classroom-app/dist/assets/vuedraggable.umd-legacy-fefb1e75.js

<<<<<<<< HEAD:dist/assets/vuedraggable.umd-legacy-cc73d495.js
System.register(["./index-legacy-5f8741ef.js"],(function(e,t){"use strict";var n,r,o,i;return{setters:[e=>{n=e.as,r=e.at,o=e.au,i=e.ap}],execute:function(){
========
System.register(["./index-legacy-23bc5b47.js"],(function(e,t){"use strict";var n,r,o,i;return{setters:[e=>{n=e.as,r=e.at,o=e.au,i=e.ap}],execute:function(){
>>>>>>>> iteration-20250327-light:dist/assets/vuedraggable.umd-legacy-fefb1e75.js
/*!
       *  howler.js v2.2.3
       *  howlerjs.com
       *
       *  (c) 2013-2020, James Simpson of GoldFire Studios
       *  goldfirestudios.com
       *
       *  MIT License
       */
!function(e){!function(){var t=function(){this.init()};t.prototype={init:function(){var e=this||r;return e._counter=1e3,e._html5AudioPool=[],e.html5PoolSize=10,e._codecs={},e._howls=[],e._muted=!1,e._volume=1,e._canPlayEvent="canplaythrough",e._navigator="undefined"!=typeof window&&window.navigator?window.navigator:null,e.masterGain=null,e.noAudio=!1,e.usingWebAudio=!0,e.autoSuspend=!0,e.ctx=null,e.autoUnlock=!0,e._setup(),e},volume:function(e){var t=this||r;if(e=parseFloat(e),t.ctx||d(),void 0!==e&&e>=0&&e<=1){if(t._volume=e,t._muted)return t;t.usingWebAudio&&t.masterGain.gain.setValueAtTime(e,r.ctx.currentTime);for(var n=0;n<t._howls.length;n++)if(!t._howls[n]._webAudio)for(var o=t._howls[n]._getSoundIds(),i=0;i<o.length;i++){var a=t._howls[n]._soundById(o[i]);a&&a._node&&(a._node.volume=a._volume*e)}return t}return t._volume},mute:function(e){var t=this||r;t.ctx||d(),t._muted=e,t.usingWebAudio&&t.masterGain.gain.setValueAtTime(e?0:t._volume,r.ctx.currentTime);for(var 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e=this||r;if(!e._audioUnlocked&&e.ctx){e._audioUnlocked=!1,e.autoUnlock=!1,e._mobileUnloaded||44100===e.ctx.sampleRate||(e._mobileUnloaded=!0,e.unload()),e._scratchBuffer=e.ctx.createBuffer(1,1,22050);var t=function(n){for(;e._html5AudioPool.length<e.html5PoolSize;)try{var r=new Audio;r._unlocked=!0,e._releaseHtml5Audio(r)}catch(n){e.noAudio=!0;break}for(var o=0;o<e._howls.length;o++)if(!e._howls[o]._webAudio)for(var i=e._howls[o]._getSoundIds(),a=0;a<i.length;a++){var u=e._howls[o]._soundById(i[a]);u&&u._node&&!u._node._unlocked&&(u._node._unlocked=!0,u._node.load())}e._autoResume();var l=e.ctx.createBufferSource();l.buffer=e._scratchBuffer,l.connect(e.ctx.destination),void 0===l.start?l.noteOn(0):l.start(0),"function"==typeof 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0!==e.volume?e.volume:1,t._xhr={method:e.xhr&&e.xhr.method?e.xhr.method:"GET",headers:e.xhr&&e.xhr.headers?e.xhr.headers:null,withCredentials:!(!e.xhr||!e.xhr.withCredentials)&&e.xhr.withCredentials},t._duration=0,t._state="unloaded",t._sounds=[],t._endTimers={},t._queue=[],t._playLock=!1,t._onend=e.onend?[{fn:e.onend}]:[],t._onfade=e.onfade?[{fn:e.onfade}]:[],t._onload=e.onload?[{fn:e.onload}]:[],t._onloaderror=e.onloaderror?