diff --git a/.gitignore b/.gitignore
index d150aeb..6db2b0f 100644
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diff --git a/.gitignore.ghpages b/.gitignore.ghpages
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diff --git a/build/main.js b/build/main.js
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t=e.stateNode;t.pendingContext?zo(0,t.pendingContext,t.pendingContext!==t.context):t.context&&zo(0,t.context,!1),oa(e,t.containerInfo)}function Ms(e,t,n,r,o){return pi(),mi(o),t.flags|=256,ks(e,t,n,r),t.child}var As,js,Ds,zs,Os={dehydrated:null,treeContext:null,retryLane:0};function Ns(e){return{baseLanes:e,cachePool:null,transitions:null}}function Bs(e,t,n){var r,o=t.pendingProps,a=la.current,s=!1,l=0!=(128&t.flags);if((r=l)||(r=(null===e||null!==e.memoizedState)&&0!=(2&a)),r?(s=!0,t.flags&=-129):null!==e&&null===e.memoizedState||(a|=1),Eo(la,1&a),null===e)return 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r.is?e=l.createElement(n,{is:r.is}):(e=l.createElement(n),"select"===n&&(l=e,r.multiple?l.multiple=!0:r.size&&(l.size=r.size))):e=l.createElementNS(e,n),e[ho]=t,e[po]=r,As(e,t,!1,!1),t.stateNode=e;e:{switch(l=we(n,r),n){case"dialog":Fr("cancel",e),Fr("close",e),o=r;break;case"iframe":case"object":case"embed":Fr("load",e),o=r;break;case"video":case"audio":for(o=0;o<zr.length;o++)Fr(zr[o],e);o=r;break;case"source":Fr("error",e),o=r;break;case"img":case"image":case"link":Fr("error",e),Fr("load",e),o=r;break;case"details":Fr("toggle",e),o=r;break;case"input":G(e,r),o=Q(e,r),Fr("invalid",e);break;case"option":default:o=r;break;case"select":e._wrapperState={wasMultiple:!!r.multiple},o=N({},r,{value:void 0}),Fr("invalid",e);break;case"textarea":oe(e,r),o=re(e,r),Fr("invalid",e)}for(a in ve(n,o),c=o)if(c.hasOwnProperty(a)){var u=c[a];"style"===a?ge(e,u):"dangerouslySetInnerHTML"===a?null!=(u=u?u.__html:void 0)&&de(e,u):"children"===a?"string"==typeof u?("textarea"!==n||""!==u)&&fe(e,u):"number"==typeof u&&fe(e,""+u):"suppressContentEditableWarning"!==a&&"suppressHydrationWarning"!==a&&"autoFocus"!==a&&(s.hasOwnProperty(a)?null!=u&&"onScroll"===a&&Fr("scroll",e):null!=u&&w(e,a,u,l))}switch(n){case"input":W(e),Z(e,r,!1);break;case"textarea":W(e),ae(e);break;case"option":null!=r.value&&e.setAttribute("value",""+V(r.value));break;case"select":e.multiple=!!r.multiple,null!=(a=r.value)?ne(e,!!r.multiple,a,!1):null!=r.defaultValue&&ne(e,!!r.multiple,r.defaultValue,!0);break;default:"function"==typeof o.onClick&&(e.onclick=Zr)}switch(n){case"button":case"input":case"select":case"textarea":r=!!r.autoFocus;break e;case"img":r=!0;break e;default:r=!1}}r&&(t.flags|=4)}null!==t.ref&&(t.flags|=512,t.flags|=2097152)}return Ks(t),null;case 6:if(e&&null!=t.stateNode)zs(e,t,e.memoizedProps,r);else{if("string"!=typeof r&&null===t.stateNode)throw Error(i(166));if(n=ra(na.current),ra(ea.current),fi(t)){if(r=t.stateNode,n=t.memoizedProps,r[ho]=t,(a=r.nodeValue!==n)&&null!==(e=ri))switch(e.tag){case 3:Jr(r.nodeValue,n,0!=(1&e.mode));break;case 5:!0!==e.memoizedProps.suppressHydrationWarning&&Jr(r.nodeValue,n,0!=(1&e.mode))}a&&(t.flags|=4)}else(r=(9===n.nodeType?n:n.ownerDocument).createTextNode(r))[ho]=t,t.stateNode=r}return Ks(t),null;case 13:if(Co(la),r=t.memoizedState,null===e||null!==e.memoizedState&&null!==e.memoizedState.dehydrated){if(ii&&null!==oi&&0!=(1&t.mode)&&0==(128&t.flags))hi(),pi(),t.flags|=98560,a=!1;else if(a=fi(t),null!==r&&null!==r.dehydrated){if(null===e){if(!a)throw Error(i(318));if(!(a=null!==(a=t.memoizedState)?a.dehydrated:null))throw Error(i(317));a[ho]=t}else pi(),0==(128&t.flags)&&(t.memoizedState=null),t.flags|=4;Ks(t),a=!1}else null!==ai&&(sc(ai),ai=null),a=!0;if(!a)return 65536&t.flags?t:null}return 0!=(128&t.flags)?(t.lanes=n,t):((r=null!==r)!=(null!==e&&null!==e.memoizedState)&&r&&(t.child.flags|=8192,0!=(1&t.mode)&&(null===e||0!=(1&la.current)?0===zl&&(zl=3):gc())),null!==t.updateQueue&&(t.flags|=4),Ks(t),null);case 4:return ia(),js(e,t),null===e&&Ur(t.stateNode.containerInfo),Ks(t),null;case 10:return _i(t.type._context),Ks(t),null;case 19:if(Co(la),null===(a=t.memoizedState))return 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Ur(e){0!=Nr.requestAnimationFrameId&&(Nr.synth.stopAll(),cancelAnimationFrame(Nr.requestAnimationFrameId),Nr.requestAnimationFrameId=0,clearInterval(Nr.setIntervalId),Nr.setIntervalId=0),Nr.playing=e,Nr.firstPlayingFrame=!0,Nr.startTime=Nr.nextStartTime,Nr.playTime=Nr.nextStartTime,Nr.playTimePrev=Nr.nextStartTime,Nr.playTimeFloat=Nr.nextStartTime.asFloat(),Nr.playTimeFloatPrev=Nr.nextStartTime.asFloat(),Nr.refreshTimeMs=0,e&&(Nr.requestAnimationFrameId=requestAnimationFrame(qr),Nr.requestAnimationFrameTimestamp=0,Nr.requestAnimationFrameDate=new Date,Nr.setIntervalId=+setInterval((()=>{return e=1e3/60,void((new Date).getTime()-Nr.requestAnimationFrameDate.getTime()>250&&Lr(e,!1));var e}),1e3/60)),Fr()}function Hr(e){Nr.nextStartTime=e,Fr()}function Vr(){Ur(!Nr.playing)}function $r(e,t,n,r){if(Nr.playing)return;const o=.05+1e3*Nr.synth.audioCtx.currentTime;Nr.synth.playNote({trackId:e,noteId:-1,startMs:o,durationMs:100,midiPitchSeq:[{timeMs:o,value:t}],volumeSeq:[{timeMs:o,value:n}],velocitySeq:[{timeMs:o,value:r}]})}function Wr(e,t,n,r){if(Nr.playing)return;const o=.05+1e3*Nr.synth.audioCtx.currentTime;for(const i of t.strummingPitches)Nr.synth.playNote({trackId:e,noteId:-1,startMs:o,durationMs:250,midiPitchSeq:[{timeMs:o,value:i}],volumeSeq:[{timeMs:o,value:n}],velocitySeq:[{timeMs:o,value:r}]})}class Kr{synth;outputNode;constructor(e,t){this.synth=e,this.outputNode=t}async prepare(){}async destroy(){}isFinished(){return!0}playNote(e){}stopAll(){}process(e){}}class Yr extends Kr{samples;notes;constructor(e,t){super(e,t),this.samples=[],this.notes=new Map}async prepare(){this.samples.length>0||(this.samples=[],this.samples=await Promise.all([[55,"audio/piano/a1.mp3"],[110,"audio/piano/a2.mp3"],[220,"audio/piano/a3.mp3"],[440,"audio/piano/a4.mp3"],[880,"audio/piano/a5.mp3"],[1760,"audio/piano/a6.mp3"]].map((e=>this.load(e[0],e[1])))))}async load(e,t){const n={buffer:null,frequency:e};return new Promise(((e,r)=>{fetch(t).then((e=>e.arrayBuffer())).then((o=>{this.synth.audioCtx.decodeAudioData(o,(t=>{n.buffer=t,e(n)}),(()=>{console.log("Error loading audio <"+t+">"),r()}))}))}))}isFinished(){return 0==this.notes.size}playNote(e){}playVoice(e,t,n){let r=this.synth.audioCtx.createBufferSource();r.playbackRate.value=Er(t)/e.frequency,r.buffer=e.buffer;let o=this.synth.audioCtx.createGain();o.gain.value=1;let i=this.synth.audioCtx.createGain();return i.gain.value=n,r.connect(o),o.connect(i),i.connect(this.outputNode),r.start(0),{nodeSrc:r,nodeEnvelope:o,nodeVolume:i}}releaseNote(e){const t=this.notes.get(e);if(t&&!t.released){t.released=!0;for(let e=0;e<t.voices.length;e++)t.voices[e].nodeEnvelope.gain.setValueAtTime(1,this.synth.audioCtx.currentTime),t.voices[e].nodeEnvelope.gain.linearRampToValueAtTime(0,this.synth.audioCtx.currentTime+.1)}}stopNote(e){const t=this.notes.get(e);if(t){t.released=!0,t.releasedTimerMs=1e4;for(let e=0;e<t.voices.length;e++)t.voices[e].nodeSrc.stop();this.notes.delete(e)}}stopAll(){for(const e of[...this.notes.keys()])this.stopNote(e)}process(e){for(const[t,n]of[...this.notes.entries()])n.released&&(n.releasedTimerMs+=e,n.releasedTimerMs>200&&this.stopNote(t))}}const Qr=new Set;class Gr extends Kr{collectionId;instrumentId;sflibInstrument;notes;constructor(e,t,n,r){super(e,t),this.collectionId=n,this.instrumentId=r,this.sflibInstrument=null,this.notes=[]}async prepare(){this.sflibInstrument=await async function(e,t,n){if(!no)return null;const r=no.collectionsById.get(e);if(!r)return null;const o=r.instrumentsById.get(t);if(!o)return null;await io.acquire();const i=oo.get(o);if(i)return await io.release(),i;const a=o.filename,s=await to(e+"/"+a);if(!s)return null;const l=await s.json();let c=0;l.audioBuffers=[];const u=l.zones[0].sampleRate;for(const e of l.samples){const t=Uint8Array.from(atob(e),(e=>e.charCodeAt(0))),r=n.createBuffer(1,t.length/2,u),o=r.getChannelData(0);for(let e=0;e<t.length/2;e++){let n=65535&((255&t[2*e])<<8|255&t[2*e+1]);0!=(32768&n)&&(n=-(65536-n)),o[e]=n/32768*2,c++,c>=1e5&&(c=0,await jr())}l.audioBuffers.push(r)}return console.log("loaded sflib instrument",l),oo.set(o,l),await io.release(),l}(this.collectionId,this.instrumentId,this.synth.audioCtx),this.sflibInstrument||console.error("could not load sflib "+this.collectionId+"/"+this.instrumentId)}async destroy(){}isFinished(){return!this.sflibInstrument||0==this.notes.length}playNote(e){if(!this.sflibInstrument)return;const t=e.midiPitchSeq[0].value;let n=this.sflibInstrument.zones.find((e=>t>=e.midiPitchMin&&t<=e.midiPitchMax));if(!n){let e=1/0;for(const r of this.sflibInstrument.zones){const o=Math.min(Math.abs(r.midiPitchMin-t),Math.abs(r.midiPitchMax-t));o<e&&(e=o,n=r)}}if(!n)return;const r=Er(t),o=this.sflibInstrument.audioBuffers[n.sampleIndex],i=this.synth.audioCtx.createBufferSource();i.playbackRate.value=r/Er(n.midiPitchBase),i.buffer=o,i.loop="loop"==n.loopMode,i.loopStart=n.loopStartIndex/o.sampleRate,i.loopEnd=n.loopEndIndex/o.sampleRate;const a=.05+Math.max(0,e.startMs/1e3),s=a+n.volEnvDelaySec,l=s+(n.volEnvAttackSec||.005),c=l+n.volEnvHoldSec,u=c+n.volEnvDecaySec,d=n.volEnvSustain||1e-4,f=a+e.durationMs/1e3,h=f+Math.max(n.volEnvReleaseSec,.05),p=f-.001,m=Math.min(s,p),g=Math.min(l,p),y=Math.min(c,p),v=(f-y)/(u-y),w=v>=1?d:Math.pow(d,v),b=this.synth.audioCtx.createGain();b.gain.value=0,b.gain.setValueAtTime(1e-4,m),b.gain.exponentialRampToValueAtTime(1,g),b.gain.setValueAtTime(1,y),u<f?(b.gain.exponentialRampToValueAtTime(d,u),b.gain.setValueAtTime(d,f),b.gain.exponentialRampToValueAtTime(1e-4,h)):(b.gain.exponentialRampToValueAtTime(w,f),b.gain.setValueAtTime(w,f),b.gain.exponentialRampToValueAtTime(1e-4,h));const k=this.synth.audioCtx.createGain();k.gain.value=Tr(e.volumeSeq[0].value),i.connect(b),b.connect(k),k.connect(this.outputNode),i.start(a);const S={request:e,zone:n,timePassedMs:1e3*-(a-this.synth.audioCtx.currentTime),endTimeMs:1e3*(h-a),nodeSrc:i,nodeEnvelope:b,nodeVolume:k};this.notes.push(S)}stopNote(e){e.nodeSrc.stop(),e.nodeSrc.disconnect()}stopAll(){for(const e of this.notes)this.stopNote(e);this.notes=[]}process(e){Qr.clear();for(const t of this.notes)if(t.timePassedMs+=e,t.timePassedMs>t.endTimeMs)this.stopNote(t),Qr.add(t);else if("loop"!=t.zone.loopMode){const e=this.sflibInstrument.audioBuffers[t.zone.sampleIndex];t.timePassedMs>e.length/e.sampleRate*1e3&&(this.stopNote(t),Qr.add(t))}this.notes=this.notes.filter((e=>!Qr.has(e))),Qr.clear()}}function Xr(e,t,n,r,o,i){const a=Qs(t,i.start),s=(e,n,i,s,l)=>{const c=Qs(t,n.start.max(o))+r-a;return{trackId:e,noteId:-1,startMs:c,durationMs:Qs(t,n.end)+r-a-c,midiPitchSeq:[{timeMs:c,value:i}],volumeSeq:[{timeMs:c,value:s}],velocitySeq:[{timeMs:c,value:l}]}};for(const[r,a]of function*(e,t){for(const n of e.tracks){if("notes"!=n.trackType)continue;const r=e.lists.get(n.id);if(r)for(const o of r.iterAtRange(t)){if("noteBlock"!=o.type)continue;const r=e.lists.get(o.id);if(r)for(const e of r.iterAtRange(t.displace(o.range.start.negate()))){const r={...e,range:e.range.displace(o.range.start).intersect(o.range)};r.range.duration.isZero()||r.range.overlapsRange(t)&&(yield[n,r])}}}}(t,i))if(i.overlapsPoint(a.range.start)||n&&i.overlapsPoint(o)){const t=s(r.id,a.range,a.midiPitch,a.volumeDb,a.velocity);e.playNote(t)}const l=function(e,t,n){const r=e.elems.get(t);return r&&"track"==r.type&&"chords"==r.trackType?r:null}(t,t.chordTrackId),c=t.lists.get(t.chordTrackId);if(l&&c)for(const r of c.iterAtRange(i))(i.overlapsPoint(r.range.start)||n&&i.overlapsPoint(o))&&Jr(e,t,l,r,s)}function Jr(e,t,n,r,o){const i=(t,r,i,a)=>{const s=o(n.id,xr.fromStartDuration(t,r),i,(l=a,20*Math.log10(l)),1);var l;e.playNote(s)},a=r.chord.strummingPitches,s=Bs(t,n.id,r.range.start),l=s?s.meter:Xs(),c=new _r(1,l.denominator),u=function(e){const t=[[0,new _r(1)]],n=[[0,new _r(1)],[1,new _r(1,2)],[2,new _r(1,2)]],r=[[0,new _r(1)],[1,new _r(1)],[1,new _r(1)]];switch(e.numerator){case 2:return n;case 3:return r;case 4:return n.concat(n);case 5:return r.concat(n);case 6:return r.concat(r);case 7:return r.concat(n).concat(n);case 8:return n.concat(n).concat(n).concat(n);case 9:return r.concat(r).concat(r);default:{let n=[];for(let r=0;r<e.numerator;r++)n=n.concat(t);return n}}}(l);let d=s?s.range.start:r.range.start,f=new _r(0),h=0,p=!1;for(;d.compare(r.range.end)<0;){const e=u[h],t=e[0];let n=e[1].multiply(c);h=(h+1)%u.length;let o=d.add(n);if(o.compare(r.range.end)>0&&(o=r.range.end,n=o.subtract(d)),d.compare(r.range.start)>0&&f.compare(new _r(0))<=0){if(p){p=!1;for(let e=0;e<a.length;e++)i(r.range.start,d.subtract(r.range.start),a[e],1)}switch(t){case 0:for(let e=0;e<a.length;e++)i(d,n,a[e],.9);break;case 1:for(let e=1;e<a.length;e++)i(d,n,a[e],.5);break;case 2:i(d,n,a[0],.5)}}f=f.subtract(n),d.compare(r.range.start)<=0&&o.compare(r.range.start)>0&&(p=!0,0==d.compare(r.range.start)&&0==t||(f=u[0][1].multiply(c))),d=o}if(p){p=!1;for(let e=0;e<a.length;e++)i(r.range.start,d.subtract(r.range.start),a[e],.7)}}const Zr="https://sflib.hlorenzi.com/",eo="/library/";async function to(e){let t=null;try{t=await fetch(eo+e)}catch{}if(t?.ok)return t;try{t=await fetch(Zr+e)}catch{}return t?.ok?t:null}let no=null;function ro(){return no}(async function(){const e=await to("library.json");if(!e)throw"could not load sflib metadata";const t=await e.json();t.collectionsById=new Map;for(const e of t.collections){t.collectionsById.set(e.id,e),e.instrumentsById=new Map,e.instrumentsByPreset=new Map;for(const t of e.instruments){const n=128*t.midiBank+t.midiPreset;e.instrumentsById.set(t.id,t),e.instrumentsByPreset.set(n,t)}e.instruments.sort(((e,t)=>{const n=128==e.midiBank,r=128==t.midiBank;return n&&r?e.midiPreset-t.midiPreset:n!=r?(n?1:0)-(r?1:0):e.midiBank+128*e.midiPreset-(t.midiBank+128*t.midiPreset)}))}return t.ready=!0,console.log("loaded sflib meta",t),t})().then((e=>no=e));const oo=new WeakMap,io=new class{locked;constructor(){this.locked=!1}async acquire(){for(;this.locked;)await jr();this.locked=!0}async release(){this.locked=!1}};class ao{x;y;w;h;constructor(e,t,n,r){this.x=e,this.y=t,this.w=n,this.h=r}static fromVertices(e,t,n,r){return new ao(Math.min(e,n),Math.min(t,r),Math.abs(n-e),Math.abs(r-t))}static fromElement(e){const t=e.getBoundingClientRect();return new ao(t.left,t.top,t.width,t.height)}clone(){return new ao(this.x,this.y,this.w,this.h)}get x1(){return this.x}get y1(){return this.y}get x2(){return this.x+this.w}get y2(){return this.y+this.h}get xCenter(){return(this.x1+this.x2)/2}get yCenter(){return(this.y1+this.y2)/2}withX(e){return new ao(e,this.y,this.w,this.h)}withY(e){return new ao(this.x,e,this.w,this.h)}withW(e){return new ao(this.x,this.y,e,this.h)}withH(e){return new ao(this.x,this.y,this.w,e)}withX1(e){return ao.fromVertices(e,this.y1,this.x2,this.y2)}withY1(e){return ao.fromVertices(this.x1,e,this.x2,this.y2)}withX2(e){return ao.fromVertices(this.x1,this.y1,e,this.y2)}withY2(e){return ao.fromVertices(this.x1,this.y1,this.x2,e)}displace(e,t){return new ao(this.x+e,this.y+t,this.w,this.h)}expand(e){return ao.fromVertices(this.x1-e,this.y1-e,this.x2+e,this.y2+e)}expandW(e){return ao.fromVertices(this.x1-e,this.y1,this.x2+e,this.y2)}contains(e){return e.x>=this.x&&e.x<this.x2&&e.y>=this.y&&e.y<this.y2}overlaps(e){return this.x2>=e.x&&this.x<e.x2&&this.y2>=e.y&&this.y<e.y2}}var so,lo,co;function uo(){return{modeStack:[],mode:co.Project,modeNoteBlockId:-1,pixelRatio:1,renderRect:new ao(0,0,0,0),trackMeasuresH:20,trackHeaderW:200,trackControlX:10,trackControlY:25,trackControlSize:20,tracks:[],trackScroll:-40,trackScrollLocked:!0,timeScroll:-2.5,timeScale:100,timeSnap:new _r(1,8),timeSnapBase:new _r(1,16),noteRowH:15,cursor:{visible:!0,time1:new _r(0),time2:new _r(0),trackIndex1:0,trackIndex2:0,rectY1:0,rectY2:0},keysDown:new Set,mouse:{down:!1,downDate:new Date,action:so.None,point:{pos:{x:0,y:0},time:new _r(0),row:0,trackIndex:0,trackPos:{x:0,y:0},originTrackPos:{x:0,y:0}},pointPrev:{pos:{x:0,y:0},time:new _r(0),row:0,trackIndex:0,trackPos:{x:0,y:0},originTrackPos:{x:0,y:0}},wheelDate:new Date},drag:{origin:null,xLocked:!0,yLocked:!0,posDelta:{x:0,y:0},timeDelta:new _r(0),rowDelta:0,trackDelta:0,trackInsertionBefore:-1,elemId:-1,notePreviewLast:null},insertion:{nearMidiPitch:60,duration:new _r(1,4)},hover:null,hoverControl:lo.None,selection:Sr.Set(),needsKeyFinish:!1,rangeSelectOriginTrackIndex:-1}}function fo(e){e.cursor.visible=!0,e.cursor.time1=e.cursor.time2=ps.project.range.start,Hr(ps.project.range.start),go(e,e.cursor.time1)}function ho(e){const t=[];for(let n=0;n<ps.project.tracks.length;n++){const r=ps.project.tracks[n];if("notes"==r.trackType)if(e.mode==co.NoteBlock){const n=ps.project.elems.get(e.modeNoteBlockId);n&&r.id==n.parentId&&(t.push(new Di(r.id,e.modeNoteBlockId,r.name,0)),t.push(new zi(r.id,e.modeNoteBlockId,80)))}else t.push(new Pi(r.id,r.name,50));else"chords"==r.trackType?t.push(new ji(r.id,r.name,50)):"keyChanges"==r.trackType?t.push(new Ei(r.id,r.name,25)):"meterChanges"==r.trackType&&t.push(new Ti(r.id,r.name,25))}for(let n=0;n<t.length;n++)t[n].copyState(e);e.trackScrollLocked=!1;let n=0;for(let r=0;r<t.length;r++)t[r].renderRect.h>0?n+=t[r].renderRect.h:e.trackScrollLocked=!0;const r=e.renderRect.h-(e.trackScrollLocked?e.trackMeasuresH:0);for(let o=0;o<t.length;o++)0==t[o].renderRect.h&&(t[o].renderRect.h=r-n,e.trackScroll=0);let o=e.trackScrollLocked?e.trackMeasuresH:0;for(let e=0;e<t.length;e++)t[e].renderRect.y=o,o+=t[e].renderRect.h;e.tracks=t}function po(e){const t={mode:e.mode,modeNoteBlockId:e.modeNoteBlockId,trackScroll:e.trackScroll};e.modeStack.push(t),So(e)}function mo(e,t){if(0==e.modeStack.length)return;if(void 0!