Flash / Flex / ActionScript/Graphics/Ellipse
A simple Ellipse class
<source lang="java">
package{
import flash.display.Sprite; public class Main extends Sprite{ public function Main(){ var e:Ellipse = new Ellipse (100, 200); // draw( ) invoked here e.setWidth(25); // draw( ) invoked again here e.setHeight(50); // draw( ) invoked again here } }
}
class Ellipse extends flash.display.Shape { private var w:Number; private var h:Number; public function Ellipse (width:Number, height:Number) { w = width; h = height; draw( ); } public function setWidth (newWidth:Number):void { w = newWidth; draw( ); } public function getWidth ( ):Number { return w; } public function setHeight (newHeight:Number):void { h = newHeight; draw( ); } public function getHeight ( ):Number { return h; } private function draw ( ):void { graphics.lineStyle(1); graphics.beginFill(0xFFFFFF, 1); graphics.drawEllipse(0, 0, w, h); } } </source>