public override void Read(BinaryReader br)
{
const uint IsParentBlock = 0x80000000;
_blocks = new ArrayList();
long position = br.BaseStream.Position;
while ((br.BaseStream.Position - position) < _header.Length)
{
TpkBase block = null;
TpkHeader header = new TpkHeader();
header.Read(br);
long positionLocal = br.BaseStream.Position;
if (((uint)header.Id & IsParentBlock) != 0)
{
block = new TpkBaseBlock();
}
else
{
switch (header.Id)
{
case TpkChunk.TpkHeadFileInfo:
block = new TpkHeadFileInfo();
break;
case TpkChunk.TpkHeadHash:
block = new TpkHeadHash();
break;
case TpkChunk.TpkHeadDataOffset:
block = new TpkHeadDataOffset();
break;
case TpkChunk.TpkDataHeadLink:
block = new TpkDataHeadLink();
break;
case TpkChunk.TpkDataRaw:
block = new TpkDataRaw();
break;
case TpkChunk.TpkNull:
block = new TpkNull();
break;
default:
block = new TpkUnknown();
break;
}
}
block.Header = header;
block.Read(br);
_blocks.Add(block);
br.BaseStream.Seek(positionLocal + header.Length, SeekOrigin.Begin);
}
}
public TpkBase FindByChunk(TpkChunk id)
{
foreach (TpkBase block in _blocks)
{
if (block is TpkBaseBlock)
{
TpkBase ret = (block as TpkBaseBlock).FindByChunk(id);
if (ret != null)
{
return(ret);
}
}
else
{
if (block.Header.Id == id)
{
return(block);
}
}
}
return(null);
}
public void AddBlock(TpkBase block)
{
_blocks.Add(block);
}