==t){if(t>=e.modeStack.length)return;for(;e.modeStack.length>t+1;)e.modeStack.pop()}const n=e.modeStack.pop();e.mode=n.mode,e.modeNoteBlockId=n.modeNoteBlockId,e.trackScroll=n.trackScroll,So(e)}function go(e,t){const n=Oo(e),r=_r.fromFloat(100/e.timeScale,1e4);t.compare(n.end.subtract(r))>=0?e.timeScroll=t.asFloat()-(e.renderRect.w-e.trackHeaderW+100)/e.timeScale:t.compare(n.start.add(r))<=0&&(e.timeScroll=t.asFloat()-(e.trackHeaderW+100)/e.timeScale)}function yo(e,t){return(t.asFloat()-e.timeScroll)*e.timeScale}function vo(e,t,n){n=n||e.timeSnap;const r=t/e.timeScale+e.timeScroll;return _r.fromFloat(r,n.denominator)}function wo(e,t,n,r){return r=r||e.timeSnap,new xr(vo(e,t,r).subtract(r),vo(e,n,r).add(r))}function bo(e,t){return t<0||t>=e.tracks.length?0:e.tracks[t].renderRect.y-e.trackScroll}function ko(e,t){const n=function(e,t){if((t+=e.trackScroll)<0)return 0;for(let n=0;n<e.tracks.length;n++){const r=e.tracks[n];if(t>=r.renderRect.y&&t<=r.renderRect.y+r.renderRect.h)return n}return e.tracks.length-1}(e,t.y),r=vo(e,t.x),o=t.y-bo(e,e.mouse.point.trackIndex),i={x:t.x,y:o},a=e.tracks[n].rowAtY(e,o);let s=i;if(e.drag.origin){const n=t.y-bo(e,e.drag.origin.point.trackIndex);s={x:t.x,y:n}}return{pos:t,time:r,trackIndex:n,trackPos:i,row:a,originTrackPos:s}}function So(e){e.selection=e.selection.clear()}function _o(e){return Ys(ps.project,e.selection)}function xo(e,t,n){const r=e.selection.has(t.id);n||r||So(e),e.selection=r&&n?e.selection.remove(t.id):e.selection.add(t.id),e.drag.origin.range=_o(e),e.mouse.action=t.action}function Io(e,t){e.selection=e.selection.add(t)}function Co(e,t){const n=Math.min(e.cursor.trackIndex1,e.cursor.trackIndex2),r=Math.max(e.cursor.trackIndex1,e.cursor.trackIndex2),o=e.cursor.time1,i=e.cursor.time2;if(0!=o.compare(i)){const a=new xr(o,i,!1,!1).sorted();for(let o=n;o<=r;o++)for(const n of e.tracks[o].elemsAtRegion(e,a,t))Io(e,n)}}function Eo(e,t){const n=Ys(ps.project,t)||new xr(e.cursor.time1,e.cursor.time1);for(const e of t){const t=ps.project.elems.get(e);if(!t)continue;if("track"==t.type)continue;const n=ll(t,{parentId:-1});ps.project=Ds(ps.project,n)}for(const e of t){const t=ps.project.elems.get(e);t&&"track"==t.type&&t.id!==ps.project.keyChangeTrackId&&t.id!==ps.project.meterChangeTrackId&&t.id!==ps.project.chordTrackId&&(ps.project=js(ps.project,t,!0))}ps.project=Fs(ps.project),e.cursor.visible=!0,Po(e,n.start,n.start),go(e,n.start)}function To(e){const t={project:ps.project,elemsByTrack:[]};for(let n=0;n<e.tracks.length;n++)t.elemsByTrack.push([]);for(const n of e.selection){const r=ps.project.elems.get(n);if(!r||"track"==r.type)continue;const o=e.tracks.findIndex((e=>e.parentId==r.parentId));o<0||t.elemsByTrack[o].push(r)}for(;t.elemsByTrack.length>0&&0==t.elemsByTrack[0].length;)t.elemsByTrack.shift();let n=null;for(let e=0;e<t.elemsByTrack.length;e++){const r=t.elemsByTrack[e];for(const e of r)n=Ws(t.project,e.parentId,e.range).merge(n)}n&&(Po(e,n.end,n.end),ps.copiedData=t)}function Po(e,t,n){e.cursor.time1=t||e.cursor.time1,e.cursor.time2=n||e.cursor.time2}function Ro(e,t,n){e.cursor.trackIndex1=Math.max(0,Math.min(e.tracks.length-1,t??e.cursor.trackIndex1)),e.cursor.trackIndex2=Math.max(0,Math.min(e.tracks.length-1,n??e.cursor.trackIndex2))}function Mo(e,t,n,r){let o=null;const i=Math.min(n,r),a=Math.max(n,r);for(let n=Math.max(0,i);n<=Math.min(e.tracks.length-1,a);n++){const r=e.tracks[n].findPreviousAnchor(e,t);o=_r.max(o,r)}return o||ps.project.range.start}function Ao(e,t,n,r){const o=Math.min(n,r),i=Math.max(n,r);for(let n=Math.max(0,o);n<=Math.min(e.tracks.length-1,i);n++)e.tracks[n].deleteRange(e,t)}function jo(e){for(let t=0;t<e.tracks.length;t++)e.tracks[t].selectionRemoveConflictingBehind(e)}function Do(e){e.needsKeyFinish&&(e.needsKeyFinish=!1,jo(e))}function zo(e,t,n){Do(e);const r=e.tracks[e.cursor.trackIndex1];if(!(r instanceof Di))return;const o=Ls(ps.project,r.parentId,"noteBlock");if(!o)return;const i=Math.floor(e.insertion.nearMidiPitch/12),a=[-1,0,1].map((t=>{const r=12*(i+t)+Ir(n,12);return{pitch:r,delta:Math.abs(r-e.insertion.nearMidiPitch)}}));a.sort(((e,t)=>e.delta-t.delta));const s=a[0].pitch,l=new xr(t,t.add(e.insertion.duration)),c=bl(o.id,l.subtract(o.range.start),s,0,1);let u=ps.project;const d=u.nextId;u=Ds(u,c),u=Fs(u),ps.project=u,e.insertion.nearMidiPitch=s,e.cursor.visible=!1,Po(e,l.end,l.end),go(e,l.end),So(e),Io(e,d),$r(o.parentId,s,0,1),jo(e)}function Oo(e){return new xr(vo(e,e.trackHeaderW).subtract(e.timeSnap),vo(e,e.renderRect.w).add(e.timeSnap))}!function(e){e[e.None=0]="None",e[e.Pan=1]="Pan",e[e.SelectCursor=2]="SelectCursor",e[e.SelectRect=3]="SelectRect",e[e.Pencil=4]="Pencil",e[e.DragTime=5]="DragTime",e[e.DragRow=6]="DragRow",e[e.DragTimeAndRow=7]="DragTimeAndRow",e[e.DragTrackHeader=8]="DragTrackHeader",e[e.DragTrackControl=9]="DragTrackControl",e[e.StretchTimeStart=10]="StretchTimeStart",e[e.StretchTimeEnd=11]="StretchTimeEnd",e[e.DragClone=12]="DragClone"}(so||(so={})),function(e){e[e.None=0]="None",e[e.Volume=1]="Volume",e[e.Pan=2]="Pan",e[e.Mute=3]="Mute",e[e.Solo=4]="Solo"}(lo||(lo={})),function(e){e[e.Project=0]="Project",e[e.NoteBlock=1]="NoteBlock"}(co||(co={}));let No=null;class Bo{static mod(e,t){return(e%t+t)%t}static chromaToLetter=e=>[0,0,1,1,2,3,3,4,4,5,5,6][e];static chromaToAccidental=e=>[0,1,0,1,0,0,1,0,1,0,1,0][e];static chromaToDegreeInCMajor=e=>[0,.5,1,1.5,2,3,3.5,4,4.5,5,5.5,6][e];static letterToChroma=e=>[0,2,4,5,7,9,11][e];static letterToStr=e=>["C","D","E","F","G","A","B"][e];static strToLetter=e=>({c:0,d:1,e:2,f:3,g:4,a:5,b:6}[e]);static degreeToRomanStr=e=>["I","II","III","IV","V","VI","VII"][e];static degreeToColor=e=>["#f00","#f80","#fd0","#0d0","#00f","#80f","#f0f"][e];static degreeToColorFaded=e=>["#400","#420","#430","#030","#004","#204","#404"][e];static accidentalToStr(e,t=!1){return e<0?(t?"♭":"b").repeat(-e):(t?"♯":"#").repeat(e)}}class Fo{letter;accidental;constructor(e,t){this.letter=Bo.mod(e,7),this.accidental=t}static fromMidi(e){const t=Bo.mod(e,12),n=Bo.chromaToLetter(t),r=Bo.chromaToAccidental(t);return new Fo(n,r)}static fromChroma(e){return Fo.fromMidi(e)}static parse(e){if(e.length<1)throw"invalid pitch string";const t=(e=e.toLowerCase().trim())[0],n=Bo.strToLetter(t);if(void 0===n)throw"invalid pitch string";let r=0;for(let t=1;t<e.length;t++){const n=e.charCodeAt(t);n=="b".charCodeAt(0)||n=="♭".charCodeAt(0)?r-=1:n!="#".charCodeAt(0)&&n!="♯".charCodeAt(0)||(r+=1)}return new Fo(n,r)}get midi(){return Bo.letterToChroma(this.letter)+this.accidental}get chroma(){return Bo.mod(this.midi,12)}altered(e){return new Fo(this.letter,this.accidental+e)}get simplified(){return 0===this.accidental?this:Fo.fromMidi(this.midi)}get str(){return Bo.letterToStr(this.letter)+Bo.accidentalToStr(this.accidental)}get strUnicode(){return Bo.letterToStr(this.letter)+Bo.accidentalToStr(this.accidental,!0)}toString(){return this.str}}const Lo=[{chromas:[0,2,4,5,7,9,11],mode:0,id:"maj",names:["Major","Ionian"]},{chromas:[0,2,3,5,7,9,10],mode:1,id:"dor",names:["Dorian"]},{chromas:[0,1,3,5,7,8,10],mode:2,id:"phr",names:["Phrygian"]},{chromas:[0,2,4,6,7,9,11],mode:3,id:"lyd",names:["Lydian"]},{chromas:[0,2,4,5,7,9,10],mode:4,id:"mix",names:["Mixolydian"]},{chromas:[0,2,3,5,7,8,10],mode:5,id:"min",names:["Natural Minor","Minor","Aeolian"]},{chromas:[0,1,3,5,6,8,10],mode:6,id:"loc",names:["Locrian"]},{chromas:[0,1,4,5,7,8,11],mode:0,id:"dharmaj",names:["Double Harmonic Major"]}];class qo{static list=Lo;chromas;metadata;constructor(e){if(e.length<=1||e.length>12)throw"invalid scale length";this.chromas=e,this.metadata=Lo.find((e=>e.chromas.length==this.chromas.length&&e.chromas.every(((e,t)=>e==this.chromas[t]))))}static fromChromas(e){return new qo(e)}static fromId(e){return new qo(Lo.find((t=>t.id===e)).chromas)}static parse(e){e=e.toLowerCase().trim();const t=Lo.find((t=>t.names.some((t=>t.toLowerCase()==e))));if(!t)throw"no known scale with given name";return new qo(t.chromas)}get id(){return this.metadata?this.metadata.id:null}get name(){return this.metadata?this.metadata.names[0]:null}get alterationsFromMajor(){if(7!=this.chromas.length)throw"not a seven-note scale";return this.chromas.map(((e,t)=>e-Lo[0].chromas[t]))}get str(){return this.name||"["+this.chromas.map((e=>Fo.fromChroma(e).str)).join(", ")+"]"}toString(){return this.str}}class Uo{midi;constructor(e){this.midi=e}static fromMidi(e){return new Uo(e)}static fromOctaveAndChroma(e,t){return Uo.fromMidi(12*e+t)}static fromOctaveAndName(e,t){return Uo.fromMidi(12*e+t.midi)}static parse(e){const t=Fo.parse(e);e=e.toLowerCase().trim();let n=0;for(let t=1;t<e.length;t++){const r=e.charCodeAt(t);if(r=="-".charCodeAt(0)||r>="0".charCodeAt(0)&&r<="9".charCodeAt(0)){n=parseInt(e.substr(t));break}}if(null==n||isNaN(n)||!isFinite(n))throw"invalid pitch string";return Uo.fromOctaveAndName(n,t)}get frequency(){return 440*Math.pow(2,(this.midi-69)/12)}get octave(){return Math.floor(this.midi/12)}get chroma(){return Bo.mod(this.midi,12)}get name(){return Fo.fromMidi(this.midi)}get str(){return this.name.str+this.octave.toString()}toString(){return this.str}}class Ho{tonic;scale;_chromaToDegree;constructor(e,t){this.tonic=e,this.scale=t,this._chromaToDegree=[];for(let e=0;e<this.scale.chromas.length;e++){let t=Bo.mod(this.tonic.midi+this.scale.chromas[e],12);this._chromaToDegree[t]=e;const n=(e+1)%this.scale.chromas.length;let r=t+1;for(;;){let o=Bo.mod(this.tonic.midi+this.scale.chromas[n],12);for(;o<t;)o+=12;if(r>=o)break;this._chromaToDegree[r%12]=(e+.5)%this.scale.chromas.length,r+=1}}}static fromTonicAndScale(e,t){return new Ho(e,t)}static parse(e){const t=(e=e.toLowerCase().trim()).indexOf(" ");if(t<1)throw"invalid key string";const n=e.substr(0,t),r=e.substr(t),o=Fo.parse(n),i=qo.parse(r);return new Ho(o,i)}get str(){const e=this.scale.name||"Unknown Scale";return this.tonic.str+" "+e}toString(){return this.str}degreeForChroma(e){return Bo.mod(this._chromaToDegree[e],this.scale.chromas.length)}degreeForMidi(e){return this.degreeForChroma(Bo.mod(e,12))}degreeForPitch(e){return this.degreeForMidi(e.midi)}octavedDegreeForMidi(e){const t=this.degreeForMidi(e),n=Math.floor((e-this.tonic.midi)/12);return t+this.scale.chromas.length*n}octavedDegreeForPitch(e){return this.octavedDegreeForMidi(e.midi)}midiForDegree(e){const t=Bo.mod(e,this.scale.chromas.length),n=Math.floor(e/this.scale.chromas.length);return this.tonic.midi+this.scale.chromas[t]+12*n}pitchForDegree(e){return Uo.fromMidi(this.midiForDegree(e))}chromaForDegree(e){return Bo.mod(this.midiForDegree(e),12)}nameForMidi(e){const t=this.degreeForMidi(e),n=Bo.mod(this.tonic.letter+Math.floor(t),7),r=Bo.mod(e-Bo.letterToChroma(n)+6,12)-6;if(t==Math.floor(t))return new Fo(n,r);const o=Bo.mod(n+1,7),i=Bo.mod(e-Bo.letterToChroma(o)+6,12)-6,a=Bo.mod(n-1,7),s=[[n,r],[o,i],[a,Bo.mod(e-Bo.letterToChroma(a)+6,12)-6]];return s.sort(((e,t)=>Math.abs(e[1])-Math.abs(t[1]))),new Fo(s[0][0],s[0][1])}nameForPitch(e){return this.nameForMidi(e.midi)}nameForChroma(e){return this.nameForMidi(e)}nameForDegree(e){return this.nameForMidi(this.midiForDegree(e))}get midi(){return this.scale.chromas.map((e=>e+this.tonic.midi))}get chroma(){return this.scale.chromas.map((e=>Bo.mod(e+this.tonic.midi,12)))}get namedPitches(){return this.scale.chromas.map((e=>this.nameForMidi(e+this.tonic.midi)))}}class Vo{numerator;denominator;constructor(e,t){this.numerator=e,this.denominator=t}withChanges(e){return Object.assign(new Vo(this.numerator,this.denominator),e)}*iterMeasuresPairwise(e=null){for(e=e||new _r(0);;){const t=e.add(new _r(this.numerator,this.denominator));yield[this.numerator,this.denominator,e,t],e=t}}get fullCycleDuration(){return new _r(this.numerator,this.denominator)}get alternatingMeasureCount(){return 1}get str(){return this.numerator+" / "+this.denominator}static parse(e){const t=e.split("/");if(2!=t.length)throw"invalid meter syntax";const n=parseInt(t[0].trim()),r=parseInt(t[1].trim());if(!isFinite(n)||!isFinite(r))throw"invalid meter syntax";return new Vo(n,r)}}const $o=[{pitches:[0,4,7],id:"M",symbol:[!1,"",null],name:"Major",startGroup:"Triads"},{pitches:[0,3,7],id:"m",symbol:[!0,"",null],name:"Minor"},{pitches:[0,4,8],id:"+",symbol:[!1,"","+"],name:"Augmented"},{pitches:[0,3,6],id:"o",symbol:[!0,"","o"],name:"Diminished"},{pitches:[0,2,6],id:"oo",symbol:[!0,"","oo"],name:"Doubly-Diminished"},{pitches:[0,4,6],id:"b5",symbol:[!1,"","(b5)"],name:"Flat-Fifth"},{pitches:[0,7],id:"5",symbol:[!1,"","5"],name:"Power"},{pitches:[0,4,7,9],id:"6",symbol:[!1,"","6"],name:"Major Sixth",startGroup:"Sixths"},{pitches:[0,3,7,9],id:"m6",symbol:[!0,"","6"],name:"Minor Sixth"},{pitches:[0,4,7,10],id:"7",symbol:[!1,"","7"],name:"Dominant Seventh",startGroup:"Sevenths"},{pitches:[0,4,7,11],id:"maj7",symbol:[!1,"","M7"],name:"Major Seventh"},{pitches:[0,3,7,10],id:"m7",symbol:[!0,"","7"],name:"Minor Seventh"},{pitches:[0,3,7,11],id:"mmaj7",symbol:[!0,"","M7"],name:"Minor-Major Seventh"},{pitches:[0,4,8,10],id:"+7",symbol:[!1,"+","7"],name:"Augmented Seventh"},{pitches:[0,4,8,11],id:"+maj7",symbol:[!1,"+","M7"],name:"Augmented Major Seventh"},{pitches:[0,3,6,9],id:"o7",symbol:[!0,"","o7"],name:"Diminished Seventh"},{pitches:[0,3,6,10],id:"%7",symbol:[!0,"","ø7"],name:"Half-Diminished Seventh"},{pitches:[0,4,7,10,14],id:"9",symbol:[!1,"","9"],name:"Dominant Ninth",startGroup:"Ninths"},{pitches:[0,4,7,11,14],id:"maj9",symbol:[!1,"","M9"],name:"Major Ninth"},{pitches:[0,3,7,10,14],id:"m9",symbol:[!0,"","9"],name:"Minor Ninth"},{pitches:[0,3,7,11,14],id:"mmaj9",symbol:[!0,"","M9"],name:"Minor-Major Ninth"},{pitches:[0,3,7,10,13],id:"9?",symbol:[!0,"","9?"],name:"???"},{pitches:[0,4,8,10,14],id:"+9",symbol:[!1,"+","9"],name:"Augmented Ninth"},{pitches:[0,4,8,11,14],id:"+maj9",symbol:[!1,"+","M9"],name:"Augmented Major Ninth"},{pitches:[0,3,6,9,14],id:"o9",symbol:[!0,"","o9"],name:"Diminished Ninth"},{pitches:[0,3,6,9,13],id:"ob9",symbol:[!0,"","o♭9"],name:"Diminished Minor Ninth"},{pitches:[0,3,6,10,14],id:"%9",symbol:[!0,"","ø9"],name:"Half-Diminished Ninth"},{pitches:[0,3,6,10,13],id:"%b9",symbol:[!0,"","ø♭9"],name:"Half-Diminished Minor Ninth"}];class Wo{static kinds=$o;rootChroma;kind;inversion;modifiers;constructor(e,t,n=0,r=[]){this.rootChroma=e,this.kind=t,this.inversion=n,this.modifiers=r}withChanges(e){return Object.assign(new Wo(this.rootChroma,this.kind,this.inversion,this.modifiers),e)}static kindFromId(e){return $o.findIndex((t=>t.id===e))}static kindFromPitches(e){return $o.findIndex((t=>t.pitches.length===e.length&&t.pitches.every(((t,n)=>e[n]===t))))}static suggestChordsForPitches(e){const t=[];for(let n=0;n<$o.length;n++){const r=$o[n];for(let o=0;o<e.length;o++){const i=e[o],a=new Set;let s=0;for(let t=0;t<e.length;t++){const n=Ir(e[(o+t)%e.length]-i,12),l=r.pitches.findIndex((e=>e===n));l>=0?a.add(l):s++}t.push({chord:new Wo(Ir(i,12),n,0,[]),matches:a.size,misses:s})}}return t.sort(((e,t)=>e.misses!=t.misses?e.misses-t.misses:t.matches-e.matches)),t.slice(0,10)}get kindId(){return $o[this.kind].id}romanBase(e){const t=e.degreeForMidi(this.rootChroma),n=$o[this.kind]||{symbol:[!1,"","?"]};let r=Math.floor(t),o=0;Math.floor(t)!=t&&(r=Ir(r+1,7),o=-1);let i=Bo.accidentalToStr(o,!0)+Bo.degreeToRomanStr(r);return n.symbol[0]&&(i=i.toLowerCase()),i+n.symbol[1]}romanSup(e){let t=($o[this.kind]||{symbol:[!1,"","?"]}).symbol[2]||"";return this.modifiers&&(this.modifiers.add9&&(t+="(add9)"),this.modifiers.add11&&(t+="(add11)"),this.modifiers.add13&&(t+="(add13)"),this.modifiers.no3&&(t+="(no3)"),this.modifiers.no5&&(t+="(no5)")),t}romanSub(e){let t="";return this.modifiers&&(this.modifiers.sus2?this.modifiers.sus4?t+="sus24":t+="sus2":this.modifiers.sus4&&(t+="sus4")),t}get pitches(){const e=$o[this.kind];if(!e)return[];const t=Bo.mod(this.rootChroma,12);let n=[];for(let r=0;r<e.pitches.length;r++)n.push(t+e.pitches[r]);return this.modifiers.sus2&&(n[1]=t+2),this.modifiers.sus4&&(this.modifiers.sus2?n.splice(2,0,t+5):n[1]=t+5),n}get strummingPitches(){const e=Bo.mod(this.rootChroma,12);let t=this.pitches;if(0==t.length)return[];let n=48;e>=6&&(n-=12),t=t.map((e=>e+n)),t.length<=3&&t.push(t[0]+12),t=t.sort(((e,t)=>e-t));let r=t.reduce(((e,t)=>e+t))/t.length;for(;r<60;){const e=t.shift();t.push(e+12),r+=12/t.length}return t.length>=4&&(t[0]+=12,t[3]-=12),t.unshift(n+e),t}}function Ko(e,t){let n=ps.project;for(const r of e.selection){const e=ps.project.elems.get(r);if(!e)continue;const o=t(e);o!==e&&(n=Ds(n,o))}ps.project=Fs(n)}function Yo(e,t,n){const r=e.keysDown.has(No.editor.keyDisplaceFast),o=e.keysDown.has(No.editor.keyDisplaceCursor2),i=e.keysDown.has(No.editor.keyDisplaceChromatically);if(n||!e.cursor.visible||0!=e.selection.size&&!o){const o=(r?12:i||n?1:0)*(t?1:-1),a=(r||n?0:1)*(t?1:-1);let s=!1;Ko(e,(t=>{if("note"==t.type){const n=Vs(ps.project,t.parentId),r=Ns(ps.project,n.id,t.range.start),i=r.octavedDegreeForMidi(t.midiPitch)+a,l=0!=o?t.midiPitch+o:r.midiForDegree(a>=0?Math.floor(i):Math.ceil(i));return s||(s=!0,$r(n.id,l,t.volumeDb,t.velocity),e.insertion.nearMidiPitch=l,e.insertion.duration=t.range.duration),ll(t,{midiPitch:l})}if("chord"==t.type){const n=Vs(ps.project,t.parentId),r=Ns(ps.project,n.id,t.range.start),i=r.octavedDegreeForMidi(t.chord.rootChroma)+a,l=0!=o?t.chord.rootChroma+o:r.midiForDegree(a>=0?Math.floor(i):Math.ceil(i)),c=new Wo(l,t.chord.kind,t.chord.inversion,t.chord.modifiers);return s||(s=!0,Wr(n.id,c,0,1),e.insertion.duration=t.range.duration),ll(t,{chord:c})}return t})),e.cursor.visible=!1,e.needsKeyFinish=!0}else{const n=t?-1:1;if(Do(e),o){const t=e.cursor.trackIndex2+n;Ro(e,null,t),So(e),Co(e)}else{const r=Math.min(e.cursor.trackIndex1,e.cursor.trackIndex2),o=Math.max(e.cursor.trackIndex1,e.cursor.trackIndex2),i=(t?r:o)+n;Ro(e,i,i)}}}function Qo(e,t){const n=[new _r(1,16),new _r(1,8),new _r(1,4),new _r(1,2),new _r(1,1)][t];Ko(e,(t=>"note"==t.type||"chord"==t.type?(e.insertion.duration=n,ll(t,{range:xr.fromStartDuration(t.range.start,n)})):t));const r=(_o(e)||new xr(new _r(0),new _r(0))).end;e.cursor.visible=!1,Po(e,r,r),go(e,r),e.needsKeyFinish=!0}function Go(e,t){if(e.mouse.down)return!1;e.mouse.pointPrev=e.mouse.point,e.mouse.point=ko(e,t);const n=e.hover;e.hover=null;for(let t=0;t<e.tracks.length;t++)e.tracks[t].pencilClear(e);if(e.mouse.point.pos.x<e.trackHeaderW){const t=function(e,t){if((t+=e.trackScroll)<0)return null;for(let n=0;n<e.tracks.length;n++){const r=e.tracks[n];if(t>=r.renderRect.y&&t<=r.renderRect.y+r.renderRect.h)return n}return null}(e,e.mouse.point.pos.y);if(null!==t){const n=e.tracks[t];e.hover={action:so.DragTrackHeader,id:n.projectTrackId,range:new xr(new _r(0),new _r(0))}}e.hoverControl=function(e,t,n){const r=Ls(ps.project,e.tracks[t].projectTrackId,"track");if(!r)return lo.None;if(n.y<e.trackControlY||n.y>e.trackControlY+e.trackControlSize)return lo.None;const o=Math.floor((n.x-e.trackControlX)/e.trackControlSize);if(o<0)return lo.None;switch(r.trackType){case"notes":case"chords":switch(o){case 0:case 1:return lo.Volume;case 7:return lo.Mute;case 8:return lo.Solo}}return lo.None}(e,e.mouse.point.trackIndex,e.mouse.point.trackPos)}else{if(e.keysDown.has(No.editor.keyPencil)){for(let t=0;t<e.tracks.length;t++)t==e.mouse.point.trackIndex&&e.tracks[t].pencilHover(e);return!0}for(let t=0;t<e.tracks.length;t++)t==e.mouse.point.trackIndex&&e.tracks[t].hover(e)}if(e.hover&&n){if(e.hover.id!