scummvm/engines/scumm/scumm_v3.h
2009-04-19 00:59:28 +00:00

86 lines
2.3 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.
*
* $URL$
* $Id$
*
*/
#ifndef SCUMM_SCRIPT_V3_H
#define SCUMM_SCRIPT_V3_H
#include "scumm/scumm_v4.h"
namespace Scumm {
/**
* Engine for version 3 SCUMM games; GF_SMALL_NAMES is always set for these.
*/
class ScummEngine_v3 : public ScummEngine_v4 {
public:
/**
* Prepared savegame used by the orginal save/load dialog.
* Must be valid as long as the savescreen is active. As we are not
* notified when the savescreen is closed, memory is only freed on a game
* reset, at the destruction of the engine or when the original save/load
* dialog is entered the next time.
*/
Common::SeekableReadStream *_savePreparedSavegame;
void prepareSavegame();
bool savePreparedSavegame(int slot, char *desc);
public:
ScummEngine_v3(OSystem *syst, const DetectorResult &dr);
~ScummEngine_v3();
virtual void resetScumm();
protected:
virtual void setupOpcodes();
virtual void readRoomsOffsets();
virtual void loadCharset(int no);
virtual void processKeyboard(Common::KeyState lastKeyHit);
};
/**
* Engine for old format version 3 SCUMM games; GF_OLD_BUNDLE is always set for these.
*/
class ScummEngine_v3old : public ScummEngine_v3 {
public:
ScummEngine_v3old(OSystem *syst, const DetectorResult &dr);
protected:
virtual void readResTypeList(int id);
virtual void readIndexFile();
virtual void setupRoomSubBlocks();
virtual void resetRoomSubBlocks();
virtual void resetRoomObjects();
};
} // End of namespace Scumm
#endif