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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.
*
*/
#include "common/scummsys.h"
#include "base/plugins.h"
#include "engines/advancedDetector.h"
#include "zvision/zvision.h"
#include "zvision/file/save_manager.h"
#include "zvision/scripting/script_manager.h"
#include "common/translation.h"
#include "common/savefile.h"
#include "common/str-array.h"
#include "common/system.h"
namespace ZVision {
struct ZVisionGameDescription {
ADGameDescription desc;
ZVisionGameId gameId;
};
ZVisionGameId ZVision::getGameId() const {
return _gameDescription->gameId;
}
Common::Language ZVision::getLanguage() const {
return _gameDescription->desc.language;
}
uint32 ZVision::getFeatures() const {
return _gameDescription->desc.flags;
}
} // End of namespace ZVision
#include "zvision/detection_tables.h"
class ZVisionMetaEngine : public AdvancedMetaEngine {
public:
ZVisionMetaEngine() : AdvancedMetaEngine(ZVision::gameDescriptions, sizeof(ZVision::ZVisionGameDescription), ZVision::zVisionGames, ZVision::optionsList) {
_maxScanDepth = 2;
_directoryGlobs = ZVision::directoryGlobs;
_singleId = "zvision";
}
virtual const char *getName() const {
return "Z-Vision";
}
virtual const char *getOriginalCopyright() const {
return "Z-Vision (C) 1996 Activision";
}
virtual bool hasFeature(MetaEngineFeature f) const;
virtual bool createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const;
SaveStateList listSaves(const char *target) const;
virtual int getMaximumSaveSlot() const;
void removeSaveState(const char *target, int slot) const;
SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const;
};
bool ZVisionMetaEngine::hasFeature(MetaEngineFeature f) const {
return
(f == kSupportsListSaves) ||
(f == kSupportsLoadingDuringStartup) ||
(f == kSupportsDeleteSave) ||
(f == kSavesSupportMetaInfo) ||
(f == kSavesSupportThumbnail) ||
(f == kSavesSupportCreationDate) ||
(f == kSavesSupportPlayTime) ||
(f == kSimpleSavesNames);
}
bool ZVision::ZVision::hasFeature(EngineFeature f) const {
return
(f == kSupportsRTL) ||
(f == kSupportsLoadingDuringRuntime) ||
(f == kSupportsSavingDuringRuntime);
}
Common::Error ZVision::ZVision::loadGameState(int slot) {
return _saveManager->loadGame(slot);
}
Common::Error ZVision::ZVision::saveGameState(int slot, const Common::String &desc) {
_saveManager->saveGame(slot, desc, false);
return Common::kNoError;
}
bool ZVision::ZVision::canLoadGameStateCurrently() {
return !_videoIsPlaying;
}
bool ZVision::ZVision::canSaveGameStateCurrently() {
Location currentLocation = _scriptManager->getCurrentLocation();
return !_videoIsPlaying && currentLocation.world != 'g' && !(currentLocation.room == 'j' || currentLocation.room == 'a');
}
bool ZVisionMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const {
const ZVision::ZVisionGameDescription *gd = (const ZVision::ZVisionGameDescription *)desc;
if (gd) {
*engine = new ZVision::ZVision(syst, gd);
}
return gd != 0;
}
SaveStateList ZVisionMetaEngine::listSaves(const char *target) const {
Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
ZVision::SaveGameHeader header;
Common::String pattern = target;
pattern += ".###";
Common::StringArray filenames;
filenames = saveFileMan->listSavefiles(pattern.c_str());
SaveStateList saveList;
// We only use readSaveGameHeader() here, which doesn't need an engine callback
ZVision::SaveManager *zvisionSaveMan = new ZVision::SaveManager(NULL);
for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); file++) {
// Obtain the last 3 digits of the filename, since they correspond to the save slot
int slotNum = atoi(file->c_str() + file->size() - 3);
if (slotNum >= 0 && slotNum <= 999) {
Common::InSaveFile *in = saveFileMan->openForLoading(file->c_str());
if (in) {
if (zvisionSaveMan->readSaveGameHeader(in, header)) {
saveList.push_back(SaveStateDescriptor(slotNum, header.saveName));
}
delete in;
}
}
}
delete zvisionSaveMan;
// Sort saves based on slot number.
Common::sort(saveList.begin(), saveList.end(), SaveStateDescriptorSlotComparator());
return saveList;
}
int ZVisionMetaEngine::getMaximumSaveSlot() const {
return 999;
}
void ZVisionMetaEngine::removeSaveState(const char *target, int slot) const {
Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
saveFileMan->removeSavefile(Common::String::format("%s.%03u", target, slot));
}
SaveStateDescriptor ZVisionMetaEngine::querySaveMetaInfos(const char *target, int slot) const {
Common::String filename = Common::String::format("%s.%03u", target, slot);
Common::InSaveFile *in = g_system->getSavefileManager()->openForLoading(filename.c_str());
if (in) {
ZVision::SaveGameHeader header;
// We only use readSaveGameHeader() here, which doesn't need an engine callback
ZVision::SaveManager *zvisionSaveMan = new ZVision::SaveManager(NULL);
bool successfulRead = zvisionSaveMan->readSaveGameHeader(in, header, false);
delete zvisionSaveMan;
delete in;
if (successfulRead) {
SaveStateDescriptor desc(slot, header.saveName);
// Do not allow save slot 0 (used for auto-saving) to be deleted or
// overwritten.
desc.setDeletableFlag(slot != 0);
desc.setWriteProtectedFlag(slot == 0);
desc.setThumbnail(header.thumbnail);
if (header.version >= 1) {
int day = header.saveDay;
int month = header.saveMonth;
int year = header.saveYear;
desc.setSaveDate(year, month, day);
int hour = header.saveHour;
int minutes = header.saveMinutes;
desc.setSaveTime(hour, minutes);
}
if (header.version >= 2) {
desc.setPlayTime(header.playTime * 1000);
}
return desc;
}
}
return SaveStateDescriptor();
}
#if PLUGIN_ENABLED_DYNAMIC(ZVISION)
REGISTER_PLUGIN_DYNAMIC(ZVISION, PLUGIN_TYPE_ENGINE, ZVisionMetaEngine);
#else
REGISTER_PLUGIN_STATIC(ZVISION, PLUGIN_TYPE_ENGINE, ZVisionMetaEngine);
#endif
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