public Texture2D GetCachedTexture(string url)
{
string key = CFileManager.GetMd5(url.ToLower());
CCachedTextureInfo cachedTextureInfo = this.m_cachedTextureInfoSet.GetCachedTextureInfo(key);
if (cachedTextureInfo != null)
{
TimeSpan span = (TimeSpan)(DateTime.Now - cachedTextureInfo.m_lastModifyTime);
if (span.TotalDays < 2.0)
{
string filePath = CFileManager.CombinePath(s_cachedTextureDirectory, key + ".bytes");
if (!CFileManager.IsFileExist(filePath))
{
return(null);
}
byte[] buffer = CFileManager.ReadFile(filePath);
if ((buffer == null) || (buffer.Length <= 0))
{
return(null);
}
Texture2D textured = null;
if (cachedTextureInfo.m_isGif)
{
using (MemoryStream stream = new MemoryStream(buffer))
{
return(GifHelper.GifToTexture(stream, 0));
}
}
textured = new Texture2D(cachedTextureInfo.m_width, cachedTextureInfo.m_height, TextureFormat.ARGB32, false);
textured.LoadImage(buffer);
return(textured);
}
}
return(null);
}
public void SetFileLastModifyTime(string url, ref DateTime dt)
{
string key = CFileManager.GetMd5(url.ToLower());
CCachedFileInfo cacheFileInfo = m_cachedFileInfoSet.GetFileInfo(key);
if (cacheFileInfo != null)
{
cacheFileInfo.m_lastModifyTime = dt;
}
}
public void AddCachedTexture(string url, int width, int height, bool isGif, byte[] data)
{
string key = CFileManager.GetMd5(url.ToLower());
if (this.m_cachedTextureInfoSet.m_cachedTextureInfoMap.ContainsKey(key))
{
CCachedTextureInfo info = null;
this.m_cachedTextureInfoSet.m_cachedTextureInfoMap.TryGetValue(key, out info);
DebugHelper.Assert(this.m_cachedTextureInfoSet.m_cachedTextureInfos.Contains(info), "zen me ke neng?");
info.m_width = width;
info.m_height = height;
info.m_lastModifyTime = DateTime.Now;
info.m_isGif = isGif;
}
else
{
if (this.m_cachedTextureInfoSet.m_cachedTextureInfos.Count >= 100)
{
string str2 = this.m_cachedTextureInfoSet.RemoveEarliestTextureInfo();
if (!string.IsNullOrEmpty(str2))
{
string str3 = CFileManager.CombinePath(s_cachedTextureDirectory, str2 + ".bytes");
if (CFileManager.IsFileExist(str3))
{
CFileManager.DeleteFile(str3);
}
}
}
CCachedTextureInfo cachedTextureInfo = new CCachedTextureInfo {
m_key = key,
m_width = width,
m_height = height,
m_lastModifyTime = DateTime.Now,
m_isGif = isGif
};
this.m_cachedTextureInfoSet.AddTextureInfo(key, cachedTextureInfo);
}
this.m_cachedTextureInfoSet.SortTextureInfo();
int offset = 0;
this.m_cachedTextureInfoSet.Write(s_buffer, ref offset);
if (CFileManager.IsFileExist(s_cachedTextureInfoSetFileFullPath))
{
CFileManager.DeleteFile(s_cachedTextureInfoSetFileFullPath);
}
CFileManager.WriteFile(s_cachedTextureInfoSetFileFullPath, s_buffer, 0, offset);
string filePath = CFileManager.CombinePath(s_cachedTextureDirectory, key + ".bytes");
if (CFileManager.IsFileExist(filePath))
{
CFileManager.DeleteFile(filePath);
}
CFileManager.WriteFile(filePath, data);
}
public void AddCachedTexture(string url, int width, int height, bool isGif, byte[] data)
{
string md = CFileManager.GetMd5(url.ToLower());
if (this.m_cachedTextureInfoSet.m_cachedTextureInfoMap.ContainsKey(md))
{
CCachedTextureInfo cCachedTextureInfo = null;
this.m_cachedTextureInfoSet.m_cachedTextureInfoMap.TryGetValue(md, ref cCachedTextureInfo);
