\r
-X.Audio = {\r
+/*\r
WebAudio : 1,\r
HTML5 : 2,\r
Flash : 3,\r
WMP : 6,\r
RealPlayer : 7,\r
QuickTime : 8,\r
- \r
- create : function( sourceList, opt_option ){\r
- return new X_AudioProxy( X.Type.isArray( sourceList ) ? X_Object_cloneArray( sourceList ) : [ sourceList ], opt_option || {} );\r
- }\r
-};\r
-\r
-var X_Audio_BACKENDS = [],\r
- X_Audio_WRAPPER_LIST = [];\r
-\r
-/*\r
- * TODO preplayerror play してみたら error が出た、backend の変更。\r
*/\r
\r
-function X_Audio_detectBackend( proxy, sourceList, option ){\r
- var source = sourceList.shift() || '', \r
- parts = X_URL_cleanup( source ).split( '.' ),\r
- ext = parts[ parts.length - 1 ],\r
- backend = X_Audio_BACKENDS[ 0 ],\r
- ext, sup;\r
- \r
- if( source && backend ){\r
- sup = [ proxy, option, sourceList, source, ext ];\r
- sup[ 5 ] = sup;\r
- \r
- proxy.listenOnce( [ 'support', 'nosupport' ], backend, X_Audio_detectComplete, sup );\r
- backend.detect( proxy, source, ext ); \r
- } else {\r
- proxy.asyncDispatch( 'nobackend' );\r
- };\r
-};\r
-\r
-function X_Audio_detectComplete( e, proxy, option, sourceList, source, ext, sup ){\r
- var i = X_Audio_BACKENDS.indexOf( this ), backend;\r
- \r
- proxy.unlisten( [ 'support', 'nosupport' ], backend, X_Audio_detectComplete, sup );\r
- \r
- switch( e.type ){\r
- case 'support' :\r
- proxy._backend = i;\r
- proxy.asyncDispatch( {\r
- type : 'backendfound',\r
- option : option,\r
- source : source,\r
- backendName : this.backendName\r
- } );\r
- break;\r
- case 'nosupport' :\r
- if( backend = X_Audio_BACKENDS[ i + 1 ] ){\r
- proxy.listenOnce( [ 'support', 'nosupport' ], backend, X_Audio_detectComplete, sup );\r
- backend.detect( proxy, source, ext );\r
- } else\r
- if( sourceList.length ){\r
- X_Audio_detectBackend( proxy, sourceList, option );\r
- } else {\r
- proxy.asyncDispatch( 'nobackend' );\r
- };\r
- break;\r
- };\r
-};\r
+var X_Audio_BACKENDS = [], // Array.<Hash>\r
+ X_Audio_WRAPPER_LIST = []; // Array.<AudioWrapper>\r
\r
-function X_AudioProxy_getAudioWrapper( proxy ){\r
+function X_Audio_getAudioWrapper( proxy ){\r
var i = X_Audio_WRAPPER_LIST.length;\r
for( ; i; ){\r
if( X_Audio_WRAPPER_LIST[ --i ].proxy === proxy ) return X_Audio_WRAPPER_LIST[ i ];\r
};\r
};\r
\r
-var X_AudioProxy = X.EventDispatcher.inherits(\r
- 'X.AV.AudioProxy',\r
+/*\r
+ * X_Event.BACKEND_READY\r
+ * X_Event.BACKEND_NONE\r
+ * \r
+ * X_Event.READY 再生可能、実際の状態は canplay から loadeddata まで様々、、、\r
+ * X_Event.ERROR\r
+ * 1 : ユーザーによってメディアの取得が中断された\r
+ * 2 : ネットワークエラー\r
+ * 3 : メディアのデコードエラー\r
+ * 4 : メディアがサポートされていない\r
+ * \r
+ * X_Event.MEDIA_PLAYING 再生中に1秒以下のタイミングで発生．currentTime が取れる?\r
+ * X_Event.MEDIA_LOOP ループ直前に発生、ｷｬﾝｾﾙ可能\r
+ * X_Event.MEDIA_LOOPED ループ時に発生\r
+ * X_Event.MEDIA_ENDED 再生位置の(音声の)最後についた\r
+ * X_Event.MEDIA_PAUSED ポーズした\r
+ * X_Event.MEDIA_WAITING 再生中に音声が待機状態に。間もなく X_Event.MEDIA_PLAYING に移行。\r
+ * X_Event.MEDIA_SEEKING シーク中に音声が待機状態に。間もなく X_Event.MEDIA_PLAYING に移行。\r
+ */\r
+\r
+X.Audio = X.EventDispatcher.inherits(\r
+ 'X.Audio',\r
X.Class.POOL_OBJECT,\r
{\r
source : '',\r
backendName : '',\r
_backend : -1,\r
\r
- Constructor : function( sourceList, option ){\r
