scummvm/engines/myst3/metaengine.cpp
2024-06-30 18:39:06 +02:00

182 lines
5.2 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "engines/advancedDetector.h"
#include "engines/myst3/database.h"
#include "engines/myst3/gfx.h"
#include "engines/myst3/state.h"
#include "engines/myst3/detection.h"
#include "common/config-manager.h"
#include "common/savefile.h"
#include "common/translation.h"
#include "graphics/scaler.h"
namespace Myst3{
static const ADExtraGuiOptionsMap optionsList[] = {
{
GAMEOPTION_WIDESCREEN_MOD,
{
_s("Widescreen mod"),
_s("Enable widescreen rendering in fullscreen mode."),
"widescreen_mod",
false,
0,
0
}
},
AD_EXTRA_GUI_OPTIONS_TERMINATOR
};
class Myst3MetaEngine : public AdvancedMetaEngine<Myst3GameDescription> {
public:
const char *getName() const override {
return "myst3";
}
const ADExtraGuiOptionsMap *getAdvancedExtraGuiOptions() const override {
return optionsList;
}
bool hasFeature(MetaEngineFeature f) const override {
return (f == kSupportsListSaves) ||
(f == kSupportsDeleteSave) ||
(f == kSupportsLoadingDuringStartup) ||
(f == kSavesSupportMetaInfo) ||
(f == kSavesSupportThumbnail) ||
(f == kSavesSupportCreationDate) ||
(f == kSavesSupportPlayTime);
}
SaveStateList listSaves(const char *target) const override {
Common::Platform platform = Common::parsePlatform(ConfMan.get("platform", target));
Common::StringArray filenames = Saves::list(g_system->getSavefileManager(), platform);
SaveStateList saveList;
for (uint32 i = 0; i < filenames.size(); i++)
saveList.push_back(SaveStateDescriptor(this, i, filenames[i]));
return saveList;
}
SaveStateDescriptor getSaveDescription(const char *target, int slot) const {
SaveStateList saves = listSaves(target);
SaveStateDescriptor description;
for (uint32 i = 0; i < saves.size(); i++) {
if (saves[i].getSaveSlot() == slot) {
description = saves[i];
}
}
return description;
}
SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const override {
SaveStateDescriptor saveInfos = getSaveDescription(target, slot);
if (saveInfos.getDescription().empty()) {
// Unused slot
return SaveStateDescriptor();
}
// Open save
Common::InSaveFile *saveFile = g_system->getSavefileManager()->openForLoading(saveInfos.getDescription());
if (!saveFile) {
warning("Unable to open file %s for reading, slot %d", saveInfos.getDescription().encode().c_str(), slot);
return SaveStateDescriptor();
}
// Read state data
Common::Serializer s = Common::Serializer(saveFile, nullptr);
GameState::StateData data;
data.syncWithSaveGame(s);
// Read and resize the thumbnail
Graphics::Surface *saveThumb = GameState::readThumbnail(saveFile);
Graphics::Surface *guiThumb = GameState::resizeThumbnail(saveThumb, kThumbnailWidth, kThumbnailHeight1);
saveThumb->free();
delete saveThumb;
// Set metadata
saveInfos.setThumbnail(guiThumb);
saveInfos.setPlayTime(data.secondsPlayed * 1000);
if (data.saveYear != 0) {
saveInfos.setSaveDate(data.saveYear, data.saveMonth, data.saveDay);
saveInfos.setSaveTime(data.saveHour, data.saveMinute);
}
if (data.saveDescription != "") {
saveInfos.setDescription(data.saveDescription);
}
if (s.getVersion() >= 150) {
saveInfos.setAutosave(data.isAutosave);
}
delete saveFile;
return saveInfos;
}
void removeSaveState(const char *target, int slot) const override {
SaveStateDescriptor saveInfos = getSaveDescription(target, slot);
g_system->getSavefileManager()->removeSavefile(saveInfos.getDescription());
}
int getMaximumSaveSlot() const override {
return 999;
}
Common::Error createInstance(OSystem *syst, Engine **engine, const Myst3GameDescription *desc) const override;
// TODO: Add getSavegameFile()
};
Common::Error Myst3MetaEngine::createInstance(OSystem *syst, Engine **engine, const Myst3GameDescription *desc) const {
*engine = new Myst3Engine(syst,desc);
return Common::kNoError;
}
Common::Platform Myst3Engine::getPlatform() const {
return _gameDescription->desc.platform;
}
Common::Language Myst3Engine::getGameLanguage() const {
return _gameDescription->desc.language;
}
uint32 Myst3Engine::getGameLocalizationType() const {
return _gameDescription->localizationType;
}
} // End of namespace Myst3
#if PLUGIN_ENABLED_DYNAMIC(MYST3)
REGISTER_PLUGIN_DYNAMIC(MYST3, PLUGIN_TYPE_ENGINE, Myst3::Myst3MetaEngine);
#else
REGISTER_PLUGIN_STATIC(MYST3, PLUGIN_TYPE_ENGINE, Myst3::Myst3MetaEngine);
#endif