/// <summary>
/// Load the specified imageurl, textIndex and callbackDelegate.
/// load for nocache
/// </summary>
/// <param name="imageurl">Imageurl.</param>
/// <param name="textIndex">Text index.</param>
/// <param name="callbackDelegate">Callback delegate.</param>
public IEnumerator Load(string imageurl, uint textIndex, DelegateSpriteCallMethod callbackDelegate)
{
double startTime = (double)Time.time;
//请求WWW
WWW www = new WWW(imageurl);
yield return(www);
if (www != null && string.IsNullOrEmpty(www.error))
{
//最多等5s...
int maxTimeout = 5;
while (!www.isDone)
{
yield return(new WaitForSeconds(1));
maxTimeout--;
if (maxTimeout <= 0)
{
yield break;
}
}
//获取Texture
Texture2D texture = www.texture;
//创建Sprite
Sprite sprite = Sprite.Create(texture, new Rect(0, 0, texture.width, texture.height), new Vector2(0.5f, 0.5f));
//image.sprite = sprite;,for cache...
if (false == dicSpriteList.ContainsKey(imageurl))
{
dicSpriteList.Add(imageurl, sprite);
}
//?...为啥不能正常回调啊啊啊...
if (callbackDelegate != null)
{
callbackDelegate(sprite, textIndex);
}
else
{
ImageLoadEvent messageEventArgs = new ImageLoadEvent(imageurl, sprite);
enqueueToMessageEventQueue(messageEventArgs);
}
startTime = (double)Time.time - startTime;
Debug.Log("WWW加载用时:" + startTime);
}
}
/// <summary>
/// 以WWW方式进行加载,add cache..
/// </summary>
public void StartSpriteLoad(string imageurl, uint textIndex, DelegateSpriteCallMethod callbackDelegate)
{
if (dicSpriteList.ContainsKey(imageurl))
{
if (callbackDelegate != null)
{
callbackDelegate(dicSpriteList[imageurl], textIndex);
}
else
{
ImageLoadEvent messageEventArgs = new ImageLoadEvent(imageurl, dicSpriteList[imageurl]);
enqueueToMessageEventQueue(messageEventArgs);
}
return;
}
StartCoroutine(Load(imageurl, textIndex, callbackDelegate));
}