[{fn:e.onloaderror}]:[],t._onplayerror=e.onplayerror?[{fn:e.onplayerror}]:[],t._onpause=e.onpause?[{fn:e.onpause}]:[],t._onplay=e.onplay?[{fn:e.onplay}]:[],t._onstop=e.onstop?[{fn:e.onstop}]:[],t._onmute=e.onmute?[{fn:e.onmute}]:[],t._onvolume=e.onvolume?[{fn:e.onvolume}]:[],t._onrate=e.onrate?[{fn:e.onrate}]:[],t._onseek=e.onseek?[{fn:e.onseek}]:[],t._onunlock=e.onunlock?[{fn:e.onunlock}]:[],t._onresume=[],t._webAudio=r.usingWebAudio&&!t._html5,void 0!==r.ctx&&r.ctx&&r.autoUnlock&&r._unlockAudio(),r._howls.push(t),t._autoplay&&t._queue.push({event:"play",action:function(){t.play()}}),t._preload&&"none"!==t._preload&&t.load(),t},load:function(){var e=this,t=null;if(r.noAudio)e._emit("loaderror",null,"No audio support.");else{"string"==typeof e._src&&(e._src=[e._src]);for(var n=0;n<e._src.length;n++){var o,a;if(e._format&&e._format[n])o=e._format[n];else{if("string"!=typeof(a=e._src[n])){e._emit("loaderror",null,"Non-string found in selected audio sources - ignoring.");continue}(o=/^data:audio\/([^;,]+);/i.exec(a))||(o=/\.([^.]+)$/.exec(a.split("?",1)[0])),o&&(o=o[1].toLowerCase())}if(o||console.warn('No file extension was found. 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This is most commonly an issue on mobile devices and Chrome where playback was not within a user interaction."),u._ended=!0,u._paused=!0}))):t||(n._playLock=!1,h(),n._emit("play",u._id)),v.playbackRate=u._rate,v.paused)return void n._emit("playerror",u._id,"Playback was unable to start. This is most commonly an issue on mobile devices and Chrome where playback was not within a user interaction.");"__default"!==e||u._loop?n._endTimers[u._id]=setTimeout(n._ended.bind(n,u),d):(n._endTimers[u._id]=function(){n._ended(u),v.removeEventListener("ended",n._endTimers[u._id],!1)},v.addEventListener("ended",n._endTimers[u._id],!1))}catch(i){n._emit("playerror",u._id,i)}};"data:audio/wav;base64,UklGRigAAABXQVZFZm10IBIAAAABAAEARKwAAIhYAQACABAAAABkYXRhAgAAAAEA"===v.src&&(v.src=n._src,v.load());var g=window&&window.ejecta||!v.readyState&&r._navigator.isCocoonJS;if(v.readyState>=3||g)_();else{n._playLock=!0,n._state="loading";var b=function(){n._state="loaded",_(),v.removeEventListener(r._canPlayEvent,b,!1)};v.addEventListener(r._canPlayEvent,b,!1),n._clearTimer(u._id)}}return u._id}n._ended(u)},pause:function(e){var t=this;if("loaded"!==t._state||t._playLock)return t._queue.push({event:"pause",action:function(){t.pause(e)}}),t;for(var 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e,t,n,r=this,o=arguments;if(0===o.length)return r._loop;if(1===o.length){if("boolean"!=typeof o[0])return!!(n=r._soundById(parseInt(o[0],10)))&&n._loop;e=o[0],r._loop=e}else 2===o.length&&(e=o[0],t=parseInt(o[1],10));for(var i=r._getSoundIds(t),a=0;a<i.length;a++)(n=r._soundById(i[a]))&&(n._loop=e,r._webAudio&&n._node&&n._node.bufferSource&&(n._node.bufferSource.loop=e,e&&(n._node.bufferSource.loopStart=n._start||0,n._node.bufferSource.loopEnd=n._stop,r.playing(i[a])&&(r.pause(i[a],!0),r.play(i[a],!0)))));return r},rate:function(){var e,t,n,o=this,i=arguments;if(0===i.length?t=o._sounds[0]._id:1===i.length?o._getSoundIds().indexOf(i[0])>=0?t=parseInt(i[0],10):e=parseFloat(i[0]):2===i.length&&(e=parseFloat(i[0]),t=parseInt(i[1],10)),"number"!