0.6.x/js/07_audio/10_XAudioSprite.js

   1 \r
   2 /*\r
   3  * http://uupaa.hatenablog.com/entry/2011/12/12/213233\r
   4  * Mobile Opera11 は Audio をサポートするがイベントが取れない\r
   5  * iframe 内で生成して、Audio Sprite の preset で再生できないか？\r
   6  */\r
   7 var X_AudioSprite_shouldUse         = X_HTMLAudio && ( X_UA[ 'iOS' ] || X_UA[ 'AOSP' ] || X_UA[ 'OperaMobile' ] || X_UA[ 'OperaTablet' ] ), // Flash がない\r
   8         X_AudioSprite_useVideoForMulti  = //( 3.1 <= X_UA[ 'AOSP' ] < 4 ) || \r
   9                                                                           //( ( 4.2 <= X_UA[ 'AOSP' ] ),\r
  10                                                                           // ドスパラパッドはビデオのインライン再生が不可\r
  11                                                                           false,\r
  12         X_AudioSprite_disableMultiTrack = !X_WebAudio && ( X_UA[ 'iOS' ] || 4 <= X_UA[ 'AOSP' ] || X_UA[ 'ChromeWV' ] || ( X_UA[ 'WinPhone' ] && X_UA[ 'IE9' ] ) ),\r
  13         X_AudioSprite_enableVolume      = X_HTMLAudio && ( !X_UA[ 'iOS' ] && !X_UA[ 'AOSP' ] && !X_UA[ 'OperaMobile' ] && !X_UA[ 'OperaTablet' ] ), // TODO fennec は 25以上\r
  14         // http://tukumemo.com/html5-audio-sp/\r
  15         // iOS6、Android4.1から同時再生が可能になりました。\r
  16         X_AudioSprite_maxTracks        = X_AudioSprite_useVideoForMulti ? 2 : X_AudioSprite_disableMultiTrack ? 1 : 9,\r
  17         X_AudioSprite_lengthSilence    = 10000, // 一番最初の無音部分の長さ\r
  18         X_AudioSprite_lengthDistance   = 5000,  // 音間の無音の長さ\r
  19         X_AudioSprite_uid              = 0,\r
  20         X_AudioSprite_members          = {},\r
  21         X_AudioSprite_TEMP             = {\r
  22                 presets     : {},\r
  23                 BGMs        : {},\r
  24                 tracks      : [],\r
  25                 pauseTracks : [], // X_EVENT_DEACTIVATE によって pause した再生中のトラックたち。\r
  26                 volume      : 1,\r
  27                 bgmTrack    : null,\r
  28                 bgmPosition : 0,\r
  29                 bgmName     : '',\r
  30                 bgmLooped   : false,\r
  31                 bgmPlaying  : false\r
  32         },\r
  33         X_AudioSprite_instance,\r
  34         X_AudioSprite_numTracks,\r
  35         X_AudioSprite_useVideo;\r
  36 \r
  37 /**\r
  38  * {\r
  39  *       urls      : [ 'xx.ogg', 'xx.mp3' ],\r
  40  *       numTracks : 3,\r
  41  *   useVideo  : false,\r
  42  *   volume    : 1,\r
  43  *       BGM_01 : [ '15.00', '45.500', true, '17.666', '50.999' ],\r
  44  *   BGM_02 : [ '56.00', '1:15.230', true ]\r
  45  * }\r
  46  * \r
  47  * X_EVENT_BACKEND_READY\r
  48  * X_EVENT_BACKEND_NONE\r
  49  * \r
  50  * X_EVENT_READY\r
  51  * X_EVENT_MEDIA_LOOPED\r
  52  * X_EVENT_MEDIA_ENDED\r
  53  * \r
  54  * @namespace X.AudioSprite\r
  55  * @alias X.AudioSprite\r
  56  */ \r
  57 X[ 'AudioSprite' ] = function( setting ){\r
  58         var tracks  = X_AudioSprite_TEMP.tracks,\r
  59                 bgms    = X_AudioSprite_TEMP.BGMs,\r
  60                 presets = X_AudioSprite_TEMP.presets,\r
  61                 urls    = setting[ 'urls' ],\r
  62                 video   = setting[ 'useVideo' ],\r
  63                 n       = video ? 1 : setting[ 'numTracks' ] || 1,\r
  64                 option  = {\r
  65                         volume    : setting[ 'volume' ] || 0.5,\r
  66                         autoplay  : false,\r
  67                         startTime : 0,\r
  68                         endTime   : X_AudioSprite_lengthSilence,\r
  69                         loop      : true\r
  70                 },\r
  71                 k, i, v, track; \r
  72         \r
  73         if( !X_AudioSprite_instance ){\r
  74                 X_AudioSprite_instance = X_Class_override( X_EventDispatcher(), X_AudioSprite_members );\r
  75                 X_ViewPort[ 'listen' ]( [ X_EVENT_VIEW_ACTIVATE, X_EVENT_VIEW_DEACTIVATE ], X_AudioSprite_instance, X_AudioSprite_handleEvent );\r
  76         };\r
  77         \r
  78         n = n <= X_AudioSprite_maxTracks ? n : X_AudioSprite_maxTracks;\r
  79         \r
  80         // TODO\r
  81         // Android4.x標準ブラウザ(Chrome系)でブラウザが隠れた場合に音が鳴り続ける問題、ビデオで解決できる？\r
  82         //if( X_AudioSprite_needTouchAndroid && n === 1 ){\r
  83         //      video = true;\r
  84         //};\r
  85         \r
