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vexflow

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A JavaScript library for rendering music notation and guitar tablature.

vexflow.com

0xfe/vexflow

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/*! * VexFlow 4.2.1 2023-06-21T20:24:17.916Z 6c05deea44902a09a017507a8ddc810d2e2a9922 * Copyright (c) 2010 Mohit Muthanna Cheppudira <mohit@muthanna.com> * https://www.vexflow.com https://github.com/0xfe/vexflow */ !function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.Vex=e():t.Vex=e()}("undefined"!=typeof window?window:"undefined"!=typeof globalThis?globalThis:this,(()=>(()=>{"use strict";var t={d:(e,i)=>{for(var s in i)t.o(i,s)&&!t.o(e,s)&&Object.defineProperty(e,s,{enumerable:!0,get:i[s]})}};t.g=function(){if("object"==typeof globalThis)return globalThis;try{return this||new Function("return this")()}catch(t){if("object"==typeof window)return window}}(),t.o=(t,e)=>Object.prototype.hasOwnProperty.call(t,e),t.r=t=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})};var e={};t.d(e,{default:()=>i});var i={};function s(t,e,i=!0){if("object"!=typeof t||null===t)return!1;let s=t.constructor;if(i){for(;null!==t;){if(s=t.constructor,"CATEGORY"in s&&s.CATEGORY===e)return!0;t=Object.getPrototypeOf(t)}return!1}return"CATEGORY"in s&&s.CATEGORY===e}t.r(i),t.d(i,{Accidental:()=>st,Annotation:()=>gt,AnnotationHorizontalJustify:()=>dt,AnnotationVerticalJustify:()=>lt,Articulation:()=>yt,BEAM_BOTH:()=>Oe,BEAM_LEFT:()=>Me,BEAM_RIGHT:()=>Re,BarNote:()=>Dt,Barline:()=>kt,BarlineType:()=>Et,Beam:()=>Le,Bend:()=>Ft,BoundingBox:()=>C,BoundingBoxComputation:()=>N,Builder:()=>Ke,CanvasContext:()=>Zt,Category:()=>u,ChordSymbol:()=>Rt,ChordSymbolHorizontalJustify:()=>Bt,ChordSymbolVerticalJustify:()=>Ct,Clef:()=>_e,ClefNote:()=>We,Crescendo:()=>Ie,Curve:()=>Ue,CurvePosition:()=>Ge,Dot:()=>Ot,EasyScore:()=>Qe,EasyScoreGrammar:()=>Ve,Element:()=>L,Factory:()=>bi,Flow:()=>ki,Font:()=>M,FontStyle:()=>A,FontWeight:()=>P,Formatter:()=>Ae,Fraction:()=>E,FretHandFinger:()=>Lt,GhostNote:()=>ti,Glyph:()=>Z,GlyphNote:()=>ei,GraceNote:()=>ii,GraceNoteGroup:()=>Vt,GraceTabNote:()=>wi,KeyManager:()=>Ei,KeySigNote:()=>si,KeySignature:()=>ue,Modifier:()=>tt,ModifierContext:()=>me,ModifierPosition:()=>J,MultiMeasureRest:()=>ai,Music:()=>et,Note:()=>bt,NoteHead:()=>Wt,NoteSubGroup:()=>zt,Ornament:()=>$t,OutlineCode:()=>$,Parenthesis:()=>Jt,Parser:()=>je,PedalMarking:()=>ri,Piece:()=>ze,Registry:()=>O,RenderContext:()=>St,Renderer:()=>he,RendererBackends:()=>ne,RendererLineEndType:()=>ae,RepeatNote:()=>ci,Repetition:()=>pe,RuntimeError:()=>p,SVGContext:()=>se,Stave:()=>Be,StaveConnector:()=>Ne,StaveHairpin:()=>Bi,StaveLine:()=>li,StaveModifier:()=>At,StaveModifierPosition:()=>wt,StaveNote:()=>Ut,StaveSection:()=>xe,StaveTempo:()=>fe,StaveText:()=>Se,StaveTie:()=>Ht,Stem:()=>nt,StemmableNote:()=>It,StringNumber:()=>ce,Stroke:()=>de,SymbolModifiers:()=>Pt,SymbolTypes:()=>Nt,System:()=>gi,TabNote:()=>mi,TabSlide:()=>Ci,TabStave:()=>_i,TabTie:()=>Yt,TextBracket:()=>xi,TextBracketPosition:()=>pi,TextDynamics