			/**
			* @requires javelin-install
			* @provides javelin-sound
			* @javelin
			*/


			JX.install('Sound', {
			statics: {
			_sounds: {},
			_queue: [],
			_playingQueue: false,

			load: function(uri) {
			var self = JX.Sound;

			if (!(uri in self._sounds)) {
			var audio = JX.$N(
			'audio',
			{
			src: uri,
			preload: 'auto'
			});

			// In Safari, it isn't good enough to just load a sound in response
			// to a click: we must also play it. Once we've played it once, we
			// can continue to play it freely.

			// Play the sound, then immediately pause it. This rejects the "play()"
			// promise but marks the audio as playable, so our "play()" method will
			// work correctly later.
			if (window.webkitAudioContext) {
			audio.play().then(JX.bag, JX.bag);
			audio.pause();
			}

			self._sounds[uri] = audio;
			}
			},

			play: function(uri, callback) {
			var self = JX.Sound;
			self.load(uri);

			var sound = self._sounds[uri];

			try {
			sound.onended = callback \|\| JX.bag;
			sound.play().then(JX.bag, callback \|\| JX.bag);
			} catch (ex) {
			JX.log(ex);
			}
			},

			queue: function(uri) {
			var self = JX.Sound;
			self._queue.push(uri);
			self._playQueue();
			},

			_playQueue: function() {
			var self = JX.Sound;
			if (self._playingQueue) {
			return;
			}
			self._playingQueue = true;
			self._nextQueue();
			},

			_nextQueue: function() {
			var self = JX.Sound;
			if (self._queue.length) {
			var next = self._queue[0];
			self._queue.splice(0, 1);
			self.play(next, self._nextQueue);
			} else {
			self._playingQueue = false;
			}
			}

			}
			});

Owner Packages

phorge/webroot/rsrc/externals/javelin/lib/Sound.js
bfa5ffe8a1eamaster