  86         for( k in setting ){\r
  87                 v = setting[ k ];\r
  88                 if( X_Type_isArray( v ) && v !== urls ){\r
  89                         v = X_Array_copy( v );\r
  90                         for( i = v.length; i; ){\r
  91                                 --i;\r
  92                                 if( i !== 2 ) v[ i ] = X_Audio_timeStringToNumber( v[ i ] );\r
  93                         };                                      \r
  94                         if( v[ 2 ] ) bgms[ k ] = v;\r
  95                         presets[ k ] = v;\r
  96                 };\r
  97         };\r
  98         \r
  99         X_Audio_startDetectionBackend( X_Audio_BACKENDS[ 0 ], X_AudioSprite_instance, X_Array_copy( urls ), option );\r
 100 \r
 101         X_AudioSprite_instance[ 'listenOnce' ]( [ X_EVENT_BACKEND_READY, X_EVENT_BACKEND_NONE ], X_AudioSprite_backendHandler );\r
 102         X_AudioSprite_instance[ 'listenOnce' ]( X_EVENT_KILL_INSTANCE, X_AudioSprite_handleEvent );\r
 103         \r
 104         X_AudioSprite_useVideo  = video;\r
 105         X_AudioSprite_numTracks = X_AudioSprite_instance[ 'numTracks' ] = n;\r
 106 \r
 107         return X_AudioSprite_instance;\r
 108 };\r
 109 \r
 110 X[ 'AudioSprite' ][ 'shouldUse'        ] = X_AudioSprite_shouldUse;\r
 111 X[ 'AudioSprite' ][ 'enableMultiTrack' ] = !X_AudioSprite_disableMultiTrack;\r
 112 \r
 113 // 再生が終わっているもの、終わりかけのものを探す\r
 114 // 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\r
 115 function X_AudioSprite_getTrackEnded(){\r
 116         var tracks  = X_AudioSprite_TEMP.tracks,\r
 117                 l = tracks.length,\r
 118                 i = 0, track, state, last = 1 / 0, _last, index;\r
 119         \r
 120         for( ; i < l; ++i ){\r
 121                 track = tracks[ i ];\r
 122                 state = track.getState();\r
 123                 if( !state.playing ) return track;\r
 124                 if( track === X_AudioSprite_TEMP.bgmTrack ) continue;\r
 125                 if( state.currentTime <= X_AudioSprite_lengthSilence + X_AudioSprite_lengthDistance ) return track;\r
 126                 _last = state.endTime - state.currentTime;\r
 127                 if( _last < last ){\r
 128                         last  = _last;\r
 129                         index = i;\r
 130                 };\r
 131         };\r
 132         return tracks[ index ];\r
 133 };\r
 134 \r
 135 X_AudioSprite_members =\r
 136 /** @lends X.AudioSprite.prototype */\r
 137 {\r
 138                 /**\r
 139                  * @type {number}\r
 140                  */\r
 141                 'numTracks' : 0,\r
 142                 \r
 143                 /**\r
 144                  * モバイル用タッチイベント中に呼び出す\r
 145                  */\r
 146                 'on1stTouch' : function(){\r
 147                         var i = 0, l = X_AudioSprite_TEMP.tracks.length;\r
 148 \r
 149                         for( ; i < l; ++i ){\r
 150                                 //if( X_UA[ 'iOS' ] ){\r
 151                                 //      X_AudioSprite_TEMP.tracks[ i ][ '_rawObject' ].load();\r
 152                                 //} else {\r
 153                                         X_AudioSprite_instance[ 'pause' ]( i );\r
 154                                 //};\r
 155                         };\r
 156                 },\r
 157                 \r
 158                 /**\r
 159                  * 再生\r
 160                  * @param {string} name トラック名\r
 161                  * @return {number} uid\r
 162                  */\r
 163                 'play' : function( name ){\r
 164                         var bgm     = X_AudioSprite_TEMP.bgmTrack,\r
 165                                 tracks  = X_AudioSprite_TEMP.tracks,\r
 166                                 bgms    = X_AudioSprite_TEMP.BGMs,\r
 167                                 presets = X_AudioSprite_TEMP.presets,\r
 168                                 preset  = presets[ name ],\r
 169                                 track, i, k;\r
 170                         \r
 171                         if( preset ){\r
 172                                 if( bgms[ name ] ){\r
 173                                         if( name !== X_AudioSprite_TEMP.bgmName ){\r
 174                                                 // bgm変更\r
