using UnityEngine;

using System.Collections;

public class OkButton : GUIBase {

    /// <summary>

    /// 按钮图片

    /// </summary>

    public Texture2D OKBTN_a;

    public Texture2D OKBTN_b;

    /// <summary>

    /// 引导图片

    /// </summary>

    public Texture2D HoleTexture;

    private GUIStyle OKBTNStyle;

    private GUIStyle _defaultStyle;

    // Use this for initialization

    public override void Start () {

        base.Start();

        OKBTNStyle = new GUIStyle();

        _defaultStyle = new GUIStyle();

        _defaultStyle.padding = new RectOffset(, , , );

        _defaultStyle.border = new RectOffset(, , , );

        if (OKBTN_a == null)

        {

            OKBTN_a = Resources.Load("OKBTN/OK_a") as Texture2D;

            OKBTNStyle.normal.background = OKBTN_a;

        }

        if (OKBTN_b == null)

        {

            OKBTN_b = Resources.Load("OKBTN/OK_b") as Texture2D;

            OKBTNStyle.active.background = OKBTN_b;

        }

        if (HoleTexture == null)

            HoleTexture = Resources.Load("OKBTN/okfight") as Texture2D;

    }

    // Update is called once per frame

    public override    void Update () {

        base.Update();

    }

    private bool _isGuider = false;

    void LateUpdate()

    {

        if (Input.GetKeyDown(KeyCode.G))

        {

            _isGuider = true;

        }

    }

    public override void OnGUI()

    {

        base.OnGUI();

        if (_isGuider) //引导

        {

            GUI.DrawTexture(new Rect(, , , ), HoleTexture);

            Rect rect = new Rect(, , , );

            OkButton.AddHole(rect, _defaultStyle);

            if (Event.current.type == EventType.MouseUp)

            {

                if (rect.Contains(Event.current.mousePosition))

                {

                    StartCoroutine(disCatch());

                }

            }

        }

        if (GUI.Button(new Rect(, , , ), "", OKBTNStyle))

        {

            print("Click OKBTN");

            _isGuider = false;

        }

        if (GUI.Button(new Rect(, , , ), "", OKBTNStyle))

        {

            print("Click Other");

        }

    }

    /// <summary>

    /// 另外线程处理

    /// </summary>

    /// <returns></returns>

    IEnumerator disCatch()

    {

        //开一个线程处理要处理的事

        yield return ;

    }

    /// <summary>

    /// 在界面上面开孔，只有此处可以点击，其余的地方屏蔽用户点击，即在该按钮四周加其他按钮，先加的按钮会在上层。后加的按钮被屏蔽。

    /// </summary>

    /// <param name="rect"></param>

    public static void AddHole(Rect rect, GUIStyle style)

    {

        GUI.Button(new Rect(, , GUIBase.DesignStageWidth, rect.y), "", style);//上面的button

        GUI.Button(new Rect(, rect.yMax, GUIBase.DesignStageWidth, GUIBase.DesignStageHeight - rect.yMax), "", style); //下边的button

        GUI.Button(new Rect(, rect.y, rect.x, rect.height), "", style);//左边

        GUI.Button(new Rect(rect.xMax, rect.y, GUIBase.DesignStageWidth - rect.xMax, rect.height), "", style);//右边

    }

}