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wavesurfer.js

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wavesurfer.js - npm Package Compare versions

Comparing version 7.5.6 to 7.5.7

dist/dom.d.ts
dist/dom.js
dist/plugins/dom.d.ts

2

dist/plugins/envelope.esm.js

@@ -1,1 +0,1 @@

class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,o,n=3,s=0){if(!t)return()=>{};let r=()=>{};const l=l=>{if(l.button!==s)return;l.preventDefault(),l.stopPropagation();let h=l.clientX,a=l.clientY,u=!1;const d=o=>{o.preventDefault(),o.stopPropagation();const s=o.clientX,r=o.clientY,l=s-h,d=r-a;if(u||Math.abs(l)>n||Math.abs(d)>n){const o=t.getBoundingClientRect(),{left:n,top:c}=o;u||(null==i||i(h-n,a-c),u=!0),e(l,d,s-n,r-c),h=s,a=r}},c=()=>{u&&(null==o||o()),r()},p=t=>{u&&(t.stopPropagation(),t.preventDefault())},v=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",d),document.addEventListener("pointerup",c),document.addEventListener("pointerout",c),document.addEventListener("pointercancel",c),document.addEventListener("touchmove",v,{passive:!1}),document.addEventListener("click",p,{capture:!0}),r=()=>{document.removeEventListener("pointermove",d),document.removeEventListener("pointerup",c),document.removeEventListener("pointerout",c),document.removeEventListener("pointercancel",c),document.removeEventListener("touchmove",v),setTimeout((()=>{document.removeEventListener("click",p,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{r(),t.removeEventListener("pointerdown",l)}}const o={points:[],lineWidth:4,lineColor:"rgba(0, 0, 255, 0.5)",dragPointSize:10,dragPointFill:"rgba(255, 255, 255, 0.8)",dragPointStroke:"rgba(255, 255, 255, 0.8)"};class n extends t{constructor(t,e){super(),this.options=t,this.polyPoints=new Map;const o=e.clientWidth,n=e.clientHeight,s=document.createElementNS("http://www.w3.org/2000/svg","svg");s.setAttribute("width","100%"),s.setAttribute("height","100%"),s.setAttribute("viewBox",`0 0 ${o} ${n}`),s.setAttribute("preserveAspectRatio","none"),s.setAttribute("style","position: absolute; left: 0; top: 0; z-index: 4;"),s.setAttribute("part","envelope"),this.svg=s;const r=document.createElementNS("http://www.w3.org/2000/svg","polyline");r.setAttribute("points",`0,${n} ${o},${n}`),r.setAttribute("stroke",t.lineColor),r.setAttribute("stroke-width",t.lineWidth),r.setAttribute("fill","none"),r.setAttribute("part","polyline"),r.setAttribute("style",t.dragLine?"cursor: row-resize; pointer-events: stroke;":""),s.appendChild(r),e.appendChild(s),t.dragLine&&i(r,((t,e)=>{const{height:i}=s.viewBox.baseVal,{points:o}=r;for(let t=1;t<o.numberOfItems-1;t++){const n=o.getItem(t);n.y=Math.min(i,Math.max(0,n.y+e))}const n=s.querySelectorAll("ellipse");Array.from(n).forEach((t=>{const o=Math.min(i,Math.max(0,Number(t.getAttribute("cy"))+e));t.setAttribute("cy",o.toString())})),this.emit("line-move",e/i)})),s.addEventListener("dblclick",(t=>{const e=s.getBoundingClientRect(),i=t.clientX-e.left,o=t.clientY-e.top;this.emit("point-create",i/e.width,o/e.height)}));{let t;const e=()=>clearTimeout(t);s.addEventListener("touchstart",(i=>{1===i.touches.length?t=window.setTimeout((()=>{i.preventDefault();const t=s.getBoundingClientRect(),e=i.touches[0].clientX-t.left,o=i.touches[0].clientY-t.top;this.emit("point-create",e/t.width,o/t.height)}),500):e()})),s.addEventListener("touchmove",e),s.addEventListener("touchend",e)}}makeDraggable(t,e){i(t,e,(()=>t.style.cursor="grabbing"),(()=>t.style.cursor="grab"),1)}createCircle(t,e){const i=document.createElementNS("http://www.w3.org/2000/svg","ellipse"),o=this.options.dragPointSize/2;return i.setAttribute("rx",o.toString()),i.setAttribute("ry",o.toString()),i.setAttribute("fill",this.options.dragPointFill),this.options.dragPointStroke&&(i.setAttribute("stroke",this.options.dragPointStroke),i.setAttribute("stroke-width","2")),i.setAttribute("style","cursor: grab; pointer-events: all;"),i.setAttribute("part","envelope-circle"),i.setAttribute("cx",t.toString()),i.setAttribute("cy",e.toString()),this.svg.appendChild(i),i}removePolyPoint(t){const e=this.polyPoints.get(t);if(!e)return;const{polyPoint:i,circle:o}=e,{points:n}=this.svg.querySelector("polyline"),s=Array.from(n).findIndex((t=>t.x===i.x&&t.y===i.y));n.removeItem(s),o.remove(),this.polyPoints.delete(t)}addPolyPoint(t,e,i){const{svg:o}=this,{width:n,height:s}=o.viewBox.baseVal,r=t*n,l=s-e*s,h=this.options.dragPointSize/2,a=o.createSVGPoint();a.x=t*n,a.y=s-e*s;const u=this.createCircle(r,l),{points:d}=o.querySelector("polyline"),c=Array.from(d).findIndex((t=>t.x>=r));d.insertItemBefore(a,Math.max(c,1)),this.polyPoints.set(i,{polyPoint:a,circle:u}),this.makeDraggable(u,((t,e)=>{const o=a.x+t,r=a.y+e;if(o<-h||r<-h||o>n+h||r>s+h)return void this.emit("point-dragout",i);const l=Array.from(d).find((t=>t.x>a.x)),c=Array.from(d).findLast((t=>t.x<a.x));l&&o>=l.x||c&&o<=c.x||(a.x=o,a.y=r,u.setAttribute("cx",o.toString()),u.setAttribute("cy",r.toString()),this.emit("point-move",i,o/n,r/s))}))}update(){const{svg:t}=this,e=t.viewBox.baseVal.width/t.clientWidth,i=t.viewBox.baseVal.height/t.clientHeight;t.querySelectorAll("ellipse").forEach((t=>{const o=this.options.dragPointSize/2,n=o*e,s=o*i;t.setAttribute("rx",n.toString()),t.setAttribute("ry",s.toString())}))}destroy(){this.polyPoints.clear(),this.svg.remove()}}class s extends e{constructor(t){super(t),this.polyline=null,this.throttleTimeout=null,this.volume=1,this.points=t.points||[],this.options=Object.assign({},o,t),this.options.lineColor=this.options.lineColor||o.lineColor,this.options.dragPointFill=this.options.dragPointFill||o.dragPointFill,this.options.dragPointStroke=this.options.dragPointStroke||o.dragPointStroke,this.options.dragPointSize=this.options.dragPointSize||o.dragPointSize}static create(t){return new s(t)}addPoint(t){var e;t.id||(t.id=Math.random().toString(36).slice(2));const i=this.points.findLastIndex((e=>e.time<t.time));this.points.splice(i+1,0,t),this.emitPoints();const o=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDuration();o&&this.addPolyPoint(t,o)}removePoint(t){var e;const i=this.points.indexOf(t);i>-1&&(this.points.splice(i,1),null===(e=this.polyline)||void 0===e||e.removePolyPoint(t),this.emitPoints())}getPoints(){return this.points}setPoints(t){this.points.slice().forEach((t=>this.removePoint(t))),t.forEach((t=>this.addPoint(t)))}destroy(){var t;null===(t=this.polyline)||void 0===t||t.destroy(),super.destroy()}getCurrentVolume(){return this.volume}setVolume(t){var e;this.volume=t,null===(e=this.wavesurfer)||void 0===e||e.setVolume(t)}onInit(){var t;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const{options:e}=this;e.volume=null!==(t=e.volume)&&void 0!==t?t:this.wavesurfer.getVolume(),this.setVolume(e.volume),this.subscriptions.push(this.wavesurfer.on("decode",(t=>{this.initPolyline(),this.points.forEach((e=>{this.addPolyPoint(e,t)}))})),this.wavesurfer.on("redraw",(()=>{var t;null===(t=this.polyline)||void 0===t||t.update()})),this.wavesurfer.on("timeupdate",(t=>{this.onTimeUpdate(t)})))}emitPoints(){this.throttleTimeout&&clearTimeout(this.throttleTimeout),this.throttleTimeout=setTimeout((()=>{this.emit("points-change",this.points)}),200)}initPolyline(){if(this.polyline&&this.polyline.destroy(),!this.wavesurfer)return;const t=this.wavesurfer.getWrapper();this.polyline=new n(this.options,t),this.subscriptions.push(this.polyline.on("point-move",((t,e,i)=>{var o;const n=(null===(o=this.wavesurfer)||void 0===o?void 0:o.getDuration())||0;t.time=e*n,t.volume=1-i,this.emitPoints()})),this.polyline.on("point-dragout",(t=>{this.removePoint(t)})),this.polyline.on("point-create",((t,e)=>{var i;this.addPoint({time:t*((null===(i=this.wavesurfer)||void 0===i?void 0:i.getDuration())||0),volume:1-e})})),this.polyline.on("line-move",(t=>{var e;this.points.forEach((e=>{e.volume=Math.min(1,Math.max(0,e.volume-t))})),this.emitPoints(),this.onTimeUpdate((null===(e=this.wavesurfer)||void 0===e?void 0:e.getCurrentTime())||0)})))}addPolyPoint(t,e){var i;null===(i=this.polyline)||void 0===i||i.addPolyPoint(t.time/e,t.volume,t)}onTimeUpdate(t){if(!this.wavesurfer)return;let e=this.points.find((e=>e.time>t));e||(e={time:this.wavesurfer.getDuration()||0,volume:0});let i=this.points.findLast((e=>e.time<=t));i||(i={time:0,volume:0});const o=e.time-i.time,n=e.volume-i.volume,s=i.volume+(t-i.time)*(n/o),r=Math.min(1,Math.max(0,s)),l=Math.round(100*r)/100;l!==this.getCurrentVolume()&&(this.setVolume(l),this.emit("volume-change",l))}}export{s as default};
class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,o,n=3,s=0){if(!t)return()=>{};let r=()=>{};const l=l=>{if(l.button!==s)return;l.preventDefault(),l.stopPropagation();let h=l.clientX,a=l.clientY,u=!1;const d=o=>{o.preventDefault(),o.stopPropagation();const s=o.clientX,r=o.clientY,l=s-h,d=r-a;if(u||Math.abs(l)>n||Math.abs(d)>n){const o=t.getBoundingClientRect(),{left:n,top:c}=o;u||(null==i||i(h-n,a-c),u=!0),e(l,d,s-n,r-c),h=s,a=r}},c=()=>{u&&(null==o||o()),r()},p=t=>{u&&(t.stopPropagation(),t.preventDefault())},v=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",d),document.addEventListener("pointerup",c),document.addEventListener("pointerout",c),document.addEventListener("pointercancel",c),document.addEventListener("touchmove",v,{passive:!1}),document.addEventListener("click",p,{capture:!0}),r=()=>{document.removeEventListener("pointermove",d),document.removeEventListener("pointerup",c),document.removeEventListener("pointerout",c),document.removeEventListener("pointercancel",c),document.removeEventListener("touchmove",v),setTimeout((()=>{document.removeEventListener("click",p,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{r(),t.removeEventListener("pointerdown",l)}}function o(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,n]of Object.entries(e))if("children"===t)for(const[t,n]of Object.entries(e))"string"==typeof n?i.appendChild(document.createTextNode(n)):i.appendChild(o(t,n));else"style"===t?Object.assign(i.style,n):"textContent"===t?i.textContent=n:i.setAttribute(t,n.toString());return i}function n(t,e,i){const n=o(t,e||{});return null==i||i.appendChild(n),n}const s={points:[],lineWidth:4,lineColor:"rgba(0, 0, 255, 0.5)",dragPointSize:10,dragPointFill:"rgba(255, 255, 255, 0.8)",dragPointStroke:"rgba(255, 255, 255, 0.8)"};class r extends t{constructor(t,e){super(),this.options=t,this.polyPoints=new Map;const o=e.clientWidth,s=e.clientHeight,r=n("svg",{xmlns:"http://www.w3.org/2000/svg",width:"100%",height:"100%",viewBox:`0 0 ${o} ${s}`,preserveAspectRatio:"none",style:{position:"absolute",left:"0",top:"0",zIndex:"4"},part:"envelope"},e);this.svg=r;const l=n("polyline",{xmlns:"http://www.w3.org/2000/svg",points:`0,${s} ${o},${s}`,stroke:t.lineColor,"stroke-width":t.lineWidth,fill:"none",part:"polyline",style:t.dragLine?{cursor:"row-resize",pointerEvents:"stroke"}:{}},r);t.dragLine&&i(l,((t,e)=>{const{height:i}=r.viewBox.baseVal,{points:o}=l;for(let t=1;t<o.numberOfItems-1;t++){const n=o.getItem(t);n.y=Math.min(i,Math.max(0,n.y+e))}const n=r.querySelectorAll("ellipse");Array.from(n).forEach((t=>{const o=Math.min(i,Math.max(0,Number(t.getAttribute("cy"))+e));t.setAttribute("cy",o.toString())})),this.emit("line-move",e/i)})),r.addEventListener("dblclick",(t=>{const e=r.getBoundingClientRect(),i=t.clientX-e.left,o=t.clientY-e.top;this.emit("point-create",i/e.width,o/e.height)}));{let t;const e=()=>clearTimeout(t);r.addEventListener("touchstart",(i=>{1===i.touches.length?t=window.setTimeout((()=>{i.preventDefault();const t=r.getBoundingClientRect(),e=i.touches[0].clientX-t.left,o=i.touches[0].clientY-t.top;this.emit("point-create",e/t.width,o/t.height)}),500):e()})),r.addEventListener("touchmove",e),r.addEventListener("touchend",e)}}makeDraggable(t,e){i(t,e,(()=>t.style.cursor="grabbing"),(()=>t.style.cursor="grab"),1)}createCircle(t,e){const i=this.options.dragPointSize/2;return n("ellipse",{xmlns:"http://www.w3.org/2000/svg",cx:t.toString(),cy:e.toString(),r:i.toString(),fill:this.options.dragPointFill,stroke:this.options.dragPointStroke,"stroke-width":"2",style:{cursor:"grab",pointerEvents:"all"},part:"envelope-circle"},this.svg)}removePolyPoint(t){const e=this.polyPoints.get(t);if(!e)return;const{polyPoint:i,circle:o}=e,{points:n}=this.svg.querySelector("polyline"),s=Array.from(n).findIndex((t=>t.x===i.x&&t.y===i.y));n.removeItem(s),o.remove(),this.polyPoints.delete(t)}addPolyPoint(t,e,i){const{svg:o}=this,{width:n,height:s}=o.viewBox.baseVal,r=t*n,l=s-e*s,h=this.options.dragPointSize/2,a=o.createSVGPoint();a.x=t*n,a.y=s-e*s;const u=this.createCircle(r,l),{points:d}=o.querySelector("polyline"),c=Array.from(d).findIndex((t=>t.x>=r));d.insertItemBefore(a,Math.max(c,1)),this.polyPoints.set(i,{polyPoint:a,circle:u}),this.makeDraggable(u,((t,e)=>{const o=a.x+t,r=a.y+e;if(o<-h||r<-h||o>n+h||r>s+h)return void this.emit("point-dragout",i);const l=Array.from(d).find((t=>t.x>a.x)),c=Array.from(d).findLast((t=>t.x<a.x));l&&o>=l.x||c&&o<=c.x||(a.x=o,a.y=r,u.setAttribute("cx",o.toString()),u.setAttribute("cy",r.toString()),this.emit("point-move",i,o/n,r/s))}))}update(){const{svg:t}=this,e=t.viewBox.baseVal.width/t.clientWidth,i=t.viewBox.baseVal.height/t.clientHeight;t.querySelectorAll("ellipse").forEach((t=>{const o=this.options.dragPointSize/2,n=o*e,s=o*i;t.setAttribute("rx",n.toString()),t.setAttribute("ry",s.toString())}))}destroy(){this.polyPoints.clear(),this.svg.remove()}}class l extends e{constructor(t){super(t),this.polyline=null,this.throttleTimeout=null,this.volume=1,this.points=t.points||[],this.options=Object.assign({},s,t),this.options.lineColor=this.options.lineColor||s.lineColor,this.options.dragPointFill=this.options.dragPointFill||s.dragPointFill,this.options.dragPointStroke=this.options.dragPointStroke||s.dragPointStroke,this.options.dragPointSize=this.options.dragPointSize||s.dragPointSize}static create(t){return new l(t)}addPoint(t){var e;t.id||(t.id=Math.random().toString(36).slice(2));const i=this.points.findLastIndex((e=>e.time<t.time));this.points.splice(i+1,0,t),this.emitPoints();const o=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDuration();o&&this.addPolyPoint(t,o)}removePoint(t){var e;const i=this.points.indexOf(t);i>-1&&(this.points.splice(i,1),null===(e=this.polyline)||void 0===e||e.removePolyPoint(t),this.emitPoints())}getPoints(){return this.points}setPoints(t){this.points.slice().forEach((t=>this.removePoint(t))),t.forEach((t=>this.addPoint(t)))}destroy(){var t;null===(t=this.polyline)||void 0===t||t.destroy(),super.destroy()}getCurrentVolume(){return this.volume}setVolume(t){var e;this.volume=t,null===(e=this.wavesurfer)||void 0===e||e.setVolume(t)}onInit(){var t;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const{options:e}=this;e.volume=null!==(t=e.volume)&&void 0!==t?t:this.wavesurfer.getVolume(),this.setVolume(e.volume),this.subscriptions.push(this.wavesurfer.on("decode",(t=>{this.initPolyline(),this.points.forEach((e=>{this.addPolyPoint(e,t)}))})),this.wavesurfer.on("redraw",(()=>{var t;null===(t=this.polyline)||void 0===t||t.update()})),this.wavesurfer.on("timeupdate",(t=>{this.onTimeUpdate(t)})))}emitPoints(){this.throttleTimeout&&clearTimeout(this.throttleTimeout),this.throttleTimeout=setTimeout((()=>{this.emit("points-change",this.points)}),200)}initPolyline(){if(this.polyline&&this.polyline.destroy(),!this.wavesurfer)return;const t=this.wavesurfer.getWrapper();this.polyline=new r(this.options,t),this.subscriptions.push(this.polyline.on("point-move",((t,e,i)=>{var o;const n=(null===(o=this.wavesurfer)||void 0===o?void 0:o.getDuration())||0;t.time=e*n,t.volume=1-i,this.emitPoints()})),this.polyline.on("point-dragout",(t=>{this.removePoint(t)})),this.polyline.on("point-create",((t,e)=>{var i;this.addPoint({time:t*((null===(i=this.wavesurfer)||void 0===i?void 0:i.getDuration())||0),volume:1-e})})),this.polyline.on("line-move",(t=>{var e;this.points.forEach((e=>{e.volume=Math.min(1,Math.max(0,e.volume-t))})),this.emitPoints(),this.onTimeUpdate((null===(e=this.wavesurfer)||void 0===e?void 0:e.getCurrentTime())||0)})))}addPolyPoint(t,e){var i;null===(i=this.polyline)||void 0===i||i.addPolyPoint(t.time/e,t.volume,t)}onTimeUpdate(t){if(!this.wavesurfer)return;let e=this.points.find((e=>e.time>t));e||(e={time:this.wavesurfer.getDuration()||0,volume:0});let i=this.points.findLast((e=>e.time<=t));i||(i={time:0,volume:0});const o=e.time-i.time,n=e.volume-i.volume,s=i.volume+(t-i.time)*(n/o),r=Math.min(1,Math.max(0,s)),l=Math.round(100*r)/100;l!==this.getCurrentVolume()&&(this.setVolume(l),this.emit("volume-change",l))}}export{l as default};

2

dist/plugins/envelope.js

@@ -1,1 +0,1 @@

class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,o,n=3,s=0){if(!t)return()=>{};let r=()=>{};const l=l=>{if(l.button!==s)return;l.preventDefault(),l.stopPropagation();let h=l.clientX,a=l.clientY,u=!1;const d=o=>{o.preventDefault(),o.stopPropagation();const s=o.clientX,r=o.clientY,l=s-h,d=r-a;if(u||Math.abs(l)>n||Math.abs(d)>n){const o=t.getBoundingClientRect(),{left:n,top:c}=o;u||(null==i||i(h-n,a-c),u=!0),e(l,d,s-n,r-c),h=s,a=r}},c=()=>{u&&(null==o||o()),r()},p=t=>{u&&(t.stopPropagation(),t.preventDefault())},v=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",d),document.addEventListener("pointerup",c),document.addEventListener("pointerout",c),document.addEventListener("pointercancel",c),document.addEventListener("touchmove",v,{passive:!1}),document.addEventListener("click",p,{capture:!0}),r=()=>{document.removeEventListener("pointermove",d),document.removeEventListener("pointerup",c),document.removeEventListener("pointerout",c),document.removeEventListener("pointercancel",c),document.removeEventListener("touchmove",v),setTimeout((()=>{document.removeEventListener("click",p,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{r(),t.removeEventListener("pointerdown",l)}}const o={points:[],lineWidth:4,lineColor:"rgba(0, 0, 255, 0.5)",dragPointSize:10,dragPointFill:"rgba(255, 255, 255, 0.8)",dragPointStroke:"rgba(255, 255, 255, 0.8)"};class n extends t{constructor(t,e){super(),this.options=t,this.polyPoints=new Map;const o=e.clientWidth,n=e.clientHeight,s=document.createElementNS("http://www.w3.org/2000/svg","svg");s.setAttribute("width","100%"),s.setAttribute("height","100%"),s.setAttribute("viewBox",`0 0 ${o} ${n}`),s.setAttribute("preserveAspectRatio","none"),s.setAttribute("style","position: absolute; left: 0; top: 0; z-index: 4;"),s.setAttribute("part","envelope"),this.svg=s;const r=document.createElementNS("http://www.w3.org/2000/svg","polyline");r.setAttribute("points",`0,${n} ${o},${n}`),r.setAttribute("stroke",t.lineColor),r.setAttribute("stroke-width",t.lineWidth),r.setAttribute("fill","none"),r.setAttribute("part","polyline"),r.setAttribute("style",t.dragLine?"cursor: row-resize; pointer-events: stroke;":""),s.appendChild(r),e.appendChild(s),t.dragLine&&i(r,((t,e)=>{const{height:i}=s.viewBox.baseVal,{points:o}=r;for(let t=1;t<o.numberOfItems-1;t++){const n=o.getItem(t);n.y=Math.min(i,Math.max(0,n.y+e))}const n=s.querySelectorAll("ellipse");Array.from(n).forEach((t=>{const o=Math.min(i,Math.max(0,Number(t.getAttribute("cy"))+e));t.setAttribute("cy",o.toString())})),this.emit("line-move",e/i)})),s.addEventListener("dblclick",(t=>{const e=s.getBoundingClientRect(),i=t.clientX-e.left,o=t.clientY-e.top;this.emit("point-create",i/e.width,o/e.height)}));{let t;const e=()=>clearTimeout(t);s.addEventListener("touchstart",(i=>{1===i.touches.length?t=window.setTimeout((()=>{i.preventDefault();const t=s.getBoundingClientRect(),e=i.touches[0].clientX-t.left,o=i.touches[0].clientY-t.top;this.emit("point-create",e/t.width,o/t.height)}),500):e()})),s.addEventListener("touchmove",e),s.addEventListener("touchend",e)}}makeDraggable(t,e){i(t,e,(()=>t.style.cursor="grabbing"),(()=>t.style.cursor="grab"),1)}createCircle(t,e){const i=document.createElementNS("http://www.w3.org/2000/svg","ellipse"),o=this.options.dragPointSize/2;return i.setAttribute("rx",o.toString()),i.setAttribute("ry",o.toString()),i.setAttribute("fill",this.options.dragPointFill),this.options.dragPointStroke&&(i.setAttribute("stroke",this.options.dragPointStroke),i.setAttribute("stroke-width","2")),i.setAttribute("style","cursor: grab; pointer-events: all;"),i.setAttribute("part","envelope-circle"),i.setAttribute("cx",t.toString()),i.setAttribute("cy",e.toString()),this.svg.appendChild(i),i}removePolyPoint(t){const e=this.polyPoints.get(t);if(!e)return;const{polyPoint:i,circle:o}=e,{points:n}=this.svg.querySelector("polyline"),s=Array.from(n).findIndex((t=>t.x===i.x&&t.y===i.y));n.removeItem(s),o.remove(),this.polyPoints.delete(t)}addPolyPoint(t,e,i){const{svg:o}=this,{width:n,height:s}=o.viewBox.baseVal,r=t*n,l=s-e*s,h=this.options.dragPointSize/2,a=o.createSVGPoint();a.x=t*n,a.y=s-e*s;const u=this.createCircle(r,l),{points:d}=o.querySelector("polyline"),c=Array.from(d).findIndex((t=>t.x>=r));d.insertItemBefore(a,Math.max(c,1)),this.polyPoints.set(i,{polyPoint:a,circle:u}),this.makeDraggable(u,((t,e)=>{const o=a.x+t,r=a.y+e;if(o<-h||r<-h||o>n+h||r>s+h)return void this.emit("point-dragout",i);const l=Array.from(d).find((t=>t.x>a.x)),c=Array.from(d).findLast((t=>t.x<a.x));l&&o>=l.x||c&&o<=c.x||(a.x=o,a.y=r,u.setAttribute("cx",o.toString()),u.setAttribute("cy",r.toString()),this.emit("point-move",i,o/n,r/s))}))}update(){const{svg:t}=this,e=t.viewBox.baseVal.width/t.clientWidth,i=t.viewBox.baseVal.height/t.clientHeight;t.querySelectorAll("ellipse").forEach((t=>{const o=this.options.dragPointSize/2,n=o*e,s=o*i;t.setAttribute("rx",n.toString()),t.setAttribute("ry",s.toString())}))}destroy(){this.polyPoints.clear(),this.svg.remove()}}class s extends e{constructor(t){super(t),this.polyline=null,this.throttleTimeout=null,this.volume=1,this.points=t.points||[],this.options=Object.assign({},o,t),this.options.lineColor=this.options.lineColor||o.lineColor,this.options.dragPointFill=this.options.dragPointFill||o.dragPointFill,this.options.dragPointStroke=this.options.dragPointStroke||o.dragPointStroke,this.options.dragPointSize=this.options.dragPointSize||o.dragPointSize}static create(t){return new s(t)}addPoint(t){var e;t.id||(t.id=Math.random().toString(36).slice(2));const i=this.points.findLastIndex((e=>e.time<t.time));this.points.splice(i+1,0,t),this.emitPoints();const o=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDuration();o&&this.addPolyPoint(t,o)}removePoint(t){var e;const i=this.points.indexOf(t);i>-1&&(this.points.splice(i,1),null===(e=this.polyline)||void 0===e||e.removePolyPoint(t),this.emitPoints())}getPoints(){return this.points}setPoints(t){this.points.slice().forEach((t=>this.removePoint(t))),t.forEach((t=>this.addPoint(t)))}destroy(){var t;null===(t=this.polyline)||void 0===t||t.destroy(),super.destroy()}getCurrentVolume(){return this.volume}setVolume(t){var e;this.volume=t,null===(e=this.wavesurfer)||void 0===e||e.setVolume(t)}onInit(){var t;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const{options:e}=this;e.volume=null!==(t=e.volume)&&void 0!==t?t:this.wavesurfer.getVolume(),this.setVolume(e.volume),this.subscriptions.push(this.wavesurfer.on("decode",(t=>{this.initPolyline(),this.points.forEach((e=>{this.addPolyPoint(e,t)}))})),this.wavesurfer.on("redraw",(()=>{var t;null===(t=this.polyline)||void 0===t||t.update()})),this.wavesurfer.on("timeupdate",(t=>{this.onTimeUpdate(t)})))}emitPoints(){this.throttleTimeout&&clearTimeout(this.throttleTimeout),this.throttleTimeout=setTimeout((()=>{this.emit("points-change",this.points)}),200)}initPolyline(){if(this.polyline&&this.polyline.destroy(),!this.wavesurfer)return;const t=this.wavesurfer.getWrapper();this.polyline=new n(this.options,t),this.subscriptions.push(this.polyline.on("point-move",((t,e,i)=>{var o;const n=(null===(o=this.wavesurfer)||void 0===o?void 0:o.getDuration())||0;t.time=e*n,t.volume=1-i,this.emitPoints()})),this.polyline.on("point-dragout",(t=>{this.removePoint(t)})),this.polyline.on("point-create",((t,e)=>{var i;this.addPoint({time:t*((null===(i=this.wavesurfer)||void 0===i?void 0:i.getDuration())||0),volume:1-e})})),this.polyline.on("line-move",(t=>{var e;this.points.forEach((e=>{e.volume=Math.min(1,Math.max(0,e.volume-t))})),this.emitPoints(),this.onTimeUpdate((null===(e=this.wavesurfer)||void 0===e?void 0:e.getCurrentTime())||0)})))}addPolyPoint(t,e){var i;null===(i=this.polyline)||void 0===i||i.addPolyPoint(t.time/e,t.volume,t)}onTimeUpdate(t){if(!this.wavesurfer)return;let e=this.points.find((e=>e.time>t));e||(e={time:this.wavesurfer.getDuration()||0,volume:0});let i=this.points.findLast((e=>e.time<=t));i||(i={time:0,volume:0});const o=e.time-i.time,n=e.volume-i.volume,s=i.volume+(t-i.time)*(n/o),r=Math.min(1,Math.max(0,s)),l=Math.round(100*r)/100;l!==this.getCurrentVolume()&&(this.setVolume(l),this.emit("volume-change",l))}}export{s as default};
class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,o,n=3,s=0){if(!t)return()=>{};let r=()=>{};const l=l=>{if(l.button!==s)return;l.preventDefault(),l.stopPropagation();let h=l.clientX,a=l.clientY,u=!1;const d=o=>{o.preventDefault(),o.stopPropagation();const s=o.clientX,r=o.clientY,l=s-h,d=r-a;if(u||Math.abs(l)>n||Math.abs(d)>n){const o=t.getBoundingClientRect(),{left:n,top:c}=o;u||(null==i||i(h-n,a-c),u=!0),e(l,d,s-n,r-c),h=s,a=r}},c=()=>{u&&(null==o||o()),r()},p=t=>{u&&(t.stopPropagation(),t.preventDefault())},v=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",d),document.addEventListener("pointerup",c),document.addEventListener("pointerout",c),document.addEventListener("pointercancel",c),document.addEventListener("touchmove",v,{passive:!1}),document.addEventListener("click",p,{capture:!0}),r=()=>{document.removeEventListener("pointermove",d),document.removeEventListener("pointerup",c),document.removeEventListener("pointerout",c),document.removeEventListener("pointercancel",c),document.removeEventListener("touchmove",v),setTimeout((()=>{document.removeEventListener("click",p,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{r(),t.removeEventListener("pointerdown",l)}}function o(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,n]of Object.entries(e))if("children"===t)for(const[t,n]of Object.entries(e))"string"==typeof n?i.appendChild(document.createTextNode(n)):i.appendChild(o(t,n));else"style"===t?Object.assign(i.style,n):"textContent"===t?i.textContent=n:i.setAttribute(t,n.toString());return i}function n(t,e,i){const n=o(t,e||{});return null==i||i.appendChild(n),n}const s={points:[],lineWidth:4,lineColor:"rgba(0, 0, 255, 0.5)",dragPointSize:10,dragPointFill:"rgba(255, 255, 255, 0.8)",dragPointStroke:"rgba(255, 255, 255, 0.8)"};class r extends t{constructor(t,e){super(),this.options=t,this.polyPoints=new Map;const o=e.clientWidth,s=e.clientHeight,r=n("svg",{xmlns:"http://www.w3.org/2000/svg",width:"100%",height:"100%",viewBox:`0 0 ${o} ${s}`,preserveAspectRatio:"none",style:{position:"absolute",left:"0",top:"0",zIndex:"4"},part:"envelope"},e);this.svg=r;const l=n("polyline",{xmlns:"http://www.w3.org/2000/svg",points:`0,${s} ${o},${s}`,stroke:t.lineColor,"stroke-width":t.lineWidth,fill:"none",part:"polyline",style:t.dragLine?{cursor:"row-resize",pointerEvents:"stroke"}:{}},r);t.dragLine&&i(l,((t,e)=>{const{height:i}=r.viewBox.baseVal,{points:o}=l;for(let t=1;t<o.numberOfItems-1;t++){const n=o.getItem(t);n.y=Math.min(i,Math.max(0,n.y+e))}const n=r.querySelectorAll("ellipse");Array.from(n).forEach((t=>{const o=Math.min(i,Math.max(0,Number(t.getAttribute("cy"))+e));t.setAttribute("cy",o.toString())})),this.emit("line-move",e/i)})),r.addEventListener("dblclick",(t=>{const e=r.getBoundingClientRect(),i=t.clientX-e.left,o=t.clientY-e.top;this.emit("point-create",i/e.width,o/e.height)}));{let t;const e=()=>clearTimeout(t);r.addEventListener("touchstart",(i=>{1===i.touches.length?t=window.setTimeout((()=>{i.preventDefault();const t=r.getBoundingClientRect(),e=i.touches[0].clientX-t.left,o=i.touches[0].clientY-t.top;this.emit("point-create",e/t.width,o/t.height)}),500):e()})),r.addEventListener("touchmove",e),r.addEventListener("touchend",e)}}makeDraggable(t,e){i(t,e,(()=>t.style.cursor="grabbing"),(()=>t.style.cursor="grab"),1)}createCircle(t,e){const i=this.options.dragPointSize/2;return n("ellipse",{xmlns:"http://www.w3.org/2000/svg",cx:t.toString(),cy:e.toString(),r:i.toString(),fill:this.options.dragPointFill,stroke:this.options.dragPointStroke,"stroke-width":"2",style:{cursor:"grab",pointerEvents:"all"},part:"envelope-circle"},this.svg)}removePolyPoint(t){const e=this.polyPoints.get(t);if(!e)return;const{polyPoint:i,circle:o}=e,{points:n}=this.svg.querySelector("polyline"),s=Array.from(n).findIndex((t=>t.x===i.x&&t.y===i.y));n.removeItem(s),o.remove(),this.polyPoints.delete(t)}addPolyPoint(t,e,i){const{svg:o}=this,{width:n,height:s}=o.viewBox.baseVal,r=t*n,l=s-e*s,h=this.options.dragPointSize/2,a=o.createSVGPoint();a.x=t*n,a.y=s-e*s;const u=this.createCircle(r,l),{points:d}=o.querySelector("polyline"),c=Array.from(d).findIndex((t=>t.x>=r));d.insertItemBefore(a,Math.max(c,1)),this.polyPoints.set(i,{polyPoint:a,circle:u}),this.makeDraggable(u,((t,e)=>{const o=a.x+t,r=a.y+e;if(o<-h||r<-h||o>n+h||r>s+h)return void this.emit("point-dragout",i);const l=Array.from(d).find((t=>t.x>a.x)),c=Array.from(d).findLast((t=>t.x<a.x));l&&o>=l.x||c&&o<=c.x||(a.x=o,a.y=r,u.setAttribute("cx",o.toString()),u.setAttribute("cy",r.toString()),this.emit("point-move",i,o/n,r/s))}))}update(){const{svg:t}=this,e=t.viewBox.baseVal.width/t.clientWidth,i=t.viewBox.baseVal.height/t.clientHeight;t.querySelectorAll("ellipse").forEach((t=>{const o=this.options.dragPointSize/2,n=o*e,s=o*i;t.setAttribute("rx",n.toString()),t.setAttribute("ry",s.toString())}))}destroy(){this.polyPoints.clear(),this.svg.remove()}}class l extends e{constructor(t){super(t),this.polyline=null,this.throttleTimeout=null,this.volume=1,this.points=t.points||[],this.options=Object.assign({},s,t),this.options.lineColor=this.options.lineColor||s.lineColor,this.options.dragPointFill=this.options.dragPointFill||s.dragPointFill,this.options.dragPointStroke=this.options.dragPointStroke||s.dragPointStroke,this.options.dragPointSize=this.options.dragPointSize||s.dragPointSize}static create(t){return new l(t)}addPoint(t){var e;t.id||(t.id=Math.random().toString(36).slice(2));const i=this.points.findLastIndex((e=>e.time<t.time));this.points.splice(i+1,0,t),this.emitPoints();const o=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDuration();o&&this.addPolyPoint(t,o)}removePoint(t){var e;const i=this.points.indexOf(t);i>-1&&(this.points.splice(i,1),null===(e=this.polyline)||void 0===e||e.removePolyPoint(t),this.emitPoints())}getPoints(){return this.points}setPoints(t){this.points.slice().forEach((t=>this.removePoint(t))),t.forEach((t=>this.addPoint(t)))}destroy(){var t;null===(t=this.polyline)||void 0===t||t.destroy(),super.destroy()}getCurrentVolume(){return this.volume}setVolume(t){var e;this.volume=t,null===(e=this.wavesurfer)||void 0===e||e.setVolume(t)}onInit(){var t;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const{options:e}=this;e.volume=null!==(t=e.volume)&&void 0!==t?t:this.wavesurfer.getVolume(),this.setVolume(e.volume),this.subscriptions.push(this.wavesurfer.on("decode",(t=>{this.initPolyline(),this.points.forEach((e=>{this.addPolyPoint(e,t)}))})),this.wavesurfer.on("redraw",(()=>{var t;null===(t=this.polyline)||void 0===t||t.update()})),this.wavesurfer.on("timeupdate",(t=>{this.onTimeUpdate(t)})))}emitPoints(){this.throttleTimeout&&clearTimeout(this.throttleTimeout),this.throttleTimeout=setTimeout((()=>{this.emit("points-change",this.points)}),200)}initPolyline(){if(this.polyline&&this.polyline.destroy(),!this.wavesurfer)return;const t=this.wavesurfer.getWrapper();this.polyline=new r(this.options,t),this.subscriptions.push(this.polyline.on("point-move",((t,e,i)=>{var o;const n=(null===(o=this.wavesurfer)||void 0===o?void 0:o.getDuration())||0;t.time=e*n,t.volume=1-i,this.emitPoints()})),this.polyline.on("point-dragout",(t=>{this.removePoint(t)})),this.polyline.on("point-create",((t,e)=>{var i;this.addPoint({time:t*((null===(i=this.wavesurfer)||void 0===i?void 0:i.getDuration())||0),volume:1-e})})),this.polyline.on("line-move",(t=>{var e;this.points.forEach((e=>{e.volume=Math.min(1,Math.max(0,e.volume-t))})),this.emitPoints(),this.onTimeUpdate((null===(e=this.wavesurfer)||void 0===e?void 0:e.getCurrentTime())||0)})))}addPolyPoint(t,e){var i;null===(i=this.polyline)||void 0===i||i.addPolyPoint(t.time/e,t.volume,t)}onTimeUpdate(t){if(!this.wavesurfer)return;let e=this.points.find((e=>e.time>t));e||(e={time:this.wavesurfer.getDuration()||0,volume:0});let i=this.points.findLast((e=>e.time<=t));i||(i={time:0,volume:0});const o=e.time-i.time,n=e.volume-i.volume,s=i.volume+(t-i.time)*(n/o),r=Math.min(1,Math.max(0,s)),l=Math.round(100*r)/100;l!==this.getCurrentVolume()&&(this.setVolume(l),this.emit("volume-change",l))}}export{l as default};

