SaveStateDescriptor SwordMetaEngine::querySaveMetaInfos(const char *target, int slot) const {
Common::String fileName = Common::String::format("sword1.%03d", slot);
char name[40];
uint32 playTime = 0;
byte versionSave;
Common::InSaveFile *in = g_system->getSavefileManager()->openForLoading(fileName);
if (in) {
in->skip(4); // header
in->read(name, sizeof(name));
in->read(&versionSave, 1); // version
SaveStateDescriptor desc(slot, name);
if (versionSave < 2) // These older version of the savegames used a flag to signal presence of thumbnail
in->skip(1);
if (Graphics::checkThumbnailHeader(*in)) {
Graphics::Surface *thumbnail;
if (!Graphics::loadThumbnail(*in, thumbnail)) {
delete in;
return SaveStateDescriptor();
}
desc.setThumbnail(thumbnail);
}
uint32 saveDate = in->readUint32BE();
uint16 saveTime = in->readUint16BE();
if (versionSave > 1) // Previous versions did not have playtime data
playTime = in->readUint32BE();
int day = (saveDate >> 24) & 0xFF;
int month = (saveDate >> 16) & 0xFF;
int year = saveDate & 0xFFFF;
desc.setSaveDate(year, month, day);
int hour = (saveTime >> 8) & 0xFF;
int minutes = saveTime & 0xFF;
desc.setSaveTime(hour, minutes);
if (versionSave > 1) {
desc.setPlayTime(playTime * 1000);
} else { //We have no playtime data
desc.setPlayTime(0);
}
delete in;
return desc;
}
return SaveStateDescriptor();
}
static byte *readSavegameThumbnail(const Common::String &filename, uint &fileSize, bool &isPNG) {
byte *pFileData;
Common::SaveFileManager *sfm = g_system->getSavefileManager();
Common::InSaveFile *file = sfm->openForLoading(lastPathComponent(filename, '/'));
if (!file)
error("Save file \"%s\" could not be loaded.", filename.c_str());
// Seek to the actual PNG image
loadString(*file); // Marker (BS25SAVEGAME)
Common::String storedVersionID = loadString(*file); // Version
if (storedVersionID != "SCUMMVM1")
loadString(*file);
loadString(*file); // Description
uint32 compressedGamedataSize = atoi(loadString(*file).c_str());
loadString(*file); // Uncompressed game data size
file->skip(compressedGamedataSize); // Skip the game data and move to the thumbnail itself
uint32 thumbnailStart = file->pos();
fileSize = file->size() - thumbnailStart;
// Check if the thumbnail is in our own format, or a PNG file.
uint32 header = file->readUint32BE();
isPNG = (header != MKTAG('S','C','R','N'));
file->seek(-4, SEEK_CUR);
pFileData = new byte[fileSize];
file->read(pFileData, fileSize);
delete file;
return pFileData;
}
SaveStateDescriptor DreamWebMetaEngine::querySaveMetaInfos(const char *target, int slot) const {
Common::String filename = Common::String::format("DREAMWEB.D%02d", slot);
Common::InSaveFile *in = g_system->getSavefileManager()->openForLoading(filename.c_str());
if (in) {
DreamWeb::FileHeader header;
in->read((uint8 *)&header, sizeof(DreamWeb::FileHeader));
Common::String saveName;
byte descSize = header.len(0);
byte i;
for (i = 0; i < descSize; i++)
saveName += (char)in->readByte();
SaveStateDescriptor desc(slot, saveName);
// Check if there is a ScummVM data block
if (header.len(6) == SCUMMVM_BLOCK_MAGIC_SIZE) {
// Skip the game data
for (i = 1; i <= 5; i++)
in->skip(header.len(i));
uint32 tag = in->readUint32BE();
if (tag != SCUMMVM_HEADER) {
warning("ScummVM data block found, but the block header is incorrect - skipping");
delete in;
return desc;
}
byte version = in->readByte();
if (version > SAVEGAME_VERSION) {
warning("ScummVM data block found, but it has been saved with a newer version of ScummVM - skipping");
delete in;
return desc;
}
uint32 saveDate = in->readUint32LE();
uint32 saveTime = in->readUint32LE();
uint32 playTime = in->readUint32LE();
Graphics::Surface *thumbnail = Graphics::loadThumbnail(*in);
int day = (saveDate >> 24) & 0xFF;
int month = (saveDate >> 16) & 0xFF;
int year = saveDate & 0xFFFF;
int hour = (saveTime >> 16) & 0xFF;
int minutes = (saveTime >> 8) & 0xFF;
desc.setSaveDate(year, month, day);
desc.setSaveTime(hour, minutes);
desc.setPlayTime(playTime * 1000);
desc.setThumbnail(thumbnail);
}
delete in;
return desc;
}
return SaveStateDescriptor();
}
Common::Error ToucheEngine::loadGameState(int num) {
bool loadOk = false;
Common::String gameStateFileName = generateGameStateFileName(_targetName.c_str(), num);
Common::InSaveFile *f = _saveFileMan->openForLoading(gameStateFileName);
if (f) {
