public void addTask(string url, int resType, LoadFinishBack callback = null, Type types = null, int priority = 0, LoadFinishBack errorback = null)
{
if (okBackList.ContainsKey(url))
{
addFinishBack(url, callback);
return;
}
if (ResPool.instance.hasLoadedRes(url))
{//已加载
callFinishBack(url);
remove(url, okBackList);
if (callback != null)
{
callback(url);
}
return;
}
LoadItem item = new LoadItem();
item.url = url;
item.types = types;
item.resType = resType;
item.priority = priority * MAX_OFFET_PRIORITY + offetPriority;
offetPriority--;
waitList.Add(item);
if (!isLoading)
{
loadNext();
}
}
/**取消加载**/
public void unloadRes(String url, LoadFinishBack callback)
{
if (StringUtils.isEmpty(url))
{
return;
}
if (!loadingList.ContainsKey(url))
{
return;
}
IList <LoadItem> list = loadingList[url];
foreach (LoadItem item in list)
{
if (item.url.Equals(url) && item.callback == callback)
{
binLoadMgr.unload(item);
list.Remove(item);
item.dispose();
break;
}
}
if (list.Count < 1)
{
removeProgress(url);
loadingList.Remove(url);
}
}
internal void dispose()
{
str = null;
url = null;
args = null;
www = null;
types = null;
callback = null;
errorback = null;
}
/**加载资源
* @param url 加载地址
* @param resType 资源类型
* @param callback 加载成功回调 callback(url,args)
* @param priority 加载优先级，数字越大越早加载
* @param errorback 加载失败回调 errorback(url,args)
* @param args 其它参数
*/
public bool loadRes(string url, int resType, LoadFinishBack callback = null, int priority = 0, LoadFinishBack errorback = null, object[] args = null)
{
if (StringUtils.isEmpty(url))
{
return(false);
}
//A-1 内存镜像已有
if (ResPool.instance.hasLoadedRes(url))
{
if (binLoadMgr.isTrace)
{
Log.info(this, "-loadRes() url:" + url + " 缓存已有！");
}
if (callback != null)
{
callback(url, args);
}
return(true);
}
//A-2 不指定优先级，从默认配置项取
if (priority < 1)
{
priority = typeConfigList.ContainsKey(resType) ? typeConfigList[resType] : ResPriority.LOW;
}
LoadItem item = new LoadItem();
item.url = url;
item.args = args;
item.resType = resType;
item.priority = priority;
item.callback = callback;
item.errorback = errorback;
if (loadingList.ContainsKey(url))
{
loadingList[url].Add(item);
}
else
{
loadingList.Add(url, new List <LoadItem>());
loadingList[url].Add(item);
binLoadMgr.addTask(item); // 这个很重要，将要下载的item 放进 BinLoadMgr 去排队下载;
}
if (binLoadMgr.isTrace)
{
Log.info(this, "-loadRes() url:" + url + " 已放入加载队列！");
}
return(true);
}
private void addErrorBack(string url, LoadFinishBack errorback)
{
if (errorback == null)
{
return;
}
IList <LoadFinishBack> list = errorBackList.ContainsKey(url) ? errorBackList[url] : null;
if (list == null)
{
list = new List <LoadFinishBack>();
errorBackList.Add(url, list);
}
list.Add(errorback);
}
private void addFinishBack(string url, LoadFinishBack callback)
{
if (callback == null)
{
return;
}
IList <LoadFinishBack> list = okBackList.ContainsKey(url) ? okBackList[url] : null;
if (list == null)
{
list = new List <LoadFinishBack>();
okBackList.Add(url, list);
}
list.Add(callback);
}
