X-Git-Url: http://git.osdn.jp/view?a=blobdiff_plain;f=0.6.x%2Fjs%2F07_audio%2F10_XAudioSprite.js;h=bb4272b1ebd559f5603ab4734f39839b9bee5e12;hb=bafa8683f87b2f909d1301fca80684bf9ff221ed;hp=6d4cdbbbfb796792058a3c675643fd7ae0c5fa27;hpb=241005e2a5f9f8a7fddd6f610b76a915e9c05d30;p=pettanr%2FclientJs.git

diff --git a/0.6.x/js/07_audio/10_XAudioSprite.js b/0.6.x/js/07_audio/10_XAudioSprite.js
index 6d4cdbb..bb4272b 100644
--- a/0.6.x/js/07_audio/10_XAudioSprite.js
+++ b/0.6.x/js/07_audio/10_XAudioSprite.js
@@ -4,20 +4,19 @@
  * Mobile Opera11 は Audio をサポートするがイベントが取れない
  * iframe 内で生成して、Audio Sprite の preset で再生できないか？
  */
-var X_AudioSprite_shouldUse        = X_HTMLAudio && ( X_UA[ 'iOS' ] || X_UA[ 'AOSP' ] || X_UA[ 'OperaMobile' ] || X_UA[ 'OperaTablet' ] ), // Flash がない
-	X_AudioSprite_useVideoForMulti = //( 3.1 <= X_UA[ 'AOSP' ] < 4 ) || 
+var X_AudioSprite_shouldUse         = X_HTMLAudio && ( X_UA[ 'iOS' ] || X_UA[ 'AOSP' ] || X_UA[ 'OperaMobile' ] || X_UA[ 'OperaTablet' ] ), // Flash がない
+	X_AudioSprite_useVideoForMulti  = //( 3.1 <= X_UA[ 'AOSP' ] < 4 ) || 
 									  //( ( 4.2 <= X_UA[ 'AOSP' ] ),
 									  // ドスパラパッドはビデオのインライン再生が不可
 									  false,
 	X_AudioSprite_disableMultiTrack = !X_WebAudio && ( X_UA[ 'iOS' ] || 4 <= X_UA[ 'AOSP' ] || X_UA[ 'ChromeWV' ] || ( X_UA[ 'WinPhone' ] && X_UA[ 'IE9' ] ) ),
-	X_AudioSprite_enableVolume     = X_HTMLAudio && ( !X_UA[ 'iOS' ] && !X_UA[ 'AOSP' ] && !X_UA[ 'OperaMobile' ] && !X_UA[ 'OperaTablet' ] ), // TODO fennec は 25以上
+	X_AudioSprite_enableVolume      = X_HTMLAudio && ( !X_UA[ 'iOS' ] && !X_UA[ 'AOSP' ] && !X_UA[ 'OperaMobile' ] && !X_UA[ 'OperaTablet' ] ), // TODO fennec は 25以上
 	// http://tukumemo.com/html5-audio-sp/
 	// iOS6、Android4.1から同時再生が可能になりました。
 	X_AudioSprite_maxTracks        = X_AudioSprite_useVideoForMulti ? 2 : X_AudioSprite_disableMultiTrack ? 1 : 9,
 	X_AudioSprite_lengthSilence    = 10000, // 一番最初の無音部分の長さ
 	X_AudioSprite_lengthDistance   = 5000,  // 音間の無音の長さ
 	X_AudioSprite_uid              = 0,
-	X_AudioSprite_members          = {},
 	X_AudioSprite_TEMP             = {
 		presets     : {},
 		BGMs        : {},
@@ -28,9 +27,10 @@ var X_AudioSprite_shouldUse        = X_HTMLAudio && ( X_UA[ 'iOS' ] || X_UA[ 'AO
 		bgmPosition : 0,
 		bgmName     : '',
 		bgmLooped   : false,
-		bgmPlaying  : false
+		bgmPlaying  : false,
+		event       : null
 	},
-	X_AudioSprite_instance,
+	X_AudioSprite,
 	X_AudioSprite_numTracks,
 	X_AudioSprite_useVideo;
 
