void SaveDataWidget::loadSaveDataElements() {
Common::String filename = StarkEngine::formatSaveName(ConfMan.getActiveDomainName().c_str(), _slot);
Common::InSaveFile *save = g_system->getSavefileManager()->openForLoading(filename);
if (save) {
_hasSave = true;
SaveMetadata metadata;
StateReadStream stream(save);
Common::ErrorCode metadataErrorCode = metadata.read(&stream, filename);
if (metadataErrorCode != Common::kNoError) {
error("Unable to read save metadata with error code %d.", metadataErrorCode);
}
// Obtain the thumbnail
if (metadata.version >= 9) {
Graphics::Surface *thumb = metadata.readGameScreenThumbnail(&stream);
_texture->update(thumb);
thumb->free();
delete thumb;
}
// Obtain the text
Common::String desc = metadata.description;
Common::String time = Common::String::format("%02d:%02d:%02d %02d/%02d/%02d",
metadata.saveHour, metadata.saveMinute, metadata.saveSecond,
metadata.saveMonth, metadata.saveDay, metadata.saveYear % 100);
_textDesc.setText(desc);
_textTime.setText(time);
_name = desc + " " + time;
} else {
_hasSave = false;
setVisible(_screen->isSaveMenu());
}
}
SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const override {
SaveStateDescriptor descriptor;
if (slot == 0) {
descriptor.setWriteProtectedFlag(true);
descriptor.setDeletableFlag(false);
}
Common::String filename = StarkEngine::formatSaveName(target, slot);
Common::InSaveFile *save = g_system->getSavefileManager()->openForLoading(filename);
if (!save) {
return descriptor;
}
SaveMetadata metadata;
Common::ErrorCode readError = metadata.read(save, filename);
if (readError != Common::kNoError) {
delete save;
return descriptor;
}
descriptor.setDescription(metadata.description);
if (metadata.version >= 9) {
Graphics::Surface *thumb = metadata.readGameScreenThumbnail(save);
descriptor.setThumbnail(thumb);
descriptor.setPlayTime(metadata.totalPlayTime);
descriptor.setSaveDate(metadata.saveYear, metadata.saveMonth, metadata.saveDay);
descriptor.setSaveTime(metadata.saveHour, metadata.saveMinute);
}
delete save;
return descriptor;
}
Common::Error StarkEngine::loadGameState(int slot) {
// Open the save file
Common::String filename = formatSaveName(_targetName.c_str(), slot);
Common::InSaveFile *save = _saveFileMan->openForLoading(filename);
if (!save) {
return _saveFileMan->getError();
}
StateReadStream stream(save);
// Read the header
SaveMetadata metadata;
Common::ErrorCode metadataErrorCode = metadata.read(&stream, filename);
if (metadataErrorCode != Common::kNoError) {
return metadataErrorCode;
}
// Reset the UI
_userInterface->skipFMV();
_userInterface->clearLocationDependentState();
_userInterface->setInteractive(true);
_userInterface->changeScreen(Screen::kScreenGame);
_userInterface->restoreScreenHistory();
// Clear the previous world resources
_resourceProvider->shutdown();
if (metadata.version >= 9) {
metadata.skipGameScreenThumbnail(&stream);
}
// Read the resource trees state
_stateProvider->readStateFromStream(&stream, metadata.version);
// Read the diary state
_diary->readStateFromStream(&stream, metadata.version);
if (stream.eos()) {
warning("Unexpected end of file reached when reading '%s'", filename.c_str());
return Common::kReadingFailed;
}
// Initialize the world resources with the loaded state
_resourceProvider->initGlobal();
_resourceProvider->setShouldRestoreCurrentState();
_resourceProvider->requestLocationChange(metadata.levelIndex, metadata.locationIndex);
if (metadata.version >= 9) {
setTotalPlayTime(metadata.totalPlayTime);
}
return Common::kNoError;
}
Common::Error StarkEngine::saveGameState(int slot, const Common::String &desc) {
// Ensure the state store is up to date
_resourceProvider->commitActiveLocationsState();
// Open the save file
Common::String filename = formatSaveName(_targetName.c_str(), slot);
Common::OutSaveFile *save = _saveFileMan->openForSaving(filename);
if (!save) {
return _saveFileMan->getError();
}
// 1. Write the header
SaveMetadata metadata;
metadata.description = desc;
metadata.version = StateProvider::kSaveVersion;
metadata.levelIndex = _global->getCurrent()->getLevel()->getIndex();
metadata.locationIndex = _global->getCurrent()->getLocation()->getIndex();
metadata.totalPlayTime = getTotalPlayTime();
metadata.gameWindowThumbnail = _userInterface->getGameWindowThumbnail();
TimeDate timeDate;
_system->getTimeAndDate(timeDate);
metadata.setSaveTime(timeDate);
metadata.write(save);
metadata.writeGameScreenThumbnail(save);
// 2. Write the resource trees state
_stateProvider->writeStateToStream(save);
// 3. Write the diary state
_diary->writeStateToStream(save);
delete save;
return Common::kNoError;
}