uint16 version = f->readUint16LE();
if (version < kCurrentGameStateVersion) {
warning("Unsupported gamestate version %d (index %d)", version, num);
} else {
f->skip(2 + kGameStateDescriptionLen);
loadGameStateData(f);
if (f->err() || f->eos()) {
warning("Can't read file '%s'", gameStateFileName.c_str());
} else {
loadOk = true;
}
}
delete f;
}
return loadOk ? Common::kNoError : Common::kUnknownError;
}
int16 GameDatabaseV3::loadgame(const char *filename, int16 version) {
Common::InSaveFile *in;
uint32 expectedSize = 4 + 4 + 2 + _gameStateSize;
if (!(in = g_system->getSavefileManager()->openForLoading(filename))) {
warning("Can't open file '%s', game not loaded", filename);
return 1;
}
uint32 header = in->readUint32BE();
if (header != MKTAG('S','G','A','M')) {
warning("Save game header missing");
delete in;
return 1;
}
uint32 size = in->readUint32LE();
int16 saveVersion = in->readUint16LE();
if (saveVersion != version) {
warning("Save game %s was saved with a different version of the game. Game version is %d, save version is %d", filename, version, saveVersion);
delete in;
return 1;
}
if (size != expectedSize) {
warning("Unexpected save game size. Expected %d, size is %d", expectedSize, size);
delete in;
return 1;
}
in->skip(64); // skip savegame description
in->read(_gameState, _gameStateSize);
delete in;
_objectPropertyCache.clear(); // make sure to clear cache
return 0;
}
/**
* Restore game from supplied slot number
*/
bool FileManager::restoreGame(const int16 slot) {
debugC(1, kDebugFile, "restoreGame(%d)", slot);
int16 savegameId;
if (slot == -1) {
GUI::SaveLoadChooser *dialog = new GUI::SaveLoadChooser("Restore game:", "Restore", false);
savegameId = dialog->runModalWithCurrentTarget();
delete dialog;
} else {
savegameId = slot;
}
if (savegameId < 0) // dialog aborted
return false;
Common::String savegameFile = _vm->getSavegameFilename(savegameId);
Common::SaveFileManager *saveMan = g_system->getSavefileManager();
Common::InSaveFile *in = saveMan->openForLoading(savegameFile);
if (!in)
return false;
// Initialize new-game status
_vm->initStatus();
// Check version, can't restore from different versions
int saveVersion = in->readByte();
if (saveVersion != kSavegameVersion) {
warning("Savegame of incompatible version");
delete in;
return false;
}
// Skip over description
int32 saveGameNameSize = in->readSint16BE();
in->skip(saveGameNameSize);
Graphics::skipThumbnail(*in);
in->skip(6); // Skip date & time
// If hero image is currently swapped, swap it back before restore
if (_vm->_heroImage != kHeroIndex)
_vm->_object->swapImages(kHeroIndex, _vm->_heroImage);
_vm->_object->restoreObjects(in);
_vm->_heroImage = in->readByte();
// If hero swapped in saved game, swap it
byte heroImg = _vm->_heroImage;
if (heroImg != kHeroIndex)
_vm->_object->swapImages(kHeroIndex, _vm->_heroImage);
_vm->_heroImage = heroImg;
Status &gameStatus = _vm->getGameStatus();
int score = in->readSint16BE();
_vm->setScore(score);
gameStatus._storyModeFl = (in->readByte() == 1);
_vm->_mouse->setJumpExitFl(in->readByte() == 1);
gameStatus._gameOverFl = (in->readByte() == 1);
for (int i = 0; i < _vm->_numStates; i++)
_vm->_screenStates[i] = in->readByte();
_vm->_scheduler->restoreSchedulerData(in);
// Restore palette and change it if necessary
_vm->_screen->restorePal(in);
// Restore maze status
_vm->_maze._enabledFl = (in->readByte() == 1);
_vm->_maze._size = in->readByte();
_vm->_maze._x1 = in->readSint16BE();
_vm->_maze._y1 = in->readSint16BE();
_vm->_maze._x2 = in->readSint16BE();
_vm->_maze._y2 = in->readSint16BE();
_vm->_maze._x3 = in->readSint16BE();
_vm->_maze._x4 = in->readSint16BE();
_vm->_maze._firstScreenIndex = in->readByte();
_vm->_scheduler->restoreScreen(*_vm->_screenPtr);
if ((_vm->getGameStatus()._viewState = (Vstate) in->readByte()) != kViewPlay)
_vm->_screen->hideCursor();
delete in;
return true;
}
void SagaEngine::load(const char *fileName) {
Common::InSaveFile *in;
int commonBufferSize;
int sceneNumber, insetSceneNumber;
int mapx, mapy;
char title[TITLESIZE];
if (!(in = _saveFileMan->openForLoading(fileName))) {
return;
}
_saveHeader.type = in->readUint32BE();
_saveHeader.size = in->readUint32LE();
_saveHeader.version = in->readUint32LE();
in->read(_saveHeader.name, sizeof(_saveHeader.name));
// Some older saves were not written in an endian safe fashion.
