addEventListener(Event.ENTER_FRAME, hitTest);
fire_mc.startDrag(true, new Rectangle(50,100,540,360));
stop();

function hitTest(event:Event) {
	if ( actor_mc.hitTestObject(fire_mc) ) {
		//炮火進入戰機範圍框
		message_txt1.text = "hitTestObject: 戰機被炮火擊中";
	} else {
		message_txt1.text = "hitTestObject: 戰機沒有被炮火擊中";
	}
	if ( actor_mc.hitTestPoint(fire_mc.x, fire_mc.y, true) ) {
		//炮火註冊點與戰機實際像素重疊
		message_txt2.text = "hitTestPoint(true): 戰機被炮火中心擊中";
	} else {
		message_txt2.text = "hitTestPoint(true): 戰機沒有被炮火中心擊中";
	}
	if ( actor_mc.hitTestPoint(fire_mc.x, fire_mc.y, false) ) {
		//炮火註冊點進入戰機範圍框
		message_txt3.text = "hitTestPoint(false): 戰機被炮火中心擊中";
	} else {
		message_txt3.text = "hitTestPoint(false): 戰機沒有被炮火中心擊中";
	}
}