:()=>yi,TextFormatter:()=>ct,TextJustification:()=>oe,TextNote:()=>ye,TickContext:()=>Kt,Tickable:()=>vt,TimeSigNote:()=>Si,TimeSignature:()=>be,TimeSignatureGlyph:()=>ve,Tremolo:()=>Ni,Tuning:()=>Pi,Tuplet:()=>De,TupletLocation:()=>ke,Vex:()=>Li,Vibrato:()=>le,VibratoBracket:()=>Ti,Voice:()=>Xt,VoiceMode:()=>jt,Volta:()=>Te,VoltaType:()=>re,defined:()=>f,drawDot:()=>Tt,globalObject:()=>x,isAccidental:()=>n,isAnnotation:()=>a,isBarline:()=>o,isCategory:()=>s,isDot:()=>r,isGraceNote:()=>h,isGraceNoteGroup:()=>c,isHTMLCanvas:()=>qt,isHTMLDiv:()=>Qt,isNote:()=>d,isRenderContext:()=>l,isStaveNote:()=>g,isStemmableNote:()=>m,isTabNote:()=>_,log:()=>y,midLine:()=>T,normalizeAngle:()=>b,prefix:()=>v,sumArray:()=>w,warn:()=>S});const n=t=>s(t,u.Accidental),a=t=>s(t,u.Annotation),o=t=>s(t,u.Barline),r=t=>s(t,u.Dot),h=t=>s(t,u.GraceNote),c=t=>s(t,u.GraceNoteGroup),d=t=>s(t,u.Note),l=t=>s(t,u.RenderContext),g=t=>s(t,u.StaveNote),m=t=>s(t,u.StemmableNote),_=t=>s(t,u.TabNote);var u;!function(t){t.Accidental="Accidental",t.Annotation="Annotation",t.Articulation="Articulation",t.Barline="Barline",t.BarNote="BarNote",t.Beam="Beam",t.Bend="Bend",t.ChordSymbol="ChordSymbol",t.Clef="Clef",t.ClefNote="ClefNote",t.Crescendo="Crescendo",t.Curve="Curve",t.Dot="Dot",t.Element="Element",t.Fraction="Fraction",t.FretHandFinger="FretHandFinger",t.GhostNote="GhostNote",t.Glyph="Glyph",t.GlyphNote="GlyphNote",t.GraceNote="GraceNote",t.GraceNoteGroup="GraceNoteGroup",t.GraceTabNote="GraceTabNote",t.KeySignature="KeySignature",t.KeySigNote="KeySigNote",t.Modifier="Modifier",t.MultiMeasureRest="MultiMeasureRest",t.Note="Note",t.NoteHead="NoteHead",t.NoteSubGroup="NoteSubGroup",t.Ornament="Ornament",t.Parenthesis="Parenthesis",t.PedalMarking="PedalMarking",t.RenderContext="RenderContext",t.RepeatNote="RepeatNote",t.Repetition="Repetition",t.Stave="Stave",t.StaveConnector="StaveConnector",t.StaveHairpin="StaveHairpin",t.StaveLine="StaveLine",t.StaveModifier="StaveModifier",t.StaveNote="StaveNote",t.StaveSection="StaveSection",t.StaveTempo="StaveTempo",t.StaveText="StaveText",t.StaveTie="StaveTie",t.Stem="Stem",t.StemmableNote="StemmableNote",t.StringNumber="StringNumber",t.Stroke="Stroke",t.System="System",t.TabNote="TabNote",t.TabSlide="TabSlide",t.TabStave="TabStave",t.TabTie="TabTie",t.TextBracket="TextBracket",t.TextDynamics="TextDynamics",t.TextNote="TextNote",t.Tickable="Tickable",t.TimeSignature="TimeSignature",t.TimeSigNote="TimeSigNote",t.Tremolo="Tremolo",t.Tuplet="Tuplet",t.Vibrato="Vibrato",t.VibratoBracket="VibratoBracket",t.Voice="Voice",t.Volta="Volta"}(u||(u={}));class 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m=(t,e)=>Math.pow(1-t,3)*h[e]+3*Math.pow(1-t,2)*t*c[e]+3*(1-t)*Math.pow(t,2)*d[e]+Math.pow(t,3)*l[e];for(g=0;g<=1;g++){const t=6*h[g]-12*c[g]+6*d[g],e=-3*h[g]+9*c[g]-9*d[g]+3*l[g],i=3*c[g]-3*h[g];if(0===e){if(0===t)continue;const e=-i/t;0<e&&e<1&&(0===g&&this.addX(m(e,g)),1===g&&this.addY(m(e,g)));continue}const s=Math.pow(t,2)-4*i*e;if(s<0)continue;const n=(-t+Math.sqrt(s))/(2*e);0<n&&n<1&&(0===g&&this.addX(m(n,g)),1===g&&this.addY(m(n,g)));const