forked from: flash on 2013-3-20

/**
 * Copyright hemingway ( http://wonderfl.net/user/hemingway )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/gAUE
 */

// forked from KENNY.Park's flash on 2013-3-20
package {
    import flash.display.Sprite;
    import flash.events.Event;
    import flash.events.MouseEvent;
    public class FlashTest extends Sprite {
        private var n:int=20;
        private var sprite:Sprite=new Sprite();
        public function FlashTest() {
            var i:int;
            addChild(sprite);
            for(i=n;i>=4;i=i-4)
            {
                if((i/4)%2==1)sprite.graphics.beginFill(0xFF0000);
                else sprite.graphics.beginFill(0xFFFFFF);
                sprite.graphics.drawCircle(0,0,i);
            }
            sprite.x=100;
            sprite.y=100;
            sprite.addEventListener(MouseEvent.CLICK,click);
        }
        private function click(e:MouseEvent):void {
            n=n+8;
            var i:int;
            for(i=n;i>=4;i=i-4)
            {
                if((i/4)%2==1)sprite.graphics.beginFill(0xFF0000);
                else sprite.graphics.beginFill(0xFFFFFF);
                sprite.graphics.drawCircle(0,0,i);
            }
        }
    }
}