=n.id||e.hover.action!=n.action)return!0}else if(!e.hover&&n||e.hover&&!n)return!0;return!1}function Xo(){return!bs()||window.confirm("Discard current song?")}function Jo(e){return"showOpenFilePicker"in window||(e&&window.alert('Your browser doesn\'t support the File System Access API.\n\nUse the other commands labeled as "Browser", or switch to a browser with support to that API, like Chrome.'),!1)}function Zo(e,t,n){if(e.endsWith(".ttproj")||e.endsWith(".json")){const e=new TextDecoder("utf-8").decode(n);ys(Rl(JSON.parse(e))),vs(t)}else{if(!e.endsWith(".mid"))return window.alert("Unrecognized file format!"),!1;ys(function(e){const t=xl.fromBytes(e),n=function(e){const t=[];for(const n of e){const e=new Map,r=[],o=t=>{let n=e.get(t);return n||(n={length:0,events:[]},e.set(t,n),r.push(n)),n};let i=0;for(const e of n.events)"programChange"==e.kind?(i=e.program,o(i).events.push(e)):"noteOn"==e.kind&&o(i).events.push(e);0==r.length&&o(i);for(const e of n.events)if("programChange"!=e.kind&&"noteOn"!=e.kind)for(const t of r)t.events.push(e);for(const e of r)e.events.sort(((e,t)=>e.tick.compare(t.tick))),t.push(e)}return t}(t.tracks);function r(e,t){for(const r of n)for(const n of r.events)if(n.kind===t&&n.channel===e)return n;return null}function o(e,t){for(const n of e.events)if(n.kind===t)return n;return null}function i(e,t){for(const r of n)for(const n of r.events)if("controller"===n.kind&&n.controllerName===t&&n.channel===e)return n;return null}function a(e,t){for(const n of e.events)if("controller"===n.kind&&n.controllerName===t)return n;return null}console.log("midiImport",t);let s=As();const l=function(e){for(const t of n)for(const n of t.events)if(n.kind===e)return n;return null}("setTempo");s.baseBpm=Math.round(l?l.bpm:120);const c=s.nextId;s.keyChangeTrackId=c,s=js(s,ml());const u=s.nextId;s.meterChangeTrackId=u,s=js(s,gl());const d=s.nextId;s.chordTrackId=d,s=js(s,ul());for(const g of n)for(const y of g.events){if("setKeySignature"!=y.kind)continue;const v=[0,7,2,9,4,11,5,0,7,2,9,4,11,5,0,7,2,9,4,11],w=[0,4,1,5,2,6,3,0,4,1,5,2,6,3,0,4,1,5,2,6],b=[-1,-1,-1,-1,-1,-1,0,0,0,0,0,0,0,1,1,1,1,1,1,1],k=y.accidentals+7+(0==y.scale?0:2);k<0||k>=v.length||(s=Ds(s,vl(c,y.tick,new Ho(new Fo(w[k],b[k]),qo.parse(0==y.scale?"Major":"Minor")))))}for(const S of n)for(const _ of S.events)"setTimeSignature"==_.kind&&(s=Ds(s,yl(u,_.tick,new Vo(_.numerator,_.denominator))));const f=[];for(let x=0;x<n.length;x++){const I=n[x];for(const C of I.events){if("noteOn"!=C.kind)continue;let E=null;for(const T of I.events)if(!("noteOn"!=T.kind&&"noteOff"!=T.kind||T.tick.compare(C.tick)<=0||T.channel!=C.channel||T.key!=C.key||E&&!(T.tick.compare(E)<0))){E=T.tick;break}E&&f.push({range:new xr(C.tick,E),midiPitch:C.key,velocity:Mr(C.velocity/127),channel:C.channel,midiTrackIndex:x})}}const h=0==t.format?Cl(f,(e=>e.channel)):Cl(f,(e=>e.midiTrackIndex));for(const P of h){const R=n[P[0].midiTrackIndex];function M(e){return 0==t.format?r(P[0].channel,e):o(R,e)}function A(e){return 0==t.format?i(P[0].channel,e):a(R,e)}const j=s.nextId,D=cl(),z=M("trackName");z&&(D.name=z.name);const O=A("channelVolumeCoarse");O&&(D.volumeDb=Mr(O.controllerValue/127));const N=P.some((e=>9==e.channel)),B=M("programChange");if(B){const L=ro().collections.find((e=>"gm"==e.id));let q=null;N?(q=L.instruments.find((e=>128==e.midiBank&&e.midiPreset==B.program)),q||(q=L.instruments.find((e=>128==e.midiBank)))):q=L.instruments.find((e=>128!=e.midiBank&&e.midiPreset==B.program)),D.instrument={type:"sflib",collectionId:"gm",instrumentId:q?.id??"piano_1"}}s=js(s,D);const F=El(P);for(const U of F){const H=s.nextId;s=Ds(s,wl(j,U.range));for(const V of U.notes)s=Ds(s,bl(H,V.range.subtract(U.range.start),V.midiPitch,V.velocity,V.velocity))}}const p=s.lists.get(c);p&&p.findActiveAt(new _r(0))||(s=Ds(s,vl(c,new _r(0),Ho.parse("C Major"))));const m=s.lists.get(u);return m&&m.findActiveAt(new _r(0))||(s=Ds(s,yl(u,new _r(0),new Vo(4,4)))),Fs(s)}(n)),vs(null)}return!0}const ei={name:"New Project",icon:"📄",func:async()=>{Xo()&&(ps.project=function(){let e=As();const t=e.nextId;e.keyChangeTrackId=t,e=js(e,ml());const n=e.nextId;e.meterChangeTrackId=n,e=js(e,gl()),e=Ds(e,vl(t,new _r(0),Ho.parse("C Major"))),e=Ds(e,yl(n,new _r(0),new Vo(4,4)));const r=e.nextId;return 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t=e.ref.current,n=e.ref.current.selection,r=[];for(const e of n){const t=Ls(ps.project,e,"note");t&&r.push(t);const n=Ls(ps.project,e,"noteBlock");if(n){const e=ps.project.lists.get(n.id);if(e)for(const t of e.iterAll())"note"==t.type&&r.push(t)}}if(0==r.length)return;const o=ps.project.chordTrackId;So(t);const i=function(e){const t=e.reduce(((e,t)=>$s(ps.project,t.parentId,t.range.start).min(e)),null),n=e.reduce(((e,t)=>$s(ps.project,t.parentId,t.range.end).max(e)),null),r=[];let o=t;for(;o.compare(n)<0;){const t=e.reduce(((e,t)=>{const n=Ws(ps.project,t.parentId,t.range);return n.start.compare(o)>0?n.start.min(e):n.end.compare(o)>0?n.end.min(e):e}),null)||n,i=new xr(o,t),a=e.filter((e=>{const t=Ws(ps.project,e.parentId,e.range);return i.overlapsRange(t)}));r.push({elems:a,range:i}),o=t}return r}(r);let a=[];for(const e of i){const t=e.elems.map((e=>e.midiPitch)),n=Wo.suggestChordsForPitches(t);n.length>=1&&a.push({chord:n[0].chord,range:e.range})}a=function(e){const t=[];let n=-1;for(let r=0;r<e.length;r++)if(n<0)n=t.length,t.push({...e[r]});else{const o=t[n].chord,i=e[r].chord;o.rootChroma==i.rootChroma&&o.kind==i.kind?t[n].range=t[n].range.merge(e[r].range):(n=t.length,t.push({...e[r]}))}return t}(a);for(const e of a){const n=kl(o,e.range,e.chord),r=ps.project.nextId;ps.project=Ds(ps.project,n),Io(t,r)}ps.project=Fs(ps.project),t.cursor.visible=!1,jo(t),fs(),_s(),Ss("menuConvertNotesToChords")}},di=[ei,ti,ri,ni,oi,ii,ai,si,li,ci,{name:"Toggle Playback",shortcut:[{key:" "}],func:async()=>{Vr()}},ui];let fi=null;const hi=zr();function pi(){hi.notifyObservers()}const mi=e.createContext(null);function gi(){return e.useContext(mi)}function yi(t){const n=t.rect??fi.rect,[r,o]=e.useState(null);return e.useEffect((()=>{const e=e=>{fi.elem=null,pi()};return 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bi(e,t,n){if(!e.mouse.down)return!1;function r(t){return t(e.tracks[e.drag.origin.point.trackIndex])}if(e.mouse.pointPrev=e.mouse.point,e.mouse.point=ko(e,t),e.drag.posDelta={x:e.mouse.point.pos.x-e.drag.origin.point.pos.x,y:e.mouse.point.pos.y-e.drag.origin.point.pos.y},e.drag.timeDelta=e.mouse.point.time.subtract(e.drag.origin.point.time),e.drag.rowDelta=e.mouse.point.row-e.drag.origin.point.row,e.drag.trackDelta=e.mouse.point.trackIndex-e.drag.origin.point.trackIndex,e.drag.xLocked=e.drag.xLocked&&Math.abs(e.drag.posDelta.x)<No.editor.mouseDragXLockedDistance,e.drag.yLocked=e.drag.yLocked&&Math.abs(e.drag.posDelta.y)<No.editor.mouseDragYLockedDistance,e.drag.yLocked||(e.drag.trackInsertionBefore=function(e,t){if((t+=e.trackScroll)<0)return 0;for(let n=0;n<e.tracks.length;n++){const r=e.tracks[n];if(t<=r.renderRect.y+r.renderRect.h/2)return n}return e.tracks.length}(e,e.mouse.point.pos.y)),n&&e.mouse.action!=so.DragTrackControl)return!1;if(e.mouse.action==so.Pan)return 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r=0;for(const t of e.selection)Ls(e.drag.origin.project,t,"track")&&r++;r<=1?(t=>{let n=ps.project;const r=e.mouse.point.trackIndex;if(r<0||r>=e.tracks.length)return;const o=e.tracks[r],i=Ls(e.drag.origin.project,o.projectTrackId,"track");i&&(n=js(n,t(i)),ps.project=n)})(t):n(t)};switch(e.hoverControl){case lo.Volume:{const t=-e.drag.posDelta.y/10;n((e=>"notes"!=e.trackType&&"chords"!=e.trackType?e:ll(e,{volumeDb:Math.max(ol,Math.min(il,e.volumeDb+t))})));break}case lo.Mute:{const e=("notes"==t.trackType||"chords"==t.trackType)&&!t.mute;r((t=>ll(t,{mute:e})));break}case lo.Solo:{const e=("notes"==t.trackType||"chords"==t.trackType)&&!t.solo;r((t=>ll(t,{solo:e})));break}}}(e),!0;if(e.mouse.action==so.DragClone)return!(e.drag.xLocked&&e.drag.yLocked||(function(e){const t=ps.project;let n=ps.project;const r=[];for(const o of e.selection){const i=t.elems.get(o);if(!i||"track"==i.type)continue;const a=n.nextId;r.push(a),n=qs(t,i,n),o==e.drag.elemId&&(e.drag.elemId=a)}So(e);for(const t of r)Io(e,t);e.mouse.action=so.DragTimeAndRow,ps.project=n,e.drag.origin.project=n}(e),0));{let t=e.mouse.action;e.drag.xLocked&&(t==so.DragTime||t==so.StretchTimeStart||t==so.StretchTimeEnd?t=so.None:t==so.DragTimeAndRow&&(t=so.DragRow)),e.drag.yLocked&&(t==so.DragTimeAndRow?t=so.DragTime:t==so.DragRow&&(t=so.None));const n=e.drag.origin.project;let r=e.drag.origin.project;for(const o of e.selection){const i=n.elems.get(o);if(!i)continue;if("track"==i.type)continue;let a={};if(t!=so.DragTime&&t!=so.DragTimeAndRow||(a.range=i.range.displace(e.drag.timeDelta).quantize(Ms)),t==so.StretchTimeStart&&e.drag.origin.range&&(a.range=Ws(n,i.parentId,i.range),a.range=a.range.stretch(e.drag.timeDelta,e.drag.origin.range.end,e.drag.origin.range.start),0==i.range.start.compare(e.drag.origin.range.start)&&(a.range=new xr(a.range.start.snap(e.timeSnap),a.range.end).quantize(Ms)),a.range=a.range.sorted(),a.range=Ks(n,i.parentId,a.range)),t==so.StretchTimeEnd&&e.drag.origin.range&&(a.range=Ws(n,i.parentId,i.range),a.range=a.range.stretch(e.drag.timeDelta,e.drag.origin.range.start,e.drag.origin.range.end),0==i.range.end.compare(e.drag.origin.range.end)&&(a.range=new xr(a.range.start,a.range.end.snap(e.timeSnap)).quantize(Ms)),a.range=a.range.sorted(),a.range=Ks(n,i.parentId,a.range)),(t==so.DragRow||t==so.DragTimeAndRow)&&"note"==i.type){const t=i,n=e.tracks[e.drag.origin.point.trackIndex].projectTrackId,r=Ns(ps.project,0,t.range.start),o=r.octavedDegreeForMidi(t.midiPitch),s=r.midiForDegree(Math.floor(o+e.drag.rowDelta));a.midiPitch=s,i.id==e.drag.elemId&&(e.drag.notePreviewLast&&s!=e.drag.notePreviewLast||!e.drag.notePreviewLast&&s!=t.midiPitch)&&(e.drag.notePreviewLast=s,$r(n,s,t.volumeDb,t.velocity))}if((t==so.DragTime||t==so.DragTimeAndRow||t==so.DragRow)&&0!=e.drag.trackDelta){const t=e.tracks.findIndex((e=>e.projectTrackId==i.parentId)),n=Math.max(0,Math.min(e.tracks.length-1,t+e.drag.trackDelta)),r=e.tracks[n];r.acceptedElemTypes.has(i.type)&&(a.parentId=r.projectTrackId)}r=Ds(r,ll(i,a))}return ps.project=r,!0}}function ki(e,t,n){if(e.mouse.action!==so.SelectRect||e.cursor.trackIndex1!==n)return;const r=e.cursor.time1.min(e.cursor.time2),o=e.cursor.time1.max(e.cursor.time2),i=Math.min(e.cursor.trackIndex1,e.cursor.trackIndex2),a=Math.max(e.cursor.trackIndex1,e.cursor.trackIndex2),s=.5+Math.floor(Math.min(e.cursor.rectY1,e.cursor.rectY2)),l=.5+Math.floor(Math.max(e.cursor.rectY1,e.cursor.rectY2));if(i<0||a<0||i>=e.tracks.length||a>=e.tracks.length)return;const c=.5+Math.floor(yo(e,r)),u=.5+Math.floor(yo(e,o));t.fillStyle=No.editor.selectionBkgColor,t.fillRect(c,s,u-c,l-s)}function Si(e,t,n,r){const o=Math.min(e.cursor.trackIndex1,e.cursor.trackIndex2),i=Math.max(e.cursor.trackIndex1,e.cursor.trackIndex2);if(o<0||i<0||o>=e.tracks.length||i>=e.tracks.length)return;const a=.5+Math.floor(yo(e,n));t.strokeStyle=No.editor.selectionCursorColor,t.fillStyle=No.editor.selectionCursorColor,t.lineCap="square",t.lineWidth=1;const s=7*(r?-1:1),l=.5+Math.floor(bo(e,o)),c=.5+Math.floor(bo(e,i)+e.tracks[i].renderRect.h);t.beginPath(),t.moveTo(a,l+7),t.lineTo(a+s,l),t.lineTo(a,l),t.fill(),t.beginPath(),t.moveTo(a,c-7),t.lineTo(a+s,c),t.lineTo(a,c),t.fill(),t.beginPath(),t.moveTo(a,l),t.lineTo(a,c),t.stroke()}function _i(e,t,n){if(e.mouse.action!==so.SelectRect||e.cursor.trackIndex1!==n)return;const r=e.cursor.time1.min(e.cursor.time2),o=e.cursor.time1.max(e.cursor.time2),i=Math.min(e.cursor.trackIndex1,e.cursor.trackIndex2),a=Math.max(e.cursor.trackIndex1,e.cursor.trackIndex2),s=.5+Math.floor(Math.min(e.cursor.rectY1,e.cursor.rectY2)),l=.5+Math.floor(Math.max(e.cursor.rectY1,e.cursor.rectY2));if(i<0||a<0||i>=e.tracks.length||a>=e.tracks.length)return;const c=.5+Math.floor(yo(e,r)),u=.5+Math.floor(yo(e,o));t.strokeStyle=No.editor.selectionCursorColor,t.strokeRect(c,s,u-c,l-s)}function xi(e,t,n){const r=e.tracks[n],o=Ls(ps.project,r.projectTrackId,"track");if(o)if(!(r instanceof Pi||r instanceof Di||r instanceof ji)||"notes"!=o.trackType&&"chords"!=o.trackType)t.fillStyle="#fff",t.textAlign="left",t.textBaseline="top",t.font="14px system-ui",t.fillText(r.name,10,8,e.trackHeaderW-20);else{t.fillStyle="#fff",t.textAlign="left",t.textBaseline="top",t.font="10px system-ui";const n=function(e){return"notes"==e.trackType||"chords"==e.trackType?e.name?function(e){switch(e.type){case"basic":default:return rl(0,0);case"sflib":{const t=ro();if(!t)return rl(0,0);const n=t.collectionsById.get(e.collectionId).instrumentsById.get(e.instrumentId);return rl(n.midiBank,n.midiPreset)}}}(e.instrument)+" "+e.name:function(e){switch(e.type){case"basic":return"Basic";case"sflib":{const t=ro();if(!t)return e.collectionId+"/"+e.instrumentId;const n=t.collectionsById.get(e.collectionId),r=n.instrumentsById.get(e.instrumentId);return rl(r.midiBank,r.midiPreset)+" "+n.id+"/"+r.name}default:return"???"}}(e.instrument):e.name?e.name:"New Track"}(o);t.fillText(n,10,8,e.trackHeaderW-20),function(e,t,n,r,o,i,a){const s=e.trackControlX+0*e.trackControlSize,l=e.trackControlY,c=e.trackControlSize,u=(o-i)/(a-i);t.fillStyle="#888",t.fillRect(s,l,5,c),t.fillStyle="#0f0",t.fillRect(s,l+c-u*c,5,u*c),t.fillStyle="#fff",t.textAlign="left",t.textBaseline="middle",t.font=.5*c+"px system-ui",t.fillText((e=>(e>=0?"+":"")+e.toFixed(1)+" dB")(o),s+10,l+c/2,3*c-10)}(e,t,0,0,o.volumeDb,ol,il),Ii(e,t,7,"🔇",o.mute),Ii(e,t,8,"🎚️",o.solo)}}function Ii(e,t,n,r,o){const i=e.trackControlX+e.trackControlSize*n,a=e.trackControlY,s=e.trackControlSize;t.fillStyle=o?"#fff":"#fff4",t.textAlign="center",t.textBaseline="middle",t.font=.8*s+"px system-ui",t.fillText(r,i+s/2,a+s/2)}class Ci{projectTrackId;parentId;name;renderRect;acceptedElemTypes;scrollEnabled;yScroll;noCursor;pencil;constructor(){this.projectTrackId=-1,this.parentId=-1,this.name="",this.renderRect=new ao(0,0,0,0),this.acceptedElemTypes=new Set,this.scrollEnabled=!1,this.yScroll=0,this.noCursor=!1,this.pencil=null}copyState(e){for(const t of e.tracks)if(t.projectTrackId==this.projectTrackId){this.yScroll=t.yScroll;break}}getActiveRange(e){return null}*elemsAtRegion(e,t,n){}*iterKeyChangePairsAtRange(e,t){const n=zs(ps.project),r=ps.project.lists.get(n);if(!r)return;const o=r.findFirst(),i=o?.key??Gs();for(const n of r.iterActiveAtRangePairwise(t)){const r=n[0]??vl(-1,t.start,i),o=n[1]??vl(-1,t.end,i),a=yo(e,r.range.start),s=yo(e,o.range.start);yield[r,o,a,s]}}hover(e){}hoverBlockElements(e,t){const n=e.mouse.point.trackPos,r=wo(e,n.x-10,n.x+10);let o=null,i=null;for(const a of t(r)){const t=8,r=yo(e,a.range.start),s=yo(e,a.range.end),l=new ao(r,0,s-r,this.renderRect.h),c=new ao(r-t,0,s-r+2*t,this.renderRect.h);l.contains(n)?o={id:a.id,range:a.range,action:so.DragTime}:c.contains(n)&&(i={id:a.id,range:a.range,action:n.x<(r+s)/2?so.StretchTimeStart:so.StretchTimeEnd})}e.hover=o??i}click(e,t){}doubleClick(e,t){}contextMenu(e,t){}pencilClear(e){}pencilHover(e){}pencilStart(e){}pencilDrag(e){}pencilComplete(e){}rowAtY(e,t){return 0}findPreviousAnchor(e,t){const n=ps.project.lists.get(this.parentId);if(!n)return ps.project.range.start;const r=function(e,t,n){for(;;){const r=e.elems.get(t);if(!r)return n;if("track"==r.type)return n;n=n.subtract(r.range.start),t=r.parentId}}(ps.project,this.parentId,t),o=n.findPreviousDeletionAnchor(r);return o?$s(ps.project,this.parentId,o):ps.project.range.start}deleteRange(e,t){const n=ps.project.lists.get(this.parentId);if(!n)return;const r=Ks(ps.project,this.parentId,t);if(t.duration.isZero())for(const e of n.iterAtPoint(r.start)){const t=ll(e,{parentId:-1});ps.project=Ds(ps.project,t)}else for(const e of n.iterAtRange(r))ps.project=Us(ps.project,e,t)}selectionRemoveConflictingBehind(e){for(const t of e.selection){const n=ps.project.elems.get(t);if(!n)continue;if(n.parentId!==this.parentId)continue;const r=ps.project.lists.get(this.parentId);if(!r)continue;const o=Ws(ps.project,n.parentId,n.range);if(n.range.duration.isZero())for(const t of r.iterAtPoint(n.range.start)){if(e.selection.has(t.id))continue;const n=ll(t,{parentId:-1});ps.project=Ds(ps.project,n)}else for(const t of r.iterAtRange(n.range))e.selection.has(t.id)||"note"==t.type&&"note"==n.type&&t.midiPitch!=n.midiPitch||(ps.project=Us(ps.project,t,o))}}renderBackground(e,t){}render(e,t){}markerRectAtTime(e,t){return new ao(yo(e,t)-6,0,12,this.renderRect.h)}renderMarker(e,t,n,r,o,i,a){const s=Math.round(yo(e,n)),l=s-6,c=s+6,u=this.renderRect.h;t.beginPath(),t.moveTo(l,.5),t.lineTo(c,.5),t.lineTo(c,u-6),t.lineTo(s,u),t.lineTo(l,u-6),t.lineTo(l,.5),t.fillStyle=r,t.fill(),o&&s>e.trackHeaderW&&this.renderMarkerLabel(e,t,c,r,o),i&&(t.fillStyle="#fff8",t.fill()),a&&(t.strokeStyle="#fff",t.stroke())}renderMarkerLabel(e,t,n,r,o){const i=this.renderRect.h;t.fillStyle=r,t.font=Math.floor(i-.5-10)+"px system-ui",t.textAlign="left",t.textBaseline="middle",t.fillText(o,n+5,(.5+i)/2)}}class Ei extends Ci{pencil;constructor(e,t,n){super(),this.projectTrackId=this.parentId=e,this.name=t,this.renderRect=new ao(0,0,0,n),this.acceptedElemTypes.add("keyChange"),this.pencil=null}*iterAtRange(e,t){const n=ps.project.lists.get(this.projectTrackId);if(n)for(const e of n.iterAtRange(t))yield e}*elemsAtRegion(e,t,n){for(const n of this.iterAtRange(e,t))yield n.id}hover(e){const t=e.mouse.point.trackPos,n=wo(e,t.x-12,t.x+12);for(const r of this.iterAtRange(e,n))this.markerRectAtTime(e,r.range.start).contains(t)&&(e.hover={id:r.id,range:r.range,action:so.DragTime})}pencilClear(e){this.pencil=null}pencilHover(e){const t=e.mouse.point.time;this.pencil={time:t}}pencilDrag(e){this.pencil&&(this.pencil.time=e.mouse.point.time)}pencilComplete(e){if(this.pencil){const t=vl(this.projectTrackId,this.pencil.time,Gs());let n=ps.project;const r=n.nextId;ps.project=Ds(n,t),Io(e,r)}}render(e,t){const n=Oo(e),r=Ns(ps.project,this.projectTrackId,n.start);let o=!1;for(let r=0;r<2;r++)for(const i of this.iterAtRange(e,n)){const n=e.selection.contains(i.id);if(0==r==n)continue;if("keyChange"!