/// <summary>
/// 下载错误回调
/// </summary>
public void ErrorDelegateHandle(LoadRequest request)
{
if (request.errorFunction != null)
{
int count = request.errorFunction.GetInvocationList().GetLength(0);
for (int i = 0; i < count; i++)
{
LoadRequest.ErrorDelegate errorFunc = (LoadRequest.ErrorDelegate)request.errorFunction.GetInvocationList()[i];
try
{
errorFunc.Invoke(request);
}
catch (Exception e)
{
Debug.LogWarning("exception:" + e.Message);
}
}
}
}
/// <summary>
/// 读取资源
/// </summary>
public void Load(string url,
LoadRequest.DownCompleteDelegate completeFunc,
object customParam = null,
string fileType = "",
int priority = 2,
LoadRequest.ErrorDelegate errorFunc = null,
LoadRequest.ProcessDelegate processFunc = null)
{
url = url.Trim();
if (string.IsNullOrEmpty(url))
{
return;
}
if (completeDict.ContainsKey(url))
{
// 已下载资源，直接调用回调函数
if (customParam != null)
{
completeDict[url].param = customParam;
}
try
{
completeFunc.Invoke(completeDict[url]);
}
catch (Exception exception)
{
Debug.LogWarning("exception:" + exception.Message);
}
}
else if (loadDict.ContainsKey(url))
{
// 已经提交相同请求，但是没有下载完成
loadDict[url].completeFunction += completeFunc;
loadDict[url].processFunction += processFunc;
loadDict[url].errorFunction += errorFunc;
loadDict[url].customParams.Add(customParam);
}
else if (waitDict.ContainsKey(url))
{
// 已经提交相同请求，但是还没轮到加载
loadDict[url].completeFunction += completeFunc;
loadDict[url].processFunction += processFunc;
loadDict[url].errorFunction += errorFunc;
loadDict[url].customParams.Add(customParam);
}
else
{
// 未加载过的
if (loadDict.Count < MAX_LOAD_REQUEST)
{
isLoading = true;
LoadRequest loadRequest = new LoadRequest(url, customParam, fileType, completeFunc, errorFunc, processFunc);
if (customParam != null && customParam.GetType().ToString() == "System.Collections.Generic.List`1[System.Object]")
{
loadRequest.customParams = (List <object>)customParam;
}
loadDict.Add(url, loadRequest);
}
else
{
// 已达到最大加载数目，加入等待队列
LoadRequest loadRequest = new LoadRequest();
loadRequest.requestURL = url;
loadRequest.completeFunction = completeFunc;
loadRequest.errorFunction = errorFunc;
loadRequest.processFunction = processFunc;
loadRequest.customParams.Add(customParam);
loadRequest.fileType = fileType;
loadRequest.priotiry = priority;
waitDict.Add(url, loadRequest);
priorityList.Add(url);
//maxx-m
//priorityList = priorityList.OrderBy(s => waitDict[s].priotiry).ToList();
}
}
}
