scummvm/queen/resource.h

115 lines
2.8 KiB
C++

/* ScummVM - Scumm Interpreter
* Copyright (C) 2003 The ScummVM project
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#ifndef QUEENRESOURCE_H
#define QUEENRESOURCE_H
#include "common/file.h"
#include "common/util.h"
#include "queen/defs.h"
namespace Queen {
enum Version {
VER_ENG_FLOPPY = 0,
VER_ENG_TALKIE = 1,
VER_FRE_FLOPPY = 2,
VER_FRE_TALKIE = 3,
VER_GER_FLOPPY = 4,
VER_GER_TALKIE = 5,
VER_ITA_FLOPPY = 6,
VER_ITA_TALKIE = 7,
VER_SPA_TALKIE = 8,
VER_DEMO_PCGAMES = 9,
VER_DEMO = 10,
VER_COUNT = 11
};
struct ResourceEntry {
char filename[13];
uint8 inBundle;
uint32 offset;
uint32 size;
};
struct GameVersion {
char versionString[6];
bool isFloppy;
bool isDemo;
uint32 tableOffset;
uint32 dataFileSize;
};
class Resource {
public:
Resource(const Common::String &datafilePath, SaveFileManager *mgr, const char *savePath);
~Resource(void);
uint8 *loadFile(const char *filename, uint32 skipBytes = 0, byte *dstBuf = NULL);
uint8 *loadFileMalloc(const char *filename, uint32 skipBytes = 0, byte *dstBuf = NULL);
char *getJAS2Line();
bool exists(const char *filename);
bool isDemo();
bool isFloppy();
uint8 compression() { return _compression; }
uint32 fileSize(const char *filename);
uint32 fileOffset(const char *filename);
File *giveCompressedSound(const char *filename);
Language getLanguage();
const char *JASVersion();
bool writeSave(uint16 slot, const byte *saveData, uint32 size);
bool readSave(uint16 slot, byte *&ptr);
enum {
DEMO_JAS_VERSION_OFFSET = 0x119A8,
JAS_VERSION_OFFSET = 0x12484
};
protected:
File *_resourceFile;
char *_JAS2Ptr;
uint32 _JAS2Pos;
uint8 _compression;
const Common::String _datafilePath;
const GameVersion *_gameVersion;
const char *_savePath;
uint32 _resourceEntries;
ResourceEntry *_resourceTable;
static const char *_tableFilename;
static const GameVersion _gameVersions[];
static ResourceEntry _resourceTablePEM10[];
int32 resourceIndex(const char *filename);
bool readTableFile();
void readTableCompResource();
static const GameVersion *detectGameVersion(uint32 dataFilesize);
SaveFileManager *_saveFileManager;
};
} // End of namespace Queen
#endif