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package |
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{ |
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/* |
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* Multipurpose Slide Show Player |
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* Prototype 1 |
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*/ |
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import flash.display.Sprite; |
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import flash.text.*; |
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import flash.display.*; |
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import flash.events.*; |
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import flash.net.*; |
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import flash.utils.*; |
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import flash.media.*; |
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import Picture; |
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import Song; |
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import caurina.transitions.*; |
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import ui.*; |
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|
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[SWF(width="400", height="332")] |
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//[SWF(width="400", height="266")] |
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public class Main extends flash.display.Sprite |
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{ |
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private static const SLIDE_TIMER_SPAN:int = 100; |
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private static const STATUS_STOPPING:int = 0; |
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private static const STATUS_PLAYING:int = 100; |
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private static const FADEIN_TIME:int = 3; |
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|
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private var label:TextField; |
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|
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private var seekBar:SeekBar; |
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|
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[Embed(source='bar.png')] |
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private var Bar:Class; |
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|
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private var bar_pos_y:int; |
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|
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|
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private var loader:URLLoader; |
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private var picturePropatyArray:Array; |
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private var pictureLoaderArray:Array; |
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private var songList:Array; |
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private var slideTimer:Timer; |
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private var currentSlideNum:int; |
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private var currentSlideTime:int; |
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private var picHolder:MovieClip; |
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private var sound :Sound; |
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private var soundChannel:SoundChannel; |
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|
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private var autostart:Boolean; |
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|
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private var status:int; |
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|
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/* |
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* メイン関数 |
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*/ |
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public function Main():void |
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{ |
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stage.align = StageAlign.TOP_LEFT; |
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stage.scaleMode = StageScaleMode.NO_SCALE; |
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|
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init(); //初期化します |
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} |
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|
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/* |
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* 初期化関数 |
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* |
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* Flashが読み込まれて、最初に一度だけ呼び出されるメソッドです。 |
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* 外部XMLファイルの読み込みなどを行います。 |
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*/ |
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private function init() :void |
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{ |
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var playlist_file:String; |
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|
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//センターによせる |
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picHolder = new MovieClip; |
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picHolder.x = 0;//stage.stageWidth/2; |
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picHolder.y = 0;//stage.stageHeight/2; |
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addChild(picHolder); |
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|
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//現在のスライド番号を初期化します. |
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currentSlideNum = 0; |
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currentSlideTime = 0; |
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|
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//画像リストを初期化します. |
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picturePropatyArray = new Array(); |
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pictureLoaderArray = new Array(); |
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|
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//楽曲リストを初期化します |
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songList = new Array(); |
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|
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//開発用の変数を設定します |
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initForDebug(); |
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|
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//HTMLパラメータを読み込みます |
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var flashvars:Object; |
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flashvars = LoaderInfo(loaderInfo).parameters; |
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playlist_file = flashvars["playlist"]; |
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if (flashvars["bar_pos_y"] != "") { |
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bar_pos_y = parseInt(flashvars["bar_pos_y"]); |
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} |
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|
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//ユーザインターフェイスを初期化します |
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initUI(); |
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|
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//プレイリストを読み込みます |
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|
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if (!playlist_file || playlist_file == "") { |
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playlist_file = "default_playlist.xml"; //テスト用 |
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} |
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loadPlaylist(playlist_file); |
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|
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//状態を停止中にします |
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status = STATUS_STOPPING; |
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|
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//オートスタートが指定されていたらスタートします |
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if (autostart == true) { |
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start(); |
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} |
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} |
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|
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/* |
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* 開発用 |
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* |
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* 開発用に適当な初期値を設定します |
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*/ |
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private function initForDebug() :void { |
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autostart = false; |
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bar_pos_y = 300; |
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} |
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|
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/* |
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* スライドショーの開始 |
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* |
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* スライドショーを開始します |
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*/ |
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private function start(position:Number = 0.0) :void { |
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|
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//すでに再生中であればなにもしません |
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if (status == STATUS_PLAYING) return; |
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|
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//状態を再生中にします |
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status = STATUS_PLAYING; |
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|
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label.text = "start"; |
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|
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|
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if(!sound){ |
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sound = new Sound(); |