DebugHelper.Assert(this.m_cachedTextureInfoSet.m_cachedTextureInfos.Contains(cCachedTextureInfo), "zen me ke neng?");
cCachedTextureInfo.m_width = width;
cCachedTextureInfo.m_height = height;
cCachedTextureInfo.m_lastModifyTime = DateTime.get_Now();
cCachedTextureInfo.m_isGif = isGif;
}
else
{
if (this.m_cachedTextureInfoSet.m_cachedTextureInfos.get_Count() >= 100)
{
string text = this.m_cachedTextureInfoSet.RemoveEarliestTextureInfo();
if (!string.IsNullOrEmpty(text))
{
string text2 = CFileManager.CombinePath(CCachedTextureManager.s_cachedTextureDirectory, text + ".bytes");
if (CFileManager.IsFileExist(text2))
{
CFileManager.DeleteFile(text2);
}
}
}
CCachedTextureInfo cCachedTextureInfo2 = new CCachedTextureInfo();
cCachedTextureInfo2.m_key = md;
cCachedTextureInfo2.m_width = width;
cCachedTextureInfo2.m_height = height;
cCachedTextureInfo2.m_lastModifyTime = DateTime.get_Now();
cCachedTextureInfo2.m_isGif = isGif;
this.m_cachedTextureInfoSet.AddTextureInfo(md, cCachedTextureInfo2);
}
this.m_cachedTextureInfoSet.SortTextureInfo();
int num = 0;
this.m_cachedTextureInfoSet.Write(CCachedTextureManager.s_buffer, ref num);
if (CFileManager.IsFileExist(CCachedTextureManager.s_cachedTextureInfoSetFileFullPath))
{
CFileManager.DeleteFile(CCachedTextureManager.s_cachedTextureInfoSetFileFullPath);
}
CFileManager.WriteFile(CCachedTextureManager.s_cachedTextureInfoSetFileFullPath, CCachedTextureManager.s_buffer, 0, num);
string text3 = CFileManager.CombinePath(CCachedTextureManager.s_cachedTextureDirectory, md + ".bytes");
if (CFileManager.IsFileExist(text3))
{
CFileManager.DeleteFile(text3);
}
CFileManager.WriteFile(text3, data);
}
public DateTime GetFileLastModifyTime(string url)
{
string key = CFileManager.GetMd5(url.ToLower());
CCachedFileInfo cacheFileInfo = m_cachedFileInfoSet.GetFileInfo(key);
if (cacheFileInfo != null)
{
return(cacheFileInfo.m_lastModifyTime);
}
else
{
return(DateTime.MinValue);
}
}
//--------------------------------------------------
/// 获取缓存的资源文件路径
/// @url : 地址
/// @validDays : 有效天数
//--------------------------------------------------
public string GetCachedFilePath(string url, float validDays)
{
string key = CFileManager.GetMd5(url.ToLower());
CCachedFileInfo cachedFileInfo = m_cachedFileInfoSet.GetFileInfo(key);
//不存在
if (cachedFileInfo == null)
{
return(string.Empty);
}
//检查是否过期
if ((DateTime.Now - cachedFileInfo.m_lastModifyTime).TotalDays >= validDays)
{
RemoveFile(key);
return(string.Empty);
}
string cachedFileFullPath = CFileManager.CombinePath(m_dir, key + m_fileExtension);
//检查文件是否存在
if (CFileManager.IsFileExist(cachedFileFullPath))
{
//通过校验文件长度，来判断是否被串改
if (cachedFileInfo.m_fileLength == (int)CFileManager.GetFileLength(cachedFileFullPath))
{
return(cachedFileFullPath);
}
else
{
RemoveFile(key);
}
}
return(string.Empty);
}
public Texture2D GetCachedTexture(string url, float validDays)
{
string md = CFileManager.GetMd5(url.ToLower());
CCachedTextureInfo cachedTextureInfo = this.m_cachedTextureInfoSet.GetCachedTextureInfo(md);
if (cachedTextureInfo == null || (DateTime.get_Now() - cachedTextureInfo.m_lastModifyTime).get_TotalDays() >= (double)validDays)