=typeof e)return(n=o._soundById(t))?n._rate:o._rate;if("loaded"!==o._state||o._playLock)return o._queue.push({event:"rate",action:function(){o.rate.apply(o,i)}}),o;void 0===t&&(o._rate=e),t=o._getSoundIds(t);for(var a=0;a<t.length;a++)if(n=o._soundById(t[a])){o.playing(t[a])&&(n._rateSeek=o.seek(t[a]),n._playStart=o._webAudio?r.ctx.currentTime:n._playStart),n._rate=e,o._webAudio&&n._node&&n._node.bufferSource?n._node.bufferSource.playbackRate.setValueAtTime(e,r.ctx.currentTime):n._node&&(n._node.playbackRate=e);var u=o.seek(t[a]),l=1e3*((o._sprite[n._sprite][0]+o._sprite[n._sprite][1])/1e3-u)/Math.abs(n._rate);!o._endTimers[t[a]]&&n._paused||(o._clearTimer(t[a]),o._endTimers[t[a]]=setTimeout(o._ended.bind(o,n),l)),o._emit("rate",n._id)}return o},seek:function(){var e,t,n=this,o=arguments;if(0===o.length?n._sounds.length&&(t=n._sounds[0]._id):1===o.length?n._getSoundIds().indexOf(o[0])>=0?t=parseInt(o[0],10):n._sounds.length&&(t=n._sounds[0]._id,e=parseFloat(o[0])):2===o.length&&(e=parseFloat(o[0]),t=parseInt(o[1],10)),void 0===t)return 0;if("number"==typeof e&&("loaded"!==n._state||n._playLock))return n._queue.push({event:"seek",action:function(){n.seek.apply(n,o)}}),n;var i=n._soundById(t);if(i){if(!("number"==typeof e&&e>=0)){if(n._webAudio){var a=n.playing(t)?r.ctx.currentTime-i._playStart:0,u=i._rateSeek?i._rateSeek-i._seek:0;return i._seek+(u+a*Math.abs(i._rate))}return i._node.currentTime}var l=n.playing(t);l&&n.pause(t,!0),i._seek=e,i._ended=!1,n._clearTimer(t),n._webAudio||!i._node||isNaN(i._node.duration)||(i._node.currentTime=e);var c=function(){l&&n.play(t,!0),n._emit("seek",t)};if(l&&!n._webAudio){var s=function(){n._playLock?setTimeout(s,0):c()};setTimeout(s,0)}else c()}return n},playing:function(e){var t=this;if("number"==typeof e){var n=t._soundById(e);return!!n&&!n._paused}for(var r=0;r<t._sounds.length;r++)if(!t._sounds[r]._paused)return!0;return!1},duration:function(e){var t=this,n=t._duration,r=t._soundById(e);return r&&(n=t._sprite[r._sprite][1]/1e3),n},state:function(){return this._state},unload:function(){for(var e=this,t=e._sounds,n=0;n<t.length;n++)t[n]._paused||e.stop(t[n]._id),e._webAudio||(e._clearSound(t[n]._node),t[n]._node.removeEventListener("error",t[n]._errorFn,!1),t[n]._node.removeEventListener(r._canPlayEvent,t[n]._loadFn,!1),t[n]._node.removeEventListener("ended",t[n]._endFn,!1),r._releaseHtml5Audio(t[n]._node)),delete t[n]._node,e._clearTimer(t[n]._id);var o=r._howls.indexOf(e);o>=0&&r._howls.splice(o,1);var i=!0;for(n=0;n<r._howls.length;n++)if(r._howls[n]._src===e._src||e._src.indexOf(r._howls[n]._src)>=0){i=!1;break}return a&&i&&delete a[e._src],r.noAudio=!1,e._state="unloaded",e._sounds=[],e=null,null},on:function(e,t,n,r){var o=this["_on"+e];return"function"==typeof t&&o.push(r?