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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 GLK_DETECTION_H
#define GLK_DETECTION_H
#include "engines/advancedDetector.h"
#include "engines/game.h"
#define MAX_SAVES 99
/**
* ScummVM Meta Engine interface
*/
class GlkMetaEngine : public MetaEngine {
private:
Common::String findFileByGameId(const Common::String &gameId) const;
public:
GlkMetaEngine() : MetaEngine() {}
virtual const char *getName() const {
return "Glk";
}
const char *getEngineId() const {
return "glk";
}
virtual const char *getOriginalCopyright() const {
return "Infocom games (C) Infocom\nScott Adams games (C) Scott Adams";
}
virtual bool hasFeature(MetaEngineFeature f) const override;
virtual Common::Error createInstance(OSystem *syst, Engine **engine) const override;
virtual SaveStateList listSaves(const char *target) const;
virtual int getMaximumSaveSlot() const;
virtual void removeSaveState(const char *target, int slot) const;
SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const;
/**
* Returns a list of games supported by this engine.
*/
virtual PlainGameList getSupportedGames() const override;
/**
* Runs the engine's game detector on the given list of files, and returns a
* (possibly empty) list of games supported by the engine which it was able
* to detect amongst the given files.
*/
virtual DetectedGames detectGames(const Common::FSList &fslist) const override;
/**
* Query the engine for a PlainGameDescriptor for the specified gameid, if any.
*/
virtual PlainGameDescriptor findGame(const char *gameId) const override;
/**
* Calls each sub-engine in turn to ensure no game Id accidentally shares the same Id
*/
void detectClashes() const;
};
namespace Glk {
/**
* Holds the name of a recognised game
*/
struct GameDescriptor {
const char *_gameId;
const char *_description;
uint _options;
GameDescriptor(const char *gameId, const char *description, uint options) :
_gameId(gameId), _description(description), _options(options) {}
GameDescriptor(const PlainGameDescriptor &gd) : _gameId(gd.gameId), _description(gd.description),
_options(0) {}
static PlainGameDescriptor empty() {
return GameDescriptor(nullptr, nullptr, 0);
}
operator PlainGameDescriptor() const {
PlainGameDescriptor pd;
pd.gameId = _gameId;
pd.description = _description;
return pd;
}
};
/**
* Derived game descriptor class to simplifying setting up needed properties
*/
class GlkDetectedGame : public DetectedGame {
public:
GlkDetectedGame(const char *id, const char *desc, const Common::String &filename);
GlkDetectedGame(const char *id, const char *desc, const Common::String &filename,
Common::Language lang);
GlkDetectedGame(const char *id, const char *desc, const Common::String &filename,
const Common::String &md5, size_t filesize);
GlkDetectedGame(const char *id, const char *desc, const char *extra, const Common::String &filename,
Common::Language lang);
};
/**
* Game detection entry
*/
struct GlkDetectionEntry {
const char *const _gameId;
const char *const _extra;
const char *const _md5;
size_t _filesize;
Common::Language _language;
};
#define DT_ENTRY0(ID, MD5, FILESIZE) { ID, "", MD5, FILESIZE, Common::EN_ANY }
#define DT_ENTRY1(ID, EXTRA, MD5, FILESIZE) { ID, EXTRA, MD5, FILESIZE, Common::EN_ANY }
#define DT_ENTRYL0(ID, LANG, MD5, FILESIZE) { ID, "", MD5, FILESIZE, LANG }
#define DT_ENTRYL1(ID, LANG, EXTRA, MD5, FILESIZE) { ID, EXTRA, MD5, FILESIZE, LANG }
#define DT_END_MARKER { nullptr, nullptr, nullptr, 0, Common::EN_ANY }
} // End of namespace Glk
#endif
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