@@ -61,19 +61,14 @@ X[ 'AudioSprite' ] = function( setting ){
 		urls    = setting[ 'urls' ],
 		video   = setting[ 'useVideo' ],
 		n       = video ? 1 : setting[ 'numTracks' ] || 1,
-		option  = {
-			volume    : setting[ 'volume' ] || 0.5,
-			autoplay  : false,
-			startTime : 0,
-			endTime   : X_AudioSprite_lengthSilence,
-			loop      : true
-		},
-		k, i, v, track;	
+		volume  = setting[ 'volume' ],
+		k, i, v, track;
 	
-	if( !X_AudioSprite_instance ){
-		X_AudioSprite_instance = X_Class_override( X_EventDispatcher(), X_AudioSprite_members );
-		X_ViewPort[ 'listen' ]( [ X_EVENT_VIEW_ACTIVATE, X_EVENT_VIEW_DEACTIVATE ], X_AudioSprite_instance, X_AudioSprite_handleEvent );
-	};
+
+	if( X_AudioSprite ) X_AudioSprite[ 'kill' ]();
+
+	X_AudioSprite = X_Class_override( X_EventDispatcher(), X_AudioSprite_members );
+	X_ViewPort[ 'listen' ]( [ X_EVENT_VIEW_ACTIVATE, X_EVENT_VIEW_DEACTIVATE, X_EVENT_UNLOAD ], X_AudioSprite_handleEvent );
 	
 	n = n <= X_AudioSprite_maxTracks ? n : X_AudioSprite_maxTracks;
 	
@@ -96,15 +91,25 @@ X[ 'AudioSprite' ] = function( setting ){
 		};
 	};
 	
-	X_Audio_startDetectionBackend( X_Audio_BACKENDS[ 0 ], X_AudioSprite_instance, X_Array_copy( urls ), option );
+	X_Audio_startDetectionBackend(
+		X_Audio_BACKENDS[ 0 ],
+		X_AudioSprite,
+		X_Array_copy( urls ),
+		{
+			'volume'    : 0 <= volume && volume <= 1 ? volume : 1,
+			'autoplay'  : true,
+			'startTime' : 0,
+			'endTime'   : X_AudioSprite_lengthSilence,
+			'loop'      : true
+		});
 
-	X_AudioSprite_instance[ 'listenOnce' ]( [ X_EVENT_BACKEND_READY, X_EVENT_BACKEND_NONE ], X_AudioSprite_backendHandler );
-	X_AudioSprite_instance[ 'listenOnce' ]( X_EVENT_KILL_INSTANCE, X_AudioSprite_handleEvent );
+	X_AudioSprite[ 'listenOnce' ]( [ X_EVENT_BACKEND_READY, X_EVENT_BACKEND_NONE ], X_AudioSprite_backendHandler );
+	X_AudioSprite[ 'listenOnce' ]( X_EVENT_KILL_INSTANCE, X_AudioSprite_handleEvent );
 	
 	X_AudioSprite_useVideo  = video;
-	X_AudioSprite_numTracks = X_AudioSprite_instance[ 'numTracks' ] = n;
+	X_AudioSprite_numTracks = X_AudioSprite[ 'numTracks' ] = n;
 
-	return X_AudioSprite_instance;
+	return X_AudioSprite;
 };
 
 X[ 'AudioSprite' ][ 'shouldUse'        ] = X_AudioSprite_shouldUse;
@@ -114,7 +119,7 @@ X[ 'AudioSprite' ][ 'enableMultiTrack' ] = !X_AudioSprite_disableMultiTrack;
 // TODO 終わりかけのもの、と一番古いもの、どちらを再利用するか？これ以上に細かい実装を望む場合は X.AudioSprite は使わず自力で実装
 function X_AudioSprite_getTrackEnded(){
 	var tracks  = X_AudioSprite_TEMP.tracks,
-		l = tracks.length,
+		l = X_AudioSprite_numTracks,
 		i = 0, track, state, last = 1 / 0, _last, index;
 	
 	for( ; i < l; ++i ){
@@ -132,7 +137,7 @@ function X_AudioSprite_getTrackEnded(){
 	return tracks[ index ];
 };
 
-X_AudioSprite_members =
+var X_AudioSprite_members =
 /** @lends X.AudioSprite.prototype */
 {
 		/**
@@ -141,21 +146,6 @@ X_AudioSprite_members =
 		'numTracks' : 0,
 		