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|
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function playSound(evt:Event) : void { |
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var seekMS:Number = position * sound.length; |
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label.text = "SEEK : " + seekMS; |
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soundChannel = sound.play(position * sound.length); |
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soundChannel.addEventListener(Event.SOUND_COMPLETE, soundHandler); |
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} |
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|
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sound.addEventListener(Event.COMPLETE, playSound); |
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sound.load(new URLRequest(songList[0].getFileName())); |
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}else { |
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soundChannel = sound.play(position * sound.length); |
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} |
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|
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|
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|
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|
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|
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|
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loadPicture(picturePropatyArray[currentSlideNum].getFileName()); |
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picHolder.addChild(pictureLoaderArray[currentSlideNum]); |
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fadeIN(pictureLoaderArray[currentSlideNum],FADEIN_TIME); |
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|
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slideTimer = new Timer(SLIDE_TIMER_SPAN); |
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slideTimer.addEventListener(TimerEvent.TIMER, slideTimerHandler); |
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slideTimer.start(); |
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|
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return; |
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} |
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|
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|
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/* |
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* タイマーイベントのハンドラ. |
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* スライドを表示します. |
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*/ |
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private function slideTimerHandler(evt:TimerEvent) :void { |
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|
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//デバッグ用・ラベルに情報を表示します |
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//label.text = soundChannel.position + "sec."; |
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|
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var progress:Number; |
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progress = soundChannel.position / sound.length; |
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|
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seekBar.setProgressBarWidth((int)(250.0 * progress)); |
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// progressBar.width = (int)(250.0 * progress); |
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|
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currentSlideTime += 100; |
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if(currentSlideTime >= picturePropatyArray[currentSlideNum].getSpan()){ |
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currentSlideTime = 0; |
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currentSlideNum++; |
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//fadeOut |
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//fadeOut(pictureLoaderArray[currentSlideNum-1],FADEIN_TIME); |
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|
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if(currentSlideNum == picturePropatyArray.length){//最後まで行ったら最初に戻る |
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currentSlideNum = 0; |
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} |
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|
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if(currentSlideNum < picturePropatyArray.length){//一度読んだ画像は再度読み込まない |
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loadPicture(picturePropatyArray[currentSlideNum].getFileName()); |
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} |
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picHolder.addChild(pictureLoaderArray[currentSlideNum]); |
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|
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//fadeIn |
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fadeIN(pictureLoaderArray[currentSlideNum],FADEIN_TIME); |
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removeChild(pictureLoaderArray[currentSlideNum-1]); |
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|
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} |
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|
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} |
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|
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/* |
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* スライドショーの停止 |
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* |
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* スライドショーを停止します |
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*/ |
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private function stop() :void { |
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|
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//状態を停止中にします |
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status = STATUS_STOPPING; |
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|
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label.text = "stop"; |
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soundChannel.stop(); |
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slideTimer.stop(); |
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|
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return; |
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} |
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|
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/* |
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* ユーザインターフェイスの初期化 |
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* |
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* ボタンなどのユーザインターフェイスを初期化するメソッドです。 |
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* フラッシュ起動時に一回だけ呼び出されます。 |
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*/ |
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private function initUI():void |
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{ |
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//ラベルを追加します |
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label = new TextField(); |
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label.autoSize = TextFieldAutoSize.LEFT; |
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label.text = ""; |
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addChild(label); |
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|
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var bar:DisplayObject = new Bar(); |
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bar.y = bar_pos_y; |
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addChild(bar); |
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|
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|
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|
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|
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|
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//シークバーを追加します |
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seekBar = new SeekBar(); |
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seekBar.x = 60; |
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seekBar.y = bar_pos_y + 10; |
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addChild(seekBar); |
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|
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//シークバーがクリックされたら、その位置から再生します |
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function onSeekBarClick(evt:MouseEvent): void { |
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var pos:Number = (evt.localX / 250.0); |
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stop(); |
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start(pos); |
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} |
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seekBar.seekButton.addEventListener(MouseEvent.CLICK, onSeekBarClick); |
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|
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|
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//スタートボタンを追加します |
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[Embed(source = "play0.png")]var PlayIcon:Class; |
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[Embed(source = "play1.png")]var PlayIconDown:Class; |
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[Embed(source = "play2.png")]var PlayIconHover:Class; |
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var playIconDef:Bitmap = new PlayIcon(); |
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var playIconDown:Bitmap = new PlayIconDown(); |
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var playIconHover:Bitmap = new PlayIconHover(); |
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var startButton:SimpleButton = new SimpleButton(playIconDef, playIconHover,playIconDown, playIconDef); |
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this.addChild(startButton); |
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|
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startButton.x = 5; |
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startButton.y = bar_pos_y + 5; |
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|
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//ボタンがおされたときに行う動作を記述します |
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function onPlayButtonClick(evt:MouseEvent): void { |