2

dist/plugins/envelope.min.js

@@ -1,1 +0,1 @@

!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):((t="undefined"!=typeof globalThis?globalThis:t||self).WaveSurfer=t.WaveSurfer||{},t.WaveSurfer.Envelope=e())}(this,(function(){"use strict";class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,o,n=3,s=0){if(!t)return()=>{};let r=()=>{};const l=l=>{if(l.button!==s)return;l.preventDefault(),l.stopPropagation();let h=l.clientX,u=l.clientY,a=!1;const d=o=>{o.preventDefault(),o.stopPropagation();const s=o.clientX,r=o.clientY,l=s-h,d=r-u;if(a||Math.abs(l)>n||Math.abs(d)>n){const o=t.getBoundingClientRect(),{left:n,top:c}=o;a||(null==i||i(h-n,u-c),a=!0),e(l,d,s-n,r-c),h=s,u=r}},c=()=>{a&&(null==o||o()),r()},p=t=>{a&&(t.stopPropagation(),t.preventDefault())},v=t=>{a&&t.preventDefault()};document.addEventListener("pointermove",d),document.addEventListener("pointerup",c),document.addEventListener("pointerout",c),document.addEventListener("pointercancel",c),document.addEventListener("touchmove",v,{passive:!1}),document.addEventListener("click",p,{capture:!0}),r=()=>{document.removeEventListener("pointermove",d),document.removeEventListener("pointerup",c),document.removeEventListener("pointerout",c),document.removeEventListener("pointercancel",c),document.removeEventListener("touchmove",v),setTimeout((()=>{document.removeEventListener("click",p,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{r(),t.removeEventListener("pointerdown",l)}}const o={points:[],lineWidth:4,lineColor:"rgba(0, 0, 255, 0.5)",dragPointSize:10,dragPointFill:"rgba(255, 255, 255, 0.8)",dragPointStroke:"rgba(255, 255, 255, 0.8)"};class n extends t{constructor(t,e){super(),this.options=t,this.polyPoints=new Map;const o=e.clientWidth,n=e.clientHeight,s=document.createElementNS("http://www.w3.org/2000/svg","svg");s.setAttribute("width","100%"),s.setAttribute("height","100%"),s.setAttribute("viewBox",`0 0 ${o} ${n}`),s.setAttribute("preserveAspectRatio","none"),s.setAttribute("style","position: absolute; left: 0; top: 0; z-index: 4;"),s.setAttribute("part","envelope"),this.svg=s;const r=document.createElementNS("http://www.w3.org/2000/svg","polyline");r.setAttribute("points",`0,${n} ${o},${n}`),r.setAttribute("stroke",t.lineColor),r.setAttribute("stroke-width",t.lineWidth),r.setAttribute("fill","none"),r.setAttribute("part","polyline"),r.setAttribute("style",t.dragLine?"cursor: row-resize; pointer-events: stroke;":""),s.appendChild(r),e.appendChild(s),t.dragLine&&i(r,((t,e)=>{const{height:i}=s.viewBox.baseVal,{points:o}=r;for(let t=1;t<o.numberOfItems-1;t++){const n=o.getItem(t);n.y=Math.min(i,Math.max(0,n.y+e))}const n=s.querySelectorAll("ellipse");Array.from(n).forEach((t=>{const o=Math.min(i,Math.max(0,Number(t.getAttribute("cy"))+e));t.setAttribute("cy",o.toString())})),this.emit("line-move",e/i)})),s.addEventListener("dblclick",(t=>{const e=s.getBoundingClientRect(),i=t.clientX-e.left,o=t.clientY-e.top;this.emit("point-create",i/e.width,o/e.height)}));{let t;const e=()=>clearTimeout(t);s.addEventListener("touchstart",(i=>{1===i.touches.length?t=window.setTimeout((()=>{i.preventDefault();const t=s.getBoundingClientRect(),e=i.touches[0].clientX-t.left,o=i.touches[0].clientY-t.top;this.emit("point-create",e/t.width,o/t.height)}),500):e()})),s.addEventListener("touchmove",e),s.addEventListener("touchend",e)}}makeDraggable(t,e){i(t,e,(()=>t.style.cursor="grabbing"),(()=>t.style.cursor="grab"),1)}createCircle(t,e){const i=document.createElementNS("http://www.w3.org/2000/svg","ellipse"),o=this.options.dragPointSize/2;return i.setAttribute("rx",o.toString()),i.setAttribute("ry",o.toString()),i.setAttribute("fill",this.options.dragPointFill),this.options.dragPointStroke&&(i.setAttribute("stroke",this.options.dragPointStroke),i.setAttribute("stroke-width","2")),i.setAttribute("style","cursor: grab; pointer-events: all;"),i.setAttribute("part","envelope-circle"),i.setAttribute("cx",t.toString()),i.setAttribute("cy",e.toString()),this.svg.appendChild(i),i}removePolyPoint(t){const e=this.polyPoints.get(t);if(!e)return;const{polyPoint:i,circle:o}=e,{points:n}=this.svg.querySelector("polyline"),s=Array.from(n).findIndex((t=>t.x===i.x&&t.y===i.y));n.removeItem(s),o.remove(),this.polyPoints.delete(t)}addPolyPoint(t,e,i){const{svg:o}=this,{width:n,height:s}=o.viewBox.baseVal,r=t*n,l=s-e*s,h=this.options.dragPointSize/2,u=o.createSVGPoint();u.x=t*n,u.y=s-e*s;const a=this.createCircle(r,l),{points:d}=o.querySelector("polyline"),c=Array.from(d).findIndex((t=>t.x>=r));d.insertItemBefore(u,Math.max(c,1)),this.polyPoints.set(i,{polyPoint:u,circle:a}),this.makeDraggable(a,((t,e)=>{const o=u.x+t,r=u.y+e;if(o<-h||r<-h||o>n+h||r>s+h)return void this.emit("point-dragout",i);const l=Array.from(d).find((t=>t.x>u.x)),c=Array.from(d).findLast((t=>t.x<u.x));l&&o>=l.x||c&&o<=c.x||(u.x=o,u.y=r,a.setAttribute("cx",o.toString()),a.setAttribute("cy",r.toString()),this.emit("point-move",i,o/n,r/s))}))}update(){const{svg:t}=this,e=t.viewBox.baseVal.width/t.clientWidth,i=t.viewBox.baseVal.height/t.clientHeight;t.querySelectorAll("ellipse").forEach((t=>{const o=this.options.dragPointSize/2,n=o*e,s=o*i;t.setAttribute("rx",n.toString()),t.setAttribute("ry",s.toString())}))}destroy(){this.polyPoints.clear(),this.svg.remove()}}class s extends e{constructor(t){super(t),this.polyline=null,this.throttleTimeout=null,this.volume=1,this.points=t.points||[],this.options=Object.assign({},o,t),this.options.lineColor=this.options.lineColor||o.lineColor,this.options.dragPointFill=this.options.dragPointFill||o.dragPointFill,this.options.dragPointStroke=this.options.dragPointStroke||o.dragPointStroke,this.options.dragPointSize=this.options.dragPointSize||o.dragPointSize}static create(t){return new s(t)}addPoint(t){var e;t.id||(t.id=Math.random().toString(36).slice(2));const i=this.points.findLastIndex((e=>e.time<t.time));this.points.splice(i+1,0,t),this.emitPoints();const o=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDuration();o&&this.addPolyPoint(t,o)}removePoint(t){var e;const i=this.points.indexOf(t);i>-1&&(this.points.splice(i,1),null===(e=this.polyline)||void 0===e||e.removePolyPoint(t),this.emitPoints())}getPoints(){return this.points}setPoints(t){this.points.slice().forEach((t=>this.removePoint(t))),t.forEach((t=>this.addPoint(t)))}destroy(){var t;null===(t=this.polyline)||void 0===t||t.destroy(),super.destroy()}getCurrentVolume(){return this.volume}setVolume(t){var e;this.volume=t,null===(e=this.wavesurfer)||void 0===e||e.setVolume(t)}onInit(){var t;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const{options:e}=this;e.volume=null!==(t=e.volume)&&void 0!==t?t:this.wavesurfer.getVolume(),this.setVolume(e.volume),this.subscriptions.push(this.wavesurfer.on("decode",(t=>{this.initPolyline(),this.points.forEach((e=>{this.addPolyPoint(e,t)}))})),this.wavesurfer.on("redraw",(()=>{var t;null===(t=this.polyline)||void 0===t||t.update()})),this.wavesurfer.on("timeupdate",(t=>{this.onTimeUpdate(t)})))}emitPoints(){this.throttleTimeout&&clearTimeout(this.throttleTimeout),this.throttleTimeout=setTimeout((()=>{this.emit("points-change",this.points)}),200)}initPolyline(){if(this.polyline&&this.polyline.destroy(),!this.wavesurfer)return;const t=this.wavesurfer.getWrapper();this.polyline=new n(this.options,t),this.subscriptions.push(this.polyline.on("point-move",((t,e,i)=>{var o;const n=(null===(o=this.wavesurfer)||void 0===o?void 0:o.getDuration())||0;t.time=e*n,t.volume=1-i,this.emitPoints()})),this.polyline.on("point-dragout",(t=>{this.removePoint(t)})),this.polyline.on("point-create",((t,e)=>{var i;this.addPoint({time:t*((null===(i=this.wavesurfer)||void 0===i?void 0:i.getDuration())||0),volume:1-e})})),this.polyline.on("line-move",(t=>{var e;this.points.forEach((e=>{e.volume=Math.min(1,Math.max(0,e.volume-t))})),this.emitPoints(),this.onTimeUpdate((null===(e=this.wavesurfer)||void 0===e?void 0:e.getCurrentTime())||0)})))}addPolyPoint(t,e){var i;null===(i=this.polyline)||void 0===i||i.addPolyPoint(t.time/e,t.volume,t)}onTimeUpdate(t){if(!this.wavesurfer)return;let e=this.points.find((e=>e.time>t));e||(e={time:this.wavesurfer.getDuration()||0,volume:0});let i=this.points.findLast((e=>e.time<=t));i||(i={time:0,volume:0});const o=e.time-i.time,n=e.volume-i.volume,s=i.volume+(t-i.time)*(n/o),r=Math.min(1,Math.max(0,s)),l=Math.round(100*r)/100;l!==this.getCurrentVolume()&&(this.setVolume(l),this.emit("volume-change",l))}}return s}));
!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):((t="undefined"!=typeof globalThis?globalThis:t||self).WaveSurfer=t.WaveSurfer||{},t.WaveSurfer.Envelope=e())}(this,(function(){"use strict";class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,o,n=3,s=0){if(!t)return()=>{};let r=()=>{};const l=l=>{if(l.button!==s)return;l.preventDefault(),l.stopPropagation();let h=l.clientX,a=l.clientY,u=!1;const d=o=>{o.preventDefault(),o.stopPropagation();const s=o.clientX,r=o.clientY,l=s-h,d=r-a;if(u||Math.abs(l)>n||Math.abs(d)>n){const o=t.getBoundingClientRect(),{left:n,top:c}=o;u||(null==i||i(h-n,a-c),u=!0),e(l,d,s-n,r-c),h=s,a=r}},c=()=>{u&&(null==o||o()),r()},p=t=>{u&&(t.stopPropagation(),t.preventDefault())},v=t=>{u&&t.preventDefault()};document.addEventListener("pointermove",d),document.addEventListener("pointerup",c),document.addEventListener("pointerout",c),document.addEventListener("pointercancel",c),document.addEventListener("touchmove",v,{passive:!1}),document.addEventListener("click",p,{capture:!0}),r=()=>{document.removeEventListener("pointermove",d),document.removeEventListener("pointerup",c),document.removeEventListener("pointerout",c),document.removeEventListener("pointercancel",c),document.removeEventListener("touchmove",v),setTimeout((()=>{document.removeEventListener("click",p,{capture:!0})}),10)}};return t.addEventListener("pointerdown",l),()=>{r(),t.removeEventListener("pointerdown",l)}}function o(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,n]of Object.entries(e))if("children"===t)for(const[t,n]of Object.entries(e))"string"==typeof n?i.appendChild(document.createTextNode(n)):i.appendChild(o(t,n));else"style"===t?Object.assign(i.style,n):"textContent"===t?i.textContent=n:i.setAttribute(t,n.toString());return i}function n(t,e,i){const n=o(t,e||{});return null==i||i.appendChild(n),n}const s={points:[],lineWidth:4,lineColor:"rgba(0, 0, 255, 0.5)",dragPointSize:10,dragPointFill:"rgba(255, 255, 255, 0.8)",dragPointStroke:"rgba(255, 255, 255, 0.8)"};class r extends t{constructor(t,e){super(),this.options=t,this.polyPoints=new Map;const o=e.clientWidth,s=e.clientHeight,r=n("svg",{xmlns:"http://www.w3.org/2000/svg",width:"100%",height:"100%",viewBox:`0 0 ${o} ${s}`,preserveAspectRatio:"none",style:{position:"absolute",left:"0",top:"0",zIndex:"4"},part:"envelope"},e);this.svg=r;const l=n("polyline",{xmlns:"http://www.w3.org/2000/svg",points:`0,${s} ${o},${s}`,stroke:t.lineColor,"stroke-width":t.lineWidth,fill:"none",part:"polyline",style:t.dragLine?{cursor:"row-resize",pointerEvents:"stroke"}:{}},r);t.dragLine&&i(l,((t,e)=>{const{height:i}=r.viewBox.baseVal,{points:o}=l;for(let t=1;t<o.numberOfItems-1;t++){const n=o.getItem(t);n.y=Math.min(i,Math.max(0,n.y+e))}const n=r.querySelectorAll("ellipse");Array.from(n).forEach((t=>{const o=Math.min(i,Math.max(0,Number(t.getAttribute("cy"))+e));t.setAttribute("cy",o.toString())})),this.emit("line-move",e/i)})),r.addEventListener("dblclick",(t=>{const e=r.getBoundingClientRect(),i=t.clientX-e.left,o=t.clientY-e.top;this.emit("point-create",i/e.width,o/e.height)}));{let t;const e=()=>clearTimeout(t);r.addEventListener("touchstart",(i=>{1===i.touches.length?t=window.setTimeout((()=>{i.preventDefault();const t=r.getBoundingClientRect(),e=i.touches[0].clientX-t.left,o=i.touches[0].clientY-t.top;this.emit("point-create",e/t.width,o/t.height)}),500):e()})),r.addEventListener("touchmove",e),r.addEventListener("touchend",e)}}makeDraggable(t,e){i(t,e,(()=>t.style.cursor="grabbing"),(()=>t.style.cursor="grab"),1)}createCircle(t,e){const i=this.options.dragPointSize/2;return n("ellipse",{xmlns:"http://www.w3.org/2000/svg",cx:t.toString(),cy:e.toString(),r:i.toString(),fill:this.options.dragPointFill,stroke:this.options.dragPointStroke,"stroke-width":"2",style:{cursor:"grab",pointerEvents:"all"},part:"envelope-circle"},this.svg)}removePolyPoint(t){const e=this.polyPoints.get(t);if(!e)return;const{polyPoint:i,circle:o}=e,{points:n}=this.svg.querySelector("polyline"),s=Array.from(n).findIndex((t=>t.x===i.x&&t.y===i.y));n.removeItem(s),o.remove(),this.polyPoints.delete(t)}addPolyPoint(t,e,i){const{svg:o}=this,{width:n,height:s}=o.viewBox.baseVal,r=t*n,l=s-e*s,h=this.options.dragPointSize/2,a=o.createSVGPoint();a.x=t*n,a.y=s-e*s;const u=this.createCircle(r,l),{points:d}=o.querySelector("polyline"),c=Array.from(d).findIndex((t=>t.x>=r));d.insertItemBefore(a,Math.max(c,1)),this.polyPoints.set(i,{polyPoint:a,circle:u}),this.makeDraggable(u,((t,e)=>{const o=a.x+t,r=a.y+e;if(o<-h||r<-h||o>n+h||r>s+h)return void this.emit("point-dragout",i);const l=Array.from(d).find((t=>t.x>a.x)),c=Array.from(d).findLast((t=>t.x<a.x));l&&o>=l.x||c&&o<=c.x||(a.x=o,a.y=r,u.setAttribute("cx",o.toString()),u.setAttribute("cy",r.toString()),this.emit("point-move",i,o/n,r/s))}))}update(){const{svg:t}=this,e=t.viewBox.baseVal.width/t.clientWidth,i=t.viewBox.baseVal.height/t.clientHeight;t.querySelectorAll("ellipse").forEach((t=>{const o=this.options.dragPointSize/2,n=o*e,s=o*i;t.setAttribute("rx",n.toString()),t.setAttribute("ry",s.toString())}))}destroy(){this.polyPoints.clear(),this.svg.remove()}}class l extends e{constructor(t){super(t),this.polyline=null,this.throttleTimeout=null,this.volume=1,this.points=t.points||[],this.options=Object.assign({},s,t),this.options.lineColor=this.options.lineColor||s.lineColor,this.options.dragPointFill=this.options.dragPointFill||s.dragPointFill,this.options.dragPointStroke=this.options.dragPointStroke||s.dragPointStroke,this.options.dragPointSize=this.options.dragPointSize||s.dragPointSize}static create(t){return new l(t)}addPoint(t){var e;t.id||(t.id=Math.random().toString(36).slice(2));const i=this.points.findLastIndex((e=>e.time<t.time));this.points.splice(i+1,0,t),this.emitPoints();const o=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDuration();o&&this.addPolyPoint(t,o)}removePoint(t){var e;const i=this.points.indexOf(t);i>-1&&(this.points.splice(i,1),null===(e=this.polyline)||void 0===e||e.removePolyPoint(t),this.emitPoints())}getPoints(){return this.points}setPoints(t){this.points.slice().forEach((t=>this.removePoint(t))),t.forEach((t=>this.addPoint(t)))}destroy(){var t;null===(t=this.polyline)||void 0===t||t.destroy(),super.destroy()}getCurrentVolume(){return this.volume}setVolume(t){var e;this.volume=t,null===(e=this.wavesurfer)||void 0===e||e.setVolume(t)}onInit(){var t;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const{options:e}=this;e.volume=null!==(t=e.volume)&&void 0!==t?t:this.wavesurfer.getVolume(),this.setVolume(e.volume),this.subscriptions.push(this.wavesurfer.on("decode",(t=>{this.initPolyline(),this.points.forEach((e=>{this.addPolyPoint(e,t)}))})),this.wavesurfer.on("redraw",(()=>{var t;null===(t=this.polyline)||void 0===t||t.update()})),this.wavesurfer.on("timeupdate",(t=>{this.onTimeUpdate(t)})))}emitPoints(){this.throttleTimeout&&clearTimeout(this.throttleTimeout),this.throttleTimeout=setTimeout((()=>{this.emit("points-change",this.points)}),200)}initPolyline(){if(this.polyline&&this.polyline.destroy(),!this.wavesurfer)return;const t=this.wavesurfer.getWrapper();this.polyline=new r(this.options,t),this.subscriptions.push(this.polyline.on("point-move",((t,e,i)=>{var o;const n=(null===(o=this.wavesurfer)||void 0===o?void 0:o.getDuration())||0;t.time=e*n,t.volume=1-i,this.emitPoints()})),this.polyline.on("point-dragout",(t=>{this.removePoint(t)})),this.polyline.on("point-create",((t,e)=>{var i;this.addPoint({time:t*((null===(i=this.wavesurfer)||void 0===i?void 0:i.getDuration())||0),volume:1-e})})),this.polyline.on("line-move",(t=>{var e;this.points.forEach((e=>{e.volume=Math.min(1,Math.max(0,e.volume-t))})),this.emitPoints(),this.onTimeUpdate((null===(e=this.wavesurfer)||void 0===e?void 0:e.getCurrentTime())||0)})))}addPolyPoint(t,e){var i;null===(i=this.polyline)||void 0===i||i.addPolyPoint(t.time/e,t.volume,t)}onTimeUpdate(t){if(!this.wavesurfer)return;let e=this.points.find((e=>e.time>t));e||(e={time:this.wavesurfer.getDuration()||0,volume:0});let i=this.points.findLast((e=>e.time<=t));i||(i={time:0,volume:0});const o=e.time-i.time,n=e.volume-i.volume,s=i.volume+(t-i.time)*(n/o),r=Math.min(1,Math.max(0,s)),l=Math.round(100*r)/100;l!==this.getCurrentVolume()&&(this.setVolume(l),this.emit("volume-change",l))}}return l}));

2

dist/plugins/hover.esm.js

@@ -1,1 +0,1 @@

class e{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(e,t,s){if(this.listeners[e]||(this.listeners[e]=new Set),this.listeners[e].add(t),null==s?void 0:s.once){const s=()=>{this.removeEventListener(e,s),this.removeEventListener(e,t)};return this.addEventListener(e,s),s}return()=>this.removeEventListener(e,t)}removeEventListener(e,t){var s;null===(s=this.listeners[e])||void 0===s||s.delete(t)}once(e,t){return this.on(e,t,{once:!0})}unAll(){this.listeners={}}emit(e,...t){this.listeners[e]&&this.listeners[e].forEach((e=>e(...t)))}}class t extends e{constructor(e){super(),this.subscriptions=[],this.options=e}onInit(){}init(e){this.wavesurfer=e,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((e=>e()))}}const s={lineWidth:1,labelSize:11};class i extends t{constructor(e){super(e||{}),this.unsubscribe=()=>{},this.onPointerMove=e=>{if(!this.wavesurfer)return;const t=this.wavesurfer.getWrapper().getBoundingClientRect(),{width:s}=t,i=e.clientX-t.left,r=Math.min(1,Math.max(0,i/s)),n=Math.min(s-this.options.lineWidth-1,i);this.wrapper.style.transform=`translateX(${n}px)`,this.wrapper.style.opacity="1";const o=this.wavesurfer.getDuration()||0;this.label.textContent=this.formatTime(o*r);const a=this.label.offsetWidth;this.label.style.transform=n+a>s?`translateX(-${a+this.options.lineWidth}px)`:"",this.emit("hover",r)},this.onPointerLeave=()=>{this.wrapper.style.opacity="0"},this.options=Object.assign({},s,e),this.wrapper=document.createElement("div"),this.label=document.createElement("span"),this.wrapper.appendChild(this.label)}static create(e){return new i(e)}addUnits(e){return`${e}${"number"==typeof e?"px":""}`}onInit(){if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const e=this.wavesurfer.options,t=this.options.lineColor||e.cursorColor||e.progressColor;this.wrapper.setAttribute("part","hover"),Object.assign(this.wrapper.style,{position:"absolute",zIndex:10,left:0,top:0,height:"100%",pointerEvents:"none",borderLeft:`${this.addUnits(this.options.lineWidth)} solid ${t}`,opacity:"0",transition:"opacity .1s ease-in"}),this.label.setAttribute("part","hover-label"),Object.assign(this.label.style,{display:"block",backgroundColor:this.options.labelBackground,color:this.options.labelColor,fontSize:`${this.addUnits(this.options.labelSize)}`,transition:"transform .1s ease-in",padding:"2px 3px"});const s=this.wavesurfer.getWrapper();s.appendChild(this.wrapper),s.addEventListener("pointermove",this.onPointerMove),s.addEventListener("pointerleave",this.onPointerLeave),s.addEventListener("wheel",this.onPointerMove),this.unsubscribe=()=>{s.removeEventListener("pointermove",this.onPointerMove),s.removeEventListener("pointerleave",this.onPointerLeave),s.removeEventListener("wheel",this.onPointerLeave)}}formatTime(e){return`${Math.floor(e/60)}:${`0${Math.floor(e)%60}`.slice(-2)}`}destroy(){super.destroy(),this.unsubscribe(),this.wrapper.remove()}}export{i as default};
class e{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(e,t,s){if(this.listeners[e]||(this.listeners[e]=new Set),this.listeners[e].add(t),null==s?void 0:s.once){const s=()=>{this.removeEventListener(e,s),this.removeEventListener(e,t)};return this.addEventListener(e,s),s}return()=>this.removeEventListener(e,t)}removeEventListener(e,t){var s;null===(s=this.listeners[e])||void 0===s||s.delete(t)}once(e,t){return this.on(e,t,{once:!0})}unAll(){this.listeners={}}emit(e,...t){this.listeners[e]&&this.listeners[e].forEach((e=>e(...t)))}}class t extends e{constructor(e){super(),this.subscriptions=[],this.options=e}onInit(){}init(e){this.wavesurfer=e,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((e=>e()))}}function s(e,t){const i=t.xmlns?document.createElementNS(t.xmlns,e):document.createElement(e);for(const[e,n]of Object.entries(t))if("children"===e)for(const[e,n]of Object.entries(t))"string"==typeof n?i.appendChild(document.createTextNode(n)):i.appendChild(s(e,n));else"style"===e?Object.assign(i.style,n):"textContent"===e?i.textContent=n:i.setAttribute(e,n.toString());return i}function i(e,t,i){const n=s(e,t||{});return null==i||i.appendChild(n),n}const n={lineWidth:1,labelSize:11};class r extends t{constructor(e){super(e||{}),this.unsubscribe=()=>{},this.onPointerMove=e=>{if(!this.wavesurfer)return;const t=this.wavesurfer.getWrapper().getBoundingClientRect(),{width:s}=t,i=e.clientX-t.left,n=Math.min(1,Math.max(0,i/s)),r=Math.min(s-this.options.lineWidth-1,i);this.wrapper.style.transform=`translateX(${r}px)`,this.wrapper.style.opacity="1";const o=this.wavesurfer.getDuration()||0;this.label.textContent=this.formatTime(o*n);const a=this.label.offsetWidth;this.label.style.transform=r+a>s?`translateX(-${a+this.options.lineWidth}px)`:"",this.emit("hover",n)},this.onPointerLeave=()=>{this.wrapper.style.opacity="0"},this.options=Object.assign({},n,e),this.wrapper=i("div",{part:"hover"}),this.label=i("span",{part:"hover-label"},this.wrapper)}static create(e){return new r(e)}addUnits(e){return`${e}${"number"==typeof e?"px":""}`}onInit(){if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const e=this.wavesurfer.options,t=this.options.lineColor||e.cursorColor||e.progressColor;Object.assign(this.wrapper.style,{position:"absolute",zIndex:10,left:0,top:0,height:"100%",pointerEvents:"none",borderLeft:`${this.addUnits(this.options.lineWidth)} solid ${t}`,opacity:"0",transition:"opacity .1s ease-in"}),Object.assign(this.label.style,{display:"block",backgroundColor:this.options.labelBackground,color:this.options.labelColor,fontSize:`${this.addUnits(this.options.labelSize)}`,transition:"transform .1s ease-in",padding:"2px 3px"});const s=this.wavesurfer.getWrapper();s.appendChild(this.wrapper),s.addEventListener("pointermove",this.onPointerMove),s.addEventListener("pointerleave",this.onPointerLeave),s.addEventListener("wheel",this.onPointerMove),this.unsubscribe=()=>{s.removeEventListener("pointermove",this.onPointerMove),s.removeEventListener("pointerleave",this.onPointerLeave),s.removeEventListener("wheel",this.onPointerLeave)}}formatTime(e){return`${Math.floor(e/60)}:${`0${Math.floor(e)%60}`.slice(-2)}`}destroy(){super.destroy(),this.unsubscribe(),this.wrapper.remove()}}export{r as default};

2

dist/plugins/hover.js

@@ -1,1 +0,1 @@

class e{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(e,t,s){if(this.listeners[e]||(this.listeners[e]=new Set),this.listeners[e].add(t),null==s?void 0:s.once){const s=()=>{this.removeEventListener(e,s),this.removeEventListener(e,t)};return this.addEventListener(e,s),s}return()=>this.removeEventListener(e,t)}removeEventListener(e,t){var s;null===(s=this.listeners[e])||void 0===s||s.delete(t)}once(e,t){return this.on(e,t,{once:!0})}unAll(){this.listeners={}}emit(e,...t){this.listeners[e]&&this.listeners[e].forEach((e=>e(...t)))}}class t extends e{constructor(e){super(),this.subscriptions=[],this.options=e}onInit(){}init(e){this.wavesurfer=e,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((e=>e()))}}const s={lineWidth:1,labelSize:11};class i extends t{constructor(e){super(e||{}),this.unsubscribe=()=>{},this.onPointerMove=e=>{if(!this.wavesurfer)return;const t=this.wavesurfer.getWrapper().getBoundingClientRect(),{width:s}=t,i=e.clientX-t.left,r=Math.min(1,Math.max(0,i/s)),n=Math.min(s-this.options.lineWidth-1,i);this.wrapper.style.transform=`translateX(${n}px)`,this.wrapper.style.opacity="1";const o=this.wavesurfer.getDuration()||0;this.label.textContent=this.formatTime(o*r);const a=this.label.offsetWidth;this.label.style.transform=n+a>s?`translateX(-${a+this.options.lineWidth}px)`:"",this.emit("hover",r)},this.onPointerLeave=()=>{this.wrapper.style.opacity="0"},this.options=Object.assign({},s,e),this.wrapper=document.createElement("div"),this.label=document.createElement("span"),this.wrapper.appendChild(this.label)}static create(e){return new i(e)}addUnits(e){return`${e}${"number"==typeof e?"px":""}`}onInit(){if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const e=this.wavesurfer.options,t=this.options.lineColor||e.cursorColor||e.progressColor;this.wrapper.setAttribute("part","hover"),Object.assign(this.wrapper.style,{position:"absolute",zIndex:10,left:0,top:0,height:"100%",pointerEvents:"none",borderLeft:`${this.addUnits(this.options.lineWidth)} solid ${t}`,opacity:"0",transition:"opacity .1s ease-in"}),this.label.setAttribute("part","hover-label"),Object.assign(this.label.style,{display:"block",backgroundColor:this.options.labelBackground,color:this.options.labelColor,fontSize:`${this.addUnits(this.options.labelSize)}`,transition:"transform .1s ease-in",padding:"2px 3px"});const s=this.wavesurfer.getWrapper();s.appendChild(this.wrapper),s.addEventListener("pointermove",this.onPointerMove),s.addEventListener("pointerleave",this.onPointerLeave),s.addEventListener("wheel",this.onPointerMove),this.unsubscribe=()=>{s.removeEventListener("pointermove",this.onPointerMove),s.removeEventListener("pointerleave",this.onPointerLeave),s.removeEventListener("wheel",this.onPointerLeave)}}formatTime(e){return`${Math.floor(e/60)}:${`0${Math.floor(e)%60}`.slice(-2)}`}destroy(){super.destroy(),this.unsubscribe(),this.wrapper.remove()}}export{i as default};
class e{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(e,t,s){if(this.listeners[e]||(this.listeners[e]=new Set),this.listeners[e].add(t),null==s?void 0:s.once){const s=()=>{this.removeEventListener(e,s),this.removeEventListener(e,t)};return this.addEventListener(e,s),s}return()=>this.removeEventListener(e,t)}removeEventListener(e,t){var s;null===(s=this.listeners[e])||void 0===s||s.delete(t)}once(e,t){return this.on(e,t,{once:!0})}unAll(){this.listeners={}}emit(e,...t){this.listeners[e]&&this.listeners[e].forEach((e=>e(...t)))}}class t extends e{constructor(e){super(),this.subscriptions=[],this.options=e}onInit(){}init(e){this.wavesurfer=e,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((e=>e()))}}function s(e,t){const i=t.xmlns?document.createElementNS(t.xmlns,e):document.createElement(e);for(const[e,n]of Object.entries(t))if("children"===e)for(const[e,n]of Object.entries(t))"string"==typeof n?i.appendChild(document.createTextNode(n)):i.appendChild(s(e,n));else"style"===e?Object.assign(i.style,n):"textContent"===e?i.textContent=n:i.setAttribute(e,n.toString());return i}function i(e,t,i){const n=s(e,t||{});return null==i||i.appendChild(n),n}const n={lineWidth:1,labelSize:11};class r extends t{constructor(e){super(e||{}),this.unsubscribe=()=>{},this.onPointerMove=e=>{if(!this.wavesurfer)return;const t=this.wavesurfer.getWrapper().getBoundingClientRect(),{width:s}=t,i=e.clientX-t.left,n=Math.min(1,Math.max(0,i/s)),r=Math.min(s-this.options.lineWidth-1,i);this.wrapper.style.transform=`translateX(${r}px)`,this.wrapper.style.opacity="1";const o=this.wavesurfer.getDuration()||0;this.label.textContent=this.formatTime(o*n);const a=this.label.offsetWidth;this.label.style.transform=r+a>s?`translateX(-${a+this.options.lineWidth}px)`:"",this.emit("hover",n)},this.onPointerLeave=()=>{this.wrapper.style.opacity="0"},this.options=Object.assign({},n,e),this.wrapper=i("div",{part:"hover"}),this.label=i("span",{part:"hover-label"},this.wrapper)}static create(e){return new r(e)}addUnits(e){return`${e}${"number"==typeof e?"px":""}`}onInit(){if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const e=this.wavesurfer.options,t=this.options.lineColor||e.cursorColor||e.progressColor;Object.assign(this.wrapper.style,{position:"absolute",zIndex:10,left:0,top:0,height:"100%",pointerEvents:"none",borderLeft:`${this.addUnits(this.options.lineWidth)} solid ${t}`,opacity:"0",transition:"opacity .1s ease-in"}),Object.assign(this.label.style,{display:"block",backgroundColor:this.options.labelBackground,color:this.options.labelColor,fontSize:`${this.addUnits(this.options.labelSize)}`,transition:"transform .1s ease-in",padding:"2px 3px"});const s=this.wavesurfer.getWrapper();s.appendChild(this.wrapper),s.addEventListener("pointermove",this.onPointerMove),s.addEventListener("pointerleave",this.onPointerLeave),s.addEventListener("wheel",this.onPointerMove),this.unsubscribe=()=>{s.removeEventListener("pointermove",this.onPointerMove),s.removeEventListener("pointerleave",this.onPointerLeave),s.removeEventListener("wheel",this.onPointerLeave)}}formatTime(e){return`${Math.floor(e/60)}:${`0${Math.floor(e)%60}`.slice(-2)}`}destroy(){super.destroy(),this.unsubscribe(),this.wrapper.remove()}}export{r as default};

2

dist/plugins/hover.min.js

@@ -1,1 +0,1 @@

!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):((e="undefined"!=typeof globalThis?globalThis:e||self).WaveSurfer=e.WaveSurfer||{},e.WaveSurfer.Hover=t())}(this,(function(){"use strict";class e{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(e,t,i){if(this.listeners[e]||(this.listeners[e]=new Set),this.listeners[e].add(t),null==i?void 0:i.once){const i=()=>{this.removeEventListener(e,i),this.removeEventListener(e,t)};return this.addEventListener(e,i),i}return()=>this.removeEventListener(e,t)}removeEventListener(e,t){var i;null===(i=this.listeners[e])||void 0===i||i.delete(t)}once(e,t){return this.on(e,t,{once:!0})}unAll(){this.listeners={}}emit(e,...t){this.listeners[e]&&this.listeners[e].forEach((e=>e(...t)))}}class t extends e{constructor(e){super(),this.subscriptions=[],this.options=e}onInit(){}init(e){this.wavesurfer=e,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((e=>e()))}}const i={lineWidth:1,labelSize:11};class s extends t{constructor(e){super(e||{}),this.unsubscribe=()=>{},this.onPointerMove=e=>{if(!this.wavesurfer)return;const t=this.wavesurfer.getWrapper().getBoundingClientRect(),{width:i}=t,s=e.clientX-t.left,n=Math.min(1,Math.max(0,s/i)),r=Math.min(i-this.options.lineWidth-1,s);this.wrapper.style.transform=`translateX(${r}px)`,this.wrapper.style.opacity="1";const o=this.wavesurfer.getDuration()||0;this.label.textContent=this.formatTime(o*n);const a=this.label.offsetWidth;this.label.style.transform=r+a>i?`translateX(-${a+this.options.lineWidth}px)`:"",this.emit("hover",n)},this.onPointerLeave=()=>{this.wrapper.style.opacity="0"},this.options=Object.assign({},i,e),this.wrapper=document.createElement("div"),this.label=document.createElement("span"),this.wrapper.appendChild(this.label)}static create(e){return new s(e)}addUnits(e){return`${e}${"number"==typeof e?"px":""}`}onInit(){if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const e=this.wavesurfer.options,t=this.options.lineColor||e.cursorColor||e.progressColor;this.wrapper.setAttribute("part","hover"),Object.assign(this.wrapper.style,{position:"absolute",zIndex:10,left:0,top:0,height:"100%",pointerEvents:"none",borderLeft:`${this.addUnits(this.options.lineWidth)} solid ${t}`,opacity:"0",transition:"opacity .1s ease-in"}),this.label.setAttribute("part","hover-label"),Object.assign(this.label.style,{display:"block",backgroundColor:this.options.labelBackground,color:this.options.labelColor,fontSize:`${this.addUnits(this.options.labelSize)}`,transition:"transform .1s ease-in",padding:"2px 3px"});const i=this.wavesurfer.getWrapper();i.appendChild(this.wrapper),i.addEventListener("pointermove",this.onPointerMove),i.addEventListener("pointerleave",this.onPointerLeave),i.addEventListener("wheel",this.onPointerMove),this.unsubscribe=()=>{i.removeEventListener("pointermove",this.onPointerMove),i.removeEventListener("pointerleave",this.onPointerLeave),i.removeEventListener("wheel",this.onPointerLeave)}}formatTime(e){return`${Math.floor(e/60)}:${`0${Math.floor(e)%60}`.slice(-2)}`}destroy(){super.destroy(),this.unsubscribe(),this.wrapper.remove()}}return s}));
!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):((e="undefined"!=typeof globalThis?globalThis:e||self).WaveSurfer=e.WaveSurfer||{},e.WaveSurfer.Hover=t())}(this,(function(){"use strict";class e{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(e,t,s){if(this.listeners[e]||(this.listeners[e]=new Set),this.listeners[e].add(t),null==s?void 0:s.once){const s=()=>{this.removeEventListener(e,s),this.removeEventListener(e,t)};return this.addEventListener(e,s),s}return()=>this.removeEventListener(e,t)}removeEventListener(e,t){var s;null===(s=this.listeners[e])||void 0===s||s.delete(t)}once(e,t){return this.on(e,t,{once:!0})}unAll(){this.listeners={}}emit(e,...t){this.listeners[e]&&this.listeners[e].forEach((e=>e(...t)))}}class t extends e{constructor(e){super(),this.subscriptions=[],this.options=e}onInit(){}init(e){this.wavesurfer=e,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((e=>e()))}}function s(e,t){const i=t.xmlns?document.createElementNS(t.xmlns,e):document.createElement(e);for(const[e,n]of Object.entries(t))if("children"===e)for(const[e,n]of Object.entries(t))"string"==typeof n?i.appendChild(document.createTextNode(n)):i.appendChild(s(e,n));else"style"===e?Object.assign(i.style,n):"textContent"===e?i.textContent=n:i.setAttribute(e,n.toString());return i}function i(e,t,i){const n=s(e,t||{});return null==i||i.appendChild(n),n}const n={lineWidth:1,labelSize:11};class r extends t{constructor(e){super(e||{}),this.unsubscribe=()=>{},this.onPointerMove=e=>{if(!this.wavesurfer)return;const t=this.wavesurfer.getWrapper().getBoundingClientRect(),{width:s}=t,i=e.clientX-t.left,n=Math.min(1,Math.max(0,i/s)),r=Math.min(s-this.options.lineWidth-1,i);this.wrapper.style.transform=`translateX(${r}px)`,this.wrapper.style.opacity="1";const o=this.wavesurfer.getDuration()||0;this.label.textContent=this.formatTime(o*n);const a=this.label.offsetWidth;this.label.style.transform=r+a>s?`translateX(-${a+this.options.lineWidth}px)`:"",this.emit("hover",n)},this.onPointerLeave=()=>{this.wrapper.style.opacity="0"},this.options=Object.assign({},n,e),this.wrapper=i("div",{part:"hover"}),this.label=i("span",{part:"hover-label"},this.wrapper)}static create(e){return new r(e)}addUnits(e){return`${e}${"number"==typeof e?"px":""}`}onInit(){if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const e=this.wavesurfer.options,t=this.options.lineColor||e.cursorColor||e.progressColor;Object.assign(this.wrapper.style,{position:"absolute",zIndex:10,left:0,top:0,height:"100%",pointerEvents:"none",borderLeft:`${this.addUnits(this.options.lineWidth)} solid ${t}`,opacity:"0",transition:"opacity .1s ease-in"}),Object.assign(this.label.style,{display:"block",backgroundColor:this.options.labelBackground,color:this.options.labelColor,fontSize:`${this.addUnits(this.options.labelSize)}`,transition:"transform .1s ease-in",padding:"2px 3px"});const s=this.wavesurfer.getWrapper();s.appendChild(this.wrapper),s.addEventListener("pointermove",this.onPointerMove),s.addEventListener("pointerleave",this.onPointerLeave),s.addEventListener("wheel",this.onPointerMove),this.unsubscribe=()=>{s.removeEventListener("pointermove",this.onPointerMove),s.removeEventListener("pointerleave",this.onPointerLeave),s.removeEventListener("wheel",this.onPointerLeave)}}formatTime(e){return`${Math.floor(e/60)}:${`0${Math.floor(e)%60}`.slice(-2)}`}destroy(){super.destroy(),this.unsubscribe(),this.wrapper.remove()}}return r}));

