ActionScript 3 AS3圆形半径定位动画

Posted 2021-05-23

var mid = new Object();
mid = {x:stage.stageWidth/2,y:stage.stageHeight/2};
var elapsed = 0;

addEventListener(Event.ENTER_FRAME,loop);

function loop(e){
	var rad = elapsed * 0.1;	
	myBox.x = mid.x + (Math.sin(rad)* rad );
	myBox.y = mid.y + (Math.cos(rad)* rad );
	elapsed++;
}