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Assets/CoolapeFrame/3rd/NGUI_Enhance/Scripts/Interaction/UIButtonRotation.cs

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+//----------------------------------------------
+//            NGUI: Next-Gen UI kit
+// Copyright © 2011-2015 Tasharen Entertainment
+//----------------------------------------------
+
+using UnityEngine;
+
+/// <summary>
+/// Simple example script of how a button can be rotated visibly when the mouse hovers over it or it gets pressed.
+/// </summary>
+
+[AddComponentMenu("NGUI/Interaction/Button Rotation")]
+public class UIButtonRotation : MonoBehaviour
+{
+	public Transform tweenTarget;
+	public Vector3 hover = Vector3.zero;
+	public Vector3 pressed = Vector3.zero;
+	public float duration = 0.2f;
+
+	Quaternion mRot;
+	bool mStarted = false;
+
+	void Start ()
+	{
+		if (!mStarted)
+		{
+			mStarted = true;
+			if (tweenTarget == null) tweenTarget = transform;
+			mRot = tweenTarget.localRotation;
+		}
+	}
+
+	void OnEnable () { if (mStarted) OnHover(UICamera.IsHighlighted(gameObject)); }
+
+	void OnDisable ()
+	{
+		if (mStarted && tweenTarget != null)
+		{
+			TweenRotation tc = tweenTarget.GetComponent<TweenRotation>();
+
+			if (tc != null)
+			{
+				tc.value = mRot;
+				tc.enabled = false;
+			}
+		}
+	}
+
+	void OnPress (bool isPressed)
+	{
+		if (enabled)
+		{
+			if (!mStarted) Start();
+			TweenRotation.Begin(tweenTarget.gameObject, duration, isPressed ? mRot * Quaternion.Euler(pressed) :
+				(UICamera.IsHighlighted(gameObject) ? mRot * Quaternion.Euler(hover) : mRot)).method = UITweener.Method.EaseInOut;
+		}
+	}
+
+	void OnHover (bool isOver)
+	{
+		if (enabled)
+		{
+			if (!mStarted) Start();
+			TweenRotation.Begin(tweenTarget.gameObject, duration, isOver ? mRot * Quaternion.Euler(hover) :
+				mRot).method = UITweener.Method.EaseInOut;
+		}
+	}
+
+	void OnSelect (bool isSelected)
+	{
+		if (enabled && (!isSelected || UICamera.currentScheme == UICamera.ControlScheme.Controller))
+			OnHover(isSelected);
+	}
+}