2

dist/plugins/minimap.esm.js

@@ -1,1 +0,1 @@

class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,s){return new(i||(i=Promise))((function(n,r){function o(t){try{h(s.next(t))}catch(t){r(t)}}function a(t){try{h(s.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?n(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((s=s.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;const s={decode:function(t,e){return i(this,void 0,void 0,(function*(){const i=new AudioContext({sampleRate:e});return i.decodeAudioData(t).finally((()=>i.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let s=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>s&&(s=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=s}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};const n={fetchBlob:function(t,e,s){return i(this,void 0,void 0,(function*(){const n=yield fetch(t,s);if(!n.ok)throw new Error(`Failed to fetch ${t}: ${n.status} (${n.statusText})`);return function(t,e){i(this,void 0,void 0,(function*(){if(!t.body||!t.headers)return;const s=t.body.getReader(),n=Number(t.headers.get("Content-Length"))||0;let r=0;const o=t=>i(this,void 0,void 0,(function*(){r+=(null==t?void 0:t.length)||0;const i=Math.round(r/n*100);e(i)})),a=()=>i(this,void 0,void 0,(function*(){let t;try{t=yield s.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(n.clone(),e),n.blob()}))}};class r extends t{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onceMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}))}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e)}onceMediaEvent(t,e){return this.onMediaEvent(t,e,{once:!0})}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}setSrc(t,e){if(this.getSrc()===t)return;this.revokeSrc();const i=e instanceof Blob?URL.createObjectURL(e):t;this.media.src=i}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return this.media.play()}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class o extends t{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.isDragging=!1,this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[s,n]=this.initHtml();i.appendChild(s),this.container=s,this.scrollContainer=n.querySelector(".scroll"),this.wrapper=n.querySelector(".wrapper"),this.canvasWrapper=n.querySelector(".canvases"),this.progressWrapper=n.querySelector(".progress"),this.cursor=n.querySelector(".cursor"),e&&n.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,s=t.clientX-e.left;return[i/e.width,s/e.height]};this.wrapper.addEventListener("click",(e=>{const[i,s]=t(e);this.emit("click",i,s)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,s]=t(e);this.emit("dblclick",i,s)})),this.options.dragToSeek&&this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,s=t/e,n=(t+i)/e;this.emit("scroll",s,n)}));const e=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{e((()=>this.reRender()))})),this.resizeObserver.observe(this.scrollContainer)}initDrag(){!function(t,e,i,s,n=3,r=0){if(!t)return()=>{};let o=()=>{};const a=a=>{if(a.button!==r)return;a.preventDefault(),a.stopPropagation();let h=a.clientX,l=a.clientY,d=!1;const c=s=>{s.preventDefault(),s.stopPropagation();const r=s.clientX,o=s.clientY,a=r-h,c=o-l;if(d||Math.abs(a)>n||Math.abs(c)>n){const s=t.getBoundingClientRect(),{left:n,top:u}=s;d||(null==i||i(h-n,l-u),d=!0),e(a,c,r-n,o-u),h=r,l=o}},u=()=>{d&&(null==s||s()),o()},p=t=>{d&&(t.stopPropagation(),t.preventDefault())},m=t=>{d&&t.preventDefault()};document.addEventListener("pointermove",c),document.addEventListener("pointerup",u),document.addEventListener("pointerout",u),document.addEventListener("pointercancel",u),document.addEventListener("touchmove",m,{passive:!1}),document.addEventListener("click",p,{capture:!0}),o=()=>{document.removeEventListener("pointermove",c),document.removeEventListener("pointerup",u),document.removeEventListener("pointerout",u),document.removeEventListener("pointercancel",u),document.removeEventListener("touchmove",m),setTimeout((()=>{document.removeEventListener("click",p,{capture:!0})}),10)}};t.addEventListener("pointerdown",a)}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(()=>this.isDragging=!0),(()=>this.isDragging=!1))}getHeight(t){return null==t?128:isNaN(Number(t))?"auto"===t&&this.parent.clientHeight||128:Number(t)}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}t.dragToSeek&&!this.options.dragToSeek&&this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getScroll(){return this.scrollContainer.scrollLeft}destroy(){var t;this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect()}createDelay(t=10){const e={};return this.timeouts.push(e),i=>{e.timeout&&clearTimeout(e.timeout),e.timeout=setTimeout(i,t)}}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),s=e.height*(window.devicePixelRatio||1),n=i.createLinearGradient(0,0,0,s),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;n.addColorStop(i,t)})),n}renderBarWaveform(t,e,i,s){const n=t[0],r=t[1]||t[0],o=n.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,v=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let f=0,g=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>f){const t=Math.round(g*l*s),n=t+Math.round(b*l*s)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-n),i[v](f*(c+u),r,c,n,p),f=o,g=0,b=0}const a=Math.abs(n[t]||0),d=Math.abs(r[t]||0);a>g&&(g=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,s){const n=e=>{const n=t[e]||t[0],r=n.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*s)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(n[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),n(0),n(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let s=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);s=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,s):this.renderLineWaveform(t,e,i,s)}renderSingleCanvas(t,e,i,s,n,r,o,a){const h=window.devicePixelRatio||1,l=document.createElement("canvas"),d=t[0].length;l.width=Math.round(i*(r-n)/d),l.height=s*h,l.style.width=`${Math.floor(l.width/h)}px`,l.style.height=`${s}px`,l.style.left=`${Math.floor(n*i/h/d)}px`,o.appendChild(l);const c=l.getContext("2d");if(this.renderWaveform(t.map((t=>t.slice(n,r))),e,c),l.width>0&&l.height>0){const t=l.cloneNode(),i=t.getContext("2d");i.drawImage(l,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,l.width,l.height),a.appendChild(t)}}renderChannel(t,e,i){const s=document.createElement("div"),n=this.getHeight(e.height);s.style.height=`${n}px`,this.canvasWrapper.style.minHeight=`${n}px`,this.canvasWrapper.appendChild(s);const r=s.cloneNode();this.progressWrapper.appendChild(r);const{scrollLeft:a,scrollWidth:h,clientWidth:l}=this.scrollContainer,d=t[0].length,c=d/h;let u=Math.min(o.MAX_CANVAS_WIDTH,l);if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);u%i!=0&&(u=Math.floor(u/i)*i)}const p=Math.floor(Math.abs(a)*c),m=Math.floor(p+u*c),v=m-p,f=(o,a)=>{this.renderSingleCanvas(t,e,i,n,Math.max(0,o),Math.min(a,d),s,r)},g=this.createDelay(),b=this.createDelay(),y=(t,e)=>{f(t,e),t>0&&g((()=>{y(t-v,e-v)}))},C=(t,e)=>{f(t,e),e<d&&b((()=>{C(t+v,e+v)}))};y(p,m),m<d&&C(m,m+v)}render(t){this.timeouts.forEach((t=>t.timeout&&clearTimeout(t.timeout))),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const e=window.devicePixelRatio||1,i=this.scrollContainer.clientWidth,s=Math.ceil(t.duration*(this.options.minPxPerSec||0));this.isScrollable=s>i;const n=this.options.fillParent&&!this.isScrollable,r=(n?i:s)*e;if(this.wrapper.style.width=n?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.options.splitChannels)for(let e=0;e<t.numberOfChannels;e++){const i=Object.assign(Object.assign({},this.options),this.options.splitChannels[e]);this.renderChannel([t.getChannelData(e)],i,r)}else{const e=[t.getChannelData(0)];t.numberOfChannels>1&&e.push(t.getChannelData(1)),this.renderChannel(e,this.options,r)}this.audioData=t,this.emit("render")}reRender(){if(!this.audioData)return;const{scrollWidth:t}=this.scrollContainer,e=this.progressWrapper.clientWidth;if(this.render(this.audioData),this.isScrollable&&t!==this.scrollContainer.scrollWidth){const t=this.progressWrapper.clientWidth;this.scrollContainer.scrollLeft+=t-e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:s,clientWidth:n}=this.scrollContainer,r=t*s,o=i,a=i+n,h=n/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/s,i=(t+n)/s;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.marginLeft=100===Math.round(i)?`-${this.options.cursorWidth}px`:"",this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(t,e,s){return i(this,void 0,void 0,(function*(){const i=this.canvasWrapper.querySelectorAll("canvas");if(!i.length)throw new Error("No waveform data");if("dataURL"===s){const s=Array.from(i).map((i=>i.toDataURL(t,e)));return Promise.resolve(s)}return Promise.all(Array.from(i).map((i=>new Promise(((s,n)=>{i.toBlob((t=>{t?s(t):n(new Error("Could not export image"))}),t,e)})))))}))}}o.MAX_CANVAS_WIDTH=4e3;class a extends t{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class h extends t{constructor(t=new AudioContext){super(),this.bufferNode=null,this.autoplay=!1,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return i(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){this.currentSrc=t,fetch(t).then((t=>t.arrayBuffer())).then((t=>this.audioContext.decodeAudioData(t))).then((t=>{this.buffer=t,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play()}))}_play(){var t;this.paused&&(this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.bufferNode.buffer=this.buffer,this.bufferNode.connect(this.gainNode),this.playedDuration>=this.duration&&(this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,this.playedDuration),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))})}_pause(){var t;this.paused||(this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime)}play(){return i(this,void 0,void 0,(function*(){this._play(),this.emit("play")}))}pause(){this._pause(),this.emit("pause")}stopAt(t){var e,i;const s=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+s),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(t){return i(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(t)}))}get playbackRate(){var t,e;return null!==(e=null===(t=this.bufferNode)||void 0===t?void 0:t.playbackRate.value)&&void 0!==e?e:1}set playbackRate(t){this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return this.paused?this.playedDuration:this.playedDuration+this.audioContext.currentTime-this.playStartTime}set currentTime(t){this.emit("seeking"),this.paused?this.playedDuration=t:(this._pause(),this.playedDuration=t,this._play()),this.emit("timeupdate")}get duration(){var t;return(null===(t=this.buffer)||void 0===t?void 0:t.duration)||0}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}getGainNode(){return this.gainNode}}const l={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class d extends r{static create(t){return new d(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new h:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.options=Object.assign({},l,t),this.timer=new a;const i=e?void 0:this.getMediaElement();this.renderer=new o(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const s=this.options.url||this.getSrc()||"";(s||this.options.peaks&&this.options.duration)&&this.load(s,this.options.peaks,this.options.duration)}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{const t=this.getCurrentTime();this.renderer.renderProgress(t/this.getDuration(),!0),this.emit("timeupdate",t),this.emit("audioprocess",t)})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.getCurrentTime();this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{this.options.interact&&(this.renderer.renderProgress(e),clearTimeout(t),t=setTimeout((()=>{this.seekTo(e)}),this.isPlaying()?0:200),this.emit("interaction",e*this.getDuration()),this.emit("drag",e))})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t.init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getScroll(){return this.renderer.getScroll()}getActivePlugins(){return this.plugins}loadAudio(t,e,r,o){return i(this,void 0,void 0,(function*(){if(this.emit("load",t),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!e&&!r){const i=t=>this.emit("loading",t);e=yield n.fetchBlob(t,i,this.options.fetchParams)}this.setSrc(t,e);const i=(yield Promise.resolve(o||this.getDuration()))||(yield new Promise((t=>{this.onceMediaEvent("loadedmetadata",(()=>t(this.getDuration())))})));if(r)this.decodedData=s.createBuffer(r,i||0);else if(e){const t=yield e.arrayBuffer();this.decodedData=yield s.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(t,e,s){return i(this,void 0,void 0,(function*(){yield this.loadAudio(t,void 0,e,s)}))}loadBlob(t,e,s){return i(this,void 0,void 0,(function*(){yield this.loadAudio("blob",t,e,s)}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const s=Math.min(t,this.decodedData.numberOfChannels),n=[];for(let t=0;t<s;t++){const s=this.decodedData.getChannelData(t),r=[],o=Math.round(s.length/e);for(let t=0;t<e;t++){const e=s.slice(t*o,(t+1)*o);let n=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(n)&&(n=i)}r.push(Math.round(n*i)/i)}n.push(r)}return n}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return i(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(t="image/png",e=1,s="dataURL"){return i(this,void 0,void 0,(function*(){return this.renderer.exportImage(t,e,s)}))}destroy(){this.emit("destroy"),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}const c={height:50,overlayColor:"rgba(100, 100, 100, 0.1)",insertPosition:"afterend"};class u extends e{constructor(t){super(t),this.miniWavesurfer=null,this.container=null,this.options=Object.assign({},c,t),this.minimapWrapper=this.initMinimapWrapper(),this.overlay=this.initOverlay()}static create(t){return new u(t)}onInit(){var t,e;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.options.container?("string"==typeof this.options.container?this.container=document.querySelector(this.options.container):this.options.container instanceof HTMLElement&&(this.container=this.options.container),null===(t=this.container)||void 0===t||t.appendChild(this.minimapWrapper)):(this.container=this.wavesurfer.getWrapper().parentElement,null===(e=this.container)||void 0===e||e.insertAdjacentElement(this.options.insertPosition,this.minimapWrapper)),this.initWaveSurferEvents()}initMinimapWrapper(){const t=document.createElement("div");return t.style.position="relative",t.setAttribute("part","minimap"),t}initOverlay(){const t=document.createElement("div");return t.setAttribute("style","position: absolute; z-index: 2; left: 0; top: 0; bottom: 0; transition: left 100ms ease-out; pointer-events: none;"),t.style.backgroundColor=this.options.overlayColor,this.minimapWrapper.appendChild(t),t}initMinimap(){if(this.miniWavesurfer&&(this.miniWavesurfer.destroy(),this.miniWavesurfer=null),!this.wavesurfer)return;const t=this.wavesurfer.getDecodedData(),e=this.wavesurfer.getMediaElement();if(!t||!e)return;const i=[];for(let e=0;e<t.numberOfChannels;e++)i.push(t.getChannelData(e));this.miniWavesurfer=d.create(Object.assign(Object.assign({},this.options),{container:this.minimapWrapper,minPxPerSec:0,fillParent:!0,media:e,peaks:i,duration:t.duration})),this.subscriptions.push(this.miniWavesurfer.on("ready",(()=>{this.emit("ready")})),this.miniWavesurfer.on("interaction",(()=>{this.emit("interaction")})))}getOverlayWidth(){var t;const e=(null===(t=this.wavesurfer)||void 0===t?void 0:t.getWrapper().clientWidth)||1;return Math.round(this.minimapWrapper.clientWidth/e*100)}onRedraw(){const t=this.getOverlayWidth();this.overlay.style.width=`${t}%`}onScroll(t){if(!this.wavesurfer)return;const e=this.wavesurfer.getDuration();this.overlay.style.left=t/e*100+"%"}initWaveSurferEvents(){this.wavesurfer&&this.subscriptions.push(this.wavesurfer.on("decode",(()=>{this.initMinimap()})),this.wavesurfer.on("scroll",(t=>{this.onScroll(t)})),this.wavesurfer.on("redraw",(()=>{this.onRedraw()})))}destroy(){var t;null===(t=this.miniWavesurfer)||void 0===t||t.destroy(),this.minimapWrapper.remove(),super.destroy()}}export{u as default};
class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,s){return new(i||(i=Promise))((function(n,r){function o(t){try{h(s.next(t))}catch(t){r(t)}}function a(t){try{h(s.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?n(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((s=s.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;const s={decode:function(t,e){return i(this,void 0,void 0,(function*(){const i=new AudioContext({sampleRate:e});return i.decodeAudioData(t).finally((()=>i.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let s=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>s&&(s=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=s}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};const n={fetchBlob:function(t,e,s){return i(this,void 0,void 0,(function*(){const n=yield fetch(t,s);if(!n.ok)throw new Error(`Failed to fetch ${t}: ${n.status} (${n.statusText})`);return function(t,e){i(this,void 0,void 0,(function*(){if(!t.body||!t.headers)return;const s=t.body.getReader(),n=Number(t.headers.get("Content-Length"))||0;let r=0;const o=t=>i(this,void 0,void 0,(function*(){r+=(null==t?void 0:t.length)||0;const i=Math.round(r/n*100);e(i)})),a=()=>i(this,void 0,void 0,(function*(){let t;try{t=yield s.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(n.clone(),e),n.blob()}))}};class r extends t{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onceMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}))}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e)}onceMediaEvent(t,e){return this.onMediaEvent(t,e,{once:!0})}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}setSrc(t,e){if(this.getSrc()===t)return;this.revokeSrc();const i=e instanceof Blob?URL.createObjectURL(e):t;this.media.src=i}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return this.media.play()}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class o extends t{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.isDragging=!1,this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[s,n]=this.initHtml();i.appendChild(s),this.container=s,this.scrollContainer=n.querySelector(".scroll"),this.wrapper=n.querySelector(".wrapper"),this.canvasWrapper=n.querySelector(".canvases"),this.progressWrapper=n.querySelector(".progress"),this.cursor=n.querySelector(".cursor"),e&&n.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,s=t.clientX-e.left;return[i/e.width,s/e.height]};this.wrapper.addEventListener("click",(e=>{const[i,s]=t(e);this.emit("click",i,s)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,s]=t(e);this.emit("dblclick",i,s)})),this.options.dragToSeek&&this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,s=t/e,n=(t+i)/e;this.emit("scroll",s,n)}));const e=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{e((()=>this.reRender()))})),this.resizeObserver.observe(this.scrollContainer)}initDrag(){!function(t,e,i,s,n=3,r=0){if(!t)return()=>{};let o=()=>{};const a=a=>{if(a.button!==r)return;a.preventDefault(),a.stopPropagation();let h=a.clientX,l=a.clientY,d=!1;const c=s=>{s.preventDefault(),s.stopPropagation();const r=s.clientX,o=s.clientY,a=r-h,c=o-l;if(d||Math.abs(a)>n||Math.abs(c)>n){const s=t.getBoundingClientRect(),{left:n,top:u}=s;d||(null==i||i(h-n,l-u),d=!0),e(a,c,r-n,o-u),h=r,l=o}},u=()=>{d&&(null==s||s()),o()},p=t=>{d&&(t.stopPropagation(),t.preventDefault())},m=t=>{d&&t.preventDefault()};document.addEventListener("pointermove",c),document.addEventListener("pointerup",u),document.addEventListener("pointerout",u),document.addEventListener("pointercancel",u),document.addEventListener("touchmove",m,{passive:!1}),document.addEventListener("click",p,{capture:!0}),o=()=>{document.removeEventListener("pointermove",c),document.removeEventListener("pointerup",u),document.removeEventListener("pointerout",u),document.removeEventListener("pointercancel",u),document.removeEventListener("touchmove",m),setTimeout((()=>{document.removeEventListener("click",p,{capture:!0})}),10)}};t.addEventListener("pointerdown",a)}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(()=>this.isDragging=!0),(()=>this.isDragging=!1))}getHeight(t){return null==t?128:isNaN(Number(t))?"auto"===t&&this.parent.clientHeight||128:Number(t)}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}t.dragToSeek&&!this.options.dragToSeek&&this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getScroll(){return this.scrollContainer.scrollLeft}destroy(){var t;this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect()}createDelay(t=10){const e={};return this.timeouts.push(e),i=>{e.timeout&&clearTimeout(e.timeout),e.timeout=setTimeout(i,t)}}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),s=e.height*(window.devicePixelRatio||1),n=i.createLinearGradient(0,0,0,s),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;n.addColorStop(i,t)})),n}renderBarWaveform(t,e,i,s){const n=t[0],r=t[1]||t[0],o=n.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,v=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let f=0,g=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>f){const t=Math.round(g*l*s),n=t+Math.round(b*l*s)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-n),i[v](f*(c+u),r,c,n,p),f=o,g=0,b=0}const a=Math.abs(n[t]||0),d=Math.abs(r[t]||0);a>g&&(g=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,s){const n=e=>{const n=t[e]||t[0],r=n.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*s)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(n[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),n(0),n(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let s=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);s=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,s):this.renderLineWaveform(t,e,i,s)}renderSingleCanvas(t,e,i,s,n,r,o,a){const h=window.devicePixelRatio||1,l=document.createElement("canvas"),d=t[0].length;l.width=Math.round(i*(r-n)/d),l.height=s*h,l.style.width=`${Math.floor(l.width/h)}px`,l.style.height=`${s}px`,l.style.left=`${Math.floor(n*i/h/d)}px`,o.appendChild(l);const c=l.getContext("2d");if(this.renderWaveform(t.map((t=>t.slice(n,r))),e,c),l.width>0&&l.height>0){const t=l.cloneNode(),i=t.getContext("2d");i.drawImage(l,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,l.width,l.height),a.appendChild(t)}}renderChannel(t,e,i){const s=document.createElement("div"),n=this.getHeight(e.height);s.style.height=`${n}px`,this.canvasWrapper.style.minHeight=`${n}px`,this.canvasWrapper.appendChild(s);const r=s.cloneNode();this.progressWrapper.appendChild(r);const{scrollLeft:a,scrollWidth:h,clientWidth:l}=this.scrollContainer,d=t[0].length,c=d/h;let u=Math.min(o.MAX_CANVAS_WIDTH,l);if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);u%i!=0&&(u=Math.floor(u/i)*i)}const p=Math.floor(Math.abs(a)*c),m=Math.floor(p+u*c),v=m-p,f=(o,a)=>{this.renderSingleCanvas(t,e,i,n,Math.max(0,o),Math.min(a,d),s,r)},g=this.createDelay(),b=this.createDelay(),y=(t,e)=>{f(t,e),t>0&&g((()=>{y(t-v,e-v)}))},C=(t,e)=>{f(t,e),e<d&&b((()=>{C(t+v,e+v)}))};y(p,m),m<d&&C(m,m+v)}render(t){this.timeouts.forEach((t=>t.timeout&&clearTimeout(t.timeout))),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const e=window.devicePixelRatio||1,i=this.scrollContainer.clientWidth,s=Math.ceil(t.duration*(this.options.minPxPerSec||0));this.isScrollable=s>i;const n=this.options.fillParent&&!this.isScrollable,r=(n?i:s)*e;if(this.wrapper.style.width=n?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.options.splitChannels)for(let e=0;e<t.numberOfChannels;e++){const i=Object.assign(Object.assign({},this.options),this.options.splitChannels[e]);this.renderChannel([t.getChannelData(e)],i,r)}else{const e=[t.getChannelData(0)];t.numberOfChannels>1&&e.push(t.getChannelData(1)),this.renderChannel(e,this.options,r)}this.audioData=t,this.emit("render")}reRender(){if(!this.audioData)return;const{scrollWidth:t}=this.scrollContainer,e=this.progressWrapper.clientWidth;if(this.render(this.audioData),this.isScrollable&&t!==this.scrollContainer.scrollWidth){const t=this.progressWrapper.clientWidth;this.scrollContainer.scrollLeft+=t-e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:s,clientWidth:n}=this.scrollContainer,r=t*s,o=i,a=i+n,h=n/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/s,i=(t+n)/s;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.marginLeft=100===Math.round(i)?`-${this.options.cursorWidth}px`:"",this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(t,e,s){return i(this,void 0,void 0,(function*(){const i=this.canvasWrapper.querySelectorAll("canvas");if(!i.length)throw new Error("No waveform data");if("dataURL"===s){const s=Array.from(i).map((i=>i.toDataURL(t,e)));return Promise.resolve(s)}return Promise.all(Array.from(i).map((i=>new Promise(((s,n)=>{i.toBlob((t=>{t?s(t):n(new Error("Could not export image"))}),t,e)})))))}))}}o.MAX_CANVAS_WIDTH=4e3;class a extends t{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class h extends t{constructor(t=new AudioContext){super(),this.bufferNode=null,this.autoplay=!1,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return i(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){this.currentSrc=t,fetch(t).then((t=>t.arrayBuffer())).then((t=>this.audioContext.decodeAudioData(t))).then((t=>{this.buffer=t,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play()}))}_play(){var t;this.paused&&(this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.bufferNode.buffer=this.buffer,this.bufferNode.connect(this.gainNode),this.playedDuration>=this.duration&&(this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,this.playedDuration),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))})}_pause(){var t;this.paused||(this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime)}play(){return i(this,void 0,void 0,(function*(){this._play(),this.emit("play")}))}pause(){this._pause(),this.emit("pause")}stopAt(t){var e,i;const s=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+s),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(t){return i(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(t)}))}get playbackRate(){var t,e;return null!==(e=null===(t=this.bufferNode)||void 0===t?void 0:t.playbackRate.value)&&void 0!==e?e:1}set playbackRate(t){this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return this.paused?this.playedDuration:this.playedDuration+this.audioContext.currentTime-this.playStartTime}set currentTime(t){this.emit("seeking"),this.paused?this.playedDuration=t:(this._pause(),this.playedDuration=t,this._play()),this.emit("timeupdate")}get duration(){var t;return(null===(t=this.buffer)||void 0===t?void 0:t.duration)||0}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}getGainNode(){return this.gainNode}}const l={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class d extends r{static create(t){return new d(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new h:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.options=Object.assign({},l,t),this.timer=new a;const i=e?void 0:this.getMediaElement();this.renderer=new o(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const s=this.options.url||this.getSrc()||"";(s||this.options.peaks&&this.options.duration)&&this.load(s,this.options.peaks,this.options.duration)}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{const t=this.getCurrentTime();this.renderer.renderProgress(t/this.getDuration(),!0),this.emit("timeupdate",t),this.emit("audioprocess",t)})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.getCurrentTime();this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{this.options.interact&&(this.renderer.renderProgress(e),clearTimeout(t),t=setTimeout((()=>{this.seekTo(e)}),this.isPlaying()?0:200),this.emit("interaction",e*this.getDuration()),this.emit("drag",e))})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t.init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getScroll(){return this.renderer.getScroll()}getActivePlugins(){return this.plugins}loadAudio(t,e,r,o){return i(this,void 0,void 0,(function*(){if(this.emit("load",t),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!e&&!r){const i=t=>this.emit("loading",t);e=yield n.fetchBlob(t,i,this.options.fetchParams)}this.setSrc(t,e);const i=(yield Promise.resolve(o||this.getDuration()))||(yield new Promise((t=>{this.onceMediaEvent("loadedmetadata",(()=>t(this.getDuration())))})));if(r)this.decodedData=s.createBuffer(r,i||0);else if(e){const t=yield e.arrayBuffer();this.decodedData=yield s.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(t,e,s){return i(this,void 0,void 0,(function*(){yield this.loadAudio(t,void 0,e,s)}))}loadBlob(t,e,s){return i(this,void 0,void 0,(function*(){yield this.loadAudio("blob",t,e,s)}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const s=Math.min(t,this.decodedData.numberOfChannels),n=[];for(let t=0;t<s;t++){const s=this.decodedData.getChannelData(t),r=[],o=Math.round(s.length/e);for(let t=0;t<e;t++){const e=s.slice(t*o,(t+1)*o);let n=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(n)&&(n=i)}r.push(Math.round(n*i)/i)}n.push(r)}return n}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return i(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(t="image/png",e=1,s="dataURL"){return i(this,void 0,void 0,(function*(){return this.renderer.exportImage(t,e,s)}))}destroy(){this.emit("destroy"),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}function c(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?i.appendChild(document.createTextNode(s)):i.appendChild(c(t,s));else"style"===t?Object.assign(i.style,s):"textContent"===t?i.textContent=s:i.setAttribute(t,s.toString());return i}function u(t,e,i){const s=c(t,e||{});return null==i||i.appendChild(s),s}const p={height:50,overlayColor:"rgba(100, 100, 100, 0.1)",insertPosition:"afterend"};class m extends e{constructor(t){super(t),this.miniWavesurfer=null,this.container=null,this.options=Object.assign({},p,t),this.minimapWrapper=this.initMinimapWrapper(),this.overlay=this.initOverlay()}static create(t){return new m(t)}onInit(){var t,e;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.options.container?("string"==typeof this.options.container?this.container=document.querySelector(this.options.container):this.options.container instanceof HTMLElement&&(this.container=this.options.container),null===(t=this.container)||void 0===t||t.appendChild(this.minimapWrapper)):(this.container=this.wavesurfer.getWrapper().parentElement,null===(e=this.container)||void 0===e||e.insertAdjacentElement(this.options.insertPosition,this.minimapWrapper)),this.initWaveSurferEvents()}initMinimapWrapper(){return u("div",{part:"minimap",style:{position:"relative"}})}initOverlay(){return u("div",{style:{position:"absolute",zIndex:"2",left:"0",top:"0",bottom:"0",transition:"left 100ms ease-out",pointerEvents:"none",backgroundColor:this.options.overlayColor}},this.minimapWrapper)}initMinimap(){if(this.miniWavesurfer&&(this.miniWavesurfer.destroy(),this.miniWavesurfer=null),!this.wavesurfer)return;const t=this.wavesurfer.getDecodedData(),e=this.wavesurfer.getMediaElement();if(!t||!e)return;const i=[];for(let e=0;e<t.numberOfChannels;e++)i.push(t.getChannelData(e));this.miniWavesurfer=d.create(Object.assign(Object.assign({},this.options),{container:this.minimapWrapper,minPxPerSec:0,fillParent:!0,media:e,peaks:i,duration:t.duration})),this.subscriptions.push(this.miniWavesurfer.on("ready",(()=>{this.emit("ready")})),this.miniWavesurfer.on("interaction",(()=>{this.emit("interaction")})))}getOverlayWidth(){var t;const e=(null===(t=this.wavesurfer)||void 0===t?void 0:t.getWrapper().clientWidth)||1;return Math.round(this.minimapWrapper.clientWidth/e*100)}onRedraw(){const t=this.getOverlayWidth();this.overlay.style.width=`${t}%`}onScroll(t){if(!this.wavesurfer)return;const e=this.wavesurfer.getDuration();this.overlay.style.left=t/e*100+"%"}initWaveSurferEvents(){this.wavesurfer&&this.subscriptions.push(this.wavesurfer.on("decode",(()=>{this.initMinimap()})),this.wavesurfer.on("scroll",(t=>{this.onScroll(t)})),this.wavesurfer.on("redraw",(()=>{this.onRedraw()})))}destroy(){var t;null===(t=this.miniWavesurfer)||void 0===t||t.destroy(),this.minimapWrapper.remove(),super.destroy()}}export{m as default};

2

dist/plugins/minimap.js

@@ -1,1 +0,1 @@

class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,s){return new(i||(i=Promise))((function(n,r){function o(t){try{h(s.next(t))}catch(t){r(t)}}function a(t){try{h(s.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?n(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((s=s.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;const s={decode:function(t,e){return i(this,void 0,void 0,(function*(){const i=new AudioContext({sampleRate:e});return i.decodeAudioData(t).finally((()=>i.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let s=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>s&&(s=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=s}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};const n={fetchBlob:function(t,e,s){return i(this,void 0,void 0,(function*(){const n=yield fetch(t,s);if(!n.ok)throw new Error(`Failed to fetch ${t}: ${n.status} (${n.statusText})`);return function(t,e){i(this,void 0,void 0,(function*(){if(!t.body||!t.headers)return;const s=t.body.getReader(),n=Number(t.headers.get("Content-Length"))||0;let r=0;const o=t=>i(this,void 0,void 0,(function*(){r+=(null==t?void 0:t.length)||0;const i=Math.round(r/n*100);e(i)})),a=()=>i(this,void 0,void 0,(function*(){let t;try{t=yield s.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(n.clone(),e),n.blob()}))}};class r extends t{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onceMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}))}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e)}onceMediaEvent(t,e){return this.onMediaEvent(t,e,{once:!0})}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}setSrc(t,e){if(this.getSrc()===t)return;this.revokeSrc();const i=e instanceof Blob?URL.createObjectURL(e):t;this.media.src=i}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return this.media.play()}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class o extends t{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.isDragging=!1,this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[s,n]=this.initHtml();i.appendChild(s),this.container=s,this.scrollContainer=n.querySelector(".scroll"),this.wrapper=n.querySelector(".wrapper"),this.canvasWrapper=n.querySelector(".canvases"),this.progressWrapper=n.querySelector(".progress"),this.cursor=n.querySelector(".cursor"),e&&n.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,s=t.clientX-e.left;return[i/e.width,s/e.height]};this.wrapper.addEventListener("click",(e=>{const[i,s]=t(e);this.emit("click",i,s)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,s]=t(e);this.emit("dblclick",i,s)})),this.options.dragToSeek&&this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,s=t/e,n=(t+i)/e;this.emit("scroll",s,n)}));const e=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{e((()=>this.reRender()))})),this.resizeObserver.observe(this.scrollContainer)}initDrag(){!function(t,e,i,s,n=3,r=0){if(!t)return()=>{};let o=()=>{};const a=a=>{if(a.button!==r)return;a.preventDefault(),a.stopPropagation();let h=a.clientX,l=a.clientY,d=!1;const c=s=>{s.preventDefault(),s.stopPropagation();const r=s.clientX,o=s.clientY,a=r-h,c=o-l;if(d||Math.abs(a)>n||Math.abs(c)>n){const s=t.getBoundingClientRect(),{left:n,top:u}=s;d||(null==i||i(h-n,l-u),d=!0),e(a,c,r-n,o-u),h=r,l=o}},u=()=>{d&&(null==s||s()),o()},p=t=>{d&&(t.stopPropagation(),t.preventDefault())},m=t=>{d&&t.preventDefault()};document.addEventListener("pointermove",c),document.addEventListener("pointerup",u),document.addEventListener("pointerout",u),document.addEventListener("pointercancel",u),document.addEventListener("touchmove",m,{passive:!1}),document.addEventListener("click",p,{capture:!0}),o=()=>{document.removeEventListener("pointermove",c),document.removeEventListener("pointerup",u),document.removeEventListener("pointerout",u),document.removeEventListener("pointercancel",u),document.removeEventListener("touchmove",m),setTimeout((()=>{document.removeEventListener("click",p,{capture:!0})}),10)}};t.addEventListener("pointerdown",a)}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(()=>this.isDragging=!0),(()=>this.isDragging=!1))}getHeight(t){return null==t?128:isNaN(Number(t))?"auto"===t&&this.parent.clientHeight||128:Number(t)}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}t.dragToSeek&&!this.options.dragToSeek&&this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getScroll(){return this.scrollContainer.scrollLeft}destroy(){var t;this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect()}createDelay(t=10){const e={};return this.timeouts.push(e),i=>{e.timeout&&clearTimeout(e.timeout),e.timeout=setTimeout(i,t)}}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),s=e.height*(window.devicePixelRatio||1),n=i.createLinearGradient(0,0,0,s),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;n.addColorStop(i,t)})),n}renderBarWaveform(t,e,i,s){const n=t[0],r=t[1]||t[0],o=n.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,v=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let f=0,g=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>f){const t=Math.round(g*l*s),n=t+Math.round(b*l*s)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-n),i[v](f*(c+u),r,c,n,p),f=o,g=0,b=0}const a=Math.abs(n[t]||0),d=Math.abs(r[t]||0);a>g&&(g=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,s){const n=e=>{const n=t[e]||t[0],r=n.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*s)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(n[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),n(0),n(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let s=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);s=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,s):this.renderLineWaveform(t,e,i,s)}renderSingleCanvas(t,e,i,s,n,r,o,a){const h=window.devicePixelRatio||1,l=document.createElement("canvas"),d=t[0].length;l.width=Math.round(i*(r-n)/d),l.height=s*h,l.style.width=`${Math.floor(l.width/h)}px`,l.style.height=`${s}px`,l.style.left=`${Math.floor(n*i/h/d)}px`,o.appendChild(l);const c=l.getContext("2d");if(this.renderWaveform(t.map((t=>t.slice(n,r))),e,c),l.width>0&&l.height>0){const t=l.cloneNode(),i=t.getContext("2d");i.drawImage(l,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,l.width,l.height),a.appendChild(t)}}renderChannel(t,e,i){const s=document.createElement("div"),n=this.getHeight(e.height);s.style.height=`${n}px`,this.canvasWrapper.style.minHeight=`${n}px`,this.canvasWrapper.appendChild(s);const r=s.cloneNode();this.progressWrapper.appendChild(r);const{scrollLeft:a,scrollWidth:h,clientWidth:l}=this.scrollContainer,d=t[0].length,c=d/h;let u=Math.min(o.MAX_CANVAS_WIDTH,l);if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);u%i!=0&&(u=Math.floor(u/i)*i)}const p=Math.floor(Math.abs(a)*c),m=Math.floor(p+u*c),v=m-p,f=(o,a)=>{this.renderSingleCanvas(t,e,i,n,Math.max(0,o),Math.min(a,d),s,r)},g=this.createDelay(),b=this.createDelay(),y=(t,e)=>{f(t,e),t>0&&g((()=>{y(t-v,e-v)}))},C=(t,e)=>{f(t,e),e<d&&b((()=>{C(t+v,e+v)}))};y(p,m),m<d&&C(m,m+v)}render(t){this.timeouts.forEach((t=>t.timeout&&clearTimeout(t.timeout))),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const e=window.devicePixelRatio||1,i=this.scrollContainer.clientWidth,s=Math.ceil(t.duration*(this.options.minPxPerSec||0));this.isScrollable=s>i;const n=this.options.fillParent&&!this.isScrollable,r=(n?i:s)*e;if(this.wrapper.style.width=n?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.options.splitChannels)for(let e=0;e<t.numberOfChannels;e++){const i=Object.assign(Object.assign({},this.options),this.options.splitChannels[e]);this.renderChannel([t.getChannelData(e)],i,r)}else{const e=[t.getChannelData(0)];t.numberOfChannels>1&&e.push(t.getChannelData(1)),this.renderChannel(e,this.options,r)}this.audioData=t,this.emit("render")}reRender(){if(!this.audioData)return;const{scrollWidth:t}=this.scrollContainer,e=this.progressWrapper.clientWidth;if(this.render(this.audioData),this.isScrollable&&t!==this.scrollContainer.scrollWidth){const t=this.progressWrapper.clientWidth;this.scrollContainer.scrollLeft+=t-e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:s,clientWidth:n}=this.scrollContainer,r=t*s,o=i,a=i+n,h=n/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/s,i=(t+n)/s;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.marginLeft=100===Math.round(i)?`-${this.options.cursorWidth}px`:"",this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(t,e,s){return i(this,void 0,void 0,(function*(){const i=this.canvasWrapper.querySelectorAll("canvas");if(!i.length)throw new Error("No waveform data");if("dataURL"===s){const s=Array.from(i).map((i=>i.toDataURL(t,e)));return Promise.resolve(s)}return Promise.all(Array.from(i).map((i=>new Promise(((s,n)=>{i.toBlob((t=>{t?s(t):n(new Error("Could not export image"))}),t,e)})))))}))}}o.MAX_CANVAS_WIDTH=4e3;class a extends t{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class h extends t{constructor(t=new AudioContext){super(),this.bufferNode=null,this.autoplay=!1,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return i(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){this.currentSrc=t,fetch(t).then((t=>t.arrayBuffer())).then((t=>this.audioContext.decodeAudioData(t))).then((t=>{this.buffer=t,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play()}))}_play(){var t;this.paused&&(this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.bufferNode.buffer=this.buffer,this.bufferNode.connect(this.gainNode),this.playedDuration>=this.duration&&(this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,this.playedDuration),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))})}_pause(){var t;this.paused||(this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime)}play(){return i(this,void 0,void 0,(function*(){this._play(),this.emit("play")}))}pause(){this._pause(),this.emit("pause")}stopAt(t){var e,i;const s=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+s),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(t){return i(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(t)}))}get playbackRate(){var t,e;return null!==(e=null===(t=this.bufferNode)||void 0===t?void 0:t.playbackRate.value)&&void 0!==e?e:1}set playbackRate(t){this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return this.paused?this.playedDuration:this.playedDuration+this.audioContext.currentTime-this.playStartTime}set currentTime(t){this.emit("seeking"),this.paused?this.playedDuration=t:(this._pause(),this.playedDuration=t,this._play()),this.emit("timeupdate")}get duration(){var t;return(null===(t=this.buffer)||void 0===t?void 0:t.duration)||0}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}getGainNode(){return this.gainNode}}const l={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class d extends r{static create(t){return new d(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new h:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.options=Object.assign({},l,t),this.timer=new a;const i=e?void 0:this.getMediaElement();this.renderer=new o(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const s=this.options.url||this.getSrc()||"";(s||this.options.peaks&&this.options.duration)&&this.load(s,this.options.peaks,this.options.duration)}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{const t=this.getCurrentTime();this.renderer.renderProgress(t/this.getDuration(),!0),this.emit("timeupdate",t),this.emit("audioprocess",t)})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.getCurrentTime();this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{this.options.interact&&(this.renderer.renderProgress(e),clearTimeout(t),t=setTimeout((()=>{this.seekTo(e)}),this.isPlaying()?0:200),this.emit("interaction",e*this.getDuration()),this.emit("drag",e))})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t.init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getScroll(){return this.renderer.getScroll()}getActivePlugins(){return this.plugins}loadAudio(t,e,r,o){return i(this,void 0,void 0,(function*(){if(this.emit("load",t),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!e&&!r){const i=t=>this.emit("loading",t);e=yield n.fetchBlob(t,i,this.options.fetchParams)}this.setSrc(t,e);const i=(yield Promise.resolve(o||this.getDuration()))||(yield new Promise((t=>{this.onceMediaEvent("loadedmetadata",(()=>t(this.getDuration())))})));if(r)this.decodedData=s.createBuffer(r,i||0);else if(e){const t=yield e.arrayBuffer();this.decodedData=yield s.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(t,e,s){return i(this,void 0,void 0,(function*(){yield this.loadAudio(t,void 0,e,s)}))}loadBlob(t,e,s){return i(this,void 0,void 0,(function*(){yield this.loadAudio("blob",t,e,s)}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const s=Math.min(t,this.decodedData.numberOfChannels),n=[];for(let t=0;t<s;t++){const s=this.decodedData.getChannelData(t),r=[],o=Math.round(s.length/e);for(let t=0;t<e;t++){const e=s.slice(t*o,(t+1)*o);let n=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(n)&&(n=i)}r.push(Math.round(n*i)/i)}n.push(r)}return n}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return i(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(t="image/png",e=1,s="dataURL"){return i(this,void 0,void 0,(function*(){return this.renderer.exportImage(t,e,s)}))}destroy(){this.emit("destroy"),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}const c={height:50,overlayColor:"rgba(100, 100, 100, 0.1)",insertPosition:"afterend"};class u extends e{constructor(t){super(t),this.miniWavesurfer=null,this.container=null,this.options=Object.assign({},c,t),this.minimapWrapper=this.initMinimapWrapper(),this.overlay=this.initOverlay()}static create(t){return new u(t)}onInit(){var t,e;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.options.container?("string"==typeof this.options.container?this.container=document.querySelector(this.options.container):this.options.container instanceof HTMLElement&&(this.container=this.options.container),null===(t=this.container)||void 0===t||t.appendChild(this.minimapWrapper)):(this.container=this.wavesurfer.getWrapper().parentElement,null===(e=this.container)||void 0===e||e.insertAdjacentElement(this.options.insertPosition,this.minimapWrapper)),this.initWaveSurferEvents()}initMinimapWrapper(){const t=document.createElement("div");return t.style.position="relative",t.setAttribute("part","minimap"),t}initOverlay(){const t=document.createElement("div");return t.setAttribute("style","position: absolute; z-index: 2; left: 0; top: 0; bottom: 0; transition: left 100ms ease-out; pointer-events: none;"),t.style.backgroundColor=this.options.overlayColor,this.minimapWrapper.appendChild(t),t}initMinimap(){if(this.miniWavesurfer&&(this.miniWavesurfer.destroy(),this.miniWavesurfer=null),!this.wavesurfer)return;const t=this.wavesurfer.getDecodedData(),e=this.wavesurfer.getMediaElement();if(!t||!e)return;const i=[];for(let e=0;e<t.numberOfChannels;e++)i.push(t.getChannelData(e));this.miniWavesurfer=d.create(Object.assign(Object.assign({},this.options),{container:this.minimapWrapper,minPxPerSec:0,fillParent:!0,media:e,peaks:i,duration:t.duration})),this.subscriptions.push(this.miniWavesurfer.on("ready",(()=>{this.emit("ready")})),this.miniWavesurfer.on("interaction",(()=>{this.emit("interaction")})))}getOverlayWidth(){var t;const e=(null===(t=this.wavesurfer)||void 0===t?void 0:t.getWrapper().clientWidth)||1;return Math.round(this.minimapWrapper.clientWidth/e*100)}onRedraw(){const t=this.getOverlayWidth();this.overlay.style.width=`${t}%`}onScroll(t){if(!this.wavesurfer)return;const e=this.wavesurfer.getDuration();this.overlay.style.left=t/e*100+"%"}initWaveSurferEvents(){this.wavesurfer&&this.subscriptions.push(this.wavesurfer.on("decode",(()=>{this.initMinimap()})),this.wavesurfer.on("scroll",(t=>{this.onScroll(t)})),this.wavesurfer.on("redraw",(()=>{this.onRedraw()})))}destroy(){var t;null===(t=this.miniWavesurfer)||void 0===t||t.destroy(),this.minimapWrapper.remove(),super.destroy()}}export{u as default};
class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,s){return new(i||(i=Promise))((function(n,r){function o(t){try{h(s.next(t))}catch(t){r(t)}}function a(t){try{h(s.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?n(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((s=s.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;const s={decode:function(t,e){return i(this,void 0,void 0,(function*(){const i=new AudioContext({sampleRate:e});return i.decodeAudioData(t).finally((()=>i.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let s=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>s&&(s=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=s}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};const n={fetchBlob:function(t,e,s){return i(this,void 0,void 0,(function*(){const n=yield fetch(t,s);if(!n.ok)throw new Error(`Failed to fetch ${t}: ${n.status} (${n.statusText})`);return function(t,e){i(this,void 0,void 0,(function*(){if(!t.body||!t.headers)return;const s=t.body.getReader(),n=Number(t.headers.get("Content-Length"))||0;let r=0;const o=t=>i(this,void 0,void 0,(function*(){r+=(null==t?void 0:t.length)||0;const i=Math.round(r/n*100);e(i)})),a=()=>i(this,void 0,void 0,(function*(){let t;try{t=yield s.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(n.clone(),e),n.blob()}))}};class r extends t{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onceMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}))}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e)}onceMediaEvent(t,e){return this.onMediaEvent(t,e,{once:!0})}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}setSrc(t,e){if(this.getSrc()===t)return;this.revokeSrc();const i=e instanceof Blob?URL.createObjectURL(e):t;this.media.src=i}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return this.media.play()}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class o extends t{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.isDragging=!1,this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[s,n]=this.initHtml();i.appendChild(s),this.container=s,this.scrollContainer=n.querySelector(".scroll"),this.wrapper=n.querySelector(".wrapper"),this.canvasWrapper=n.querySelector(".canvases"),this.progressWrapper=n.querySelector(".progress"),this.cursor=n.querySelector(".cursor"),e&&n.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,s=t.clientX-e.left;return[i/e.width,s/e.height]};this.wrapper.addEventListener("click",(e=>{const[i,s]=t(e);this.emit("click",i,s)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,s]=t(e);this.emit("dblclick",i,s)})),this.options.dragToSeek&&this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,s=t/e,n=(t+i)/e;this.emit("scroll",s,n)}));const e=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{e((()=>this.reRender()))})),this.resizeObserver.observe(this.scrollContainer)}initDrag(){!function(t,e,i,s,n=3,r=0){if(!t)return()=>{};let o=()=>{};const a=a=>{if(a.button!==r)return;a.preventDefault(),a.stopPropagation();let h=a.clientX,l=a.clientY,d=!1;const c=s=>{s.preventDefault(),s.stopPropagation();const r=s.clientX,o=s.clientY,a=r-h,c=o-l;if(d||Math.abs(a)>n||Math.abs(c)>n){const s=t.getBoundingClientRect(),{left:n,top:u}=s;d||(null==i||i(h-n,l-u),d=!0),e(a,c,r-n,o-u),h=r,l=o}},u=()=>{d&&(null==s||s()),o()},p=t=>{d&&(t.stopPropagation(),t.preventDefault())},m=t=>{d&&t.preventDefault()};document.addEventListener("pointermove",c),document.addEventListener("pointerup",u),document.addEventListener("pointerout",u),document.addEventListener("pointercancel",u),document.addEventListener("touchmove",m,{passive:!1}),document.addEventListener("click",p,{capture:!0}),o=()=>{document.removeEventListener("pointermove",c),document.removeEventListener("pointerup",u),document.removeEventListener("pointerout",u),document.removeEventListener("pointercancel",u),document.removeEventListener("touchmove",m),setTimeout((()=>{document.removeEventListener("click",p,{capture:!0})}),10)}};t.addEventListener("pointerdown",a)}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(()=>this.isDragging=!0),(()=>this.isDragging=!1))}getHeight(t){return null==t?128:isNaN(Number(t))?"auto"===t&&this.parent.clientHeight||128:Number(t)}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}t.dragToSeek&&!this.options.dragToSeek&&this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getScroll(){return this.scrollContainer.scrollLeft}destroy(){var t;this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect()}createDelay(t=10){const e={};return this.timeouts.push(e),i=>{e.timeout&&clearTimeout(e.timeout),e.timeout=setTimeout(i,t)}}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),s=e.height*(window.devicePixelRatio||1),n=i.createLinearGradient(0,0,0,s),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;n.addColorStop(i,t)})),n}renderBarWaveform(t,e,i,s){const n=t[0],r=t[1]||t[0],o=n.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,v=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let f=0,g=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>f){const t=Math.round(g*l*s),n=t+Math.round(b*l*s)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-n),i[v](f*(c+u),r,c,n,p),f=o,g=0,b=0}const a=Math.abs(n[t]||0),d=Math.abs(r[t]||0);a>g&&(g=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,s){const n=e=>{const n=t[e]||t[0],r=n.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*s)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(n[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),n(0),n(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let s=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);s=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,s):this.renderLineWaveform(t,e,i,s)}renderSingleCanvas(t,e,i,s,n,r,o,a){const h=window.devicePixelRatio||1,l=document.createElement("canvas"),d=t[0].length;l.width=Math.round(i*(r-n)/d),l.height=s*h,l.style.width=`${Math.floor(l.width/h)}px`,l.style.height=`${s}px`,l.style.left=`${Math.floor(n*i/h/d)}px`,o.appendChild(l);const c=l.getContext("2d");if(this.renderWaveform(t.map((t=>t.slice(n,r))),e,c),l.width>0&&l.height>0){const t=l.cloneNode(),i=t.getContext("2d");i.drawImage(l,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,l.width,l.height),a.appendChild(t)}}renderChannel(t,e,i){const s=document.createElement("div"),n=this.getHeight(e.height);s.style.height=`${n}px`,this.canvasWrapper.style.minHeight=`${n}px`,this.canvasWrapper.appendChild(s);const r=s.cloneNode();this.progressWrapper.appendChild(r);const{scrollLeft:a,scrollWidth:h,clientWidth:l}=this.scrollContainer,d=t[0].length,c=d/h;let u=Math.min(o.MAX_CANVAS_WIDTH,l);if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);u%i!=0&&(u=Math.floor(u/i)*i)}const p=Math.floor(Math.abs(a)*c),m=Math.floor(p+u*c),v=m-p,f=(o,a)=>{this.renderSingleCanvas(t,e,i,n,Math.max(0,o),Math.min(a,d),s,r)},g=this.createDelay(),b=this.createDelay(),y=(t,e)=>{f(t,e),t>0&&g((()=>{y(t-v,e-v)}))},C=(t,e)=>{f(t,e),e<d&&b((()=>{C(t+v,e+v)}))};y(p,m),m<d&&C(m,m+v)}render(t){this.timeouts.forEach((t=>t.timeout&&clearTimeout(t.timeout))),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const e=window.devicePixelRatio||1,i=this.scrollContainer.clientWidth,s=Math.ceil(t.duration*(this.options.minPxPerSec||0));this.isScrollable=s>i;const n=this.options.fillParent&&!this.isScrollable,r=(n?i:s)*e;if(this.wrapper.style.width=n?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.options.splitChannels)for(let e=0;e<t.numberOfChannels;e++){const i=Object.assign(Object.assign({},this.options),this.options.splitChannels[e]);this.renderChannel([t.getChannelData(e)],i,r)}else{const e=[t.getChannelData(0)];t.numberOfChannels>1&&e.push(t.getChannelData(1)),this.renderChannel(e,this.options,r)}this.audioData=t,this.emit("render")}reRender(){if(!this.audioData)return;const{scrollWidth:t}=this.scrollContainer,e=this.progressWrapper.clientWidth;if(this.render(this.audioData),this.isScrollable&&t!==this.scrollContainer.scrollWidth){const t=this.progressWrapper.clientWidth;this.scrollContainer.scrollLeft+=t-e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:s,clientWidth:n}=this.scrollContainer,r=t*s,o=i,a=i+n,h=n/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/s,i=(t+n)/s;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.marginLeft=100===Math.round(i)?`-${this.options.cursorWidth}px`:"",this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(t,e,s){return i(this,void 0,void 0,(function*(){const i=this.canvasWrapper.querySelectorAll("canvas");if(!i.length)throw new Error("No waveform data");if("dataURL"===s){const s=Array.from(i).map((i=>i.toDataURL(t,e)));return Promise.resolve(s)}return Promise.all(Array.from(i).map((i=>new Promise(((s,n)=>{i.toBlob((t=>{t?s(t):n(new Error("Could not export image"))}),t,e)})))))}))}}o.MAX_CANVAS_WIDTH=4e3;class a extends t{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class h extends t{constructor(t=new AudioContext){super(),this.bufferNode=null,this.autoplay=!1,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return i(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){this.currentSrc=t,fetch(t).then((t=>t.arrayBuffer())).then((t=>this.audioContext.decodeAudioData(t))).then((t=>{this.buffer=t,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play()}))}_play(){var t;this.paused&&(this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.bufferNode.buffer=this.buffer,this.bufferNode.connect(this.gainNode),this.playedDuration>=this.duration&&(this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,this.playedDuration),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))})}_pause(){var t;this.paused||(this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime)}play(){return i(this,void 0,void 0,(function*(){this._play(),this.emit("play")}))}pause(){this._pause(),this.emit("pause")}stopAt(t){var e,i;const s=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+s),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(t){return i(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(t)}))}get playbackRate(){var t,e;return null!==(e=null===(t=this.bufferNode)||void 0===t?void 0:t.playbackRate.value)&&void 0!==e?e:1}set playbackRate(t){this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return this.paused?this.playedDuration:this.playedDuration+this.audioContext.currentTime-this.playStartTime}set currentTime(t){this.emit("seeking"),this.paused?this.playedDuration=t:(this._pause(),this.playedDuration=t,this._play()),this.emit("timeupdate")}get duration(){var t;return(null===(t=this.buffer)||void 0===t?void 0:t.duration)||0}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}getGainNode(){return this.gainNode}}const l={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class d extends r{static create(t){return new d(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new h:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.options=Object.assign({},l,t),this.timer=new a;const i=e?void 0:this.getMediaElement();this.renderer=new o(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const s=this.options.url||this.getSrc()||"";(s||this.options.peaks&&this.options.duration)&&this.load(s,this.options.peaks,this.options.duration)}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{const t=this.getCurrentTime();this.renderer.renderProgress(t/this.getDuration(),!0),this.emit("timeupdate",t),this.emit("audioprocess",t)})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.getCurrentTime();this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{this.options.interact&&(this.renderer.renderProgress(e),clearTimeout(t),t=setTimeout((()=>{this.seekTo(e)}),this.isPlaying()?0:200),this.emit("interaction",e*this.getDuration()),this.emit("drag",e))})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t.init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getScroll(){return this.renderer.getScroll()}getActivePlugins(){return this.plugins}loadAudio(t,e,r,o){return i(this,void 0,void 0,(function*(){if(this.emit("load",t),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!e&&!r){const i=t=>this.emit("loading",t);e=yield n.fetchBlob(t,i,this.options.fetchParams)}this.setSrc(t,e);const i=(yield Promise.resolve(o||this.getDuration()))||(yield new Promise((t=>{this.onceMediaEvent("loadedmetadata",(()=>t(this.getDuration())))})));if(r)this.decodedData=s.createBuffer(r,i||0);else if(e){const t=yield e.arrayBuffer();this.decodedData=yield s.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(t,e,s){return i(this,void 0,void 0,(function*(){yield this.loadAudio(t,void 0,e,s)}))}loadBlob(t,e,s){return i(this,void 0,void 0,(function*(){yield this.loadAudio("blob",t,e,s)}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const s=Math.min(t,this.decodedData.numberOfChannels),n=[];for(let t=0;t<s;t++){const s=this.decodedData.getChannelData(t),r=[],o=Math.round(s.length/e);for(let t=0;t<e;t++){const e=s.slice(t*o,(t+1)*o);let n=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(n)&&(n=i)}r.push(Math.round(n*i)/i)}n.push(r)}return n}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return i(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(t="image/png",e=1,s="dataURL"){return i(this,void 0,void 0,(function*(){return this.renderer.exportImage(t,e,s)}))}destroy(){this.emit("destroy"),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}function c(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?i.appendChild(document.createTextNode(s)):i.appendChild(c(t,s));else"style"===t?Object.assign(i.style,s):"textContent"===t?i.textContent=s:i.setAttribute(t,s.toString());return i}function u(t,e,i){const s=c(t,e||{});return null==i||i.appendChild(s),s}const p={height:50,overlayColor:"rgba(100, 100, 100, 0.1)",insertPosition:"afterend"};class m extends e{constructor(t){super(t),this.miniWavesurfer=null,this.container=null,this.options=Object.assign({},p,t),this.minimapWrapper=this.initMinimapWrapper(),this.overlay=this.initOverlay()}static create(t){return new m(t)}onInit(){var t,e;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.options.container?("string"==typeof this.options.container?this.container=document.querySelector(this.options.container):this.options.container instanceof HTMLElement&&(this.container=this.options.container),null===(t=this.container)||void 0===t||t.appendChild(this.minimapWrapper)):(this.container=this.wavesurfer.getWrapper().parentElement,null===(e=this.container)||void 0===e||e.insertAdjacentElement(this.options.insertPosition,this.minimapWrapper)),this.initWaveSurferEvents()}initMinimapWrapper(){return u("div",{part:"minimap",style:{position:"relative"}})}initOverlay(){return u("div",{style:{position:"absolute",zIndex:"2",left:"0",top:"0",bottom:"0",transition:"left 100ms ease-out",pointerEvents:"none",backgroundColor:this.options.overlayColor}},this.minimapWrapper)}initMinimap(){if(this.miniWavesurfer&&(this.miniWavesurfer.destroy(),this.miniWavesurfer=null),!this.wavesurfer)return;const t=this.wavesurfer.getDecodedData(),e=this.wavesurfer.getMediaElement();if(!t||!e)return;const i=[];for(let e=0;e<t.numberOfChannels;e++)i.push(t.getChannelData(e));this.miniWavesurfer=d.create(Object.assign(Object.assign({},this.options),{container:this.minimapWrapper,minPxPerSec:0,fillParent:!0,media:e,peaks:i,duration:t.duration})),this.subscriptions.push(this.miniWavesurfer.on("ready",(()=>{this.emit("ready")})),this.miniWavesurfer.on("interaction",(()=>{this.emit("interaction")})))}getOverlayWidth(){var t;const e=(null===(t=this.wavesurfer)||void 0===t?void 0:t.getWrapper().clientWidth)||1;return Math.round(this.minimapWrapper.clientWidth/e*100)}onRedraw(){const t=this.getOverlayWidth();this.overlay.style.width=`${t}%`}onScroll(t){if(!this.wavesurfer)return;const e=this.wavesurfer.getDuration();this.overlay.style.left=t/e*100+"%"}initWaveSurferEvents(){this.wavesurfer&&this.subscriptions.push(this.wavesurfer.on("decode",(()=>{this.initMinimap()})),this.wavesurfer.on("scroll",(t=>{this.onScroll(t)})),this.wavesurfer.on("redraw",(()=>{this.onRedraw()})))}destroy(){var t;null===(t=this.miniWavesurfer)||void 0===t||t.destroy(),this.minimapWrapper.remove(),super.destroy()}}export{m as default};

