unity中捕捉鼠标左键事件及其坐标

unity中捕捉鼠标左键事件及其坐标

#pragma strict


var imgBG : Texture2D;
var imgSmall : Texture2D;

var screenWidth : int = Screen.height;

function Start () {

}

function Update () {

}

function OnGUI(){
	//set screen background image
	GUI.DrawTexture(Rect(0,0,960,640),imgBG);
	//hello
	GUI.Label(Rect(0,0,120,50),"hello");
	//draw a image when mouse left-key click
	var x :int = 0;
	var y :int = 0;
	if(Input.GetMouseButton(0)){ //a coordinate of screen (left down corner is 0,0 and right up corner is maxWidth,maxHeight)
		x = Input.mousePosition.x;//get x of coordinate
		y = Input.mousePosition.y;//get y of coordinate
		GUI.DrawTexture(Rect(x,screenWidth-y,48,48),imgSmall);
		GUI.Label(Rect(100,0,120,50),"x,y="+x+","+y);
	}
	
}