draggable items

Assets/Scripts/UI/DraggableSlotContentUI.cs

@@ -0,0 +1,34 @@
+using UnityEngine;
+using UnityEngine.EventSystems;
+using UnityEngine.UI;
+public class DraggableSlotContentUI : MonoBehaviour, IBeginDragHandler, IDragHandler, IEndDragHandler
+{
+  public int slotIndex;
+  [HideInInspector] public Transform parentAfterDrag;
+  public Image image;
+  public void OnBeginDrag(PointerEventData eventData)
+  {
+    Debug.Log("Start Drag");
+
+    parentAfterDrag = transform.parent;
+    transform.SetParent(transform.root);
+    transform.SetAsLastSibling();
+    image.raycastTarget = false;
+  }
+
+  public void OnDrag(PointerEventData eventData)
+  {
+    Debug.Log("Dragging");
+    transform.position = Input.mousePosition;
+
+  }
+
+  public void OnEndDrag(PointerEventData eventData)
+  {
+    Debug.Log("End drag");
+    transform.SetParent(parentAfterDrag);
+    image.raycastTarget = true;
+    // invoke
+    Inventory.OnPlayerInventoryChanged?.Invoke();
+  }
+}