=i.type)continue;const a=!!e.hover&&e.hover.id==i.id;this.renderMarker(e,t,i.range.start,No.editor.keyChangeColor,i.key.str,a,n);const s=yo(e,i.range.start);s>e.trackHeaderW&&s<e.trackHeaderW+100&&(o=!0)}o||this.renderMarkerLabel(e,t,e.trackHeaderW+5,No.editor.keyChangeColor,r.str),this.pencil&&(t.save(),t.globalAlpha=.4,this.renderMarker(e,t,this.pencil.time,No.editor.keyChangeColor,null,!1,!1),t.restore())}}class Ti extends Ci{pencil;constructor(e,t,n){super(),this.projectTrackId=this.parentId=e,this.name=t,this.renderRect=new ao(0,0,0,n),this.acceptedElemTypes.add("meterChange"),this.pencil=null}*iterAtRange(e,t){const n=ps.project.lists.get(this.projectTrackId);if(n)for(const e of n.iterAtRange(t))yield e}*elemsAtRegion(e,t,n){for(const n of this.iterAtRange(e,t))yield n.id}hover(e){const t=e.mouse.point.trackPos,n=wo(e,t.x-12,t.x+12);for(const r of this.iterAtRange(e,n))this.markerRectAtTime(e,r.range.start).contains(t)&&(e.hover={id:r.id,range:r.range,action:so.DragTime})}pencilClear(e){this.pencil=null}pencilHover(e){const t=e.mouse.point.time;this.pencil={time:t}}pencilDrag(e){this.pencil&&(this.pencil.time=e.mouse.point.time)}pencilComplete(e){if(this.pencil){const t=yl(this.projectTrackId,this.pencil.time,Xs());let n=ps.project;const r=n.nextId;ps.project=Ds(n,t),Io(e,r)}}render(e,t){const n=Oo(e),r=function(e,t,n){const r=Bs(e,0,n);return r?r.meter:Xs()}(ps.project,this.projectTrackId,n.start);let o=!1;for(let r=0;r<2;r++)for(const i of this.iterAtRange(e,n)){const n=e.selection.contains(i.id);if(0==r==n)continue;if("meterChange"!=i.type)continue;const a=!!e.hover&&e.hover.id==i.id;this.renderMarker(e,t,i.range.start,No.editor.meterChangeColor,i.meter.str,a,n);const s=yo(e,i.range.start);s>e.trackHeaderW&&s<e.trackHeaderW+100&&(o=!0)}o||this.renderMarkerLabel(e,t,e.trackHeaderW+5,No.editor.meterChangeColor,r.str),this.pencil&&(t.save(),t.globalAlpha=.4,this.renderMarker(e,t,this.pencil.time,No.editor.meterChangeColor,null,!1,!1),t.restore())}}class Pi extends Ci{pencil;constructor(e,t,n){super(),this.projectTrackId=this.parentId=e,this.name=t,this.renderRect=new ao(0,0,0,n),this.acceptedElemTypes.add("noteBlock"),this.pencil=null}*iterNoteBlocksAtRange(e,t){const n=ps.project.lists.get(this.projectTrackId);if(n)for(const e of n.iterAtRange(t))yield e}*iterNotesAtNoteBlock(e,t,n){const r=ps.project.lists.get(t.id);if(r)for(const e of r.iterAtRange(n))yield e}*elemsAtRegion(e,t,n){for(const n of this.iterNoteBlocksAtRange(e,t))yield n.id}hover(e){this.hoverBlockElements(e,(t=>this.iterNoteBlocksAtRange(e,t)))}doubleClick(e,t){const n=ps.project.elems.get(t);n&&"noteBlock"==n.type&&(po(e),e.mode=co.NoteBlock,e.modeNoteBlockId=t,ho(e))}pencilClear(e){this.pencil=null}pencilHover(e){const t=e.mouse.point.time;this.pencil={time1:t,time2:t.add(e.timeSnap.multiply(new _r(4)))}}pencilDrag(e){if(this.pencil){this.pencil.time2=e.mouse.point.time;const t=yo(e,this.pencil.time1),n=yo(e,this.pencil.time2);Math.abs(t-n)<5&&(this.pencil.time2=this.pencil.time1.add(e.timeSnap.multiply(new _r(4))))}}pencilComplete(e){if(this.pencil){const t=wl(this.projectTrackId,new xr(this.pencil.time1,this.pencil.time2).sorted());let n=ps.project;const r=n.nextId;ps.project=Ds(n,t),Io(e,r)}}render(e,t){const n=Oo(e);for(let r=0;r<2;r++)for(const o of this.iterNoteBlocksAtRange(e,n)){const i=e.selection.contains(o.id);if(0==r==i)continue;const a=!!e.hover&&e.hover.id==o.id,s=Nr.playing&&o.range.overlapsPoint(Nr.playTime);this.renderNoteBlock(e,t,o.range,this.iterNotesAtNoteBlock(e,o,n.displace(o.range.start.negate())),a,i,s)}if(this.pencil){t.save(),t.globalAlpha=.4;const n=new xr(this.pencil.time1,this.pencil.time2).sorted();this.renderNoteBlock(e,t,n,null,!1,!1,!1),t.restore()}}renderNoteBlock(e,t,n,r,o,i,a){const s=Math.floor(yo(e,n.start))+.5,l=Math.floor(yo(e,n.end))+.5-1,c=1.5,u=this.renderRect.h-.5;if(t.fillStyle=i||a?"#222":"#000",t.fillRect(s,c,l-s,u-c),r){t.fillStyle="#fff";for(const o of r){const r=2,i=1,a=o.range.displace(n.start),c=this.renderRect.h/2+(60-o.midiPitch)*i,u=c-r/2,d=c+r/2,f=Math.max(s,Math.min(l,yo(e,a.start)+.5)),h=Math.max(s,Math.min(l,yo(e,a.end)+.5));t.fillRect(f,u,h-f,d-u)}}t.strokeStyle=i||a?"#fff":o?"#888":"#444",t.strokeRect(s,c,l-s,u-c)}}const Ri=new Map;function Mi(e,t,n){t=Ir(t,7);const r=n?Bo.degreeToColorFaded:Bo.degreeToColor;if(Math.floor(t)==t)return r(t);const o=t+(n?100:0);if(Ri.has(o))return Ri.get(o);const i=r(Ir(Math.floor(t),7)),a=r(Ir(Math.ceil(t),7)),s=document.createElement("canvas");s.width=24,s.height=24,s.style.display="none",document.body.appendChild(s);let l=s.getContext("2d");l.fillStyle=i,l.fillRect(0,0,24,24),l.fillStyle=a,l.beginPath(),l.moveTo(12,0),l.lineTo(24,0),l.lineTo(0,24),l.lineTo(-12,24),l.moveTo(36,0),l.lineTo(48,0),l.lineTo(24,24),l.lineTo(12,24),l.fill();const c=e.createPattern(s,"repeat");return Ri.set(o,c),c}function Ai(e,t,n,r,o,i,a){const s=r-t,l=o-n;e.fillStyle="#ddd",e.fillRect(t,n,s,l);const c=a.scale.metadata?a.scale.metadata.mode:0;if(e.fillStyle=Mi(e,a.degreeForMidi(i.rootChroma)+c,!1),e.fillRect(t,n,s,5.5),e.fillRect(t,o-5.5,s,5.5),s<8)return;const u=i.romanBase(a),d=i.romanSup(a),f=i.romanSub(a),h=a.nameForMidi(i.rootChroma);e.fillStyle="#000",e.textAlign="left",e.textBaseline="middle",e.font="20px Verdana";const p=e.measureText(u).width;e.font="15px Verdana";const m=e.measureText(d).width,g=e.measureText(f).width,y=p+m+g,v=Math.min(1,(s-6)/y);v>0&&(e.font="20px Verdana",e.fillText(u,t+s/2+v*(-y/2),n+l/2-4,v*p),e.font="15px Verdana",e.fillText(d,t+s/2+v*(-y/2+p),n+l/2-4-4,v*m),e.fillText(f,t+s/2+v*(-y/2+p+m),n+l/2-4+12,v*g),e.font="10px Verdana",e.textAlign="center",e.fillText(h.strUnicode,t+s/2,n+l/2+12,s-6))}class ji extends Ci{pencil;constructor(e,t,n){super(),this.projectTrackId=this.parentId=e,this.name=t,this.renderRect=new ao(0,0,0,n),this.acceptedElemTypes.add("chord"),this.pencil=null}*iterChordsAtRange(e,t){const n=ps.project.lists.get(this.projectTrackId);if(n)for(const e of n.iterAtRange(t))yield e}*iterChordsAndKeyChangesAtRange(e,t){for(const[n,r,o,i]of this.iterKeyChangePairsAtRange(e,t)){const a=n.range.start.max(t.start),s=r.range.start.min(t.end);for(const t of this.iterChordsAtRange(e,new xr(a,s)))yield[t,n,o,i]}}*elemsAtRegion(e,t,n){for(const n of this.iterChordsAtRange(e,t))yield n.id}hover(e){this.hoverBlockElements(e,(t=>this.iterChordsAtRange(e,t)))}click(e,t){const n=Ls(ps.project,t,"chord");n&&(e.insertion.duration=n.range.duration,Wr(this.projectTrackId,n.chord,0,1))}pencilClear(e){this.pencil=null}pencilHover(e){const t=e.mouse.point.time;this.pencil={time1:t,time2:t.add(e.timeSnap.multiply(new _r(4)))}}pencilDrag(e){if(this.pencil){this.pencil.time2=e.mouse.point.time;const t=yo(e,this.pencil.time1),n=yo(e,this.pencil.time2);Math.abs(t-n)<5&&(this.pencil.time2=this.pencil.time1.add(e.timeSnap.multiply(new _r(4))))}}pencilComplete(e){if(this.pencil){const t=Ns(ps.project,this.projectTrackId,this.pencil.time1),n=kl(this.projectTrackId,new xr(this.pencil.time1,this.pencil.time2).sorted(),new Wo(t.tonic.chroma,0,0,[]));let r=ps.project;const o=r.nextId;ps.project=Ds(r,n),Io(e,o)}}render(e,t){const n=Oo(e);for(let r=0;r<2;r++)for(const[o,i,a,s]of this.iterChordsAndKeyChangesAtRange(e,n)){const n=e.selection.contains(o.id);if(!Nr.playing&&0==r==n)continue;if("chord"!=o.type)continue;const l=i.key,c=!!e.hover&&e.hover.id==o.id,u=Nr.playing&&o.range.overlapsPoint(Nr.playTime);this.renderChord(e,t,o.range,a,s,o.chord,l,c,n,u)}if(this.pencil){t.save(),t.globalAlpha=.4;const n=Ns(ps.project,this.projectTrackId,this.pencil.time1),r=new xr(this.pencil.time1,this.pencil.time2).sorted();this.renderChord(e,t,r,-1/0,1/0,new Wo(n.tonic.chroma,0,0,[]),n,!1,!1,!1),t.restore()}}renderChord(e,t,n,r,o,i,a,s,l,c){const u=Math.floor(Math.max(r,Math.min(o,yo(e,n.start))))+.5,d=Math.floor(Math.max(r,Math.min(o,yo(e,n.end))))+.5-1,f=1.5,h=this.renderRect.h-.5;t.fillStyle=l||c?"#222":"#000",t.fillRect(u,f,d-u,h-f),Ai(t,u,f,d,h,i,a),t.strokeStyle=l||c?"#fff":s?"#888":"#444",t.strokeRect(u,f,d-u,h-f)}}class Di extends Ci{pencil;constructor(e,t,n,r){super(),this.projectTrackId=e,this.parentId=t,this.name=n,this.renderRect=new ao(0,0,0,r),this.acceptedElemTypes.add("note"),this.pencil=null,this.scrollEnabled=!0}getActiveRange(e){const t=ps.project.elems.get(this.parentId);return t?.range??new xr(new _r(0),new _r(0))}*iterNotesAtRange(e,t){const n=ps.project.lists.get(this.parentId);if(n)for(const r of n.iterAtRange(t.subtract(this.getActiveRange(e).start)))yield r}*iterExternalNotesAtRange(e,t){for(const e of ps.project.tracks){if("notes"!=e.trackType)continue;const n=ps.project.lists.get(e.id);if(n)for(const e of n.iterAtRange(t)){if(e.id==this.parentId)continue;if("noteBlock"!=e.type)continue;const n=ps.project.lists.get(e.id);if(n)for(const r of n.iterAtRange(t.subtract(e.range.start))){const t={...r,range:r.range.displace(e.range.start).intersect(e.range).subtract(e.range.start)};t.range.duration.isZero()||(yield[t,e])}}}}*iterNotesAndKeyChangesAtRange(e,t){for(const[n,r,o,i]of this.iterKeyChangePairsAtRange(e,t)){const a=n.range.start.max(t.start),s=r.range.start.min(t.end);for(const t of this.iterNotesAtRange(e,new xr(a,s)))yield[t,n,o,i]}}*iterExternalNotesAndKeyChangesAtRange(e,t){for(const[n,r,o,i]of this.iterKeyChangePairsAtRange(e,t)){const a=n.range.start.max(t.start),s=r.range.start.min(t.end);for(const[t,r]of this.iterExternalNotesAtRange(e,new xr(a,s)))yield[t,r,n,o,i]}}*iterChordsAtRange(e,t){const n=ps.project.lists.get(ps.project.chordTrackId);if(n)for(const e of n.iterAtRange(t))yield e}*iterChordsAndKeyChangesAtRange(e,t){for(const[n,r,o,i]of this.iterKeyChangePairsAtRange(e,t)){const a=n.range.start.max(t.start),s=r.range.start.min(t.end);for(const t of this.iterChordsAtRange(e,new xr(a,s)))yield[t,n,o,i]}}*elemsAtRegion(e,t,n){for(const[r,o,i,a]of this.iterNotesAndKeyChangesAtRange(e,t)){if(n){const t=this.rectForNote(e,r.range,this.rowForPitch(e,r.midiPitch,o.key),i,a,!1);if(n.y1>t.y2||n.y2<t.y1)continue}yield r.id}}hover(e){const t=e.mouse.point.trackPos,n=wo(e,t.x-10,t.x+10);let r=null,o=null;const i=this.getActiveRange(e).start;for(const[a,s,l,c]of this.iterNotesAndKeyChangesAtRange(e,n)){const n=8,u=this.rowForPitch(e,a.midiPitch,s.key),d=this.rectForNote(e,a.range.displace(i),u,l,c,!0),f=d,h=d.expandW(n);f.contains(t)?r={id:a.id,range:a.range,action:so.DragTimeAndRow}:h.contains(t)&&(o={id:a.id,range:a.range,action:t.x<(f.x1+f.x2)/2?so.StretchTimeStart:so.StretchTimeEnd})}e.hover=r??o}click(e,t){const n=Ls(ps.project,t,"note");n&&(e.insertion.nearMidiPitch=n.midiPitch,e.insertion.duration=n.range.duration,$r(this.projectTrackId,n.midiPitch,n.volumeDb,n.velocity))}pencilClear(e){this.pencil=null}pencilHover(e){const t=e.mouse.point.time,n=Ns(ps.project,this.projectTrackId,t),r=this.rowAtY(e,e.mouse.point.trackPos.y),o=this.pitchForRow(e,r,n);this.pencil={time1:t.subtract(this.getActiveRange(e).start),time2:t.subtract(this.getActiveRange(e).start).add(e.timeSnap.multiply(new _r(4))),midiPitch:o}}pencilStart(e){this.pencil&&$r(this.projectTrackId,this.pencil.midiPitch,al,1)}pencilDrag(e){if(this.pencil){this.pencil.time2=e.mouse.point.time.subtract(this.getActiveRange(e).start);const t=yo(e,this.pencil.time1),n=yo(e,this.pencil.time2);Math.abs(t-n)<5&&(this.pencil.time2=this.pencil.time1.add(e.timeSnap.multiply(new _r(4))))}}pencilComplete(e){if(this.pencil){const t=bl(this.parentId,new xr(this.pencil.time1,this.pencil.time2).sorted(),this.pencil.midiPitch,al,1);let n=ps.project;const r=n.nextId;ps.project=Ds(n,t),Io(e,r)}}yForRow(e,t){return this.renderRect.h/2-(t+1)*e.noteRowH-this.yScroll}rowAtY(e,t){return-Math.floor((t+this.yScroll-this.renderRect.h/2)/e.noteRowH)-1}rowForPitch(e,t,n){const r=Bo.chromaToDegreeInCMajor(n.tonic.chroma);return n.octavedDegreeForMidi(t-60)+r}pitchForRow(e,t,n){const r=Bo.chromaToDegreeInCMajor(n.tonic.chroma);return n.midiForDegree(t-Math.floor(r))+60}rectForNote(e,t,n,r,o,i){const a=yo(e,t.start),s=yo(e,t.end);let l=Math.floor(this.yForRow(e,n));i&&(l=Math.max(-e.noteRowH/2+.5,Math.min(this.renderRect.h-e.noteRowH/2-.5,l)));let c=Math.max(a,r),u=Math.min(s,o);const d=a<c,f=s>u;f||(u-=1),c=Math.floor(c),u=Math.floor(u);const h=Math.max(2,u-c);return Object.assign(new ao(c,l,h,e.noteRowH),{cutStart:d,cutEnd:f})}renderBackground(e,t){const n=Oo(e),r=this.rowAtY(e,0),o=this.rowAtY(e,this.renderRect.h),i=Math.ceil(r/7)+1,a=Math.floor(o/7)-1;for(const[r,o,s,l]of this.iterChordsAndKeyChangesAtRange(e,n))for(const n of r.chord.pitches){const c=o.key,u=this.rowForPitch(e,n+60,c),d=c.scale.metadata.mode,f=Mi(t,c.degreeForMidi(n)+d,!0);for(let n=a;n<=i;n++)this.renderChordNote(e,t,r.range,u+7*n,s,l,f)}for(const[r,o,s,l]of this.iterKeyChangePairsAtRange(e,n)){const n=Bo.chromaToDegreeInCMajor(r.key.tonic.chroma);let c=!0;t.fillStyle=No.editor.octaveLabelColor,t.font=Math.floor(e.noteRowH-4)+"px system-ui",t.textAlign="left",t.textBaseline="bottom";for(const u of nl(ps.project,new xr(r.range.start,o.range.start))){const o=Math.max(s,.5+Math.floor(yo(e,u.time1))),d=Math.min(l,.5+Math.floor(yo(e,u.time2)));for(let s=a;s<=i;s++){const i=.5+Math.floor(this.yForRow(e,n+7*s)+e.noteRowH);t.strokeStyle=u.num%2!=0?No.editor.bkgColor:No.editor.bkgAlternateMeasureColor;const a=Math.max(o+5,e.trackHeaderW+5);c&&a+30<l&&t.fillText(r.key.tonic.str+(s+5).toString(),a,i-1),t.beginPath(),t.moveTo(o,i),t.lineTo(d,i),t.moveTo(o,i+1),t.lineTo(d,i+1),t.stroke();for(let r=1;r<7;r+=1){const i=.5+Math.floor(this.yForRow(e,n+7*s+r)+e.noteRowH);t.beginPath(),t.moveTo(o,i),t.lineTo(d,i),t.stroke()}}c=!1}}}render(e,t){const n=Oo(e),r=this.getActiveRange(e).start;for(const[r,o,i,a,s]of this.iterExternalNotesAndKeyChangesAtRange(e,n)){const n=i.key,l=this.rowForPitch(e,r.midiPitch,n),c=n.scale.metadata.mode,u=Mi(t,n.degreeForMidi(r.midiPitch)+c,!0),d=Nr.playing&&r.range.displace(o.range.start).overlapsPoint(Nr.playTime);this.renderNote(e,t,r.range,o.range.start,l,a,s,u,!0,!1,!1,d)}for(let o=0;o<(Nr.playing?1:2);o++)for(const[i,a,s,l]of this.iterNotesAndKeyChangesAtRange(e,n)){const n=e.selection.contains(i.id);if(!Nr.playing&&0==o==n)continue;const c=a.key,u=this.rowForPitch(e,i.midiPitch,c),d=c.scale.metadata.mode,f=Mi(t,c.degreeForMidi(i.midiPitch)+d,!1),h=!!e.hover&&e.hover.id==i.id,p=Nr.playing&&i.range.displace(r).overlapsPoint(Nr.playTime);this.renderNote(e,t,i.range,r,u,s,l,f,!1,h,n,p)}if(this.pencil){t.save(),t.globalAlpha=.4;const n=new xr(this.pencil.time1,this.pencil.time2).sorted(),o=Ns(ps.project,this.projectTrackId,this.pencil.time1.add(this.getActiveRange(e).start)),i=this.rowForPitch(e,this.pencil.midiPitch,o),a=o.scale.metadata.mode,s=Mi(t,o.degreeForMidi(this.pencil.midiPitch)+a,!1);this.renderNote(e,t,n,r,i,-1/0,1/0,s),t.restore()}}renderNote(e,t,n,r,o,i,a,s,l,c,u,d){const f=this.rectForNote(e,n.displace(r),o,i,a,!0);t.fillStyle=s,t.beginPath(),t.fillRect(f.x,f.y,f.w,f.h),(c||d)&&(t.globalAlpha=.4,t.fillStyle=l?"#888":"#fff",t.fillRect(f.x,f.y,f.w,f.h),t.globalAlpha=1),(u||d)&&(t.strokeStyle=l?"#888":"#fff",t.strokeRect(f.x+.5,f.y+.5,f.w-1,f.h-1))}renderChordNote(e,t,n,r,o,i,a){const s=this.rectForNote(e,n,r,o,i,!1);t.globalAlpha=.1,t.fillStyle=a,t.beginPath(),t.fillRect(s.x,s.y,s.w,s.h),t.globalAlpha=1}}class zi extends Ci{minValue;maxValue;pencil;constructor(e,t,n){super(),this.projectTrackId=e,this.parentId=t,this.name="Note Volume",this.renderRect=new ao(0,0,0,n),this.pencil=null,this.noCursor=!0,this.minValue=ol,this.maxValue=il}parentStart(e){const t=ps.project.elems.get(this.parentId);return t?.range?.start??new _r(0)}parentRange(e){const t=ps.project.elems.get(this.parentId);return t?.range??new xr(new _r(0),new _r(0))}*iterNotesAtRange(e,t){const n=ps.project.lists.get(this.parentId);if(n)for(const r of n.iterAtRange(t.displace(this.parentStart(e).negate())))yield r}valueAtY(e,t){const n=Math.max(0,Math.min(1,1-t/this.renderRect.h));return this.minValue+n*(this.maxValue-this.minValue)}yAtValue(e,t){return(1-(t-this.minValue)/(this.maxValue-this.minValue))*this.renderRect.h}pencilDrag(e){const t=Oo(e),n=this.parentStart(e),r=e.mouse.pointPrev.pos.x,o=e.mouse.point.pos.x,i=Math.min(r,o),a=Math.max(r,o);let s=ps.project;for(const r of this.iterNotesAtRange(e,t)){const t=e.selection.contains(r.id);if(0!=e.selection.size&&!t)continue;const o=yo(e,r.range.start.add(n));if(o>=i&&o<=a){const t=ll(r,{volumeDb:this.valueAtY(e,e.mouse.point.originTrackPos.y)});s=Ds(s,t),$r(Vs(ps.project,t.parentId).id,t.midiPitch,t.volumeDb,t.velocity)}}ps.project=s}render(e,t){const n=Oo(e),r=this.parentRange(e),o=r.start,i=yo(e,n.start),a=yo(e,n.end),s=yo(e,r.start),l=yo(e,r.end);t.fillStyle="#0004",t.fillRect(i,0,s-i,this.renderRect.h),t.fillRect(l,0,a-l,this.renderRect.h);for(let r=0;r<2;r++)for(const i of this.iterNotesAtRange(e,n)){const n=e.selection.contains(i.id),a=0==e.selection.size||n;0==r!=a&&this.renderMarkerStick(e,t,o,i.range,i.volumeDb,a)}}renderMarkerStick(e,t,n,r,o,i){const a=Math.floor(yo(e,r.start.add(n))),s=Math.floor(this.yAtValue(e,o));t.lineWidth=2,t.strokeStyle=t.fillStyle=i?No.editor.noteVelocityMarkerColor:No.editor.noteVelocityMarkerInactiveColor,t.beginPath(),t.moveTo(a,this.renderRect.h),t.lineTo(a,s+3),t.fillRect(a-3,s-3,6,6),t.stroke()}}var Oi=n(338),Ni=n(160),Bi=n.n(Ni);const Fi=function(e){function t(e,r,l,c,f){for(var h,p,m,g,b,S=0,_=0,x=0,I=0,C=0,A=0,D=m=h=0,O=0,N=0,B=0,F=0,L=l.length,q=L-1,U="",H="",V="",$="";O<L;){if(p=l.charCodeAt(O),O===q&&0!==_+I+x+S&&(0!==_&&(p=47===_?10:47),I=x=S=0,L++,q++),0===_+I+x+S){if(O===q&&(0<N&&(U=U.replace(d,"")),0<U.trim().length)){switch(p){case 32:case 9:case 59:case 13:case 10:break;default:U+=l.charAt(O)}p=59}switch(p){case 123:for(h=(U=U.trim()).charCodeAt(0),m=1,F=++O;O<L;){switch(p=l.charCodeAt(O)){case 123:m++;break;case 125:m--;break;case 47:switch(p=l.charCodeAt(O+1)){case 42:case 47:e:{for(D=O+1;D<q;++D)switch(l.charCodeAt(D)){case 47:if(42===p&&42===l.charCodeAt(D-1)&&O+2!==D){O=D+1;break e}break;case 10:if(47===p){O=D+1;break e}}O=D}}break;case 91:p++;case 40:p++;case 34:case 39:for(;O++<q&&l.charCodeAt(O)!