{
return(null);
}
string text = CFileManager.CombinePath(CCachedTextureManager.s_cachedTextureDirectory, md + ".bytes");
if (!CFileManager.IsFileExist(text))
{
return(null);
}
byte[] array = CFileManager.ReadFile(text);
if (array == null || array.Length <= 0)
{
return(null);
}
Texture2D texture2D = null;
if (cachedTextureInfo.m_isGif)
{
using (MemoryStream memoryStream = new MemoryStream(array))
{
texture2D = GifHelper.GifToTexture(memoryStream, 0);
}
}
else
{
texture2D = new Texture2D(cachedTextureInfo.m_width, cachedTextureInfo.m_height, TextureFormat.ARGB32, false);
texture2D.LoadImage(array);
}
return(texture2D);
}
//--------------------------------------------------
/// 添加缓存文件
/// @url
/// @cacheType
/// @width
/// @height
/// @isGif
/// @data
//--------------------------------------------------
public void AddFile(string url, byte[] data, int tagInt1 = 0, int tagInt2 = 0, bool tagBool = false)
{
string key = CFileManager.GetMd5(url.ToLower());
List <CCachedFileInfo> cachedFileInfoList = m_cachedFileInfoSet.m_cachedFileInfos;
if (cachedFileInfoList == null)
{
return;
}
if (m_cachedFileInfoSet.m_cachedFileInfoMap.ContainsKey(key))
{
CCachedFileInfo cachedFileInfo = null;
m_cachedFileInfoSet.m_cachedFileInfoMap.TryGetValue(key, out cachedFileInfo);
Debug.Assert(cachedFileInfoList != null && cachedFileInfoList.Contains(cachedFileInfo), "zen me ke neng?");
//修改信息
cachedFileInfo.m_fileLength = data.Length;
cachedFileInfo.m_lastModifyTime = DateTime.Now;
cachedFileInfo.m_tagInt1 = tagInt1;
cachedFileInfo.m_tagInt2 = tagInt2;
cachedFileInfo.m_tagBool = tagBool;
}
else
{
//如果数量达到上限，移除排在最前面的文件
if (cachedFileInfoList.Count >= m_maxCnt)
{
string removeKey = m_cachedFileInfoSet.RemoveEarliestFileInfo();
//删除缓存文件
if (!string.IsNullOrEmpty(removeKey))
{
string removeCachedFileFullPath = CFileManager.CombinePath(m_dir, removeKey + m_fileExtension);
if (CFileManager.IsFileExist(removeCachedFileFullPath))
{
CFileManager.DeleteFile(removeCachedFileFullPath);
}
}
}
CCachedFileInfo cachedFileInfo = new CCachedFileInfo();
cachedFileInfo.m_key = key;
cachedFileInfo.m_fileLength = data.Length;
cachedFileInfo.m_lastModifyTime = DateTime.Now;
cachedFileInfo.m_tagInt1 = tagInt1;
cachedFileInfo.m_tagInt2 = tagInt2;
cachedFileInfo.m_tagBool = tagBool;
m_cachedFileInfoSet.AddFileInfo(key, cachedFileInfo);
}
//排序
m_cachedFileInfoSet.m_cachedFileInfos.Sort();
//写入信息文件
byte[] buffer = CFileManager.LockFileBuffer();
try
{
MakeDirReady();
int offset = 0;
m_cachedFileInfoSet.Write(buffer, ref offset);
if (CFileManager.IsFileExist(m_metaFilePath))
{
CFileManager.DeleteFile(m_metaFilePath);
}
CFileManager.WriteFile(m_metaFilePath, buffer, 0, offset);
}
finally
{
CFileManager.UnLockFileBuffer();
}
//写入数据文件
string cachedFileFullPath = CFileManager.CombinePath(m_dir, key + m_fileExtension);
if (CFileManager.IsFileExist(cachedFileFullPath))
{
CFileManager.DeleteFile(cachedFileFullPath);
}
CFileManager.WriteFile(cachedFileFullPath, data);
}
public CCachedFileInfo GetCacheFileInfo(string url)
{
string key = CFileManager.GetMd5(url.ToLower());
return(m_cachedFileInfoSet.GetFileInfo(key));
}