added WebAudioSoundManager class

Author: pavle-goloskokovic

v3/src/sound/SoundManager.js

@@ -1,15 +1,11 @@
 var Class = require('../utils/Class');
+var WebAudioSoundManager = require('./WebAudioSoundManager');
 
 //  Phaser.Loader.SoundManager
 
 var SoundManager = new Class({
 
-    initialize:
-
-    function SoundManager (game)
-    {
-
-    }
+    // TODO define sound manager interface
 
 });
 
@@ -24,8 +20,7 @@ SoundManager.create = function (game)
     if(game.device.Audio.webAudio
         && !(game.config.audio && game.config.audio.disableWebAudio))
     {
-        // TODO create Web Audio sound manager
-        return new SoundManager(game);
+        return new WebAudioSoundManager(game);
     }
 
     // TODO return HTML5 Audio sound manager

v3/src/sound/WebAudioSoundManager.js

@@ -0,0 +1,36 @@
+var Class = require('../utils/Class');
+var SoundManager = require('./SoundManager');
+
+var WebAudioSoundManager = new Class({
+
+    Extends: SoundManager,
+
+    initialize:
+
+    function WebAudioSoundManager (game)
+    {
+        /**
+         * @property {Phaser.Game} game - Local reference to game.
+         */
+        this.game = game;
+
+        /**
+         * @property {AudioContext} context - The AudioContext being used for playback.
+         * @default
+         */
+        this.context = this.createAudioContext();
+    },
+
+    createAudioContext: function ()
+    {
+        if (this.game.config.audio.context)
+        {
+            return this.game.config.audio.context;
+        }
+
+        return new (window['AudioContext'] || window['webkitAudioContext'])();
+    }
+
+});
+
+module.exports = WebAudioSoundManager;

v3/src/sound/index.js

@@ -4,6 +4,7 @@ module.exports = {
 
     Dynamic: require('./dynamic'),
 
-    SoundManager: require('./SoundManager')
+    SoundManager: require('./SoundManager'),
+    WebAudioSoundManager: require('./WebAudioSoundManager')
 
 };