UGUI穿透3D世界判断&&UGUI全事件监听

public bool isPointUI(){

PointerEventData eventDataCurrnt = new PointerEventData (EventSystem.current);

eventDataCurrnt .position = new Vector2(Input.mousePosition.x,Input.mousePosition.y);

List<RaycastResult> results= new List<RaycastResult>();

EventSystem.current.RaycastAll(eventDataCurrnt ,results);

return results.Count >=1;//Panel自带一个RaycastResult

}

///监听

using System;

using UnityEngine;

using UnityEngine.EventSystems;





public class EventTriggerListener : MonoBehaviour, IPointerEnterHandler, IPointerExitHandler, IPointerDownHandler, IPointerUpHandler, IPointerClickHandler

{

    public delegate void VoidDelegate(GameObject go);

    public VoidDelegate onClick;//点击

    public VoidDelegate onDown;//点击按下

    public VoidDelegate onUp;//点击抬起

    public VoidDelegate onEnter;//进入区域

    public VoidDelegate onExit;//离开区域

    public static EventTriggerListener Get(GameObject go)

    {

        if (null == go)

        {

            Debug.Log(go + "幺幺零 this NULL");

            return null;

        }

        EventTriggerListener listener = go.GetComponent<EventTriggerListener>();

        if (listener == null) listener = go.AddComponent<EventTriggerListener>();

        return listener;

    }

    /// <summary>

    /// 点击

    /// </summary>

    /// <param name="eventData"></param>

    public void OnPointerClick(PointerEventData eventData)

    {

        if (onClick != null) onClick(gameObject);

    }

    public void OnPointerDown(PointerEventData eventData)

    {

        if (onDown != null) onDown(gameObject);

    }

    public void OnPointerUp(PointerEventData eventData)

    {

        if (onUp != null) onUp(gameObject);

    }

    public void OnPointerEnter(PointerEventData eventData)

    {

        if (onEnter != null) onEnter(gameObject);

    }

    public void OnPointerExit(PointerEventData eventData)

    {

        if (onExit != null) onExit(gameObject);

    }

}





public class EventTriggerListenerDarg : MonoBehaviour, IBeginDragHandler, IInitializePotentialDragHandler, IDragHandler, IEndDragHandler, IDropHandler

{

    public delegate void VoidDelegate(GameObject go);

    public VoidDelegate onBeginDrag;//开始拖动

    public VoidDelegate onDrag;//拖动

    public VoidDelegate onDrop;//放下

    public VoidDelegate onEndDrag;//结束拖动

    public VoidDelegate onInitializePotentialDrag;//没拖动

    public static EventTriggerListenerDarg Get(GameObject go)

    {

        if (null == go)

        {

            Debug.Log(go + "幺幺零 this NULL");

            return null;

        }

        EventTriggerListenerDarg listener = go.GetComponent<EventTriggerListenerDarg>();

        if (listener == null) listener = go.AddComponent<EventTriggerListenerDarg>();

        return listener;

    }





    /// <summary>

    /// 拖动

    /// </summary>

    /// <param name="eventData"></param>

    public void OnBeginDrag(PointerEventData eventData)

    {

        if (onBeginDrag != null) onBeginDrag(gameObject);

    }

    public void OnDrag(PointerEventData eventData)

    {

        if (onDrag != null) onDrag(gameObject);

    }

    public void OnDrop(PointerEventData eventData)

    {

        if (onDrop != null) onDrop(gameObject);

    }

    public void OnEndDrag(PointerEventData eventData)

    {

        if (onEndDrag != null) onEndDrag(gameObject);

    }

    public void OnInitializePotentialDrag(PointerEventData eventData)

    {

        if (onInitializePotentialDrag != null) onInitializePotentialDrag(gameObject);

    }

}

public class EventTriggerListenerSelect : MonoBehaviour, IUpdateSelectedHandler, ISelectHandler, IDeselectHandler

{

    public delegate void VoidDelegate(GameObject go);

    public VoidDelegate onSelect;//选中

    public VoidDelegate onDeselect;//不选中

    public VoidDelegate onUpdateSelect;//选中状态

    public static EventTriggerListenerSelect Get(GameObject go)

    {

        if (null == go)

        {

            Debug.Log(go + "幺幺零 this NULL");

            return null;

        }

        EventTriggerListenerSelect listener = go.GetComponent<EventTriggerListenerSelect>();

        if (listener == null) listener = go.AddComponent<EventTriggerListenerSelect>();

        return listener;

    }

    /// <summary>

    /// 选中

    /// </summary>

    /// <param name="eventData"></param>

    public void OnSelect(BaseEventData eventData)

    {

        if (onSelect != null) onSelect(gameObject);

    }

    public void OnDeselect(BaseEventData eventData)

    {

        if (onDeselect != null) onDeselect(gameObject);

    }

    public void OnUpdateSelected(BaseEventData eventData)

    {

        if (onUpdateSelect != null) onUpdateSelect(gameObject);

    }





}

public class EventTriggerListenerScroll : MonoBehaviour, IScrollHandler, IMoveHandler

{

    public delegate void VoidDelegate(GameObject go);

    public VoidDelegate onMove;//鼠标移动

    public VoidDelegate onScroll;//滑动

    public static EventTriggerListenerScroll Get(GameObject go)

    {

        if (null == go)

        {

            Debug.Log(go + "幺幺零 this NULL");

            return null;

        }

        EventTriggerListenerScroll listener = go.GetComponent<EventTriggerListenerScroll>();

        if (listener == null) listener = go.AddComponent<EventTriggerListenerScroll>();

        return listener;

    }





    /// <summary>

    /// 滑动

    /// </summary>

    /// <param name="eventData"></param>

    public void OnMove(AxisEventData eventData)

    {

        if (onMove != null) onMove(gameObject);

    }

    public void OnScroll(PointerEventData eventData)

    {

        if (onScroll != null) onScroll(gameObject);

        Debug.Log("OnScroll");

    }

}

public class EventTriggerListenerCancel : MonoBehaviour, ISubmitHandler, ICancelHandler

{

    public delegate void VoidDelegate(GameObject go);

    public VoidDelegate onCancel;//取消

    public VoidDelegate onSubmit;//确认

    public static EventTriggerListenerCancel Get(GameObject go)

    {

        if (null == go)

        {

            Debug.Log(go + "幺幺零 this NULL");

            return null;

        }

        EventTriggerListenerCancel listener = go.GetComponent<EventTriggerListenerCancel>();

        if (listener == null) listener = go.AddComponent<EventTriggerListenerCancel>();

        return listener;

    }

    /// <summary>

    /// 输入

    /// </summary>

    /// <param name="eventData"></param>

    public void OnCancel(BaseEventData eventData)

    {

        if (onCancel != null) onCancel(gameObject);

    }





    public void OnSubmit(BaseEventData eventData)

    {

        if (onSubmit != null) onSubmit(gameObject);

    }





}