 175                                                 X_AudioSprite_TEMP.bgmName     = name;\r
 176                                                 X_AudioSprite_TEMP.bgmPosition = preset[ 0 ];\r
 177                                                 X_AudioSprite_TEMP.bgmLooped   = false;\r
 178                                         };\r
 179                                         \r
 180                                         X_AudioSprite_TEMP.bgmPlaying = true;\r
 181                                         \r
 182                                         if( bgm ){\r
 183                                                 track = bgm;\r
 184                                         } else\r
 185                                         if( 1 < tracks.length ){\r
 186                                                 track = X_AudioSprite_TEMP.bgmTrack = X_AudioSprite_getTrackEnded();\r
 187                                         } else {\r
 188                                                 track = X_AudioSprite_TEMP.bgmTrack = tracks[ 0 ];\r
 189                                         };\r
 190                                         \r
 191                                         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 ){\r
 192                                                 track.setState({\r
 193                                                                 'loop'          : true,\r
 194                                                                 'looped'        : X_AudioSprite_TEMP.bgmLooped,\r
 195                                                                 'currentTime'   : X_AudioSprite_TEMP.bgmPosition,\r
 196                                                                 'startTime'     : preset[ 0 ],\r
 197                                                                 'endTime'       : preset[ 1 ],\r
 198                                                                 'loopStartTime' : preset[ 3 ],\r
 199                                                                 'loopEndTime'   : preset[ 4 ]\r
 200                                                         });\r
 201                                         } else {\r
 202                                                 track.setState( { 'looped' : X_AudioSprite_TEMP.bgmLooped } );\r
 203                                                 track.play( preset[ 0 ], preset[ 1 ], true, preset[ 3 ], preset[ 4 ] );\r
 204                                                 track.seek( X_AudioSprite_TEMP.bgmPosition );\r
 205                                         };\r
 206                                         \r
 207                                 } else {\r
 208                                         if( 1 < tracks.length ){\r
 209                                                 track = X_AudioSprite_getTrackEnded( X_AudioSprite_TEMP.bgmPlaying );\r
 210                                                 track\r
 211                                                         [ 'listen' ]( [ X_EVENT_MEDIA_PLAYING, X_EVENT_MEDIA_WAITING, X_EVENT_MEDIA_SEEKING, X_EVENT_MEDIA_BEFORE_LOOP ], X_AudioSprite_instance, X_AudioSprite_handleEvent )\r
 212                                                         .setState( { 'looped' : false } );\r
 213                                                 track.play( preset[ 0 ], preset[ 1 ], true, 0, X_AudioSprite_lengthSilence );\r
 214                                         } else {\r
 215                                                 // single track, iOS\r
 216                                                 if( bgm ){\r
 217                                                         X_AudioSprite_TEMP.bgmPosition = bgm.currentTime();\r
 218                                                         //console.log( 'bgm position : ' + X_AudioSprite_TEMP.bgmPosition + ' isPlay:' +  bgm.playing );\r
 219                                                         X_AudioSprite_TEMP.bgmTrack    = null;\r
 220                                                 };\r
 221                                                 track = tracks[ 0 ];\r
 222                                         \r
 223                                                 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 ){\r
 224                                                         track.setState({\r