// We try to detect this here by checking for extremly high version values.
// If found, we retry with the data swapped.
if (_saveHeader.version > 0xFFFFFF) {
warning("This savegame is not endian safe, retrying with the data swapped");
_saveHeader.version = SWAP_BYTES_32(_saveHeader.version);
}
debug(2, "Save version: 0x%X", _saveHeader.version);
if (_saveHeader.version < 4)
warning("This savegame is not endian-safe. There may be problems");
if (_saveHeader.type != MKTAG('S','A','G','A')) {
error("SagaEngine::load wrong save game format");
}
if (_saveHeader.version > 4) {
in->read(title, TITLESIZE);
debug(0, "Save is for: %s", title);
}
if (_saveHeader.version >= 6) {
// We don't need the thumbnail here, so just read it and discard it
Graphics::skipThumbnail(*in);
in->readUint32BE(); // save date
in->readUint16BE(); // save time
if (_saveHeader.version >= 8) {
uint32 playTime = in->readUint32BE();
g_engine->setTotalPlayTime(playTime * 1000);
}
}
// Clear pending events here, and don't process queued music events
_events->clearList(false);
// Surrounding scene
sceneNumber = in->readSint32LE();
#ifdef ENABLE_IHNM
if (getGameId() == GID_IHNM) {
int currentChapter = _scene->currentChapterNumber();
_scene->setChapterNumber(in->readSint32LE());
in->skip(4); // obsolete, was used for setting the protagonist
if (_scene->currentChapterNumber() != currentChapter)
_scene->changeScene(-2, 0, kTransitionFade, _scene->currentChapterNumber());
_scene->setCurrentMusicTrack(in->readSint32LE());
_scene->setCurrentMusicRepeat(in->readSint32LE());
_music->stop();
if (_scene->currentChapterNumber() == 8)
_interface->setMode(kPanelChapterSelection);
if (!isIHNMDemo()) {
_music->play(_music->_songTable[_scene->getCurrentMusicTrack()], _scene->getCurrentMusicRepeat() ? MUSIC_LOOP : MUSIC_NORMAL);
} else {
_music->play(3, MUSIC_LOOP);
}
}
#endif
// Inset scene
insetSceneNumber = in->readSint32LE();
#ifdef ENABLE_IHNM
if (getGameId() == GID_IHNM) {
_globalFlags = in->readUint32LE();
for (int i = 0; i < ARRAYSIZE(_ethicsPoints); i++)
_ethicsPoints[i] = in->readSint16LE();
}
#endif
_interface->loadState(in);
_actor->loadState(in);
commonBufferSize = in->readSint16LE();
_script->_commonBuffer.resize(commonBufferSize);
in->read(_script->_commonBuffer.getBuffer(), commonBufferSize);
if (getGameId() == GID_ITE) {
mapx = in->readSint16LE();
mapy = in->readSint16LE();
_isoMap->setMapPosition(mapx, mapy);
}
// Note: the mapx, mapy ISO map positions were incorrectly saved
// for IHNM too, which has no ISO map scenes, up to save version 6.
// Since they're at the end of the savegame, we just ignore them
delete in;
// Mute volume to prevent outScene music play
int volume = _music->getVolume();
_music->setVolume(0);
_scene->clearSceneQueue();
_scene->changeScene(sceneNumber, ACTOR_NO_ENTRANCE, kTransitionNoFade);
_events->handleEvents(0); //dissolve backgrounds
if (insetSceneNumber != sceneNumber) {
_render->setFlag(RF_DISABLE_ACTORS);
_scene->draw();
_render->drawScene();
_render->clearFlag(RF_DISABLE_ACTORS);
_scene->changeScene(insetSceneNumber, ACTOR_NO_ENTRANCE, kTransitionNoFade);
}
_music->setVolume(volume);
_interface->draw();
// Abort any scene entry protagonist animations and auto-cue speeches.
// Fixes bug #10009.
_actor->abortAllSpeeches();
_actor->_protagonist->_location = _actor->_protagonist->_finalTarget;
_actor->actorEndWalk(ID_PROTAG, true);
}
