导入--创建场景--canvas--image+button--itween.cs 拖给画布
实现：点击按钮 图片移动
itween动画库可以：
物体移动MoveTo/
颜色渐变 ColorTo/
物体淡入淡出 FadeTo/
摄像机淡入淡出 CameraFadeAdd CameraFadeTo/
注视旋转 LookTo /
物体旋转RotatTo /
物体缩放 ScaleTo /
晃动 PunchPosition PunchRotation PunchScale/
震动 ShakePosition ShakeRotation ShakeScale
using UnityEngine;
using System.Collections;/// <summary>
///
/// </summary>
public class ItweenDemo : MonoBehaviour
{public iTween.EaseType type;public GameObject targetTF;public void ItweenMovement(){//iTween.MoveTo(targetTF, transform.position, 1);//缓动插件 DoTweeniTween.MoveTo(targetTF, iTween.Hash("position", transform.position,"time", 1,"easetype", type,"oncomplete", "Fun1","oncompletetarget",gameObject));}//动画事件private void Fun1(){print("到了");}
}