==p;);}if(0===m)break;O++}if(m=l.substring(F,O),0===h&&(h=(U=U.replace(u,"").trim()).charCodeAt(0)),64===h){switch(0<N&&(U=U.replace(d,"")),p=U.charCodeAt(1)){case 100:case 109:case 115:case 45:N=r;break;default:N=M}if(F=(m=t(r,N,m,p,f+1)).length,0<j&&(b=s(3,m,N=n(M,U,B),r,T,E,F,p,f,c),U=N.join(""),void 0!==b&&0===(F=(m=b.trim()).length)&&(p=0,m="")),0<F)switch(p){case 115:U=U.replace(k,a);case 100:case 109:case 45:m=U+"{"+m+"}";break;case 107:m=(U=U.replace(y,"$1 $2"))+"{"+m+"}",m=1===R||2===R&&i("@"+m,3)?"@-webkit-"+m+"@"+m:"@"+m;break;default:m=U+m,112===c&&(H+=m,m="")}else m=""}else m=t(r,n(r,U,B),m,c,f+1);V+=m,m=B=N=D=h=0,U="",p=l.charCodeAt(++O);break;case 125:case 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n=-e.trackScroll+(0==e.tracks.length?0:e.drag.trackInsertionBefore>=e.tracks.length?e.tracks[e.tracks.length-1].renderRect.y2:e.tracks[e.drag.trackInsertionBefore].renderRect.y);t.strokeStyle=No.editor.selectionCursorColor,t.lineWidth=3,t.beginPath(),t.moveTo(0,n+.5),t.lineTo(e.renderRect.w,n+.5),t.stroke(),t.restore()}if(t.save(),t.beginPath(),t.rect(e.trackHeaderW,0,e.renderRect.w-e.trackHeaderW,e.renderRect.h),t.clip(),e.cursor.visible){const n=e.cursor.time1.min(e.cursor.time2),r=e.cursor.time1.max(e.cursor.time2);Si(e,t,n,!1),Si(e,t,r,!0)}Nr.playing&&function(e,t,n){const 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if(Do(e),r||So(e),e.mouse.point.pos.x>e.trackHeaderW){if(e.mouse.action=a?so.SelectRect:so.SelectCursor,e.cursor.visible=!a,Po(e,e.mouse.point.time,e.mouse.point.time),e.cursor.rectY1=e.cursor.rectY2=e.mouse.point.trackPos.y,e.cursor.trackIndex1=e.cursor.trackIndex2=e.mouse.point.trackIndex,l){const t=Mo(e,e.mouse.point.time,e.mouse.point.trackIndex,e.mouse.point.trackIndex);Po(e,t,t),go(e,t)}Hr(e.cursor.time1)}}(r,0!=e.button),bi(r,o,!0),a!==ps.project&&gs(),l(),s(r),i.commit()},d=r=>{const o=i.ref.current;o.mouse.down&&r.preventDefault(),n(t,r);const a=ps.project;(function(t){if(t.mouse.down){if(t.mouse.down=!1,t.mouse.action==so.DragTrackHeader)!function(e){if(e.drag.trackInsertionBefore<0)return;if(e.drag.trackInsertionBefore<e.tracks.length&&e.selection.has(e.tracks[e.drag.trackInsertionBefore].projectTrackId))return;let t=ps.project;const n=[];for(const r of e.tracks)if(e.selection.has(r.projectTrackId)&&!n.find((e=>e.id==r.projectTrackId))){const e=t.tracks.find((e=>e.id==r.projectTrackId));e&&n.push(e)}for(const e of n)t=js(t,e,!0);let r=t.tracks.length;if(e.drag.trackInsertionBefore<e.tracks.length){const n=e.tracks[e.drag.trackInsertionBefore].projectTrackId;r=t.tracks.findIndex((e=>e.id==n))}for(const e of n.reverse())t=js(t,e,!1,r);ps.project=t,ps.project=t}(t);else if(t.mouse.action==so.Pencil)for(let e=0;e<t.tracks.length;e++)t.tracks[e].pencilComplete(t);else t.mouse.action==so.Pan&&function(t){var n;if(t.hover&&t.drag.xLocked&&t.drag.yLocked&&(xo(t,t.hover,!1),t.hover)){const r=(new Date).getTime()-t.mouse.downDate.getTime(),o=()=>{!function(e,t,n,r,o){const i=ac(e,t,1,1,void 0);pc(nc.state),i.ephemeral=!0,oc()}(Zl,{elemIds:[...t.selection]})};r<150?o():(n=()=>e.createElement(yi,null,function(t,n){const r=[];r.push(e.createElement(vi,{label:"Properties",onClick:n})),r.push(e.createElement(vi,{label:"Delete",onClick:()=>{Eo(t,t.selection),fs(),_s(),Ss("menuDelete")}}));const o=e=>{for(const n of t.selection){const 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s=0;s<t.elemsByTrack.length;s++){const l=t.elemsByTrack[s];for(const c of l){const l=e.tracks.slice(r+s).findIndex((e=>e.acceptedElemTypes.has(c.type)));if(l<0)continue;const u=e.tracks[r+s+l];a=Math.max(a,r+s+l);const d=Ws(t.project,c.parentId,c.range).subtract(o.start).displace(n),f=Ks(i,u.parentId,d),h=i.nextId;i=qs(t.project,c,i),i=Ds(i,{...c,id:h,parentId:u.parentId,range:f}),Io(e,h)}}const s=n.add(o.duration);Po(e,s,s),Ro(e,r,a),go(e,s),ps.project=Fs(i),ps.project=ps.project,jo(e)}(e),_s(),Ss("copy"));break;case"arrowright":case"arrowleft":!function(e,t){const n=e.keysDown.has(No.editor.keyDisplaceFast),r=e.keysDown.has(No.editor.keyDisplaceCursor2),o=e.keysDown.has(No.editor.keyDisplaceStretch);if(Nr.playing){const r=e.timeSnap.multiplyByFloat((n?64:16)*(t?-1:1));Hr(Nr.playTime.add(r)),Ur(!0)}else if(e.cursor.visible&&(0==e.selection.size||r)){const o=e.timeSnap.multiplyByFloat((n?16:1)*(t?-1:1));if(Do(e),r){const t=e.cursor.time2.add(o);Po(e,null,t),So(e),Co(e),go(e,t),Hr(t)}else{const n=e.cursor.time1.min(e.cursor.time2),r=e.cursor.time1.max(e.cursor.time2),i=(t?n:r).add(o);Po(e,i,i),go(e,i),Hr(i)}}else{const r=e.timeSnap.multiplyByFloat((n?16:1)*(t?-1:1)),i=_o(e);let a=!1;Ko(e,(t=>{if("track"==t.type)return t;let n=t.range;if(o&&i){const e=Ws(ps.project,t.parentId,t.range);n=Ks(ps.project,t.parentId,e.stretch(r,i.start,i.end))}else n=t.range.displace(r);return!t.range.duration.isZero()&&n.duration.isZero()?t:(a||("note"==t.type?(a=!0,e.insertion.nearMidiPitch=t.midiPitch,e.insertion.duration=n.duration):"chord"==t.type&&(a=!0,e.insertion.duration=n.duration)),ll(t,{range:n}))}));const s=_o(e)||new xr(new _r(0),new _r(0)),l=t&&!o?s.start:s.end;e.cursor.visible=!1,Po(e,l,l),go(e,l),e.needsKeyFinish=!0}}(e,"arrowleft"===n),Ss("keyDown_move");break;case"arrowup":case"arrowdown":Yo(e,"arrowup"===n,!1),Ss("keyDown_move");break;case".":case">":case",":case"<":Yo(e,"."===n||">"===n,!0),Ss("keyDown_move");break;case"1":case"2":case"3":case"4":case"5":case"6":case"7":!function(e,t){const n=e.cursor.time1.min(e.cursor.time2),r=e.tracks[e.cursor.trackIndex1],o=(r.projectTrackId,Ns(ps.project,0,n));if(r instanceof ji){const r=o.midiForDegree(t);let i=[0];i.push(o.midiForDegree(t+2)-r),i.push(o.midiForDegree(t+4)-r);const a=Wo.kindFromPitches(i);!function(e,t,n){Do(e);const r=e.tracks[e.cursor.trackIndex1];if(!(r instanceof ji))return;const o=new xr(t,t.add(e.insertion.duration)),i=kl(r.projectTrackId,o,n);let a=ps.project;const s=a.nextId;a=Ds(a,i),a=Fs(a),ps.project=a,e.cursor.visible=!1,Po(e,o.end,o.end),go(e,o.end),So(e),Io(e,s),Wr(r.projectTrackId,n,0,1),jo(e)}(e,n,new Wo(r,a,0,[]))}else if(r instanceof Pi){const r=function(e,t){Do(e);const n=e.tracks[e.cursor.trackIndex1];if(!(n instanceof Pi))return null;let r=t.add(new _r(4));const o=ps.project.lists.get(n.projectTrackId);if(o)for(const e of o.iterAtRange(new xr(t,r)))r=r.min(e.range.start);if(r.compare(t)<=0)return null;const i=wl(n.projectTrackId,new xr(t,r));let a=ps.project;const s=a.nextId;return a=Ds(a,i),a=Fs(a),ps.project=a,go(e,t),So(e),Io(e,s),jo(e),s}(e,n);if(!r)return;po(e),e.mode=co.NoteBlock,e.modeNoteBlockId=r,ho(e),function(e,t){const n=e.tracks.findIndex((e=>e.parentId===t));n<0||(e.cursor.trackIndex1=e.cursor.trackIndex2=n)}(e,r),zo(e,n,o.chromaForDegree(t))}else zo(e,n,o.chromaForDegree(t))}(e,n.charCodeAt(0)-"1".charCodeAt(0)),_s(),Ss("keyDown_insert");break;case"h":Qo(e,0);break;case"j":Qo(e,1);break;case"k":Qo(e,2);break;case"l":Qo(e,3);break;case";":case":":Qo(e,4)}})(i.ref.current,t,e.key.toLowerCase()),n!==ps.project&&gs(),l(),i.commit()},p=e=>{var t,n;t=i.ref.current,n=e.key.toLowerCase(),t.keysDown.delete(n)},m=e=>{fo(i.ref.current),i.commit(),l(!0)},g=e=>{ho(i.ref.current),i.commit(),l(!0)},y=e=>{const t=i.ref.current;mo(t,0),function(e){e.trackScroll=-40,e.trackScrollLocked=!0,e.timeScroll=-2.5,e.timeScale=100,e.timeSnap=new _r(1,8),e.timeSnapBase=new _r(1,16)}(t),fo(t),ho(t),i.commit(),l(!0)};return t.addEventListener("mousedown",u),t.addEventListener("wheel",f),t.addEventListener("contextmenu",r),window.addEventListener("mousemove",c),window.addEventListener("mouseup",d),window.addEventListener("keydown",h),window.addEventListener("keyup",p),window.addEventListener("timelineRewind",m),window.addEventListener("timelineRefresh",g),window.addEventListener("timelineReset",y),()=>{t.removeEventListener("mousedown",u),t.removeEventListener("wheel",f),t.removeEventListener("contextmenu",r),window.removeEventListener("mousemove",c),window.removeEventListener("mouseup",d),window.removeEventListener("keydown",h),window.removeEventListener("keyup",p),window.removeEventListener("timelineRewind",m),window.removeEventListener("timelineRefresh",g),window.removeEventListener("timelineReset",y)}}),[o.current]);const u=0==i.ref.current.tracks.length?0:i.ref.current.tracks[i.ref.current.tracks.length-1].renderRect.y2,d=()=>{let e=ps.project;e=js(e,cl()),ps.project=e,_s(),Ss("addTrack"),gs(),window.dispatchEvent(new Event("timelineRefresh"))},f=window.devicePixelRatio||1;return e.useMemo((()=>e.createElement("div",{ref:n,style:{width:"100%",height:"100%",position:"relative",overflow:"hidden"}},e.createElement("canvas",{ref:o,style:{width:"100%",height:"100%"}}),e.createElement("div",{style:{position:"absolute",left:0,top:(u-i.ref.current.trackScroll)/f,width:i.ref.current.trackHeaderW/f,height:100,boxSizing:"border-box",padding:"1em 1em",userSelect:"none",pointerEvents:"none",display:"flex",justifyContent:"center",alignItems:"start"}},e.createElement(us,{onClick:d,style:{padding:"0.5em 1em"}},"+")))),[ps.project.tracks,i.ref.current.tracks,i.ref.current.trackScroll])}function fs(){window.dispatchEvent(new Event("timelineRefresh"))}function hs(){window.dispatchEvent(new Event("timelineReset"))}let ps=null;const ms=zr();function gs(){ms.notifyObservers()}function ys(e){ps.project=e,ps.savedProject=e,ks(),gs(),hs()}function vs(e){ps.curFileHandleForSave=e,gs()}function ws(){ps.savedProject=ps.project,gs()}function bs(){return ps.project!==ps.savedProject}function ks(){ps.undoStack=[{tag:"new",project:ps.project}],ps.undoIndex=0}function Ss(e){ps.project!==ps.undoStack[ps.undoIndex].project&&(ps.undoStack=ps.undoStack.slice(0,ps.undoIndex+1),e===ps.undoStack[ps.undoStack.length-1].tag&&(ps.undoStack=ps.undoStack.slice(0,ps.undoStack.length-1)),ps.undoStack.push({tag:e,project:ps.project}),ps.undoIndex=ps.undoStack.length-1,Is(ps.project))}function _s(){ps.undoStack[ps.undoStack.length-1].tag=""}let xs=new Date;function Is(e){const t=new Date;t.getTime()-xs.getTime()<1e4||(xs=t,function(e){const t=Tl(e);window.localStorage.setItem("autosave",t)}(e))}class Cs{static find(e,t){let n=-1,r=e.length;for(;1+n<r;){const o=n+(r-n>>1);t(e[o])<=0?r=o:n=o}return r}static findExact(e,t,n){let r=Cs.find(e,n);for(;r<e.length;){if(e[r]===t)return r;r+=1}return null}static findPreviousOrEqual(e,t){if(0==e.length)return null;const n=Cs.find(e,t);return n<e.length&&0==t(e[n])?n:n>0?n-1:null}static findPreviousNotEqual(e,t){if(0==e.length)return null;const n=Cs.find(e,t);return n>0?n-1:null}static findNextNotEqual(e,t){if(0==e.length)return null;let n=Cs.find(e,t);for(;n<e.length&&0==t(e[n]);)n+=1;return n<e.length?n:null}static*iterEqual(e,t){let n=Cs.find(e,t);for(;n<e.length&&0==t(e[n]);)yield n,n+=1}}var Es=n(327),Ts=n.n(Es);class Ps{start;elems;constructor(e){this.start=e,this.elems=[]}}class Rs{idMap;buckets;bucketFn;constructor(){this.idMap=Sr.Map(),this.buckets=[],this.bucketFn=e=>e.asFloat()}clone(){let e=new Rs;return e.idMap=this.idMap,e.buckets=this.buckets,e.bucketFn=this.bucketFn,e}clear(){return Object.assign(new Rs,{bucketFn:this.bucketFn})}_ensureBucketsAtRange(e){let t=[...this.buckets];0==this.buckets.length&&(t=[new Ps(0)]);const n=this.bucketFn(e.start);for(;n<t[0].start;)t=[new Ps(t[0].start-1),...t];const r=this.bucketFn(e.end);for(;r>=t[t.length-1].start+1;){const e=new Ps(t[t.length-1].start+1);t=[...t,e]}const o=this.clone();return o.buckets=t,o}*_iterBucketIndicesAtRange(e){const t=this.bucketFn(e.start),n=this.bucketFn(e.end);let r=Cs.find(this.buckets,(e=>t-e.start));for(r>0&&t<this.buckets[r-1].start+1&&(r-=1);!(r>=this.buckets.length||this.buckets[r].start>n);)yield r,r+=1}get size(){return this.idMap.size}update(e){return this.idMap.get(e.id)?this.upsert(e):this}upsert(e){let t=this._ensureBucketsAtRange(e.range);t=t.removeById(e.id,!1);for(const n of t._iterBucketIndicesAtRange(e.range)){t.buckets[n]=Object.assign({},t.buckets[n]);const r=Cs.find(t.buckets[n].elems,(t=>e.range.start.compare(t.range.start)));t.buckets[n].elems=[...t.buckets[n].elems.slice(0,r),e,...t.buckets[n].elems.slice(r)]}return t.idMap=t.idMap.set(e.id,e),t}upsertMany(e){let t=this;for(const n of e)t=t.upsert(n);return t}removeById(e,t=!0){let n=this;const r=this.idMap.get(e);if(r){n=this.clone(),n.buckets=[...n.buckets];for(const e of n._iterBucketIndicesAtRange(r.range)){const t=Cs.findExact(n.buckets[e].elems,r,(e=>r.range.start.compare(e.range.start)));null!==t&&(n.buckets[e]=Object.assign({},n.buckets[e]),n.buckets[e].elems=[...n.buckets[e].elems.slice(0,t),...n.buckets[e].elems.slice(t+1)])}t&&(n.idMap=n.idMap.delete(e))}return n}findById(e){return this.idMap.get(e)}*iterAll(){for(const e of this.buckets)for(const t of e.elems){const n=this.bucketFn(t.range.start);n>=e.start&&n<e.start+1&&(yield t)}}*iterAtRange(e){let t=!0;for(const n of this._iterBucketIndicesAtRange(e)){const r=this.buckets[n];for(const n of r.elems){const o=this.bucketFn(n.range.start);e.overlapsRange(n.range)&&(t||o>=r.start&&o<r.start+1)&&(yield n)}t=!1}}*iterAtPoint(e){const t=xr.fromPoint(e,!0,!0);for(const e of this.iterAtRange(t))yield e}*iterActiveAtRangePairwise(e){if(0==this.idMap.size)return void(yield[null,null]);let t=this.findPrevious(e.start);for(;;){const n=this.findNextNotEqual(t?.range.end??e.start);if(yield[t,n],!n)break;t=n}}*iterAllPairwise(){if(0==this.idMap.size)return void(yield[null,null]);let e=null;for(const t of this.iterAll())yield[e,t],e=t;yield[e,null]}getTotalRange(){let e=null,t=null;for(const t of this.buckets)if(t.elems.length>0){e=t.elems[0];break}for(let e=this.buckets.length-1;e>=0;e--){for(const n of this.buckets[e].elems)(!t||n.range.end.compare(t.range.end)>0)&&(t=n);if(t)break}return e&&t?e.range.merge(t.range):null}findFirst(){for(const e of this.iterAll())return e;return null}findActiveAt(e){let t=null;for(const n of this.iterAll()){if(n.range.start.compare(e)>0)break;t=n}return t}findPreviousAnchor(e){let t=null;const n=this.bucketFn(e);for(let r=Math.min(this.buckets.length-1,Cs.find(this.buckets,(e=>n-e.start)));r>=0&&!(t&&this.bucketFn(t)>this.buckets[r].start+1);r--)for(const n of this.buckets[r].elems)n.range.start.compare(e)<0&&(null===t||n.range.start.compare(t)>0)&&(t=n.range.start),n.range.end.compare(e)<0&&(null===t||n.range.end.compare(t)>0)&&(t=n.range.end);return t}findPrevious(e){let t=null,n=null;for(const r of this.iterAll()){const o=r.range;o.end.compare(e)>0||(null==n||o.end.compare(n)>0)&&(t=r,n=o.end)}return t}findPreviousDeletionAnchor(e){const t=this.findPrevious(e);if(!t)return null;const n=t.range;if(0!=n.end.compare(e))return n.end;let r=n.start;for(const e of this.iterAll()){const t=e.range;0==t.end.compare(n.end)&&t.start.compare(r)>0&&(r=t.start)}return r}findNextNotEqual(e){let t=null,n=null;for(const r of this.iterAll()){const o=r.range;o.end.compare(e)<=0||(null==n||o.end.compare(n)<0)&&(t=r,n=o.end)}return t}static test(){let e=new Rs;Ts().deepEqual([...e.iterAll()],[]),Ts().deepEqual(e.getTotalRange(),null);const t={id:1,range:new xr(new _r(2,4),new _r(6,4))},n={id:2,range:new xr(new _r(0,4),new _r(3,4))},r={id:3,range:new xr(new _r(-3,4),new _r(11,4))},o={id:4,range:new xr(new _r(12,4),new _r(16,4))},i={id:5,range:new xr(new _r(5,4),new _r(13,4))},a={id:1,range:new xr(new _r(6,4),new _r(11,4))};e=e.upsert(t),Ts().deepEqual([...e.iterAll()],[t]),Ts().deepEqual([...e.iterAtRange(t.range)],[t]),Ts().deepEqual(e.getTotalRange(),t.range),e=e.upsert(n),Ts().deepEqual([...e.iterAll()],[n,t]),Ts().deepEqual([...e.iterAtRange(t.range)],[n,t]),Ts().deepEqual([...e.iterAtRange(n.range)],[n,t]),Ts().deepEqual(e.getTotalRange(),n.range.merge(t.range)),e=e.upsert(r),Ts().deepEqual([...e.iterAll()],[r,n,t]),Ts().deepEqual([...e.iterAtRange(t.range)],[r,n,t]),Ts().deepEqual([...e.iterAtRange(n.range)],[r,n,t]),Ts().deepEqual([...e.iterAtRange(r.range)],[r,n,t]),Ts().deepEqual(e.getTotalRange(),r.range.merge(t.range)),e=e.upsert(o),Ts().deepEqual([...e.iterAll()],[r,n,t,o]),Ts().deepEqual([...e.iterAtRange(t.range)],[r,n,t]),Ts().deepEqual([...e.iterAtRange(n.range)],[r,n,t]),Ts().deepEqual([...e.iterAtRange(r.range)],[r,n,t]),Ts().deepEqual([...e.iterAtRange(o.range)],[o]),Ts().deepEqual(e.getTotalRange(),r.range.merge(o.range)),e=e.upsert(i),Ts().deepEqual([...e.iterAll()],[r,n,t,i,o]),Ts().deepEqual([...e.iterAtRange(t.range)],[r,n,t,i]),Ts().deepEqual([...e.iterAtRange(n.range)],[r,n,t]),Ts().deepEqual([...e.iterAtRange(r.range)],[r,n,t,i]),Ts().deepEqual([...e.iterAtRange(o.range)],[i,o]),Ts().deepEqual([...e.iterAtRange(i.range)],[r,t,i,o]),Ts().deepEqual(e.getTotalRange(),r.range.merge(o.range)),e=e.upsert(a),Ts().deepEqual([...e.iterAll()],[r,n,i,a,o]),Ts().deepEqual([...e.iterAtRange(t.range)],[r,n,i]),Ts().deepEqual([...e.iterAtRange(n.range)],[r,n]),Ts().deepEqual([...e.iterAtRange(r.range)],[r,n,i,a]),Ts().deepEqual([...e.iterAtRange(o.range)],[i,o]),Ts().deepEqual([...e.iterAtRange(i.range)],[r,i,a,o]),Ts().deepEqual([...e.iterAtRange(a.range)],[r,i,a]),Ts().deepEqual(e.getTotalRange(),r.range.merge(o.range)),console.log("ListOfRanges tests passed")}}const Ms=2520;function As(){return{nextId:1,range:new xr(new _r(0),new _r(4)),baseBpm:120,tracks:[],lists:Sr.Map(),elems:Sr.Map(),keyChangeTrackId:-1,meterChangeTrackId:-1,chordTrackId:-1}}function js(e,t,n=!1,r=-1){let o=e.nextId,i=e.tracks;if(t.id<0&&(t=ll(t,{id:o}),o++),n){const e=i.findIndex((e=>e.id===t.id));e>=0&&(i=[...i.slice(0,e),...i.slice(e+1)])}else{const e=i.findIndex((e=>e.id===t.id));i=e<0?r<0?[...i,t]:[...i.slice(0,r),t,...i.slice(r)]:[...i.slice(0,e),t,...i.slice(e+1)]}let a=e.elems;return a=n?a.delete(t.id):a.set(t.id,t),{...e,nextId:o,elems:a,tracks:i}}function Ds(e,t){let n=e.nextId;t.id<0&&(t=ll(t,{id:n}),n++);const r=e.elems.get(t.id);if(r&&r.parentId!