!==this.ge.N().lastPriceAnimation}Se(){switch(this.ge.N().lastPriceAnimation){case 0:return!1;case 1:return!0;case 2:return 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t=this.Zn;t.Vt=!1;const i=this.Jn.N();if(!i.priceLineVisible||!this.Jn.Vt())return;const s=this.Jn.Pe(0===i.priceLineSource);s.ke||(t.Vt=!0,t.ut=s.Bi,t.R=this.Jn.Be(s.R),t.ct=i.priceLineWidth,t.Xt=i.priceLineStyle)}}class ft extends H{constructor(t){super(),this.Jt=t}qi(t,i,s){t.Vt=!1,i.Vt=!1;const n=this.Jt;if(!n.Vt())return;const e=n.N(),r=e.lastValueVisible,h=""!==n.Ae(),a=0===e.seriesLastValueMode,l=n.Pe(!1);if(l.ke)return;r&&(t.ri=this.Ee(l,r,a),t.Vt=0!==t.ri.length),(h||a)&&(i.ri=this.ze(l,r,h,a),i.Vt=i.ri.length>0);const o=n.Be(l.R),_=this.Jt.Qt().Xi().X(o);s.Z=_.Z,s.Bi=l.Bi,i.Ht=n.Qt().Ut(l.Bi/n.Wt().$t()),t.Ht=o,t.R=_.G,i.R=_.G}ze(t,i,s,n){let e="";const r=this.Jt.Ae();return s&&0!==r.length&&(e+=`${r} `),i&&n&&(e+=this.Jt.Wt().Le()?t.Oe:t.Ne),e.trim()}Ee(t,i,s){return i?s?this.Jt.Wt().Le()?t.Ne:t.Oe:t.ri:""}}function pt(t,i,s,n){const e=Number.isFinite(i),r=Number.isFinite(s);return e&&r?t(i,s):e||r?e?i:s:n}class vt{constructor(t,i){this.We=t,this.Fe=i}He(t){return null!==t&&(this.We===t.We&&this.Fe===t.Fe)}Ue(){return new vt(this.We,this.Fe)}$e(){return this.We}qe(){return this.Fe}Ye(){return this.Fe-this.We}Ki(){return this.Fe===this.We||Number.isNaN(this.Fe)||Number.isNaN(this.We)}vn(t){return null===t?this:new vt(pt(Math.min,this.$e(),t.$e(),-1/0),pt(Math.max,this.qe(),t.qe(),1/0))}je(t){if(!p(t))return;if(0===this.Fe-this.We)return;const i=.5*(this.Fe+this.We);let s=this.Fe-i,n=this.We-i;s*=t,n*=t,this.Fe=i+s,this.We=i+n}Ke(t){p(t)&&(this.Fe+=t,this.We+=t)}Xe(){return{minValue:this.We,maxValue:this.Fe}}static Ze(t){return null===t?null:new vt(t.minValue,t.maxValue)}}class mt{constructor(t,i){this.Ge=t,this.Je=i||null}Qe(){return this.Ge}tr(){return this.Je}Xe(){return{priceRange:null===this.Ge?null:this.Ge.Xe(),margins:this.Je||void 0}}static Ze(t){return null===t?null:new mt(vt.Ze(t.priceRange),t.margins)}}class wt extends lt{constructor(t,i){super(t),this.ir=i}te(){const t=this.Zn;t.Vt=!1;const i=this.ir.N();if(!this.Jn.Vt()||!i.lineVisible)return;const s=this.ir.sr();null!==s&&(t.Vt=!0,t.ut=s,t.R=i.color,t.ct=i.lineWidth,t.Xt=i.lineStyle,t.Kn=this.ir.N().id)}}class gt extends H{constructor(t,i){super(),this.ge=t,this.ir=i}qi(t,i,s){t.Vt=!1,i.Vt=!1;const n=this.ir.N(),e=n.axisLabelVisible,r=""!