flash on 2010-8-3

/**
 * Copyright s.maeda0094 ( http://wonderfl.net/user/s.maeda0094 )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/sXwD
 */

package {
    import flash.display.MovieClip;
    public class Index extends MovieClip {
        public function Index() {
            var myCircle1:DrawCircle = new DrawCircle();
            var myCircle2:DrawCircle = new DrawCircle();
            myCircle1.x = 50;
            myCircle2.y = 200;
            addChild(myCircle1);
            addChild(myCircle2);
        }
    }
}
import flash.display.MovieClip;
class DrawCircle extends MovieClip {
    public function DrawCircle() {
        var centerX:Number=100;
        var centerY:Number=200;
        var r:Number=50;
        
        graphics.lineStyle(2,0x000000);
        graphics.moveTo(centerX+r,centerY);
        
        graphics.curveTo(r+centerX, Math.tan(Math.PI/8)*r+centerY,Math.sin(Math.PI/4)*r+centerX,
        Math.sin(Math.PI/4)*r+centerY);
        graphics.curveTo(Math.tan(Math.PI/8)*r+centerX,r+centerY,centerX,r+centerY);
        graphics.curveTo(-Math.tan(Math.PI/8)*r+centerX,r+centerY,-Math.sin(Math.PI/4)*r+centerX,
        Math.sin(Math.PI/4)*r+centerY);
        graphics.curveTo(-r+centerX, Math.tan(Math.PI/8)*r+centerY,-r+centerX,centerY);
        graphics.curveTo(-r+centerX, -Math.tan(Math.PI/8)*r+centerY,-Math.sin(Math.PI/4)*r+centerX,
        -Math.sin(Math.PI/4)*r+centerY);
        graphics.curveTo(-Math.tan(Math.PI/8)*r+centerX,-r+centerY,centerX,-r+centerY);
        graphics.curveTo(Math.tan(Math.PI/8)*r+centerX, -r+centerY,Math.sin(Math.PI/4)*r+centerX,
        -Math.sin(Math.PI/4)*r+centerY); 
        graphics.curveTo(r+centerX,-Math.tan(Math.PI/8)*r+centerY,r+centerX,centerY) ;   
    }
}