scummvm/engines/scumm/file_nes.h
2011-05-12 01:16:22 +02:00

96 lines
2.2 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef SCUMM_FILE_NES_H
#define SCUMM_FILE_NES_H
#include "scumm/file.h"
namespace Scumm {
class ScummNESFile : public BaseScummFile {
public:
enum ROMset {
kROMsetUSA,
kROMsetEurope,
kROMsetSweden,
kROMsetFrance,
kROMsetGermany,
kROMsetSpain,
kROMsetItaly,
kROMsetNum
};
struct Resource;
struct ResourceGroup;
struct LFLEntry;
struct LFL;
enum ResType {
NES_UNKNOWN,
NES_GLOBDATA,
NES_ROOM,
NES_SCRIPT,
NES_SOUND,
NES_COSTUME,
NES_ROOMGFX,
NES_COSTUMEGFX,
NES_SPRPALS,
NES_SPRDESC,
NES_SPRLENS,
NES_SPROFFS,
NES_SPRDATA,
NES_CHARSET,
NES_PREPLIST
};
private:
Common::SeekableReadStream *_stream;
ROMset _ROMset;
byte *_buf;
bool generateIndex();
bool generateResource(int res);
uint16 extractResource(Common::WriteStream *out, const Resource *res, ResType type);
byte fileReadByte();
uint16 fileReadUint16LE();
public:
ScummNESFile();
bool open(const Common::String &filename);
bool openSubFile(const Common::String &filename);
void close();
bool eos() const { return _stream->eos(); }
int32 pos() const { return _stream->pos(); }
int32 size() const { return _stream->size(); }
bool seek(int32 offs, int whence = SEEK_SET) { return _stream->seek(offs, whence); }
uint32 read(void *dataPtr, uint32 dataSize);
};
} // End of namespace Scumm
#endif