==n.title,h=this.ge;if(!e||!h.Vt())return;const a=this.ir.sr();if(null===a)return;r&&(i.ri=n.title,i.Vt=!0),i.Ht=h.Qt().Ut(a/h.Wt().$t()),t.ri=this.nr(n.price),t.Vt=!0;const l=this.ge.Qt().Xi().X(n.axisLabelColor||n.color);s.Z=l.Z;const o=n.axisLabelTextColor||l.G;t.R=o,i.R=o,s.Bi=a}nr(t){const i=this.ge.zt();return null===i?"":this.ge.Wt().Zi(t,i.Ft)}}class Mt{constructor(t,i){this.ge=t,this.ys=i,this.er=new wt(t,this),this.Wn=new gt(t,this),this.rr=new ht(this.Wn,t,t.Qt())}hr(t){f(this.ys,t),this.Pt(),this.ge.Qt().ar()}N(){return this.ys}lr(){return this.er}_r(){return this.rr}ur(){return this.Wn}Pt(){this.er.Pt(),this.Wn.Pt()}sr(){const t=this.ge,i=t.Wt();if(t.Qt().At().Ki()||i.Ki())return null;const s=t.zt();return null===s?null:i.Nt(this.ys.price,s.Ft)}}class bt extends j{constructor(t){super(),this.ts=t}Qt(){return this.ts}}const xt={Bar:(t,i,s,n)=>{const e=i.upColor,r=i.downColor,h=u(t(s,n)),a=c(h.Ft[0])<=c(h.Ft[3]);return{cr:h.R??(a?e:r)}},Candlestick:(t,i,s,n)=>{const e=i.upColor,r=i.downColor,h=i.borderUpColor,a=i.borderDownColor,l=i.wickUpColor,o=i.wickDownColor,_=u(t(s,n)),d=c(_.Ft[0])<=c(_.Ft[3]);return{cr:_.R??(d?e:r),dr:_.Ht??(d?h:a),pr:_.vr??(d?l:o)}},Custom:(t,i,s,n)=>({cr:u(t(s,n)).R??i.color}),Area:(t,i,s,n)=>{const e=u(t(s,n));return{cr:e.vt??i.lineColor,vt:e.vt??i.lineColor,mr:e.mr??i.topColor,wr:e.wr??i.bottomColor}},Baseline:(t,i,s,n)=>{const e=u(t(s,n));return{cr:e.Ft[3]>=i.baseValue.price?i.topLineColor:i.bottomLineColor,gr:e.gr??i.topLineColor,Mr:e.Mr??i.bottomLineColor,br:e.br??i.topFillColor1,Sr:e.Sr??i.topFillColor2,Cr:e.Cr??i.bottomFillColor1,yr:e.yr??i.bottomFillColor2}},Line:(t,i,s,n)=>{const e=u(t(s,n));return{cr:e.R??i.color,vt:e.R??i.color}},Histogram:(t,i,s,n)=>({cr:u(t(s,n)).R??i.color})};class St{constructor(t){this.Pr=(t,i)=>void 0!==i?i.Ft:this.ge.Xs().kr(t),this.ge=t,this.Tr=xt[t.Rr()]}Dr(t,i){return this.Tr(this.Pr,this.ge.N(),t,i)}}function Ct(t,i,s,n,e=0,r=i.length){let h=r-e;for(;0<h;){const r=h>>1,a=e+r;n(i[a],s)===t?(e=a+1,h-=r+1):h=r}return e}const yt=Ct.bind(null,!0),Pt=Ct.bind(null,!1);var kt;!function(t){t[t.NearestLeft=-1]="NearestLeft",t[t.None=0]="None",t[t.NearestRight=1]="NearestRight"}(kt||(kt={}));const Tt=30;class Rt{constructor(){this.Vr=[],this.Ir=new Map,this.Br=new Map,this.Ar=[]}Er(){return this.zr()>0?this.Vr[this.Vr.length-1]:null}Lr(){return this.zr()>0?this.Or(0):null}Ks(){return 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