- X_Audio_detectBackend( this, sourceList, option );\r
- this.listenOnce( [ 'backendfound', 'nobackend', X.Event.KILL_INSTANCE ], X_AudioProxy_handleEvent );\r
- },\r
- \r
- close : function(){\r
- return this._backend !== -1 && X_AudioProxy_getAudioWrapper( this ).close();\r
+ Constructor : function( sourceList, opt_option ){\r
+ X_Audio_startDetectionBackend(\r
+ X_Audio_BACKENDS[ 0 ], this,\r
+ X_Type_isArray( sourceList ) ? X_Object_cloneArray( sourceList ) : [ sourceList ],\r
+ opt_option || {} );\r
+ this.listenOnce( [ X_Event.BACKEND_READY, X_Event.BACKEND_NONE, X_Event.KILL_INSTANCE ], X_Audio_handleEvent );\r
},\r
\r
play : function( startTime, endTime, loop, loopStartTime, loopEndTime ){\r
loopEndTime : loopEndTime\r
} );\r
};\r
- this._backend !== -1 && X_AudioProxy_getAudioWrapper( this ).play();\r
+ this._backend !== -1 && X_Audio_getAudioWrapper( this ).play();\r
return this;\r
},\r
\r
seek : function( seekTime ){\r
var state = this.state(),\r
- end = X_AudioWrapper_getEndTime( X_AudioProxy_getAudioWrapper( this ) );\r
+ end = X_AudioWrapper_getEndTime( X_Audio_getAudioWrapper( this ) );\r
if( seekTime < end ){\r
this.state( { currentTime : seekTime } );\r
};\r
},\r
\r
pause : function(){\r
- this.state().playing && X_AudioProxy_getAudioWrapper( this ).pause();\r
+ this.state().playing && X_Audio_getAudioWrapper( this ).pause();\r
return this;\r
},\r
\r
state : function( obj ){\r
- var backend = this._backend !== -1 && X_AudioProxy_getAudioWrapper( this );\r
+ var backend = this._backend !== -1 && X_Audio_getAudioWrapper( this );\r
\r
if( obj === undefined ){\r
return backend ?\r
}, \r
\r
loop : function( v ){\r
- var backend = this._backend !== -1 && X_AudioProxy_getAudioWrapper( this );\r
+ var backend = this._backend !== -1 && X_Audio_getAudioWrapper( this );\r
if( v === undefined ){\r
return backend && backend.state().loop;\r
};\r
},\r
\r
volume : function( v ){\r
- var backend = this._backend !== -1 && X_AudioProxy_getAudioWrapper( this );\r
+ var backend = this._backend !== -1 && X_Audio_getAudioWrapper( this );\r
if( v === undefined ){\r
return backend && backend.state().volume;\r
};\r
},\r
\r
currentTime : function( v ){\r
- var backend = this._backend !== -1 && X_AudioProxy_getAudioWrapper( this );\r
+ var backend = this._backend !== -1 && X_Audio_getAudioWrapper( this );\r
if( v === undefined ){\r
return backend && backend.state().currentTime;\r
};\r
},\r
\r
isPlaying : function(){\r
- return this._backend !== -1 && X_AudioProxy_getAudioWrapper( this ).state().playing;\r
+ return this._backend !== -1 && X_Audio_getAudioWrapper( this ).state().playing;\r
}\r
\r
}\r
);\r
\r
-function X_AudioProxy_handleEvent( e ){\r
+function X_Audio_handleEvent( e ){\r
switch( e.type ){\r
- case 'backendfound' :\r
- this.unlisten( 'nobackend', X_AudioProxy_handleEvent );\r
+ case X_Event.BACKEND_READY :\r
+ this.unlisten( X_Event.BACKEND_NONE, X_Audio_handleEvent );\r
this.source = e.source;\r
this.backendName = X_Audio_BACKENDS[ this._backend ].backendName;\r