a=(-t-Math.sqrt(s))/(2*e);0<a&&a<1&&(0===g&&this.addX(m(a,g)),1===g&&this.addY(m(a,g)))}}}var P,A,k=function(t,e,i,s){return new(i||(i=Promise))((function(n,a){function o(t){try{h(s.next(t))}catch(t){a(t)}}function r(t){try{h(s.throw(t))}catch(t){a(t)}}function h(t){var e;t.done?n(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,r)}h((s=s.apply(t,e||[])).next())}))};let D;!function(t){t.NORMAL="normal",t.BOLD="bold"}(P||(P={})),function(t){t.NORMAL="normal",t.ITALIC="italic"}(A||(A={}));const F={};class M{static convertSizeToPixelValue(t=M.SIZE){var e;if("number"==typeof t)return t*M.scaleToPxFrom.pt;{const i=parseFloat(t);if(isNaN(i))return 0;const s=t.replace(/[\d.\s]/g,"").toLowerCase();return i*(null!==(e=M.scaleToPxFrom[s])&&void 0!==e?e:1)}}static convertSizeToPointValue(t=M.SIZE){var e;if("number"==typeof t)return t;{const i=parseFloat(t);if(isNaN(i))return 0;const s=t.replace(/[\d.\s]/g,"").toLowerCase();return i*((null!==(e=M.scaleToPxFrom[s])&&void 0!==e?e:1)/M.scaleToPxFrom.pt)}}static validate(t,e,i,s){if("string"==typeof t&&void 0===e&&void 0===i&&void 0===s)return M.fromCSSString(t);let n;return"object"==typeof t?(n=t.family,e=t.size,i=t.weight,s=t.style):n=t,n=null!=n?n:M.SANS_SERIF,e=null!=e?e:M.SIZE+"pt",i=null!=i?i:P.NORMAL,s=null!=s?s:A.NORMAL,""===i&&(i=P.NORMAL),""===s&&(s=A.NORMAL),"number"==typeof e&&(e=`${e}pt`),"number"==typeof i&&(i=i.toString()),{family:n,size:e,weight:i,style:s}}static fromCSSString(t){D||(D=document.createElement("span")),D.style.font=t;const{fontFamily:e,fontSize:i,fontWeight:s,fontStyle:n}=D.style;return{family:e,size:i,weight:s,style:n}}static toCSSString(t){var e;if(!t)return"";let i;const s=t.style;let n;i=s===A.NORMAL||""===s||void 0===s?"":s.trim()+" ";const a=t.weight;let o;n=a===P.NORMAL||""===a||void 0===a?"":"number"==typeof a?a+" ":a.trim()+" ";const r=t.size;o=void 0===r?M.SIZE+"pt ":"number"==typeof r?r+"pt ":r.trim()+" ";return`${i}${n}${o}${null!==(e=t.family)&&void 0!==e?e:M.SANS_SERIF}`}static scaleSize(t,e){if("number"==typeof t)return t*e;return`${parseFloat(t)*e}${t.replace(/[\d.\s]/g,"")}`}static isBold(t){if(t){if("number"==typeof t)return t>=600;{const e=parseInt(t,10);return isNaN(e)?"bold"===t.toLowerCase():e>=600}}return!1}static isItalic(t){return!!t&&t.toLowerCase()===A.ITALIC}static loadWebFont(t,e,i=!0){return k(this,void 0,void 0,(function*(){const s=new FontFace(t,(i?`url(${e}2) format('woff2'), `:"")+`url(${e}) 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t.setAttribute("id",e),this.setIndexValue("id",e,e,t),this.updateIndex({id:e,name:"type",value:t.getAttribute("type"),oldValue:void 0}),t.onRegister(this),this}getElementById(t){var e,i;return null===(i=null===(e=this.index.id)||void 0===e?void 0:e[t])||void 0===i?void 0:i[t]}getElementsByAttribute(t,e){const i=this.index[t];if(i){const t=i[e];if(t){return Object.keys(t).map((e=>t[e]))}}return[]}getElementsByType(t){return this.getElementsByAttribute("type",t)}getElementsByClass(t){return this.getElementsByAttribute("class",t)}onUpdate(t){return["id","type","class"].includes(t.name)&&this.updateIndex(t),this}}class