 		/**
-		 * モバイル用タッチイベント中に呼び出す
-		 */
-		'on1stTouch' : function(){
-			var i = 0, l = X_AudioSprite_TEMP.tracks.length;
-
-			for( ; i < l; ++i ){
-				//if( X_UA[ 'iOS' ] ){
-				//	X_AudioSprite_TEMP.tracks[ i ][ '_rawObject' ].load();
-				//} else {
-					X_AudioSprite_instance[ 'pause' ]( i );
-				//};
-			};
-		},
-		
-		/**
 		 * 再生
 		 * @param {string} name トラック名
 		 * @return {number} uid
@@ -182,13 +172,13 @@ X_AudioSprite_members =
 					if( bgm ){
 						track = bgm;
 					} else
-					if( 1 < tracks.length ){
+					if( 1 < X_AudioSprite_numTracks ){
 						track = X_AudioSprite_TEMP.bgmTrack = X_AudioSprite_getTrackEnded();
 					} else {
 						track = X_AudioSprite_TEMP.bgmTrack = tracks[ 0 ];
 					};
 					
-					if( track[ 'listen' ]( [ X_EVENT_MEDIA_PLAYING, X_EVENT_MEDIA_WAITING, X_EVENT_MEDIA_SEEKING, X_EVENT_MEDIA_BEFORE_LOOP ], X_AudioSprite_instance, X_AudioSprite_handleEvent ).playing ){
+					if( track[ 'listen' ]( [ X_EVENT_MEDIA_PLAYING, X_EVENT_MEDIA_WAITING, X_EVENT_MEDIA_SEEKING, X_EVENT_MEDIA_BEFORE_LOOP ], X_AudioSprite_handleEvent ).playing ){
 						track.setState({
 								'loop'          : true,
 								'looped'        : X_AudioSprite_TEMP.bgmLooped,
@@ -205,10 +195,10 @@ X_AudioSprite_members =
 					};
 					
 				} else {
-					if( 1 < tracks.length ){
+					if( 1 < X_AudioSprite_numTracks ){
 						track = X_AudioSprite_getTrackEnded( X_AudioSprite_TEMP.bgmPlaying );
 						track
-							[ 'listen' ]( [ X_EVENT_MEDIA_PLAYING, X_EVENT_MEDIA_WAITING, X_EVENT_MEDIA_SEEKING, X_EVENT_MEDIA_BEFORE_LOOP ], X_AudioSprite_instance, X_AudioSprite_handleEvent )
+							[ 'listen' ]( [ X_EVENT_MEDIA_PLAYING, X_EVENT_MEDIA_WAITING, X_EVENT_MEDIA_SEEKING, X_EVENT_MEDIA_BEFORE_LOOP ], X_AudioSprite_handleEvent )
 							.setState( { 'looped' : false } );
 						track.play( preset[ 0 ], preset[ 1 ], true, 0, X_AudioSprite_lengthSilence );
 					} else {
@@ -220,18 +210,17 @@ X_AudioSprite_members =
 						};
 						track = tracks[ 0 ];
 					
-						if( track[ 'listen' ]( [ X_EVENT_MEDIA_PLAYING, X_EVENT_MEDIA_WAITING, X_EVENT_MEDIA_SEEKING, X_EVENT_MEDIA_BEFORE_LOOP ], X_AudioSprite_instance, X_AudioSprite_handleEvent ).playing ){
+						if( track[ 'listen' ]( [ X_EVENT_MEDIA_PLAYING, X_EVENT_MEDIA_WAITING, X_EVENT_MEDIA_SEEKING, X_EVENT_MEDIA_BEFORE_LOOP ], X_AudioSprite_handleEvent ).playing ){
 							track.setState({
 									'loop'          : true,
 									'looped'        : false,
-									//'currentTime'   : preset[ 0 ],
+									'currentTime'   : preset[ 0 ],
 									'startTime'     : preset[ 0 ],
 									'endTime'       : preset[ 1 ],
 									'loopStartTime' : 0,
 									'loopEndTime'   : X_AudioSprite_lengthSilence
 								});
 						} else {
-							
 							track.play( preset[ 0 ], preset[ 1 ], true, 0, X_AudioSprite_lengthSilence );	
 						};
 					};
@@ -242,40 +231,48 @@ X_AudioSprite_members =
 		},
 		