 225                                                                         'loop'          : true,\r
 226                                                                         'looped'        : false,\r
 227                                                                         //'currentTime'   : preset[ 0 ],\r
 228                                                                         'startTime'     : preset[ 0 ],\r
 229                                                                         'endTime'       : preset[ 1 ],\r
 230                                                                         'loopStartTime' : 0,\r
 231                                                                         'loopEndTime'   : X_AudioSprite_lengthSilence\r
 232                                                                 });\r
 233                                                 } else {\r
 234                                                         \r
 235                                                         track.play( preset[ 0 ], preset[ 1 ], true, 0, X_AudioSprite_lengthSilence );   \r
 236                                                 };\r
 237                                         };\r
 238                                 };\r
 239                                 return tracks.indexOf( track );\r
 240                         };\r
 241                         return -1;\r
 242                 },\r
 243                 \r
 244                 /**\r
 245                  * ポーズ\r
 246                  * @param {number} uid トラックID\r
 247                  * @return {number} uid\r
 248                  */\r
 249                 'pause' : function( uid ){\r
 250                         var track = X_AudioSprite_TEMP.tracks[ uid ];\r
 251                         \r
 252                         if( X_AudioSprite_TEMP.bgmTrack === track ){\r
 253                                 X_AudioSprite_TEMP.bgmPosition = track.currentTime();\r
 254                                 X_AudioSprite_TEMP.bgmPlaying  = false;\r
 255                                 X_AudioSprite_TEMP.bgmTrack    = null;\r
 256                         };\r
 257                         track && track.play( 0, X_AudioSprite_lengthSilence, true, 0, X_AudioSprite_lengthSilence );\r
 258                         track && track.seek( 0 );\r
 259                         X_AudioSprite_instance[ 'asyncDispatch' ]( X_EVENT_MEDIA_PAUSED );\r
 260                         return X_AudioSprite_instance;\r
 261                 },\r
 262                 \r
 263                 /**\r
 264                  * シーク\r
 265                  * @param {number} uid トラックID\r
 266                  * @param {number} position ms\r
 267                  * @return {AudioSprite}\r
 268                  */\r
 269                 'seek' : function( uid, position ){\r
 270                         var track = X_AudioSprite_TEMP.tracks[ uid ],\r
 271                                 end, strat;\r
 272                         if( track ){\r
 273                                 delete track.seekTime;\r
 274                                 end   = X_Audio_getEndTime( track );\r
 275                                 start = X_Audio_getStartTime( track, end );\r
 276                                 0 <= position && position <= ( end - start ) && track.seek( start + position );\r
 277                         };\r
 278                         return X_AudioSprite_instance;\r
 279                 },\r
 280                 \r
 281                 /**\r
 282                  * ボリューム\r
 283                  * @param {number} uid トラックID\r
 284                  * @param {number} opt_volume= ボリューム\r
 285                  * @return {AudioSprite|number}\r
 286                  */\r
 287                 'volume' : function( uid, opt_volume ){\r
 288                         var track, i;\r
 289                         // TODO uid = 0\r
 290                         if( uid === 0 ){\r
 291                                 if( opt_volume === undefined ){\r
 292                                         return X_AudioSprite_TEMP.volume;\r
 293                                 };\r
 294                                 for( i = X_AudioSprite_TEMP.tracks.length; i; ){\r