- X_Audio_WRAPPER_LIST.push( new X_Audio_BACKENDS[ this._backend ].klass( this, e.source, e.option ) );\r
+ X_Audio_WRAPPER_LIST.push(\r
+ new X_Audio_BACKENDS[ this._backend ]\r
+ .klass( this, e.source, e.option ) );\r
break;\r
\r
- case 'nobackend' :\r
+ case X_Event.BACKEND_NONE :\r
this.kill();\r
break;\r
\r
- case X.Event.KILL_INSTANCE :\r
- this.close();\r
+ case X_Event.KILL_INSTANCE :\r
+ this._backend !== -1 && X_Audio_getAudioWrapper( this ).close();\r
break;\r
};\r
};\r
\r
+\r
+/*\r
+ * TODO preplayerror play してみたら error が出た、backend の変更。\r
+ */\r
+\r
+function X_Audio_startDetectionBackend( backend, proxy, sourceList, option ){\r
+ var source = sourceList[ 0 ] || '', \r
+ ext = X_URL_getEXT( source ),\r
+ sup;\r
+ \r
+ if( source && backend ){\r
+ sup = [ proxy, sourceList, option, source, ext ];\r
+ sup[ 5 ] = sup;\r
+ \r
+ proxy.listenOnce( X_Event.COMPLETE, backend, X_Audio_onEndedDetection, sup );\r
+ backend.detect( proxy, source, ext );\r
+ } else {\r
+ proxy.asyncDispatch( X_Event.BACKEND_NONE );\r
+ };\r
+};\r
+\r
+function X_Audio_onEndedDetection( e, proxy, sourceList, option, source, ext, sup ){\r
+ var i = X_Audio_BACKENDS.indexOf( this ), backend;\r
+ \r
+ if( e.canPlay ){\r
+ proxy._backend = i;\r
+ proxy.asyncDispatch( {\r
+ type : X_Event.BACKEND_READY,\r
+ option : option,\r
+ source : source,\r
+ backendName : this.backendName\r
+ } ); \r
+ } else {\r
+ console.log( 'No ' + source + ' ' + this.backendName );\r
+ if( sup[ 3 ] = source = sourceList[ sourceList.indexOf( source ) + 1 ] ){\r
+ sup[ 4 ] = ext = X_URL_getEXT( source );\r
+ proxy.listenOnce( X_Event.COMPLETE, this, X_Audio_onEndedDetection, sup );\r
+ this.detect( proxy, source, ext );\r
+ } else\r
+ if( backend = X_Audio_BACKENDS[ i + 1 ] ){\r
+ X_Audio_startDetectionBackend( backend, proxy, sourceList, option );\r
+ } else {\r
+ proxy.asyncDispatch( X_Event.BACKEND_NONE );\r
+ }; \r
+ };\r
+};\r
+\r
+\r
+\r
function X_AudioWrapper_updateStates( audioWrapper, obj ){\r
var playing = audioWrapper.playing,\r
k, v,\r
switch( k ){\r
case 'currentTime' :\r
v = X_AudioWrapper_timeStringToNumber( v );\r
- if( X.Type.isNumber( v ) ){\r
+ if( X_Type_isNumber( v ) ){\r
if( playing ){\r
if( audioWrapper.state().currentTime !== v ){\r
audioWrapper.seekTime = v;\r
if( playing ) seek = 2;\r
case 'loop' :\r
case 'autoplay' :\r
- if( X.Type.isBoolean( v ) && audioWrapper[ k ] !== v ){\r
+ if( X_Type_isBoolean( v ) && audioWrapper[ k ] !== v ){\r
audioWrapper[ k ] = v;\r
};\r
break;\r
\r
case 'volume' :\r
- if( X.Type.isNumber( v ) ){\r
+ if( X_Type_isNumber( v ) ){\r
v = v < 0 ? 0 : 1 < v ? 1 : v;\r
if( audioWrapper[ k ] !== v ){\r
audioWrapper[ k ] = v;\r
\r
function X_AudioWrapper_timeStringToNumber( time ){\r
var ary, ms, s = 0, m = 0, h = 0;\r
- if( X.Type.isNumber( time ) ) return time;\r
- if( !X.Type.isString( time ) || !time.length ) return;\r
+ if( X_Type_isNumber( time ) ) return time;\r
+ if( !X_Type_isString( time ) || !time.length ) return;\r
\r
ary = time.split( '.' );\r
ms = parseInt( ( ary[ 1 ] + '000' ).substr( 0, 3 ) ) || 0;\r
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