=t.parentId){if(t.parentId<0){let o=e.lists.get(r.parentId)||new Rs;o=o.removeById(r.id);let i=e.elems.delete(t.id),a=e.lists.set(r.parentId,o);return{...e,nextId:n,elems:i,lists:a}}{let o=e.lists.get(r.parentId)||new Rs;o=o.removeById(r.id);let i=e.lists.get(t.parentId)||new Rs;i=i.upsert(t);let a=e.elems.set(t.id,t),s=e.lists.set(r.parentId,o).set(t.parentId,i);return{...e,nextId:n,elems:a,lists:s}}}{let r=e.lists.get(t.parentId)||new Rs;r=r.upsert(t);let o=e.elems.set(t.id,t),i=e.lists.set(t.parentId,r);return{...e,nextId:n,elems:o,lists:i}}}function zs(e){return e.keyChangeTrackId}function Os(e){return e.meterChangeTrackId}function Ns(e,t,n){const r=zs(e),o=e.lists.get(r);if(!o)return Gs();const i=o.findActiveAt(n);if(i)return i.key;const a=o.findFirst();return a?a.key:Gs()}function Bs(e,t,n){const r=Os(e),o=e.lists.get(r);if(!o)return null;const i=o.findActiveAt(n);if(i)return i;return o.findFirst()||null}function Fs(e){let t=new xr(new _r(0),new _r(4));for(const n of e.tracks){const r=e.lists.get(n.id);r&&(t=t.merge(r.getTotalRange()))}return 0==t.start.compare(e.range.start)&&0==t.end.compare(e.range.end)?e:{...e,range:t}}function Ls(e,t,n){const r=e.elems.get(t);return r&&r.type==n?r:null}function qs(e,t,n){const r={...t};r.id=-1;const o=n.nextId;n=Ds(n,r);const i=e.lists.get(t.id);if(i)for(const t of i.iterAll()){const r={...t};r.parentId=o,n=qs(e,r,n)}return n}function Us(e,t,n){const r=e,o=Ws(r,t.parentId,t.range);return o.overlapsRange(n)?Hs(r,e=Ds(e,ll(t,{parentId:-1})),t.parentId,t,new _r(0),n,o):e}function Hs(e,t,n,r,o,i,a){const s=e.lists.get(r.id),l=Ws(e,r.parentId,r.range);if(!l.overlapsRange(a))return t;for(const a of l.iterSlices(i)){const c=ll(r,{id:-1,parentId:n,range:Ks(e,r.parentId,a).subtract(o)}),u=t.nextId;if(t=Ds(t,c),s){const n=a.start.subtract(l.start);for(const r of s.iterAll())t=Hs(e,t,u,r,n,i,a)}}return t}function Vs(e,t){for(;;){const n=e.elems.get(t);if(!n)return null;if("track"==n.type)return n;t=n.parentId}}function $s(e,t,n){for(;;){const r=e.elems.get(t);if(!r)return n;if("track"==r.type)return n;n=n.add(r.range.start),t=r.parentId}}function Ws(e,t,n){for(;;){const r=e.elems.get(t);if(!r)return n;if("track"==r.type)return n;n=n.displace(r.range.start),t=r.parentId}}function Ks(e,t,n){for(;;){const r=e.elems.get(t);if(!r)return n;if("track"==r.type)return n;n=n.subtract(r.range.start),t=r.parentId}}function Ys(e,t){let n=null;for(const r of t){const t=e.elems.get(r);if(!t)continue;if("track"==t.type)continue;const o=Ws(e,t.parentId,t.range);n=xr.merge(n,o)}return n}function Qs(e,t){const n=e.baseBpm/4/60;return t.subtract(e.range.start).asFloat()/n*1e3}function Gs(){return Ho.parse("C Major")}function Xs(){return new Vo(4,4)}let Js=null,Zs=[],el=null,tl=null;function*nl(e,t){!function(e){const t=Os(e),n=ps.project.lists.get(t);if(n===Js)return;if(Js=n,Zs=[],!n)return;let r=0;for(const[e,t]of n.iterAllPairwise()){if(e||(el=t),t||(tl=e),!e||!t)continue;const n=e,o=t;let i=0;for(const[e,t,a,s]of n.meter.iterMeasuresPairwise(n.range.start)){if(o&&a.compare(o.range.start)>=0)break;Zs.push({num:r,numLocal:i,time1:a,time2:s.min(o?o.range.start:s),meterCh:n}),r++,i++}}}(e);const n=Cs.findPreviousOrEqual(Zs,(e=>t.start.compare(e.time1)));if(null===n&&el){let e=el.range.start,n=0;for(;e.compare(t.start)>0;)e=e.subtract(el.meter.fullCycleDuration),n--;for(;e.compare(el.range.start)<0;){const r=e.add(el.meter.fullCycleDuration);r.compare(t.start)>=0&&(yield{meterCh:el,num:n,numLocal:n,time1:e,time2:r}),e=r,n++}}let r=-1,o=n||0;for(;!(o>=Zs.length);){const e=Zs[o];if(e.time1.compare(t.end)>=0)break;yield e,r=e.num,o++}if(tl){let e=r+1,n=tl.range.start;for(;n.compare(t.end)<0;){const r=n.add(tl.meter.fullCycleDuration);r.compare(t.start)>=0&&(yield{meterCh:tl,num:e,numLocal:e,time1:n,time2:r}),n=r,e++}}}function rl(e,t){return 128==e?"🥁":t<=7?"🎹":t<=15?"🔔":t<=23?"💨":t<=31||t<=39?"🎸":t<=47||t<=55?"🎻":t<=63?"🎺":t<=71?"🎷":t<=79?"✏️":t<=87||t<=95||t<=103?"🕹️":t<=111?"🪕":t<=119?"🥁":t<=127?"🔊":"🎹"}const ol=-30,il=0,al=0,sl=-4;function ll(e,t){return{...e,...t}}function cl(){return{type:"track",trackType:"notes",id:-1,parentId:0,range:xr.dummy(),name:"",volumeDb:al,mute:!1,solo:!1,instrument:dl()}}function 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e=this.readByte()<<24|this.readByte()<<16|this.readByte()<<8|this.readByte();return e<0?4294967296+e:e}readUInt32LE(){let e=this.readByte(),t=this.readByte(),n=this.readByte(),r=this.readByte()<<24|n<<16|t<<8|e;return r<0?4294967296+r:r}readInt16BE(){let e=this.readUInt16BE();return 0==(32768&e)?e:-(65536-e)}readInt32BE(){let e=this.readUInt32BE();return 0==(2147483648&e)?e:-(4294967296-e)}readFloat32(){let e=this.readByte(),t=this.readByte(),n=this.readByte(),r=this.readByte(),o=new ArrayBuffer(4),i=new DataView(o);return i.setUint8(0,e),i.setUint8(1,t),i.setUint8(2,n),i.setUint8(3,r),i.getFloat32(0)}readAsciiLength(e){let t="";for(let n=0;n<e;n++)t+=String.fromCharCode(this.readByte());return t}readAsciiZeroTerminated(){let e="";for(;;){let t=this.readByte();if(0==t)break;e+=String.fromCharCode(t)}return e}}class _l{bytes;head;constructor(){this.bytes=[],this.head=0}getBytes(){return this.bytes}getLength(){return this.bytes.length}seek(e){for(;e>this.bytes.length;)this.bytes.push(0);this.head=e}writeByte(e){this.bytes[this.head]=255&e,this.head+=1}writeSByte(e){e>=0?this.writeByte(e):this.writeByte(256+e)}writeBytes(e){for(let t=0;t<e.length;t++)this.writeByte(e[t])}writeUInt16BE(e){this.writeByte(e>>8),this.writeByte(e>>0)}writeUInt24BE(e){this.writeByte(e>>16),this.writeByte(e>>8),this.writeByte(e>>0)}writeUInt32BE(e){this.writeByte(e>>24),this.writeByte(e>>16),this.writeByte(e>>8),this.writeByte(e>>0)}writeInt16BE(e){e>=0?this.writeUInt16BE(e):this.writeUInt16BE(65536+e)}writeInt32BE(e){e>=0?this.writeUInt32BE(e):this.writeUInt32BE(4294967296+e)}writeFloat32(e){let t=new DataView(new ArrayBuffer(4));t.setFloat32(0,e),this.writeByte(t.getUint8(0)),this.writeByte(t.getUint8(1)),this.writeByte(t.getUint8(2)),this.writeByte(t.getUint8(3))}writeAsciiLength(e,t){for(let n=0;n<Math.min(e.length,t);n++)this.writeByte(e.charCodeAt(n));for(let n=e.length;n<t;n++)this.writeByte(0)}writeAscii(e){for(let t=0;t<e.length;t++)this.writeByte(e.charCodeAt(t))}}class xl{static fromBytes(e){let t={},n=new Sl(e);return xl.readHeader(n,t),xl.readTracks(n,t),t}static readHeader(e,t){if("MThd"!=e.readAsciiLength(4))throw"invalid midi header magic";if(t.headerLength=e.readUInt32BE(),t.format=e.readUInt16BE(),t.trackNum=e.readUInt16BE(),t.timeDivisionRaw=e.readUInt16BE(),t.timeDivisionFormat=0!=(32768&t.timeDivisionRaw),t.timeDivisionFormat)throw"unsupported time division format";t.ticksPerQuarterNote=32767&t.timeDivisionRaw,e.seek(8+t.headerLength)}static readTracks(e,t){t.tracks=[];for(let n=0;n<t.trackNum;n++)t.tracks.push(xl.readTrack(e,t))}static readTrack(e,t){if("MTrk"!=e.readAsciiLength(4))throw"invalid midi track magic";let n={length:e.readUInt32BE(),events:[]},r=-1,o=0,i=e.getPosition();for(;e.getPosition()<i+n.length;){const{event:i,code:a,midiTime:s}=xl.readTrackEvent(e,t,o,r);r=a,o=s,n.events.push(i)}return e.seek(i+n.length),n}static readTrackEvent(e,t,n,r){const o=n+this.readVarLengthUInt(e);let i=0;i=0==(128&e.peekByte())?r:e.readByte();const a={tick:_r.fromFloat(o/t.ticksPerQuarterNote/4,27720)};let s;if(i>=128&&i<=239){let t=[];t=i>=192&&i<=223?e.readBytes(1):e.readBytes(2),s=this.decodeChannelVoiceEvent(a,i,t)}else if(i>=240&&i<=254){const t=this.readVarLengthUInt(e);s={...a,kind:"unknown",code:i,metaCode:null,rawData:e.readBytes(t)}}else{if(255!=i)throw"invalid track event code 0x"+i.toString(16);{const t=e.readByte(),n=this.readVarLengthUInt(e),r=e.readBytes(n);s=this.decodeMetaEvent(a,t,r)}}return{event:s,code:i,midiTime:o}}static decodeChannelVoiceEvent(e,t,n){const r=128==(240&t),o=176==(240&t),i=192==(240&t);if(r||144==(240&t)){const o=15&t,i=n[0],a=n[1];return r||0==n[1]?{...e,kind:"noteOff",channel:o,key:i,velocity:a}:{...e,kind:"noteOn",channel:o,key:i,velocity:a}}if(o){const r={7:"channelVolumeCoarse",39:"channelVolumeFine"};return{...e,kind:"controller",channel:15&t,controllerNumber:n[0],controllerValue:n[1],controllerName:r[n[0]]||"unknown"}}return i?{...e,kind:"programChange",channel:15&t,program:n[0]}:{...e,kind:"unknown",code:t,metaCode:null,rawData:n}}static decodeMetaEvent(e,t,n){let r=new Sl(n);if(3==t){const t=r.readAsciiLength(r.getLength());return{...e,kind:"trackName",name:t}}if(47==t)return{...e,kind:"endOfTrack"};if(81==t){const t=r.readUInt24BE();return{...e,kind:"setTempo",bpm:6e7/t}}if(88==t){const t=r.readByte(),n=Math.pow(2,r.readByte()),o=r.readByte(),i=r.readByte();return{...e,kind:"setTimeSignature",numerator:t,denominator:n,ticks:o,quarterNoteTicks:i}}if(89==t){const t=r.readSByte(),n=r.readByte();return{...e,kind:"setKeySignature",accidentals:t,scale:n}}if(127==t){const t=r.readAsciiLength(r.getLength());return{...e,kind:"sequencerSpecific",text:t}}return{...e,kind:"unknown",code:255,metaCode:t,rawData:n}}static readVarLengthUInt(e){let t=0;for(;;){let n=e.readByte();if(t=(t<<7)+(127&n),0==(128&n))break}return t}}class Il{static encode(e){var t=new _l;Il.encodeHeader(t,e);for(const n of e.tracks)Il.encodeTrack(t,e,n);return new Uint8Array(t.bytes)}static encodeHeader(e,t){e.writeAscii("MThd"),e.writeUInt32BE(6),e.writeUInt16BE(1),e.writeUInt16BE(t.tracks.length),e.writeUInt16BE(32767&t.ticksPerQuarterNote)}static encodeTrack(e,t,n){e.writeAscii("MTrk");const r=e.head;e.writeUInt32BE(0);let o=0;n.events.sort(((e,t)=>e.tick.compare(t.tick)));for(const r of n.events){const n=Math.floor(4*r.tick.asFloat()*t.ticksPerQuarterNote),i=Math.max(0,n-o);switch(o=n,Il.writeVarLengthUInt(e,i),r.kind){case"noteOff":e.writeByte(128|15&r.channel),e.writeByte(127&r.key),e.writeByte(127&r.velocity);break;case"noteOn":e.writeByte(144|15&r.channel),e.writeByte(127&r.key),e.writeByte(127&r.velocity);break;case"programChange":e.writeByte(192|15&r.channel),e.writeByte(127&r.program);break;case"controller":e.writeByte(176|15&r.channel),e.writeByte(r.controllerNumber),e.writeByte(r.controllerValue);break;case"setTempo":e.writeByte(255),e.writeByte(81),e.writeByte(3),e.writeUInt24BE(6e7/r.bpm);break;case"endOfTrack":e.writeByte(255),e.writeByte(47),e.writeByte(0)}}const i=e.head;e.seek(r),e.writeUInt32BE(i-r-4),e.seek(i)}static writeVarLengthUInt(e,t){let n=[];for(;;){const e=127&t;if(t>>=7,n.push(e),0==t)break}for(let t=n.length-1;t>=0;t--)e.writeByte((0!==t?128:0)|n[t])}}function Cl(e,t){const n=new Map;for(const r of e){const e=t(r);let o=n.get(e);o?o.push(r):(o=[r],n.set(e,o))}return[...n.values()]}function El(e){const t=[],n=new _r(1);for(;e.length>0;){const r=e.pop();let o=r.range;const i=new Set;for(i.add(r);;){const t=e.findIndex((e=>e.range.grow(n).overlapsRange(o)));if(t<0)break;const r=e[t];i.add(r),o=o.merge(r.range),e.splice(t,1)}t.push({notes:[...i],range:o})}return t}function Tl(e){let t="";t+="{\n",t+='"version": 1,\n',t+=`"baseBpm": ${e.baseBpm},\n`,t+='"tracks": [\n';let n=!0;for(const r of e.tracks){n||(t+=",\n"),n=!1,t+="\t{\n",t+=`\t"id": ${JSON.stringify(r.id)},\n`,t+=`\t"name": ${JSON.stringify(r.name)},\n`,t+=`\t"type": ${JSON.stringify(r.type)},\n`,t+=`\t"trackType": ${JSON.stringify(r.trackType)},\n`,t+=`\t"mute": ${JSON.stringify(r.mute)},\n`,t+=`\t"solo": ${JSON.stringify(r.solo)},\n`,"notes"!=r.trackType&&"chords"!=r.trackType||(t+=`\t"volumeDb": ${JSON.stringify(r.volumeDb)},\n`,t+=`\t"instrument": ${JSON.stringify(r.instrument)},\n`),t+='\t"elems": [\n';let o=!0;for(const n of e.lists.get(r.id)?.iterAll()??[])o||(t+=",\n"),t+=Pl(2,e,n,new _r(0)),o=!1;t+="\n",t+="\t]\n",t+="\t}"}return t+="\n]\n",t+="}",t}function Pl(e,t,n,r){const o=n.range.displace(r).quantize(Ms);let i="\t".repeat(e);switch(i+="[",i+=`${JSON.stringify(n.type)}`,i+=`, ${JSON.stringify(n.id)}`,i+=`, ${JSON.stringify(o.toJson(Ms))}`,n.type){case"note":i+=`, ${JSON.stringify([n.midiPitch,Cr(n.volumeDb,1e3),Cr(n.velocity,1e3)])}`;break;case"chord":i+=`, ${JSON.stringify([n.chord.rootChroma,Wo.kinds[n.chord.kind].id,n.chord.inversion])}`;break;case"keyChange":i+=`, ${JSON.stringify(n.key.str)}`;break;case"meterChange":i+=`, ${JSON.stringify(n.meter.str)}`;break;default:i+=", []"}const a=t.lists.get(n.id);if(a){i+=", [\n";let r=!0;for(const o of a.iterAll())r||(i+=",\n"),i+=Pl(e+1,t,o,n.range.start),r=!1;i+="\n",i+="\t".repeat(e),i+="]"}return i+="]",i}function Rl(e){console.log("jsonImport",e);let t=As();t.baseBpm=e.baseBpm;for(const n of e.tracks){let e;switch(n.trackType){case"notes":e=cl(),e.instrument=n.instrument,e.volumeDb=n.volumeDb;break;case"chords":e=ul(),e.instrument=n.instrument,e.volumeDb=n.volumeDb;break;case"keyChanges":e=ml();break;case"meterChanges":e=gl()}e.name=n.name,e.mute=n.mute,e.solo=n.solo;const r=t.nextId;t=js(t,e),"keyChanges"==e.trackType?t.keyChangeTrackId=r:"meterChanges"==e.trackType?t.meterChangeTrackId=r:"chords"==e.trackType&&(t.chordTrackId=r);for(const e of n.elems){const n={ref:t};Ml(n,r,e,new _r(0)),t=n.ref}}return console.log("project",t),Fs(t)}function Ml(e,t,n,r){const o=xr.fromJson(n[2]).subtract(r).quantize(Ms);let i;switch(n[0]){case"note":i=bl(t,o,n[3][0],n[3][1],n[3][2]);break;case"chord":i=kl(t,o,new Wo(n[3][0],Wo.kindFromId(n[3][1]),n[3][2],[]));break;case"keyChange":i=vl(t,o.start,Ho.parse(n[3]));break;case"meterChange":i=yl(t,o.start,Vo.parse(n[3]));break;case"noteBlock":i=wl(t,o);break;case"track":throw"invalid json"}const a=e.ref.nextId;if(e.ref=Ds(e.ref,i),n[4])for(const t of n[4])Ml(e,a,t,o.start)}const Al=cs.div`
+    width: 100%;
+    background-color: ${e=>e.prefs.ui.windowPanelColor};
+    border-bottom: 1px solid #888;
+`,jl=cs.button`
+    font-family: inherit;
+    color: #fff;
+    border: 1px solid transparent;
+    border-radius: 0.25em;
+    background-color: transparent;
+    padding: 0em 0.25em;
+    margin: 0.5em 0.25em;
+    cursor: pointer;
+    outline: none;
+
+    &:hover
+    {
+        background-color: #2f3136;
+        border: 1px solid #fff;
+    }
+`;function Dl(){const t=lc();t.setTitle("Timeline"),t.setPreferredSize(600,450);const n=r((()=>uo()));!function(e,t){let r=nc.contentIdToData.get(e);r||(r={},nc.contentIdToData.set(e,r)),(e=>{e.timelineState=n})(r)}(t.contentId);const o=e.useMemo((()=>[...n.ref.current.modeStack.map((e=>e.mode)),n.ref.current.mode].map(((t,r)=>{const o=(e=>{switch(e){case co.Project:return"Project Root";case co.NoteBlock:return"Note Block"}})(t);return e.createElement(e.Fragment,{key:r},0==r?null:" > ",e.createElement(jl,{onClick:()=>{return e=r,mo(n.ref.current,e),n.commit(),void window.dispatchEvent(new Event("timelineRefresh"));var e}},o))}))),[n.update,n.ref.current.modeStack.length]);return e.createElement("div",{style:{width:"100%",height:"100%",boxSizing:"border-box",display:"grid",gridTemplate:"auto 1fr / 1fr",justifyContent:"start",justifyItems:"start"}},e.createElement(Al,{prefs:No},o),e.createElement(ds,{state:n}))}function zl(t){return e.createElement("button",{onClick:t.onClick,disabled:t.disabled,style:{cursor:"pointer",border:"1px solid #888",backgroundColor:"#000",color:"#fff",fontFamily:"inherit",padding:"0.25em 0.75em"}},t.label)}function Ol(t){return e.createElement("div",{style:{display:"grid",gridTemplate:"auto / auto",gridAutoFlow:t.column?"row":"column",maxWidth:"min-content",maxHeight:"min-content",minWidth:0,minHeight:0,backgroundColor:"#000"}},t.items.map(((n,r)=>{return e.createElement("button",{key:r,onClick:()=>t.onChange(n,r),style:{border:"1px solid #888",borderTop:t.column&&0!=r?0:"1px solid #888",borderLeft:t.column||0==r?"1px solid #888":0,backgroundColor:(o=n.value,(t.multiple&&Array.isArray(t.selected)?t.selected.some((e=>e==o)):t.selected==o)?n.bkgColor||"#444":"#000"),color:"#fff",fontFamily:"inherit",padding:n.width?"0.25em 0":"0.25em 0.75em",width:n.width}},n.label);var o})))}function Nl(t){const n=e.useRef(null);return e.useEffect((()=>{Ai(n.current.getContext("2d"),0,0,60,50,t.chord,t.theoryKey)}),[t.theoryKey,t.chord]),e.createElement("button",{onClick:t.onClick,style:{margin:0,marginRight:"0.25em",padding:0,border:0,backgroundColor:"transparent"}},e.createElement("canvas",{ref:n,width:60,height:50,style:{width:"60px",height:"50px",borderRadius:"0.25em"}}))}const Bl=cs.input`
+    background-color: #000;
+    color: #fff;
+    border: 1px solid #888;
+    border-radius: 0.5em;
+    padding: 0.5em 0.5em;
+`;function Fl(t){return e.createElement(Bl,{type:t.type??"text",value:t.value??"",placeholder:null===t.value?"---":void 0,onChange:e=>t.onChange?.(e.target.value),style:{...t.style,width:t.width}})}const Ll=cs.button`
+    width: 100%;
+    border: 0;
+    padding: 0.25em 0.5em;
+    text-align: left;
+    font-family: inherit;
+    color: #fff;
+    background-color: ${e=>e.selected?"#08f":e=>e.active?"#840":"#000"};
+`;function ql(t){const[n,r]=e.useState(1),o=e.useRef(null),i=e.useMemo((()=>t.items.map(((n,r)=>e.createElement(Ll,{key:r,onClick:()=>t.onChange?.(n,r),active:t.active===n.value,selected:t.selected===n.value},n.label)))),[t.items,t.active,t.selected]);return e.useLayoutEffect((()=>{const e=new ResizeObserver((e=>{for(const t of e){const e=Math.max(1,Math.floor(t.contentRect.width/150));r(e);break}}));return e.observe(o.current),()=>e.unobserve(o.current)}),[o.current]),e.createElement("div",{ref:o,style:{backgroundColor:"#000",color:"#fff",border:"1px solid #888",overflowY:"auto"}},e.createElement("div",{style:{display:"grid",gridTemplate:"repeat("+Math.ceil(t.items.length/n)+", auto) / repeat("+n+", 1fr)",gridAutoFlow:"column",margin:0,padding:0,minWidth:0,minHeight:0,justifyItems:"stretch",...t.style}},i))}function Ul(t){const n=null!==t.selected;return e.createElement("select",{value:t.selected,onChange:e=>{if(!n&&0==e.target.selectedIndex)return;const r=e.target.selectedIndex-(n?0:1);let o=0;for(const e of t.items)if(e.subitems)for(const n of e.subitems)o==r&&t.onChange?.(n,r),o++;else o==r&&t.onChange?.(e,r),o++},style:{display:"inline-block",backgroundColor:"#000",color:"#fff",border:"1px solid #888",padding:"0.25em 0.25em",fontFamily:"inherit",...t.style}},n?null:e.createElement("option",{value:""},"---"),t.items.map(((t,n)=>t.subitems?e.createElement("optgroup",{key:n,label:t.label},t.subitems.map(((t,n)=>e.createElement("option",{key:n,value:t.value},t.label)))):e.createElement("option",{key:n,value:t.value},t.label))))}cs.input`
+    background-color: transparent;
+    color: #fff;
+    border: 1px solid #888;
+    border-radius: 0.5em;
+    margin: 0 0.5em;
+    padding: 0.5em 0.5em;
+`;const Hl=(function(e){for(var t=arguments.length,n=new Array(t>1?t-1:0),r=1;r<t;r++)n[r-1]=arguments[r];var o=Ya.apply(void 0,[e].concat(n)).join(""),i=Ja(o);return new Fa(i,o)})`
+    0%
+    {
+        transform: translate(-320px, 0);
+        /*background-position-x: -80px;*/
+    }
+    100%
+    {
+        transform: translate(-240px, 0);
+        /*background-position-x: 0px;*/
+    }
+`,Vl=cs.div`
+    position: relative;
+    width: 200%;
+    height: ${e=>e.thickness}px;
