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/* 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 MADE_DATABASE_H
#define MADE_DATABASE_H
#include "common/hashmap.h"
namespace Common {
class SeekableReadStream;
class WriteStream;
class String;
}
namespace Made {
class MadeEngine;
class Object {
public:
Object();
virtual ~Object();
virtual int load(Common::SeekableReadStream &source) = 0;
virtual int load(byte *source) = 0;
virtual int save(Common::WriteStream &dest) = 0;
virtual uint16 getFlags() = 0;
virtual uint16 getClass() = 0;
virtual uint16 getSize() = 0;
virtual byte getCount1() = 0;
virtual byte getCount2() = 0;
virtual byte *getData() = 0;
virtual bool isConstant() = 0;
const char *getString();
void setString(const char *str);
bool isObject();
bool isVector();
int16 getVectorSize();
int16 getVectorItem(int16 index);
void setVectorItem(int16 index, int16 value);
void dump(const Common::String &filename);
protected:
bool _freeData;
uint16 _objSize;
byte *_objData;
};
class ObjectV2 : public Object {
public:
int load(Common::SeekableReadStream &source);
int load(byte *source);
int save(Common::WriteStream &dest);
uint16 getFlags();
uint16 getClass();
uint16 getSize();
byte getCount1();
byte getCount2();
byte *getData();
bool isConstant() {
return false;
}
};
class ObjectV1 : public ObjectV2 {
public:
int load(Common::SeekableReadStream &source);
};
class ObjectV3 : public Object {
public:
int load(Common::SeekableReadStream &source);
int load(byte *source);
int save(Common::WriteStream &dest);
uint16 getFlags();
uint16 getClass();
uint16 getSize();
byte getCount1();
byte getCount2();
byte *getData();
bool isConstant() {
return !(getFlags() & 1);
}
};
class GameDatabase {
public:
GameDatabase(MadeEngine *vm);
virtual ~GameDatabase();
void open(const char *filename);
void openFromRed(const char *redFilename, const char *filename);
void reload();
Object *getObject(int16 index) const {
if (index >= 1)
return _objects[index - 1];
else
return NULL;
}
uint getObjectCount() const { return _objects.size(); }
int16 getMainCodeObjectIndex() const { return _mainCodeObjectIndex; }
int16 getVar(int16 index);
void setVar(int16 index, int16 value);
const char *getObjectString(int16 index);
void setObjectString(int16 index, const char *str);
virtual int16 *findObjectProperty(int16 objectIndex, int16 propertyId, int16 &propertyFlag) = 0;
int16 *findObjectPropertyCached(int16 objectIndex, int16 propertyId, int16 &propertyFlag);
virtual const char *getString(uint16 offset) = 0;
virtual bool getSavegameDescription(const char *filename, Common::String &description, int16 version) = 0;
virtual int16 savegame(const char *filename, const char *description, int16 version) = 0;
virtual int16 loadgame(const char *filename, int16 version) = 0;
int16 getObjectProperty(int16 objectIndex, int16 propertyId);
int16 setObjectProperty(int16 objectIndex, int16 propertyId, int16 value);
void dumpObject(int16 index);
protected:
typedef Common::HashMap<uint32, int16 *> ObjectPropertyCacheMap;
MadeEngine *_vm;
Common::Array<Object *> _objects;
ObjectPropertyCacheMap _objectPropertyCache;
byte *_gameState;
uint32 _gameStateSize;
int16 _mainCodeObjectIndex;
bool _isRedSource;
Common::String _filename, _redFilename;
virtual void load(Common::SeekableReadStream &sourceS) = 0;
virtual void reloadFromStream(Common::SeekableReadStream &sourceS) = 0;
};
class GameDatabaseV2 : public GameDatabase {
public:
GameDatabaseV2(MadeEngine *vm);
~GameDatabaseV2();
int16 *findObjectProperty(int16 objectIndex, int16 propertyId, int16 &propertyFlag);
const char *getString(uint16 offset);
bool getSavegameDescription(const char *filename, Common::String &description, int16 version);
int16 savegame(const char *filename, const char *description, int16 version);
int16 loadgame(const char *filename, int16 version);
protected:
char *_gameText;
void load(Common::SeekableReadStream &sourceS);
void reloadFromStream(Common::SeekableReadStream &sourceS);
};
class GameDatabaseV3 : public GameDatabase {
public:
GameDatabaseV3(MadeEngine *vm);
int16 *findObjectProperty(int16 objectIndex, int16 propertyId, int16 &propertyFlag);
const char *getString(uint16 offset);
bool getSavegameDescription(const char *filename, Common::String &description, int16 version);
int16 savegame(const char *filename, const char *description, int16 version);
int16 loadgame(const char *filename, int16 version);
protected:
char *_gameText;
uint32 _gameStateOffs;
void load(Common::SeekableReadStream &sourceS);
void reloadFromStream(Common::SeekableReadStream &sourceS);
};
} // End of namespace Made
#endif /* MADE_H */
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