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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.
*
* $URL$
* $Id$
*
*/
// Game detection, general game parameters
#include "saga/saga.h"
#include "base/plugins.h"
#include "common/config-manager.h"
#include "common/advancedDetector.h"
#include "saga/displayinfo.h"
#include "saga/rscfile.h"
#include "saga/interface.h"
#include "saga/scene.h"
namespace Saga {
struct SAGAGameDescription {
Common::ADGameDescription desc;
int gameType;
int gameId;
uint32 features;
int startSceneNumber;
const GameResourceDescription *resourceDescription;
int fontsCount;
const GameFontDescription *fontDescriptions;
const GameSoundInfo *voiceInfo;
const GameSoundInfo *sfxInfo;
int patchesCount;
const GamePatchDescription *patchDescriptions;
};
bool SagaEngine::isBigEndian() const { return (_gameDescription->features & GF_BIG_ENDIAN_DATA) != 0; }
bool SagaEngine::isMacResources() const { return (getPlatform() == Common::kPlatformMacintosh); }
const GameResourceDescription *SagaEngine::getResourceDescription() { return _gameDescription->resourceDescription; }
const GameSoundInfo *SagaEngine::getVoiceInfo() const { return _gameDescription->voiceInfo; }
const GameSoundInfo *SagaEngine::getSfxInfo() const { return _gameDescription->sfxInfo; }
const GameSoundInfo *SagaEngine::getMusicInfo() const {
static GameSoundInfo musicInfo;
musicInfo.resourceType = kSoundPCM;
musicInfo.sampleBits = 16;
musicInfo.isBigEndian = false;
musicInfo.isSigned = true;
return &musicInfo;
}
const GameFontDescription *SagaEngine::getFontDescription(int index) {
assert(index < _gameDescription->fontsCount);
return &_gameDescription->fontDescriptions[index];
}
int SagaEngine::getFontsCount() const { return _gameDescription->fontsCount; }
int SagaEngine::getGameId() const { return _gameDescription->gameId; }
int SagaEngine::getGameType() const { return _gameDescription->gameType; }
uint32 SagaEngine::getFeatures() const {
uint32 result = _gameDescription->features;
if (_gf_wyrmkeep)
result |= GF_WYRMKEEP;
if (_gf_compressed_sounds)
result |= GF_COMPRESSED_SOUNDS;
return result;
}
Common::Language SagaEngine::getLanguage() const { return _gameDescription->desc.language; }
Common::Platform SagaEngine::getPlatform() const { return _gameDescription->desc.platform; }
int SagaEngine::getGameNumber() const { return _gameNumber; }
int SagaEngine::getStartSceneNumber() const { return _gameDescription->startSceneNumber; }
int SagaEngine::getPatchesCount() const { return _gameDescription->patchesCount; }
const GamePatchDescription *SagaEngine::getPatchDescriptions() const { return _gameDescription->patchDescriptions; }
const Common::ADGameFileDescription *SagaEngine::getFilesDescriptions() const { return _gameDescription->desc.filesDescriptions; }
}
static const PlainGameDescriptor sagaGames[] = {
{"saga", "SAGA Engine game"},
{"ite", "Inherit the Earth: Quest for the Orb"},
{"ihnm", "I Have No Mouth and I Must Scream"},
{0, 0}
};
static const Common::ADObsoleteGameID obsoleteGameIDsTable[] = {
{"ite", "saga", Common::kPlatformUnknown},
{"ihnm", "saga", Common::kPlatformUnknown},
{0, 0, Common::kPlatformUnknown}
};
#include "saga/detection_tables.h"
static const Common::ADParams detectionParams = {
// Pointer to ADGameDescription or its superset structure
(const byte *)Saga::gameDescriptions,
// Size of that superset structure
sizeof(Saga::SAGAGameDescription),
// Number of bytes to compute MD5 sum for
