Unity3d修改鼠标图标

public class IniData : MonoBehaviour {
	public Texture2D HandleIcon;	
	// Update is called once per frame
	void Update () {
	
		//鼠标左键操作
		if (Input.GetMouseButtonDown (0)) {
			Cursor.SetCursor (HandleIcon, Vector3.zero, CursorMode.Auto);//设置鼠标图标
			//...
		}

		if (Input.GetMouseButtonUp (0)) {
			Cursor.SetCursor (null, Vector3.zero, CursorMode.Auto);//设置回默认图标
			//...
		}
		if(Input.GetMouseButton(0)){
			//...
		}	
		
	}
}