Image를 마우스로 드래그할 수 있는 이벤트를 구현하기 위해 UI EventHandler 추가

Assets/Scripts/UI/UI_Button.cs

@@ -2,6 +2,7 @@ using System;
 using System.Collections.Generic;
 using TMPro;
 using UnityEngine;
+using UnityEngine.EventSystems;
 using UnityEngine.UI;
 
 public class UI_Button : UI_Base
@@ -22,6 +23,11 @@ public class UI_Button : UI_Base
         TestObject
     }
 
+    enum Images
+    {
+        ItemIcon,
+    }
+
     private void Start()
     {
         // Reflection
@@ -29,10 +35,15 @@ public class UI_Button : UI_Base
         // Text 대신 TextMeshProUGUI로 변경
         Bind<TextMeshProUGUI>(typeof(Texts));
         Bind<GameObject>(typeof(GameObjects));
+        Bind<Image>(typeof(Images));
         
         // Get 호출 시에도 타입을 맞춰줍니다.
         // Get<TextMeshProUGUI>((int)Texts.ScoreText).text = "Bind Test";
         GetText((int)Texts.ScoreText).text = "Bind Test";
+
+        GameObject go = GetImage((int)Images.ItemIcon).gameObject;
+        UI_EventHandler evt = go.GetComponent<UI_EventHandler>();
+        evt.OnDragHandler += ((PointerEventData data) => { evt.gameObject.transform.position = data.position; });
     }
     
     private int _score = 0;

Assets/Scripts/UI/UI_EventHandler.cs

@@ -0,0 +1,26 @@
+using System;
+using UnityEngine;
+using UnityEngine.EventSystems;
+
+
+public class UI_EventHandler : MonoBehaviour, IBeginDragHandler, IDragHandler
+{
+    public Action<PointerEventData> OnBeginDragHandler = null;
+    public Action<PointerEventData> OnDragHandler = null;
+        
+    public void OnBeginDrag(PointerEventData eventData)
+    {
+        if (OnBeginDragHandler != null)
+        {
+            OnBeginDragHandler.Invoke(eventData);
+        }
+    }
+
+    public void OnDrag(PointerEventData eventData)
+    {
+        if (OnDragHandler != null)
+        {
+            OnDragHandler.Invoke(eventData);
+        }
+    }
+}

Assets/Scripts/UI/UI_EventHandler.cs.meta

@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: 668ca21f9fefb404388f30bd6902a7c3