备份CatanBuilding瘦身独立工程

Assets/Scripts/UIExtend/UIButtonDouble.cs

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+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.EventSystems;
+using UnityEngine.UI;
+using static UnityEngine.EventSystems.ExecuteEvents;
+
+public class UIButtonDouble : Button
+{
+    public int ExecuteCount = 1;
+    public int curExecuteCount = 0;
+    private ButtonClickedEvent m_OnDown = new ButtonClickedEvent();
+    private ButtonClickedEvent m_OnUp = new ButtonClickedEvent();
+    PointerEventData _pointerEventData;
+    public PointerEventData PointerEventData => _pointerEventData;
+    public ButtonClickedEvent onDown
+    {
+        get { return m_OnDown; }
+        set { m_OnDown = value; }
+    }
+
+    public ButtonClickedEvent onUp
+    {
+        get { return m_OnUp; }
+        set { m_OnUp = value; }
+    }
+    public override void OnPointerClick(PointerEventData eventData)
+    {
+        RaycastThrough(eventData, pointerClickHandler);
+        base.OnPointerClick(eventData);
+    }
+
+    public override void OnPointerDown(PointerEventData eventData)
+    {
+        RaycastThrough(eventData, pointerDownHandler);
+        m_OnDown.Invoke();
+        base.OnPointerDown(eventData);
+    }
+    public override void OnPointerUp(PointerEventData eventData)
+    {
+        RaycastThrough(eventData, pointerUpHandler);
+        m_OnUp.Invoke();
+        base.OnPointerUp(eventData);
+    }
+    public void RaycastThrough<T>(BaseEventData baseEventData, EventFunction<T> eventFunction) where T : IEventSystemHandler
+    {
+        _pointerEventData = (PointerEventData)baseEventData;
+
+        List<RaycastResult> raycastResults = new List<RaycastResult>();
+        //当前处理的gameobject
+        GameObject currentObj = gameObject ?? _pointerEventData.pointerDrag;
+        //获取当前射线检测到的所有结果
+        EventSystem.current.RaycastAll(_pointerEventData, raycastResults);
+        curExecuteCount = 0;
+        bool isExecute = false;
+        for (int i = 0; i < raycastResults.Count; i++)
+        {
+            //}
+            //foreach (var item in raycastResults)
+            //{
+            var item = raycastResults[i];
+            GameObject nextObj = item.gameObject;
+            if (nextObj != null && nextObj == currentObj)
+            {
+                isExecute = true;
+            }
+            if (isExecute && nextObj != null && nextObj != currentObj)
+            {
+                GameObject excuteObj = GetEventHandler<T>(nextObj);
+                if (excuteObj != null && excuteObj != currentObj)
+                {
+                    //执行下一层事件,如果你还需要继续执行下面层UI事件可以不return，我这里只检测下一层的，所以我循环一次就直接return
+                    Execute(excuteObj, _pointerEventData, eventFunction);
+                }
+                curExecuteCount++;
+                if (curExecuteCount >= ExecuteCount)
+                {
+                    return;
+                }
+
+            }
+        }
+
+    }
+}