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

130 lines
3.2 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_DETECTION_H
#define SCUMM_DETECTION_H
#include "common/util.h"
namespace Scumm {
/**
* Descriptor of a specific SCUMM game. Used internally to store
* information about the tons of game variants that exist.
*/
struct GameSettings {
/**
* The gameid of this game.
*/
const char *gameid;
/**
* An identifier which can be used to distinguish game variants.
* This string is also used to augment the description string
* generated by the detector, and to search the gameFilenamesTable.
* It is also used to search the MD5 table (it matches the "extra"
* data in scumm-md5.txt).
*
* Equal to 0 (zero) *if and only if* the game has precisely one
* variant. Failing to obey this rule can lead to odd bugs.
*/
const char *variant;
/**
* An optional string that will be added to the 'preferredtarget'
* computed by the detector.
*/
const char *preferredTag;
/**
* The numerical gameid of this game.
* This is not in one-to-one correspondence with the gameid above.
* But if two games settings have the same id (except for GID_HEGAME),
* then they also have the same gameid ; the converse does not hold
* in general.
*/
byte id;
/** The SCUMM version. */
byte version;
/** The HE subversion. */
byte heversion;
/** MidiDriverFlags values */
int midi;
/**
* Bitmask obtained by ORing various GameFeatures enums, and used
* to en-/disable certain features of this game variant.
*/
uint32 features;
/**
* Platform indicator, this is set to a value different from
* kPlatformUnknown if this game variant only existed for this
* specific platform.
*/
Common::Platform platform;
/**
* Game GUI options. Used to enable/disable certain GUI widgets
*/
uint32 guioptions;
};
enum FilenameGenMethod {
kGenDiskNum,
kGenRoomNum,
kGenHEMac,
kGenHEMacNoParens,
kGenHEPC,
kGenUnchanged
};
struct FilenamePattern {
const char *pattern;
FilenameGenMethod genMethod;
};
struct GameFilenamePattern {
const char *gameid;
const char *pattern;
FilenameGenMethod genMethod;
Common::Language language;
Common::Platform platform;
const char *variant;
};
struct DetectorResult {
FilenamePattern fp;
GameSettings game;
Common::Language language;
Common::String md5;
const char *extra;
};
} // End of namespace Scumm
#endif