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Assets/CoolapeFrame/3rd/NGUI_Enhance/Examples/Scripts/Other/ExampleDragDropItem.cs

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+//----------------------------------------------
+//            NGUI: Next-Gen UI kit
+// Copyright © 2011-2015 Tasharen Entertainment
+//----------------------------------------------
+
+using UnityEngine;
+
+[AddComponentMenu("NGUI/Examples/Drag and Drop Item (Example)")]
+public class ExampleDragDropItem : UIDragDropItem
+{
+	/// <summary>
+	/// Prefab object that will be instantiated on the DragDropSurface if it receives the OnDrop event.
+	/// </summary>
+
+	public GameObject prefab;
+
+	/// <summary>
+	/// Drop a 3D game object onto the surface.
+	/// </summary>
+
+	protected override void OnDragDropRelease (GameObject surface)
+	{
+		if (surface != null)
+		{
+			ExampleDragDropSurface dds = surface.GetComponent<ExampleDragDropSurface>();
+
+			if (dds != null)
+			{
+				GameObject child = NGUITools.AddChild(dds.gameObject, prefab);
+				child.transform.localScale = dds.transform.localScale;
+
+				Transform trans = child.transform;
+//				trans.position = UICamera.lastWorldPosition;
+
+				if (dds.rotatePlacedObject)
+				{
+					trans.rotation = Quaternion.LookRotation(UICamera.lastHit.normal) * Quaternion.Euler(90f, 0f, 0f);
+				}
+				
+				// Destroy this icon as it's no longer needed
+				NGUITools.Destroy(gameObject);
+				return;
+			}
+		}
+		base.OnDragDropRelease(surface);
+	}
+}