2

dist/plugins/minimap.min.js

@@ -1,1 +0,1 @@

!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):((t="undefined"!=typeof globalThis?globalThis:t||self).WaveSurfer=t.WaveSurfer||{},t.WaveSurfer.Minimap=e())}(this,(function(){"use strict";class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,s){return new(i||(i=Promise))((function(n,r){function o(t){try{h(s.next(t))}catch(t){r(t)}}function a(t){try{h(s.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?n(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((s=s.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;const s={decode:function(t,e){return i(this,void 0,void 0,(function*(){const i=new AudioContext({sampleRate:e});return i.decodeAudioData(t).finally((()=>i.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let s=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>s&&(s=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=s}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};const n={fetchBlob:function(t,e,s){return i(this,void 0,void 0,(function*(){const n=yield fetch(t,s);if(!n.ok)throw new Error(`Failed to fetch ${t}: ${n.status} (${n.statusText})`);return function(t,e){i(this,void 0,void 0,(function*(){if(!t.body||!t.headers)return;const s=t.body.getReader(),n=Number(t.headers.get("Content-Length"))||0;let r=0;const o=t=>i(this,void 0,void 0,(function*(){r+=(null==t?void 0:t.length)||0;const i=Math.round(r/n*100);e(i)})),a=()=>i(this,void 0,void 0,(function*(){let t;try{t=yield s.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(n.clone(),e),n.blob()}))}};class r extends t{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onceMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}))}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e)}onceMediaEvent(t,e){return this.onMediaEvent(t,e,{once:!0})}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}setSrc(t,e){if(this.getSrc()===t)return;this.revokeSrc();const i=e instanceof Blob?URL.createObjectURL(e):t;this.media.src=i}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return this.media.play()}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class o extends t{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.isDragging=!1,this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[s,n]=this.initHtml();i.appendChild(s),this.container=s,this.scrollContainer=n.querySelector(".scroll"),this.wrapper=n.querySelector(".wrapper"),this.canvasWrapper=n.querySelector(".canvases"),this.progressWrapper=n.querySelector(".progress"),this.cursor=n.querySelector(".cursor"),e&&n.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,s=t.clientX-e.left;return[i/e.width,s/e.height]};this.wrapper.addEventListener("click",(e=>{const[i,s]=t(e);this.emit("click",i,s)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,s]=t(e);this.emit("dblclick",i,s)})),this.options.dragToSeek&&this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,s=t/e,n=(t+i)/e;this.emit("scroll",s,n)}));const e=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{e((()=>this.reRender()))})),this.resizeObserver.observe(this.scrollContainer)}initDrag(){!function(t,e,i,s,n=3,r=0){if(!t)return()=>{};let o=()=>{};const a=a=>{if(a.button!==r)return;a.preventDefault(),a.stopPropagation();let h=a.clientX,l=a.clientY,d=!1;const c=s=>{s.preventDefault(),s.stopPropagation();const r=s.clientX,o=s.clientY,a=r-h,c=o-l;if(d||Math.abs(a)>n||Math.abs(c)>n){const s=t.getBoundingClientRect(),{left:n,top:u}=s;d||(null==i||i(h-n,l-u),d=!0),e(a,c,r-n,o-u),h=r,l=o}},u=()=>{d&&(null==s||s()),o()},p=t=>{d&&(t.stopPropagation(),t.preventDefault())},m=t=>{d&&t.preventDefault()};document.addEventListener("pointermove",c),document.addEventListener("pointerup",u),document.addEventListener("pointerout",u),document.addEventListener("pointercancel",u),document.addEventListener("touchmove",m,{passive:!1}),document.addEventListener("click",p,{capture:!0}),o=()=>{document.removeEventListener("pointermove",c),document.removeEventListener("pointerup",u),document.removeEventListener("pointerout",u),document.removeEventListener("pointercancel",u),document.removeEventListener("touchmove",m),setTimeout((()=>{document.removeEventListener("click",p,{capture:!0})}),10)}};t.addEventListener("pointerdown",a)}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(()=>this.isDragging=!0),(()=>this.isDragging=!1))}getHeight(t){return null==t?128:isNaN(Number(t))?"auto"===t&&this.parent.clientHeight||128:Number(t)}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}t.dragToSeek&&!this.options.dragToSeek&&this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getScroll(){return this.scrollContainer.scrollLeft}destroy(){var t;this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect()}createDelay(t=10){const e={};return this.timeouts.push(e),i=>{e.timeout&&clearTimeout(e.timeout),e.timeout=setTimeout(i,t)}}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),s=e.height*(window.devicePixelRatio||1),n=i.createLinearGradient(0,0,0,s),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;n.addColorStop(i,t)})),n}renderBarWaveform(t,e,i,s){const n=t[0],r=t[1]||t[0],o=n.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,v=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let f=0,g=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>f){const t=Math.round(g*l*s),n=t+Math.round(b*l*s)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-n),i[v](f*(c+u),r,c,n,p),f=o,g=0,b=0}const a=Math.abs(n[t]||0),d=Math.abs(r[t]||0);a>g&&(g=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,s){const n=e=>{const n=t[e]||t[0],r=n.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*s)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(n[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),n(0),n(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let s=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);s=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,s):this.renderLineWaveform(t,e,i,s)}renderSingleCanvas(t,e,i,s,n,r,o,a){const h=window.devicePixelRatio||1,l=document.createElement("canvas"),d=t[0].length;l.width=Math.round(i*(r-n)/d),l.height=s*h,l.style.width=`${Math.floor(l.width/h)}px`,l.style.height=`${s}px`,l.style.left=`${Math.floor(n*i/h/d)}px`,o.appendChild(l);const c=l.getContext("2d");if(this.renderWaveform(t.map((t=>t.slice(n,r))),e,c),l.width>0&&l.height>0){const t=l.cloneNode(),i=t.getContext("2d");i.drawImage(l,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,l.width,l.height),a.appendChild(t)}}renderChannel(t,e,i){const s=document.createElement("div"),n=this.getHeight(e.height);s.style.height=`${n}px`,this.canvasWrapper.style.minHeight=`${n}px`,this.canvasWrapper.appendChild(s);const r=s.cloneNode();this.progressWrapper.appendChild(r);const{scrollLeft:a,scrollWidth:h,clientWidth:l}=this.scrollContainer,d=t[0].length,c=d/h;let u=Math.min(o.MAX_CANVAS_WIDTH,l);if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);u%i!=0&&(u=Math.floor(u/i)*i)}const p=Math.floor(Math.abs(a)*c),m=Math.floor(p+u*c),v=m-p,f=(o,a)=>{this.renderSingleCanvas(t,e,i,n,Math.max(0,o),Math.min(a,d),s,r)},g=this.createDelay(),b=this.createDelay(),y=(t,e)=>{f(t,e),t>0&&g((()=>{y(t-v,e-v)}))},C=(t,e)=>{f(t,e),e<d&&b((()=>{C(t+v,e+v)}))};y(p,m),m<d&&C(m,m+v)}render(t){this.timeouts.forEach((t=>t.timeout&&clearTimeout(t.timeout))),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const e=window.devicePixelRatio||1,i=this.scrollContainer.clientWidth,s=Math.ceil(t.duration*(this.options.minPxPerSec||0));this.isScrollable=s>i;const n=this.options.fillParent&&!this.isScrollable,r=(n?i:s)*e;if(this.wrapper.style.width=n?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.options.splitChannels)for(let e=0;e<t.numberOfChannels;e++){const i=Object.assign(Object.assign({},this.options),this.options.splitChannels[e]);this.renderChannel([t.getChannelData(e)],i,r)}else{const e=[t.getChannelData(0)];t.numberOfChannels>1&&e.push(t.getChannelData(1)),this.renderChannel(e,this.options,r)}this.audioData=t,this.emit("render")}reRender(){if(!this.audioData)return;const{scrollWidth:t}=this.scrollContainer,e=this.progressWrapper.clientWidth;if(this.render(this.audioData),this.isScrollable&&t!==this.scrollContainer.scrollWidth){const t=this.progressWrapper.clientWidth;this.scrollContainer.scrollLeft+=t-e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:s,clientWidth:n}=this.scrollContainer,r=t*s,o=i,a=i+n,h=n/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/s,i=(t+n)/s;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.marginLeft=100===Math.round(i)?`-${this.options.cursorWidth}px`:"",this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(t,e,s){return i(this,void 0,void 0,(function*(){const i=this.canvasWrapper.querySelectorAll("canvas");if(!i.length)throw new Error("No waveform data");if("dataURL"===s){const s=Array.from(i).map((i=>i.toDataURL(t,e)));return Promise.resolve(s)}return Promise.all(Array.from(i).map((i=>new Promise(((s,n)=>{i.toBlob((t=>{t?s(t):n(new Error("Could not export image"))}),t,e)})))))}))}}o.MAX_CANVAS_WIDTH=4e3;class a extends t{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class h extends t{constructor(t=new AudioContext){super(),this.bufferNode=null,this.autoplay=!1,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return i(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){this.currentSrc=t,fetch(t).then((t=>t.arrayBuffer())).then((t=>this.audioContext.decodeAudioData(t))).then((t=>{this.buffer=t,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play()}))}_play(){var t;this.paused&&(this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.bufferNode.buffer=this.buffer,this.bufferNode.connect(this.gainNode),this.playedDuration>=this.duration&&(this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,this.playedDuration),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))})}_pause(){var t;this.paused||(this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime)}play(){return i(this,void 0,void 0,(function*(){this._play(),this.emit("play")}))}pause(){this._pause(),this.emit("pause")}stopAt(t){var e,i;const s=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+s),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(t){return i(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(t)}))}get playbackRate(){var t,e;return null!==(e=null===(t=this.bufferNode)||void 0===t?void 0:t.playbackRate.value)&&void 0!==e?e:1}set playbackRate(t){this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return this.paused?this.playedDuration:this.playedDuration+this.audioContext.currentTime-this.playStartTime}set currentTime(t){this.emit("seeking"),this.paused?this.playedDuration=t:(this._pause(),this.playedDuration=t,this._play()),this.emit("timeupdate")}get duration(){var t;return(null===(t=this.buffer)||void 0===t?void 0:t.duration)||0}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}getGainNode(){return this.gainNode}}const l={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class d extends r{static create(t){return new d(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new h:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.options=Object.assign({},l,t),this.timer=new a;const i=e?void 0:this.getMediaElement();this.renderer=new o(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const s=this.options.url||this.getSrc()||"";(s||this.options.peaks&&this.options.duration)&&this.load(s,this.options.peaks,this.options.duration)}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{const t=this.getCurrentTime();this.renderer.renderProgress(t/this.getDuration(),!0),this.emit("timeupdate",t),this.emit("audioprocess",t)})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.getCurrentTime();this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{this.options.interact&&(this.renderer.renderProgress(e),clearTimeout(t),t=setTimeout((()=>{this.seekTo(e)}),this.isPlaying()?0:200),this.emit("interaction",e*this.getDuration()),this.emit("drag",e))})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t.init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getScroll(){return this.renderer.getScroll()}getActivePlugins(){return this.plugins}loadAudio(t,e,r,o){return i(this,void 0,void 0,(function*(){if(this.emit("load",t),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!e&&!r){const i=t=>this.emit("loading",t);e=yield n.fetchBlob(t,i,this.options.fetchParams)}this.setSrc(t,e);const i=(yield Promise.resolve(o||this.getDuration()))||(yield new Promise((t=>{this.onceMediaEvent("loadedmetadata",(()=>t(this.getDuration())))})));if(r)this.decodedData=s.createBuffer(r,i||0);else if(e){const t=yield e.arrayBuffer();this.decodedData=yield s.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(t,e,s){return i(this,void 0,void 0,(function*(){yield this.loadAudio(t,void 0,e,s)}))}loadBlob(t,e,s){return i(this,void 0,void 0,(function*(){yield this.loadAudio("blob",t,e,s)}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const s=Math.min(t,this.decodedData.numberOfChannels),n=[];for(let t=0;t<s;t++){const s=this.decodedData.getChannelData(t),r=[],o=Math.round(s.length/e);for(let t=0;t<e;t++){const e=s.slice(t*o,(t+1)*o);let n=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(n)&&(n=i)}r.push(Math.round(n*i)/i)}n.push(r)}return n}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return i(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(t="image/png",e=1,s="dataURL"){return i(this,void 0,void 0,(function*(){return this.renderer.exportImage(t,e,s)}))}destroy(){this.emit("destroy"),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}const c={height:50,overlayColor:"rgba(100, 100, 100, 0.1)",insertPosition:"afterend"};class u extends e{constructor(t){super(t),this.miniWavesurfer=null,this.container=null,this.options=Object.assign({},c,t),this.minimapWrapper=this.initMinimapWrapper(),this.overlay=this.initOverlay()}static create(t){return new u(t)}onInit(){var t,e;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.options.container?("string"==typeof this.options.container?this.container=document.querySelector(this.options.container):this.options.container instanceof HTMLElement&&(this.container=this.options.container),null===(t=this.container)||void 0===t||t.appendChild(this.minimapWrapper)):(this.container=this.wavesurfer.getWrapper().parentElement,null===(e=this.container)||void 0===e||e.insertAdjacentElement(this.options.insertPosition,this.minimapWrapper)),this.initWaveSurferEvents()}initMinimapWrapper(){const t=document.createElement("div");return t.style.position="relative",t.setAttribute("part","minimap"),t}initOverlay(){const t=document.createElement("div");return t.setAttribute("style","position: absolute; z-index: 2; left: 0; top: 0; bottom: 0; transition: left 100ms ease-out; pointer-events: none;"),t.style.backgroundColor=this.options.overlayColor,this.minimapWrapper.appendChild(t),t}initMinimap(){if(this.miniWavesurfer&&(this.miniWavesurfer.destroy(),this.miniWavesurfer=null),!this.wavesurfer)return;const t=this.wavesurfer.getDecodedData(),e=this.wavesurfer.getMediaElement();if(!t||!e)return;const i=[];for(let e=0;e<t.numberOfChannels;e++)i.push(t.getChannelData(e));this.miniWavesurfer=d.create(Object.assign(Object.assign({},this.options),{container:this.minimapWrapper,minPxPerSec:0,fillParent:!0,media:e,peaks:i,duration:t.duration})),this.subscriptions.push(this.miniWavesurfer.on("ready",(()=>{this.emit("ready")})),this.miniWavesurfer.on("interaction",(()=>{this.emit("interaction")})))}getOverlayWidth(){var t;const e=(null===(t=this.wavesurfer)||void 0===t?void 0:t.getWrapper().clientWidth)||1;return Math.round(this.minimapWrapper.clientWidth/e*100)}onRedraw(){const t=this.getOverlayWidth();this.overlay.style.width=`${t}%`}onScroll(t){if(!this.wavesurfer)return;const e=this.wavesurfer.getDuration();this.overlay.style.left=t/e*100+"%"}initWaveSurferEvents(){this.wavesurfer&&this.subscriptions.push(this.wavesurfer.on("decode",(()=>{this.initMinimap()})),this.wavesurfer.on("scroll",(t=>{this.onScroll(t)})),this.wavesurfer.on("redraw",(()=>{this.onRedraw()})))}destroy(){var t;null===(t=this.miniWavesurfer)||void 0===t||t.destroy(),this.minimapWrapper.remove(),super.destroy()}}return u}));
!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):((t="undefined"!=typeof globalThis?globalThis:t||self).WaveSurfer=t.WaveSurfer||{},t.WaveSurfer.Minimap=e())}(this,(function(){"use strict";class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,s){return new(i||(i=Promise))((function(n,r){function o(t){try{h(s.next(t))}catch(t){r(t)}}function a(t){try{h(s.throw(t))}catch(t){r(t)}}function h(t){var e;t.done?n(t.value):(e=t.value,e instanceof i?e:new i((function(t){t(e)}))).then(o,a)}h((s=s.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;const s={decode:function(t,e){return i(this,void 0,void 0,(function*(){const i=new AudioContext({sampleRate:e});return i.decodeAudioData(t).finally((()=>i.close()))}))},createBuffer:function(t,e){return"number"==typeof t[0]&&(t=[t]),function(t){const e=t[0];if(e.some((t=>t>1||t<-1))){const i=e.length;let s=0;for(let t=0;t<i;t++){const i=Math.abs(e[t]);i>s&&(s=i)}for(const e of t)for(let t=0;t<i;t++)e[t]/=s}}(t),{duration:e,length:t[0].length,sampleRate:t[0].length/e,numberOfChannels:t.length,getChannelData:e=>null==t?void 0:t[e],copyFromChannel:AudioBuffer.prototype.copyFromChannel,copyToChannel:AudioBuffer.prototype.copyToChannel}}};const n={fetchBlob:function(t,e,s){return i(this,void 0,void 0,(function*(){const n=yield fetch(t,s);if(!n.ok)throw new Error(`Failed to fetch ${t}: ${n.status} (${n.statusText})`);return function(t,e){i(this,void 0,void 0,(function*(){if(!t.body||!t.headers)return;const s=t.body.getReader(),n=Number(t.headers.get("Content-Length"))||0;let r=0;const o=t=>i(this,void 0,void 0,(function*(){r+=(null==t?void 0:t.length)||0;const i=Math.round(r/n*100);e(i)})),a=()=>i(this,void 0,void 0,(function*(){let t;try{t=yield s.read()}catch(t){return}t.done||(o(t.value),yield a())}));a()}))}(n.clone(),e),n.blob()}))}};class r extends t{constructor(t){super(),this.isExternalMedia=!1,t.media?(this.media=t.media,this.isExternalMedia=!0):this.media=document.createElement("audio"),t.mediaControls&&(this.media.controls=!0),t.autoplay&&(this.media.autoplay=!0),null!=t.playbackRate&&this.onceMediaEvent("canplay",(()=>{null!=t.playbackRate&&(this.media.playbackRate=t.playbackRate)}))}onMediaEvent(t,e,i){return this.media.addEventListener(t,e,i),()=>this.media.removeEventListener(t,e)}onceMediaEvent(t,e){return this.onMediaEvent(t,e,{once:!0})}getSrc(){return this.media.currentSrc||this.media.src||""}revokeSrc(){const t=this.getSrc();t.startsWith("blob:")&&URL.revokeObjectURL(t)}setSrc(t,e){if(this.getSrc()===t)return;this.revokeSrc();const i=e instanceof Blob?URL.createObjectURL(e):t;this.media.src=i}destroy(){this.media.pause(),this.isExternalMedia||(this.media.remove(),this.revokeSrc(),this.media.src="",this.media.load())}setMediaElement(t){this.media=t}play(){return this.media.play()}pause(){this.media.pause()}isPlaying(){return!this.media.paused&&!this.media.ended}setTime(t){this.media.currentTime=t}getDuration(){return this.media.duration}getCurrentTime(){return this.media.currentTime}getVolume(){return this.media.volume}setVolume(t){this.media.volume=t}getMuted(){return this.media.muted}setMuted(t){this.media.muted=t}getPlaybackRate(){return this.media.playbackRate}setPlaybackRate(t,e){null!=e&&(this.media.preservesPitch=e),this.media.playbackRate=t}getMediaElement(){return this.media}setSinkId(t){return this.media.setSinkId(t)}}class o extends t{constructor(t,e){super(),this.timeouts=[],this.isScrollable=!1,this.audioData=null,this.resizeObserver=null,this.isDragging=!1,this.options=t;const i=this.parentFromOptionsContainer(t.container);this.parent=i;const[s,n]=this.initHtml();i.appendChild(s),this.container=s,this.scrollContainer=n.querySelector(".scroll"),this.wrapper=n.querySelector(".wrapper"),this.canvasWrapper=n.querySelector(".canvases"),this.progressWrapper=n.querySelector(".progress"),this.cursor=n.querySelector(".cursor"),e&&n.appendChild(e),this.initEvents()}parentFromOptionsContainer(t){let e;if("string"==typeof t?e=document.querySelector(t):t instanceof HTMLElement&&(e=t),!e)throw new Error("Container not found");return e}initEvents(){const t=t=>{const e=this.wrapper.getBoundingClientRect(),i=t.clientX-e.left,s=t.clientX-e.left;return[i/e.width,s/e.height]};this.wrapper.addEventListener("click",(e=>{const[i,s]=t(e);this.emit("click",i,s)})),this.wrapper.addEventListener("dblclick",(e=>{const[i,s]=t(e);this.emit("dblclick",i,s)})),this.options.dragToSeek&&this.initDrag(),this.scrollContainer.addEventListener("scroll",(()=>{const{scrollLeft:t,scrollWidth:e,clientWidth:i}=this.scrollContainer,s=t/e,n=(t+i)/e;this.emit("scroll",s,n)}));const e=this.createDelay(100);this.resizeObserver=new ResizeObserver((()=>{e((()=>this.reRender()))})),this.resizeObserver.observe(this.scrollContainer)}initDrag(){!function(t,e,i,s,n=3,r=0){if(!t)return()=>{};let o=()=>{};const a=a=>{if(a.button!==r)return;a.preventDefault(),a.stopPropagation();let h=a.clientX,l=a.clientY,d=!1;const c=s=>{s.preventDefault(),s.stopPropagation();const r=s.clientX,o=s.clientY,a=r-h,c=o-l;if(d||Math.abs(a)>n||Math.abs(c)>n){const s=t.getBoundingClientRect(),{left:n,top:u}=s;d||(null==i||i(h-n,l-u),d=!0),e(a,c,r-n,o-u),h=r,l=o}},u=()=>{d&&(null==s||s()),o()},p=t=>{d&&(t.stopPropagation(),t.preventDefault())},m=t=>{d&&t.preventDefault()};document.addEventListener("pointermove",c),document.addEventListener("pointerup",u),document.addEventListener("pointerout",u),document.addEventListener("pointercancel",u),document.addEventListener("touchmove",m,{passive:!1}),document.addEventListener("click",p,{capture:!0}),o=()=>{document.removeEventListener("pointermove",c),document.removeEventListener("pointerup",u),document.removeEventListener("pointerout",u),document.removeEventListener("pointercancel",u),document.removeEventListener("touchmove",m),setTimeout((()=>{document.removeEventListener("click",p,{capture:!0})}),10)}};t.addEventListener("pointerdown",a)}(this.wrapper,((t,e,i)=>{this.emit("drag",Math.max(0,Math.min(1,i/this.wrapper.getBoundingClientRect().width)))}),(()=>this.isDragging=!0),(()=>this.isDragging=!1))}getHeight(t){return null==t?128:isNaN(Number(t))?"auto"===t&&this.parent.clientHeight||128:Number(t)}initHtml(){const t=document.createElement("div"),e=t.attachShadow({mode:"open"});return e.innerHTML=`\n <style>\n :host {\n user-select: none;\n min-width: 1px;\n }\n :host audio {\n display: block;\n width: 100%;\n }\n :host .scroll {\n overflow-x: auto;\n overflow-y: hidden;\n width: 100%;\n position: relative;\n }\n :host .noScrollbar {\n scrollbar-color: transparent;\n scrollbar-width: none;\n }\n :host .noScrollbar::-webkit-scrollbar {\n display: none;\n -webkit-appearance: none;\n }\n :host .wrapper {\n position: relative;\n overflow: visible;\n z-index: 2;\n }\n :host .canvases {\n min-height: ${this.getHeight(this.options.height)}px;\n }\n :host .canvases > div {\n position: relative;\n }\n :host canvas {\n display: block;\n position: absolute;\n top: 0;\n image-rendering: pixelated;\n }\n :host .progress {\n pointer-events: none;\n position: absolute;\n z-index: 2;\n top: 0;\n left: 0;\n width: 0;\n height: 100%;\n overflow: hidden;\n }\n :host .progress > div {\n position: relative;\n }\n :host .cursor {\n pointer-events: none;\n position: absolute;\n z-index: 5;\n top: 0;\n left: 0;\n height: 100%;\n border-radius: 2px;\n }\n </style>\n\n <div class="scroll" part="scroll">\n <div class="wrapper" part="wrapper">\n <div class="canvases"></div>\n <div class="progress" part="progress"></div>\n <div class="cursor" part="cursor"></div>\n </div>\n </div>\n `,[t,e]}setOptions(t){if(this.options.container!==t.container){const e=this.parentFromOptionsContainer(t.container);e.appendChild(this.container),this.parent=e}t.dragToSeek&&!this.options.dragToSeek&&this.initDrag(),this.options=t,this.reRender()}getWrapper(){return this.wrapper}getScroll(){return this.scrollContainer.scrollLeft}destroy(){var t;this.container.remove(),null===(t=this.resizeObserver)||void 0===t||t.disconnect()}createDelay(t=10){const e={};return this.timeouts.push(e),i=>{e.timeout&&clearTimeout(e.timeout),e.timeout=setTimeout(i,t)}}convertColorValues(t){if(!Array.isArray(t))return t||"";if(t.length<2)return t[0]||"";const e=document.createElement("canvas"),i=e.getContext("2d"),s=e.height*(window.devicePixelRatio||1),n=i.createLinearGradient(0,0,0,s),r=1/(t.length-1);return t.forEach(((t,e)=>{const i=e*r;n.addColorStop(i,t)})),n}renderBarWaveform(t,e,i,s){const n=t[0],r=t[1]||t[0],o=n.length,{width:a,height:h}=i.canvas,l=h/2,d=window.devicePixelRatio||1,c=e.barWidth?e.barWidth*d:1,u=e.barGap?e.barGap*d:e.barWidth?c/2:0,p=e.barRadius||0,m=a/(c+u)/o,v=p&&"roundRect"in i?"roundRect":"rect";i.beginPath();let f=0,g=0,b=0;for(let t=0;t<=o;t++){const o=Math.round(t*m);if(o>f){const t=Math.round(g*l*s),n=t+Math.round(b*l*s)||1;let r=l-t;"top"===e.barAlign?r=0:"bottom"===e.barAlign&&(r=h-n),i[v](f*(c+u),r,c,n,p),f=o,g=0,b=0}const a=Math.abs(n[t]||0),d=Math.abs(r[t]||0);a>g&&(g=a),d>b&&(b=d)}i.fill(),i.closePath()}renderLineWaveform(t,e,i,s){const n=e=>{const n=t[e]||t[0],r=n.length,{height:o}=i.canvas,a=o/2,h=i.canvas.width/r;i.moveTo(0,a);let l=0,d=0;for(let t=0;t<=r;t++){const r=Math.round(t*h);if(r>l){const t=a+(Math.round(d*a*s)||1)*(0===e?-1:1);i.lineTo(l,t),l=r,d=0}const o=Math.abs(n[t]||0);o>d&&(d=o)}i.lineTo(l,a)};i.beginPath(),n(0),n(1),i.fill(),i.closePath()}renderWaveform(t,e,i){if(i.fillStyle=this.convertColorValues(e.waveColor),e.renderFunction)return void e.renderFunction(t,i);let s=e.barHeight||1;if(e.normalize){const e=Array.from(t[0]).reduce(((t,e)=>Math.max(t,Math.abs(e))),0);s=e?1/e:1}e.barWidth||e.barGap||e.barAlign?this.renderBarWaveform(t,e,i,s):this.renderLineWaveform(t,e,i,s)}renderSingleCanvas(t,e,i,s,n,r,o,a){const h=window.devicePixelRatio||1,l=document.createElement("canvas"),d=t[0].length;l.width=Math.round(i*(r-n)/d),l.height=s*h,l.style.width=`${Math.floor(l.width/h)}px`,l.style.height=`${s}px`,l.style.left=`${Math.floor(n*i/h/d)}px`,o.appendChild(l);const c=l.getContext("2d");if(this.renderWaveform(t.map((t=>t.slice(n,r))),e,c),l.width>0&&l.height>0){const t=l.cloneNode(),i=t.getContext("2d");i.drawImage(l,0,0),i.globalCompositeOperation="source-in",i.fillStyle=this.convertColorValues(e.progressColor),i.fillRect(0,0,l.width,l.height),a.appendChild(t)}}renderChannel(t,e,i){const s=document.createElement("div"),n=this.getHeight(e.height);s.style.height=`${n}px`,this.canvasWrapper.style.minHeight=`${n}px`,this.canvasWrapper.appendChild(s);const r=s.cloneNode();this.progressWrapper.appendChild(r);const{scrollLeft:a,scrollWidth:h,clientWidth:l}=this.scrollContainer,d=t[0].length,c=d/h;let u=Math.min(o.MAX_CANVAS_WIDTH,l);if(e.barWidth||e.barGap){const t=e.barWidth||.5,i=t+(e.barGap||t/2);u%i!=0&&(u=Math.floor(u/i)*i)}const p=Math.floor(Math.abs(a)*c),m=Math.floor(p+u*c),v=m-p,f=(o,a)=>{this.renderSingleCanvas(t,e,i,n,Math.max(0,o),Math.min(a,d),s,r)},g=this.createDelay(),b=this.createDelay(),y=(t,e)=>{f(t,e),t>0&&g((()=>{y(t-v,e-v)}))},C=(t,e)=>{f(t,e),e<d&&b((()=>{C(t+v,e+v)}))};y(p,m),m<d&&C(m,m+v)}render(t){this.timeouts.forEach((t=>t.timeout&&clearTimeout(t.timeout))),this.timeouts=[],this.canvasWrapper.innerHTML="",this.progressWrapper.innerHTML="",null!=this.options.width&&(this.scrollContainer.style.width="number"==typeof this.options.width?`${this.options.width}px`:this.options.width);const e=window.devicePixelRatio||1,i=this.scrollContainer.clientWidth,s=Math.ceil(t.duration*(this.options.minPxPerSec||0));this.isScrollable=s>i;const n=this.options.fillParent&&!this.isScrollable,r=(n?i:s)*e;if(this.wrapper.style.width=n?"100%":`${s}px`,this.scrollContainer.style.overflowX=this.isScrollable?"auto":"hidden",this.scrollContainer.classList.toggle("noScrollbar",!!this.options.hideScrollbar),this.cursor.style.backgroundColor=`${this.options.cursorColor||this.options.progressColor}`,this.cursor.style.width=`${this.options.cursorWidth}px`,this.options.splitChannels)for(let e=0;e<t.numberOfChannels;e++){const i=Object.assign(Object.assign({},this.options),this.options.splitChannels[e]);this.renderChannel([t.getChannelData(e)],i,r)}else{const e=[t.getChannelData(0)];t.numberOfChannels>1&&e.push(t.getChannelData(1)),this.renderChannel(e,this.options,r)}this.audioData=t,this.emit("render")}reRender(){if(!this.audioData)return;const{scrollWidth:t}=this.scrollContainer,e=this.progressWrapper.clientWidth;if(this.render(this.audioData),this.isScrollable&&t!==this.scrollContainer.scrollWidth){const t=this.progressWrapper.clientWidth;this.scrollContainer.scrollLeft+=t-e}}zoom(t){this.options.minPxPerSec=t,this.reRender()}scrollIntoView(t,e=!1){const{scrollLeft:i,scrollWidth:s,clientWidth:n}=this.scrollContainer,r=t*s,o=i,a=i+n,h=n/2;if(this.isDragging){const t=30;r+t>a?this.scrollContainer.scrollLeft+=t:r-t<o&&(this.scrollContainer.scrollLeft-=t)}else{(r<o||r>a)&&(this.scrollContainer.scrollLeft=r-(this.options.autoCenter?h:0));const t=r-i-h;e&&this.options.autoCenter&&t>0&&(this.scrollContainer.scrollLeft+=Math.min(t,10))}{const t=this.scrollContainer.scrollLeft,e=t/s,i=(t+n)/s;this.emit("scroll",e,i)}}renderProgress(t,e){if(isNaN(t))return;const i=100*t;this.canvasWrapper.style.clipPath=`polygon(${i}% 0, 100% 0, 100% 100%, ${i}% 100%)`,this.progressWrapper.style.width=`${i}%`,this.cursor.style.left=`${i}%`,this.cursor.style.marginLeft=100===Math.round(i)?`-${this.options.cursorWidth}px`:"",this.isScrollable&&this.options.autoScroll&&this.scrollIntoView(t,e)}exportImage(t,e,s){return i(this,void 0,void 0,(function*(){const i=this.canvasWrapper.querySelectorAll("canvas");if(!i.length)throw new Error("No waveform data");if("dataURL"===s){const s=Array.from(i).map((i=>i.toDataURL(t,e)));return Promise.resolve(s)}return Promise.all(Array.from(i).map((i=>new Promise(((s,n)=>{i.toBlob((t=>{t?s(t):n(new Error("Could not export image"))}),t,e)})))))}))}}o.MAX_CANVAS_WIDTH=4e3;class a extends t{constructor(){super(...arguments),this.unsubscribe=()=>{}}start(){this.unsubscribe=this.on("tick",(()=>{requestAnimationFrame((()=>{this.emit("tick")}))})),this.emit("tick")}stop(){this.unsubscribe()}destroy(){this.unsubscribe()}}class h extends t{constructor(t=new AudioContext){super(),this.bufferNode=null,this.autoplay=!1,this.playStartTime=0,this.playedDuration=0,this._muted=!1,this.buffer=null,this.currentSrc="",this.paused=!0,this.crossOrigin=null,this.audioContext=t,this.gainNode=this.audioContext.createGain(),this.gainNode.connect(this.audioContext.destination)}load(){return i(this,void 0,void 0,(function*(){}))}get src(){return this.currentSrc}set src(t){this.currentSrc=t,fetch(t).then((t=>t.arrayBuffer())).then((t=>this.audioContext.decodeAudioData(t))).then((t=>{this.buffer=t,this.emit("loadedmetadata"),this.emit("canplay"),this.autoplay&&this.play()}))}_play(){var t;this.paused&&(this.paused=!1,null===(t=this.bufferNode)||void 0===t||t.disconnect(),this.bufferNode=this.audioContext.createBufferSource(),this.bufferNode.buffer=this.buffer,this.bufferNode.connect(this.gainNode),this.playedDuration>=this.duration&&(this.playedDuration=0),this.bufferNode.start(this.audioContext.currentTime,this.playedDuration),this.playStartTime=this.audioContext.currentTime,this.bufferNode.onended=()=>{this.currentTime>=this.duration&&(this.pause(),this.emit("ended"))})}_pause(){var t;this.paused||(this.paused=!0,null===(t=this.bufferNode)||void 0===t||t.stop(),this.playedDuration+=this.audioContext.currentTime-this.playStartTime)}play(){return i(this,void 0,void 0,(function*(){this._play(),this.emit("play")}))}pause(){this._pause(),this.emit("pause")}stopAt(t){var e,i;const s=t-this.currentTime;null===(e=this.bufferNode)||void 0===e||e.stop(this.audioContext.currentTime+s),null===(i=this.bufferNode)||void 0===i||i.addEventListener("ended",(()=>{this.bufferNode=null,this.pause()}),{once:!0})}setSinkId(t){return i(this,void 0,void 0,(function*(){return this.audioContext.setSinkId(t)}))}get playbackRate(){var t,e;return null!==(e=null===(t=this.bufferNode)||void 0===t?void 0:t.playbackRate.value)&&void 0!==e?e:1}set playbackRate(t){this.bufferNode&&(this.bufferNode.playbackRate.value=t)}get currentTime(){return this.paused?this.playedDuration:this.playedDuration+this.audioContext.currentTime-this.playStartTime}set currentTime(t){this.emit("seeking"),this.paused?this.playedDuration=t:(this._pause(),this.playedDuration=t,this._play()),this.emit("timeupdate")}get duration(){var t;return(null===(t=this.buffer)||void 0===t?void 0:t.duration)||0}get volume(){return this.gainNode.gain.value}set volume(t){this.gainNode.gain.value=t,this.emit("volumechange")}get muted(){return this._muted}set muted(t){this._muted!==t&&(this._muted=t,this._muted?this.gainNode.disconnect():this.gainNode.connect(this.audioContext.destination))}getGainNode(){return this.gainNode}}const l={waveColor:"#999",progressColor:"#555",cursorWidth:1,minPxPerSec:0,fillParent:!0,interact:!0,dragToSeek:!1,autoScroll:!0,autoCenter:!0,sampleRate:8e3};class d extends r{static create(t){return new d(t)}constructor(t){const e=t.media||("WebAudio"===t.backend?new h:void 0);super({media:e,mediaControls:t.mediaControls,autoplay:t.autoplay,playbackRate:t.audioRate}),this.plugins=[],this.decodedData=null,this.subscriptions=[],this.mediaSubscriptions=[],this.options=Object.assign({},l,t),this.timer=new a;const i=e?void 0:this.getMediaElement();this.renderer=new o(this.options,i),this.initPlayerEvents(),this.initRendererEvents(),this.initTimerEvents(),this.initPlugins();const s=this.options.url||this.getSrc()||"";(s||this.options.peaks&&this.options.duration)&&this.load(s,this.options.peaks,this.options.duration)}initTimerEvents(){this.subscriptions.push(this.timer.on("tick",(()=>{const t=this.getCurrentTime();this.renderer.renderProgress(t/this.getDuration(),!0),this.emit("timeupdate",t),this.emit("audioprocess",t)})))}initPlayerEvents(){this.isPlaying()&&(this.emit("play"),this.timer.start()),this.mediaSubscriptions.push(this.onMediaEvent("timeupdate",(()=>{const t=this.getCurrentTime();this.renderer.renderProgress(t/this.getDuration(),this.isPlaying()),this.emit("timeupdate",t)})),this.onMediaEvent("play",(()=>{this.emit("play"),this.timer.start()})),this.onMediaEvent("pause",(()=>{this.emit("pause"),this.timer.stop()})),this.onMediaEvent("emptied",(()=>{this.timer.stop()})),this.onMediaEvent("ended",(()=>{this.emit("finish")})),this.onMediaEvent("seeking",(()=>{this.emit("seeking",this.getCurrentTime())})))}initRendererEvents(){this.subscriptions.push(this.renderer.on("click",((t,e)=>{this.options.interact&&(this.seekTo(t),this.emit("interaction",t*this.getDuration()),this.emit("click",t,e))})),this.renderer.on("dblclick",((t,e)=>{this.emit("dblclick",t,e)})),this.renderer.on("scroll",((t,e)=>{const i=this.getDuration();this.emit("scroll",t*i,e*i)})),this.renderer.on("render",(()=>{this.emit("redraw")})));{let t;this.subscriptions.push(this.renderer.on("drag",(e=>{this.options.interact&&(this.renderer.renderProgress(e),clearTimeout(t),t=setTimeout((()=>{this.seekTo(e)}),this.isPlaying()?0:200),this.emit("interaction",e*this.getDuration()),this.emit("drag",e))})))}}initPlugins(){var t;(null===(t=this.options.plugins)||void 0===t?void 0:t.length)&&this.options.plugins.forEach((t=>{this.registerPlugin(t)}))}unsubscribePlayerEvents(){this.mediaSubscriptions.forEach((t=>t())),this.mediaSubscriptions=[]}setOptions(t){this.options=Object.assign({},this.options,t),this.renderer.setOptions(this.options),t.audioRate&&this.setPlaybackRate(t.audioRate),null!=t.mediaControls&&(this.getMediaElement().controls=t.mediaControls)}registerPlugin(t){return t.init(this),this.plugins.push(t),this.subscriptions.push(t.once("destroy",(()=>{this.plugins=this.plugins.filter((e=>e!==t))}))),t}getWrapper(){return this.renderer.getWrapper()}getScroll(){return this.renderer.getScroll()}getActivePlugins(){return this.plugins}loadAudio(t,e,r,o){return i(this,void 0,void 0,(function*(){if(this.emit("load",t),!this.options.media&&this.isPlaying()&&this.pause(),this.decodedData=null,!e&&!r){const i=t=>this.emit("loading",t);e=yield n.fetchBlob(t,i,this.options.fetchParams)}this.setSrc(t,e);const i=(yield Promise.resolve(o||this.getDuration()))||(yield new Promise((t=>{this.onceMediaEvent("loadedmetadata",(()=>t(this.getDuration())))})));if(r)this.decodedData=s.createBuffer(r,i||0);else if(e){const t=yield e.arrayBuffer();this.decodedData=yield s.decode(t,this.options.sampleRate)}this.decodedData&&(this.emit("decode",this.getDuration()),this.renderer.render(this.decodedData)),this.emit("ready",this.getDuration())}))}load(t,e,s){return i(this,void 0,void 0,(function*(){yield this.loadAudio(t,void 0,e,s)}))}loadBlob(t,e,s){return i(this,void 0,void 0,(function*(){yield this.loadAudio("blob",t,e,s)}))}zoom(t){if(!this.decodedData)throw new Error("No audio loaded");this.renderer.zoom(t),this.emit("zoom",t)}getDecodedData(){return this.decodedData}exportPeaks({channels:t=2,maxLength:e=8e3,precision:i=1e4}={}){if(!this.decodedData)throw new Error("The audio has not been decoded yet");const s=Math.min(t,this.decodedData.numberOfChannels),n=[];for(let t=0;t<s;t++){const s=this.decodedData.getChannelData(t),r=[],o=Math.round(s.length/e);for(let t=0;t<e;t++){const e=s.slice(t*o,(t+1)*o);let n=0;for(let t=0;t<e.length;t++){const i=e[t];Math.abs(i)>Math.abs(n)&&(n=i)}r.push(Math.round(n*i)/i)}n.push(r)}return n}getDuration(){let t=super.getDuration()||0;return 0!==t&&t!==1/0||!this.decodedData||(t=this.decodedData.duration),t}toggleInteraction(t){this.options.interact=t}seekTo(t){const e=this.getDuration()*t;this.setTime(e)}playPause(){return i(this,void 0,void 0,(function*(){return this.isPlaying()?this.pause():this.play()}))}stop(){this.pause(),this.setTime(0)}skip(t){this.setTime(this.getCurrentTime()+t)}empty(){this.load("",[[0]],.001)}setMediaElement(t){this.unsubscribePlayerEvents(),super.setMediaElement(t),this.initPlayerEvents()}exportImage(t="image/png",e=1,s="dataURL"){return i(this,void 0,void 0,(function*(){return this.renderer.exportImage(t,e,s)}))}destroy(){this.emit("destroy"),this.plugins.forEach((t=>t.destroy())),this.subscriptions.forEach((t=>t())),this.unsubscribePlayerEvents(),this.timer.destroy(),this.renderer.destroy(),super.destroy()}}function c(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?i.appendChild(document.createTextNode(s)):i.appendChild(c(t,s));else"style"===t?Object.assign(i.style,s):"textContent"===t?i.textContent=s:i.setAttribute(t,s.toString());return i}function u(t,e,i){const s=c(t,e||{});return null==i||i.appendChild(s),s}const p={height:50,overlayColor:"rgba(100, 100, 100, 0.1)",insertPosition:"afterend"};class m extends e{constructor(t){super(t),this.miniWavesurfer=null,this.container=null,this.options=Object.assign({},p,t),this.minimapWrapper=this.initMinimapWrapper(),this.overlay=this.initOverlay()}static create(t){return new m(t)}onInit(){var t,e;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.options.container?("string"==typeof this.options.container?this.container=document.querySelector(this.options.container):this.options.container instanceof HTMLElement&&(this.container=this.options.container),null===(t=this.container)||void 0===t||t.appendChild(this.minimapWrapper)):(this.container=this.wavesurfer.getWrapper().parentElement,null===(e=this.container)||void 0===e||e.insertAdjacentElement(this.options.insertPosition,this.minimapWrapper)),this.initWaveSurferEvents()}initMinimapWrapper(){return u("div",{part:"minimap",style:{position:"relative"}})}initOverlay(){return u("div",{style:{position:"absolute",zIndex:"2",left:"0",top:"0",bottom:"0",transition:"left 100ms ease-out",pointerEvents:"none",backgroundColor:this.options.overlayColor}},this.minimapWrapper)}initMinimap(){if(this.miniWavesurfer&&(this.miniWavesurfer.destroy(),this.miniWavesurfer=null),!this.wavesurfer)return;const t=this.wavesurfer.getDecodedData(),e=this.wavesurfer.getMediaElement();if(!t||!e)return;const i=[];for(let e=0;e<t.numberOfChannels;e++)i.push(t.getChannelData(e));this.miniWavesurfer=d.create(Object.assign(Object.assign({},this.options),{container:this.minimapWrapper,minPxPerSec:0,fillParent:!0,media:e,peaks:i,duration:t.duration})),this.subscriptions.push(this.miniWavesurfer.on("ready",(()=>{this.emit("ready")})),this.miniWavesurfer.on("interaction",(()=>{this.emit("interaction")})))}getOverlayWidth(){var t;const e=(null===(t=this.wavesurfer)||void 0===t?void 0:t.getWrapper().clientWidth)||1;return Math.round(this.minimapWrapper.clientWidth/e*100)}onRedraw(){const t=this.getOverlayWidth();this.overlay.style.width=`${t}%`}onScroll(t){if(!this.wavesurfer)return;const e=this.wavesurfer.getDuration();this.overlay.style.left=t/e*100+"%"}initWaveSurferEvents(){this.wavesurfer&&this.subscriptions.push(this.wavesurfer.on("decode",(()=>{this.initMinimap()})),this.wavesurfer.on("scroll",(t=>{this.onScroll(t)})),this.wavesurfer.on("redraw",(()=>{this.onRedraw()})))}destroy(){var t;null===(t=this.miniWavesurfer)||void 0===t||t.destroy(),this.minimapWrapper.remove(),super.destroy()}}return m}));

