Circle Placement

/**
 * Copyright greentec ( http://wonderfl.net/user/greentec )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/1dro
 */

package {
    import flash.display.Sprite;
    import flash.events.Event;
    import com.bit101.components.Label;
    
    public class CirclePlacement extends Sprite {
        public var circle:Circle;
        public var circs:Array=[];
        public var num:uint=15;
        public var H:Number=stage.stageHeight;
        public var W:Number=stage.stageWidth;
        public var _sumLabel:Label;
        
        public function CirclePlacement() {
            
            addEventListener(Event.ENTER_FRAME, onAdd);
            
            _sumLabel = new Label(this, 17, 36, "Num : 0");
        }
        
        public function onAdd(e:Event):void
        {
            var sw:Boolean=false;
            circle=new Circle();
            circle.x=Math.random()*W;
            circle.y=Math.random()*H;
            
            
            var circ2:Circle;
            var i:int;
            if(circs.length==0)
            {
                addChild(circle);
                circs.push(circle);
            }
            else
            {
                for(i=circs.length-1;i>-1;i--)
                {
                    circ2=circs[i];    
                    if(circ2.hitTestObject(circle)==true)
                    {
                        sw=true;
                    }

                    
                }
   
                if(sw==false)
                {
                    addChild(circle);
                    circs.push(circle);
                    
                    _sumLabel.text="Num : "+circs.length;
                }
            
            }

            
            
            
            if(circs.length==num)
            {
                removeEventListener(Event.ENTER_FRAME, onAdd);   
            
            }

        }

    }
}
import flash.display.Sprite;

class Circle extends Sprite
{
    public var r:Number, color:Number;
        
    public function Circle(r:Number=0, color:uint=0x333333)
    {
        r=Math.random()*10+35;
        
        this.graphics.lineStyle(0,0);
        this.graphics.drawCircle(0,0,r);
    }


}