 295                                         X_AudioSprite_TEMP.tracks[ --i ].volume( opt_volume );\r
 296                                 };\r
 297                                 return X_AudioSprite_instance;\r
 298                         };\r
 299                         track = X_AudioSprite_TEMP.tracks[ uid ];\r
 300                         if( opt_volume === undefined ){\r
 301                                 return track ? track.gain : -1;\r
 302                         };\r
 303                         track && track.volume( opt_volume );\r
 304                         return X_AudioSprite_instance;\r
 305                 },\r
 306                 \r
 307                 /**\r
 308                  * 状態の取得・更新\r
 309                  * @param {number} uid トラックID\r
 310                  * @param {object} opt_obj= 上書きする状態を書き込んだオブジェクト\r
 311                  * @return {AudioSprite|object}\r
 312                  */\r
 313                 'state' : function( uid, opt_obj ){\r
 314                         var track = X_AudioSprite_TEMP.tracks[ uid ],\r
 315                                 state, start, end;\r
 316                         // TODO uid = 0\r
 317                         if( opt_obj === undefined ){\r
 318                                 // TODO pause\r
 319                                 if( track ){\r
 320                                         state = track.getState();\r
 321                                         start = state.startTime;\r
 322                                         return {\r
 323                                         'currentTime' : state.currentTime - start,\r
 324                                         'playing'     : start <= state.currentTime && state.currentTime <= state.endTime,\r
 325                                         'duration'    : state.endTime - start,\r
 326                                         'volume'      : X_AudioSprite_TEMP.volume\r
 327                                         };\r
 328                                 };\r
 329                                 return { 'volume' : X_AudioSprite_TEMP.volume, 'playing' : false };\r
 330                         };\r
 331                         track && track.setState( opt_obj );\r
 332                         return X_AudioSprite_instance;\r
 333                 }\r
 334 };\r
 335 \r
 336 function X_AudioSprite_backendHandler( e ){\r
 337         var i, backend, option, src, name, last, _e;\r
 338         \r
 339         switch( e.type ){\r
 340                 case X_EVENT_BACKEND_READY :\r
 341                 \r
 342                         backend = X_Audio_BACKENDS[ e[ 'backendID' ] ];\r
 343                         option  = e[ 'option' ];\r
 344                         \r
 345                         X_AudioSprite_instance[ 'unlisten' ]( X_EVENT_BACKEND_NONE, X_AudioSprite_backendHandler );\r
 346                         X_AudioSprite_instance[ 'source' ]      = src = e[ 'source' ];\r
 347                         X_AudioSprite_instance[ 'backendName' ] = name = backend.backendName;\r
 348                 \r
 349                         //console.log( i + ' / ' + X_AudioSprite_numTracks );\r
 350                 \r
 351                         for( i = 0; i < X_AudioSprite_numTracks; ++i ){\r
 352                                 if( X_AudioSprite_useVideo || ( i === 1 && X_AudioSprite_useVideoForMulti ) ){\r
 353                                         option[ 'useVideo' ] = true;\r
 354                                         console.log( 'use video' );\r
 355                                 };\r
 356                                 // Audiobackend の owner として null を渡すとAudioBackend 自身へ dispatch する\r
 357                                 X_AudioSprite_TEMP.tracks.push( last = backend.klass( null, e[ 'source' ], option )[ 'listen' ]( X_EVENT_DEBUG, X_AudioSprite_instance, X_AudioSprite_handleEvent ) );\r
 358                         };\r
 359 \r
 360                         _e = {\r
 361                                 'type'        : X_EVENT_BACKEND_READY,\r
 362                                 'source'      : src,\r
 363                                 'backendName' : name\r
 364                         };\r
 365                         // touch 可能で backend ready\r
 366                         \r
 367                         if( name === 'WebAudio' ){\r