{id:n,fn:t,once:r}:{id:n,fn:t}),this},off:function(e,t,n){var r=this,o=r["_on"+e],i=0;if("number"==typeof t&&(n=t,t=null),t||n)for(i=0;i<o.length;i++){var a=n===o[i].id;if(t===o[i].fn&&a||!t&&a){o.splice(i,1);break}}else if(e)r["_on"+e]=[];else{var u=Object.keys(r);for(i=0;i<u.length;i++)0===u[i].indexOf("_on")&&Array.isArray(r[u[i]])&&(r[u[i]]=[])}return r},once:function(e,t,n){return this.on(e,t,n,1),this},_emit:function(e,t,n){for(var r=this,o=r["_on"+e],i=o.length-1;i>=0;i--)o[i].id&&o[i].id!==t&&"load"!==e||(setTimeout(function(e){e.call(this,t,n)}.bind(r,o[i].fn),0),o[i].once&&r.off(e,o[i].fn,o[i].id));return r._loadQueue(e),r},_loadQueue:function(e){var t=this;if(t._queue.length>0){var n=t._queue[0];n.event===e&&(t._queue.shift(),t._loadQueue()),e||n.action()}return t},_ended:function(e){var t=this,n=e._sprite;if(!t._webAudio&&e._node&&!e._node.paused&&!e._node.ended&&e._node.currentTime<e._stop)return setTimeout(t._ended.bind(t,e),100),t;var o=!(!e._loop&&!t._sprite[n][2]);if(t._emit("end",e._id),!t._webAudio&&o&&t.stop(e._id,!0).play(e._id),t._webAudio&&o){t._emit("play",e._id),e._seek=e._start||0,e._rateSeek=0,e._playStart=r.ctx.currentTime;var i=1e3*(e._stop-e._start)/Math.abs(e._rate);t._endTimers[e._id]=setTimeout(t._ended.bind(t,e),i)}return t._webAudio&&!o&&(e._paused=!0,e._ended=!0,e._seek=e._start||0,e._rateSeek=0,t._clearTimer(e._id),t._cleanBuffer(e._node),r._autoSuspend()),t._webAudio||o||t.stop(e._id,!0),t},_clearTimer:function(e){var t=this;if(t._endTimers[e]){if("function"!=typeof t._endTimers[e])clearTimeout(t._endTimers[e]);else{var n=t._soundById(e);n&&n._node&&n._node.removeEventListener("ended",t._endTimers[e],!1)}delete t._endTimers[e]}return t},_soundById:function(e){for(var t=this,n=0;n<t._sounds.length;n++)if(e===t._sounds[n]._id)return t._sounds[n];return null},_inactiveSound:function(){var e=this;e._drain();for(var t=0;t<e._sounds.length;t++)if(e._sounds[t]._ended)return e._sounds[t].reset();return new i(e)},_drain:function(){var e=this,t=e._pool,n=0,r=0;if(!(e._sounds.length<t)){for(r=0;r<e._sounds.length;r++)e._sounds[r]._ended&&n++;for(r=e._sounds.length-1;r>=0;r--){if(n<=t)return;e._sounds[r]._ended&&(e._webAudio&&e._sounds[r]._node&&e._sounds[r]._node.disconnect(0),e._sounds.splice(r,1),n--)}}},_getSoundIds:function(e){if(void 0===e){for(var t=[],n=0;n<this._sounds.length;n++)t.push(this._sounds[n]._id);return t}return[e]},_refreshBuffer:function(e){return e._node.bufferSource=r.ctx.createBufferSource(),e._node.bufferSource.buffer=a[this._src],e._panner?e._node.bufferSource.connect(e._panner):e._node.bufferSource.connect(e._node),e._node.bufferSource.loop=e._loop,e._loop&&(e._node.bufferSource.loopStart=e._start||0,e._node.bufferSource.loopEnd=e._stop||0),e._node.bufferSource.playbackRate.setValueAtTime(e._rate,r.ctx.currentTime),this},_cleanBuffer:function(e){var t=r._navigator&&r._navigator.vendor.indexOf("Apple")>=0;if(r._scratchBuffer&&e.bufferSource&&(e.bufferSource.onended=null,e.bufferSource.disconnect(0),t))try{e.bufferSource.buffer=r._scratchBuffer}catch(n){}return e.bufferSource=null,this},_clearSound:function(e){/MSIE |Trident\//.test(r._navigator&&r._navigator.userAgent)||(e.src="data:audio/wav;base64,UklGRigAAABXQVZFZm10IBIAAAABAAEARKwAAIhYAQACABAAAABkYXRhAgAAAAEA")}};var i=function(e){this._parent=e,this.init()};i.prototype={init:function(){var e=this,t=e._parent;return e._muted=t._muted,e._loop=t._loop,e._volume=t._volume,e._rate=t._rate,e._seek=0,e._paused=!0,e._ended=!0,e._sprite="__default",e._id=++r._counter,t._sounds.push(e),e.create(),e},create:function(){var e=this,t=e._parent,n=r._muted||e._muted||e._parent._muted?0:e._volume;return t._webAudio?(e._node=void 0===r.ctx.createGain?r.ctx.createGainNode():r.ctx.createGain(),e._node.gain.setValueAtTime(n,r.ctx.currentTime),e._node.paused=!0,e._node.connect(r.masterGain)):r.noAudio||(e._node=r._obtainHtml5Audio(),e._errorFn=e._errorListener.bind(e),e._node.addEventListener("error",e._errorFn,!1),e._loadFn=e._loadListener.bind(e),e._node.addEventListener(r._canPlayEvent,e._loadFn,!1),e._endFn=e._endListener.bind(e),e._node.addEventListener("ended",e._endFn,!1),e._node.src=t._src,e._node.preload=!0===t._preload?"auto":t._preload,e._node.volume=n*r.volume(),e._node.load()),e},reset:function(){var e=this,t=e._parent;return e._muted=t._muted,e._loop=t._loop,e._volume=t._volume,e._rate=t._rate,e._seek=0,e._rateSeek=0,e._paused=!0,e._ended=!0,e._sprite="__default",e._id=++r._counter,e},_errorListener:function(){var e=this;e._parent._emit("loaderror",e._id,e._node.error?e._node.error.code:0),e._node.removeEventListener("error",e._errorFn,!1)},_loadListener:function(){var e=this,t=e._parent;t._duration=Math.ceil(10*e._node.duration)/10,0===Object.keys(t._sprite).length&&(t._sprite={__default:[0,1e3*t._duration]}),"loaded"!==t._state&&(t._state="loaded",t._emit("load"),t._loadQueue()),e._node.removeEventListener(r._canPlayEvent,e._loadFn,!1)},_endListener:function(){var e=this,t=e._parent;t._duration===1/0&&(t._duration=Math.ceil(10*e._node.duration)/10,t._sprite.__default[1]===1/0&&(t._sprite.__default[1]=1e3*t._duration),t._ended(e)),e._node.removeEventListener("ended",e._endFn,!1)}};var a={},u=function(e){var t=e._src;if(a[t])return e._duration=a[t].duration,void s(e);if(/^data:[^;]+;base64,/.test(t)){for(var n=atob(t.split(",")[1]),r=new Uint8Array(n.length),o=0;o<n.length;++o)r[o]=n.charCodeAt(o);c(r.buffer,e)}else{var i=new XMLHttpRequest;i.open(e._xhr.method,t,!0),i.withCredentials=e._xhr.withCredentials,i.responseType="arraybuffer",e._xhr.headers&&Object.keys(e._xhr.headers).forEach((function(t){i.setRequestHeader(t,e._xhr.headers[t])})),i.onload=function(){var t=(i.status+"")[0];"0"===t||"2"===t||"3"===t?c(i.response,e):e._emit("loaderror",null,"Failed loading audio file with status: "+i.status+".")},i.onerror=function(){e._webAudio&&(e._html5=!0,e._webAudio=!1,e._sounds=[],delete a[t],e.load())},l(i)}},l=function(e){try{e.send()}catch(t){e.onerror()}},c=function(e,t){var n=function(){t._emit("loaderror",null,"Decoding audio data failed.")},o=function(e){e&&t._sounds.length>0?(a[t._src]=e,s(t,e)):n()};"undefined"!=typeof Promise&&1===r.ctx.decodeAudioData.length?r.ctx.decodeAudioData(e).then(o).catch(n):r.ctx.decodeAudioData(e,o,n)},s=function(e,t){t&&!e._duration&&(e._duration=t.duration),0===Object.keys(e._sprite).length&&(e._sprite={__default:[0,1e3*e._duration]}),"loaded"!==e._state&&(e._state="loaded",e._emit("load"),e._loadQueue())},d=function(){if(r.usingWebAudio){try{"undefined"!=typeof AudioContext?r.ctx=new AudioContext:"undefined"!=typeof webkitAudioContext?r.ctx=new webkitAudioContext:r.usingWebAudio=!1}catch(i){r.usingWebAudio=!1}r.ctx||(r.usingWebAudio=!1);var e=/iP(hone|od|ad)/.test(r._navigator&&r._navigator.platform),t=r._navigator&&r._navigator.appVersion.match(/OS (\d+)_(\d+)_?(\d+)?/),n=t?parseInt(t[1],10):null;if(e&&n&&n<9){var o=/safari/.test(r._navigator&&r._navigator.userAgent.toLowerCase());r._navigator&&!o&&(r.usingWebAudio=!1)}r.usingWebAudio&&(r.masterGain=void 0===r.ctx.createGain?r.ctx.createGainNode():r.ctx.createGain(),r.masterGain.gain.setValueAtTime(r._muted?0:r._volume,r.ctx.currentTime),r.masterGain.connect(r.ctx.destination)),r._setup()}};e.Howler=r,e.Howl=o,void 0!==n?(n.HowlerGlobal=t,n.Howler=r,n.Howl=o,n.Sound=i):"undefined"!=typeof window&&(window.HowlerGlobal=t,window.Howler=r,window.Howl=o,window.Sound=i)}(),
/*!
      	 *  Spatial Plugin - Adds support for stereo and 3D audio where Web Audio is supported.
      	 *  
      	 *  howler.js v2.2.3
      	 *  howlerjs.com
      	 *
      	 *  (c) 2013-2020, James Simpson of GoldFire Studios
      	 *  goldfirestudios.com
      	 *
      	 *  MIT License
      	 */
function(){var e;HowlerGlobal.prototype._pos=[0,0,0],HowlerGlobal.prototype._orientation=[0,0,-1,0,1,0],HowlerGlobal.prototype.stereo=function(e){var t=this;if(!t.ctx||!t.ctx.listener)return t;for(var n=t._howls.length-1;n>=0;n--)t._howls[n].stereo(e);return t},HowlerGlobal.prototype.pos=function(e,t,n){var r=this;return r.ctx&&r.ctx.listener?(t="number"!=typeof t?r._pos[1]:t,n="number"!=typeof n?r._pos[2]:n,"number"!=typeof e?r._pos:(r._pos=[e,t,n],void 0!==r.ctx.listener.positionX?(r.ctx.listener.positionX.setTargetAtTime(r._pos[0],Howler.ctx.currentTime,.1),r.ctx.listener.positionY.setTargetAtTime(r._pos[1],Howler.ctx.currentTime,.1),r.ctx.listener.positionZ.setTargetAtTime(r._pos[2],Howler.ctx.currentTime,.1)):r.ctx.listener.setPosition(r._pos[0],r._pos[1],r._pos[2]),r)):r},HowlerGlobal.prototype.orientation=function(e,t,n,r,o,i){var a=this;if(!a.ctx||!a.ctx.listener)return a;var u=a._orientation;return t="number"!=typeof t?u[1]:t,n="number"!=typeof n?u[2]:n,r="number"!=typeof r?u[3]:r,o="number"!=typeof o?u[4]:o,i="number"!=typeof i?u[5]:i,"number"!=typeof e?u:(a._orientation=[e,t,n,r,o,i],void 0!==a.ctx.listener.forwardX?(a.ctx.listener.forwardX.setTargetAtTime(e,Howler.ctx.currentTime,.1),a.ctx.listener.forwardY.setTargetAtTime(t,Howler.ctx.currentTime,.1),a.ctx.listener.forwardZ.setTargetAtTime(n,Howler.ctx.currentTime,.1),a.ctx.listener.upX.setTargetAtTime(r,Howler.ctx.currentTime,.1),a.ctx.listener.upY.setTargetAtTime(o,Howler.ctx.currentTime,.1),a.ctx.listener.upZ.setTargetAtTime(i,Howler.ctx.currentTime,.1)):a.ctx.listener.setOrientation(e,t,n,r,o,i),a)},Howl.prototype.init=(e=Howl.prototype.init,function(t){var n=this;return n._orientation=t.orientation||[1,0,0],n._stereo=t.stereo||null,n._pos=t.pos||null,n._pannerAttr={coneInnerAngle:void 0!==t.coneInnerAngle?t.coneInnerAngle:360,coneOuterAngle:void 0!==t.coneOuterAngle?t.coneOuterAngle:360,coneOuterGain:void 0!==t.coneOuterGain?t.coneOuterGain:0,distanceModel:void 0!==t.distanceModel?t.distanceModel:"inverse",maxDistance:void 0!==t.maxDistance?t.maxDistance:1e4,panningModel:void 0!==t.panningModel?t.panningModel:"HRTF",refDistance:void 0!==t.refDistance?t.refDistance:1,rolloffFactor:void 0!==t.rolloffFactor?t.rolloffFactor:1},n._onstereo=t.onstereo?[{fn:t.onstereo}]:[],n._onpos=t.onpos?[{fn:t.onpos}]:[],n._onorientation=t.onorientation?[{fn:t.onorientation}]:[],e.call(this,t)}),Howl.prototype.stereo=function(e,n){var r=this;if(!r._webAudio)return r;if("loaded"!==r._state)return r._queue.push({event:"stereo",action:function(){r.stereo(e,n)}}),r;var o=void 0===Howler.ctx.createStereoPanner?"spatial":"stereo";if(void 0===n){if("number"!=typeof e)return r._stereo;r._stereo=e,r._pos=[e,0,0]}for(var i=r._getSoundIds(n),a=0;a<i.length;a++){var u=r._soundById(i[a]);if(u){if("number"!=typeof e)return u._stereo;u._stereo=e,u._pos=[e,0,0],u._node&&(u._pannerAttr.panningModel="equalpower",u._panner&&u._panner.pan||t(u,o),"spatial"===o?void 0!==u._panner.positionX?(u._panner.positionX.setValueAtTime(e,Howler.ctx.currentTime),u._panner.positionY.setValueAtTime(0,Howler.ctx.currentTime),u._panner.positionZ.setValueAtTime(0,Howler.ctx.currentTime)):u._panner.setPosition(e,0,0):u._panner.pan.setValueAtTime(e,Howler.ctx.currentTime)),r._emit("stereo",u._id)}}return r},Howl.prototype.pos=function(e,n,r,o){var i=this;if(!i._webAudio)return i;if("loaded"!==i._state)return i._queue.push({event:"pos",action:function(){i.pos(e,n,r,o)}}),i;if(n="number"!=typeof n?0:n,r="number"!=typeof r?-.5:r,void 0===o){if("number"!=typeof e)return i._pos;i._pos=[e,n,r]}for(var a=i._getSoundIds(o),u=0;u<a.length;u++){var l=i._soundById(a[u]);if(l){if("number"!=typeof e)return l._pos;l._pos=[e,n,r],l._node&&(l._panner&&!l._panner.pan||t(l,"spatial"),void 0!==l._panner.positionX?(l._panner.positionX.setValueAtTime(e,Howler.ctx.currentTime),l._panner.positionY.setValueAtTime(n,Howler.ctx.currentTime),l._panner.positionZ.setValueAtTime(r,Howler.ctx.currentTime)):l._panner.setPosition(e,n,r)),i._emit("pos",l._id)}}return i},Howl.prototype.orientation=function(e,n,r,o){var i=this;if(!i._webAudio)return i;if("loaded"!==i._state)return i._queue.push({event:"orientation",action:function(){i.orientation(e,n,r,o)}}),i;if(n="number"!=typeof n?i._orientation[1]:n,r="number"!=typeof r?i._orientation[2]:r,void 0===o){if("number"!=typeof e)return i._orientation;i._orientation=[e,n,r]}for(var a=i._getSoundIds(o),u=0;u<a.length;u++){var l=i._soundById(a[u]);if(l){if("number"!=typeof e)return l._orientation;l._orientation=[e,n,r],l._node&&(l._panner||(l._pos||(l._pos=i._pos||[0,0,-.5]),t(l,"spatial")),void 0!==l._panner.orientationX?(l._panner.orientationX.setValueAtTime(e,Howler.ctx.currentTime),l._panner.orientationY.setValueAtTime(n,Howler.ctx.currentTime),l._panner.orientationZ.setValueAtTime(r,Howler.ctx.currentTime)):l._panner.setOrientation(e,n,r)),i._emit("orientation",l._id)}}return i},Howl.prototype.pannerAttr=function(){var e,n,r,o=this,i=arguments;if(!o._webAudio)return o;if(0===i.length)return o._pannerAttr;if(1===i.length){if("object"!=typeof i[0])return(r=o._soundById(parseInt(i[0],10)))?r._pannerAttr:o._pannerAttr;e=i[0],void 0===n&&(e.pannerAttr||(e.pannerAttr={coneInnerAngle:e.coneInnerAngle,coneOuterAngle:e.coneOuterAngle,coneOuterGain:e.coneOuterGain,distanceModel:e.distanceModel,maxDistance:e.maxDistance,refDistance:e.refDistance,rolloffFactor:e.rolloffFactor,panningModel:e.panningModel}),o._pannerAttr={coneInnerAngle:void 0!==e.pannerAttr.coneInnerAngle?e.pannerAttr.coneInnerAngle:o._coneInnerAngle,coneOuterAngle:void 0!==e.pannerAttr.coneOuterAngle?e.pannerAttr.coneOuterAngle:o._coneOuterAngle,coneOuterGain:void 0!==e.pannerAttr.coneOuterGain?e.pannerAttr.coneOuterGain:o._coneOuterGain,distanceModel:void 0!==e.pannerAttr.distanceModel?e.pannerAttr.distanceModel:o._distanceModel,maxDistance:void 0!==e.pannerAttr.maxDistance?e.pannerAttr.maxDistance:o._maxDistance,refDistance:void 0!==e.pannerAttr.refDistance?e.pannerAttr.refDistance:o._refDistance,rolloffFactor:void 0!==e.pannerAttr.rolloffFactor?e.pannerAttr.rolloffFactor:o._rolloffFactor,panningModel:void 0!==e.pannerAttr.panningModel?e.pannerAttr.panningModel:o._panningModel})}else 2===i.length&&(e=i[0],n=parseInt(i[1],10));for(var a=o._getSoundIds(n),u=0;u<a.length;u++)if(r=o._soundById(a[u])){var l=r._pannerAttr;l={coneInnerAngle:void 0!==e.coneInnerAngle?e.coneInnerAngle:l.coneInnerAngle,coneOuterAngle:void 0!==e.coneOuterAngle?e.coneOuterAngle:l.coneOuterAngle,coneOuterGain:void 0!==e.coneOuterGain?e.coneOuterGain:l.coneOuterGain,distanceModel:void 0!==e.distanceModel?e.distanceModel:l.distanceModel,maxDistance:void 0!==e.maxDistance?e.maxDistance:l.maxDistance,refDistance:void 0!==e.refDistance?e.refDistance:l.refDistance,rolloffFactor:void 0!==e.rolloffFactor?e.rolloffFactor:l.rolloffFactor,panningModel:void 0!==e.panningModel?e.panningModel:l.panningModel};var c=r._panner;c?(c.coneInnerAngle=l.coneInnerAngle,c.coneOuterAngle=l.coneOuterAngle,c.coneOuterGain=l.coneOuterGain,c.distanceModel=l.distanceModel,c.maxDistance=l.maxDistance,c.refDistance=l.refDistance,c.rolloffFactor=l.rolloffFactor,c.panningModel=l.panningModel):(r._pos||(r._pos=o._pos||[0,0,-.5]),t(r,"spatial"))}return o},Sound.prototype.init=function(e){return function(){var 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