クラス定義の練習　其の参

大重美幸［著］詳細ActionScript3.0の練習

by argon 12 Mar 2012

Embed

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

package 
{
    import flash.display.Sprite;
    import flash.events.Event;
    
    /**
     * ...
     * @author I am Afro Boy ヾ(｡｀Д´｡)ﾉ
     */
    public class Main extends Sprite 
    {
        private var sp:FuncRotate;
        
        public function Main():void 
        {
            if (stage) init();
            else addEventListener(Event.ADDED_TO_STAGE, init);
        }
        
        private function init(e:Event = null):void 
        {
            removeEventListener(Event.ADDED_TO_STAGE, init);
            // entry point
            for (var i:int = 0; i < 50; i++)
            {
                sp = new FuncRotate(10, 30);
                sp.x = stage.stageWidth * Math.random();
                sp.y = stage.stageHeight * Math.random();
                addChild(sp);
                sp.scaleX = sp.scaleY = 1 + Math.random() * 2;
            }
        }
        
    }
    
}

    import flash.display.Sprite;
    import flash.events.Event;
    /**
     * ...
     * @author I am Afro Boy ヾ(｡｀Д´｡)ﾉ
     */
    class AddRect extends Sprite
    {
        
        public function AddRect() 
        {
            graphics.beginFill(Math.random() * 0xffffff);
            graphics.drawRect(0, 0, 5 + Math.random() * 7, 5 + Math.random() * 7);
            graphics.endFill();
            addEventListener(Event.ENTER_FRAME, onEnterFrameHandler);
        }
        
        private function onEnterFrameHandler(e:Event):void 
        {
            rotation += .5;
        }
        
    }
    
    
    import flash.display.Sprite;
    import flash.events.Event;
    import flash.geom.Point;
    /**
     * ...
     * @author I am Afro Boy ヾ(｡｀Д´｡)ﾉ
     */
    class FuncRotate extends Sprite
    {    
        private var rotateSP:AddRect;
        
        function FuncRotate(num:uint, leng:uint ) 
        {
            var rad:Number = 2 * Math.PI / num;
            for (var i:int = 0; i < num; i++)
            {
                rotateSP = new AddRect();
                var pt:Point = Point.polar(leng, num*i);
                rotateSP.x = pt.x;
                rotateSP.y = pt.y;
                addChild(rotateSP);
            }
        }
        
    }