 		/**
-		 * ポーズ
-		 * @param {number} uid トラックID
-		 * @return {number} uid
+		 * ポーズ, uid を指定しない、または '*' で呼び出した場合、全てのトラックを pause する。
+		 * @param {number} uid=undefined トラックID, '*'
+		 * @return {AudioSprite}
 		 */
 		'pause' : function( uid ){
-			var track = X_AudioSprite_TEMP.tracks[ uid ];
+			var tracks = X_AudioSprite_TEMP.tracks,
+				i, l, track;
 			
-			if( X_AudioSprite_TEMP.bgmTrack === track ){
-				X_AudioSprite_TEMP.bgmPosition = track.currentTime();
-				X_AudioSprite_TEMP.bgmPlaying  = false;
-				X_AudioSprite_TEMP.bgmTrack    = null;
+			if( uid === '*' || uid === undefined ){
+				for( i = 0, l = X_AudioSprite_numTracks; i < l; ++i ){
+					X_AudioSprite[ 'pause' ]( i );
+				};
+			} else
+			if( track = tracks[ uid ] ){
+				if( X_AudioSprite_TEMP.bgmTrack === track ){
+					X_AudioSprite_TEMP.bgmPosition = track.currentTime();
+					X_AudioSprite_TEMP.bgmPlaying  = false;
+					X_AudioSprite_TEMP.bgmTrack    = null;
+				};
+				track.play( 0, X_AudioSprite_lengthSilence, true, 0, X_AudioSprite_lengthSilence );
+				track.seek( 0 );
+				X_AudioSprite[ 'asyncDispatch' ]( X_EVENT_MEDIA_PAUSED );				
 			};
-			track && track.play( 0, X_AudioSprite_lengthSilence, true, 0, X_AudioSprite_lengthSilence );
-			track && track.seek( 0 );
-			X_AudioSprite_instance[ 'asyncDispatch' ]( X_EVENT_MEDIA_PAUSED );
-			return X_AudioSprite_instance;
+			return X_AudioSprite;
 		},
 		
 		/**
-		 * シーク
+		 * シーク, 現在のトラックの長さ内で相対指定する
 		 * @param {number} uid トラックID
 		 * @param {number} position ms
 		 * @return {AudioSprite}
 		 */
 		'seek' : function( uid, position ){
 			var track = X_AudioSprite_TEMP.tracks[ uid ],
-				end, strat;
+				end, start;
 			if( track ){
 				delete track.seekTime;
 				end   = X_Audio_getEndTime( track );
 				start = X_Audio_getStartTime( track, end );
 				0 <= position && position <= ( end - start ) && track.seek( start + position );
 			};
-			return X_AudioSprite_instance;
+			return X_AudioSprite;
 		},
 		
 		/**
@@ -291,17 +288,17 @@ X_AudioSprite_members =
 				if( opt_volume === undefined ){
 					return X_AudioSprite_TEMP.volume;
 				};
-				for( i = X_AudioSprite_TEMP.tracks.length; i; ){
+				for( i = X_AudioSprite_numTracks; i; ){
 					X_AudioSprite_TEMP.tracks[ --i ].volume( opt_volume );
 				};
-				return X_AudioSprite_instance;
+				return X_AudioSprite;
 			};
 			track = X_AudioSprite_TEMP.tracks[ uid ];
 			if( opt_volume === undefined ){
 				return track ? track.gain : -1;
 			};
 			track && track.volume( opt_volume );
-			return X_AudioSprite_instance;
+			return X_AudioSprite;
 		},
 		
 		/**
@@ -329,12 +326,12 @@ X_AudioSprite_members =
 				return { 'volume' : X_AudioSprite_TEMP.volume, 'playing' : false };
 			};
 			track && track.setState( opt_obj );
-			return X_AudioSprite_instance;
+			return X_AudioSprite;
 		}
 };
 
 function X_AudioSprite_backendHandler( e ){
-	var i, backend, option, src, name, last, _e;
+	var i, backend, option, src, name, last, _e, track;
 	
 	switch( e.type ){
 		case X_EVENT_BACKEND_READY :
@@ -342,19 +339,21 @@ function X_AudioSprite_backendHandler( e ){
 			backend = X_Audio_BACKENDS[ e[ 'backendID' ] ];
 			option  = e[ 'option' ];
 			
