using UnityEngine;

using System.Collections;

public class TweenFlipCARDS : MonoBehaviour

{

    private float mfTime = 1.0f;

    public GameObject positive;//牌正面

    public GameObject reverse;//牌背面

    private TweenRotation mPositiveTween;

    private TweenRotation mReverseTween;

    /// <summary> 半圈时间 </summary>

    public float duration = 1;

   void Start()

    {

        mPositiveTween = positive.GetComponent<TweenRotation>();

        if (mPositiveTween == null) mPositiveTween = positive.AddComponent<TweenRotation>();

        mReverseTween = reverse.GetComponent<TweenRotation>();

        if (mReverseTween == null) mReverseTween = reverse.AddComponent<TweenRotation>();

        mPositiveTween.enabled = false;

        mReverseTween.enabled = false;

        reverse.gameObject.transform.localEulerAngles = new Vector3(0, 90, 0);

        //mPositiveTween.onFinished.Add(new EventDelegate(PositiveEventDelegate));

        //mReverseTween.onFinished.Add(new EventDelegate(ReverseEventDelegate));

        //mPositiveTween.callWhenFinished = "PositiveEventDelegate";

        //mReverseTween.callWhenFinished = "ReverseEventDelegate";

       // a是正面。b是反面。 分为4个时间段 1.  a 从0转到90 。b精巧。2.a精巧。b 从90-0. 3.a精巧，b0-90. 4.a从90-0,b精巧。

        StartCoroutine(waitShowReverseTime(mfTime));//显示一定的时间后再翻牌

    }

   IEnumerator waitShowReverseTime(float time)

    {

        yield return new WaitForSeconds(time);

        mPositiveTween.from = Vector3.zero;

        mPositiveTween.to = new Vector3(0, 90, 0);

        mPositiveTween.duration = duration;

        mReverseTween.from = new Vector3(0, 90, 0);

        mReverseTween.to = Vector3.zero;

        mReverseTween.duration = duration;

        UIEventListener listener = UIEventListener.Get(positive.gameObject);

        listener.onClick = ClickUIButton;

        listener = UIEventListener.Get(reverse.gameObject);

        listener.onClick = ClickUIButton;

        mPositiveTween.onFinished = PositiveEventDelegate;

        mReverseTween.onFinished = ReverseEventDelegate;

        ClickUIButton(positive);

    }

    GameObject mNowDown;

    void ClickUIButton(GameObject click)

    {

        mNowDown = click;

        if (click == positive)

        {

            PlayPositive();

        }

        else if (click == reverse)

        {

            PlayReverse();

        }

    }

    /// <summary>

    /// 翻牌

    /// </summary>

    public void PlayPositive()

    {

        mPositiveTween.Play(true);

    }

    /// <summary>

    /// 复位

    /// </summary>

    public void PlayReverse()

    {

        mReverseTween.Play(false);

    }

    /// <summary>

    /// 翻牌回调

    /// </summary>

    public void PositiveEventDelegate(UITweener tween)

    {

        if (mNowDown == mPositiveTween.gameObject) mReverseTween.Play(true);

    }

    /// <summary>

    /// 复位回调

    /// </summary>

    public void ReverseEventDelegate(UITweener tween)

    {

        if (mNowDown == mReverseTween.gameObject) mPositiveTween.Play(false);

    }

}上述代码均来自http://www.xiaobao1993.com/486.html

TweenScale同理，是控制其大小的，可用事实上现闪烁冒泡提示效果,如信息的提示；TweenPosition可实现方向指引效果，如新手引导箭头指引
新手引导：为新手引导新建立一个UI窗体。里面包括一个半透明蒙版UISprite(全屏，用来挡住全部的UI)。箭头UISprite(加上述的TweePosition控制其上下或者左右指引，箭头位置可动态调整),而后再动态复制Clone一份要引导的UI在此窗体下并改变其Z层级显示在最上面，这样就实现了一个要引导的UI的突出效果