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start(); |
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} |
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|
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//ボタンがおされたらstartを実行します |
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startButton.addEventListener(MouseEvent.CLICK, onPlayButtonClick); |
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|
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|
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//停止ボタンを追加します |
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[Embed(source = "stop0.png")]var StopIcon:Class; |
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[Embed(source = "stop1.png")]var StopIconDown:Class; |
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[Embed(source = "stop2.png")]var StopIconHover:Class; |
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var stopIconDef:Bitmap = new StopIcon(); |
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var stopIconDown:Bitmap = new StopIconDown(); |
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var stopIconHover:Bitmap = new StopIconHover(); |
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|
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var stopButton:SimpleButton = new SimpleButton(stopIconDef, stopIconHover, stopIconDown, stopIconDef); |
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stopButton.x = 30; |
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stopButton.y = bar_pos_y + 5; |
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this.addChild(stopButton); |
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|
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//ストップボタンがおされたときに行う動作を記述します |
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function onStopButtonClick(evt:MouseEvent): void { |
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stop(); |
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} |
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|
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//ストップボタンがおされたらstopを実行します |
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stopButton.addEventListener(MouseEvent.CLICK, onStopButtonClick); |
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|
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} |
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|
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/* |
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* プレイリストの読み込み |
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* |
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* 画像・音楽のリストが記述されているプレイリストを読み込みます |
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*/ |
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private function loadPlaylist(playlist_file:String):void |
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{ |
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loader = new URLLoader(); |
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loader.addEventListener(Event.COMPLETE, onPlaylistXMLLoaded); |
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loader.load(new URLRequest(playlist_file)); |
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|
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} |
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|
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/* |
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* プレイリストのXMLファイルが読み込まれたときに呼ばれる関数 |
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* |
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* 読み込まれたXMLファイルを解析して、画像・曲のリストを取得します |
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*/ |
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private function onPlaylistXMLLoaded(event:Event):void { |
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|
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//読み込まれたデータをXMLとして解析します |
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var dataXml:XML = new XML(loader.data); |
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|
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var songsStr:String = "Songs:"; |
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var picturesStr:String = "Pictures:"; |
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var songs_count:int = 0; |
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var pictures_count:int = 0; |
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|
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//songs要素の中のsong要素をひとつずつ調べます |
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for each(var song:Object in dataXml.songs.song) { |
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trace("name:" + song.title); |
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var tmpSong:Song = new Song(song.title, song.file); |
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songList.push(tmpSong); |
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songsStr += "[" + song.title + "]"; |
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} |
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|
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//pictures要素の中のpicture要素をひとつずつ調べます |
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for each(var picture:Object in dataXml.pictures.picture) { |
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trace("name:" + picture.file); |
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var tmpPicture:Picture = new Picture(); |
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tmpPicture.setFileName(picture.file); |
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tmpPicture.setSpan(picture.span); |
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picturePropatyArray.push(tmpPicture); |
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picturesStr += "[" + picture.file + ":"+picture.span+"]"; |
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} |
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|
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label.text = songsStr + "\n" + picturesStr; |
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|
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} |
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|
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private function loadPicture(pictureName:String):void{ |
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var loader:Loader = new Loader(); |
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loader.x=0; |
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loader.y=0; |
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loader.load(new URLRequest(pictureName)); |
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loader.contentLoaderInfo.addEventListener(Event.COMPLETE, onLoaded); |
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|
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pictureLoaderArray.push(loader); |
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} |
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|
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private function fadeOut(pic:Loader, fadeOutTime:int) :void{ |
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Tweener.addTween(pic, {alpha:0,time:fadeOutTime,onComplete:function() :void { picHolder.removeChild(pictureLoaderArray[currentSlideNum-1]); }}); |
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} |
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|
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private function fadeIN(pic:Loader, fadeInTime:int) :void{ |
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pic.alpha=0; |
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Tweener.addTween(pic, {alpha:1,time:fadeInTime}); |
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} |
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|
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private function onLoaded(event:Event) :void{ |
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var w:int = event.target.content.width; |
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var h:int = event.target.content.height; |
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var preW:Number = w/(stage.stageWidth); |
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var preH:Number = h/(stage.stageHeight); |
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var preSizeMin:Number = 0; |
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var preSizeMax:Number = 0; |
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|
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if(preW < 1 || preH < 1){ |
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preSizeMin = Math.max(preW,preH); |
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w = w/preSizeMin; |
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h = h/preSizeMin; |
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|
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event.target.content.width = w; |
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event.target.content.height = h; |
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|
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} |
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|
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if( preW>=1 || preH>=1 ){ |
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preSizeMax = Math.max(preW,preH); |
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w = w/preSizeMax; |
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h = h/preSizeMax; |
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|
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event.target.content.width = w; |
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event.target.content.height = h; |
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} |
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|
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//event.target.content.x -= w/2; |
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//event.target.content.y -= h/2; |
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|
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} |
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|
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private function soundHandler(event:Event) :void{ |
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stop(); |
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} |
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} |
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} |