2

dist/plugins/regions.esm.js

@@ -1,1 +0,1 @@

class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,n,s=3,r=0){if(!t)return()=>{};let o=()=>{};const a=a=>{if(a.button!==r)return;a.preventDefault(),a.stopPropagation();let l=a.clientX,h=a.clientY,d=!1;const u=n=>{n.preventDefault(),n.stopPropagation();const r=n.clientX,o=n.clientY,a=r-l,u=o-h;if(d||Math.abs(a)>s||Math.abs(u)>s){const n=t.getBoundingClientRect(),{left:s,top:c}=n;d||(null==i||i(l-s,h-c),d=!0),e(a,u,r-s,o-c),l=r,h=o}},c=()=>{d&&(null==n||n()),o()},v=t=>{d&&(t.stopPropagation(),t.preventDefault())},g=t=>{d&&t.preventDefault()};document.addEventListener("pointermove",u),document.addEventListener("pointerup",c),document.addEventListener("pointerout",c),document.addEventListener("pointercancel",c),document.addEventListener("touchmove",g,{passive:!1}),document.addEventListener("click",v,{capture:!0}),o=()=>{document.removeEventListener("pointermove",u),document.removeEventListener("pointerup",c),document.removeEventListener("pointerout",c),document.removeEventListener("pointercancel",c),document.removeEventListener("touchmove",g),setTimeout((()=>{document.removeEventListener("click",v,{capture:!0})}),10)}};return t.addEventListener("pointerdown",a),()=>{o(),t.removeEventListener("pointerdown",a)}}class n extends t{constructor(t,e,i=0){var n,s,r,o,a,l,h;super(),this.totalDuration=e,this.numberOfChannels=i,this.minLength=0,this.maxLength=1/0,this.id=t.id||`region-${Math.random().toString(32).slice(2)}`,this.start=this.clampPosition(t.start),this.end=this.clampPosition(null!==(n=t.end)&&void 0!==n?n:t.start),this.drag=null===(s=t.drag)||void 0===s||s,this.resize=null===(r=t.resize)||void 0===r||r,this.color=null!==(o=t.color)&&void 0!==o?o:"rgba(0, 0, 0, 0.1)",this.minLength=null!==(a=t.minLength)&&void 0!==a?a:this.minLength,this.maxLength=null!==(l=t.maxLength)&&void 0!==l?l:this.maxLength,this.channelIdx=null!==(h=t.channelIdx)&&void 0!==h?h:-1,this.element=this.initElement(),this.setContent(t.content),this.setPart(),this.renderPosition(),this.initMouseEvents()}clampPosition(t){return Math.max(0,Math.min(this.totalDuration,t))}setPart(){const t=this.start===this.end;this.element.setAttribute("part",`${t?"marker":"region"} ${this.id}`)}addResizeHandles(t){const e=document.createElement("div");e.setAttribute("data-resize","left"),e.setAttribute("style","\n position: absolute;\n z-index: 2;\n width: 6px;\n height: 100%;\n top: 0;\n left: 0;\n border-left: 2px solid rgba(0, 0, 0, 0.5);\n border-radius: 2px 0 0 2px;\n cursor: ew-resize;\n word-break: keep-all;\n "),e.setAttribute("part","region-handle region-handle-left");const n=e.cloneNode();n.setAttribute("data-resize","right"),n.style.left="",n.style.right="0",n.style.borderRight=n.style.borderLeft,n.style.borderLeft="",n.style.borderRadius="0 2px 2px 0",n.setAttribute("part","region-handle region-handle-right"),t.appendChild(e),t.appendChild(n);i(e,(t=>this.onResize(t,"start")),(()=>null),(()=>this.onEndResizing()),1),i(n,(t=>this.onResize(t,"end")),(()=>null),(()=>this.onEndResizing()),1)}removeResizeHandles(t){const e=t.querySelector('[data-resize="left"]'),i=t.querySelector('[data-resize="right"]');e&&t.removeChild(e),i&&t.removeChild(i)}initElement(){const t=document.createElement("div"),e=this.start===this.end;let i=0,n=100;return this.channelIdx>=0&&this.channelIdx<this.numberOfChannels&&(n=100/this.numberOfChannels,i=n*this.channelIdx),t.setAttribute("style",`\n position: absolute;\n top: ${i}%;\n height: ${n}%;\n background-color: ${e?"none":this.color};\n border-left: ${e?"2px solid "+this.color:"none"};\n border-radius: 2px;\n box-sizing: border-box;\n transition: background-color 0.2s ease;\n cursor: ${this.drag?"grab":"default"};\n pointer-events: all;\n `),!e&&this.resize&&this.addResizeHandles(t),t}renderPosition(){const t=this.start/this.totalDuration,e=(this.totalDuration-this.end)/this.totalDuration;this.element.style.left=100*t+"%",this.element.style.right=100*e+"%"}toggleCursor(t){this.drag&&(this.element.style.cursor=t?"grabbing":"grab")}initMouseEvents(){const{element:t}=this;t&&(t.addEventListener("click",(t=>this.emit("click",t))),t.addEventListener("mouseenter",(t=>this.emit("over",t))),t.addEventListener("mouseleave",(t=>this.emit("leave",t))),t.addEventListener("dblclick",(t=>this.emit("dblclick",t))),t.addEventListener("pointerdown",(()=>this.toggleCursor(!0))),t.addEventListener("pointerup",(()=>this.toggleCursor(!1))),i(t,(t=>this.onMove(t)),(()=>this.toggleCursor(!0)),(()=>{this.toggleCursor(!1),this.drag&&this.emit("update-end")})))}_onUpdate(t,e){if(!this.element.parentElement)return;const{width:i}=this.element.parentElement.getBoundingClientRect(),n=t/i*this.totalDuration,s=e&&"start"!==e?this.start:this.start+n,r=e&&"end"!==e?this.end:this.end+n,o=r-s;s>=0&&r<=this.totalDuration&&s<=r&&o>=this.minLength&&o<=this.maxLength&&(this.start=s,this.end=r,this.renderPosition(),this.emit("update"))}onMove(t){this.drag&&this._onUpdate(t)}onResize(t,e){this.resize&&this._onUpdate(t,e)}onEndResizing(){this.resize&&this.emit("update-end")}_setTotalDuration(t){this.totalDuration=t,this.renderPosition()}play(){this.emit("play")}setContent(t){var e;if(null===(e=this.content)||void 0===e||e.remove(),t){if("string"==typeof t){this.content=document.createElement("div");const e=this.start===this.end;this.content.style.padding=`0.2em ${e?.2:.4}em`,this.content.style.display="inline-block",this.content.textContent=t}else this.content=t;this.content.setAttribute("part","region-content"),this.element.appendChild(this.content)}else this.content=void 0}setOptions(t){var e,i;if(t.color&&(this.color=t.color,this.element.style.backgroundColor=this.color),void 0!==t.drag&&(this.drag=t.drag,this.element.style.cursor=this.drag?"grab":"default"),void 0!==t.start||void 0!==t.end){const n=this.start===this.end;this.start=this.clampPosition(null!==(e=t.start)&&void 0!==e?e:this.start),this.end=this.clampPosition(null!==(i=t.end)&&void 0!==i?i:n?this.start:this.end),this.renderPosition(),this.setPart()}if(t.content&&this.setContent(t.content),t.id&&(this.id=t.id,this.setPart()),void 0!==t.resize&&t.resize!==this.resize){const e=this.start===this.end;this.resize=t.resize,this.resize&&!e?this.addResizeHandles(this.element):this.removeResizeHandles(this.element)}}remove(){this.emit("remove"),this.element.remove(),this.element=null}}class s extends e{constructor(t){super(t),this.regions=[],this.regionsContainer=this.initRegionsContainer()}static create(t){return new s(t)}onInit(){if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.wavesurfer.getWrapper().appendChild(this.regionsContainer);let t=[];this.subscriptions.push(this.wavesurfer.on("timeupdate",(e=>{const i=this.regions.filter((t=>t.start<=e&&(t.end===t.start?t.start+.05:t.end)>=e));i.forEach((e=>{t.includes(e)||this.emit("region-in",e)})),t.forEach((t=>{i.includes(t)||this.emit("region-out",t)})),t=i})))}initRegionsContainer(){const t=document.createElement("div");return t.setAttribute("style","\n position: absolute;\n top: 0;\n left: 0;\n width: 100%;\n height: 100%;\n z-index: 3;\n pointer-events: none;\n "),t}getRegions(){return this.regions}avoidOverlapping(t){if(!t.content)return;const e=t.content,i=e.getBoundingClientRect(),n=this.regions.map((e=>{if(e===t||!e.content)return 0;const n=e.content.getBoundingClientRect();return i.left<n.left+n.width&&n.left<i.left+i.width?n.height:0})).reduce(((t,e)=>t+e),0);e.style.marginTop=`${n}px`}adjustScroll(t){var e,i;const n=null===(i=null===(e=this.wavesurfer)||void 0===e?void 0:e.getWrapper())||void 0===i?void 0:i.parentElement;if(!n)return;const{clientWidth:s,scrollWidth:r}=n;if(r<=s)return;const o=n.getBoundingClientRect(),a=t.element.getBoundingClientRect(),l=a.left-o.left,h=a.right-o.left;l<0?n.scrollLeft+=l:h>s&&(n.scrollLeft+=h-s)}saveRegion(t){this.regionsContainer.appendChild(t.element),this.avoidOverlapping(t),this.regions.push(t);const e=[t.on("update",(()=>{this.adjustScroll(t)})),t.on("update-end",(()=>{this.avoidOverlapping(t),this.emit("region-updated",t)})),t.on("play",(()=>{var e,i;null===(e=this.wavesurfer)||void 0===e||e.play(),null===(i=this.wavesurfer)||void 0===i||i.setTime(t.start)})),t.on("click",(e=>{this.emit("region-clicked",t,e)})),t.on("dblclick",(e=>{this.emit("region-double-clicked",t,e)})),t.once("remove",(()=>{e.forEach((t=>t())),this.regions=this.regions.filter((e=>e!==t)),this.emit("region-removed",t)}))];this.subscriptions.push(...e),this.emit("region-created",t)}addRegion(t){var e,i;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const s=this.wavesurfer.getDuration(),r=null===(i=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDecodedData())||void 0===i?void 0:i.numberOfChannels,o=new n(t,s,r);return s?this.saveRegion(o):this.subscriptions.push(this.wavesurfer.once("ready",(t=>{o._setTotalDuration(t),this.saveRegion(o)}))),o}enableDragSelection(t,e=3){var s;const r=null===(s=this.wavesurfer)||void 0===s?void 0:s.getWrapper();if(!(r&&r instanceof HTMLElement))return()=>{};let o=null,a=0;return i(r,((t,e,i)=>{o&&o._onUpdate(t,i>a?"end":"start")}),(e=>{var i,s;if(a=e,!this.wavesurfer)return;const r=this.wavesurfer.getDuration(),l=null===(s=null===(i=this.wavesurfer)||void 0===i?void 0:i.getDecodedData())||void 0===s?void 0:s.numberOfChannels,{width:h}=this.wavesurfer.getWrapper().getBoundingClientRect(),d=e/h*r,u=(e+5)/h*r;o=new n(Object.assign(Object.assign({},t),{start:d,end:u}),r,l),this.regionsContainer.appendChild(o.element)}),(()=>{o&&(this.saveRegion(o),o=null)}),e)}clearRegions(){this.regions.forEach((t=>t.remove()))}destroy(){this.clearRegions(),super.destroy(),this.regionsContainer.remove()}}export{s as default};
class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,n,s=3,r=0){if(!t)return()=>{};let o=()=>{};const a=a=>{if(a.button!==r)return;a.preventDefault(),a.stopPropagation();let l=a.clientX,h=a.clientY,d=!1;const c=n=>{n.preventDefault(),n.stopPropagation();const r=n.clientX,o=n.clientY,a=r-l,c=o-h;if(d||Math.abs(a)>s||Math.abs(c)>s){const n=t.getBoundingClientRect(),{left:s,top:u}=n;d||(null==i||i(l-s,h-u),d=!0),e(a,c,r-s,o-u),l=r,h=o}},u=()=>{d&&(null==n||n()),o()},v=t=>{d&&(t.stopPropagation(),t.preventDefault())},g=t=>{d&&t.preventDefault()};document.addEventListener("pointermove",c),document.addEventListener("pointerup",u),document.addEventListener("pointerout",u),document.addEventListener("pointercancel",u),document.addEventListener("touchmove",g,{passive:!1}),document.addEventListener("click",v,{capture:!0}),o=()=>{document.removeEventListener("pointermove",c),document.removeEventListener("pointerup",u),document.removeEventListener("pointerout",u),document.removeEventListener("pointercancel",u),document.removeEventListener("touchmove",g),setTimeout((()=>{document.removeEventListener("click",v,{capture:!0})}),10)}};return t.addEventListener("pointerdown",a),()=>{o(),t.removeEventListener("pointerdown",a)}}function n(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?i.appendChild(document.createTextNode(s)):i.appendChild(n(t,s));else"style"===t?Object.assign(i.style,s):"textContent"===t?i.textContent=s:i.setAttribute(t,s.toString());return i}function s(t,e,i){const s=n(t,e||{});return null==i||i.appendChild(s),s}class r extends t{constructor(t,e,i=0){var n,s,r,o,a,l,h;super(),this.totalDuration=e,this.numberOfChannels=i,this.minLength=0,this.maxLength=1/0,this.id=t.id||`region-${Math.random().toString(32).slice(2)}`,this.start=this.clampPosition(t.start),this.end=this.clampPosition(null!==(n=t.end)&&void 0!==n?n:t.start),this.drag=null===(s=t.drag)||void 0===s||s,this.resize=null===(r=t.resize)||void 0===r||r,this.color=null!==(o=t.color)&&void 0!==o?o:"rgba(0, 0, 0, 0.1)",this.minLength=null!==(a=t.minLength)&&void 0!==a?a:this.minLength,this.maxLength=null!==(l=t.maxLength)&&void 0!==l?l:this.maxLength,this.channelIdx=null!==(h=t.channelIdx)&&void 0!==h?h:-1,this.element=this.initElement(),this.setContent(t.content),this.setPart(),this.renderPosition(),this.initMouseEvents()}clampPosition(t){return Math.max(0,Math.min(this.totalDuration,t))}setPart(){const t=this.start===this.end;this.element.setAttribute("part",`${t?"marker":"region"} ${this.id}`)}addResizeHandles(t){const e={position:"absolute",zIndex:"2",width:"6px",height:"100%",top:"0",cursor:"ew-resize",wordBreak:"keep-all"},n=s("div",{part:"region-handle region-handle-left",style:Object.assign(Object.assign({},e),{left:"0",borderLeft:"2px solid rgba(0, 0, 0, 0.5)",borderRadius:"2px 0 0 2px"})},t),r=s("div",{part:"region-handle region-handle-right",style:Object.assign(Object.assign({},e),{right:"0",borderRight:"2px solid rgba(0, 0, 0, 0.5)",borderRadius:"0 2px 2px 0"})},t);i(n,(t=>this.onResize(t,"start")),(()=>null),(()=>this.onEndResizing()),1),i(r,(t=>this.onResize(t,"end")),(()=>null),(()=>this.onEndResizing()),1)}removeResizeHandles(t){const e=t.querySelector('[part*="region-handle-left"]'),i=t.querySelector('[part*="region-handle-right"]');e&&t.removeChild(e),i&&t.removeChild(i)}initElement(){const t=this.start===this.end;let e=0,i=100;this.channelIdx>=0&&this.channelIdx<this.numberOfChannels&&(i=100/this.numberOfChannels,e=i*this.channelIdx);const n=s("div",{style:{position:"absolute",top:`${e}%`,height:`${i}%`,backgroundColor:t?"none":this.color,borderLeft:t?"2px solid "+this.color:"none",borderRadius:"2px",boxSizing:"border-box",transition:"background-color 0.2s ease",cursor:this.drag?"grab":"default",pointerEvents:"all"}});return!t&&this.resize&&this.addResizeHandles(n),n}renderPosition(){const t=this.start/this.totalDuration,e=(this.totalDuration-this.end)/this.totalDuration;this.element.style.left=100*t+"%",this.element.style.right=100*e+"%"}toggleCursor(t){this.drag&&(this.element.style.cursor=t?"grabbing":"grab")}initMouseEvents(){const{element:t}=this;t&&(t.addEventListener("click",(t=>this.emit("click",t))),t.addEventListener("mouseenter",(t=>this.emit("over",t))),t.addEventListener("mouseleave",(t=>this.emit("leave",t))),t.addEventListener("dblclick",(t=>this.emit("dblclick",t))),t.addEventListener("pointerdown",(()=>this.toggleCursor(!0))),t.addEventListener("pointerup",(()=>this.toggleCursor(!1))),i(t,(t=>this.onMove(t)),(()=>this.toggleCursor(!0)),(()=>{this.toggleCursor(!1),this.drag&&this.emit("update-end")})))}_onUpdate(t,e){if(!this.element.parentElement)return;const{width:i}=this.element.parentElement.getBoundingClientRect(),n=t/i*this.totalDuration,s=e&&"start"!==e?this.start:this.start+n,r=e&&"end"!==e?this.end:this.end+n,o=r-s;s>=0&&r<=this.totalDuration&&s<=r&&o>=this.minLength&&o<=this.maxLength&&(this.start=s,this.end=r,this.renderPosition(),this.emit("update"))}onMove(t){this.drag&&this._onUpdate(t)}onResize(t,e){this.resize&&this._onUpdate(t,e)}onEndResizing(){this.resize&&this.emit("update-end")}_setTotalDuration(t){this.totalDuration=t,this.renderPosition()}play(){this.emit("play")}setContent(t){var e;if(null===(e=this.content)||void 0===e||e.remove(),t){if("string"==typeof t){const e=this.start===this.end;this.content=s("div",{style:{padding:`0.2em ${e?.2:.4}em`,display:"inline-block"},textContent:t})}else this.content=t;this.content.setAttribute("part","region-content"),this.element.appendChild(this.content)}else this.content=void 0}setOptions(t){var e,i;if(t.color&&(this.color=t.color,this.element.style.backgroundColor=this.color),void 0!==t.drag&&(this.drag=t.drag,this.element.style.cursor=this.drag?"grab":"default"),void 0!==t.start||void 0!==t.end){const n=this.start===this.end;this.start=this.clampPosition(null!==(e=t.start)&&void 0!==e?e:this.start),this.end=this.clampPosition(null!==(i=t.end)&&void 0!==i?i:n?this.start:this.end),this.renderPosition(),this.setPart()}if(t.content&&this.setContent(t.content),t.id&&(this.id=t.id,this.setPart()),void 0!==t.resize&&t.resize!==this.resize){const e=this.start===this.end;this.resize=t.resize,this.resize&&!e?this.addResizeHandles(this.element):this.removeResizeHandles(this.element)}}remove(){this.emit("remove"),this.element.remove(),this.element=null}}class o extends e{constructor(t){super(t),this.regions=[],this.regionsContainer=this.initRegionsContainer()}static create(t){return new o(t)}onInit(){if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.wavesurfer.getWrapper().appendChild(this.regionsContainer);let t=[];this.subscriptions.push(this.wavesurfer.on("timeupdate",(e=>{const i=this.regions.filter((t=>t.start<=e&&(t.end===t.start?t.start+.05:t.end)>=e));i.forEach((e=>{t.includes(e)||this.emit("region-in",e)})),t.forEach((t=>{i.includes(t)||this.emit("region-out",t)})),t=i})))}initRegionsContainer(){return s("div",{style:{position:"absolute",top:"0",left:"0",width:"100%",height:"100%",zIndex:"3",pointerEvents:"none"}})}getRegions(){return this.regions}avoidOverlapping(t){if(!t.content)return;const e=t.content,i=e.getBoundingClientRect(),n=this.regions.map((e=>{if(e===t||!e.content)return 0;const n=e.content.getBoundingClientRect();return i.left<n.left+n.width&&n.left<i.left+i.width?n.height:0})).reduce(((t,e)=>t+e),0);e.style.marginTop=`${n}px`}adjustScroll(t){var e,i;const n=null===(i=null===(e=this.wavesurfer)||void 0===e?void 0:e.getWrapper())||void 0===i?void 0:i.parentElement;if(!n)return;const{clientWidth:s,scrollWidth:r}=n;if(r<=s)return;const o=n.getBoundingClientRect(),a=t.element.getBoundingClientRect(),l=a.left-o.left,h=a.right-o.left;l<0?n.scrollLeft+=l:h>s&&(n.scrollLeft+=h-s)}saveRegion(t){this.regionsContainer.appendChild(t.element),this.avoidOverlapping(t),this.regions.push(t);const e=[t.on("update",(()=>{this.adjustScroll(t)})),t.on("update-end",(()=>{this.avoidOverlapping(t),this.emit("region-updated",t)})),t.on("play",(()=>{var e,i;null===(e=this.wavesurfer)||void 0===e||e.play(),null===(i=this.wavesurfer)||void 0===i||i.setTime(t.start)})),t.on("click",(e=>{this.emit("region-clicked",t,e)})),t.on("dblclick",(e=>{this.emit("region-double-clicked",t,e)})),t.once("remove",(()=>{e.forEach((t=>t())),this.regions=this.regions.filter((e=>e!==t)),this.emit("region-removed",t)}))];this.subscriptions.push(...e),this.emit("region-created",t)}addRegion(t){var e,i;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const n=this.wavesurfer.getDuration(),s=null===(i=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDecodedData())||void 0===i?void 0:i.numberOfChannels,o=new r(t,n,s);return n?this.saveRegion(o):this.subscriptions.push(this.wavesurfer.once("ready",(t=>{o._setTotalDuration(t),this.saveRegion(o)}))),o}enableDragSelection(t,e=3){var n;const s=null===(n=this.wavesurfer)||void 0===n?void 0:n.getWrapper();if(!(s&&s instanceof HTMLElement))return()=>{};let o=null,a=0;return i(s,((t,e,i)=>{o&&o._onUpdate(t,i>a?"end":"start")}),(e=>{var i,n;if(a=e,!this.wavesurfer)return;const s=this.wavesurfer.getDuration(),l=null===(n=null===(i=this.wavesurfer)||void 0===i?void 0:i.getDecodedData())||void 0===n?void 0:n.numberOfChannels,{width:h}=this.wavesurfer.getWrapper().getBoundingClientRect(),d=e/h*s,c=(e+5)/h*s;o=new r(Object.assign(Object.assign({},t),{start:d,end:c}),s,l),this.regionsContainer.appendChild(o.element)}),(()=>{o&&(this.saveRegion(o),o=null)}),e)}clearRegions(){this.regions.forEach((t=>t.remove()))}destroy(){this.clearRegions(),super.destroy(),this.regionsContainer.remove()}}export{o as default};

2

dist/plugins/regions.js

@@ -1,1 +0,1 @@

class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,n,s=3,r=0){if(!t)return()=>{};let o=()=>{};const a=a=>{if(a.button!==r)return;a.preventDefault(),a.stopPropagation();let l=a.clientX,h=a.clientY,d=!1;const u=n=>{n.preventDefault(),n.stopPropagation();const r=n.clientX,o=n.clientY,a=r-l,u=o-h;if(d||Math.abs(a)>s||Math.abs(u)>s){const n=t.getBoundingClientRect(),{left:s,top:c}=n;d||(null==i||i(l-s,h-c),d=!0),e(a,u,r-s,o-c),l=r,h=o}},c=()=>{d&&(null==n||n()),o()},v=t=>{d&&(t.stopPropagation(),t.preventDefault())},g=t=>{d&&t.preventDefault()};document.addEventListener("pointermove",u),document.addEventListener("pointerup",c),document.addEventListener("pointerout",c),document.addEventListener("pointercancel",c),document.addEventListener("touchmove",g,{passive:!1}),document.addEventListener("click",v,{capture:!0}),o=()=>{document.removeEventListener("pointermove",u),document.removeEventListener("pointerup",c),document.removeEventListener("pointerout",c),document.removeEventListener("pointercancel",c),document.removeEventListener("touchmove",g),setTimeout((()=>{document.removeEventListener("click",v,{capture:!0})}),10)}};return t.addEventListener("pointerdown",a),()=>{o(),t.removeEventListener("pointerdown",a)}}class n extends t{constructor(t,e,i=0){var n,s,r,o,a,l,h;super(),this.totalDuration=e,this.numberOfChannels=i,this.minLength=0,this.maxLength=1/0,this.id=t.id||`region-${Math.random().toString(32).slice(2)}`,this.start=this.clampPosition(t.start),this.end=this.clampPosition(null!==(n=t.end)&&void 0!==n?n:t.start),this.drag=null===(s=t.drag)||void 0===s||s,this.resize=null===(r=t.resize)||void 0===r||r,this.color=null!==(o=t.color)&&void 0!==o?o:"rgba(0, 0, 0, 0.1)",this.minLength=null!==(a=t.minLength)&&void 0!==a?a:this.minLength,this.maxLength=null!==(l=t.maxLength)&&void 0!==l?l:this.maxLength,this.channelIdx=null!==(h=t.channelIdx)&&void 0!==h?h:-1,this.element=this.initElement(),this.setContent(t.content),this.setPart(),this.renderPosition(),this.initMouseEvents()}clampPosition(t){return Math.max(0,Math.min(this.totalDuration,t))}setPart(){const t=this.start===this.end;this.element.setAttribute("part",`${t?"marker":"region"} ${this.id}`)}addResizeHandles(t){const e=document.createElement("div");e.setAttribute("data-resize","left"),e.setAttribute("style","\n position: absolute;\n z-index: 2;\n width: 6px;\n height: 100%;\n top: 0;\n left: 0;\n border-left: 2px solid rgba(0, 0, 0, 0.5);\n border-radius: 2px 0 0 2px;\n cursor: ew-resize;\n word-break: keep-all;\n "),e.setAttribute("part","region-handle region-handle-left");const n=e.cloneNode();n.setAttribute("data-resize","right"),n.style.left="",n.style.right="0",n.style.borderRight=n.style.borderLeft,n.style.borderLeft="",n.style.borderRadius="0 2px 2px 0",n.setAttribute("part","region-handle region-handle-right"),t.appendChild(e),t.appendChild(n);i(e,(t=>this.onResize(t,"start")),(()=>null),(()=>this.onEndResizing()),1),i(n,(t=>this.onResize(t,"end")),(()=>null),(()=>this.onEndResizing()),1)}removeResizeHandles(t){const e=t.querySelector('[data-resize="left"]'),i=t.querySelector('[data-resize="right"]');e&&t.removeChild(e),i&&t.removeChild(i)}initElement(){const t=document.createElement("div"),e=this.start===this.end;let i=0,n=100;return this.channelIdx>=0&&this.channelIdx<this.numberOfChannels&&(n=100/this.numberOfChannels,i=n*this.channelIdx),t.setAttribute("style",`\n position: absolute;\n top: ${i}%;\n height: ${n}%;\n background-color: ${e?"none":this.color};\n border-left: ${e?"2px solid "+this.color:"none"};\n border-radius: 2px;\n box-sizing: border-box;\n transition: background-color 0.2s ease;\n cursor: ${this.drag?"grab":"default"};\n pointer-events: all;\n `),!e&&this.resize&&this.addResizeHandles(t),t}renderPosition(){const t=this.start/this.totalDuration,e=(this.totalDuration-this.end)/this.totalDuration;this.element.style.left=100*t+"%",this.element.style.right=100*e+"%"}toggleCursor(t){this.drag&&(this.element.style.cursor=t?"grabbing":"grab")}initMouseEvents(){const{element:t}=this;t&&(t.addEventListener("click",(t=>this.emit("click",t))),t.addEventListener("mouseenter",(t=>this.emit("over",t))),t.addEventListener("mouseleave",(t=>this.emit("leave",t))),t.addEventListener("dblclick",(t=>this.emit("dblclick",t))),t.addEventListener("pointerdown",(()=>this.toggleCursor(!0))),t.addEventListener("pointerup",(()=>this.toggleCursor(!1))),i(t,(t=>this.onMove(t)),(()=>this.toggleCursor(!0)),(()=>{this.toggleCursor(!1),this.drag&&this.emit("update-end")})))}_onUpdate(t,e){if(!this.element.parentElement)return;const{width:i}=this.element.parentElement.getBoundingClientRect(),n=t/i*this.totalDuration,s=e&&"start"!==e?this.start:this.start+n,r=e&&"end"!==e?this.end:this.end+n,o=r-s;s>=0&&r<=this.totalDuration&&s<=r&&o>=this.minLength&&o<=this.maxLength&&(this.start=s,this.end=r,this.renderPosition(),this.emit("update"))}onMove(t){this.drag&&this._onUpdate(t)}onResize(t,e){this.resize&&this._onUpdate(t,e)}onEndResizing(){this.resize&&this.emit("update-end")}_setTotalDuration(t){this.totalDuration=t,this.renderPosition()}play(){this.emit("play")}setContent(t){var e;if(null===(e=this.content)||void 0===e||e.remove(),t){if("string"==typeof t){this.content=document.createElement("div");const e=this.start===this.end;this.content.style.padding=`0.2em ${e?.2:.4}em`,this.content.style.display="inline-block",this.content.textContent=t}else this.content=t;this.content.setAttribute("part","region-content"),this.element.appendChild(this.content)}else this.content=void 0}setOptions(t){var e,i;if(t.color&&(this.color=t.color,this.element.style.backgroundColor=this.color),void 0!==t.drag&&(this.drag=t.drag,this.element.style.cursor=this.drag?"grab":"default"),void 0!==t.start||void 0!==t.end){const n=this.start===this.end;this.start=this.clampPosition(null!==(e=t.start)&&void 0!==e?e:this.start),this.end=this.clampPosition(null!==(i=t.end)&&void 0!==i?i:n?this.start:this.end),this.renderPosition(),this.setPart()}if(t.content&&this.setContent(t.content),t.id&&(this.id=t.id,this.setPart()),void 0!==t.resize&&t.resize!==this.resize){const e=this.start===this.end;this.resize=t.resize,this.resize&&!e?this.addResizeHandles(this.element):this.removeResizeHandles(this.element)}}remove(){this.emit("remove"),this.element.remove(),this.element=null}}class s extends e{constructor(t){super(t),this.regions=[],this.regionsContainer=this.initRegionsContainer()}static create(t){return new s(t)}onInit(){if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.wavesurfer.getWrapper().appendChild(this.regionsContainer);let t=[];this.subscriptions.push(this.wavesurfer.on("timeupdate",(e=>{const i=this.regions.filter((t=>t.start<=e&&(t.end===t.start?t.start+.05:t.end)>=e));i.forEach((e=>{t.includes(e)||this.emit("region-in",e)})),t.forEach((t=>{i.includes(t)||this.emit("region-out",t)})),t=i})))}initRegionsContainer(){const t=document.createElement("div");return t.setAttribute("style","\n position: absolute;\n top: 0;\n left: 0;\n width: 100%;\n height: 100%;\n z-index: 3;\n pointer-events: none;\n "),t}getRegions(){return this.regions}avoidOverlapping(t){if(!t.content)return;const e=t.content,i=e.getBoundingClientRect(),n=this.regions.map((e=>{if(e===t||!e.content)return 0;const n=e.content.getBoundingClientRect();return i.left<n.left+n.width&&n.left<i.left+i.width?n.height:0})).reduce(((t,e)=>t+e),0);e.style.marginTop=`${n}px`}adjustScroll(t){var e,i;const n=null===(i=null===(e=this.wavesurfer)||void 0===e?void 0:e.getWrapper())||void 0===i?void 0:i.parentElement;if(!n)return;const{clientWidth:s,scrollWidth:r}=n;if(r<=s)return;const o=n.getBoundingClientRect(),a=t.element.getBoundingClientRect(),l=a.left-o.left,h=a.right-o.left;l<0?n.scrollLeft+=l:h>s&&(n.scrollLeft+=h-s)}saveRegion(t){this.regionsContainer.appendChild(t.element),this.avoidOverlapping(t),this.regions.push(t);const e=[t.on("update",(()=>{this.adjustScroll(t)})),t.on("update-end",(()=>{this.avoidOverlapping(t),this.emit("region-updated",t)})),t.on("play",(()=>{var e,i;null===(e=this.wavesurfer)||void 0===e||e.play(),null===(i=this.wavesurfer)||void 0===i||i.setTime(t.start)})),t.on("click",(e=>{this.emit("region-clicked",t,e)})),t.on("dblclick",(e=>{this.emit("region-double-clicked",t,e)})),t.once("remove",(()=>{e.forEach((t=>t())),this.regions=this.regions.filter((e=>e!==t)),this.emit("region-removed",t)}))];this.subscriptions.push(...e),this.emit("region-created",t)}addRegion(t){var e,i;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const s=this.wavesurfer.getDuration(),r=null===(i=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDecodedData())||void 0===i?void 0:i.numberOfChannels,o=new n(t,s,r);return s?this.saveRegion(o):this.subscriptions.push(this.wavesurfer.once("ready",(t=>{o._setTotalDuration(t),this.saveRegion(o)}))),o}enableDragSelection(t,e=3){var s;const r=null===(s=this.wavesurfer)||void 0===s?void 0:s.getWrapper();if(!(r&&r instanceof HTMLElement))return()=>{};let o=null,a=0;return i(r,((t,e,i)=>{o&&o._onUpdate(t,i>a?"end":"start")}),(e=>{var i,s;if(a=e,!this.wavesurfer)return;const r=this.wavesurfer.getDuration(),l=null===(s=null===(i=this.wavesurfer)||void 0===i?void 0:i.getDecodedData())||void 0===s?void 0:s.numberOfChannels,{width:h}=this.wavesurfer.getWrapper().getBoundingClientRect(),d=e/h*r,u=(e+5)/h*r;o=new n(Object.assign(Object.assign({},t),{start:d,end:u}),r,l),this.regionsContainer.appendChild(o.element)}),(()=>{o&&(this.saveRegion(o),o=null)}),e)}clearRegions(){this.regions.forEach((t=>t.remove()))}destroy(){this.clearRegions(),super.destroy(),this.regionsContainer.remove()}}export{s as default};
class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,n,s=3,r=0){if(!t)return()=>{};let o=()=>{};const a=a=>{if(a.button!==r)return;a.preventDefault(),a.stopPropagation();let l=a.clientX,h=a.clientY,d=!1;const c=n=>{n.preventDefault(),n.stopPropagation();const r=n.clientX,o=n.clientY,a=r-l,c=o-h;if(d||Math.abs(a)>s||Math.abs(c)>s){const n=t.getBoundingClientRect(),{left:s,top:u}=n;d||(null==i||i(l-s,h-u),d=!0),e(a,c,r-s,o-u),l=r,h=o}},u=()=>{d&&(null==n||n()),o()},v=t=>{d&&(t.stopPropagation(),t.preventDefault())},g=t=>{d&&t.preventDefault()};document.addEventListener("pointermove",c),document.addEventListener("pointerup",u),document.addEventListener("pointerout",u),document.addEventListener("pointercancel",u),document.addEventListener("touchmove",g,{passive:!1}),document.addEventListener("click",v,{capture:!0}),o=()=>{document.removeEventListener("pointermove",c),document.removeEventListener("pointerup",u),document.removeEventListener("pointerout",u),document.removeEventListener("pointercancel",u),document.removeEventListener("touchmove",g),setTimeout((()=>{document.removeEventListener("click",v,{capture:!0})}),10)}};return t.addEventListener("pointerdown",a),()=>{o(),t.removeEventListener("pointerdown",a)}}function n(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?i.appendChild(document.createTextNode(s)):i.appendChild(n(t,s));else"style"===t?Object.assign(i.style,s):"textContent"===t?i.textContent=s:i.setAttribute(t,s.toString());return i}function s(t,e,i){const s=n(t,e||{});return null==i||i.appendChild(s),s}class r extends t{constructor(t,e,i=0){var n,s,r,o,a,l,h;super(),this.totalDuration=e,this.numberOfChannels=i,this.minLength=0,this.maxLength=1/0,this.id=t.id||`region-${Math.random().toString(32).slice(2)}`,this.start=this.clampPosition(t.start),this.end=this.clampPosition(null!==(n=t.end)&&void 0!==n?n:t.start),this.drag=null===(s=t.drag)||void 0===s||s,this.resize=null===(r=t.resize)||void 0===r||r,this.color=null!==(o=t.color)&&void 0!==o?o:"rgba(0, 0, 0, 0.1)",this.minLength=null!==(a=t.minLength)&&void 0!==a?a:this.minLength,this.maxLength=null!==(l=t.maxLength)&&void 0!==l?l:this.maxLength,this.channelIdx=null!==(h=t.channelIdx)&&void 0!==h?h:-1,this.element=this.initElement(),this.setContent(t.content),this.setPart(),this.renderPosition(),this.initMouseEvents()}clampPosition(t){return Math.max(0,Math.min(this.totalDuration,t))}setPart(){const t=this.start===this.end;this.element.setAttribute("part",`${t?"marker":"region"} ${this.id}`)}addResizeHandles(t){const e={position:"absolute",zIndex:"2",width:"6px",height:"100%",top:"0",cursor:"ew-resize",wordBreak:"keep-all"},n=s("div",{part:"region-handle region-handle-left",style:Object.assign(Object.assign({},e),{left:"0",borderLeft:"2px solid rgba(0, 0, 0, 0.5)",borderRadius:"2px 0 0 2px"})},t),r=s("div",{part:"region-handle region-handle-right",style:Object.assign(Object.assign({},e),{right:"0",borderRight:"2px solid rgba(0, 0, 0, 0.5)",borderRadius:"0 2px 2px 0"})},t);i(n,(t=>this.onResize(t,"start")),(()=>null),(()=>this.onEndResizing()),1),i(r,(t=>this.onResize(t,"end")),(()=>null),(()=>this.onEndResizing()),1)}removeResizeHandles(t){const e=t.querySelector('[part*="region-handle-left"]'),i=t.querySelector('[part*="region-handle-right"]');e&&t.removeChild(e),i&&t.removeChild(i)}initElement(){const t=this.start===this.end;let e=0,i=100;this.channelIdx>=0&&this.channelIdx<this.numberOfChannels&&(i=100/this.numberOfChannels,e=i*this.channelIdx);const n=s("div",{style:{position:"absolute",top:`${e}%`,height:`${i}%`,backgroundColor:t?"none":this.color,borderLeft:t?"2px solid "+this.color:"none",borderRadius:"2px",boxSizing:"border-box",transition:"background-color 0.2s ease",cursor:this.drag?"grab":"default",pointerEvents:"all"}});return!t&&this.resize&&this.addResizeHandles(n),n}renderPosition(){const t=this.start/this.totalDuration,e=(this.totalDuration-this.end)/this.totalDuration;this.element.style.left=100*t+"%",this.element.style.right=100*e+"%"}toggleCursor(t){this.drag&&(this.element.style.cursor=t?"grabbing":"grab")}initMouseEvents(){const{element:t}=this;t&&(t.addEventListener("click",(t=>this.emit("click",t))),t.addEventListener("mouseenter",(t=>this.emit("over",t))),t.addEventListener("mouseleave",(t=>this.emit("leave",t))),t.addEventListener("dblclick",(t=>this.emit("dblclick",t))),t.addEventListener("pointerdown",(()=>this.toggleCursor(!0))),t.addEventListener("pointerup",(()=>this.toggleCursor(!1))),i(t,(t=>this.onMove(t)),(()=>this.toggleCursor(!0)),(()=>{this.toggleCursor(!1),this.drag&&this.emit("update-end")})))}_onUpdate(t,e){if(!this.element.parentElement)return;const{width:i}=this.element.parentElement.getBoundingClientRect(),n=t/i*this.totalDuration,s=e&&"start"!==e?this.start:this.start+n,r=e&&"end"!==e?this.end:this.end+n,o=r-s;s>=0&&r<=this.totalDuration&&s<=r&&o>=this.minLength&&o<=this.maxLength&&(this.start=s,this.end=r,this.renderPosition(),this.emit("update"))}onMove(t){this.drag&&this._onUpdate(t)}onResize(t,e){this.resize&&this._onUpdate(t,e)}onEndResizing(){this.resize&&this.emit("update-end")}_setTotalDuration(t){this.totalDuration=t,this.renderPosition()}play(){this.emit("play")}setContent(t){var e;if(null===(e=this.content)||void 0===e||e.remove(),t){if("string"==typeof t){const e=this.start===this.end;this.content=s("div",{style:{padding:`0.2em ${e?.2:.4}em`,display:"inline-block"},textContent:t})}else this.content=t;this.content.setAttribute("part","region-content"),this.element.appendChild(this.content)}else this.content=void 0}setOptions(t){var e,i;if(t.color&&(this.color=t.color,this.element.style.backgroundColor=this.color),void 0!==t.drag&&(this.drag=t.drag,this.element.style.cursor=this.drag?"grab":"default"),void 0!==t.start||void 0!==t.end){const n=this.start===this.end;this.start=this.clampPosition(null!==(e=t.start)&&void 0!==e?e:this.start),this.end=this.clampPosition(null!==(i=t.end)&&void 0!==i?i:n?this.start:this.end),this.renderPosition(),this.setPart()}if(t.content&&this.setContent(t.content),t.id&&(this.id=t.id,this.setPart()),void 0!==t.resize&&t.resize!==this.resize){const e=this.start===this.end;this.resize=t.resize,this.resize&&!e?this.addResizeHandles(this.element):this.removeResizeHandles(this.element)}}remove(){this.emit("remove"),this.element.remove(),this.element=null}}class o extends e{constructor(t){super(t),this.regions=[],this.regionsContainer=this.initRegionsContainer()}static create(t){return new o(t)}onInit(){if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.wavesurfer.getWrapper().appendChild(this.regionsContainer);let t=[];this.subscriptions.push(this.wavesurfer.on("timeupdate",(e=>{const i=this.regions.filter((t=>t.start<=e&&(t.end===t.start?t.start+.05:t.end)>=e));i.forEach((e=>{t.includes(e)||this.emit("region-in",e)})),t.forEach((t=>{i.includes(t)||this.emit("region-out",t)})),t=i})))}initRegionsContainer(){return s("div",{style:{position:"absolute",top:"0",left:"0",width:"100%",height:"100%",zIndex:"3",pointerEvents:"none"}})}getRegions(){return this.regions}avoidOverlapping(t){if(!t.content)return;const e=t.content,i=e.getBoundingClientRect(),n=this.regions.map((e=>{if(e===t||!e.content)return 0;const n=e.content.getBoundingClientRect();return i.left<n.left+n.width&&n.left<i.left+i.width?n.height:0})).reduce(((t,e)=>t+e),0);e.style.marginTop=`${n}px`}adjustScroll(t){var e,i;const n=null===(i=null===(e=this.wavesurfer)||void 0===e?void 0:e.getWrapper())||void 0===i?void 0:i.parentElement;if(!n)return;const{clientWidth:s,scrollWidth:r}=n;if(r<=s)return;const o=n.getBoundingClientRect(),a=t.element.getBoundingClientRect(),l=a.left-o.left,h=a.right-o.left;l<0?n.scrollLeft+=l:h>s&&(n.scrollLeft+=h-s)}saveRegion(t){this.regionsContainer.appendChild(t.element),this.avoidOverlapping(t),this.regions.push(t);const e=[t.on("update",(()=>{this.adjustScroll(t)})),t.on("update-end",(()=>{this.avoidOverlapping(t),this.emit("region-updated",t)})),t.on("play",(()=>{var e,i;null===(e=this.wavesurfer)||void 0===e||e.play(),null===(i=this.wavesurfer)||void 0===i||i.setTime(t.start)})),t.on("click",(e=>{this.emit("region-clicked",t,e)})),t.on("dblclick",(e=>{this.emit("region-double-clicked",t,e)})),t.once("remove",(()=>{e.forEach((t=>t())),this.regions=this.regions.filter((e=>e!==t)),this.emit("region-removed",t)}))];this.subscriptions.push(...e),this.emit("region-created",t)}addRegion(t){var e,i;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const n=this.wavesurfer.getDuration(),s=null===(i=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDecodedData())||void 0===i?void 0:i.numberOfChannels,o=new r(t,n,s);return n?this.saveRegion(o):this.subscriptions.push(this.wavesurfer.once("ready",(t=>{o._setTotalDuration(t),this.saveRegion(o)}))),o}enableDragSelection(t,e=3){var n;const s=null===(n=this.wavesurfer)||void 0===n?void 0:n.getWrapper();if(!(s&&s instanceof HTMLElement))return()=>{};let o=null,a=0;return i(s,((t,e,i)=>{o&&o._onUpdate(t,i>a?"end":"start")}),(e=>{var i,n;if(a=e,!this.wavesurfer)return;const s=this.wavesurfer.getDuration(),l=null===(n=null===(i=this.wavesurfer)||void 0===i?void 0:i.getDecodedData())||void 0===n?void 0:n.numberOfChannels,{width:h}=this.wavesurfer.getWrapper().getBoundingClientRect(),d=e/h*s,c=(e+5)/h*s;o=new r(Object.assign(Object.assign({},t),{start:d,end:c}),s,l),this.regionsContainer.appendChild(o.element)}),(()=>{o&&(this.saveRegion(o),o=null)}),e)}clearRegions(){this.regions.forEach((t=>t.remove()))}destroy(){this.clearRegions(),super.destroy(),this.regionsContainer.remove()}}export{o as default};