 368                                 if( _e[ 'needTouchForPlay' ] = X_WebAudio_need1stTouch ){\r
 369                                         last[ 'listenOnce' ]( X_EVENT_READY, X_AudioSprite_instance, X_AudioSprite_instance[ 'asyncDispatch' ], [ _e ] );\r
 370                                 } else {\r
 371                                         X_AudioSprite_instance[ 'asyncDispatch' ]( _e );\r
 372                                 };\r
 373                                 last[ 'listenOnce' ]( X_EVENT_READY, X_AudioSprite_instance, X_AudioSprite_backendHandler );\r
 374                         } else\r
 375                         if( name === 'HTMLAudio' ){\r
 376                                 if( _e[ 'needTouchForLoad' ] = X_HTMLAudio_need1stTouch ){\r
 377                                         last[ 'listenOnce' ]( X_EVENT_MEDIA_CAN_TOUCH_LOAD, X_AudioSprite_instance, X_AudioSprite_instance[ 'asyncDispatch' ], [ _e ] );\r
 378                                         last[ 'listenOnce' ]( !X_HTMLAudio_durationFix ? X_EVENT_MEDIA_PLAYING : X_EVENT_READY, X_AudioSprite_instance, X_AudioSprite_backendHandler );\r
 379                                 } else {\r
 380                                         X_AudioSprite_instance[ 'asyncDispatch' ]( _e );\r
 381                                         last[ 'listenOnce' ]( X_EVENT_READY, X_AudioSprite_instance, X_AudioSprite_backendHandler );\r
 382                                         \r
 383                                         // READY, needTouchForPlay, needTouchForLoad\r
 384                                         if( X_HTMLAudio_durationFix ){\r
 385                                                 for( i = 0; i < X_AudioSprite_TEMP.tracks.length; ++i ){\r
 386                                                         X_AudioSprite_instance[ 'pause' ]( i );\r
 387                                                 };\r
 388                                         };                                      \r
 389                                 };\r
 390                                 \r
 391                         } else {\r
 392                                 X_AudioSprite_instance[ 'asyncDispatch' ]( _e );\r
 393                                 \r
 394                                 console.log( 'AudioSprite - X_EVENT_BACKEND_READY' );\r
 395                                 \r
 396                                 last[ 'listenOnce' ]( X_EVENT_READY, X_AudioSprite_instance, X_AudioSprite_backendHandler );\r
 397                         };\r
 398                         return X_CALLBACK_STOP_NOW;\r
 399 \r
 400                 case X_EVENT_BACKEND_NONE :\r
 401                         X_AudioSprite_instance[ 'unlisten' ]( X_EVENT_BACKEND_READY, X_AudioSprite_instance, X_AudioSprite_backendHandler )\r
 402                                 [ 'asyncDispatch' ]( X_EVENT_BACKEND_NONE );\r
 403                         return X_CALLBACK_STOP_NOW;\r
 404                 \r
 405                 case X_EVENT_READY :            \r
 406                 case X_EVENT_MEDIA_PLAYING :\r
 407                         console.log( 'X.AudioSprite - Ready!' );\r
 408                         for( i = 0; i < X_AudioSprite_TEMP.tracks.length; ++i ){\r
 409                                 X_AudioSprite_instance[ 'pause' ]( i );\r
 410                         };\r
 411                         X_AudioSprite_instance[ 'asyncDispatch' ]( X_EVENT_READY );\r
 412                         break;\r
 413         };\r
 414 };\r
 415 \r
 416 \r
 417 function X_AudioSprite_handleEvent( e ){\r
 418         var i, tracks, track, _e, k;\r
 419         \r
 420         switch( e.type ){\r
 421                 case X_EVENT_MEDIA_PLAYING :\r
 422                         ( e.target === X_AudioSprite_TEMP.bgmTrack || !e.target.looped ) &&  X_AudioSprite_instance[ 'asyncDispatch' ]( X_EVENT_MEDIA_PLAYING );\r
 423                         break;\r
 424                 case X_EVENT_MEDIA_WAITING :\r
 425                 case X_EVENT_MEDIA_SEEKING :\r
 426                         ( e.target === X_AudioSprite_TEMP.bgmTrack || !e.target.looped ) &&  X_AudioSprite_instance[ 'asyncDispatch' ]( e.type );\r
 427                         break;\r
 428                 \r
 429                 case X_EVENT_MEDIA_BEFORE_LOOP :\r