-			X_AudioSprite_instance[ 'unlisten' ]( X_EVENT_BACKEND_NONE, X_AudioSprite_backendHandler );
-			X_AudioSprite_instance[ 'source' ]      = src = e[ 'source' ];
-			X_AudioSprite_instance[ 'backendName' ] = name = backend.backendName;
+			X_AudioSprite[ 'unlisten' ]( X_EVENT_BACKEND_NONE, X_AudioSprite_backendHandler );
+			X_AudioSprite[ 'source' ]      = src = e[ 'source' ];
+			X_AudioSprite[ 'backendName' ] = name = backend.backendName;
 		
 			//console.log( i + ' / ' + X_AudioSprite_numTracks );
 		
 			for( i = 0; i < X_AudioSprite_numTracks; ++i ){
 				if( X_AudioSprite_useVideo || ( i === 1 && X_AudioSprite_useVideoForMulti ) ){
+					option = X_Object_deepCopy( option );
 					option[ 'useVideo' ] = true;
 					console.log( 'use video' );
 				};
 				// Audiobackend の owner として null を渡すとAudioBackend 自身へ dispatch する
-				X_AudioSprite_TEMP.tracks.push( last = backend.klass( null, e[ 'source' ], option )[ 'listen' ]( X_EVENT_DEBUG, X_AudioSprite_instance, X_AudioSprite_handleEvent ) );
+				X_AudioSprite_TEMP.tracks.push(
+					last = backend.klass( null, e[ 'source' ], option )[ 'listen' ]( X_EVENT_DEBUG, X_AudioSprite_handleEvent ) );
 			};
 
 			_e = {
@@ -362,84 +361,82 @@ function X_AudioSprite_backendHandler( e ){
 				'source'      : src,
 				'backendName' : name
 			};
-			// touch 可能で backend ready
 			
-			if( name === 'WebAudio' ){
-				if( _e[ 'needTouchForPlay' ] = X_WebAudio_need1stTouch ){
-					last[ 'listenOnce' ]( X_EVENT_READY, X_AudioSprite_instance, X_AudioSprite_instance[ 'asyncDispatch' ], [ _e ] );
-				} else {
-					X_AudioSprite_instance[ 'asyncDispatch' ]( _e );
-				};
-				last[ 'listenOnce' ]( X_EVENT_READY, X_AudioSprite_instance, X_AudioSprite_backendHandler );
-			} else
-			if( name === 'HTMLAudio' ){
-				if( _e[ 'needTouchForLoad' ] = X_HTMLAudio_need1stTouch ){
-					last[ 'listenOnce' ]( X_EVENT_MEDIA_CAN_TOUCH_LOAD, X_AudioSprite_instance, X_AudioSprite_instance[ 'asyncDispatch' ], [ _e ] );
-					last[ 'listenOnce' ]( !X_HTMLAudio_durationFix ? X_EVENT_MEDIA_PLAYING : X_EVENT_READY, X_AudioSprite_instance, X_AudioSprite_backendHandler );
-				} else {
-					X_AudioSprite_instance[ 'asyncDispatch' ]( _e );
-					last[ 'listenOnce' ]( X_EVENT_READY, X_AudioSprite_instance, X_AudioSprite_backendHandler );
-					
-					// READY, needTouchForPlay, needTouchForLoad
-					if( X_HTMLAudio_durationFix ){
-						for( i = 0; i < X_AudioSprite_TEMP.tracks.length; ++i ){
-							X_AudioSprite_instance[ 'pause' ]( i );
-						};
-					};					
-				};
-				
+			// TODO 今は touch 可能で backend ready
+			if(
+				// WebAudio
+				( backend.backendID === 1 && ( _e[ 'needTouchForPlay' ] = X_WebAudio_need1stTouch  ) ) ||
+				// HTMLAudio
+				( backend.backendID === 2 && ( _e[ 'needTouchForLoad' ] = X_HTMLAudio_need1stTouch ) )
+			){
+				X_AudioSprite_TEMP.event = _e;
+				last[ 'listenOnce' ]( X_EVENT_MEDIA_TOUCH_FOR_LOAD, X_AudioSprite_backendHandler );
 			} else {
-				X_AudioSprite_instance[ 'asyncDispatch' ]( _e );
-				
-				console.log( 'AudioSprite - X_EVENT_BACKEND_READY' );
-				
-				last[ 'listenOnce' ]( X_EVENT_READY, X_AudioSprite_instance, X_AudioSprite_backendHandler );
+				X_AudioSprite[ 'asyncDispatch' ]( _e );
 			};
+			
+			// TODO 全ての track の READY で!
+			last[ 'listen' ]( X_EVENT_PROGRESS, X_AudioSprite_backendHandler )
+				[ 'listenOnce' ]( X_EVENT_READY, X_AudioSprite_backendHandler );
 			return X_CALLBACK_STOP_NOW;
 
