/// <summary>
/// 下载
/// </summary>
bool Download(string assetbundlename)
{
lock (lock_obj_)
{
var ab = resources_manifest_.Find(assetbundlename);
if (ab == null)
{
Debug.LogWarning("AssetBundleDownloader.Download - AssetBundleName is invalid.");
return(true);
}
string file_name = ab.IsCompress ?
Compress.GetCompressFileName(assetbundlename) : assetbundlename;
if (!IsDownLoading(file_name))
{
HttpAsyDownload d = GetIdleDownload(true);
if (d == null)
{
return(false);
}
d.Start(Root, file_name, _DownloadNotify, _DownloadError);
}
return(true);
}
}
/// <summary>
/// 开始下载
/// </summary>
public bool Start(string root
, List <string> assetbundles
, ResourcesManifest resources_manifest)
{
Abort();
if (resources_manifest == null)
{
Error(emErrorCode.ParameterError);
return(false);
}
if (assetbundles == null || assetbundles.Count == 0)
{
IsDone = true;
return(true);
}
IsDone = false;
ErrorCode = emErrorCode.None;
Root = root;
resources_manifest_ = resources_manifest;
UncompleteDownloadList = assetbundles;
CompleteDownloadList.Clear();
FailedDownloadList.Clear();
//统计下载数据
TotalSize = 0;
CompletedSize = 0;
for (int i = 0; i < UncompleteDownloadList.Count; ++i)
{
var ab = resources_manifest_.Find(UncompleteDownloadList[i]);
if (ab != null)
{
if (ab.IsCompress)
{
TotalSize += ab.CompressSize;
}
else
{
TotalSize += ab.Size;
}
}
}
//开始下载
for (int i = 0; i < System.Net.ServicePointManager.DefaultConnectionLimit; ++i)
{
HttpAsyDownload d = new HttpAsyDownload(URL);
downloads_.Add(d);
var assetbundlename = GetImcomplete();
if (!string.IsNullOrEmpty(assetbundlename))
{
Download(downloads_[i], assetbundlename);
}
}
return(true);
}
/// <summary>
/// 下载
/// </summary>
bool Download(HttpAsyDownload d, string assetbundlename)
{
lock (lock_obj_)
{
if (string.IsNullOrEmpty(assetbundlename))
{
return(false);
}
var ab = resources_manifest_.Find(assetbundlename);
if (ab == null)
{
Debug.LogWarning("AssetBundleDownloader.Download - AssetBundleName is invalid.");
return(true);
}
DownloadingList.Add(assetbundlename);
string file_name = ab.IsCompress ? Compress.GetCompressFileName(assetbundlename) : assetbundlename;
d.Start(Root, file_name, _DownloadNotify, _DownloadError);
return(true);
}
}
/// <summary>
/// 初始化下载信息
/// </summary>
void InitializeDownload(string root
, List <string> assetbundles
, ResourcesManifest resources_manifest)
{
Root = root;
ImcompleteDownloads = assetbundles;
resources_manifest_ = resources_manifest;
IsDone = false;
ErrorCode = emErrorCode.None;
CompleteDownloads.Clear();
FailedDownloads.Clear();
if (ImcompleteDownloads == null)
{
ImcompleteDownloads = new List <string>();
}
//统计数据
TotalSize = 0;
CompletedSize = 0;
for (int i = 0; i < ImcompleteDownloads.Count; ++i)
{
var ab = resources_manifest_.Find(ImcompleteDownloads[i]);
if (ab != null)
{
if (ab.IsCompress)
{
TotalSize += ab.CompressSize;
}
else
{
TotalSize += ab.Size;
}
}
}
}