page 31 TimerEvent.TIMER

//生成两个sprite对象，使之在x和y轴上同时运动package{import flash.display.Sprite;import flash.events.Event;import flash.events.TimerEvent;import flash.utils.Timer;/** * ... * @author */public class Main extends Sprite{private var _square:Sprite;private var _circle:Sprite;public function Main(){_square = new Sprite();_square.graphics.beginFill(0xff0000);_square.graphics.drawRect(0, 0, 100, 100);_square.graphics.endFill();addChild(_square);_square.x = 100;_square.y = 50;_circle = new Sprite();_circle.graphics.beginFill(0x0000ff);_circle.graphics.drawCircle(50, 50, 50);_circle.graphics.endFill();addChild(_circle);_circle.x = 100;_circle.y = 200;var squareTimer:Timer = new Timer(50, 0);squareTimer.addEventListener(TimerEvent.TIMER, onSquareTimer);squareTimer.start();var circleTimer:Timer = new Timer(100, 0);circleTimer.addEventListener(TimerEvent.TIMER, onCircleTimer);circleTimer.start();}private function onSquareTimer(event:TimerEvent):void{_square.x++;_square.y++;}private function onCircleTimer(event:TimerEvent):void{_circle.x++;_circle.y++;}}}