5000,
// List of all engine targets
sagaGames,
// Structure for autoupgrading obsolete targets
obsoleteGameIDsTable,
// Name of single gameid (optional)
"saga",
// List of files for file-based fallback detection (optional)
0,
// Flags
0
};
class SagaMetaEngine : public Common::AdvancedMetaEngine {
public:
SagaMetaEngine() : Common::AdvancedMetaEngine(detectionParams) {}
virtual const char *getName() const {
return "Saga engine";
}
virtual const char *getCopyright() const {
return "Inherit the Earth (C) Wyrmkeep Entertainment";
}
virtual bool hasFeature(MetaEngineFeature f) const;
virtual bool createInstance(OSystem *syst, Engine **engine, const Common::ADGameDescription *desc) const;
virtual SaveStateList listSaves(const char *target) const;
virtual void removeSaveState(const char *target, int slot) const;
};
bool SagaMetaEngine::hasFeature(MetaEngineFeature f) const {
return
(f == kSupportsRTL) ||
(f == kSupportsListSaves) ||
(f == kSupportsDirectLoad) ||
(f == kSupportsDeleteSave);
}
bool SagaMetaEngine::createInstance(OSystem *syst, Engine **engine, const Common::ADGameDescription *desc) const {
const Saga::SAGAGameDescription *gd = (const Saga::SAGAGameDescription *)desc;
if (gd) {
*engine = new Saga::SagaEngine(syst, gd);
}
return gd != 0;
}
SaveStateList SagaMetaEngine::listSaves(const char *target) const {
Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
Common::StringList filenames;
char saveDesc[SAVE_TITLE_SIZE];
Common::String pattern = target;
pattern += ".s??";
filenames = saveFileMan->listSavefiles(pattern.c_str());
sort(filenames.begin(), filenames.end()); // Sort (hopefully ensuring we are sorted numerically..)
SaveStateList saveList;
for (Common::StringList::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
// Obtain the last 2 digits of the filename, since they correspond to the save slot
int slotNum = atoi(file->c_str() + file->size() - 2);
if (slotNum >= 0 && slotNum <= 99) {
Common::InSaveFile *in = saveFileMan->openForLoading(file->c_str());
if (in) {
for (int i = 0; i < 3; i++)
in->readUint32BE();
in->read(saveDesc, SAVE_TITLE_SIZE);
saveList.push_back(SaveStateDescriptor(slotNum, saveDesc, *file));
delete in;
}
}
}
return saveList;
}
void SagaMetaEngine::removeSaveState(const char *target, int slot) const {
char extension[6];
snprintf(extension, sizeof(extension), ".s%02d", slot);
Common::String filename = target;
filename += extension;
g_system->getSavefileManager()->removeSavefile(filename.c_str());
}
#if PLUGIN_ENABLED_DYNAMIC(SAGA)
REGISTER_PLUGIN_DYNAMIC(SAGA, PLUGIN_TYPE_ENGINE, SagaMetaEngine);
#else
REGISTER_PLUGIN_STATIC(SAGA, PLUGIN_TYPE_ENGINE, SagaMetaEngine);
#endif
namespace Saga {
bool SagaEngine::initGame() {
_displayClip.right = getDisplayInfo().logicalWidth;
_displayClip.bottom = getDisplayInfo().logicalHeight;
return _resource->createContexts();
}
const GameDisplayInfo &SagaEngine::getDisplayInfo() {
return _gameDescription->gameType == GType_ITE ? ITE_DisplayInfo : IHNM_DisplayInfo;
}
int SagaEngine::getDisplayWidth() const {
const GameDisplayInfo &di = _gameDescription->gameType == GType_ITE ? ITE_DisplayInfo : IHNM_DisplayInfo;
return di.logicalWidth;
}
int SagaEngine::getDisplayHeight() const {
const GameDisplayInfo &di = _gameDescription->gameType == GType_ITE ? ITE_DisplayInfo : IHNM_DisplayInfo;
return di.logicalHeight;
}
} // End of namespace Saga
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