 		case X_EVENT_BACKEND_NONE :
-			X_AudioSprite_instance[ 'unlisten' ]( X_EVENT_BACKEND_READY, X_AudioSprite_instance, X_AudioSprite_backendHandler )
+			X_AudioSprite
+				[ 'listen' ]( X_EVENT_BACKEND_NONE, X_AudioSprite_handleEvent ) // kill を呼ぶ
 				[ 'asyncDispatch' ]( X_EVENT_BACKEND_NONE );
 			return X_CALLBACK_STOP_NOW;
 		
-		case X_EVENT_READY :		
-		case X_EVENT_MEDIA_PLAYING :
+		case X_EVENT_MEDIA_TOUCH_FOR_LOAD :
+			// TODO 全ての track の MEDIA_TOUCH_FOR_LOAD で!
+			X_AudioSprite[ 'asyncDispatch' ]( X_AudioSprite_TEMP.event );
+			delete X_AudioSprite_TEMP.event;
+			break;
+		
+		case X_EVENT_PROGRESS :
+			X_AudioSprite[ 'dispatch' ]( { type : X_EVENT_PROGRESS, 'percent' : e[ 'percent' ] } );
+			break;
+		
+		case X_EVENT_READY :
 			console.log( 'X.AudioSprite - Ready!' );
-			X_AudioSprite_instance[ 'asyncDispatch' ]( X_EVENT_READY );
+			for( i = 0; i < X_AudioSprite_numTracks; ++i ){
+				track = X_AudioSprite_TEMP.tracks[ i ];
+				( track.autoplay || track._playReserved ) && track.actualPlay();
+				delete track._playReserved;
+			};
+			this[ 'listen' ]( X_EVENT_PROGRESS, X_AudioSprite_backendHandler );
+			X_AudioSprite[ 'asyncDispatch' ]( X_EVENT_READY );
 			break;
 	};
 };
 
 
 function X_AudioSprite_handleEvent( e ){
-	var i, tracks, track, _e, k;
+	var track = e.target, i, tracks, _e, k;
 	
 	switch( e.type ){
 		case X_EVENT_MEDIA_PLAYING :
-			( e.target === X_AudioSprite_TEMP.bgmTrack || !e.target.looped ) &&  X_AudioSprite_instance[ 'asyncDispatch' ]( X_EVENT_MEDIA_PLAYING );
-			break;
 		case X_EVENT_MEDIA_WAITING :
 		case X_EVENT_MEDIA_SEEKING :
-			( e.target === X_AudioSprite_TEMP.bgmTrack || !e.target.looped ) &&  X_AudioSprite_instance[ 'asyncDispatch' ]( e.type );
+			( track === X_AudioSprite_TEMP.bgmTrack || !track.looped ) &&  X_AudioSprite[ 'asyncDispatch' ]( e.type );
 			break;
 		