2

dist/plugins/regions.min.js

@@ -1,1 +0,1 @@

!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):((t="undefined"!=typeof globalThis?globalThis:t||self).WaveSurfer=t.WaveSurfer||{},t.WaveSurfer.Regions=e())}(this,(function(){"use strict";class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,n,s=3,r=0){if(!t)return()=>{};let o=()=>{};const a=a=>{if(a.button!==r)return;a.preventDefault(),a.stopPropagation();let l=a.clientX,h=a.clientY,d=!1;const u=n=>{n.preventDefault(),n.stopPropagation();const r=n.clientX,o=n.clientY,a=r-l,u=o-h;if(d||Math.abs(a)>s||Math.abs(u)>s){const n=t.getBoundingClientRect(),{left:s,top:c}=n;d||(null==i||i(l-s,h-c),d=!0),e(a,u,r-s,o-c),l=r,h=o}},c=()=>{d&&(null==n||n()),o()},v=t=>{d&&(t.stopPropagation(),t.preventDefault())},g=t=>{d&&t.preventDefault()};document.addEventListener("pointermove",u),document.addEventListener("pointerup",c),document.addEventListener("pointerout",c),document.addEventListener("pointercancel",c),document.addEventListener("touchmove",g,{passive:!1}),document.addEventListener("click",v,{capture:!0}),o=()=>{document.removeEventListener("pointermove",u),document.removeEventListener("pointerup",c),document.removeEventListener("pointerout",c),document.removeEventListener("pointercancel",c),document.removeEventListener("touchmove",g),setTimeout((()=>{document.removeEventListener("click",v,{capture:!0})}),10)}};return t.addEventListener("pointerdown",a),()=>{o(),t.removeEventListener("pointerdown",a)}}class n extends t{constructor(t,e,i=0){var n,s,r,o,a,l,h;super(),this.totalDuration=e,this.numberOfChannels=i,this.minLength=0,this.maxLength=1/0,this.id=t.id||`region-${Math.random().toString(32).slice(2)}`,this.start=this.clampPosition(t.start),this.end=this.clampPosition(null!==(n=t.end)&&void 0!==n?n:t.start),this.drag=null===(s=t.drag)||void 0===s||s,this.resize=null===(r=t.resize)||void 0===r||r,this.color=null!==(o=t.color)&&void 0!==o?o:"rgba(0, 0, 0, 0.1)",this.minLength=null!==(a=t.minLength)&&void 0!==a?a:this.minLength,this.maxLength=null!==(l=t.maxLength)&&void 0!==l?l:this.maxLength,this.channelIdx=null!==(h=t.channelIdx)&&void 0!==h?h:-1,this.element=this.initElement(),this.setContent(t.content),this.setPart(),this.renderPosition(),this.initMouseEvents()}clampPosition(t){return Math.max(0,Math.min(this.totalDuration,t))}setPart(){const t=this.start===this.end;this.element.setAttribute("part",`${t?"marker":"region"} ${this.id}`)}addResizeHandles(t){const e=document.createElement("div");e.setAttribute("data-resize","left"),e.setAttribute("style","\n position: absolute;\n z-index: 2;\n width: 6px;\n height: 100%;\n top: 0;\n left: 0;\n border-left: 2px solid rgba(0, 0, 0, 0.5);\n border-radius: 2px 0 0 2px;\n cursor: ew-resize;\n word-break: keep-all;\n "),e.setAttribute("part","region-handle region-handle-left");const n=e.cloneNode();n.setAttribute("data-resize","right"),n.style.left="",n.style.right="0",n.style.borderRight=n.style.borderLeft,n.style.borderLeft="",n.style.borderRadius="0 2px 2px 0",n.setAttribute("part","region-handle region-handle-right"),t.appendChild(e),t.appendChild(n);i(e,(t=>this.onResize(t,"start")),(()=>null),(()=>this.onEndResizing()),1),i(n,(t=>this.onResize(t,"end")),(()=>null),(()=>this.onEndResizing()),1)}removeResizeHandles(t){const e=t.querySelector('[data-resize="left"]'),i=t.querySelector('[data-resize="right"]');e&&t.removeChild(e),i&&t.removeChild(i)}initElement(){const t=document.createElement("div"),e=this.start===this.end;let i=0,n=100;return this.channelIdx>=0&&this.channelIdx<this.numberOfChannels&&(n=100/this.numberOfChannels,i=n*this.channelIdx),t.setAttribute("style",`\n position: absolute;\n top: ${i}%;\n height: ${n}%;\n background-color: ${e?"none":this.color};\n border-left: ${e?"2px solid "+this.color:"none"};\n border-radius: 2px;\n box-sizing: border-box;\n transition: background-color 0.2s ease;\n cursor: ${this.drag?"grab":"default"};\n pointer-events: all;\n `),!e&&this.resize&&this.addResizeHandles(t),t}renderPosition(){const t=this.start/this.totalDuration,e=(this.totalDuration-this.end)/this.totalDuration;this.element.style.left=100*t+"%",this.element.style.right=100*e+"%"}toggleCursor(t){this.drag&&(this.element.style.cursor=t?"grabbing":"grab")}initMouseEvents(){const{element:t}=this;t&&(t.addEventListener("click",(t=>this.emit("click",t))),t.addEventListener("mouseenter",(t=>this.emit("over",t))),t.addEventListener("mouseleave",(t=>this.emit("leave",t))),t.addEventListener("dblclick",(t=>this.emit("dblclick",t))),t.addEventListener("pointerdown",(()=>this.toggleCursor(!0))),t.addEventListener("pointerup",(()=>this.toggleCursor(!1))),i(t,(t=>this.onMove(t)),(()=>this.toggleCursor(!0)),(()=>{this.toggleCursor(!1),this.drag&&this.emit("update-end")})))}_onUpdate(t,e){if(!this.element.parentElement)return;const{width:i}=this.element.parentElement.getBoundingClientRect(),n=t/i*this.totalDuration,s=e&&"start"!==e?this.start:this.start+n,r=e&&"end"!==e?this.end:this.end+n,o=r-s;s>=0&&r<=this.totalDuration&&s<=r&&o>=this.minLength&&o<=this.maxLength&&(this.start=s,this.end=r,this.renderPosition(),this.emit("update"))}onMove(t){this.drag&&this._onUpdate(t)}onResize(t,e){this.resize&&this._onUpdate(t,e)}onEndResizing(){this.resize&&this.emit("update-end")}_setTotalDuration(t){this.totalDuration=t,this.renderPosition()}play(){this.emit("play")}setContent(t){var e;if(null===(e=this.content)||void 0===e||e.remove(),t){if("string"==typeof t){this.content=document.createElement("div");const e=this.start===this.end;this.content.style.padding=`0.2em ${e?.2:.4}em`,this.content.style.display="inline-block",this.content.textContent=t}else this.content=t;this.content.setAttribute("part","region-content"),this.element.appendChild(this.content)}else this.content=void 0}setOptions(t){var e,i;if(t.color&&(this.color=t.color,this.element.style.backgroundColor=this.color),void 0!==t.drag&&(this.drag=t.drag,this.element.style.cursor=this.drag?"grab":"default"),void 0!==t.start||void 0!==t.end){const n=this.start===this.end;this.start=this.clampPosition(null!==(e=t.start)&&void 0!==e?e:this.start),this.end=this.clampPosition(null!==(i=t.end)&&void 0!==i?i:n?this.start:this.end),this.renderPosition(),this.setPart()}if(t.content&&this.setContent(t.content),t.id&&(this.id=t.id,this.setPart()),void 0!==t.resize&&t.resize!==this.resize){const e=this.start===this.end;this.resize=t.resize,this.resize&&!e?this.addResizeHandles(this.element):this.removeResizeHandles(this.element)}}remove(){this.emit("remove"),this.element.remove(),this.element=null}}class s extends e{constructor(t){super(t),this.regions=[],this.regionsContainer=this.initRegionsContainer()}static create(t){return new s(t)}onInit(){if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.wavesurfer.getWrapper().appendChild(this.regionsContainer);let t=[];this.subscriptions.push(this.wavesurfer.on("timeupdate",(e=>{const i=this.regions.filter((t=>t.start<=e&&(t.end===t.start?t.start+.05:t.end)>=e));i.forEach((e=>{t.includes(e)||this.emit("region-in",e)})),t.forEach((t=>{i.includes(t)||this.emit("region-out",t)})),t=i})))}initRegionsContainer(){const t=document.createElement("div");return t.setAttribute("style","\n position: absolute;\n top: 0;\n left: 0;\n width: 100%;\n height: 100%;\n z-index: 3;\n pointer-events: none;\n "),t}getRegions(){return this.regions}avoidOverlapping(t){if(!t.content)return;const e=t.content,i=e.getBoundingClientRect(),n=this.regions.map((e=>{if(e===t||!e.content)return 0;const n=e.content.getBoundingClientRect();return i.left<n.left+n.width&&n.left<i.left+i.width?n.height:0})).reduce(((t,e)=>t+e),0);e.style.marginTop=`${n}px`}adjustScroll(t){var e,i;const n=null===(i=null===(e=this.wavesurfer)||void 0===e?void 0:e.getWrapper())||void 0===i?void 0:i.parentElement;if(!n)return;const{clientWidth:s,scrollWidth:r}=n;if(r<=s)return;const o=n.getBoundingClientRect(),a=t.element.getBoundingClientRect(),l=a.left-o.left,h=a.right-o.left;l<0?n.scrollLeft+=l:h>s&&(n.scrollLeft+=h-s)}saveRegion(t){this.regionsContainer.appendChild(t.element),this.avoidOverlapping(t),this.regions.push(t);const e=[t.on("update",(()=>{this.adjustScroll(t)})),t.on("update-end",(()=>{this.avoidOverlapping(t),this.emit("region-updated",t)})),t.on("play",(()=>{var e,i;null===(e=this.wavesurfer)||void 0===e||e.play(),null===(i=this.wavesurfer)||void 0===i||i.setTime(t.start)})),t.on("click",(e=>{this.emit("region-clicked",t,e)})),t.on("dblclick",(e=>{this.emit("region-double-clicked",t,e)})),t.once("remove",(()=>{e.forEach((t=>t())),this.regions=this.regions.filter((e=>e!==t)),this.emit("region-removed",t)}))];this.subscriptions.push(...e),this.emit("region-created",t)}addRegion(t){var e,i;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const s=this.wavesurfer.getDuration(),r=null===(i=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDecodedData())||void 0===i?void 0:i.numberOfChannels,o=new n(t,s,r);return s?this.saveRegion(o):this.subscriptions.push(this.wavesurfer.once("ready",(t=>{o._setTotalDuration(t),this.saveRegion(o)}))),o}enableDragSelection(t,e=3){var s;const r=null===(s=this.wavesurfer)||void 0===s?void 0:s.getWrapper();if(!(r&&r instanceof HTMLElement))return()=>{};let o=null,a=0;return i(r,((t,e,i)=>{o&&o._onUpdate(t,i>a?"end":"start")}),(e=>{var i,s;if(a=e,!this.wavesurfer)return;const r=this.wavesurfer.getDuration(),l=null===(s=null===(i=this.wavesurfer)||void 0===i?void 0:i.getDecodedData())||void 0===s?void 0:s.numberOfChannels,{width:h}=this.wavesurfer.getWrapper().getBoundingClientRect(),d=e/h*r,u=(e+5)/h*r;o=new n(Object.assign(Object.assign({},t),{start:d,end:u}),r,l),this.regionsContainer.appendChild(o.element)}),(()=>{o&&(this.saveRegion(o),o=null)}),e)}clearRegions(){this.regions.forEach((t=>t.remove()))}destroy(){this.clearRegions(),super.destroy(),this.regionsContainer.remove()}}return s}));
!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):((t="undefined"!=typeof globalThis?globalThis:t||self).WaveSurfer=t.WaveSurfer||{},t.WaveSurfer.Regions=e())}(this,(function(){"use strict";class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e,i,n,s=3,r=0){if(!t)return()=>{};let o=()=>{};const a=a=>{if(a.button!==r)return;a.preventDefault(),a.stopPropagation();let l=a.clientX,h=a.clientY,d=!1;const u=n=>{n.preventDefault(),n.stopPropagation();const r=n.clientX,o=n.clientY,a=r-l,u=o-h;if(d||Math.abs(a)>s||Math.abs(u)>s){const n=t.getBoundingClientRect(),{left:s,top:c}=n;d||(null==i||i(l-s,h-c),d=!0),e(a,u,r-s,o-c),l=r,h=o}},c=()=>{d&&(null==n||n()),o()},v=t=>{d&&(t.stopPropagation(),t.preventDefault())},g=t=>{d&&t.preventDefault()};document.addEventListener("pointermove",u),document.addEventListener("pointerup",c),document.addEventListener("pointerout",c),document.addEventListener("pointercancel",c),document.addEventListener("touchmove",g,{passive:!1}),document.addEventListener("click",v,{capture:!0}),o=()=>{document.removeEventListener("pointermove",u),document.removeEventListener("pointerup",c),document.removeEventListener("pointerout",c),document.removeEventListener("pointercancel",c),document.removeEventListener("touchmove",g),setTimeout((()=>{document.removeEventListener("click",v,{capture:!0})}),10)}};return t.addEventListener("pointerdown",a),()=>{o(),t.removeEventListener("pointerdown",a)}}function n(t,e){const i=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?i.appendChild(document.createTextNode(s)):i.appendChild(n(t,s));else"style"===t?Object.assign(i.style,s):"textContent"===t?i.textContent=s:i.setAttribute(t,s.toString());return i}function s(t,e,i){const s=n(t,e||{});return null==i||i.appendChild(s),s}class r extends t{constructor(t,e,i=0){var n,s,r,o,a,l,h;super(),this.totalDuration=e,this.numberOfChannels=i,this.minLength=0,this.maxLength=1/0,this.id=t.id||`region-${Math.random().toString(32).slice(2)}`,this.start=this.clampPosition(t.start),this.end=this.clampPosition(null!==(n=t.end)&&void 0!==n?n:t.start),this.drag=null===(s=t.drag)||void 0===s||s,this.resize=null===(r=t.resize)||void 0===r||r,this.color=null!==(o=t.color)&&void 0!==o?o:"rgba(0, 0, 0, 0.1)",this.minLength=null!==(a=t.minLength)&&void 0!==a?a:this.minLength,this.maxLength=null!==(l=t.maxLength)&&void 0!==l?l:this.maxLength,this.channelIdx=null!==(h=t.channelIdx)&&void 0!==h?h:-1,this.element=this.initElement(),this.setContent(t.content),this.setPart(),this.renderPosition(),this.initMouseEvents()}clampPosition(t){return Math.max(0,Math.min(this.totalDuration,t))}setPart(){const t=this.start===this.end;this.element.setAttribute("part",`${t?"marker":"region"} ${this.id}`)}addResizeHandles(t){const e={position:"absolute",zIndex:"2",width:"6px",height:"100%",top:"0",cursor:"ew-resize",wordBreak:"keep-all"},n=s("div",{part:"region-handle region-handle-left",style:Object.assign(Object.assign({},e),{left:"0",borderLeft:"2px solid rgba(0, 0, 0, 0.5)",borderRadius:"2px 0 0 2px"})},t),r=s("div",{part:"region-handle region-handle-right",style:Object.assign(Object.assign({},e),{right:"0",borderRight:"2px solid rgba(0, 0, 0, 0.5)",borderRadius:"0 2px 2px 0"})},t);i(n,(t=>this.onResize(t,"start")),(()=>null),(()=>this.onEndResizing()),1),i(r,(t=>this.onResize(t,"end")),(()=>null),(()=>this.onEndResizing()),1)}removeResizeHandles(t){const e=t.querySelector('[part*="region-handle-left"]'),i=t.querySelector('[part*="region-handle-right"]');e&&t.removeChild(e),i&&t.removeChild(i)}initElement(){const t=this.start===this.end;let e=0,i=100;this.channelIdx>=0&&this.channelIdx<this.numberOfChannels&&(i=100/this.numberOfChannels,e=i*this.channelIdx);const n=s("div",{style:{position:"absolute",top:`${e}%`,height:`${i}%`,backgroundColor:t?"none":this.color,borderLeft:t?"2px solid "+this.color:"none",borderRadius:"2px",boxSizing:"border-box",transition:"background-color 0.2s ease",cursor:this.drag?"grab":"default",pointerEvents:"all"}});return!t&&this.resize&&this.addResizeHandles(n),n}renderPosition(){const t=this.start/this.totalDuration,e=(this.totalDuration-this.end)/this.totalDuration;this.element.style.left=100*t+"%",this.element.style.right=100*e+"%"}toggleCursor(t){this.drag&&(this.element.style.cursor=t?"grabbing":"grab")}initMouseEvents(){const{element:t}=this;t&&(t.addEventListener("click",(t=>this.emit("click",t))),t.addEventListener("mouseenter",(t=>this.emit("over",t))),t.addEventListener("mouseleave",(t=>this.emit("leave",t))),t.addEventListener("dblclick",(t=>this.emit("dblclick",t))),t.addEventListener("pointerdown",(()=>this.toggleCursor(!0))),t.addEventListener("pointerup",(()=>this.toggleCursor(!1))),i(t,(t=>this.onMove(t)),(()=>this.toggleCursor(!0)),(()=>{this.toggleCursor(!1),this.drag&&this.emit("update-end")})))}_onUpdate(t,e){if(!this.element.parentElement)return;const{width:i}=this.element.parentElement.getBoundingClientRect(),n=t/i*this.totalDuration,s=e&&"start"!==e?this.start:this.start+n,r=e&&"end"!==e?this.end:this.end+n,o=r-s;s>=0&&r<=this.totalDuration&&s<=r&&o>=this.minLength&&o<=this.maxLength&&(this.start=s,this.end=r,this.renderPosition(),this.emit("update"))}onMove(t){this.drag&&this._onUpdate(t)}onResize(t,e){this.resize&&this._onUpdate(t,e)}onEndResizing(){this.resize&&this.emit("update-end")}_setTotalDuration(t){this.totalDuration=t,this.renderPosition()}play(){this.emit("play")}setContent(t){var e;if(null===(e=this.content)||void 0===e||e.remove(),t){if("string"==typeof t){const e=this.start===this.end;this.content=s("div",{style:{padding:`0.2em ${e?.2:.4}em`,display:"inline-block"},textContent:t})}else this.content=t;this.content.setAttribute("part","region-content"),this.element.appendChild(this.content)}else this.content=void 0}setOptions(t){var e,i;if(t.color&&(this.color=t.color,this.element.style.backgroundColor=this.color),void 0!==t.drag&&(this.drag=t.drag,this.element.style.cursor=this.drag?"grab":"default"),void 0!==t.start||void 0!==t.end){const n=this.start===this.end;this.start=this.clampPosition(null!==(e=t.start)&&void 0!==e?e:this.start),this.end=this.clampPosition(null!==(i=t.end)&&void 0!==i?i:n?this.start:this.end),this.renderPosition(),this.setPart()}if(t.content&&this.setContent(t.content),t.id&&(this.id=t.id,this.setPart()),void 0!==t.resize&&t.resize!==this.resize){const e=this.start===this.end;this.resize=t.resize,this.resize&&!e?this.addResizeHandles(this.element):this.removeResizeHandles(this.element)}}remove(){this.emit("remove"),this.element.remove(),this.element=null}}class o extends e{constructor(t){super(t),this.regions=[],this.regionsContainer=this.initRegionsContainer()}static create(t){return new o(t)}onInit(){if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");this.wavesurfer.getWrapper().appendChild(this.regionsContainer);let t=[];this.subscriptions.push(this.wavesurfer.on("timeupdate",(e=>{const i=this.regions.filter((t=>t.start<=e&&(t.end===t.start?t.start+.05:t.end)>=e));i.forEach((e=>{t.includes(e)||this.emit("region-in",e)})),t.forEach((t=>{i.includes(t)||this.emit("region-out",t)})),t=i})))}initRegionsContainer(){return s("div",{style:{position:"absolute",top:"0",left:"0",width:"100%",height:"100%",zIndex:"3",pointerEvents:"none"}})}getRegions(){return this.regions}avoidOverlapping(t){if(!t.content)return;const e=t.content,i=e.getBoundingClientRect(),n=this.regions.map((e=>{if(e===t||!e.content)return 0;const n=e.content.getBoundingClientRect();return i.left<n.left+n.width&&n.left<i.left+i.width?n.height:0})).reduce(((t,e)=>t+e),0);e.style.marginTop=`${n}px`}adjustScroll(t){var e,i;const n=null===(i=null===(e=this.wavesurfer)||void 0===e?void 0:e.getWrapper())||void 0===i?void 0:i.parentElement;if(!n)return;const{clientWidth:s,scrollWidth:r}=n;if(r<=s)return;const o=n.getBoundingClientRect(),a=t.element.getBoundingClientRect(),l=a.left-o.left,h=a.right-o.left;l<0?n.scrollLeft+=l:h>s&&(n.scrollLeft+=h-s)}saveRegion(t){this.regionsContainer.appendChild(t.element),this.avoidOverlapping(t),this.regions.push(t);const e=[t.on("update",(()=>{this.adjustScroll(t)})),t.on("update-end",(()=>{this.avoidOverlapping(t),this.emit("region-updated",t)})),t.on("play",(()=>{var e,i;null===(e=this.wavesurfer)||void 0===e||e.play(),null===(i=this.wavesurfer)||void 0===i||i.setTime(t.start)})),t.on("click",(e=>{this.emit("region-clicked",t,e)})),t.on("dblclick",(e=>{this.emit("region-double-clicked",t,e)})),t.once("remove",(()=>{e.forEach((t=>t())),this.regions=this.regions.filter((e=>e!==t)),this.emit("region-removed",t)}))];this.subscriptions.push(...e),this.emit("region-created",t)}addRegion(t){var e,i;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");const n=this.wavesurfer.getDuration(),s=null===(i=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDecodedData())||void 0===i?void 0:i.numberOfChannels,o=new r(t,n,s);return n?this.saveRegion(o):this.subscriptions.push(this.wavesurfer.once("ready",(t=>{o._setTotalDuration(t),this.saveRegion(o)}))),o}enableDragSelection(t,e=3){var n;const s=null===(n=this.wavesurfer)||void 0===n?void 0:n.getWrapper();if(!(s&&s instanceof HTMLElement))return()=>{};let o=null,a=0;return i(s,((t,e,i)=>{o&&o._onUpdate(t,i>a?"end":"start")}),(e=>{var i,n;if(a=e,!this.wavesurfer)return;const s=this.wavesurfer.getDuration(),l=null===(n=null===(i=this.wavesurfer)||void 0===i?void 0:i.getDecodedData())||void 0===n?void 0:n.numberOfChannels,{width:h}=this.wavesurfer.getWrapper().getBoundingClientRect(),d=e/h*s,u=(e+5)/h*s;o=new r(Object.assign(Object.assign({},t),{start:d,end:u}),s,l),this.regionsContainer.appendChild(o.element)}),(()=>{o&&(this.saveRegion(o),o=null)}),e)}clearRegions(){this.regions.forEach((t=>t.remove()))}destroy(){this.clearRegions(),super.destroy(),this.regionsContainer.remove()}}return o}));

2

dist/plugins/spectrogram.esm.js

@@ -1,1 +0,1 @@

function e(e,t,s,i){return new(s||(s=Promise))((function(a,r){function n(e){try{o(i.next(e))}catch(e){r(e)}}function h(e){try{o(i.throw(e))}catch(e){r(e)}}function o(e){var t;e.done?a(e.value):(t=e.value,t instanceof s?t:new s((function(e){e(t)}))).then(n,h)}o((i=i.apply(e,t||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(e,t,s){if(this.listeners[e]||(this.listeners[e]=new Set),this.listeners[e].add(t),null==s?void 0:s.once){const s=()=>{this.removeEventListener(e,s),this.removeEventListener(e,t)};return this.addEventListener(e,s),s}return()=>this.removeEventListener(e,t)}removeEventListener(e,t){var s;null===(s=this.listeners[e])||void 0===s||s.delete(t)}once(e,t){return this.on(e,t,{once:!0})}unAll(){this.listeners={}}emit(e,...t){this.listeners[e]&&this.listeners[e].forEach((e=>e(...t)))}}class s extends t{constructor(e){super(),this.subscriptions=[],this.options=e}onInit(){}init(e){this.wavesurfer=e,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((e=>e()))}}function i(e,t,s,i){switch(this.bufferSize=e,this.sampleRate=t,this.bandwidth=2/e*(t/2),this.sinTable=new Float32Array(e),this.cosTable=new Float32Array(e),this.windowValues=new Float32Array(e),this.reverseTable=new Uint32Array(e),this.peakBand=0,this.peak=0,s){case"bartlett":for(a=0;a<e;a++)this.windowValues[a]=2/(e-1)*((e-1)/2-Math.abs(a-(e-1)/2));break;case"bartlettHann":for(a=0;a<e;a++)this.windowValues[a]=.62-.48*Math.abs(a/(e-1)-.5)-.38*Math.cos(2*Math.PI*a/(e-1));break;case"blackman":for(i=i||.16,a=0;a<e;a++)this.windowValues[a]=(1-i)/2-.5*Math.cos(2*Math.PI*a/(e-1))+i/2*Math.cos(4*Math.PI*a/(e-1));break;case"cosine":for(a=0;a<e;a++)this.windowValues[a]=Math.cos(Math.PI*a/(e-1)-Math.PI/2);break;case"gauss":for(i=i||.25,a=0;a<e;a++)this.windowValues[a]=Math.pow(Math.E,-.5*Math.pow((a-(e-1)/2)/(i*(e-1)/2),2));break;case"hamming":for(a=0;a<e;a++)this.windowValues[a]=.54-.46*Math.cos(2*Math.PI*a/(e-1));break;case"hann":case void 0:for(a=0;a<e;a++)this.windowValues[a]=.5*(1-Math.cos(2*Math.PI*a/(e-1)));break;case"lanczoz":for(a=0;a<e;a++)this.windowValues[a]=Math.sin(Math.PI*(2*a/(e-1)-1))/(Math.PI*(2*a/(e-1)-1));break;case"rectangular":for(a=0;a<e;a++)this.windowValues[a]=1;break;case"triangular":for(a=0;a<e;a++)this.windowValues[a]=2/e*(e/2-Math.abs(a-(e-1)/2));break;default:throw Error("No such window function '"+s+"'")}for(var a,r=1,n=e>>1;r<e;){for(a=0;a<r;a++)this.reverseTable[a+r]=this.reverseTable[a]+n;r<<=1,n>>=1}for(a=0;a<e;a++)this.sinTable[a]=Math.sin(-Math.PI/a),this.cosTable[a]=Math.cos(-Math.PI/a);this.calculateSpectrum=function(e){var t,s,i,a=this.bufferSize,r=this.cosTable,n=this.sinTable,h=this.reverseTable,o=new Float32Array(a),l=new Float32Array(a),c=2/this.bufferSize,f=Math.sqrt,u=new Float32Array(a/2),p=Math.floor(Math.log(a)/Math.LN2);if(Math.pow(2,p)!==a)throw"Invalid buffer size, must be a power of 2.";if(a!==e.length)throw"Supplied buffer is not the same size as defined FFT. FFT Size: "+a+" Buffer Size: "+e.length;for(var d,w,v,M,b,g,m,y,x=1,E=0;E<a;E++)o[E]=e[h[E]]*this.windowValues[h[E]],l[E]=0;for(;x<a;){d=r[x],w=n[x],v=1,M=0;for(var q=0;q<x;q++){for(E=q;E<a;)g=v*o[b=E+x]-M*l[b],m=v*l[b]+M*o[b],o[b]=o[E]-g,l[b]=l[E]-m,o[E]+=g,l[E]+=m,E+=x<<1;v=(y=v)*d-M*w,M=y*w+M*d}x<<=1}E=0;for(var S=a/2;E<S;E++)(i=c*f((t=o[E])*t+(s=l[E])*s))>this.peak&&(this.peakBand=E,this.peak=i),u[E]=i;return u}}const a=(e,t)=>Object.assign(e.style,t);class r extends s{static create(e){return new r(e||{})}constructor(e){if(super(e),this.frequenciesDataUrl=e.frequenciesDataUrl,this.container="string"==typeof e.container?document.querySelector(e.container):e.container,e.colorMap){if(e.colorMap.length<256)throw new Error("Colormap must contain 256 elements");for(let t=0;t<e.colorMap.length;t++){if(4!==e.colorMap[t].length)throw new Error("ColorMap entries must contain 4 values")}this.colorMap=e.colorMap}else{this.colorMap=[];for(let e=0;e<256;e++){const t=(255-e)/256;this.colorMap.push([t,t,t,1])}}this.fftSamples=e.fftSamples||512,this.height=e.height||this.fftSamples/2,this.noverlap=e.noverlap,this.windowFunc=e.windowFunc,this.alpha=e.alpha,this.frequencyMin=e.frequencyMin||0,this.frequencyMax=e.frequencyMax||0,this.createWrapper(),this.createCanvas()}onInit(){this.container=this.container||this.wavesurfer.getWrapper(),this.container.appendChild(this.wrapper),this.wavesurfer.options.fillParent&&a(this.wrapper,{width:"100%",overflowX:"hidden",overflowY:"hidden"}),this.subscriptions.push(this.wavesurfer.on("redraw",(()=>this.render())))}destroy(){this.unAll(),this.wavesurfer.un("ready",this._onReady),this.wavesurfer.un("redraw",this._onRender),this.wavesurfer=null,this.util=null,this.options=null,this.wrapper&&(this.wrapper.remove(),this.wrapper=null),super.destroy()}loadFrequenciesData(t){return e(this,void 0,void 0,(function*(){const e=yield fetch(t);if(!e.ok)throw new Error("Unable to fetch frequencies data");const s=yield e.json();this.drawSpectrogram(s)}))}createWrapper(){if(this.wrapper=document.createElement("div"),a(this.wrapper,{display:"block",position:"relative",userSelect:"none"}),this.options.labels){const e=document.createElement("canvas");e.setAttribute("part","spec-labels"),a(e,{position:"absolute",zIndex:9,width:"55px",height:"100%"}),this.wrapper.appendChild(e),this.labelsEl=e}this.wrapper.addEventListener("click",this._onWrapperClick)}createCanvas(){const e=document.createElement("canvas");this.wrapper.appendChild(e),this.spectrCc=e.getContext("2d"),a(e,{position:"absolute",left:0,top:0,width:"100%",height:"100%",zIndex:4}),this.canvas=e}render(){var e;if(this.frequenciesDataUrl)this.loadFrequenciesData(this.frequenciesDataUrl);else{const t=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDecodedData();t&&this.drawSpectrogram(this.getFrequencies(t))}}drawSpectrogram(e){isNaN(e[0][0])||(e=[e]),this.wrapper.style.height=this.height*e.length+"px",this.width=this.wavesurfer.getWrapper().offsetWidth,this.canvas.width=this.width,this.canvas.height=this.height*e.length;const t=this.spectrCc,s=this.height,i=this.width,a=this.buffer.sampleRate/2,r=this.frequencyMin,n=this.frequencyMax;if(t){for(let h=0;h<e.length;h++){const o=this.resample(e[h]),l=new ImageData(i,s);for(let e=0;e<o.length;e++)for(let t=0;t<o[e].length;t++){const a=this.colorMap[o[e][t]],r=4*((s-t)*i+e);l.data[r]=255*a[0],l.data[r+1]=255*a[1],l.data[r+2]=255*a[2],l.data[r+3]=255*a[3]}createImageBitmap(l).then((e=>{t.drawImage(e,0,s*(1-n/a),i,s*(n-r)/a,0,s*h,i,s)}))}this.options.labels&&this.loadLabels(this.options.labelsBackground,"12px","12px","",this.options.labelsColor,this.options.labelsHzColor||this.options.labelsColor,"center","#specLabels",e.length),this.emit("ready")}}getFrequencies(e){var t,s;const a=this.fftSamples,r=(null!==(t=this.options.splitChannels)&&void 0!==t?t:null===(s=this.wavesurfer)||void 0===s?void 0:s.options.splitChannels)?e.numberOfChannels:1;if(this.frequencyMax=this.frequencyMax||e.sampleRate/2,!e)return;this.buffer=e;const n=e.sampleRate,h=[];let o=this.noverlap;if(!o){const t=e.length/this.canvas.width;o=Math.max(0,Math.round(a-t))}const l=new i(a,n,this.windowFunc,this.alpha);for(let t=0;t<r;t++){const s=e.getChannelData(t),i=[];let r=0;for(;r+a<s.length;){const e=s.slice(r,r+a),t=l.calculateSpectrum(e),n=new Uint8Array(a/2);for(let e=0;e<a/2;e++)n[e]=Math.max(-255,45*Math.log10(t[e]));i.push(n),r+=a-o}h.push(i)}return h}freqType(e){return e>=1e3?(e/1e3).toFixed(1):Math.round(e)}unitType(e){return e>=1e3?"KHz":"Hz"}loadLabels(e,t,s,i,a,r,n,h,o){e=e||"rgba(68,68,68,0)",t=t||"12px",s=s||"12px",i=i||"Helvetica",a=a||"#fff",r=r||"#fff",n=n||"center";const l=this.height||512,c=l/256*5,f=this.frequencyMin,u=(this.frequencyMax-f)/c,p=this.labelsEl.getContext("2d"),d=window.devicePixelRatio;if(this.labelsEl.height=this.height*o*d,this.labelsEl.width=55*d,p.scale(d,d),p)for(let h=0;h<o;h++){let o;for(p.fillStyle=e,p.fillRect(0,h*l,55,(1+h)*l),p.fill(),o=0;o<=c;o++){p.textAlign=n,p.textBaseline="middle";const e=f+u*o,c=this.freqType(e),d=this.unitType(e),w=16;let v;v=0==o?(1+h)*l+o-10:(1+h)*l-50*o+2,p.fillStyle=r,p.font=s+" "+i,p.fillText(d,w+24,v),p.fillStyle=a,p.font=t+" "+i,p.fillText(c,w,v)}}}resample(e){const t=this.width,s=[],i=1/e.length,a=1/t;let r;for(r=0;r<t;r++){const t=new Array(e[0].length);let n;for(n=0;n<e.length;n++){const s=n*i,h=s+i,o=r*a,l=o+a,c=h<=o||l<=s?0:Math.min(Math.max(h,o),Math.max(l,s))-Math.max(Math.min(h,o),Math.min(l,s));let f;if(c>0)for(f=0;f<e[0].length;f++)null==t[f]&&(t[f]=0),t[f]+=c/a*e[n][f]}const h=new Uint8Array(e[0].length);let o;for(o=0;o<e[0].length;o++)h[o]=t[o];s.push(h)}return s}}export{r as default};
function t(t,e,s,i){return new(s||(s=Promise))((function(r,a){function n(t){try{o(i.next(t))}catch(t){a(t)}}function h(t){try{o(i.throw(t))}catch(t){a(t)}}function o(t){var e;t.done?r(t.value):(e=t.value,e instanceof s?e:new s((function(t){t(e)}))).then(n,h)}o((i=i.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;class e{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,s){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==s?void 0:s.once){const s=()=>{this.removeEventListener(t,s),this.removeEventListener(t,e)};return this.addEventListener(t,s),s}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var s;null===(s=this.listeners[t])||void 0===s||s.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class s extends e{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e){const s=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,r]of Object.entries(e))if("children"===t)for(const[t,r]of Object.entries(e))"string"==typeof r?s.appendChild(document.createTextNode(r)):s.appendChild(i(t,r));else"style"===t?Object.assign(s.style,r):"textContent"===t?s.textContent=r:s.setAttribute(t,r.toString());return s}function r(t,e,s){const r=i(t,e||{});return null==s||s.appendChild(r),r}function a(t,e,s,i){switch(this.bufferSize=t,this.sampleRate=e,this.bandwidth=2/t*(e/2),this.sinTable=new Float32Array(t),this.cosTable=new Float32Array(t),this.windowValues=new Float32Array(t),this.reverseTable=new Uint32Array(t),this.peakBand=0,this.peak=0,s){case"bartlett":for(r=0;r<t;r++)this.windowValues[r]=2/(t-1)*((t-1)/2-Math.abs(r-(t-1)/2));break;case"bartlettHann":for(r=0;r<t;r++)this.windowValues[r]=.62-.48*Math.abs(r/(t-1)-.5)-.38*Math.cos(2*Math.PI*r/(t-1));break;case"blackman":for(i=i||.16,r=0;r<t;r++)this.windowValues[r]=(1-i)/2-.5*Math.cos(2*Math.PI*r/(t-1))+i/2*Math.cos(4*Math.PI*r/(t-1));break;case"cosine":for(r=0;r<t;r++)this.windowValues[r]=Math.cos(Math.PI*r/(t-1)-Math.PI/2);break;case"gauss":for(i=i||.25,r=0;r<t;r++)this.windowValues[r]=Math.pow(Math.E,-.5*Math.pow((r-(t-1)/2)/(i*(t-1)/2),2));break;case"hamming":for(r=0;r<t;r++)this.windowValues[r]=.54-.46*Math.cos(2*Math.PI*r/(t-1));break;case"hann":case void 0:for(r=0;r<t;r++)this.windowValues[r]=.5*(1-Math.cos(2*Math.PI*r/(t-1)));break;case"lanczoz":for(r=0;r<t;r++)this.windowValues[r]=Math.sin(Math.PI*(2*r/(t-1)-1))/(Math.PI*(2*r/(t-1)-1));break;case"rectangular":for(r=0;r<t;r++)this.windowValues[r]=1;break;case"triangular":for(r=0;r<t;r++)this.windowValues[r]=2/t*(t/2-Math.abs(r-(t-1)/2));break;default:throw Error("No such window function '"+s+"'")}for(var r,a=1,n=t>>1;a<t;){for(r=0;r<a;r++)this.reverseTable[r+a]=this.reverseTable[r]+n;a<<=1,n>>=1}for(r=0;r<t;r++)this.sinTable[r]=Math.sin(-Math.PI/r),this.cosTable[r]=Math.cos(-Math.PI/r);this.calculateSpectrum=function(t){var e,s,i,r=this.bufferSize,a=this.cosTable,n=this.sinTable,h=this.reverseTable,o=new Float32Array(r),l=new Float32Array(r),c=2/this.bufferSize,f=Math.sqrt,u=new Float32Array(r/2),p=Math.floor(Math.log(r)/Math.LN2);if(Math.pow(2,p)!==r)throw"Invalid buffer size, must be a power of 2.";if(r!==t.length)throw"Supplied buffer is not the same size as defined FFT. FFT Size: "+r+" Buffer Size: "+t.length;for(var d,w,v,b,M,g,m,y,x=1,S=0;S<r;S++)o[S]=t[h[S]]*this.windowValues[h[S]],l[S]=0;for(;x<r;){d=a[x],w=n[x],v=1,b=0;for(var E=0;E<x;E++){for(S=E;S<r;)g=v*o[M=S+x]-b*l[M],m=v*l[M]+b*o[M],o[M]=o[S]-g,l[M]=l[S]-m,o[S]+=g,l[S]+=m,S+=x<<1;v=(y=v)*d-b*w,b=y*w+b*d}x<<=1}S=0;for(var q=r/2;S<q;S++)(i=c*f((e=o[S])*e+(s=l[S])*s))>this.peak&&(this.peakBand=S,this.peak=i),u[S]=i;return u}}class n extends s{static create(t){return new n(t||{})}constructor(t){if(super(t),this.frequenciesDataUrl=t.frequenciesDataUrl,this.container="string"==typeof t.container?document.querySelector(t.container):t.container,t.colorMap){if(t.colorMap.length<256)throw new Error("Colormap must contain 256 elements");for(let e=0;e<t.colorMap.length;e++){if(4!==t.colorMap[e].length)throw new Error("ColorMap entries must contain 4 values")}this.colorMap=t.colorMap}else{this.colorMap=[];for(let t=0;t<256;t++){const e=(255-t)/256;this.colorMap.push([e,e,e,1])}}this.fftSamples=t.fftSamples||512,this.height=t.height||this.fftSamples/2,this.noverlap=t.noverlap,this.windowFunc=t.windowFunc,this.alpha=t.alpha,this.frequencyMin=t.frequencyMin||0,this.frequencyMax=t.frequencyMax||0,this.createWrapper(),this.createCanvas()}onInit(){this.container=this.container||this.wavesurfer.getWrapper(),this.container.appendChild(this.wrapper),this.wavesurfer.options.fillParent&&Object.assign(this.wrapper.style,{width:"100%",overflowX:"hidden",overflowY:"hidden"}),this.subscriptions.push(this.wavesurfer.on("redraw",(()=>this.render())))}destroy(){this.unAll(),this.wavesurfer.un("ready",this._onReady),this.wavesurfer.un("redraw",this._onRender),this.wavesurfer=null,this.util=null,this.options=null,this.wrapper&&(this.wrapper.remove(),this.wrapper=null),super.destroy()}loadFrequenciesData(e){return t(this,void 0,void 0,(function*(){const t=yield fetch(e);if(!t.ok)throw new Error("Unable to fetch frequencies data");const s=yield t.json();this.drawSpectrogram(s)}))}createWrapper(){this.wrapper=r("div",{style:{display:"block",position:"relative",userSelect:"none"}}),this.options.labels&&(this.labelsEl=r("canvas",{part:"spec-labels",style:{position:"absolute",zIndex:9,width:"55px",height:"100%"}},this.wrapper)),this.wrapper.addEventListener("click",this._onWrapperClick)}createCanvas(){this.canvas=r("canvas",{style:{position:"absolute",left:0,top:0,width:"100%",height:"100%",zIndex:4}},this.wrapper),this.spectrCc=this.canvas.getContext("2d")}render(){var t;if(this.frequenciesDataUrl)this.loadFrequenciesData(this.frequenciesDataUrl);else{const e=null===(t=this.wavesurfer)||void 0===t?void 0:t.getDecodedData();e&&this.drawSpectrogram(this.getFrequencies(e))}}drawSpectrogram(t){isNaN(t[0][0])||(t=[t]),this.wrapper.style.height=this.height*t.length+"px",this.width=this.wavesurfer.getWrapper().offsetWidth,this.canvas.width=this.width,this.canvas.height=this.height*t.length;const e=this.spectrCc,s=this.height,i=this.width,r=this.buffer.sampleRate/2,a=this.frequencyMin,n=this.frequencyMax;if(e){for(let h=0;h<t.length;h++){const o=this.resample(t[h]),l=new ImageData(i,s);for(let t=0;t<o.length;t++)for(let e=0;e<o[t].length;e++){const r=this.colorMap[o[t][e]],a=4*((s-e)*i+t);l.data[a]=255*r[0],l.data[a+1]=255*r[1],l.data[a+2]=255*r[2],l.data[a+3]=255*r[3]}createImageBitmap(l).then((t=>{e.drawImage(t,0,s*(1-n/r),i,s*(n-a)/r,0,s*h,i,s)}))}this.options.labels&&this.loadLabels(this.options.labelsBackground,"12px","12px","",this.options.labelsColor,this.options.labelsHzColor||this.options.labelsColor,"center","#specLabels",t.length),this.emit("ready")}}getFrequencies(t){var e,s;const i=this.fftSamples,r=(null!==(e=this.options.splitChannels)&&void 0!==e?e:null===(s=this.wavesurfer)||void 0===s?void 0:s.options.splitChannels)?t.numberOfChannels:1;if(this.frequencyMax=this.frequencyMax||t.sampleRate/2,!t)return;this.buffer=t;const n=t.sampleRate,h=[];let o=this.noverlap;if(!o){const e=t.length/this.canvas.width;o=Math.max(0,Math.round(i-e))}const l=new a(i,n,this.windowFunc,this.alpha);for(let e=0;e<r;e++){const s=t.getChannelData(e),r=[];let a=0;for(;a+i<s.length;){const t=s.slice(a,a+i),e=l.calculateSpectrum(t),n=new Uint8Array(i/2);for(let t=0;t<i/2;t++)n[t]=Math.max(-255,45*Math.log10(e[t]));r.push(n),a+=i-o}h.push(r)}return h}freqType(t){return t>=1e3?(t/1e3).toFixed(1):Math.round(t)}unitType(t){return t>=1e3?"KHz":"Hz"}loadLabels(t,e,s,i,r,a,n,h,o){t=t||"rgba(68,68,68,0)",e=e||"12px",s=s||"12px",i=i||"Helvetica",r=r||"#fff",a=a||"#fff",n=n||"center";const l=this.height||512,c=l/256*5,f=this.frequencyMin,u=(this.frequencyMax-f)/c,p=this.labelsEl.getContext("2d"),d=window.devicePixelRatio;if(this.labelsEl.height=this.height*o*d,this.labelsEl.width=55*d,p.scale(d,d),p)for(let h=0;h<o;h++){let o;for(p.fillStyle=t,p.fillRect(0,h*l,55,(1+h)*l),p.fill(),o=0;o<=c;o++){p.textAlign=n,p.textBaseline="middle";const t=f+u*o,c=this.freqType(t),d=this.unitType(t),w=16;let v;v=0==o?(1+h)*l+o-10:(1+h)*l-50*o+2,p.fillStyle=a,p.font=s+" "+i,p.fillText(d,w+24,v),p.fillStyle=r,p.font=e+" "+i,p.fillText(c,w,v)}}}resample(t){const e=this.width,s=[],i=1/t.length,r=1/e;let a;for(a=0;a<e;a++){const e=new Array(t[0].length);let n;for(n=0;n<t.length;n++){const s=n*i,h=s+i,o=a*r,l=o+r,c=h<=o||l<=s?0:Math.min(Math.max(h,o),Math.max(l,s))-Math.max(Math.min(h,o),Math.min(l,s));let f;if(c>0)for(f=0;f<t[0].length;f++)null==e[f]&&(e[f]=0),e[f]+=c/r*t[n][f]}const h=new Uint8Array(t[0].length);let o;for(o=0;o<t[0].length;o++)h[o]=e[o];s.push(h)}return s}}export{n as default};

