public static byte[] OpenResource(string fileName, string resName)
{
try {
PAK pak = (PAK)CollectionUtils.Get(pakRes, fileName);
Stream ins = Resources.OpenStream(fileName);
ArrayByte result = null;
if (CACHE)
{
if (cacheRes == null)
{
cacheRes = new System.Collections.Generic.Dictionary <string, ArrayByte>(
CollectionUtils.INITIAL_CAPACITY);
}
result = (ArrayByte)CollectionUtils.Get(cacheRes, fileName);
if (result == null)
{
result = new ArrayByte(ins, ArrayByte.LITTLE_ENDIAN);
CollectionUtils.Put(cacheRes, fileName, result);
}
else
{
result.Reset(ArrayByte.LITTLE_ENDIAN);
}
}
else
{
result = new ArrayByte(ins, ArrayByte.LITTLE_ENDIAN);
}
if (pak == null)
{
pak = new PAK();
LPKHeader header = ReadHeader(result);
pak.tables = ReadLPKTable(result, (int)header.GetTables());
pak.head_size = (int)(LPKHeader.Size() + header.GetTables()
* LPKTable.Size());
pak.skip = result.Position();
pak.length = result.Length();
CollectionUtils.Put(pakRes, fileName, pak);
}
else
{
result.SetPosition(pak.skip);
}
bool find = false;
int fileIndex = 0;
string innerName = null;
LPKTable[] tables_0 = pak.tables;
int size = tables_0.Length;
for (int i = 0; i < size; i++)
{
innerName = tables_0[i].GetFileName();
if (resName.Equals(innerName, System.StringComparison.InvariantCultureIgnoreCase))
{
find = true;
fileIndex = i;
break;
}
}
if (!find)
{
throw new Exception("File not found. ( " + fileName
+ " )");
}
else
{
return(ReadFileFromPak(result, pak.head_size, tables_0[fileIndex]));
}
} catch (Exception) {
throw new Exception("File not found. ( " + fileName + " )");
}
}
/// <summary>
/// 获得指定头文件的偏移长度
/// </summary>
///
/// <param name="header"></param>
/// <returns></returns>
public static long OutputOffset(LPKHeader header)
{
return(LPKHeader.Size() + header.GetTables() * LPKTable.Size());
}
