demo: update demos

2026-05-14 20:20:06 +00:00 · 2022-06-09 01:50:36 +09:00
parent 845365ee27
commit 52ae87f301
60 changed files with 47310 additions and 9473 deletions
--- a/Samples~/Demo/Scripts/UIElementDragger.cs
+++ b/Samples~/Demo/Scripts/UIElementDragger.cs
@@ -0,0 +1,82 @@
+using UnityEngine;
+using UnityEngine.EventSystems;
+
+public class UIElementDragger : MonoBehaviour, IBeginDragHandler, IDragHandler, IEndDragHandler
+{
+    public enum Target
+    {
+        Self,
+        Parent,
+        Custom,
+    }
+
+    private RectTransform rectTransform;
+    private Canvas canvas;
+    public Target m_Target;
+    public Transform m_CustomTarget;
+
+    private void OnEnable()
+    {
+        rectTransform = GetComponent<RectTransform>();
+        canvas = GetComponentInParent<Canvas>();
+    }
+
+    public void OnDrag(PointerEventData eventData)
+    {
+        var delta = (Vector3)GetLocalDelta(eventData.delta);
+
+        switch (m_Target)
+        {
+            case Target.Self:
+                rectTransform.localPosition += delta;
+                break;
+            case Target.Parent:
+                rectTransform.parent.localPosition += delta;
+                break;
+            case Target.Custom:
+                rectTransform.localPosition += delta;
+                if (m_CustomTarget)
+                {
+                    m_CustomTarget.localPosition += delta;
+                }
+                break;
+        }
+    }
+
+    public void OnBeginDrag(PointerEventData eventData)
+    {
+    }
+
+    public void OnEndDrag(PointerEventData eventData)
+    {
+    }
+
+    private Vector2 GetLocalDelta(Vector2 evDelta)
+    {
+        switch (canvas.renderMode)
+        {
+            case RenderMode.ScreenSpaceOverlay:
+                {
+                    var zero = transform.InverseTransformPoint(Vector2.zero);
+                    var delta = transform.InverseTransformPoint(evDelta);
+                    return delta - zero;
+                }
+            case RenderMode.ScreenSpaceCamera:
+                {
+                    Vector2 zero, delta;
+                    RectTransformUtility.ScreenPointToLocalPointInRectangle(rectTransform, Vector2.zero, canvas.worldCamera, out zero);
+                    RectTransformUtility.ScreenPointToLocalPointInRectangle(rectTransform, evDelta, canvas.worldCamera, out delta);
+                    return delta - zero;
+                }
+            case RenderMode.WorldSpace:
+                {
+                    Vector3 zero, delta;
+                    RectTransformUtility.ScreenPointToWorldPointInRectangle(rectTransform, Vector2.zero, canvas.worldCamera, out zero);
+                    RectTransformUtility.ScreenPointToWorldPointInRectangle(rectTransform, evDelta, canvas.worldCamera, out delta);
+                    return delta - zero;
+                }
+            default:
+                throw new System.NotSupportedException();
+        }
+    }
+}