unity笔记-1128-UGUI替换Image图片的三种方式
发表于2017-09-01
在NGUI中,我们可以直接用spriteName = “想要替换的图片名称”; 就可以很方便的替换资源
而UGUI却相对要麻烦一点,下面为大家介绍比较常用的三种替换方式。
一、
- using UnityEngine;
- using System.Collections;
- using UnityEngine.UI;
- public class Test : MonoBehaviour
- {
- [SerializeField]
- Image myImage;
- // Use this for initialization
- void Start()
- {
- myImage.sprite = Resources.Load("Image/pic", typeof(Sprite)) as Sprite; // Image/pic 在 Assets/Resources/目录下
- }
- }
二、
- using UnityEngine;
- using System.Collections;
- using UnityEngine.UI;
- public class Test : MonoBehaviour
- {
- [SerializeField]
- Image myImage;
- [SerializeField]
- Sprite mySprite;
- // Use this for initialization
- void Start()
- {
- myImage.sprite = mySprite; // mySprite 为外部指定的图片资源
- }
- }
三、
- using UnityEngine;
- using System.Collections;
- using UnityEngine.UI;
- public class Test : MonoBehaviour {
- [SerializeField]
- Image myImage;
- // Use this for initialization
- void Start () {
- StartCoroutine(GetImage());
- }
- IEnumerator GetImage()
- {
- string url = "http://www.5dbb.com/images/logo.gif";
- WWW www = new WWW(url);
- yield return www;
- if (string.IsNullOrEmpty(www.error))
- {
- Texture2D tex = www.texture;
- Sprite temp = Sprite.Create(tex, new Rect(0, 0, tex.width, tex.height), new Vector2(0, 0));
- myImage.sprite = temp;
- }
- }
- }