Advanced Masks : Sprite « Development « Flash / Flex / ActionScript

1. Flash / Flex / ActionScript
2. Development
3. Sprite

Advanced Masks

 
package
{
    import flash.display.Sprite;
    import flash.events.MouseEvent;
    public class Main extends Sprite
    {

        private var maskingSprite:Sprite = new Sprite();
        private var maskedSprite:Sprite = new Sprite();
        private var maskHolder:Sprite = new Sprite();

        public function Main()
        {
            stage.scaleMode = "noScale";
            stage.align = "TL";

            maskedSprite.graphics.beginFill(0xFFCC00, 1);
            maskedSprite.graphics.drawRect(0, 0, 1000, 600);
            maskedSprite.graphics.lineStyle(20, 0x000000);
            maskedSprite.graphics.lineTo(1000, 600);
            maskedSprite.graphics.moveTo(1000, 0);
            maskedSprite.graphics.lineTo(0, 600);
            addChild(maskedSprite);

            maskHolder.graphics.beginFill(0x000000, 1);
            maskHolder.graphics.drawRect(0, 0, 120, 120);

            maskingSprite.graphics.beginFill(0x000000, 1);
            maskingSprite.graphics.drawRect(0, 0, 100, 100);
            maskingSprite.graphics.endFill();
            addChild(maskingSprite);
            maskedSprite.addEventListener(MouseEvent.MOUSE_DOWN, dragMask);
            maskedSprite.addEventListener(MouseEvent.MOUSE_UP, stopDragMask);
            maskedSprite.mask = maskingSprite;
        }

        private function dragMask(mouseEvent:MouseEvent):void
        {
            trace(" drag ");
            maskingSprite.startDrag();
        }

        private function stopDragMask(mouseEvent:MouseEvent):void
        {
            maskingSprite.stopDrag();
        }
    }
}

        

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