+    outline: none;
+    background-color: transparent;
+    background-size: calc(100% + 640px) 100%;
+    background-repeat: repeat;
+    background-image: repeating-linear-gradient(-30deg,
+        ${e=>e.color1},
+        ${e=>e.color1} ${e=>e.size}px,
+        ${e=>e.color2} ${e=>e.size+1}px,
+        ${e=>e.color2} ${e=>2*e.size-1}px,
+        ${e=>e.color1} ${e=>2*e.size}px);
+    animation-name: ${Hl};
+    animation-duration: 0.75s;
+    animation-iteration-count: infinite;
+    animation-timing-function: linear;
+`;function $l(t){const n=100*(void 0===t.progress?1:t.progress),r="polygon(0% -10%, "+n+"% -10%, "+n+"% 100%, 0% 100%)";return t.floating?e.createElement("div",{style:{position:"absolute",width:"100%",height:"8px",zIndex:1,overflow:"hidden",clipPath:r}},e.createElement(Vl,{thickness:8,size:20,color1:"#444",color2:"#888"})):e.createElement("div",{style:{width:"100%",height:"8px",zIndex:1,overflow:"hidden",backgroundColor:"#000",border:"1px solid #888"}},e.createElement("div",{style:{width:"100%",height:"8px",overflow:"hidden",clipPath:r}},e.createElement(Vl,{thickness:8,size:20,color1:"#444",color2:"#888"})))}function Wl(t){const n=t.getInstrument(),r=n?n.type:"sflib";return e.createElement("div",{style:{width:"100%",height:"100%",minWidth:"0",minHeight:"0",boxSizing:"border-box",display:"grid",gridTemplate:"auto 1fr / 1fr",gridGap:"0.5em 0.5em",justifyContent:"start",justifyItems:"start"}},e.createElement("div",null,e.createElement(Ul,{items:[{value:"sflib",label:"Soundfont Library"}],selected:r,onChange:e=>{return n=e.value,void t.setInstrument(fl(n));var n}})),"sflib"!=r?null:e.createElement(Kl,{data:t}))}function Kl(t){const n=t.data.getInstrument(),r=ro();if(!r)return null;const[o,i]=e.useState((()=>n?n.collectionId:"gm")),a=r.collectionsById.get(o),s=e.useMemo((()=>r.collections.map((e=>({value:e.id,label:e.name})))),[]),l=e.useMemo((()=>a.instruments.map((e=>({value:e.id,label:rl(e.midiBank,e.midiPreset)+" "+e.name})))),[a]);return e.createElement("div",{style:{display:"grid",gridTemplate:"auto 1fr / 14em 1fr",gridGap:"0.5em 0.5em",width:"100%",minHeight:0,height:"100%",boxSizing:"border-box"}},e.createElement("div",null,"Collection"),e.createElement("div",null,"Preset"),e.createElement(ql,{active:n?n.collectionId:null,selected:o,onChange:e=>i(e.value),items:s}),e.createElement(ql,{selected:n&&n.collectionId==o?n.instrumentId:null,onChange:e=>((e,n)=>{let r={type:"sflib",collectionId:e,instrumentId:n};t.data.setInstrument(r)})(a.id,e.value),items:l}))}function Yl(t){return lc().setTitle("Multiple Elements"),e.createElement("div",{style:{padding:"0.5em"}},[...t.elemTypes.entries()].map(((n,r)=>e.createElement("div",{key:r,style:{marginBottom:"0.25em"}},e.createElement("a",{onClick:()=>(e=>{const n=[];for(const r of t.elemIds){const t=ps.project.elems.get(r);t&&t.type===e&&n.push(t.id)}t.setElemIds(n)})(n[0]),style:{fontSize:"1.25em",marginBottom:"0.25em",cursor:"pointer",textDecoration:"underline"}},n[0],": ",n[1].toString()," selected")))))}function Ql(t){const n=lc(),r=[];for(const e of t.elemIds){const t=Ls(ps.project,e,"track");t&&r.push(t)}if(0==r.length)return null;n.setTitle(1==r.length?"Track":`${r.length} Tracks`);let o=r[0].name,i=hl(r[0]),a=pl(r[0]);for(const e of r)if(e.name!==o&&(o=null),hl(e)||(i=!1),hl(e)&&a){const t=pl(e);if(t.type!==a.type)a=null;else if("sflib"===t.type){const e=a;t.collectionId===e.collectionId&&t.instrumentId===e.instrumentId||(a=null)}}const s=e=>{for(const t of r){const n=e(t);console.log("InspectorTrack.modifyTracks",t,n),ps.project=js(ps.project,n)}gs(),window.dispatchEvent(new Event("timelineRefresh"))};return e.createElement("div",{style:{width:"100%",height:"100%",boxSizing:"border-box",padding:"1em",display:"grid",gridTemplate:"auto auto auto 1fr / 1fr",gridGap:"0.5em 0.5em",justifyContent:"start",justifyItems:"start",alignItems:"start"}},e.createElement("div",null,"Name"),e.createElement("div",null,e.createElement(Fl,{value:o,onChange:e=>{s((t=>ll(t,{name:e})))}})),i?e.createElement(e.Fragment,null,e.createElement("div",null,"Instrument"),e.createElement(Wl,{getInstrument:()=>a,setInstrument:e=>{s((t=>hl(t)?ll(t,{instrument:e}):t))}})):null)}function Gl(t){const n=lc(),r=[];for(const e of t.elemIds){const t=Ls(ps.project,e,"keyChange");t&&r.push(t)}if(0==r.length)return null;n.setTitle(1==r.length?"Key Change":`${r.length} Key Changes`);let o=r[0].key.tonic.letter,i=r[0].key.tonic.accidental,a=r[0].key.scale;for(const e of r)e.key.tonic.letter!==o&&(o=null),e.key.tonic.accidental!==i&&(i=null),a&&e.key.scale.id!==a.id&&(a=null);const s=null===o||null===i||null===a?null:Ho.fromTonicAndScale(new Fo(o,i),a),l=[0,1,2,3,4,5,6].map((e=>({label:Bo.letterToStr(e),value:e}))),c=[-1,0,1].map((e=>({label:0==e?"♮":Bo.accidentalToStr(e),value:e}))),u=qo.list.map((e=>({label:e.names[0],value:e.id}))),d=[0,1,2,3,4,5,6,7,8,9,10,11].map((e=>{const t=s??Ho.parse("C Major");return{label:t.nameForChroma(e).str,value:e,bkgColor:Bo.degreeToColor(t.degreeForChroma(e)),width:"2em"}})),f=s?[0,1,2,3,4,5,6].map((e=>(s??Ho.parse("C Major")).chromaForDegree(e))):[],h=e=>{for(const t of r){const n=e(t);console.log("InspectorKeyChange.modifyKeyChs",t,n),ps.project=Ds(ps.project,n)}gs(),window.dispatchEvent(new Event("timelineRefresh"))};return e.createElement("div",{style:{padding:"1em"}},e.createElement("div",{style:{display:"grid",gridTemplate:"auto auto auto 1em auto / auto",gridRowGap:"0.25em",gridColumnGap:"0.25em",justifyItems:"start",alignItems:"center",minWidth:0,maxWidth:"max-content"}},e.createElement("div",{style:{}},"Tonic"),e.createElement(Ol,{items:l,selected:o,onChange:e=>{h((t=>{const n=new Fo(e.value,t.key.tonic.accidental);return ll(t,{key:new Ho(n,t.key.scale)})}))}}),e.createElement("div",{style:{}},"Accidental"),e.createElement(Ol,{items:c,selected:i,onChange:e=>{h((t=>{const n=new Fo(t.key.tonic.letter,e.value);return ll(t,{key:new Ho(n,t.key.scale)})}))}}),e.createElement("div",{style:{}},"Scale"),e.createElement(Ul,{items:u,selected:a&&a.id,onChange:e=>{h((t=>{const n=qo.fromId(e.value);return ll(t,{key:new Ho(t.key.tonic,n)})}))}}),e.createElement("div",{style:{marginBottom:"1em"}}),e.createElement("div",{style:{}},"Pitches"),e.createElement(Ol,{multiple:!0,items:d,selected:f,onChange:()=>{}})))}function Xl(t){const n=lc(),r=[];for(const e of t.elemIds){const t=Ls(ps.project,e,"meterChange");t&&r.push(t)}if(0==r.length)return null;n.setTitle(1==r.length?"Meter Change":`${r.length} Meter Changes`);let o=r[0].meter.numerator,i=r[0].meter.denominator;for(const e of r)e.meter.numerator!==o&&(o=null),e.meter.denominator!==i&&(i=null);const a=[1,2,4,8,16,32,64].map((e=>({label:e.toString(),value:e}))),s=e=>{for(const t of r){const n=e(t);console.log("InspectorKeyChange.modifyMeterChs",t,n),ps.project=Ds(ps.project,n)}gs(),window.dispatchEvent(new Event("timelineRefresh"))};return e.createElement("div",{style:{padding:"1em"}},e.createElement("div",{style:{display:"grid",gridTemplate:"auto 1em auto / auto",gridRowGap:"0.25em",gridColumnGap:"0.25em",justifyItems:"start",alignItems:"center",minWidth:0,maxWidth:"max-content"}},e.createElement("div",{style:{}},"Meter"),e.createElement("div",null,e.createElement(Fl,{type:"number",value:o?o.toString():null,onChange:e=>{const t=parseInt(e);!isFinite(t)||t<=0||t>=1e3||s((e=>ll(e,{meter:new Vo(t,e.meter.denominator)})))},width:"3em"})," / ",e.createElement(Ul,{items:a,selected:i,onChange:e=>{const t=e.value;s((e=>ll(e,{meter:new Vo(e.meter.numerator,t)})))}}))))}function Jl(t){const n=lc(),[r,o]=e.useState(5),i=[];for(const e of t.elemIds){const t=Ls(ps.project,e,"chord");t&&i.push(t)}if(0==i.length)return null;n.setTitle(1==i.length?"Chord":`${i.length} Chords`);let a=i[0].chord,s=Ns(ps.project,i[0].parentId,i[0].range.start);for(const e of i)e.chord!==a&&(a=null);const l=[];Wo.kinds.map(((e,t)=>{l.push({label:(e.symbol[0]?"iv":"IV")+e.symbol[1]+(e.symbol[2]||"")+" - "+e.name,value:e.id})}));const c=[];if("number"==typeof r)for(let e=0;e<7;e++){const t=s.midiForDegree(e);let n=[0];n.push(s.midiForDegree(e+2)-t),n.push(s.midiForDegree(e+4)-t),r>=7&&n.push(s.midiForDegree(e+6)-t),r>=9&&n.push(s.midiForDegree(e+8)-t),r>=11&&n.push(s.midiForDegree(e+10)-t),r>=13&&n.push(s.midiForDegree(e+12)-t);const o=Wo.kindFromPitches(n),i=new Wo(t,o,0,[]);c.push({chord:i})}else for(let e=0;e<12;e++){const t=s.tonic.chroma+e,n=Wo.kindFromId(r),o=new Wo(t,n,0,[]);c.push({chord:o})}return e.createElement("div",{style:{padding:"1em"}},e.createElement("div",{style:{display:"grid",gridTemplate:"auto / auto",gridRowGap:"0.25em",gridColumnGap:"0.25em",justifyItems:"start",alignItems:"center",minWidth:0,maxWidth:"max-content"}},e.createElement(Ul,{items:[{label:"In key",subitems:[{label:"Triads",value:5},{label:"Seventh chords",value:7},{label:"Ninth chords",value:9},{label:"Eleventh chords",value:11},{label:"Thirteenth chords",value:13}]},{label:"By type",subitems:l}],selected:r,onChange:e=>o(e.value)}),e.createElement("div",{style:{display:"flex",flexWrap:"wrap",justifyItems:"start",alignItems:"center",minWidth:0,maxWidth:"100%"}},c.map(((t,n)=>e.createElement(Nl,{key:n,chord:t.chord,theoryKey:s,onClick:()=>{return e=t.chord,Wr(ps.project.chordTrackId,e,0,1),void(e=>{for(const t of i){const n=e(t);console.log("InspectorKeyChange.modifyChords",t,n),ps.project=Ds(ps.project,n)}gs(),window.dispatchEvent(new Event("timelineRefresh"))})((t=>ll(t,{chord:e})));var e}}))))))}function Zl(){const t=lc(),n=t.data,[r,o]=e.useState(n.elemIds),i=e.useMemo((()=>{const e=new Map;for(const t of r){const n=ps.project.elems.get(t);if(!n)continue;const r=e.get(n.type);void 0===r?e.set(n.type,1):e.set(n.type,r+1)}return e}),[r]);if(1!=i.size)return t.setPreferredSize(500,350),e.createElement(Yl,{elemIds:r,setElemIds:o,elemTypes:i});switch(i.keys().next().value){case"track":return t.setPreferredSize(900,500),e.createElement(Ql,{elemIds:r});case"keyChange":return t.setPreferredSize(500,350),e.createElement(Gl,{elemIds:r});case"meterChange":return t.setPreferredSize(500,350),e.createElement(Xl,{elemIds:r});case"chord":return t.setPreferredSize(500,350),e.createElement(Jl,{elemIds:r});default:return null}}function ec(e,t,n){for(var r=0;r<n.length;r++)e.setUint8(t+r,n.charCodeAt(r))}function tc(){const t=lc();t.setTitle("Render"),t.setPreferredSize(600,450);const[n,r]=e.useState(!1),[o,i]=e.useState(0);return e.createElement("div",{style:{width:"100%",height:"100%",boxSizing:"border-box",padding:"1em",display:"grid",gridTemplate:"auto / 1fr",justifyContent:"start",justifyItems:"start",alignContent:"start",gap:"0.5em"}},e.createElement("div",null,"Output Format"),e.createElement(Ul,{selected:"wav",items:[{label:".wav",value:"wav"}]}),e.createElement("div",null),e.createElement(zl,{label:"Render and Download",onClick:()=>{r(!0),i(0),(async()=>{try{const e=ps.project.range,t=await async function(e,t){const n=ps.project,r=Qs(n,e.start),o=1e3+Qs(n,e.end)-r,i=44100*Math.ceil(o/1e3);console.log("renderToBuffer","range",e,"durationMs",o,"sampleCount",i);const a=new Ar(!0,i,44100);await a.prepare(n),Xr(a,n,!0,0,e.start,e);const s=a.audioCtx;let l=null;for(s.startRendering().then((e=>l=e));!l;)t(s.currentTime/(o/1e3)),await Dr(.2);return await a.destroy(),t(1),await Dr(.2),l}(e,i),n=function(e,t){t=t||{};var n=e.numberOfChannels,r=e.sampleRate,o=t.float32?3:1,i=3===o?32:16;return function(e,t,n,r,o){var i=o/8,a=r*i,s=new ArrayBuffer(44+e.length*i),l=new DataView(s);return ec(l,0,"RIFF"),l.setUint32(4,36+e.length*i,!0),ec(l,8,"WAVE"),ec(l,12,"fmt "),l.setUint32(16,16,!0),l.setUint16(20,t,!0),l.setUint16(22,r,!0),l.setUint32(24,n,!0),l.setUint32(28,n*a,!0),l.setUint16(32,a,!0),l.setUint16(34,o,!0),ec(l,36,"data"),l.setUint32(40,e.length*i,!0),1===t?function(e,t,n){for(var r=0;r<n.length;r++,t+=2){const o=Math.max(-1,Math.min(1,n[r]));e.setInt16(t,32767*o,!0)}}(l,44,e):function(e,t,n){for(var r=0;r<n.length;r++,t+=4)e.setFloat32(t,n[r],!0)}(l,44,e),s}(2===n?function(e,t){const n=e.length+t.length,r=new Float32Array(n);let o=0,i=0;for(;o<n;)r[o++]=e[i],r[o++]=t[i],i++;return r}(e.getChannelData(0),e.getChannelData(1)):e.getChannelData(0),o,r,n,i)}(t);console.log("wavBuffer",n);const r=new Blob([n],{type:"octet/stream"}),o=window.URL.createObjectURL(r),a=document.createElement("a");a.setAttribute("href",o),a.setAttribute("download","song.wav"),a.style.display="none",document.body.appendChild(a),a.click(),document.body.removeChild(a)}catch(e){console.error(e),window.alert("An error occurred!\n\n"+e)}finally{r(!1),i(0)}})()},disabled:n}),e.createElement($l,{progress:o}))}cs.button`
+    font-family: inherit;
+    color: #fff;
+    border: 1px solid #888;
+    border-radius: 0.25em;
+    background-color: transparent;
+    padding: 0.5em 1em;
+    margin: 0.5em 0.25em;
+    cursor: pointer;
+    outline: none;
+
+    &:hover
+    {
+        background-color: #2f3136;
+        border: 1px solid #fff;
+    }
+
+    &:active
+    {
+        background-color: #222;
+        border: 1px solid #fff;
+    }
+`;let nc=null;const rc=zr();function oc(){rc.notifyObservers()}const ic={x:0,y:0};function ac(e,t,n,r,o){let i=nc.state;const a=nc.contentIdToComponent.size+1;nc.contentIdToComponent.set(a,e),nc.contentIdToData.set(a,t);const s=dc(i);return fc(0,s,a),s.rect=o?new ao(o.x2,o.y2,500,300):new ao(ic.x,ic.y,500,300),s.justOpenedAnchorRect=o??new ao(ic.x-15,ic.y-15,30,30),s.justOpenedAnchorAlignX=n??1,s.justOpenedAnchorAlignY=r??1,s.bugfixAppearOnTop=!0,nc.state.activePanel=s,oc(),s}window.addEventListener("mousemove",(e=>{ic.x=e.pageX,ic.y=e.pageY}));const sc=e.createContext(null);function lc(){return e.useContext(sc)}var cc,uc;function dc(e){const t={id:e.idNext++,floating:!0,bugfixAppearOnTop:!1,rect:new ao(0,0,0,0),windowIds:[],curWindowIndex:0,splitPanels:[],splitMode:cc.LeftRight,splitSize:.5,windowTitles:[],preferredFloatingSize:new ao(0,0,300,250),justOpened:!0,justOpenedAnchorRect:new ao(0,0,0,0),justOpenedAnchorAlignX:0,justOpenedAnchorAlignY:1,ephemeral:!1};return e.floatingPanels.push(t),t}function fc(e,t,n){t.windowIds.push(n),t.windowTitles.push(""),t.curWindowIndex=t.windowIds.length-1,t.ephemeral=!1}function hc(e,t,n){const r=t.windowIds.findIndex((e=>e===n));r<0||(t.windowIds.splice(r,1),t.windowTitles.splice(r,1),t.curWindowIndex=Math.max(0,Math.min(t.windowIds.length-1,t.curWindowIndex)))}function pc(e){for(var t=0;t<e.floatingPanels.length;t++)mc(e,e.floatingPanels[t]);gc(e)}function mc(e,t){for(var n=0;n<t.splitPanels.length;n++)yc(e,t.splitPanels[n]);t.ephemeral&&(t.windowIds=[],t.windowTitles=[],t.curWindowIndex=0)}function gc(e){yc(e,e.rootPanel);for(var t=0;t<e.floatingPanels.length;t++)yc(e,e.floatingPanels[t]);e.floatingPanels=e.floatingPanels.filter((e=>0!=e.windowIds.length||0!=e.splitPanels.length))}function yc(e,t){for(var n=0;n<t.splitPanels.length;n++)yc(e,t.splitPanels[n]);t.splitPanels=t.splitPanels.filter((e=>0!=e.windowIds.length||0!=e.splitPanels.length)),1==t.splitPanels.length&&Object.assign(t,t.splitPanels[0])}function vc(e,t,n,r){if(r==uc.Full||0==n.windowIds.length&&0==n.splitPanels.length){if(n.splitPanels.length>0)throw"invalid full docking into subdivided panel";for(const e of t.windowIds)fc(0,n,e);!function(e,t){t.floating||(t.floating=!0,e.activePanel=t,e.floatingPanels.push(t))}(e,t),t.windowIds=[],t.windowTitles=[],e.floatingPanels=e.floatingPanels.filter((e=>e!==t)),e.activePanel=n}else{if(r!=uc.Right&&r!=uc.Left&&r!=uc.Top&&r!=uc.Bottom)throw"invalid docking";{const o=r==uc.Right||r==uc.Left?cc.LeftRight:cc.TopBottom,i=r==uc.Bottom||r==uc.Right,a=[t],s=dc(e);s.windowIds=n.windowIds,s.windowTitles=n.windowTitles,s.curWindowIndex=n.curWindowIndex,s.splitMode=n.splitMode,s.splitPanels=n.splitPanels,s.splitSize=n.splitSize,n.windowIds=[],n.windowTitles=[],n.splitPanels=a,n.splitMode=o,n.splitSize=i?.75:.25,i?a.unshift(s):a.push(s),t.floating=!1,n.floating=!1,s.floating=!1,e.activePanel=t,e.floatingPanels=e.floatingPanels.filter((e=>e!==t&&e!==s))}}}function wc(e,t,n){t.rect.x=Math.max(n.x+10,Math.min(n.x2-10-t.rect.w,t.rect.x)),t.rect.y=Math.max(n.y+10,Math.min(n.y2-10-t.rect.h,t.rect.y))}function bc(e,t,n){const r=(t.x1+t.x2)/2,o=(t.y1+t.y2)/2;if(2==e.splitPanels.length){if(e.splitMode==cc.LeftRight){const r=t.x1+Math.round((t.x2-t.x1)*e.splitSize),o=t.withX2(r),i=t.withX1(r),a=t.withX1(r).withX2(r);bc(e.splitPanels[0],o,n),bc(e.splitPanels[1],i,n),n.dividers.push({panel:e,vertical:!1,rect:a,resizeMin:t.x1,resizeMax:t.x2})}else if(e.splitMode==cc.TopBottom){const r=t.y1+Math.round((t.y2-t.y1)*e.splitSize),o=t.withY2(r),i=t.withY1(r),a=t.withY1(r).withY2(r);bc(e.splitPanels[0],o,n),bc(e.splitPanels[1],i,n),n.dividers.push({panel:e,vertical:!0,rect:a,resizeMin:t.y1,resizeMax:t.y2})}}else{const i={panel:e,rect:t,floating:!1,zIndex:0};for(let t=0;t<e.windowIds.length;t++)n.windows.push({windowId:e.windowIds[t],tabIndex:t,panel:e,panelRect:i});n.panelRects.push(i),n.anchors.push({panel:e,x:r,y:o,mode:uc.Full,previewRect:t})}n.anchors.push({panel:e,x:t.x2-10,y:o,mode:uc.Right,previewRect:t.withX1(t.x1+3*(t.x2-t.x1)/4)}),n.anchors.push({panel:e,x:t.x1+10,y:o,mode:uc.Left,previewRect:t.withX2(t.x1+(t.x2-t.x1)/4)}),n.anchors.push({panel:e,x:r,y:t.y2-10,mode:uc.Bottom,previewRect:t.withY1(t.y1+3*(t.y2-t.y1)/4)}),n.anchors.push({panel:e,x:r,y:t.y1+10,mode:uc.Top,previewRect:t.withY2(t.y1+(t.y2-t.y1)/4)})}function kc(e,t){const n={panelRects:[],windows:[],dividers:[],anchors:[]};bc(e.rootPanel,t,n);for(let t=0;t<e.floatingPanels.length;t++){const r=e.floatingPanels[t],o={panel:r,rect:r.rect,floating:!0,zIndex:t+1};for(let e=0;e<r.windowIds.length;e++)n.windows.push({windowId:r.windowIds[e],tabIndex:e,panel:r,panelRect:o});n.panelRects.push(o),n.anchors.push({panel:r,x:r.rect.xCenter,y:r.rect.yCenter,mode:uc.Full,previewRect:r.rect})}return n}!function(e){e[e.LeftRight=0]="LeftRight",e[e.TopBottom=1]="TopBottom"}(cc||(cc={})),function(e){e[e.Full=0]="Full",e[e.Left=1]="Left",e[e.Right=2]="Right",e[e.Top=3]="Top",e[e.Bottom=4]="Bottom"}(uc||(uc={}));const Sc=cs.button`
+    pointer-events: auto;
+    color: #fff;
+    border: 1px solid #888;
+    border-radius: 0.5em;
+    background-color: #2f3136;
+    padding: 0.1em 0.3em;
+    cursor: pointer;
+    margin-left: 0.25em;
+    width: 1.5em;
+
+    &:hover
+    {
+        border: 1px solid #fff;
+    }
+
+    &:active
+    {