 430                         if( e.target === X_AudioSprite_TEMP.bgmTrack ){\r
 431                                 X_AudioSprite_TEMP.bgmLooped = true;\r
 432                                  X_AudioSprite_instance[ 'asyncDispatch' ]( X_EVENT_MEDIA_LOOPED ); // TODO uid\r
 433                         } else {\r
 434                                 if( e.target.looped ){\r
 435                                         // X_AudioSprite_instance[ 'asyncDispatch' ]( X_EVENT_MEDIA_LOOPED ); // TODO uid\r
 436                                 } else {\r
 437                                          X_AudioSprite_instance[ 'asyncDispatch' ]( X_EVENT_MEDIA_ENDED ); // TODO uid\r
 438                                 };\r
 439                                 \r
 440                                 //console.log( '[AudioSprite] bgmPlaying:' + X_AudioSprite_TEMP.bgmPlaying + ' ' + !X_AudioSprite_TEMP.bgmTrack );\r
 441                                 \r
 442                                 // single track | iOS\r
 443                                 if( X_AudioSprite_TEMP.bgmPlaying && !X_AudioSprite_TEMP.bgmTrack ){\r
 444                                         X_AudioSprite_TEMP.bgmTrack = e.target;\r
 445                                          X_AudioSprite_instance.play( X_AudioSprite_TEMP.bgmName );\r
 446                                         return X_CALLBACK_PREVENT_DEFAULT;\r
 447                                 };\r
 448                         };\r
 449                         break;\r
 450                 \r
 451                 \r
 452                 case X_EVENT_DEBUG :\r
 453                         i = X_AudioSprite_TEMP.tracks.indexOf( e.target );\r
 454                         if( 0 <= i ){\r
 455                                 e[ 'trackID' ] = i;\r
 456                                 X_AudioSprite_instance[ 'dispatch' ]( e );\r
 457                         };\r
 458                         break;\r
 459                 \r
 460                 // TODO Android Firefox で アクティブ検出できない！\r
 461                 case X_EVENT_VIEW_ACTIVATE :\r
 462                         console.log( '■ アクティブ' );\r
 463                         // track.play(); or iOS need touch??\r
 464                         tracks = X_AudioSprite_TEMP.pauseTracks;\r
 465                         while( tracks.length ) tracks.pop().actualPlay();\r
 466                         break;\r
 467 \r
 468                 case X_EVENT_VIEW_DEACTIVATE :\r
 469                         console.log( '■ デアクティブ' );\r
 470                         // track.pause();\r
 471                         tracks = X_AudioSprite_TEMP.tracks;\r
 472                         i      = tracks.length;\r
 473                         for( ; i; ){\r
 474                                 track = tracks[ --i ];\r
 475                                 track.playing && X_AudioSprite_TEMP.pauseTracks.push( track ) && track.pause();\r
 476                         };\r
 477                         break;\r
 478                 \r
 479                 case X_EVENT_KILL_INSTANCE :\r
 480                         \r
 481                         while( X_AudioSprite_TEMP.tracks.length ){\r
 482                                 X_AudioSprite_TEMP.tracks.pop()[ 'kill' ]();\r
 483                         };\r
 484                         \r
 485                         for( k in X_AudioSprite_TEMP.bgms ){\r
 486                                 delete X_AudioSprite_TEMP.bgms[ k ];\r
 487                         };\r
 488                         for( k in X_AudioSprite_TEMP.presets ){\r
 489                                 delete X_AudioSprite_TEMP.presets[ k ];\r
 490                         };\r
 491                         \r
 492                         X_AudioSprite_TEMP.bgmTrack    = null;\r
 493                         X_AudioSprite_TEMP.bgmPosition = 0;\r
 494                         X_AudioSprite_TEMP.bgmName     = '';\r
 495                         X_AudioSprite_TEMP.bgmLooped   = false;\r
 496                         X_AudioSprite_TEMP.bgmPlaying  = false;\r
 497                         \r
 498                         X_ViewPort[ 'unlisten' ]( [ X_EVENT_VIEW_ACTIVATE, X_EVENT_VIEW_DEACTIVATE ],  X_AudioSprite_instance, X_AudioSprite_handleEvent );\r
 499                         break;\r
 500         };\r
 501 };\r