UnityEngine.GUI.Button(UnityEngine.Rect, UnityEngine.Texture)

void OnGUI()
    {
        GUI.skin = skin;

        GUI.Box(new Rect(0, 0, Screen.width, 30), "");

        if (GUI.Button(new Rect(0, 0, 140, 30), LogoButton)) 
        {
            Application.OpenURL("https://github.com/BelkinAndrey/OPENTadpole");
        }

        GUI.Label(new Rect(150, 5, 170, 30), ">> ConnectomTadpole <<");

        if (GUI.Button(new Rect(325, 0, 115, 30), " SimWorldTadpole")) 
        {
             Application.LoadLevel(1);
        }

        if (GUI.Button(new Rect(Screen.width - 30, 0, 30, 30), CloseButton))
        {
            Application.Quit();
        }

        if (GUI.Button(new Rect(Screen.width - 60, 0, 30, 30), FullButton))
        {
            if (!Screen.fullScreen)
            {
                W = Screen.width;
                H = Screen.height;
                Screen.fullScreen = true;
                Screen.SetResolution(resolutions[resolutions.Length - 1].width, resolutions[resolutions.Length - 1].height, true);
            }
            else
            {
                Screen.fullScreen = false;
                Screen.SetResolution(W, H, false);
            }
        }

        GetComponent<SaveOpen>().PathFile = GUI.TextField(new Rect(Screen.width - 260, 5, 180, 20), GetComponent<SaveOpen>().PathFile);

        if (GUI.Button(new Rect(Screen.width - 80, 0, 20, 30), DownButton)) 
        {
            pilot = !pilot;
        }

        if (GUI.Button(new Rect(Screen.width - 350, 0, 30, 30), ClearButton)) 
        {
            PlayerPrefs.SetString("Path", "");
            PlayerPrefs.SetFloat("StartZoom", 3200);
            PlayerPrefs.SetFloat("CamX", 0);
            PlayerPrefs.SetFloat("CamY", -1840);
            PlayerPrefs.SetFloat("CamZ", -100);
            Application.LoadLevel(0);
        }

        if (GUI.Button(new Rect(Screen.width - 320, 0, 30, 30), OpenButton))
        {
            GetComponent<SaveOpen>().Open();
        }

        if (GUI.Button(new Rect(Screen.width - 290, 0, 30, 30), SaveButton))
        {
            GetComponent<SaveOpen>().Save();
        }

        if (pilot)
        {
            Rect RectPilot = new Rect(Screen.width - 260, 35, 200, 200);
            OnRect = RectPilot.Contains(Event.current.mousePosition);

            GUILayout.BeginArea(RectPilot, GUI.skin.box);
            ScrollBlok = GUILayout.BeginScrollView(ScrollBlok, GUILayout.ExpandHeight(true), GUILayout.ExpandWidth(true));

            string[] dir = Directory.GetFiles(Application.dataPath + "/Data/", "*.tad");
            foreach (string value in dir) 
            {
                GUILayout.BeginHorizontal();
                string v = value.Remove(value.Length - 4).Remove(0, Application.dataPath.Length + 6);
                if (GUILayout.Button(v))
                {
                    GameObject C = GameObject.Find("Camera");
                    PlayerPrefs.SetFloat("StartZoom", C.GetComponent<Camera>().orthographicSize);
                    PlayerPrefs.SetFloat("CamX", C.transform.position.x);
                    PlayerPrefs.SetFloat("CamY", C.transform.position.y);
                    PlayerPrefs.SetFloat("CamZ", C.transform.position.z);

                    PlayerPrefs.SetString("Path", v);
                    Application.LoadLevel(0);
                }
                GUILayout.EndHorizontal();
            }

            GUILayout.EndScrollView();
            GUILayout.EndArea();
        }
    }

void OnGUI()
    {
        GUI.skin = skin;

        GUI.Box(new Rect(0, 0, Screen.width, 30), "");

        if (GUI.Button(new Rect(0, 0, 140, 30), LogoButton))
        {
            Application.OpenURL("https://github.com/BelkinAndrey/OPENTadpole");
        }

