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Diffstat (limited to 'engines/zvision/core/save_manager.cpp')
| -rw-r--r-- | engines/zvision/core/save_manager.cpp | 206 |
1 files changed, 0 insertions, 206 deletions
diff --git a/engines/zvision/core/save_manager.cpp b/engines/zvision/core/save_manager.cpp deleted file mode 100644 index 07fb7637e7..0000000000 --- a/engines/zvision/core/save_manager.cpp +++ /dev/null @@ -1,206 +0,0 @@ -/* 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 "zvision/core/save_manager.h" - -#include "zvision/zvision.h" -#include "zvision/scripting/script_manager.h" -#include "zvision/graphics/render_manager.h" - -#include "common/system.h" - -#include "graphics/surface.h" -#include "graphics/thumbnail.h" - -#include "gui/message.h" - - -namespace ZVision { - -const uint32 SaveManager::SAVEGAME_ID = MKTAG('Z', 'E', 'N', 'G'); - -void SaveManager::saveGame(uint slot, const Common::String &saveName) { - // The games only support 20 slots - assert(slot <= 1 && slot <= 20); - - Common::SaveFileManager *saveFileManager = g_system->getSavefileManager(); - Common::OutSaveFile *file = saveFileManager->openForSaving(_engine->generateSaveFileName(slot)); - - // Write out the savegame header - file->writeUint32BE(SAVEGAME_ID); - - // Write version - file->writeByte(SAVE_VERSION); - - // Write savegame name - file->writeString(saveName); - file->writeByte(0); - - // We can't call writeGameSaveData because the save menu is actually - // a room, so writeGameSaveData would save us in the save menu. - // However, an auto save is performed before each room change, so we - // can copy the data from there. We can guarantee that an auto save file will - // exist before this is called because the save menu can only be accessed - // after the first room (the main menu) has loaded. - Common::InSaveFile *autoSaveFile = saveFileManager->openForLoading(_engine->generateAutoSaveFileName()); - - // Skip over the header info - autoSaveFile->readSint32BE(); // SAVEGAME_ID - autoSaveFile->readByte(); // Version - autoSaveFile->seek(5, SEEK_CUR); // The string "auto" with terminating NULL - - // Read the rest to a buffer - uint32 size = autoSaveFile->size() - autoSaveFile->pos(); - byte *buffer = new byte[size]; - autoSaveFile->read(buffer, size); - - // Then write the buffer to the new file - file->write(buffer, size); - - // Cleanup - delete[] buffer; - file->finalize(); - delete file; -} - -void SaveManager::autoSave() { - Common::OutSaveFile *file = g_system->getSavefileManager()->openForSaving(_engine->generateAutoSaveFileName()); - - // Write out the savegame header - file->writeUint32BE(SAVEGAME_ID); - - // Version - file->writeByte(SAVE_VERSION); - - file->writeString("auto"); - file->writeByte(0); - - writeSaveGameData(file); - - // Cleanup - file->finalize(); - delete file; -} - -void SaveManager::writeSaveGameData(Common::OutSaveFile *file) { - // Create a thumbnail and save it - Graphics::saveThumbnail(*file); - - // Write out the save date/time - TimeDate td; - g_system->getTimeAndDate(td); - file->writeSint16LE(td.tm_year + 1900); - file->writeSint16LE(td.tm_mon + 1); - file->writeSint16LE(td.tm_mday); - file->writeSint16LE(td.tm_hour); - file->writeSint16LE(td.tm_min); - - ScriptManager *scriptManager = _engine->getScriptManager(); - // Write out the current location - Location currentLocation = scriptManager->getCurrentLocation(); - file->writeByte(currentLocation.world); - file->writeByte(currentLocation.room); - file->writeByte(currentLocation.node); - file->writeByte(currentLocation.view); - file->writeUint32LE(currentLocation.offset); - - // Write out the current state table values - scriptManager->serializeStateTable(file); - - // Write out any controls needing to save state - scriptManager->serializeControls(file); -} - -Common::Error SaveManager::loadGame(uint slot) { - // The games only support 20 slots - assert(slot <= 1 && slot <= 20); - - Common::InSaveFile *saveFile = g_system->getSavefileManager()->openForLoading(_engine->generateSaveFileName(slot)); - if (saveFile == 0) { - return Common::kPathDoesNotExist; - } - - // Read the header - SaveGameHeader header; - if (!readSaveGameHeader(saveFile, header)) { - return Common::kUnknownError; - } - - char world = (char)saveFile->readByte(); - char room = (char)saveFile->readByte(); - char node = (char)saveFile->readByte(); - char view = (char)saveFile->readByte(); - uint32 offset = (char)saveFile->readUint32LE(); - - ScriptManager *scriptManager = _engine->getScriptManager(); - // Update the state table values - scriptManager->deserializeStateTable(saveFile); - - // Load the room - scriptManager->changeLocation(world, room, node, view, offset); - - // Update the controls - scriptManager->deserializeControls(saveFile); - - return Common::kNoError; -} - -bool SaveManager::readSaveGameHeader(Common::InSaveFile *in, SaveGameHeader &header) { - if (in->readUint32BE() != SAVEGAME_ID) { - warning("File is not a ZVision save file. Aborting load"); - return false; - } - - // Read in the version - header.version = in->readByte(); - - // Check that the save version isn't newer than this binary - if (header.version > SAVE_VERSION) { - uint tempVersion = header.version; - GUI::MessageDialog dialog(Common::String::format("This save file uses version %u, but this engine only supports up to version %d. You will need an updated version of the engine to use this save file.", tempVersion, SAVE_VERSION), "OK"); - dialog.runModal(); - } - - // Read in the save name - header.saveName.clear(); - char ch; - while ((ch = (char)in->readByte()) != '\0') - header.saveName += ch; - - // Get the thumbnail - header.thumbnail = Graphics::loadThumbnail(*in); - if (!header.thumbnail) - return false; - - // Read in save date/time - header.saveYear = in->readSint16LE(); - header.saveMonth = in->readSint16LE(); - header.saveDay = in->readSint16LE(); - header.saveHour = in->readSint16LE(); - header.saveMinutes = in->readSint16LE(); - - return true; -} - -} // End of namespace ZVision |