Files
2026-02-02 04:50:13 +01:00

106 lines
2.6 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "common/file.h"
#include "common/textconsole.h"
#include "bagel/mfc/afxwin.h"
namespace Bagel {
namespace MFC {
IMPLEMENT_DYNAMIC(CFile, CObject)
CFile::CFile(const char *lpszFileName, unsigned int nOpenFlags) {
if (!Open(lpszFileName, nOpenFlags))
error("Could not open - %s", lpszFileName);
}
bool CFile::Open(const char *lpszFileName, unsigned int nOpenFlags, CFileException *pError) {
Close();
Common::SeekableReadStream *rs = OpenFile(lpszFileName);
if (rs)
_stream = rs;
return rs != nullptr;
}
void CFile::Close() {
delete _stream;
_stream = nullptr;
}
void CFile::Abort() {
error("TODO: CFile::Abort");
}
Common::SeekableReadStream *CFile::readStream() const {
Common::SeekableReadStream *rs = dynamic_cast <
Common::SeekableReadStream * > (_stream);
assert(rs);
return rs;
}
Common::WriteStream *CFile::writeStream() const {
Common::WriteStream *ws = dynamic_cast <
Common::WriteStream * > (_stream);
assert(ws);
return ws;
}
uint64 CFile::SeekToEnd() {
return readStream()->seek(0, SEEK_END);
}
void CFile::SeekToBegin() {
readStream()->seek(0);
}
uint64 CFile::Seek(int64 lOff, unsigned int nFrom) {
return readStream()->seek(lOff, nFrom);
}
uint64 CFile::GetLength() const {
return readStream()->size();
}
uint64 CFile::GetPosition() const {
return readStream()->pos();
}
unsigned int CFile::Read(void *lpBuf, unsigned int nCount) {
return readStream()->read(lpBuf, nCount);
}
void CFile::Write(const void *lpBuf, unsigned int nCount) {
writeStream()->write(lpBuf, nCount);
}
Common::SeekableReadStream *CFile::detach() {
Common::SeekableReadStream *result = readStream();
_stream = nullptr;
return result;
}
} // namespace MFC
} // namespace Bagel