        GUI.Label(new Rect(150, 5, 170, 30), ">> SimWorldTadpole <<");

        if (GUI.Button(new Rect(325, 0, 125, 30), " ConnectomTadpole"))
        {
            Application.LoadLevel(0);
        }

        if (GUI.Button(new Rect(Screen.width - 30, 0, 30, 30), CloseButton))
        {
            Application.Quit();
        }

        if (GUI.Button(new Rect(Screen.width - 60, 0, 30, 30), FullButton))
        {
            if (!Screen.fullScreen)
            {
                W = Screen.width;
                H = Screen.height;
                Screen.fullScreen = true;
                Screen.SetResolution(resolutions[resolutions.Length - 1].width, resolutions[resolutions.Length - 1].height, true);
            }
            else
            {
                Screen.fullScreen = false;
                Screen.SetResolution(W, H, false);
            }
        }

        GetComponent<LoadBrain>().PathFile = GUI.TextField(new Rect(Screen.width - 260, 5, 180, 20), GetComponent<LoadBrain>().PathFile);

        if (GUI.Button(new Rect(Screen.width - 80, 0, 20, 30), DownButton))
        {
            pilot = !pilot;
        }



        if (GUI.Button(new Rect(Screen.width - 320, 0, 30, 30), ReStartButton))
        {
            Application.LoadLevel(1);
        }

        if (GUI.Button(new Rect(Screen.width - 290, 0, 30, 30), OpenButton))
        {
            GetComponent<LoadBrain>().Open(); 
        }

        if (pilot)
        {
            Rect RectPilot = new Rect(Screen.width - 260, 35, 200, 200);
            OnRect = RectPilot.Contains(Event.current.mousePosition);

            GUILayout.BeginArea(RectPilot, GUI.skin.box);
            ScrollBlok = GUILayout.BeginScrollView(ScrollBlok, GUILayout.ExpandHeight(true), GUILayout.ExpandWidth(true));

            string[] dir = Directory.GetFiles(Application.dataPath + "/Data/", "*.tad");
            foreach (string value in dir)
            {
                GUILayout.BeginHorizontal();
                string v = value.Remove(value.Length - 4).Remove(0, Application.dataPath.Length + 6);
                if (GUILayout.Button(v))
                {
                    PlayerPrefs.SetString("Path", v);
                    Application.LoadLevel(1);
                }
                GUILayout.EndHorizontal();
            }

            GUILayout.EndScrollView();
            GUILayout.EndArea();
        }
    }

void OnGUI (){
	
		var screenW = Screen.width;
		var screenH = Screen.height;

		if(GUI.Button (new Rect((screenW-200)/2, screenH-250, 200, 200), magicTexture)){

			magicBall = GameObject.Instantiate (magicBallObj);
			magicBall.transform.position = Camera.main.transform.position;
			magicBall.transform.rotation = Camera.main.transform.rotation;

			StartCoroutine (WaitAndRunWithSecond (2));
		}

		if(GUI.Button (new Rect(screenW-190, screenH-200, 170, 170), findTexture)){

			DestroyObject(spriteBall); 

			if (getRandomValue ()) {
			
				// 从屏幕中心发送射线
				Vector3 shootPos = Camera.main.ScreenToViewportPoint (new Vector3 (screenW / 2, screenH / 2));
				ARPoint shootPoint = new ARPoint { 
					x = shootPos.x,
					y = shootPos.y,
				};

				// 开始命中测试，类型为利用现有的平面的范围
				List<ARHitTestResult> results = m_session.HitTest (shootPoint, ARHitTestResultType.ARHitTestResultTypeExistingPlaneUsingExtent);
				if (results.Count > 0) {
					tipStr = "已找到精灵球！";
					// 创建一个对象，并根据结果初始化对象的位姿
					spriteBall = GameObject.Instantiate (spriteBallObj);
					spriteBall.transform.position = UnityARMatrixOps.GetPosition (results [0].worldTransform);
					spriteBall.transform.rotation = UnityARMatrixOps.GetRotation (results [0].worldTransform);
				}
			} else {
				tipStr = "未找到精灵球，请再尝试！";
			}
		}

		// 显示分数
		GUIStyle scoreStyle = new GUIStyle ();
		scoreStyle.normal.background = fontTexture;
		scoreStyle.alignment = TextAnchor.MiddleCenter;
		scoreStyle.fontSize = 120;
		GUI.Label(new Rect(20, screenH-200, 170, 170), scoreNum.ToString(),scoreStyle);

		// 显示提示信息
		GUIStyle tipStyle = new GUIStyle ();
		tipStyle.normal.background = fontTexture;
		tipStyle.alignment = TextAnchor.MiddleCenter;
		tipStyle.fontSize = 30;
		GUI.Label (new Rect (50, 50, screenW - 100, 100), tipStr, tipStyle);
	}