flash on 2009-7-15

BitmapとBitmapDataのテスト
使わないときはほんと使わないけど、使い慣れるとほんと便利なので
いろいろ実験

by zonow 15 Jul 2009

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BitmapData
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package{
    import flash.display.*;
    import flash.events.*;
    
    /*
    BitmapとBitmapDataのテスト
    使わないときはほんと使わないけど、使い慣れるとほんと便利なので
    いろいろ実験
    */
    
    public class zonolibMoz0 extends MovieClip{
        private var lineWidth:Number=40;
        private var lineHeight:Number=40;
        private var yPos:Number=0;
        private var j:int = 0;
        
        public function zonolibMoz0():void{
            makeLine();
            stage.addEventListener(MouseEvent.MOUSE_DOWN, _mouseDown);
        }
        
        private function makeLine():void{
            //Bitmapの生成
            for(var i:int=0; i<Math.floor(stage.stageWidth/lineWidth); i++){
                var bmd:BitmapData = new BitmapData(lineWidth * 2, lineHeight * 2, false, Math.random() * 0xffffff);
                var bmp:Bitmap = new Bitmap(bmd);
                bmp.x = i*lineWidth;
                bmp.y = j *lineHeight;
                var thisMC:MovieClip = new MovieClip();
                thisMC.addChild(bmp);
                thisMC.addEventListener(MouseEvent.MOUSE_OVER, _mouseOver);
                this.addChild(thisMC);
            }
            
            if(Math.floor(stage.stageHeight/5) > j){ j++; makeLine();}
        }
        
        private function clearLine(event:Event):void{
            for(var i:int=0; i<this.numChildren; i++){
                this.removeChild(this.getChildAt(i));
            }
            if(this.numChildren == 0){
                this.removeEventListener(Event.ENTER_FRAME, clearLine);
                j=0;
                makeLine();
                
            }
        }
        
        private function _mouseOver(event:Event):void{
            trace(event.currentTarget.parent.getChildIndex(event.currentTarget));
            event.currentTarget.parent.setChildIndex(event.currentTarget, 0);
            if(event.currentTarget.alpha > 0){ event.currentTarget.alpha -= 0.1;}
            trace(event.currentTarget.parent.getChildIndex(event.currentTarget));
        }
        
        private function _mouseDown(event:Event):void{
            event.currentTarget.removeEventListener(MouseEvent.MOUSE_DOWN, _mouseDown);
            event.currentTarget.addEventListener(MouseEvent.MOUSE_DOWN, _mouseDown);
            
            if(this.numChildren >0){this.addEventListener(Event.ENTER_FRAME,clearLine);}
            
        }
    }
}