2

dist/plugins/spectrogram.js

@@ -1,1 +0,1 @@

function e(e,t,s,i){return new(s||(s=Promise))((function(a,r){function n(e){try{o(i.next(e))}catch(e){r(e)}}function h(e){try{o(i.throw(e))}catch(e){r(e)}}function o(e){var t;e.done?a(e.value):(t=e.value,t instanceof s?t:new s((function(e){e(t)}))).then(n,h)}o((i=i.apply(e,t||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(e,t,s){if(this.listeners[e]||(this.listeners[e]=new Set),this.listeners[e].add(t),null==s?void 0:s.once){const s=()=>{this.removeEventListener(e,s),this.removeEventListener(e,t)};return this.addEventListener(e,s),s}return()=>this.removeEventListener(e,t)}removeEventListener(e,t){var s;null===(s=this.listeners[e])||void 0===s||s.delete(t)}once(e,t){return this.on(e,t,{once:!0})}unAll(){this.listeners={}}emit(e,...t){this.listeners[e]&&this.listeners[e].forEach((e=>e(...t)))}}class s extends t{constructor(e){super(),this.subscriptions=[],this.options=e}onInit(){}init(e){this.wavesurfer=e,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((e=>e()))}}function i(e,t,s,i){switch(this.bufferSize=e,this.sampleRate=t,this.bandwidth=2/e*(t/2),this.sinTable=new Float32Array(e),this.cosTable=new Float32Array(e),this.windowValues=new Float32Array(e),this.reverseTable=new Uint32Array(e),this.peakBand=0,this.peak=0,s){case"bartlett":for(a=0;a<e;a++)this.windowValues[a]=2/(e-1)*((e-1)/2-Math.abs(a-(e-1)/2));break;case"bartlettHann":for(a=0;a<e;a++)this.windowValues[a]=.62-.48*Math.abs(a/(e-1)-.5)-.38*Math.cos(2*Math.PI*a/(e-1));break;case"blackman":for(i=i||.16,a=0;a<e;a++)this.windowValues[a]=(1-i)/2-.5*Math.cos(2*Math.PI*a/(e-1))+i/2*Math.cos(4*Math.PI*a/(e-1));break;case"cosine":for(a=0;a<e;a++)this.windowValues[a]=Math.cos(Math.PI*a/(e-1)-Math.PI/2);break;case"gauss":for(i=i||.25,a=0;a<e;a++)this.windowValues[a]=Math.pow(Math.E,-.5*Math.pow((a-(e-1)/2)/(i*(e-1)/2),2));break;case"hamming":for(a=0;a<e;a++)this.windowValues[a]=.54-.46*Math.cos(2*Math.PI*a/(e-1));break;case"hann":case void 0:for(a=0;a<e;a++)this.windowValues[a]=.5*(1-Math.cos(2*Math.PI*a/(e-1)));break;case"lanczoz":for(a=0;a<e;a++)this.windowValues[a]=Math.sin(Math.PI*(2*a/(e-1)-1))/(Math.PI*(2*a/(e-1)-1));break;case"rectangular":for(a=0;a<e;a++)this.windowValues[a]=1;break;case"triangular":for(a=0;a<e;a++)this.windowValues[a]=2/e*(e/2-Math.abs(a-(e-1)/2));break;default:throw Error("No such window function '"+s+"'")}for(var a,r=1,n=e>>1;r<e;){for(a=0;a<r;a++)this.reverseTable[a+r]=this.reverseTable[a]+n;r<<=1,n>>=1}for(a=0;a<e;a++)this.sinTable[a]=Math.sin(-Math.PI/a),this.cosTable[a]=Math.cos(-Math.PI/a);this.calculateSpectrum=function(e){var t,s,i,a=this.bufferSize,r=this.cosTable,n=this.sinTable,h=this.reverseTable,o=new Float32Array(a),l=new Float32Array(a),c=2/this.bufferSize,f=Math.sqrt,u=new Float32Array(a/2),p=Math.floor(Math.log(a)/Math.LN2);if(Math.pow(2,p)!==a)throw"Invalid buffer size, must be a power of 2.";if(a!==e.length)throw"Supplied buffer is not the same size as defined FFT. FFT Size: "+a+" Buffer Size: "+e.length;for(var d,w,v,M,b,g,m,y,x=1,E=0;E<a;E++)o[E]=e[h[E]]*this.windowValues[h[E]],l[E]=0;for(;x<a;){d=r[x],w=n[x],v=1,M=0;for(var q=0;q<x;q++){for(E=q;E<a;)g=v*o[b=E+x]-M*l[b],m=v*l[b]+M*o[b],o[b]=o[E]-g,l[b]=l[E]-m,o[E]+=g,l[E]+=m,E+=x<<1;v=(y=v)*d-M*w,M=y*w+M*d}x<<=1}E=0;for(var S=a/2;E<S;E++)(i=c*f((t=o[E])*t+(s=l[E])*s))>this.peak&&(this.peakBand=E,this.peak=i),u[E]=i;return u}}const a=(e,t)=>Object.assign(e.style,t);class r extends s{static create(e){return new r(e||{})}constructor(e){if(super(e),this.frequenciesDataUrl=e.frequenciesDataUrl,this.container="string"==typeof e.container?document.querySelector(e.container):e.container,e.colorMap){if(e.colorMap.length<256)throw new Error("Colormap must contain 256 elements");for(let t=0;t<e.colorMap.length;t++){if(4!==e.colorMap[t].length)throw new Error("ColorMap entries must contain 4 values")}this.colorMap=e.colorMap}else{this.colorMap=[];for(let e=0;e<256;e++){const t=(255-e)/256;this.colorMap.push([t,t,t,1])}}this.fftSamples=e.fftSamples||512,this.height=e.height||this.fftSamples/2,this.noverlap=e.noverlap,this.windowFunc=e.windowFunc,this.alpha=e.alpha,this.frequencyMin=e.frequencyMin||0,this.frequencyMax=e.frequencyMax||0,this.createWrapper(),this.createCanvas()}onInit(){this.container=this.container||this.wavesurfer.getWrapper(),this.container.appendChild(this.wrapper),this.wavesurfer.options.fillParent&&a(this.wrapper,{width:"100%",overflowX:"hidden",overflowY:"hidden"}),this.subscriptions.push(this.wavesurfer.on("redraw",(()=>this.render())))}destroy(){this.unAll(),this.wavesurfer.un("ready",this._onReady),this.wavesurfer.un("redraw",this._onRender),this.wavesurfer=null,this.util=null,this.options=null,this.wrapper&&(this.wrapper.remove(),this.wrapper=null),super.destroy()}loadFrequenciesData(t){return e(this,void 0,void 0,(function*(){const e=yield fetch(t);if(!e.ok)throw new Error("Unable to fetch frequencies data");const s=yield e.json();this.drawSpectrogram(s)}))}createWrapper(){if(this.wrapper=document.createElement("div"),a(this.wrapper,{display:"block",position:"relative",userSelect:"none"}),this.options.labels){const e=document.createElement("canvas");e.setAttribute("part","spec-labels"),a(e,{position:"absolute",zIndex:9,width:"55px",height:"100%"}),this.wrapper.appendChild(e),this.labelsEl=e}this.wrapper.addEventListener("click",this._onWrapperClick)}createCanvas(){const e=document.createElement("canvas");this.wrapper.appendChild(e),this.spectrCc=e.getContext("2d"),a(e,{position:"absolute",left:0,top:0,width:"100%",height:"100%",zIndex:4}),this.canvas=e}render(){var e;if(this.frequenciesDataUrl)this.loadFrequenciesData(this.frequenciesDataUrl);else{const t=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDecodedData();t&&this.drawSpectrogram(this.getFrequencies(t))}}drawSpectrogram(e){isNaN(e[0][0])||(e=[e]),this.wrapper.style.height=this.height*e.length+"px",this.width=this.wavesurfer.getWrapper().offsetWidth,this.canvas.width=this.width,this.canvas.height=this.height*e.length;const t=this.spectrCc,s=this.height,i=this.width,a=this.buffer.sampleRate/2,r=this.frequencyMin,n=this.frequencyMax;if(t){for(let h=0;h<e.length;h++){const o=this.resample(e[h]),l=new ImageData(i,s);for(let e=0;e<o.length;e++)for(let t=0;t<o[e].length;t++){const a=this.colorMap[o[e][t]],r=4*((s-t)*i+e);l.data[r]=255*a[0],l.data[r+1]=255*a[1],l.data[r+2]=255*a[2],l.data[r+3]=255*a[3]}createImageBitmap(l).then((e=>{t.drawImage(e,0,s*(1-n/a),i,s*(n-r)/a,0,s*h,i,s)}))}this.options.labels&&this.loadLabels(this.options.labelsBackground,"12px","12px","",this.options.labelsColor,this.options.labelsHzColor||this.options.labelsColor,"center","#specLabels",e.length),this.emit("ready")}}getFrequencies(e){var t,s;const a=this.fftSamples,r=(null!==(t=this.options.splitChannels)&&void 0!==t?t:null===(s=this.wavesurfer)||void 0===s?void 0:s.options.splitChannels)?e.numberOfChannels:1;if(this.frequencyMax=this.frequencyMax||e.sampleRate/2,!e)return;this.buffer=e;const n=e.sampleRate,h=[];let o=this.noverlap;if(!o){const t=e.length/this.canvas.width;o=Math.max(0,Math.round(a-t))}const l=new i(a,n,this.windowFunc,this.alpha);for(let t=0;t<r;t++){const s=e.getChannelData(t),i=[];let r=0;for(;r+a<s.length;){const e=s.slice(r,r+a),t=l.calculateSpectrum(e),n=new Uint8Array(a/2);for(let e=0;e<a/2;e++)n[e]=Math.max(-255,45*Math.log10(t[e]));i.push(n),r+=a-o}h.push(i)}return h}freqType(e){return e>=1e3?(e/1e3).toFixed(1):Math.round(e)}unitType(e){return e>=1e3?"KHz":"Hz"}loadLabels(e,t,s,i,a,r,n,h,o){e=e||"rgba(68,68,68,0)",t=t||"12px",s=s||"12px",i=i||"Helvetica",a=a||"#fff",r=r||"#fff",n=n||"center";const l=this.height||512,c=l/256*5,f=this.frequencyMin,u=(this.frequencyMax-f)/c,p=this.labelsEl.getContext("2d"),d=window.devicePixelRatio;if(this.labelsEl.height=this.height*o*d,this.labelsEl.width=55*d,p.scale(d,d),p)for(let h=0;h<o;h++){let o;for(p.fillStyle=e,p.fillRect(0,h*l,55,(1+h)*l),p.fill(),o=0;o<=c;o++){p.textAlign=n,p.textBaseline="middle";const e=f+u*o,c=this.freqType(e),d=this.unitType(e),w=16;let v;v=0==o?(1+h)*l+o-10:(1+h)*l-50*o+2,p.fillStyle=r,p.font=s+" "+i,p.fillText(d,w+24,v),p.fillStyle=a,p.font=t+" "+i,p.fillText(c,w,v)}}}resample(e){const t=this.width,s=[],i=1/e.length,a=1/t;let r;for(r=0;r<t;r++){const t=new Array(e[0].length);let n;for(n=0;n<e.length;n++){const s=n*i,h=s+i,o=r*a,l=o+a,c=h<=o||l<=s?0:Math.min(Math.max(h,o),Math.max(l,s))-Math.max(Math.min(h,o),Math.min(l,s));let f;if(c>0)for(f=0;f<e[0].length;f++)null==t[f]&&(t[f]=0),t[f]+=c/a*e[n][f]}const h=new Uint8Array(e[0].length);let o;for(o=0;o<e[0].length;o++)h[o]=t[o];s.push(h)}return s}}export{r as default};
function t(t,e,s,i){return new(s||(s=Promise))((function(r,a){function n(t){try{o(i.next(t))}catch(t){a(t)}}function h(t){try{o(i.throw(t))}catch(t){a(t)}}function o(t){var e;t.done?r(t.value):(e=t.value,e instanceof s?e:new s((function(t){t(e)}))).then(n,h)}o((i=i.apply(t,e||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;class e{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,s){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==s?void 0:s.once){const s=()=>{this.removeEventListener(t,s),this.removeEventListener(t,e)};return this.addEventListener(t,s),s}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var s;null===(s=this.listeners[t])||void 0===s||s.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class s extends e{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e){const s=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,r]of Object.entries(e))if("children"===t)for(const[t,r]of Object.entries(e))"string"==typeof r?s.appendChild(document.createTextNode(r)):s.appendChild(i(t,r));else"style"===t?Object.assign(s.style,r):"textContent"===t?s.textContent=r:s.setAttribute(t,r.toString());return s}function r(t,e,s){const r=i(t,e||{});return null==s||s.appendChild(r),r}function a(t,e,s,i){switch(this.bufferSize=t,this.sampleRate=e,this.bandwidth=2/t*(e/2),this.sinTable=new Float32Array(t),this.cosTable=new Float32Array(t),this.windowValues=new Float32Array(t),this.reverseTable=new Uint32Array(t),this.peakBand=0,this.peak=0,s){case"bartlett":for(r=0;r<t;r++)this.windowValues[r]=2/(t-1)*((t-1)/2-Math.abs(r-(t-1)/2));break;case"bartlettHann":for(r=0;r<t;r++)this.windowValues[r]=.62-.48*Math.abs(r/(t-1)-.5)-.38*Math.cos(2*Math.PI*r/(t-1));break;case"blackman":for(i=i||.16,r=0;r<t;r++)this.windowValues[r]=(1-i)/2-.5*Math.cos(2*Math.PI*r/(t-1))+i/2*Math.cos(4*Math.PI*r/(t-1));break;case"cosine":for(r=0;r<t;r++)this.windowValues[r]=Math.cos(Math.PI*r/(t-1)-Math.PI/2);break;case"gauss":for(i=i||.25,r=0;r<t;r++)this.windowValues[r]=Math.pow(Math.E,-.5*Math.pow((r-(t-1)/2)/(i*(t-1)/2),2));break;case"hamming":for(r=0;r<t;r++)this.windowValues[r]=.54-.46*Math.cos(2*Math.PI*r/(t-1));break;case"hann":case void 0:for(r=0;r<t;r++)this.windowValues[r]=.5*(1-Math.cos(2*Math.PI*r/(t-1)));break;case"lanczoz":for(r=0;r<t;r++)this.windowValues[r]=Math.sin(Math.PI*(2*r/(t-1)-1))/(Math.PI*(2*r/(t-1)-1));break;case"rectangular":for(r=0;r<t;r++)this.windowValues[r]=1;break;case"triangular":for(r=0;r<t;r++)this.windowValues[r]=2/t*(t/2-Math.abs(r-(t-1)/2));break;default:throw Error("No such window function '"+s+"'")}for(var r,a=1,n=t>>1;a<t;){for(r=0;r<a;r++)this.reverseTable[r+a]=this.reverseTable[r]+n;a<<=1,n>>=1}for(r=0;r<t;r++)this.sinTable[r]=Math.sin(-Math.PI/r),this.cosTable[r]=Math.cos(-Math.PI/r);this.calculateSpectrum=function(t){var e,s,i,r=this.bufferSize,a=this.cosTable,n=this.sinTable,h=this.reverseTable,o=new Float32Array(r),l=new Float32Array(r),c=2/this.bufferSize,f=Math.sqrt,u=new Float32Array(r/2),p=Math.floor(Math.log(r)/Math.LN2);if(Math.pow(2,p)!==r)throw"Invalid buffer size, must be a power of 2.";if(r!==t.length)throw"Supplied buffer is not the same size as defined FFT. FFT Size: "+r+" Buffer Size: "+t.length;for(var d,w,v,b,M,g,m,y,x=1,S=0;S<r;S++)o[S]=t[h[S]]*this.windowValues[h[S]],l[S]=0;for(;x<r;){d=a[x],w=n[x],v=1,b=0;for(var E=0;E<x;E++){for(S=E;S<r;)g=v*o[M=S+x]-b*l[M],m=v*l[M]+b*o[M],o[M]=o[S]-g,l[M]=l[S]-m,o[S]+=g,l[S]+=m,S+=x<<1;v=(y=v)*d-b*w,b=y*w+b*d}x<<=1}S=0;for(var q=r/2;S<q;S++)(i=c*f((e=o[S])*e+(s=l[S])*s))>this.peak&&(this.peakBand=S,this.peak=i),u[S]=i;return u}}class n extends s{static create(t){return new n(t||{})}constructor(t){if(super(t),this.frequenciesDataUrl=t.frequenciesDataUrl,this.container="string"==typeof t.container?document.querySelector(t.container):t.container,t.colorMap){if(t.colorMap.length<256)throw new Error("Colormap must contain 256 elements");for(let e=0;e<t.colorMap.length;e++){if(4!==t.colorMap[e].length)throw new Error("ColorMap entries must contain 4 values")}this.colorMap=t.colorMap}else{this.colorMap=[];for(let t=0;t<256;t++){const e=(255-t)/256;this.colorMap.push([e,e,e,1])}}this.fftSamples=t.fftSamples||512,this.height=t.height||this.fftSamples/2,this.noverlap=t.noverlap,this.windowFunc=t.windowFunc,this.alpha=t.alpha,this.frequencyMin=t.frequencyMin||0,this.frequencyMax=t.frequencyMax||0,this.createWrapper(),this.createCanvas()}onInit(){this.container=this.container||this.wavesurfer.getWrapper(),this.container.appendChild(this.wrapper),this.wavesurfer.options.fillParent&&Object.assign(this.wrapper.style,{width:"100%",overflowX:"hidden",overflowY:"hidden"}),this.subscriptions.push(this.wavesurfer.on("redraw",(()=>this.render())))}destroy(){this.unAll(),this.wavesurfer.un("ready",this._onReady),this.wavesurfer.un("redraw",this._onRender),this.wavesurfer=null,this.util=null,this.options=null,this.wrapper&&(this.wrapper.remove(),this.wrapper=null),super.destroy()}loadFrequenciesData(e){return t(this,void 0,void 0,(function*(){const t=yield fetch(e);if(!t.ok)throw new Error("Unable to fetch frequencies data");const s=yield t.json();this.drawSpectrogram(s)}))}createWrapper(){this.wrapper=r("div",{style:{display:"block",position:"relative",userSelect:"none"}}),this.options.labels&&(this.labelsEl=r("canvas",{part:"spec-labels",style:{position:"absolute",zIndex:9,width:"55px",height:"100%"}},this.wrapper)),this.wrapper.addEventListener("click",this._onWrapperClick)}createCanvas(){this.canvas=r("canvas",{style:{position:"absolute",left:0,top:0,width:"100%",height:"100%",zIndex:4}},this.wrapper),this.spectrCc=this.canvas.getContext("2d")}render(){var t;if(this.frequenciesDataUrl)this.loadFrequenciesData(this.frequenciesDataUrl);else{const e=null===(t=this.wavesurfer)||void 0===t?void 0:t.getDecodedData();e&&this.drawSpectrogram(this.getFrequencies(e))}}drawSpectrogram(t){isNaN(t[0][0])||(t=[t]),this.wrapper.style.height=this.height*t.length+"px",this.width=this.wavesurfer.getWrapper().offsetWidth,this.canvas.width=this.width,this.canvas.height=this.height*t.length;const e=this.spectrCc,s=this.height,i=this.width,r=this.buffer.sampleRate/2,a=this.frequencyMin,n=this.frequencyMax;if(e){for(let h=0;h<t.length;h++){const o=this.resample(t[h]),l=new ImageData(i,s);for(let t=0;t<o.length;t++)for(let e=0;e<o[t].length;e++){const r=this.colorMap[o[t][e]],a=4*((s-e)*i+t);l.data[a]=255*r[0],l.data[a+1]=255*r[1],l.data[a+2]=255*r[2],l.data[a+3]=255*r[3]}createImageBitmap(l).then((t=>{e.drawImage(t,0,s*(1-n/r),i,s*(n-a)/r,0,s*h,i,s)}))}this.options.labels&&this.loadLabels(this.options.labelsBackground,"12px","12px","",this.options.labelsColor,this.options.labelsHzColor||this.options.labelsColor,"center","#specLabels",t.length),this.emit("ready")}}getFrequencies(t){var e,s;const i=this.fftSamples,r=(null!==(e=this.options.splitChannels)&&void 0!==e?e:null===(s=this.wavesurfer)||void 0===s?void 0:s.options.splitChannels)?t.numberOfChannels:1;if(this.frequencyMax=this.frequencyMax||t.sampleRate/2,!t)return;this.buffer=t;const n=t.sampleRate,h=[];let o=this.noverlap;if(!o){const e=t.length/this.canvas.width;o=Math.max(0,Math.round(i-e))}const l=new a(i,n,this.windowFunc,this.alpha);for(let e=0;e<r;e++){const s=t.getChannelData(e),r=[];let a=0;for(;a+i<s.length;){const t=s.slice(a,a+i),e=l.calculateSpectrum(t),n=new Uint8Array(i/2);for(let t=0;t<i/2;t++)n[t]=Math.max(-255,45*Math.log10(e[t]));r.push(n),a+=i-o}h.push(r)}return h}freqType(t){return t>=1e3?(t/1e3).toFixed(1):Math.round(t)}unitType(t){return t>=1e3?"KHz":"Hz"}loadLabels(t,e,s,i,r,a,n,h,o){t=t||"rgba(68,68,68,0)",e=e||"12px",s=s||"12px",i=i||"Helvetica",r=r||"#fff",a=a||"#fff",n=n||"center";const l=this.height||512,c=l/256*5,f=this.frequencyMin,u=(this.frequencyMax-f)/c,p=this.labelsEl.getContext("2d"),d=window.devicePixelRatio;if(this.labelsEl.height=this.height*o*d,this.labelsEl.width=55*d,p.scale(d,d),p)for(let h=0;h<o;h++){let o;for(p.fillStyle=t,p.fillRect(0,h*l,55,(1+h)*l),p.fill(),o=0;o<=c;o++){p.textAlign=n,p.textBaseline="middle";const t=f+u*o,c=this.freqType(t),d=this.unitType(t),w=16;let v;v=0==o?(1+h)*l+o-10:(1+h)*l-50*o+2,p.fillStyle=a,p.font=s+" "+i,p.fillText(d,w+24,v),p.fillStyle=r,p.font=e+" "+i,p.fillText(c,w,v)}}}resample(t){const e=this.width,s=[],i=1/t.length,r=1/e;let a;for(a=0;a<e;a++){const e=new Array(t[0].length);let n;for(n=0;n<t.length;n++){const s=n*i,h=s+i,o=a*r,l=o+r,c=h<=o||l<=s?0:Math.min(Math.max(h,o),Math.max(l,s))-Math.max(Math.min(h,o),Math.min(l,s));let f;if(c>0)for(f=0;f<t[0].length;f++)null==e[f]&&(e[f]=0),e[f]+=c/r*t[n][f]}const h=new Uint8Array(t[0].length);let o;for(o=0;o<t[0].length;o++)h[o]=e[o];s.push(h)}return s}}export{n as default};

