Unity3D学习 愤怒的小鸟之Play界面（三）

#pragma strict

var myCursor : Texture2D;
var myClickCursor : Texture2D;
var cursorWidth : float;
var cursorHeight : float;

private var isClicked : boolean = false;

function Start () {
Screen.showCursor = false;
}

function Update () {
if (Input.GetMouseButton(0))
isClicked = true;

else
isClicked = false;
}

function OnGUI () {
var mousePos = Input.mousePosition;
if (isClicked)
GUI.DrawTexture(Rect(mousePos.x - cursorWidth / 2, Screen.height - mousePos.y - cursorHeight / 2,
cursorWidth, cursorHeight), myClickCursor);
else
GUI.DrawTexture(Rect(mousePos.x - cursorWidth / 2, Screen.height - mousePos.y - cursorHeight / 2,
cursorWidth, cursorHeight), myCursor);
}