Init with unity5.3.5f1

Author: zhaoqingqing

Assets/Flop.meta

@@ -0,0 +1,44 @@
+using System.Linq;
+using UnityEngine;
+using UnityEngine.EventSystems;
+public class Flop : UIBehaviour, IDragHandler
+{
+	public float Offset = 64f;
+	public Transform LookAt;
+	protected override void Start()
+	{
+		base.Start();
+		for (int i = 0; i < transform.childCount; i++)
+		{
+			var x = i * Offset;
+			Drag(x, transform.GetChild(i));
+		}
+		Order();
+	}
+	public void Drag(PointerEventData e)
+	{
+		foreach (Transform i in transform)
+		{
+			var x = i.localPosition.x + e.delta.x;
+			Drag(x, i);
+		}
+		Order();
+	}
+	private void Order()
+	{
+		var children = GetComponentsInChildren<Transform>();
+		var sorted = from child in children orderby child.localPosition.z descending select child;
+		for (int i = 0; i < sorted.Count(); i++)
+		{
+			sorted.ElementAt(i).SetSiblingIndex(i);
+		}
+	}
+	private void Drag(float x, Transform t)
+	{
+		t.localPosition = new Vector3(x, transform.localPosition.y, x < 0 ? -x : x);
+	}
+	public void OnDrag(PointerEventData e)
+	{
+		Drag(e);
+	}
+}