+        border: 1px solid #fff;
+        background-color: #000;
+    }
+`,_c=cs.div`
+    display: ${e=>e.isCurrentTab?"grid":"none"};
+    grid-template: 100% / 100%;
+
+    position: absolute;
+    box-sizing: border-box;
+
+    color: #fff;
+    text-align: left;
+
+    background-color: transparent;
+    border-radius: 0.5em;
+    overflow: hidden;
+`,xc=cs.div`
+    grid-row: 1;
+    grid-column: 1;
+    width: 100%;
+    height: 100%;
+`,Ic=cs.div`
+    width: ${e=>e.size}px;
+    height: ${e=>e.size}px;
+
+    grid-row: 1;
+    grid-column: 1;
+    align-self: end;
+    justify-self: end;
+
+    cursor: nwse-resize;
+    z-index: 1;
+`;function Cc(){const[t,n]=e.useState(new ao(0,0,0,0)),o=e.useRef(null);e.useLayoutEffect((()=>{const e=()=>{if(!o.current)return;const e=o.current.getBoundingClientRect();n(new ao(e.x,e.y,e.width,e.height))};return e(),window.addEventListener("resize",e),()=>window.removeEventListener("resize",e)}),[]);const i=e.useRef(null),a=e.useRef(null);a.current=t,i.current=e.useMemo((()=>kc(nc.state,t)),[t,rc.updateToken]),e.useEffect((()=>{const e=()=>{for(const e of nc.state.floatingPanels)if(e.justOpened){switch(e.justOpened=!1,e.rect.w=e.preferredFloatingSize.w,e.rect.h=e.preferredFloatingSize.h,e.justOpenedAnchorAlignX){case 0:e.rect.x=e.justOpenedAnchorRect.xCenter-e.rect.w/2;break;case 1:e.rect.x=e.justOpenedAnchorRect.x2;break;case-1:e.rect.x=e.justOpenedAnchorRect.x1-e.rect.w}switch(e.justOpenedAnchorAlignY){case 0:e.rect.y=e.justOpenedAnchorRect.yCenter-e.rect.h/2;break;case 1:e.rect.y=e.justOpenedAnchorRect.y2;break;case-1:e.rect.y=e.justOpenedAnchorRect.y1-e.rect.h}wc(nc.state,e,a.current),oc()}};return window.addEventListener("dockableRefreshPreferredSize",e),()=>window.removeEventListener("dockableRefreshPreferredSize",e)}),[]);const s=function(t,n){const o=r((()=>({mouseDown:!1,mouseDownPos:{x:0,y:0},mouseAction:Pc.None,mousePos:{x:0,y:0},mouseDragLocked:!0,grabbedPanel:null,grabbedTab:null,grabbedDivider:null,nearestAnchor:null}))),i=e=>({x:e.pageX,y:e.pageY}),a=(e,t)=>{const n=nc.state;0!=t.windowIds.length&&(n.activePanel=t),t.floating?n.floatingPanels.some((e=>e.bugfixAppearOnTop))?n.floatingPanels.forEach((e=>e.bugfixAppearOnTop=!1)):(n.floatingPanels=n.floatingPanels.filter((e=>e!==t)),n.floatingPanels.push(t),console.log("bringToFront",t,e.clickedEphemeral),t.ephemeral||e.clickedEphemeral||pc(n),oc()):oc()};e.useEffect((()=>{const e=e=>{const n=nc.state,r=o.ref.current,s=r.mousePos;if(r.mousePos=i(e),r.mouseDown)if(e.preventDefault(),r.mouseAction==Pc.ResizePanel)r.grabbedPanel.rect.w+=r.mousePos.x-s.x,r.grabbedPanel.rect.h+=r.mousePos.y-s.y;else if(r.mouseAction==Pc.ResizeDivider){const e=r.grabbedDivider;e.panel.splitSize=Math.max(.05,Math.min(.95,((e.vertical?r.mousePos.y:r.mousePos.x)-e.resizeMin)/(e.resizeMax-e.resizeMin)))}else if(r.mouseDragLocked){if((Math.abs(r.mousePos.x-r.mouseDownPos.x)>10||Math.abs(r.mousePos.y-r.mouseDownPos.y)>10)&&(r.mouseDragLocked=!1,r.mouseAction==Pc.MoveHeader)){if(null===r.grabbedTab||1==r.grabbedPanel.windowIds.length){if(!r.grabbedPanel.floating){const e=[...r.grabbedPanel.windowIds];for(const t of e)hc(0,r.grabbedPanel,t);r.grabbedPanel=dc(n);for(const t of e)fc(0,r.grabbedPanel,t);gc(n),r.grabbedPanel.rect=new ao(r.mousePos.x,r.mousePos.y,0,0),r.grabbedPanel.justOpenedAnchorRect=new ao(r.mousePos.x,r.mousePos.y,0,0),r.grabbedPanel.justOpenedAnchorAlignX=0,r.grabbedPanel.justOpenedAnchorAlignY=1}}else{const e=r.grabbedPanel.windowIds[r.grabbedTab];hc(0,r.grabbedPanel,e),r.grabbedPanel=dc(n),fc(0,r.grabbedPanel,e),gc(n),r.grabbedPanel.rect=new ao(r.mousePos.x,r.mousePos.y,0,0),r.grabbedPanel.justOpenedAnchorRect=new ao(r.mousePos.x,r.mousePos.y,0,0),r.grabbedPanel.justOpenedAnchorAlignX=0,r.grabbedPanel.justOpenedAnchorAlignY=1}a(e,r.grabbedPanel)}}else if(r.mouseAction==Pc.MoveHeader){let e=2500;r.nearestAnchor=null;for(const n of t.current.anchors){if(n.panel===r.grabbedPanel)continue;const t=n.x-r.mousePos.x,o=n.y-r.mousePos.y,i=t*t+o*o;i<e&&(e=i,r.nearestAnchor=n)}r.grabbedPanel.rect=r.grabbedPanel.rect.displace(r.mousePos.x-s.x,r.mousePos.y-s.y)}o.commit(),oc()},r=e=>{const t=o.ref.current,r=nc.state;t.mouseDown&&!t.mouseDragLocked&&(t.mouseAction==Pc.MoveHeader&&t.nearestAnchor&&vc(r,t.grabbedPanel,t.nearestAnchor.panel,t.nearestAnchor.mode),function(e,t){for(const n of e.floatingPanels)n.rect.x=Math.max(t.x+10-n.rect.w/2,Math.min(t.x2-10-n.rect.w/2,n.rect.x)),n.rect.y=Math.max(t.y+10,Math.min(t.y2-10-n.rect.h/2,n.rect.y))}(r,n.current)),t.mouseDown=!1,t.mouseAction=Pc.None,o.commit(),oc()};return window.addEventListener("mousemove",e),window.addEventListener("mouseup",r),()=>{window.removeEventListener("mousemove",e),window.removeEventListener("mouseup",r)}}),[]);return{grabbedPanel:o.ref.current.mouseDown?o.ref.current.grabbedPanel:null,showAnchors:o.ref.current.mouseDown&&!o.ref.current.mouseDragLocked&&o.ref.current.mouseAction==Pc.MoveHeader,draggingAnchor:o.ref.current.nearestAnchor,onPanelActivate:(e,t)=>{t.ephemeral&&(e.clickedEphemeral=!0),a(e,t)},onPanelHeaderMouseDown:(e,t)=>{e.preventDefault();const n=o.ref.current;n.grabbedPanel=t,n.grabbedTab=null,n.mouseDown=!0,n.mouseAction=Pc.MoveHeader,n.mouseDownPos=n.mousePos=i(e),n.mouseDragLocked=!0,o.commit(),a(e,t)},onPanelTabMouseDown:(e,t,n)=>{e.preventDefault(),e.stopPropagation(),t.curWindowIndex=n;const r=o.ref.current;r.grabbedPanel=t,r.grabbedTab=n,r.mouseDown=!0,r.mouseAction=Pc.MoveHeader,r.mouseDownPos=r.mousePos=i(e),r.mouseDragLocked=!0,o.commit(),oc(),a(e,t)},onPanelResize:(e,t)=>{e.preventDefault();const n=o.ref.current;n.grabbedPanel=t,n.grabbedTab=null,n.mouseDown=!0,n.mouseAction=Pc.ResizePanel,n.mouseDownPos=n.mousePos=i(e),n.mouseDragLocked=!0,o.commit(),a(e,t)},onDividerResize:(e,t)=>{e.preventDefault();const n=o.ref.current;n.grabbedDivider=t,n.mouseDown=!0,n.mouseAction=Pc.ResizeDivider,n.mouseDownPos=n.mousePos=i(e),n.mouseDragLocked=!0,o.commit()},onPanelTabClose:(e,t,n)=>{e.preventDefault();const r=nc.state;hc(0,t,t.windowIds[n]),gc(r),oc()}}}(i,a),l=No.ui.windowAnchorColor;return e.createElement("div",{ref:o,style:{width:"100%",height:"100%",backgroundColor:No.ui.windowVoidColor}},i.current.panelRects.map((t=>e.createElement(Tc,{key:t.panel.id,panelRect:t,mouseHandler:s}))),i.current.windows.map((t=>{const n=nc.contentIdToComponent?nc.contentIdToComponent.get(t.windowId):null,r=nc.contentIdToData?nc.contentIdToData.get(t.windowId):null;return e.createElement(_c,{key:t.windowId,onMouseDown:e=>s.onPanelActivate(e,t.panel),isCurrentTab:t.panel.curWindowIndex==t.tabIndex,style:{left:t.panelRect.rect.x+4,top:t.panelRect.rect.y+30,width:t.panelRect.rect.w-8,height:t.panelRect.rect.h-30-4,zIndex:3*t.panelRect.zIndex+1,contain:"strict"}},e.createElement(sc.Provider,{value:{panel:t.panel,contentId:t.windowId,data:r,setTitle:e=>{t.panel.windowTitles[t.tabIndex]!=e&&window.requestAnimationFrame((()=>{t.panel.windowTitles[t.tabIndex]=e,oc()}))},setPreferredSize:(e,n)=>{t.tabIndex!=t.panel.curWindowIndex||e==t.panel.preferredFloatingSize.w&&n==t.panel.preferredFloatingSize.h||window.requestAnimationFrame((()=>{t.panel.preferredFloatingSize=new ao(0,0,e,n),oc(),t.panel.justOpened&&window.dispatchEvent(new Event("dockableRefreshPreferredSize"))}))}}},e.createElement(xc,null,n?e.createElement(n):null)),t.panel.floating?e.createElement(Ic,{onMouseDown:e=>s.onPanelResize(e,t.panel),size:20}):null)})),i.current.dividers.map((t=>e.createElement("div",{onMouseDown:e=>s.onDividerResize(e,t),style:{width:(t.rect.w||6)+"px",height:(t.rect.h||6)+"px",position:"absolute",left:t.rect.x-3+"px",top:t.rect.y-3+"px",cursor:t.vertical?"ns-resize":"ew-resize",zIndex:1}}))),s.showAnchors&&s.draggingAnchor?e.createElement("div",{style:{position:"absolute",left:s.draggingAnchor.previewRect.x1+"px",top:s.draggingAnchor.previewRect.y1+"px",width:s.draggingAnchor.previewRect.x2-s.draggingAnchor.previewRect.x1-1+"px",height:s.draggingAnchor.previewRect.y2-s.draggingAnchor.previewRect.y1-1+"px",backgroundColor:No.ui.windowOverlayColor,zIndex:1e3}}):null,s.showAnchors?i.current.anchors.map(((t,n)=>t.panel==s.grabbedPanel?null:e.createElement("div",{key:n,style:{position:"absolute",left:t.x-5+"px",top:t.y-5+"px",width:"0px",height:"0px",borderTop:"5px solid "+(t.mode==uc.Bottom||t.mode==uc.Full?l:"transparent"),borderBottom:"5px solid "+(t.mode==uc.Top||t.mode==uc.Full?l:"transparent"),borderLeft:"5px solid "+(t.mode==uc.Right||t.mode==uc.Full?l:"transparent"),borderRight:"5px solid "+(t.mode==uc.Left||t.mode==uc.Full?l:"transparent"),zIndex:1001}}))):null)}const Ec=cs.div`
+    background-color: ${e=>e.prefs.ui.windowPanelColor};
+    border-radius: 0.5em;
+    box-sizing: border-box;
+    width: 100%;
+    height: 100%;
+
+    display: grid;
+    grid-template: auto 1fr / 1fr;
+    overflow: hidden;
+
+    border: 1px solid ${e=>e.prefs.ui.windowVoidColor};
+
+    &.active
+    {
+        border: 1px solid ${e=>e.prefs.ui.windowActiveBorderColor};
+    }
+`;function Tc(t){const n=t.panelRect,r=t.mouseHandler;return e.createElement("div",{key:n.panel.id,style:{position:"absolute",left:n.rect.x+"px",top:n.rect.y+"px",width:n.rect.w+"px",height:n.rect.h+"px",boxSizing:"border-box",contain:"strict",backgroundColor:No.ui.windowVoidColor,borderRadius:"0.5em",padding:"0.25em",zIndex:3*n.zIndex}},e.createElement(Ec,{className:nc.state.activePanel===n.panel?"active":void 0,onMouseDown:e=>r.onPanelActivate(e,n.panel),prefs:No},e.createElement("div",{onMouseDown:e=>r.onPanelHeaderMouseDown(e,n.panel),style:{backgroundColor:No.ui.windowVoidColor,textAlign:"left",gridRow:1,gridColumn:1,display:"grid",gridTemplate:`auto / repeat(${n.panel.windowIds.length}, auto) 1fr`,gridAutoFlow:"column"}},n.panel.windowIds.map(((t,o)=>e.createElement("div",{key:t,onMouseDown:e=>r.onPanelTabMouseDown(e,n.panel,o),onContextMenu:e=>e.preventDefault(),style:{display:"inline-block",gridRow:1,gridColumn:o+1,backgroundColor:n.panel.curWindowIndex==o?No.ui.windowPanelColor:No.ui.windowVoidColor,color:"#fff",padding:"0.25em 0.5em",marginRight:"0.25em",userSelect:"none",borderTopRightRadius:"0.5em",borderTopLeftRadius:"0.5em"}},n.panel.windowTitles[o]||"New Window",e.createElement(Sc,{onClick:e=>r.onPanelTabClose(e,n.panel,o)},"x")))))))}var Pc;function Rc(t){return e.createElement("div",{style:{backgroundColor:"#202225",display:"grid",gridTemplate:"1fr / auto",gridAutoFlow:"column",justifyContent:"start"}},t.children)}function Mc(t){const n=e.useRef((()=>t.children)),r=e.useRef(null),o=()=>{if(!t.children)return;const e=r.current.getBoundingClientRect();fi.rect=new ao(e.x,e.y,e.width,e.height),fi.elem=n.current,pi()},i=!!t.children&&fi.elem===n.current;return e.createElement("button",{className:"popupButton",ref:r,onClick:o,onMouseDown:o,style:{fontFamily:"inherit",padding:"0.5em 1em",border:0,outline:"none",backgroundColor:i?"#048":void 0}},t.label)}function Ac(){return e.createElement("div",{style:{padding:"0.1em",display:"grid",gridAutoFlow:"column",alignItems:"stretch",justifyItems:"start"}},e.createElement("button",{onClick:()=>Vr(),style:{width:"5em"}},Nr.playing?"■ Stop":"▶ Play"),e.createElement("button",{onClick:()=>{Ur(!1),window.dispatchEvent(new Event("timelineRewind"))},style:{width:"4em"}},"◀◀"),e.createElement("div",{style:{alignSelf:"center",color:"#fff",margin:"0 0.5em"}},"Base BPM:"),e.createElement("input",{type:"number",value:ps.project.baseBpm,onChange:e=>{ps.project={...ps.project,baseBpm:parseInt(e.target.value)},Ss("setBpm"),gs()},style:{width:"4em",backgroundColor:"transparent",color:"#fff",border:"1px solid #888",borderRadius:"0.5em",padding:"0 0.5em"}}))}function jc(){return e.useEffect((()=>{const e=e=>{const t=e.target;if(1!=t.files.length)return;let n=new FileReader;n.readAsArrayBuffer(t.files[0]),n.onload=()=>{Ur(!1),Zo(t.files[0].name,null,new Uint8Array(n.result))}},t=document.getElementById("inputOpenFile");return t.addEventListener("change",e),()=>{t.removeEventListener("change",e)}}),[]),e.useEffect((()=>{window.addEventListener("beforeunload",(e=>{if(bs())return e.preventDefault(),e.returnValue="",""}))}),[]),e.createElement(e.Fragment,null,e.createElement(Mc,{label:"File"},e.createElement(yi,null,e.createElement(vi,{command:ei}),e.createElement(vi,{command:ti}),e.createElement(wi,null),e.createElement(vi,{command:ri}),e.createElement(vi,{command:ni}),e.createElement(wi,null),e.createElement(vi,{command:oi}),e.createElement(vi,{command:ii}),e.createElement(vi,{command:ai}),e.createElement(wi,null),e.createElement(vi,{icon:"💿",label:"Render...",onClick:()=>{ac(tc,null)}}),e.createElement(vi,{command:si}))),e.createElement("input",{id:"inputOpenFile",type:"file",accept:".mid,.ttproj,.json,.txt",style:{display:"none"}}))}function Dc(){return e.createElement(e.Fragment,null,e.createElement(Mc,{label:"Edit"},e.createElement(yi,null,e.createElement(vi,{command:li}),e.createElement(vi,{command:ci}))))}function zc(){return e.createElement(e.Fragment,null,e.createElement(Mc,{label:"Window"},e.createElement(yi,null,e.createElement(vi,{label:"Timeline",onClick:()=>{ac(Dl,null)}}))))}!function(e){e[e.None=0]="None",e[e.MoveHeader=1]="MoveHeader",e[e.ResizePanel=2]="ResizePanel",e[e.ResizeDivider=3]="ResizeDivider"}(Pc||(Pc={}));let Oc=!1;function Nc(){Oc||(Oc=!0,No={ui:{windowAnchorColor:"#0bf",windowOverlayColor:"#fff4",windowVoidColor:"#202225",windowPanelColor:"#2f3136",windowActiveBorderColor:"#fff"},editor:{bkgColor:"#202225",bkgAlternateMeasureColor:"#1a1c1f",bkgInactiveOverlayColor:"#0008",trackVBorderColor:"#888",trackHBorderColor:"#888",selectionCursorColor:"#0af",selectionBkgColor:"#0248",playbackCursorColor:"#f00",trackSeparatorColor:"#aaa",measureColor:"#040404",submeasureColor:"#080808",halfSubmeasureColor:"#181818",measureLabelColor:"#aaa",octaveLabelColor:"#aaa",meterChangeColor:"#0cf",keyChangeColor:"#f0c",noteVelocityMarkerColor:"#0c4",noteVelocityMarkerInactiveColor:"#063",keyPan:" ",keyPencil:"a",keySelectMultiple:"control",keySelectRange:"shift",keySelectRect:"shift",keySelectClone:"alt",keyDisplaceCursor2:"shift",keyDisplaceFast:"control",keyDisplaceChromatically:"shift",keyDisplaceStretch:"shift",mouseDoubleClickThresholdMs:300,mouseDragXLockedDistance:10,mouseDragYLockedDistance:10,mouseEdgeScrollThreshold:10,mouseEdgeScrollSpeed:1}},function(){const e=function(){const e=window.localStorage.getItem("autosave");return e?Rl(JSON.parse(e)):null}()??function(){let e=As();const t=e.nextId;e.keyChangeTrackId=t,e=js(e,ml());const n=e.nextId;e.meterChangeTrackId=n,e=js(e,gl()),e=Ds(e,vl(t,new _r(0),Ho.parse("C Major"))),e=Ds(e,yl(n,new _r(0),new Vo(4,4)));const r=e.nextId;e.chordTrackId=r,e=js(e,ul()),e=Ds(e,kl(r,xr.fromStartDuration(new _r(0),new _r(1)),new Wo(0,0,0,[])));const o=e.nextId;e=js(e,cl());const i=e.nextId;e=Ds(e,wl(o,xr.fromStartDuration(new _r(0),new _r(4))));for(let t=0;t<16;t++)e=Ds(e,bl(i,xr.fromStartDuration(new _r(t,4),new _r(1,4)),60+t,0,1));return e}();ps={project:e,savedProject:e,curFileHandleForSave:null,undoStack:[{tag:"new",project:e}],undoIndex:0,copiedData:null}}(),Nr={synth:new Ar(!1),synthLoading:!1,playing:!1,firstPlayingFrame:!1,startTime:new _r(0),nextStartTime:new _r(0),playTimeFloat:0,playTimeFloatPrev:0,playTime:new _r(0),playTimePrev:new _r(0),refreshTimeMs:0,requestAnimationFrameId:0,requestAnimationFrameTimestamp:0,requestAnimationFrameDate:new Date,setIntervalId:0},function(){const e=new Map,t=new Map,n={idNext:2,rootPanel:{id:1,floating:!1,bugfixAppearOnTop:!1,rect:new ao(0,0,0,0),windowIds:[],curWindowIndex:0,splitPanels:[],splitMode:cc.LeftRight,splitSize:.5,windowTitles:[],preferredFloatingSize:new ao(0,0,300,250),justOpened:!1,justOpenedAnchorRect:new ao(0,0,0,0),justOpenedAnchorAlignX:0,justOpenedAnchorAlignY:1,ephemeral:!1},floatingPanels:[],activePanel:null},r=dc(n);fc(0,r,1),vc(n,r,n.rootPanel,uc.Full),console.log(n),e.set(1,Dl),nc={state:n,contentIdToComponent:e,contentIdToData:t}}(),fi={elem:null,rect:new ao(0,0,0,0)}),Or(ms),Or(Br),e.useEffect((()=>{Nr.synthLoading=!0,Br.notifyObservers(),Nr.synth.prepare(ps.project).then((()=>{Nr.synthLoading=!1,Br.notifyObservers()}))}),[ro(),Nr.playing,ps.project.tracks]),Or(rc),Or(hi);const[t,n]=e.useState("");return e.useEffect((()=>{(async()=>{const e=await fetch("build/build_version.txt"),t=await e.text();t.startsWith("v0-")&&n("v0."+t.match(".*?-(.*?)-")[1])})()}),[]),e.useEffect((()=>{window.addEventListener("keydown",(e=>{if(document.activeElement&&"INPUT"==document.activeElement.tagName)return;const t=e.key.toLowerCase();for(const n of di)if(n.shortcut&&(!n.isShortcutAvailable||n.isShortcutAvailable())&&(!n.isAvailable||n.isAvailable({})))for(const r of n.shortcut)if(!!r.ctrl===e.ctrlKey&&!!r.shift===e.shiftKey&&t===r.key)return n.func({}),e.preventDefault(),void e.stopPropagation()}))}),[]),e.createElement(e.Fragment,null,e.createElement("div",{style:{display:"grid",gridTemplate:"auto 1fr / 1fr",width:"100vw",height:"100vh"}},e.createElement(Rc,null,e.createElement(jc,null),e.createElement(Dc,null),e.createElement(zc,null),e.createElement(Ac,null),e.createElement("a",{href:"https://github.com/hlorenzi/theorytracker#how-to-use",style:{color:"#fff",alignSelf:"center",marginLeft:"1em",fontSize:"1.25em"}},"How to use the app"),e.createElement("span",{style:{color:"#aaa",alignSelf:"center",marginLeft:"1em"}},t)),Nr.synthLoading?e.createElement($l,{floating:!0}):null,e.createElement(Cc,null)),fi.elem?e.createElement(fi.elem,null):null)}document.body.onload=function(){const n=document.getElementById("divApp");t.createRoot(n).render(e.createElement(Nc,null))}})()})();
\ No newline at end of file
diff --git a/build/main.js.LICENSE.txt b/build/main.js.LICENSE.txt
new file mode 100644
index 0000000..d305432
--- /dev/null
+++ b/build/main.js.LICENSE.txt
@@ -0,0 +1,47 @@
+/**
+ * @license React
+ * react-dom.production.min.js
+ *
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+/**
+ * @license React
+ * react.production.min.js
+ *
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+/**
+ * @license React
+ * scheduler.production.min.js
+ *
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+/** @license React v16.13.1
+ * react-is.production.min.js
+ *
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+/** @license React v17.0.2
+ * react-is.production.min.js
+ *
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */