X-Git-Url: http://105106.c2e0p.group/sound.git/blobdiff_plain/c20b1f29d05b360d2314dc3189cee0a024b276ca..refs/heads/master:/sound.js?ds=sidebyside diff --git a/sound.js b/sound.js index df5202e..0db080c 100644 --- a/sound.js +++ b/sound.js @@ -1,503 +1,596 @@ -function Sound(src) { - - if (Sound.audioContext === undefined) { - var AudioContext = window.AudioContext || window.webkitAudioContext || window.mozAudioContext; - Sound.audioContext = new AudioContext(); - } - - this._networkState = this.NETWORK.EMPTY; - this._preload = this.PRELOAD.AUTO; - this._buffered = {}; - this._readyState = this.READY.NOTHING; - this._seeking = false; - this._paused = true; - this._defaultPlaybackRate = 1; - this._playbackRate = 1; - this._played = {}; - this._seekable = {}; - this._ended = false; - this._autoplay = true; - this._loop = false; - this._volume = 1; - this._muted = false; - this._defaultMuted = false; - - this.buffer = null; - this.node = null; - this.gainNode = null; - - this.ajax = null; - this.eventListeners = { }; - this.shouldBePlaying = 0; - this.startTime = 0; - this.nextStartTime = 0; - - this.setSrc(src); +/* Copyright (c) 2014-2016 Jer Noble + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +class Sound { + constructor(src) { + if (Sound.audioContext === undefined) { + var AudioContext = window.AudioContext || window.webkitAudioContext || window.mozAudioContext; + Sound.audioContext = new AudioContext(); + } + + this._networkState = this.NETWORK.EMPTY; + this._preload = this.PRELOAD.AUTO; + this._buffered = {}; + this._readyState = this.READY.NOTHING; + this._seeking = false; + this._paused = true; + this._defaultPlaybackRate = 1; + this._playbackRate = 1; + this._played = {}; + this._seekable = {}; + this._autoplay = true; + this._loop = false; + this._volume = 1; + this._muted = false; + this._defaultMuted = false; + + this.selectResourceTimer = null; + this.fetchResourceTimer = null; + this.timeUpdateTimer = null; + + this.buffer = null; + this.node = null; + this.gainNode = null; + + this.ajax = null; + this.eventListeners = { }; + this.startTime = 0; + this.nextStartTime = 0; + + this.autoplaying = false; + this.delayingTheLoadEvent = false; + this.sentLoadedData = false; + + this.src = src; + } + + load() { + if (this.networkState === this.NETWORK.LOADING || this.networkState === this.NETWORK.IDLE) + this.dispatchEventAsync(new CustomEvent('abort')); + + if (this.networkState !== this.NETWORK.EMPTY) { + this.dispatchEventAsync(new CustomEvent('emptied')); + + if (this.ajax) + this.ajax.abort(); + + if (this.selectResourceTimer) { + clearTimeout(this.selectResourceTimer); + this.selectResourceTimer = null; + } + + if (this.fetchResourceTimer) { + clearTimeout(this.fetchResourceTimer); + this.fetchResourceTimer = null; + } + + if (this._readyState != this.READY.NOTHING) + this.readyState = this.READY.NOTHING; + + if (!this._paused) + this.pause(); + + if (!this._seeking) + this._seeking = false; + this.currentTime = 0; + this.buffer = null; + } + + this.playbackRate = this.defaultPlaybackRate; + this._error = null; + this.autoplaying = true; + this.stopInternal(); + this.sentLoadedData = false; + + this.selectResource(); + } + + selectResource() { + this.networkState = this.NETWORK.NO_SOURCE; + this.delayingTheLoadEvent = true; + + this.selectResourceTimer = setTimeout(this.selectResourceAsync.bind(this), 0); + } + + selectResourceAsync() { + this.selectResourceTimer = null; + + if (!this._src) { + this.networkState = this.NETWORK.EMPTY; + return; + } + + this.networkState = this.NETWORK.LOADING; + this.dispatchEventAsync(new CustomEvent('loadstart')); + + this.fetchResourceTimer = setTimeout(this.fetchResource(), 0); + } + + fetchResource() { + this.fetchResourceTimer = null; + + if (this._preload === this.PRELOAD.NONE) { + this.networkState = this.NETWORK.IDLE; + this.dispatchEventAsync(new CustomEvent('suspend')); + this.delayingTheLoadEvent = false; + return; + } + + this.ajax = new XMLHttpRequest(); + this.ajax.open("GET", this._src, true); + this.ajax.responseType = "arraybuffer"; + this.ajax.onprogress = this.resourceFetchingProgressed.bind(this); + this.ajax.onload = this.resourceFetchingSucceeded.bind(this); + this.ajax.onerror = this.resourceFetchingFailed.bind(this); + this.ajax.send(); + } + + resourceFetchingProgressed() { + this.dispatchEventAsync(new CustomEvent('progress')); + } + + resourceFetchingSucceeded() { + if (!this.ajax.response) + return; + + this.networkState = this.NETWORK.IDLE; + this.dispatchEventAsync(new CustomEvent('suspend')); + this.readyState = this.READY.METADATA; + + try { + Sound.audioContext.decodeAudioData( + this.ajax.response, + this.resourceDecodingSucceeded.bind(this), + this.resourceDecodingFailed.bind(this) + ); + } catch(exception) { + console.log(exception); + } + } + + resourceFetchingFailed() { + this.error = { code: MediaError.MEDIA_ERR_SRC_NOT_SUPPORTED }; + this.networkState = this.NETWORK.NO_SOURCE; + this.dispatchEventAsync(new CustomEvent('error')); + this.delayingTheLoadEvent = false; + } + + resourceDecodingSucceeded(buffer) { + this.buffer = buffer; + + this.currentTime = 0; + this.dispatchEventAsync(new CustomEvent('durationchange')); + this.readyState = this.READY.ENOUGH_DATA; + + if (this.autoplaying && this._paused && this._autoplay) + this.play(); + this.dispatchEventAsync(new CustomEvent('canplaythrough')); + } + + resourceDecodingFailed(error) { + this._error = { code: HTMLMediaElement.MEDIA_ERR_DECODE }; + this.dispatchEventAsync(new CustomEvent('error')); + if (this._readyState === this.READY.NOTHING) { + this.networkState = this.NETWORK.EMPTY; + this.dispatchEventAsync('emptied'); + } else + this.networkState = this.NETWORK.IDLE; + } + + play() { + if (this._networkState === this.NETWORK.EMPTY) + this.loadResource(); + + if (!this.buffer) { + this.autoplaying = true; + return; + } + + if (this.node) + return; + + if (this.endedPlayback()) { + if (this._playbackRate > 0) + this.currentTime = 0; + else + this.currentTime = this.duration + } + + if (this._paused || this.endedPlayback()) { + this._paused = false; + this.dispatchEventAsync(new CustomEvent('play')); + + if (this._readyState < this.READY.FUTURE_DATA) + this.dispatchEventAsync(new CustomEvent('waiting')); + else + this.dispatchEventAsync(new CustomEvent('playing')); + } + + this._autoplay = false; + + this.playInternal(); + } + + playInternal() { + this.gainNode = Sound.audioContext.createGainNode(); + this.gainNode.gain.value = this._muted ? 0 : this._volume; + this.gainNode.connect(Sound.audioContext.destination); + + this.startTime = Sound.audioContext.currentTime; + + this.node = Sound.audioContext.createBufferSource(); + this.node.connect(this.gainNode); + this.node.buffer = this.buffer; + this.node.playbackRate.value = this._playbackRate; + this.node.onended = this.onended.bind(this); + if (this._playbackRate < 0) + this.node.start(0, 0, this.nextStartTime); + else + this.node.start(0, this.nextStartTime, this.buffer.duration - this.nextStartTime); + + this.timeUpdateTimer = setInterval(this.sendTimeUpdate.bind(this), 250); + } + + sendTimeUpdate() { + this.dispatchEventAsync(new CustomEvent('timeupdate')); + } + + pause() { + if (this._networkState === this.NETWORK.EMPTY) + this.loadResource(); + + this._autoplay = false; + + if (!this._paused) { + this._paused = true; + this.dispatchEventAsync(new CustomEvent('timeupdate')); + this.dispatchEventAsync(new CustomEvent('pause')); + } + + if (!this.buffer || !this.node) + return; + + this.nextStartTime = this._playbackRate * (Sound.audioContext.currentTime - this.startTime); + this.stopInternal(); + } + + stopInternal() { + if (this.node) { + this.node.disconnect(); + delete this.node; + } + if (this.gainNode) { + this.gainNode.disconnect(); + delete this.gainNode; + } + + clearInterval(this.timeUpdateTimer); + } + + onended() { + if (this._loop) { + this.nextStartTime = this._playbackRate < 0 ? this.duration : 0; + this.stopInternal(); + this.playInternal(); + return; + } + + this.nextStartTime = this._playbackRate < 0 ? 0 : this.duration; + this.stopInternal(); + this.dispatchEventAsync(new CustomEvent('ended')); + } + + endedPlayback() { + if (this._readyState < this.READY.METADATA) + return false; + + if (this.currentTime >= this.duration && this._playbackRate >= 0 && !this._loop) + return true; + + if (this.currentTime <= 0 && this._playbackRate <= 0) + return true; + } + + get ended() { + return this.endedPlayback() && this._playbackRate >= 0; + } + + addEventListener(eventName, handler) { + if (!this.eventListeners[eventName]) + this.eventListeners[eventName] = []; + + var listeners = this.eventListeners[eventName]; + if (listeners.indexOf(handler) !== -1) + return; + + listeners.push(handler); + } + + removeEventListener(eventName, handler) { + if (!this.eventListeners[eventName]) + return; + + var listeners = this.eventListeners[eventName]; + var index = listeners.indexOf(handler); + if (index === -1) + return; + + listeners.splice(index, 1); + } + + dispatchEventAsync(event) { + window.setTimeout(this.dispatchEvent.bind(this, event), 0); + } + + dispatchEvent(event) { + if (!this.eventListeners[event.type]) + return; + + var listeners = this.eventListeners[event.type]; + listeners.forEach(function(listener) { + listener.call(this, event); + }); + } + + get src() { + return this._src; + } + + set src(src) { + this._src = src; + if (this._src) + this.load(); + } + + get currentSrc() { + return this._src; + } + + get setworkState() { + return this._networkState; + } + + set networkState(value) { + this._networkState = value; + } + + get readyState() { + return this._readyState; + } + + set readyState(value) { + var oldState = this._readyState; + var newState = this._readyState = value; + + if (this._networkState === this.NETWORK.EMPTY) + return; + + if (oldState === this.READY.NOTHING && newState === this.READY.METADATA) + this.dispatchEventAsync('loadedmetadata'); + + if (oldState === this.READY.METADATA && newState >= this.READY.CURRENT_DATA) { + if (!this.sentLoadedData) + this.dispatchEventAsync('loadeddata'); + } + + if (oldState >= this.READY.FUTURE_DATA && newState <= this.READY.CURRENT_DATA) { + if (this.autoplaying && this._paused && this._autoplay && !this.endedPlayback() && !this._error) { + this.dispatchEventAsync('timeupdate'); + this.dispatchEventAsync('waiting'); + this.nextStartTime = this._playbackRate * (Sound.audioContext.currentTime - this.startTime); + this.stopInternal(); + } + } + + if (oldState <= this.READY.CURRENT_DATA && newState === this.READY.FUTURE_DATA) { + this.dispatchEventAsync('canplay'); + if (!this._paused) + this.dispatchEventAsync('playing'); + } + + if (oldState <= this.READY.CURRENT_DATA && newState === this.READY.FUTURE_DATA) { + this.dispatchEventAsync('canplay'); + if (!this._paused) { + this.dispatchEventAsync('playing'); + this.playInternal(); + } + + if (this.autoplaying && this._paused && this._autoplay) + this.play(); + } + } + + get preload() { + switch (this._preload) { + case this.PRELOAD.NONE: return 'none'; + case this.PRELOAD.METADATA: return 'metadata'; + case this.PRELOAD.AUTO: return 'auto'; + default: return ''; + } + } + + set preload(preload) { + switch (preload) { + default: + case 'none': + this._preload = this.PRELOAD.NONE; + break; + case 'metadata': + this._preload = this.PRELOAD.METADATA; + if (this._networkState === this.NETWORK.EMPTY) + this.load(); + break; + case 'auto': + this._preload = this.PRELOAD.auto; + if (this._networkState === this.NETWORK.EMPTY) + this.load(); + break; + } + } + + get currentTime() { + if (!this.node) + return this.nextStartTime; + return this.nextStartTime + this._playbackRate * (Sound.audioContext.currentTime - this.startTime); + } + + set currentTime(time) { + this.nextStartTime = parseFloat(time); + this.dispatchEventAsync(new CustomEvent('timeupdate')); + if (!this.node) + return; + + this.stopInternal(); + this.playInternal(); + } + + get duration() { + if (!this.buffer) + return NaN; + + return this.buffer.duration; + } + + get paused() { + return this._paused; + } + + get playbackRate() { + return this._playbackRate; + } + + set playbackRate(rate) { + var oldPlaybackRate = this._playbackRate; + this._playbackRate = parseFloat(rate); + this.dispatchEventAsync(new CustomEvent('ratechange')); + + if (this.node) { + var currentTime = Sound.audioContext.currentTime + this.nextStartTime += oldPlaybackRate * (currentTime - this.startTime); + this.startTime = currentTime; + this.node.playbackRate.value = this._playbackRate; + + if ((oldPlaybackRate <= 0) != (this._playbackRate <= 0)) { + this.stopInternal(); + this.playInternal(); + } + } + } + + get defaultPlaybackRate() { + return this._defaultPlaybackRate; + } + + set defaultPlaybackRate(rate) { + this._defaultPlaybackRate = parseFloat(rate); + this.dispatchEventAsync(new CustomEvent('ratechange')); + } + + get volume() { + return this._volume; + } + + set volume(volume) { + if (this._volume === volume) + return; + + this._volume = parseFloat(volume); + this.dispatchEventAsync(new CustomEvent('volumechange')); + + if (this.gainNode) + this.gainNode.gain.value = this._muted ? 0 : this._volume; + } + + get muted() { + return this._muted; + } + + set muted(muted) { + if (this._muted === muted) + return; + + this._muted = muted; + this.dispatchEventAsync(new CustomEvent('volumechange')); + + if (this.gainNode) + this.gainNode.gain.value = this._muted ? 0 : this._volume; + } + + get autoplay() { + return this._autoplay; + } + + set autoplay(autoplay) { + if (this._autoplay === autoplay) + return; + + this._autoplay = autoplay; + if (this._autoplay && this._networkState === this.NETWORK.EMPTY) + this.load(); + } + + get loop() { + return this._loop; + } + + set loop(loop) { + this._loop = loop; + } } -Sound.prototype = { - /* Constants */ - ERR: { - NONE: 0, - ABORTED: 1, - NETWORK: 2, - DECODE: 3, - SRC_NOT_SUPPORTED: 4, - }, - - NETWORK: { - EMPTY: 0, - IDLE: 1, - LOADING: 2, - NO_SOURCE: 3, - }, - - READY: { - NOTHING: 0, - METADATA: 1, - CURRENT_DATA: 2, - FUTURE_DATA: 3, - ENOUGH_DATA: 4, - }, - - PRELOAD: { - NONE: 0, - METADATA: 1, - AUTO: 2, - }, - - load: function() { - if (this.ajax) - this.ajax.abort(); - - if (this.networkState === this.NETWORK.LOADING || this.networkState === this.NETWORK.IDLE) { - this.dispatchEventAsync(new CustomEvent('emptied')); - this.setReadyState(this.READY.NOTHING); - if (!this._paused) - this.pause(); - if (!this._seeking) - this._seeking = false; - this.setCurrentTime(0); - this.buffer = null; - } - - this.setPlaybackRate(this.defaultPlaybackRate); - this._error = null; - this.shouldBePlaying = this._autoplay; - this.stopInternal(); - - if (!this._src) { - this._networkState = this.NETWORK.EMPTY; - return; - } - - this._networkState = this.NETWORK.LOADING; - this.dispatchEventAsync(new CustomEvent('loadstart')); - - this.ajax = new XMLHttpRequest(); - this.ajax.open("GET", this._src, true); - this.ajax.responseType = "arraybuffer"; - this.ajax.onload = function() { - if (!this.ajax.response) - return; - - this.setReadyState(this.READY.FUTURE_DATA); - - try { - Sound.audioContext.decodeAudioData( - this.ajax.response, - function(buffer) { - this.buffer = buffer; - if (this.shouldBePlaying) - this.play(); - }.bind(this), - function(error) { - console.log("Error in creating buffer for sound '" + this._src + "': " + error); - }.bind(this) - ); - } catch(exception) { - console.log(exception); - } - }.bind(this); - this.ajax.onprogress = function() { - this.dispatchEventAsync(new CustomEvent('progress')); - }.bind(this); - this.ajax.send(); - }, - - play: function() { - if (!this.buffer) { - this.shouldBePlaying = true; - return; - } - - if (this.node) - return; - - if (this._ended && this._playbackRate > 0) - this.setCurrentTime(0); - - if (this._paused || this._ended) { - this._paused = false; - this._ended = false; - this.dispatchEventAsync(new CustomEvent('play')); - - if (this._readyState < this.READY.FUTURE_DATA) - this.dispatchEventAsync(new CustomEvent('waiting')); - else - this.dispatchEventAsync(new CustomEvent('playing')); - } - - this._autoplay = false; - - this.playInternal(); - }, - - playInternal: function() { - this.gainNode = Sound.audioContext.createGainNode(); - this.gainNode.gain.value = this._muted ? 0 : this._volume; - this.gainNode.connect(Sound.audioContext.destination); - - this.node = Sound.audioContext.createBufferSource(); - this.node.connect(this.gainNode); - this.node.buffer = this.buffer; - this.node.playbackRate.value = this._playbackRate; - this.node.start(0, this.nextStartTime); - this.node.onended = this.onended.bind(this); - }, - - - pause: function() { - this._autoplay = false; - - if (!this._paused) { - this._paused = true; - this.dispatchEventAsync(new CustomEvent('timeupdate')); - this.dispatchEventAsync(new CustomEvent('pause')); - } - - if (!this.buffer || !this.node) - return; - - this.nextStartTime = Sound.audioContext.currentTime - this.startTime; - this.stopInternal(); - }, - - stopInternal: function() { - if (this.node) { - this.node.disconnect(); - delete this.node; - } - if (this.gainNode) { - this.gainNode.disconnect(); - delete this.gainNode; - } - }, - - onended: function() { - if (this._loop) { - this.stopInternal(); - this.setCurrentTime(0); - this.playInternal(); - return; - } - - this._ended = true; - this.nextStartTime = 0; - this.stopInternal(); - this.dispatchEventAsync(new CustomEvent('ended')); - }, - - addEventListener: function(eventName, handler) { - if (!this.eventListeners[eventName]) - this.eventListeners[eventName] = []; - - var listeners = this.eventListeners[eventName]; - if (listeners.indexOf(handler) !== -1) - return; - - listeners.push(handler); - }, - - removeEventListener: function(eventName, handler) { - if (!this.eventListeners[eventName]) - return; - - var listeners = this.eventListeners[eventName]; - var index = listeners.indexOf(handler); - if (index === -1) - return; - - listeners.splice(index, 1); - }, - - dispatchEventAsync: function(event) { - window.setTimeout(this.dispatchEvent.bind(this, event), 0); - }, - - dispatchEvent: function(event) { - if (!this.eventListeners[event.type]) - return; - - event.target = this; - var listeners = this.eventListeners[event.type]; - listeners.forEach(function(listener) { - listener.call(this, event); - }); - }, - - getSrc: function() { - return this._src; - }, - - setSrc: function(src) { - this._src = src; - if (this._autoplay || this._preload != this.PRELOAD.NONE) - this.load(); - }, - - getCurrentSrc: function() { - return this._src; - }, - - getNetworkState: function() { - return this._networkState; - }, - - getReadyState: function() { - return this._readyState; - }, - - setReadyState: function(value) { - this._readyState = value; - }, - - getPreload: function() { - switch (this._preload) { - case this.PRELOAD.NONE: return 'none'; - case this.PRELOAD.METADATA: return 'metadata'; - case this.PRELOAD.AUTO: return 'auto'; - default: return ''; - } - }, - - setPreload: function(preload) { - switch (preload) { - default: - case 'none': - this._preload = this.PRELOAD.NONE; - break; - case 'metadata': - this._preload = this.PRELOAD.METADATA; - if (this._networkState === this.NETWORK.EMPTY) - this.load(); - break; - case 'auto': - this._preload = this.PRELOAD.auto; - if (this._networkState === this.NETWORK.EMPTY) - this.load(); - break; - } - }, - - getCurrentTime: function() { - if (!this.node) - return this.nextStartTime; - return this.nextStartTime + Sound.audioContext.currentTIme - this.startTime; - }, - - setCurrentTime: function(time) { - this.nextStartTime = time; - this.dispatchEventAsync(new CustomEvent('timeupdate')); - if (!this.node) - return; - - this.stopInternal(); - this.playInternal(); - }, - - getDuration: function() { - if (!this.buffer) - return NaN; - - return this.buffer.duration; - }, - - getPaused: function() { - return this._paused; - }, - - getPlaybackRate: function() { - return this._playbackRate; - }, - - setPlaybackRate: function(rate) { - this._playbackRate = rate; - - if (this.buffer) { - this.stopInternal(); - this.playInternal(); - } - }, - - getVolume: function() { - return this._volume; - }, - - setVolume: function(volume) { - if (this._volume === volume) - return; - - this._volume = volume; - this.dispatchEventAsync(new CustomEvent('volumechange')); - - if (this.gainNode) - this.gainNode.gain.value = this._muted ? 0 : this._volume; - }, - - getMuted: function() { - return this._muted; - }, - - setMuted: function(muted) { - if (this._muted === muted) - return; - - this._muted = muted; - this.dispatchEventAsync(new CustomEvent('volumechange')); - - if (this.gainNode) - this.gainNode.gain.value = this._muted ? 