 		case X_EVENT_MEDIA_BEFORE_LOOP :
-			if( e.target === X_AudioSprite_TEMP.bgmTrack ){
+			if( track === X_AudioSprite_TEMP.bgmTrack ){
+				// BGM
 				X_AudioSprite_TEMP.bgmLooped = true;
-				 X_AudioSprite_instance[ 'asyncDispatch' ]( X_EVENT_MEDIA_LOOPED ); // TODO uid
+				X_AudioSprite[ 'asyncDispatch' ]( X_EVENT_MEDIA_LOOPED ); // TODO uid
 			} else {
-				if( e.target.looped ){
-					// X_AudioSprite_instance[ 'asyncDispatch' ]( X_EVENT_MEDIA_LOOPED ); // TODO uid
-				} else {
-					 X_AudioSprite_instance[ 'asyncDispatch' ]( X_EVENT_MEDIA_ENDED ); // TODO uid
+				// SE
+				if( !track.looped ){
+					 X_AudioSprite[ 'asyncDispatch' ]( X_EVENT_MEDIA_ENDED ); // TODO uid
 				};
 				
 				//console.log( '[AudioSprite] bgmPlaying:' + X_AudioSprite_TEMP.bgmPlaying + ' ' + !X_AudioSprite_TEMP.bgmTrack );
 				
 				// single track | iOS
 				if( X_AudioSprite_TEMP.bgmPlaying && !X_AudioSprite_TEMP.bgmTrack ){
-					X_AudioSprite_TEMP.bgmTrack = e.target;
-					 X_AudioSprite_instance.play( X_AudioSprite_TEMP.bgmName );
+					X_AudioSprite_TEMP.bgmTrack = track;
+					X_AudioSprite.play( X_AudioSprite_TEMP.bgmName );
 					return X_CALLBACK_PREVENT_DEFAULT;
 				};
 			};
@@ -447,10 +444,10 @@ function X_AudioSprite_handleEvent( e ){
 		
 		
 		case X_EVENT_DEBUG :
-			i = X_AudioSprite_TEMP.tracks.indexOf( e.target );
+			i = X_AudioSprite_TEMP.tracks.indexOf( track );
 			if( 0 <= i ){
 				e[ 'trackID' ] = i;
-				X_AudioSprite_instance[ 'dispatch' ]( e );
+				X_AudioSprite[ 'dispatch' ]( e );
 			};
 			break;
 		
@@ -466,21 +463,27 @@ function X_AudioSprite_handleEvent( e ){
 			console.log( '■ デアクティブ' );
 			// track.pause();
 			tracks = X_AudioSprite_TEMP.tracks;
-			i      = tracks.length;
+			i      = X_AudioSprite_numTracks;
 			for( ; i; ){
 				track = tracks[ --i ];
 				track.playing && X_AudioSprite_TEMP.pauseTracks.push( track ) && track.pause();
 			};
 			break;
 		
+		case X_EVENT_BACKEND_NONE :
+		case X_EVENT_UNLOAD :
+			X_AudioSprite[ 'kill' ]();
+			break;
+		
 		case X_EVENT_KILL_INSTANCE :
+			X_AudioSprite_TEMP.pauseTracks.length = 0;
 			
 			while( X_AudioSprite_TEMP.tracks.length ){
 				X_AudioSprite_TEMP.tracks.pop()[ 'kill' ]();
 			};
 			
-			for( k in X_AudioSprite_TEMP.bgms ){
-				delete X_AudioSprite_TEMP.bgms[ k ];
+			for( k in X_AudioSprite_TEMP.BGMs ){
+				delete X_AudioSprite_TEMP.BGMs[ k ];
 			};
 			for( k in X_AudioSprite_TEMP.presets ){
 				delete X_AudioSprite_TEMP.presets[ k ];
@@ -492,7 +495,8 @@ function X_AudioSprite_handleEvent( e ){
 			X_AudioSprite_TEMP.bgmLooped   = false;
 			X_AudioSprite_TEMP.bgmPlaying  = false;
 			
-			X_ViewPort[ 'unlisten' ]( [ X_EVENT_VIEW_ACTIVATE, X_EVENT_VIEW_DEACTIVATE ],  X_AudioSprite_instance, X_AudioSprite_handleEvent );
+			X_ViewPort[ 'unlisten' ]( [ X_EVENT_VIEW_ACTIVATE, X_EVENT_VIEW_DEACTIVATE, X_EVENT_UNLOAD ], X_AudioSprite_handleEvent );
+			X_AudioSprite = null;
 			break;
 	};
 };