2

dist/plugins/spectrogram.min.js

@@ -1,1 +0,1 @@

!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):((e="undefined"!=typeof globalThis?globalThis:e||self).WaveSurfer=e.WaveSurfer||{},e.WaveSurfer.Spectrogram=t())}(this,(function(){"use strict";function e(e,t,s,i){return new(s||(s=Promise))((function(r,a){function n(e){try{h(i.next(e))}catch(e){a(e)}}function o(e){try{h(i.throw(e))}catch(e){a(e)}}function h(e){var t;e.done?r(e.value):(t=e.value,t instanceof s?t:new s((function(e){e(t)}))).then(n,o)}h((i=i.apply(e,t||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(e,t,s){if(this.listeners[e]||(this.listeners[e]=new Set),this.listeners[e].add(t),null==s?void 0:s.once){const s=()=>{this.removeEventListener(e,s),this.removeEventListener(e,t)};return this.addEventListener(e,s),s}return()=>this.removeEventListener(e,t)}removeEventListener(e,t){var s;null===(s=this.listeners[e])||void 0===s||s.delete(t)}once(e,t){return this.on(e,t,{once:!0})}unAll(){this.listeners={}}emit(e,...t){this.listeners[e]&&this.listeners[e].forEach((e=>e(...t)))}}class s extends t{constructor(e){super(),this.subscriptions=[],this.options=e}onInit(){}init(e){this.wavesurfer=e,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((e=>e()))}}function i(e,t,s,i){switch(this.bufferSize=e,this.sampleRate=t,this.bandwidth=2/e*(t/2),this.sinTable=new Float32Array(e),this.cosTable=new Float32Array(e),this.windowValues=new Float32Array(e),this.reverseTable=new Uint32Array(e),this.peakBand=0,this.peak=0,s){case"bartlett":for(r=0;r<e;r++)this.windowValues[r]=2/(e-1)*((e-1)/2-Math.abs(r-(e-1)/2));break;case"bartlettHann":for(r=0;r<e;r++)this.windowValues[r]=.62-.48*Math.abs(r/(e-1)-.5)-.38*Math.cos(2*Math.PI*r/(e-1));break;case"blackman":for(i=i||.16,r=0;r<e;r++)this.windowValues[r]=(1-i)/2-.5*Math.cos(2*Math.PI*r/(e-1))+i/2*Math.cos(4*Math.PI*r/(e-1));break;case"cosine":for(r=0;r<e;r++)this.windowValues[r]=Math.cos(Math.PI*r/(e-1)-Math.PI/2);break;case"gauss":for(i=i||.25,r=0;r<e;r++)this.windowValues[r]=Math.pow(Math.E,-.5*Math.pow((r-(e-1)/2)/(i*(e-1)/2),2));break;case"hamming":for(r=0;r<e;r++)this.windowValues[r]=.54-.46*Math.cos(2*Math.PI*r/(e-1));break;case"hann":case void 0:for(r=0;r<e;r++)this.windowValues[r]=.5*(1-Math.cos(2*Math.PI*r/(e-1)));break;case"lanczoz":for(r=0;r<e;r++)this.windowValues[r]=Math.sin(Math.PI*(2*r/(e-1)-1))/(Math.PI*(2*r/(e-1)-1));break;case"rectangular":for(r=0;r<e;r++)this.windowValues[r]=1;break;case"triangular":for(r=0;r<e;r++)this.windowValues[r]=2/e*(e/2-Math.abs(r-(e-1)/2));break;default:throw Error("No such window function '"+s+"'")}for(var r,a=1,n=e>>1;a<e;){for(r=0;r<a;r++)this.reverseTable[r+a]=this.reverseTable[r]+n;a<<=1,n>>=1}for(r=0;r<e;r++)this.sinTable[r]=Math.sin(-Math.PI/r),this.cosTable[r]=Math.cos(-Math.PI/r);this.calculateSpectrum=function(e){var t,s,i,r=this.bufferSize,a=this.cosTable,n=this.sinTable,o=this.reverseTable,h=new Float32Array(r),l=new Float32Array(r),c=2/this.bufferSize,f=Math.sqrt,u=new Float32Array(r/2),p=Math.floor(Math.log(r)/Math.LN2);if(Math.pow(2,p)!==r)throw"Invalid buffer size, must be a power of 2.";if(r!==e.length)throw"Supplied buffer is not the same size as defined FFT. FFT Size: "+r+" Buffer Size: "+e.length;for(var d,w,v,b,M,g,m,y,x=1,S=0;S<r;S++)h[S]=e[o[S]]*this.windowValues[o[S]],l[S]=0;for(;x<r;){d=a[x],w=n[x],v=1,b=0;for(var E=0;E<x;E++){for(S=E;S<r;)g=v*h[M=S+x]-b*l[M],m=v*l[M]+b*h[M],h[M]=h[S]-g,l[M]=l[S]-m,h[S]+=g,l[S]+=m,S+=x<<1;v=(y=v)*d-b*w,b=y*w+b*d}x<<=1}S=0;for(var q=r/2;S<q;S++)(i=c*f((t=h[S])*t+(s=l[S])*s))>this.peak&&(this.peakBand=S,this.peak=i),u[S]=i;return u}}const r=(e,t)=>Object.assign(e.style,t);class a extends s{static create(e){return new a(e||{})}constructor(e){if(super(e),this.frequenciesDataUrl=e.frequenciesDataUrl,this.container="string"==typeof e.container?document.querySelector(e.container):e.container,e.colorMap){if(e.colorMap.length<256)throw new Error("Colormap must contain 256 elements");for(let t=0;t<e.colorMap.length;t++){if(4!==e.colorMap[t].length)throw new Error("ColorMap entries must contain 4 values")}this.colorMap=e.colorMap}else{this.colorMap=[];for(let e=0;e<256;e++){const t=(255-e)/256;this.colorMap.push([t,t,t,1])}}this.fftSamples=e.fftSamples||512,this.height=e.height||this.fftSamples/2,this.noverlap=e.noverlap,this.windowFunc=e.windowFunc,this.alpha=e.alpha,this.frequencyMin=e.frequencyMin||0,this.frequencyMax=e.frequencyMax||0,this.createWrapper(),this.createCanvas()}onInit(){this.container=this.container||this.wavesurfer.getWrapper(),this.container.appendChild(this.wrapper),this.wavesurfer.options.fillParent&&r(this.wrapper,{width:"100%",overflowX:"hidden",overflowY:"hidden"}),this.subscriptions.push(this.wavesurfer.on("redraw",(()=>this.render())))}destroy(){this.unAll(),this.wavesurfer.un("ready",this._onReady),this.wavesurfer.un("redraw",this._onRender),this.wavesurfer=null,this.util=null,this.options=null,this.wrapper&&(this.wrapper.remove(),this.wrapper=null),super.destroy()}loadFrequenciesData(t){return e(this,void 0,void 0,(function*(){const e=yield fetch(t);if(!e.ok)throw new Error("Unable to fetch frequencies data");const s=yield e.json();this.drawSpectrogram(s)}))}createWrapper(){if(this.wrapper=document.createElement("div"),r(this.wrapper,{display:"block",position:"relative",userSelect:"none"}),this.options.labels){const e=document.createElement("canvas");e.setAttribute("part","spec-labels"),r(e,{position:"absolute",zIndex:9,width:"55px",height:"100%"}),this.wrapper.appendChild(e),this.labelsEl=e}this.wrapper.addEventListener("click",this._onWrapperClick)}createCanvas(){const e=document.createElement("canvas");this.wrapper.appendChild(e),this.spectrCc=e.getContext("2d"),r(e,{position:"absolute",left:0,top:0,width:"100%",height:"100%",zIndex:4}),this.canvas=e}render(){var e;if(this.frequenciesDataUrl)this.loadFrequenciesData(this.frequenciesDataUrl);else{const t=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDecodedData();t&&this.drawSpectrogram(this.getFrequencies(t))}}drawSpectrogram(e){isNaN(e[0][0])||(e=[e]),this.wrapper.style.height=this.height*e.length+"px",this.width=this.wavesurfer.getWrapper().offsetWidth,this.canvas.width=this.width,this.canvas.height=this.height*e.length;const t=this.spectrCc,s=this.height,i=this.width,r=this.buffer.sampleRate/2,a=this.frequencyMin,n=this.frequencyMax;if(t){for(let o=0;o<e.length;o++){const h=this.resample(e[o]),l=new ImageData(i,s);for(let e=0;e<h.length;e++)for(let t=0;t<h[e].length;t++){const r=this.colorMap[h[e][t]],a=4*((s-t)*i+e);l.data[a]=255*r[0],l.data[a+1]=255*r[1],l.data[a+2]=255*r[2],l.data[a+3]=255*r[3]}createImageBitmap(l).then((e=>{t.drawImage(e,0,s*(1-n/r),i,s*(n-a)/r,0,s*o,i,s)}))}this.options.labels&&this.loadLabels(this.options.labelsBackground,"12px","12px","",this.options.labelsColor,this.options.labelsHzColor||this.options.labelsColor,"center","#specLabels",e.length),this.emit("ready")}}getFrequencies(e){var t,s;const r=this.fftSamples,a=(null!==(t=this.options.splitChannels)&&void 0!==t?t:null===(s=this.wavesurfer)||void 0===s?void 0:s.options.splitChannels)?e.numberOfChannels:1;if(this.frequencyMax=this.frequencyMax||e.sampleRate/2,!e)return;this.buffer=e;const n=e.sampleRate,o=[];let h=this.noverlap;if(!h){const t=e.length/this.canvas.width;h=Math.max(0,Math.round(r-t))}const l=new i(r,n,this.windowFunc,this.alpha);for(let t=0;t<a;t++){const s=e.getChannelData(t),i=[];let a=0;for(;a+r<s.length;){const e=s.slice(a,a+r),t=l.calculateSpectrum(e),n=new Uint8Array(r/2);for(let e=0;e<r/2;e++)n[e]=Math.max(-255,45*Math.log10(t[e]));i.push(n),a+=r-h}o.push(i)}return o}freqType(e){return e>=1e3?(e/1e3).toFixed(1):Math.round(e)}unitType(e){return e>=1e3?"KHz":"Hz"}loadLabels(e,t,s,i,r,a,n,o,h){e=e||"rgba(68,68,68,0)",t=t||"12px",s=s||"12px",i=i||"Helvetica",r=r||"#fff",a=a||"#fff",n=n||"center";const l=this.height||512,c=l/256*5,f=this.frequencyMin,u=(this.frequencyMax-f)/c,p=this.labelsEl.getContext("2d"),d=window.devicePixelRatio;if(this.labelsEl.height=this.height*h*d,this.labelsEl.width=55*d,p.scale(d,d),p)for(let o=0;o<h;o++){let h;for(p.fillStyle=e,p.fillRect(0,o*l,55,(1+o)*l),p.fill(),h=0;h<=c;h++){p.textAlign=n,p.textBaseline="middle";const e=f+u*h,c=this.freqType(e),d=this.unitType(e),w=16;let v;v=0==h?(1+o)*l+h-10:(1+o)*l-50*h+2,p.fillStyle=a,p.font=s+" "+i,p.fillText(d,w+24,v),p.fillStyle=r,p.font=t+" "+i,p.fillText(c,w,v)}}}resample(e){const t=this.width,s=[],i=1/e.length,r=1/t;let a;for(a=0;a<t;a++){const t=new Array(e[0].length);let n;for(n=0;n<e.length;n++){const s=n*i,o=s+i,h=a*r,l=h+r,c=o<=h||l<=s?0:Math.min(Math.max(o,h),Math.max(l,s))-Math.max(Math.min(o,h),Math.min(l,s));let f;if(c>0)for(f=0;f<e[0].length;f++)null==t[f]&&(t[f]=0),t[f]+=c/r*e[n][f]}const o=new Uint8Array(e[0].length);let h;for(h=0;h<e[0].length;h++)o[h]=t[h];s.push(o)}return s}}return a}));
!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):((e="undefined"!=typeof globalThis?globalThis:e||self).WaveSurfer=e.WaveSurfer||{},e.WaveSurfer.Spectrogram=t())}(this,(function(){"use strict";function e(e,t,s,i){return new(s||(s=Promise))((function(r,n){function a(e){try{h(i.next(e))}catch(e){n(e)}}function o(e){try{h(i.throw(e))}catch(e){n(e)}}function h(e){var t;e.done?r(e.value):(t=e.value,t instanceof s?t:new s((function(e){e(t)}))).then(a,o)}h((i=i.apply(e,t||[])).next())}))}"function"==typeof SuppressedError&&SuppressedError;class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(e,t,s){if(this.listeners[e]||(this.listeners[e]=new Set),this.listeners[e].add(t),null==s?void 0:s.once){const s=()=>{this.removeEventListener(e,s),this.removeEventListener(e,t)};return this.addEventListener(e,s),s}return()=>this.removeEventListener(e,t)}removeEventListener(e,t){var s;null===(s=this.listeners[e])||void 0===s||s.delete(t)}once(e,t){return this.on(e,t,{once:!0})}unAll(){this.listeners={}}emit(e,...t){this.listeners[e]&&this.listeners[e].forEach((e=>e(...t)))}}class s extends t{constructor(e){super(),this.subscriptions=[],this.options=e}onInit(){}init(e){this.wavesurfer=e,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((e=>e()))}}function i(e,t){const s=t.xmlns?document.createElementNS(t.xmlns,e):document.createElement(e);for(const[e,r]of Object.entries(t))if("children"===e)for(const[e,r]of Object.entries(t))"string"==typeof r?s.appendChild(document.createTextNode(r)):s.appendChild(i(e,r));else"style"===e?Object.assign(s.style,r):"textContent"===e?s.textContent=r:s.setAttribute(e,r.toString());return s}function r(e,t,s){const r=i(e,t||{});return null==s||s.appendChild(r),r}function n(e,t,s,i){switch(this.bufferSize=e,this.sampleRate=t,this.bandwidth=2/e*(t/2),this.sinTable=new Float32Array(e),this.cosTable=new Float32Array(e),this.windowValues=new Float32Array(e),this.reverseTable=new Uint32Array(e),this.peakBand=0,this.peak=0,s){case"bartlett":for(r=0;r<e;r++)this.windowValues[r]=2/(e-1)*((e-1)/2-Math.abs(r-(e-1)/2));break;case"bartlettHann":for(r=0;r<e;r++)this.windowValues[r]=.62-.48*Math.abs(r/(e-1)-.5)-.38*Math.cos(2*Math.PI*r/(e-1));break;case"blackman":for(i=i||.16,r=0;r<e;r++)this.windowValues[r]=(1-i)/2-.5*Math.cos(2*Math.PI*r/(e-1))+i/2*Math.cos(4*Math.PI*r/(e-1));break;case"cosine":for(r=0;r<e;r++)this.windowValues[r]=Math.cos(Math.PI*r/(e-1)-Math.PI/2);break;case"gauss":for(i=i||.25,r=0;r<e;r++)this.windowValues[r]=Math.pow(Math.E,-.5*Math.pow((r-(e-1)/2)/(i*(e-1)/2),2));break;case"hamming":for(r=0;r<e;r++)this.windowValues[r]=.54-.46*Math.cos(2*Math.PI*r/(e-1));break;case"hann":case void 0:for(r=0;r<e;r++)this.windowValues[r]=.5*(1-Math.cos(2*Math.PI*r/(e-1)));break;case"lanczoz":for(r=0;r<e;r++)this.windowValues[r]=Math.sin(Math.PI*(2*r/(e-1)-1))/(Math.PI*(2*r/(e-1)-1));break;case"rectangular":for(r=0;r<e;r++)this.windowValues[r]=1;break;case"triangular":for(r=0;r<e;r++)this.windowValues[r]=2/e*(e/2-Math.abs(r-(e-1)/2));break;default:throw Error("No such window function '"+s+"'")}for(var r,n=1,a=e>>1;n<e;){for(r=0;r<n;r++)this.reverseTable[r+n]=this.reverseTable[r]+a;n<<=1,a>>=1}for(r=0;r<e;r++)this.sinTable[r]=Math.sin(-Math.PI/r),this.cosTable[r]=Math.cos(-Math.PI/r);this.calculateSpectrum=function(e){var t,s,i,r=this.bufferSize,n=this.cosTable,a=this.sinTable,o=this.reverseTable,h=new Float32Array(r),l=new Float32Array(r),c=2/this.bufferSize,f=Math.sqrt,u=new Float32Array(r/2),p=Math.floor(Math.log(r)/Math.LN2);if(Math.pow(2,p)!==r)throw"Invalid buffer size, must be a power of 2.";if(r!==e.length)throw"Supplied buffer is not the same size as defined FFT. FFT Size: "+r+" Buffer Size: "+e.length;for(var d,w,v,b,g,M,m,y,x=1,S=0;S<r;S++)h[S]=e[o[S]]*this.windowValues[o[S]],l[S]=0;for(;x<r;){d=n[x],w=a[x],v=1,b=0;for(var E=0;E<x;E++){for(S=E;S<r;)M=v*h[g=S+x]-b*l[g],m=v*l[g]+b*h[g],h[g]=h[S]-M,l[g]=l[S]-m,h[S]+=M,l[S]+=m,S+=x<<1;v=(y=v)*d-b*w,b=y*w+b*d}x<<=1}S=0;for(var q=r/2;S<q;S++)(i=c*f((t=h[S])*t+(s=l[S])*s))>this.peak&&(this.peakBand=S,this.peak=i),u[S]=i;return u}}class a extends s{static create(e){return new a(e||{})}constructor(e){if(super(e),this.frequenciesDataUrl=e.frequenciesDataUrl,this.container="string"==typeof e.container?document.querySelector(e.container):e.container,e.colorMap){if(e.colorMap.length<256)throw new Error("Colormap must contain 256 elements");for(let t=0;t<e.colorMap.length;t++){if(4!==e.colorMap[t].length)throw new Error("ColorMap entries must contain 4 values")}this.colorMap=e.colorMap}else{this.colorMap=[];for(let e=0;e<256;e++){const t=(255-e)/256;this.colorMap.push([t,t,t,1])}}this.fftSamples=e.fftSamples||512,this.height=e.height||this.fftSamples/2,this.noverlap=e.noverlap,this.windowFunc=e.windowFunc,this.alpha=e.alpha,this.frequencyMin=e.frequencyMin||0,this.frequencyMax=e.frequencyMax||0,this.createWrapper(),this.createCanvas()}onInit(){this.container=this.container||this.wavesurfer.getWrapper(),this.container.appendChild(this.wrapper),this.wavesurfer.options.fillParent&&Object.assign(this.wrapper.style,{width:"100%",overflowX:"hidden",overflowY:"hidden"}),this.subscriptions.push(this.wavesurfer.on("redraw",(()=>this.render())))}destroy(){this.unAll(),this.wavesurfer.un("ready",this._onReady),this.wavesurfer.un("redraw",this._onRender),this.wavesurfer=null,this.util=null,this.options=null,this.wrapper&&(this.wrapper.remove(),this.wrapper=null),super.destroy()}loadFrequenciesData(t){return e(this,void 0,void 0,(function*(){const e=yield fetch(t);if(!e.ok)throw new Error("Unable to fetch frequencies data");const s=yield e.json();this.drawSpectrogram(s)}))}createWrapper(){this.wrapper=r("div",{style:{display:"block",position:"relative",userSelect:"none"}}),this.options.labels&&(this.labelsEl=r("canvas",{part:"spec-labels",style:{position:"absolute",zIndex:9,width:"55px",height:"100%"}},this.wrapper)),this.wrapper.addEventListener("click",this._onWrapperClick)}createCanvas(){this.canvas=r("canvas",{style:{position:"absolute",left:0,top:0,width:"100%",height:"100%",zIndex:4}},this.wrapper),this.spectrCc=this.canvas.getContext("2d")}render(){var e;if(this.frequenciesDataUrl)this.loadFrequenciesData(this.frequenciesDataUrl);else{const t=null===(e=this.wavesurfer)||void 0===e?void 0:e.getDecodedData();t&&this.drawSpectrogram(this.getFrequencies(t))}}drawSpectrogram(e){isNaN(e[0][0])||(e=[e]),this.wrapper.style.height=this.height*e.length+"px",this.width=this.wavesurfer.getWrapper().offsetWidth,this.canvas.width=this.width,this.canvas.height=this.height*e.length;const t=this.spectrCc,s=this.height,i=this.width,r=this.buffer.sampleRate/2,n=this.frequencyMin,a=this.frequencyMax;if(t){for(let o=0;o<e.length;o++){const h=this.resample(e[o]),l=new ImageData(i,s);for(let e=0;e<h.length;e++)for(let t=0;t<h[e].length;t++){const r=this.colorMap[h[e][t]],n=4*((s-t)*i+e);l.data[n]=255*r[0],l.data[n+1]=255*r[1],l.data[n+2]=255*r[2],l.data[n+3]=255*r[3]}createImageBitmap(l).then((e=>{t.drawImage(e,0,s*(1-a/r),i,s*(a-n)/r,0,s*o,i,s)}))}this.options.labels&&this.loadLabels(this.options.labelsBackground,"12px","12px","",this.options.labelsColor,this.options.labelsHzColor||this.options.labelsColor,"center","#specLabels",e.length),this.emit("ready")}}getFrequencies(e){var t,s;const i=this.fftSamples,r=(null!==(t=this.options.splitChannels)&&void 0!==t?t:null===(s=this.wavesurfer)||void 0===s?void 0:s.options.splitChannels)?e.numberOfChannels:1;if(this.frequencyMax=this.frequencyMax||e.sampleRate/2,!e)return;this.buffer=e;const a=e.sampleRate,o=[];let h=this.noverlap;if(!h){const t=e.length/this.canvas.width;h=Math.max(0,Math.round(i-t))}const l=new n(i,a,this.windowFunc,this.alpha);for(let t=0;t<r;t++){const s=e.getChannelData(t),r=[];let n=0;for(;n+i<s.length;){const e=s.slice(n,n+i),t=l.calculateSpectrum(e),a=new Uint8Array(i/2);for(let e=0;e<i/2;e++)a[e]=Math.max(-255,45*Math.log10(t[e]));r.push(a),n+=i-h}o.push(r)}return o}freqType(e){return e>=1e3?(e/1e3).toFixed(1):Math.round(e)}unitType(e){return e>=1e3?"KHz":"Hz"}loadLabels(e,t,s,i,r,n,a,o,h){e=e||"rgba(68,68,68,0)",t=t||"12px",s=s||"12px",i=i||"Helvetica",r=r||"#fff",n=n||"#fff",a=a||"center";const l=this.height||512,c=l/256*5,f=this.frequencyMin,u=(this.frequencyMax-f)/c,p=this.labelsEl.getContext("2d"),d=window.devicePixelRatio;if(this.labelsEl.height=this.height*h*d,this.labelsEl.width=55*d,p.scale(d,d),p)for(let o=0;o<h;o++){let h;for(p.fillStyle=e,p.fillRect(0,o*l,55,(1+o)*l),p.fill(),h=0;h<=c;h++){p.textAlign=a,p.textBaseline="middle";const e=f+u*h,c=this.freqType(e),d=this.unitType(e),w=16;let v;v=0==h?(1+o)*l+h-10:(1+o)*l-50*h+2,p.fillStyle=n,p.font=s+" "+i,p.fillText(d,w+24,v),p.fillStyle=r,p.font=t+" "+i,p.fillText(c,w,v)}}}resample(e){const t=this.width,s=[],i=1/e.length,r=1/t;let n;for(n=0;n<t;n++){const t=new Array(e[0].length);let a;for(a=0;a<e.length;a++){const s=a*i,o=s+i,h=n*r,l=h+r,c=o<=h||l<=s?0:Math.min(Math.max(o,h),Math.max(l,s))-Math.max(Math.min(o,h),Math.min(l,s));let f;if(c>0)for(f=0;f<e[0].length;f++)null==t[f]&&(t[f]=0),t[f]+=c/r*e[a][f]}const o=new Uint8Array(e[0].length);let h;for(h=0;h<e[0].length;h++)o[h]=t[h];s.push(o)}return s}}return a}));

2

dist/plugins/timeline.esm.js

@@ -1,1 +0,1 @@

class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}const i={height:20,formatTimeCallback:t=>{if(t/60>1){return`${Math.floor(t/60)}:${`${(t=Math.round(t%60))<10?"0":""}${t}`}`}return`${Math.round(1e3*t)/1e3}`}};class n extends e{constructor(t){super(t||{}),this.options=Object.assign({},i,t),this.timelineWrapper=this.initTimelineWrapper()}static create(t){return new n(t)}onInit(){var t;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");let e=this.wavesurfer.getWrapper();if(this.options.container instanceof HTMLElement)e=this.options.container;else if("string"==typeof this.options.container){const t=document.querySelector(this.options.container);if(!t)throw Error(`No Timeline container found matching ${this.options.container}`);e=t}this.options.insertPosition?(e.firstElementChild||e).insertAdjacentElement(this.options.insertPosition,this.timelineWrapper):e.appendChild(this.timelineWrapper),this.subscriptions.push(this.wavesurfer.on("redraw",(()=>this.initTimeline()))),((null===(t=this.wavesurfer)||void 0===t?void 0:t.getDuration())||this.options.duration)&&this.initTimeline()}destroy(){this.timelineWrapper.remove(),super.destroy()}initTimelineWrapper(){const t=document.createElement("div");return t.setAttribute("part","timeline"),t.setAttribute("style","pointer-events: none;"),t}defaultTimeInterval(t){return t>=25?1:5*t>=25?5:15*t>=25?15:60*Math.ceil(.5/t)}defaultPrimaryLabelInterval(t){return t>=25?10:5*t>=25?6:4}defaultSecondaryLabelInterval(t){return t>=25?5:2}initTimeline(){var t,e,i,n,s,r,o;const l=null!==(i=null!==(e=null===(t=this.wavesurfer)||void 0===t?void 0:t.getDuration())&&void 0!==e?e:this.options.duration)&&void 0!==i?i:0,a=this.timelineWrapper.scrollWidth/l,h=null!==(n=this.options.timeInterval)&&void 0!==n?n:this.defaultTimeInterval(a),p=null!==(s=this.options.primaryLabelInterval)&&void 0!==s?s:this.defaultPrimaryLabelInterval(a),d=this.options.primaryLabelSpacing,u=null!==(r=this.options.secondaryLabelInterval)&&void 0!==r?r:this.defaultSecondaryLabelInterval(a),c=this.options.secondaryLabelSpacing,v="beforebegin"===this.options.insertPosition,m=document.createElement("div");if(m.setAttribute("style",`\n height: ${this.options.height}px;\n overflow: hidden;\n font-size: ${this.options.height/2}px;\n white-space: nowrap;\n position: relative;\n `),v){const t="\n position: absolute;\n top: 0;\n left: 0;\n right: 0;\n z-index: 2;\n ";m.setAttribute("style",m.getAttribute("style")+t)}"string"==typeof this.options.style?m.setAttribute("style",m.getAttribute("style")+this.options.style):"object"==typeof this.options.style&&Object.assign(m.style,this.options.style);const f=document.createElement("div");f.setAttribute("style",`\n width: 0;\n height: 50%;\n display: flex;\n flex-direction: column;\n justify-content: ${v?"flex-start":"flex-end"};\n ${v?"top: 0;":"bottom: 0;"}\n overflow: visible;\n border-left: 1px solid currentColor;\n opacity: ${null!==(o=this.options.secondaryLabelOpacity)&&void 0!==o?o:.25};\n position: absolute;\n z-index: 1;\n `);for(let t=0,e=0;t<l;t+=h,e++){const i=f.cloneNode(),n=Math.round(100*t)/100%p==0||d&&e%d==0,s=Math.round(100*t)/100%u==0||c&&e%c==0;(n||s)&&(i.style.height="100%",i.style.textIndent="3px",i.textContent=this.options.formatTimeCallback(t),n&&(i.style.opacity="1"));const r=n?"primary":s?"secondary":"tick";i.setAttribute("part",`timeline-notch timeline-notch-${r}`),i.style.left=t*a+"px",m.appendChild(i)}this.timelineWrapper.innerHTML="",this.timelineWrapper.appendChild(m),this.emit("ready")}}export{n as default};
class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e){const n=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?n.appendChild(document.createTextNode(s)):n.appendChild(i(t,s));else"style"===t?Object.assign(n.style,s):"textContent"===t?n.textContent=s:n.setAttribute(t,s.toString());return n}function n(t,e,n){const s=i(t,e||{});return null==n||n.appendChild(s),s}const s={height:20,formatTimeCallback:t=>{if(t/60>1){return`${Math.floor(t/60)}:${`${(t=Math.round(t%60))<10?"0":""}${t}`}`}return`${Math.round(1e3*t)/1e3}`}};class o extends e{constructor(t){super(t||{}),this.options=Object.assign({},s,t),this.timelineWrapper=this.initTimelineWrapper()}static create(t){return new o(t)}onInit(){var t;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");let e=this.wavesurfer.getWrapper();if(this.options.container instanceof HTMLElement)e=this.options.container;else if("string"==typeof this.options.container){const t=document.querySelector(this.options.container);if(!t)throw Error(`No Timeline container found matching ${this.options.container}`);e=t}this.options.insertPosition?(e.firstElementChild||e).insertAdjacentElement(this.options.insertPosition,this.timelineWrapper):e.appendChild(this.timelineWrapper),this.subscriptions.push(this.wavesurfer.on("redraw",(()=>this.initTimeline()))),((null===(t=this.wavesurfer)||void 0===t?void 0:t.getDuration())||this.options.duration)&&this.initTimeline()}destroy(){this.timelineWrapper.remove(),super.destroy()}initTimelineWrapper(){return n("div",{part:"timeline-wrapper",style:{pointerEvents:"none"}})}defaultTimeInterval(t){return t>=25?1:5*t>=25?5:15*t>=25?15:60*Math.ceil(.5/t)}defaultPrimaryLabelInterval(t){return t>=25?10:5*t>=25?6:4}defaultSecondaryLabelInterval(t){return t>=25?5:2}initTimeline(){var t,e,i,s,o,r,l;const a=null!==(i=null!==(e=null===(t=this.wavesurfer)||void 0===t?void 0:t.getDuration())&&void 0!==e?e:this.options.duration)&&void 0!==i?i:0,h=this.timelineWrapper.scrollWidth/a,p=null!==(s=this.options.timeInterval)&&void 0!==s?s:this.defaultTimeInterval(h),d=null!==(o=this.options.primaryLabelInterval)&&void 0!==o?o:this.defaultPrimaryLabelInterval(h),c=this.options.primaryLabelSpacing,u=null!==(r=this.options.secondaryLabelInterval)&&void 0!==r?r:this.defaultSecondaryLabelInterval(h),v=this.options.secondaryLabelSpacing,f="beforebegin"===this.options.insertPosition,m=n("div",{style:Object.assign({height:`${this.options.height}px`,overflow:"hidden",fontSize:this.options.height/2+"px",whiteSpace:"nowrap"},f?{position:"absolute",top:"0",left:"0",right:"0",zIndex:"2"}:{position:"relative"})});"string"==typeof this.options.style?m.setAttribute("style",m.getAttribute("style")+this.options.style):"object"==typeof this.options.style&&Object.assign(m.style,this.options.style);const y=n("div",{style:{width:"0",height:"50%",display:"flex",flexDirection:"column",justifyContent:f?"flex-start":"flex-end",top:f?"0":"auto",bottom:f?"auto":"0",overflow:"visible",borderLeft:"1px solid currentColor",opacity:`${null!==(l=this.options.secondaryLabelOpacity)&&void 0!==l?l:.25}`,position:"absolute",zIndex:"1"}});for(let t=0,e=0;t<a;t+=p,e++){const i=y.cloneNode(),n=Math.round(100*t)/100%d==0||c&&e%c==0,s=Math.round(100*t)/100%u==0||v&&e%v==0;(n||s)&&(i.style.height="100%",i.style.textIndent="3px",i.textContent=this.options.formatTimeCallback(t),n&&(i.style.opacity="1"));const o=n?"primary":s?"secondary":"tick";i.setAttribute("part",`timeline-notch timeline-notch-${o}`),i.style.left=t*h+"px",m.appendChild(i)}this.timelineWrapper.innerHTML="",this.timelineWrapper.appendChild(m),this.emit("ready")}}export{o as default};

2

dist/plugins/timeline.js

@@ -1,1 +0,1 @@

class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}const i={height:20,formatTimeCallback:t=>{if(t/60>1){return`${Math.floor(t/60)}:${`${(t=Math.round(t%60))<10?"0":""}${t}`}`}return`${Math.round(1e3*t)/1e3}`}};class n extends e{constructor(t){super(t||{}),this.options=Object.assign({},i,t),this.timelineWrapper=this.initTimelineWrapper()}static create(t){return new n(t)}onInit(){var t;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");let e=this.wavesurfer.getWrapper();if(this.options.container instanceof HTMLElement)e=this.options.container;else if("string"==typeof this.options.container){const t=document.querySelector(this.options.container);if(!t)throw Error(`No Timeline container found matching ${this.options.container}`);e=t}this.options.insertPosition?(e.firstElementChild||e).insertAdjacentElement(this.options.insertPosition,this.timelineWrapper):e.appendChild(this.timelineWrapper),this.subscriptions.push(this.wavesurfer.on("redraw",(()=>this.initTimeline()))),((null===(t=this.wavesurfer)||void 0===t?void 0:t.getDuration())||this.options.duration)&&this.initTimeline()}destroy(){this.timelineWrapper.remove(),super.destroy()}initTimelineWrapper(){const t=document.createElement("div");return t.setAttribute("part","timeline"),t.setAttribute("style","pointer-events: none;"),t}defaultTimeInterval(t){return t>=25?1:5*t>=25?5:15*t>=25?15:60*Math.ceil(.5/t)}defaultPrimaryLabelInterval(t){return t>=25?10:5*t>=25?6:4}defaultSecondaryLabelInterval(t){return t>=25?5:2}initTimeline(){var t,e,i,n,s,r,o;const l=null!==(i=null!==(e=null===(t=this.wavesurfer)||void 0===t?void 0:t.getDuration())&&void 0!==e?e:this.options.duration)&&void 0!==i?i:0,a=this.timelineWrapper.scrollWidth/l,h=null!==(n=this.options.timeInterval)&&void 0!==n?n:this.defaultTimeInterval(a),p=null!==(s=this.options.primaryLabelInterval)&&void 0!==s?s:this.defaultPrimaryLabelInterval(a),d=this.options.primaryLabelSpacing,u=null!==(r=this.options.secondaryLabelInterval)&&void 0!==r?r:this.defaultSecondaryLabelInterval(a),c=this.options.secondaryLabelSpacing,v="beforebegin"===this.options.insertPosition,m=document.createElement("div");if(m.setAttribute("style",`\n height: ${this.options.height}px;\n overflow: hidden;\n font-size: ${this.options.height/2}px;\n white-space: nowrap;\n position: relative;\n `),v){const t="\n position: absolute;\n top: 0;\n left: 0;\n right: 0;\n z-index: 2;\n ";m.setAttribute("style",m.getAttribute("style")+t)}"string"==typeof this.options.style?m.setAttribute("style",m.getAttribute("style")+this.options.style):"object"==typeof this.options.style&&Object.assign(m.style,this.options.style);const f=document.createElement("div");f.setAttribute("style",`\n width: 0;\n height: 50%;\n display: flex;\n flex-direction: column;\n justify-content: ${v?"flex-start":"flex-end"};\n ${v?"top: 0;":"bottom: 0;"}\n overflow: visible;\n border-left: 1px solid currentColor;\n opacity: ${null!==(o=this.options.secondaryLabelOpacity)&&void 0!==o?o:.25};\n position: absolute;\n z-index: 1;\n `);for(let t=0,e=0;t<l;t+=h,e++){const i=f.cloneNode(),n=Math.round(100*t)/100%p==0||d&&e%d==0,s=Math.round(100*t)/100%u==0||c&&e%c==0;(n||s)&&(i.style.height="100%",i.style.textIndent="3px",i.textContent=this.options.formatTimeCallback(t),n&&(i.style.opacity="1"));const r=n?"primary":s?"secondary":"tick";i.setAttribute("part",`timeline-notch timeline-notch-${r}`),i.style.left=t*a+"px",m.appendChild(i)}this.timelineWrapper.innerHTML="",this.timelineWrapper.appendChild(m),this.emit("ready")}}export{n as default};
class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e){const n=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?n.appendChild(document.createTextNode(s)):n.appendChild(i(t,s));else"style"===t?Object.assign(n.style,s):"textContent"===t?n.textContent=s:n.setAttribute(t,s.toString());return n}function n(t,e,n){const s=i(t,e||{});return null==n||n.appendChild(s),s}const s={height:20,formatTimeCallback:t=>{if(t/60>1){return`${Math.floor(t/60)}:${`${(t=Math.round(t%60))<10?"0":""}${t}`}`}return`${Math.round(1e3*t)/1e3}`}};class o extends e{constructor(t){super(t||{}),this.options=Object.assign({},s,t),this.timelineWrapper=this.initTimelineWrapper()}static create(t){return new o(t)}onInit(){var t;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");let e=this.wavesurfer.getWrapper();if(this.options.container instanceof HTMLElement)e=this.options.container;else if("string"==typeof this.options.container){const t=document.querySelector(this.options.container);if(!t)throw Error(`No Timeline container found matching ${this.options.container}`);e=t}this.options.insertPosition?(e.firstElementChild||e).insertAdjacentElement(this.options.insertPosition,this.timelineWrapper):e.appendChild(this.timelineWrapper),this.subscriptions.push(this.wavesurfer.on("redraw",(()=>this.initTimeline()))),((null===(t=this.wavesurfer)||void 0===t?void 0:t.getDuration())||this.options.duration)&&this.initTimeline()}destroy(){this.timelineWrapper.remove(),super.destroy()}initTimelineWrapper(){return n("div",{part:"timeline-wrapper",style:{pointerEvents:"none"}})}defaultTimeInterval(t){return t>=25?1:5*t>=25?5:15*t>=25?15:60*Math.ceil(.5/t)}defaultPrimaryLabelInterval(t){return t>=25?10:5*t>=25?6:4}defaultSecondaryLabelInterval(t){return t>=25?5:2}initTimeline(){var t,e,i,s,o,r,l;const a=null!==(i=null!==(e=null===(t=this.wavesurfer)||void 0===t?void 0:t.getDuration())&&void 0!==e?e:this.options.duration)&&void 0!==i?i:0,h=this.timelineWrapper.scrollWidth/a,p=null!==(s=this.options.timeInterval)&&void 0!==s?s:this.defaultTimeInterval(h),d=null!==(o=this.options.primaryLabelInterval)&&void 0!==o?o:this.defaultPrimaryLabelInterval(h),c=this.options.primaryLabelSpacing,u=null!==(r=this.options.secondaryLabelInterval)&&void 0!==r?r:this.defaultSecondaryLabelInterval(h),v=this.options.secondaryLabelSpacing,f="beforebegin"===this.options.insertPosition,m=n("div",{style:Object.assign({height:`${this.options.height}px`,overflow:"hidden",fontSize:this.options.height/2+"px",whiteSpace:"nowrap"},f?{position:"absolute",top:"0",left:"0",right:"0",zIndex:"2"}:{position:"relative"})});"string"==typeof this.options.style?m.setAttribute("style",m.getAttribute("style")+this.options.style):"object"==typeof this.options.style&&Object.assign(m.style,this.options.style);const y=n("div",{style:{width:"0",height:"50%",display:"flex",flexDirection:"column",justifyContent:f?"flex-start":"flex-end",top:f?"0":"auto",bottom:f?"auto":"0",overflow:"visible",borderLeft:"1px solid currentColor",opacity:`${null!==(l=this.options.secondaryLabelOpacity)&&void 0!==l?l:.25}`,position:"absolute",zIndex:"1"}});for(let t=0,e=0;t<a;t+=p,e++){const i=y.cloneNode(),n=Math.round(100*t)/100%d==0||c&&e%c==0,s=Math.round(100*t)/100%u==0||v&&e%v==0;(n||s)&&(i.style.height="100%",i.style.textIndent="3px",i.textContent=this.options.formatTimeCallback(t),n&&(i.style.opacity="1"));const o=n?"primary":s?"secondary":"tick";i.setAttribute("part",`timeline-notch timeline-notch-${o}`),i.style.left=t*h+"px",m.appendChild(i)}this.timelineWrapper.innerHTML="",this.timelineWrapper.appendChild(m),this.emit("ready")}}export{o as default};

2

dist/plugins/timeline.min.js

@@ -1,1 +0,1 @@

!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):((t="undefined"!=typeof globalThis?globalThis:t||self).WaveSurfer=t.WaveSurfer||{},t.WaveSurfer.Timeline=e())}(this,(function(){"use strict";class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}const i={height:20,formatTimeCallback:t=>{if(t/60>1){return`${Math.floor(t/60)}:${`${(t=Math.round(t%60))<10?"0":""}${t}`}`}return`${Math.round(1e3*t)/1e3}`}};class n extends e{constructor(t){super(t||{}),this.options=Object.assign({},i,t),this.timelineWrapper=this.initTimelineWrapper()}static create(t){return new n(t)}onInit(){var t;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");let e=this.wavesurfer.getWrapper();if(this.options.container instanceof HTMLElement)e=this.options.container;else if("string"==typeof this.options.container){const t=document.querySelector(this.options.container);if(!t)throw Error(`No Timeline container found matching ${this.options.container}`);e=t}this.options.insertPosition?(e.firstElementChild||e).insertAdjacentElement(this.options.insertPosition,this.timelineWrapper):e.appendChild(this.timelineWrapper),this.subscriptions.push(this.wavesurfer.on("redraw",(()=>this.initTimeline()))),((null===(t=this.wavesurfer)||void 0===t?void 0:t.getDuration())||this.options.duration)&&this.initTimeline()}destroy(){this.timelineWrapper.remove(),super.destroy()}initTimelineWrapper(){const t=document.createElement("div");return t.setAttribute("part","timeline"),t.setAttribute("style","pointer-events: none;"),t}defaultTimeInterval(t){return t>=25?1:5*t>=25?5:15*t>=25?15:60*Math.ceil(.5/t)}defaultPrimaryLabelInterval(t){return t>=25?10:5*t>=25?6:4}defaultSecondaryLabelInterval(t){return t>=25?5:2}initTimeline(){var t,e,i,n,s,r,o;const l=null!==(i=null!==(e=null===(t=this.wavesurfer)||void 0===t?void 0:t.getDuration())&&void 0!==e?e:this.options.duration)&&void 0!==i?i:0,a=this.timelineWrapper.scrollWidth/l,h=null!==(n=this.options.timeInterval)&&void 0!==n?n:this.defaultTimeInterval(a),p=null!==(s=this.options.primaryLabelInterval)&&void 0!==s?s:this.defaultPrimaryLabelInterval(a),d=this.options.primaryLabelSpacing,u=null!==(r=this.options.secondaryLabelInterval)&&void 0!==r?r:this.defaultSecondaryLabelInterval(a),c=this.options.secondaryLabelSpacing,f="beforebegin"===this.options.insertPosition,v=document.createElement("div");if(v.setAttribute("style",`\n height: ${this.options.height}px;\n overflow: hidden;\n font-size: ${this.options.height/2}px;\n white-space: nowrap;\n position: relative;\n `),f){const t="\n position: absolute;\n top: 0;\n left: 0;\n right: 0;\n z-index: 2;\n ";v.setAttribute("style",v.getAttribute("style")+t)}"string"==typeof this.options.style?v.setAttribute("style",v.getAttribute("style")+this.options.style):"object"==typeof this.options.style&&Object.assign(v.style,this.options.style);const m=document.createElement("div");m.setAttribute("style",`\n width: 0;\n height: 50%;\n display: flex;\n flex-direction: column;\n justify-content: ${f?"flex-start":"flex-end"};\n ${f?"top: 0;":"bottom: 0;"}\n overflow: visible;\n border-left: 1px solid currentColor;\n opacity: ${null!==(o=this.options.secondaryLabelOpacity)&&void 0!==o?o:.25};\n position: absolute;\n z-index: 1;\n `);for(let t=0,e=0;t<l;t+=h,e++){const i=m.cloneNode(),n=Math.round(100*t)/100%p==0||d&&e%d==0,s=Math.round(100*t)/100%u==0||c&&e%c==0;(n||s)&&(i.style.height="100%",i.style.textIndent="3px",i.textContent=this.options.formatTimeCallback(t),n&&(i.style.opacity="1"));const r=n?"primary":s?"secondary":"tick";i.setAttribute("part",`timeline-notch timeline-notch-${r}`),i.style.left=t*a+"px",v.appendChild(i)}this.timelineWrapper.innerHTML="",this.timelineWrapper.appendChild(v),this.emit("ready")}}return n}));
!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):((t="undefined"!=typeof globalThis?globalThis:t||self).WaveSurfer=t.WaveSurfer||{},t.WaveSurfer.Timeline=e())}(this,(function(){"use strict";class t{constructor(){this.listeners={},this.on=this.addEventListener,this.un=this.removeEventListener}addEventListener(t,e,i){if(this.listeners[t]||(this.listeners[t]=new Set),this.listeners[t].add(e),null==i?void 0:i.once){const i=()=>{this.removeEventListener(t,i),this.removeEventListener(t,e)};return this.addEventListener(t,i),i}return()=>this.removeEventListener(t,e)}removeEventListener(t,e){var i;null===(i=this.listeners[t])||void 0===i||i.delete(e)}once(t,e){return this.on(t,e,{once:!0})}unAll(){this.listeners={}}emit(t,...e){this.listeners[t]&&this.listeners[t].forEach((t=>t(...e)))}}class e extends t{constructor(t){super(),this.subscriptions=[],this.options=t}onInit(){}init(t){this.wavesurfer=t,this.onInit()}destroy(){this.emit("destroy"),this.subscriptions.forEach((t=>t()))}}function i(t,e){const n=e.xmlns?document.createElementNS(e.xmlns,t):document.createElement(t);for(const[t,s]of Object.entries(e))if("children"===t)for(const[t,s]of Object.entries(e))"string"==typeof s?n.appendChild(document.createTextNode(s)):n.appendChild(i(t,s));else"style"===t?Object.assign(n.style,s):"textContent"===t?n.textContent=s:n.setAttribute(t,s.toString());return n}function n(t,e,n){const s=i(t,e||{});return null==n||n.appendChild(s),s}const s={height:20,formatTimeCallback:t=>{if(t/60>1){return`${Math.floor(t/60)}:${`${(t=Math.round(t%60))<10?"0":""}${t}`}`}return`${Math.round(1e3*t)/1e3}`}};class o extends e{constructor(t){super(t||{}),this.options=Object.assign({},s,t),this.timelineWrapper=this.initTimelineWrapper()}static create(t){return new o(t)}onInit(){var t;if(!this.wavesurfer)throw Error("WaveSurfer is not initialized");let e=this.wavesurfer.getWrapper();if(this.options.container instanceof HTMLElement)e=this.options.container;else if("string"==typeof this.options.container){const t=document.querySelector(this.options.container);if(!t)throw Error(`No Timeline container found matching ${this.options.container}`);e=t}this.options.insertPosition?(e.firstElementChild||e).insertAdjacentElement(this.options.insertPosition,this.timelineWrapper):e.appendChild(this.timelineWrapper),this.subscriptions.push(this.wavesurfer.on("redraw",(()=>this.initTimeline()))),((null===(t=this.wavesurfer)||void 0===t?void 0:t.getDuration())||this.options.duration)&&this.initTimeline()}destroy(){this.timelineWrapper.remove(),super.destroy()}initTimelineWrapper(){return n("div",{part:"timeline-wrapper",style:{pointerEvents:"none"}})}defaultTimeInterval(t){return t>=25?1:5*t>=25?5:15*t>=25?15:60*Math.ceil(.5/t)}defaultPrimaryLabelInterval(t){return t>=25?10:5*t>=25?6:4}defaultSecondaryLabelInterval(t){return t>=25?5:2}initTimeline(){var t,e,i,s,o,r,l;const a=null!==(i=null!==(e=null===(t=this.wavesurfer)||void 0===t?void 0:t.getDuration())&&void 0!==e?e:this.options.duration)&&void 0!==i?i:0,h=this.timelineWrapper.scrollWidth/a,p=null!==(s=this.options.timeInterval)&&void 0!==s?s:this.defaultTimeInterval(h),d=null!==(o=this.options.primaryLabelInterval)&&void 0!==o?o:this.defaultPrimaryLabelInterval(h),u=this.options.primaryLabelSpacing,c=null!==(r=this.options.secondaryLabelInterval)&&void 0!==r?r:this.defaultSecondaryLabelInterval(h),f=this.options.secondaryLabelSpacing,v="beforebegin"===this.options.insertPosition,m=n("div",{style:Object.assign({height:`${this.options.height}px`,overflow:"hidden",fontSize:this.options.height/2+"px",whiteSpace:"nowrap"},v?{position:"absolute",top:"0",left:"0",right:"0",zIndex:"2"}:{position:"relative"})});"string"==typeof this.options.style?m.setAttribute("style",m.getAttribute("style")+this.options.style):"object"==typeof this.options.style&&Object.assign(m.style,this.options.style);const y=n("div",{style:{width:"0",height:"50%",display:"flex",flexDirection:"column",justifyContent:v?"flex-start":"flex-end",top:v?"0":"auto",bottom:v?"auto":"0",overflow:"visible",borderLeft:"1px solid currentColor",opacity:`${null!==(l=this.options.secondaryLabelOpacity)&&void 0!==l?l:.25}`,position:"absolute",zIndex:"1"}});for(let t=0,e=0;t<a;t+=p,e++){const i=y.cloneNode(),n=Math.round(100*t)/100%d==0||u&&e%u==0,s=Math.round(100*t)/100%c==0||f&&e%f==0;(n||s)&&(i.style.height="100%",i.style.textIndent="3px",i.textContent=this.options.formatTimeCallback(t),n&&(i.style.opacity="1"));const o=n?"primary":s?"secondary":"tick";i.setAttribute("part",`timeline-notch timeline-notch-${o}`),i.style.left=t*h+"px",m.appendChild(i)}this.timelineWrapper.innerHTML="",this.timelineWrapper.appendChild(m),this.emit("ready")}}return o}));

96

dist/wavesurfer.d.ts

@@ -1,89 +0,4 @@

type GeneralEventTypes = {
[EventName: string]: unknown[];
};
type EventListener<EventTypes extends GeneralEventTypes, EventName extends keyof EventTypes> = (...args: EventTypes[EventName]) => void;
/** A simple event emitter that can be used to listen to and emit events. */
declare class EventEmitter<EventTypes extends GeneralEventTypes> {
private listeners;
/** Add an event listener */
addEventListener<EventName extends keyof EventTypes>(event: EventName, listener: EventListener<EventTypes, EventName>, options?: {
once?: boolean;
}): () => void;
removeEventListener<EventName extends keyof EventTypes>(event: EventName, listener: EventListener<EventTypes, EventName>): void;
/** Subscribe to an event. Returns an unsubscribe function. */
on: <EventName extends keyof EventTypes>(event: EventName, listener: EventListener<EventTypes, EventName>, options?: {
once?: boolean;
}) => () => void;
/** Unsubscribe from an event */
un: <EventName extends keyof EventTypes>(event: EventName, listener: EventListener<EventTypes, EventName>) => void;
/** Subscribe to an event only once */
once<EventName extends keyof EventTypes>(event: EventName, listener: EventListener<EventTypes, EventName>): () => void;
/** Clear all events */
unAll(): void;
/** Emit an event */
protected emit<EventName extends keyof EventTypes>(eventName: EventName, ...args: EventTypes[EventName]): void;
}
type BasePluginEvents = {
destroy: [];
};
type GenericPlugin = BasePlugin<BasePluginEvents, unknown>;
declare class BasePlugin<EventTypes extends BasePluginEvents, Options> extends EventEmitter<EventTypes> {
protected wavesurfer?: WaveSurfer;
protected subscriptions: (() => void)[];
protected options: Options;
constructor(options: Options);
onInit(): void;
init(wavesurfer: WaveSurfer): void;
destroy(): void;
}
type PlayerOptions = {
media?: HTMLMediaElement;
mediaControls?: boolean;
autoplay?: boolean;
playbackRate?: number;
};
declare class Player<T extends GeneralEventTypes> extends EventEmitter<T> {
protected media: HTMLMediaElement;
private isExternalMedia;
constructor(options: PlayerOptions);
protected onMediaEvent(event: keyof HTMLMediaElementEventMap, callback: () => void, options?: AddEventListenerOptions): () => void;
protected onceMediaEvent(event: keyof HTMLMediaElementEventMap, callback: () => void): () => void;
protected getSrc(): string;
private revokeSrc;
protected setSrc(url: string, blob?: Blob): void;
protected destroy(): void;
protected setMediaElement(element: HTMLMediaElement): void;
/** Start playing the audio */
play(): Promise<void>;
/** Pause the audio */
pause(): void;
/** Check if the audio is playing */
isPlaying(): boolean;
/** Jumpt to a specific time in the audio (in seconds) */
setTime(time: number): void;
/** Get the duration of the audio in seconds */
getDuration(): number;
/** Get the current audio position in seconds */
getCurrentTime(): number;
/** Get the audio volume */
getVolume(): number;
/** Set the audio volume */
setVolume(volume: number): void;
/** Get the audio muted state */
getMuted(): boolean;
/** Mute or unmute the audio */
setMuted(muted: boolean): void;
/** Get the playback speed */
getPlaybackRate(): number;
/** Set the playback speed, pass an optional false to NOT preserve the pitch */
setPlaybackRate(rate: number, preservePitch?: boolean): void;
/** Get the HTML media element */
getMediaElement(): HTMLMediaElement;
/** Set a sink id to change the audio output device */
setSinkId(sinkId: string): Promise<void>;
}
type WaveSurferOptions = {
import type { GenericPlugin } from './base-plugin.js';
import Player from './player.js';
export type WaveSurferOptions = {
/** Required: an HTML element or selector where the waveform will be rendered */

@@ -168,3 +83,3 @@ container: HTMLElement | string;

};
type WaveSurferEvents = {
export type WaveSurferEvents = {
/** When audio starts loading */

@@ -278,3 +193,2 @@ load: [url: string];

}
export { type WaveSurferEvents, type WaveSurferOptions, WaveSurfer as default };
export default WaveSurfer;

3

package.json
{
"name": "wavesurfer.js",
"version": "7.5.6",
"version": "7.5.7",
"license": "BSD-3-Clause",

@@ -74,5 +74,4 @@ "author": "katspaugh",

"rollup": "^3.26.2",
"rollup-plugin-dts": "^6.1.0",
"typescript": "^5.0.4"
}
}
dist/plugins/envelope.cjs

Sorry, the diff of this file is not supported yet

dist/plugins/hover.cjs

Sorry, the diff of this file is not supported yet

dist/plugins/minimap.cjs

Sorry, the diff of this file is not supported yet

dist/plugins/regions.cjs

Sorry, the diff of this file is not supported yet

dist/plugins/spectrogram.cjs

Sorry, the diff of this file is not supported yet

dist/plugins/timeline.cjs

Sorry, the diff of this file is not supported yet

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