界面参考:

代码参考:

this.btnShootTruck.addEventListener("click", startShoot);
var _this = this;
_this.ShootFire.stop();
_this.ShootFire.alpha = 0;
//_this.AsyPlaneObj.gotoAndStop(0);
_this.AsyPlaneObj.alpha = 1;
_this.AsyPlaneObj.BombPlaneObj.alpha = 1;
_this.AsyPlaneObj.BombPlaneObj.gotoAndStop(0);

createjs.Ticker.removeEventListener("tick", handleTick);
createjs.Ticker.addEventListener("tick", handleTick);
function handleTick() {
	var pt = _this.AsyPlaneObj.BombPlaneObj.localToLocal(0, 0, mo); // 传递的是红色小球圆心位置
	if (_this.AsyPlaneObj.BombPlaneObj.hitTest(pt.x, pt.y) && mo.alpha == 1 && _this.AsyPlaneObj.alpha == 1) {
	_this.AsyPlaneObj.BombPlaneObj.BombObj.alpha=1;
		_this.AsyPlaneObj.BombPlaneObj.play();
		mo.alpha = 0;
		iNum+=