using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using UnityEngine.UI;
///
///
///
public class TestA : MonoBehaviour {
public GameObject trg = null;
public Image moveImg = null;
public Vector3 sencePos;
public Canvas canvas;//画布
private RectTransform rectTransform;//坐标
void Start()
{
canvas = GetComponent