L{static get CATEGORY(){return u.Element}static newID(){return"auto"+L.ID++}constructor(){var t;this.children=[],this.attrs={id:L.newID(),type:this.getCategory(),class:""},this.rendered=!1,null===(t=O.getDefaultRegistry())||void 0===t||t.register(this)}addChildElement(t){return this.children.push(t),this}getCategory(){return this.constructor.CATEGORY}setStyle(t){return 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z{static currentMusicFont(){if(0===z.MUSIC_FONT_STACK.length)throw new p("NoFonts","The font stack is empty. See: await Flow.fetchMusicFont(...); Flow.setMusicFont(...).");return z.MUSIC_FONT_STACK[0]}static clefProperties(t){if(!t||!(t in H))throw new p("BadArgument","Invalid clef: "+t);return H[t]}static keyProperties(t,e="treble",i){let s={octave_shift:0,duration:"4"};"object"==typeof i&&(s=Object.assign(Object.assign({},s),i));const n=z.sanitizeDuration(s.duration),a=t.split("/");if(a.length<2)throw new p("BadArguments",`First argument must be note/octave or note/octave/glyph-code: ${t}`);const o=a[0].toUpperCase(),r=Y[o];if(!r)throw new p("BadArguments","Invalid key name: "+o);r.octave&&(a[1]=r.octave.toString());let h=parseInt(a[1],10);h+=-1*s.octave_shift;let c=(7*h-28+r.index)/2;c+=z.clefProperties(e).line_shift;let d=0;c<=0&&2*c%2==0&&(d=1),c>=6&&2*c%2==0&&(d=-1);const l=void 0!==r.int_val?12*h+r.int_val:void 0,g=r.code,m=r.shift_right;let _={};if(a.length>2&&a[2]){const t=a[2].toUpperCase();_={code:this.codeNoteHead(t,n)}||{}}return Object.assign({key:o,octave:h,line:c,int_value:l,accidental:r.accidental,code:g,stroke:d,shift_right:m,displaced:!1},_)}static integerToNote(t){if(void 0===t||t<0||t>11)throw new p("BadArguments",`integerToNote() requires an integer in the range [0, 11]: ${t}`);const e={0:"C",1:"C#",2:"D",3:"D#",4:"E",5:"F",6:"F#",7:"G",8:"G#",9:"A",10:"A#",11:"B"}[t];if(!e)throw new p("BadArguments",`Unknown note value for integer: ${t}`);return e}static tabToGlyphProps(t,e=1){let i,s=0,n=0;if("X"===t.toUpperCase()){const t=new Z("accidentalDoubleSharp",z.TABLATURE_FONT_SCALE).getMetrics();if(i="accidentalDoubleSharp",null==t.width||null==t.height)throw new p("InvalidMetrics","Width and height required");s=t.width,n=-t.height/2}else s=z.textWidth(t);return{text:t,code:i,getWidth:()=>s*e,shift_y:n}}static textWidth(t){return 7*t.toString().length}static articulationCodes(t){return X[t]}static accidentalCodes(t){return j[t]}static ornamentCodes(t){return V[t]}static keySignature(t){const e=U[t];if(!e)throw new p("BadKeySignature",`Bad key signature spec: '${t}'`);if(!e.acc)return[];const i={b:[2,.5,2.5,1,3,1.5,3.5],"#":[0,1.5,-.5,1,2.5,.5,2]}[e.acc],s=[];for(let t=0;t<e.num;++t){const n=i[t];s.push({type:e.acc,line:n})}return s}static getKeySignatures(){return U}static hasKeySignature(t){return t in U}static sanitizeDuration(t){const e=G[t];if(void 0!==e&&(t=e),void 0===I[t])throw new p("BadArguments",`The provided duration is not valid: ${t}`);return t}static durationToFraction(t){return(new E).parse(z.sanitizeDuration(t))}static durationToNumber(t){return z