0 : this._volume; - }, - - getAutoplay: function() { - return this._autoplay; - }, - - setAutoplay: function(autoplay) { - if (this._autoplay === autoplay) - return; - - this._autoplay = autoplay; - if (this._autoplay && this._networkState === this.NETWORK.EMPTY) - this.load(); - }, - - getLoop: function() { - return this._loop; - }, - - setLoop: function(loop) { - this._loop = loop; - }, +Sound.prototype.ERR = { + NONE: 0, + ABORTED: 1, + NETWORK: 2, + DECODE: 3, + SRC_NOT_SUPPORTED: 4, }; -Object.defineProperty(Sound.prototype, 'src', { - get: Sound.prototype.getSrc, - set: Sound.prototype.setSrc, -}); - -Object.defineProperty(Sound.prototype, 'currentSrc', { - get: Sound.prototype.getCurrentSrc, -}); - -Object.defineProperty(Sound.prototype, 'networkState', { - get: Sound.prototype.getNetworkState, -}); - -Object.defineProperty(Sound.prototype, 'preload', { - get: Sound.prototype.getPreload, - set: Sound.prototype.setPreload, -}); - -Object.defineProperty(Sound.prototype, 'buffered', { - get: Sound.prototype.getBuffered, -}); - -Object.defineProperty(Sound.prototype, 'readyState', { - get: Sound.prototype.getReadyState, -}); - -Object.defineProperty(Sound.prototype, 'seeking', { - get: Sound.prototype.getSeeking, -}); - -Object.defineProperty(Sound.prototype, 'currentTime', { - get: Sound.prototype.getCurrentTime, - set: Sound.prototype.setCurrentTime, -}); - -Object.defineProperty(Sound.prototype, 'duration', { - get: Sound.prototype.getDuration, -}); - -Object.defineProperty(Sound.prototype, 'paused', { - get: Sound.prototype.getPaused, -}); - -Object.defineProperty(Sound.prototype, 'defaultPlaybackRate', { - get: Sound.prototype.getDefaultPlaybackRate, - set: Sound.prototype.setDefaultPlaybackRate, -}); - -Object.defineProperty(Sound.prototype, 'playbackRate', { - get: Sound.prototype.getPlaybackRate, - set: Sound.prototype.setPlaybackRate, -}); - -Object.defineProperty(Sound.prototype, 'played', { - get: Sound.prototype.getPlayed, -}); - -Object.defineProperty(Sound.prototype, 'seekable', { - get: Sound.prototype.getSeekable, -}); - -Object.defineProperty(Sound.prototype, 'ended', { - get: Sound.prototype.getEnded, -}); - -Object.defineProperty(Sound.prototype, 'autoplay', { - get: Sound.prototype.getAutoplay, - set: Sound.prototype.setAutoplay, -}); - -Object.defineProperty(Sound.prototype, 'loop', { - get: Sound.prototype.getLoop, - set: Sound.prototype.setLoop, -}); - -Object.defineProperty(Sound.prototype, 'controls', { - get: Sound.prototype.getControls, - set: Sound.prototype.setControls, -}); - -Object.defineProperty(Sound.prototype, 'volume', { - get: Sound.prototype.getVolume, - set: Sound.prototype.setVolume, -}); - -Object.defineProperty(Sound.prototype, 'muted', { - get: Sound.prototype.getMuted, - set: Sound.prototype.setMuted, -}); - -Object.defineProperty(Sound.prototype, 'defaultMuted', { - get: Sound.prototype.getDefaultMuted, - set: Sound.prototype.setDefaultMuted, -}); - -Object.defineProperty(Sound.prototype, 'preload', { - get: Sound.prototype.getPreload, - set: Sound.prototype.setPreload, -}); +Sound.prototype.NETWORK = { + EMPTY: 0, + IDLE: 1, + LOADING: 2, + NO_SOURCE: 3, +}; + +Sound.prototype.READY = { + NOTHING: 0, + METADATA: 1, + CURRENT_DATA: 2, + FUTURE_DATA: 3, + ENOUGH_DATA: 4, +}; + +Sound.prototype.PRELOAD = { + NONE: 0, + METADATA: 1, + AUTO: 2, +}; document.createElement = function(elementName) { - if (elementName === "Audio" || elementName === "audio") - return new Sound(); - return Document.prototype.createElement.call(this, elementName); + if (elementName === "Audio" || elementName === "audio") + return new Sound(); + return Document.prototype.createElement.call(this, elementName); }; window.Audio = function(src) { - return new Sound(src); + return new Sound(src); }; \ No newline at end of file