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221
engines/ngi/statesaver.cpp
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221
engines/ngi/statesaver.cpp
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/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/memstream.h"
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#include "graphics/thumbnail.h"
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#include "engines/metaengine.h"
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#include "ngi/ngi.h"
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#include "ngi/gameloader.h"
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#include "ngi/objects.h"
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namespace NGI {
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bool GameLoader::writeSavegame(Scene *sc, const char *fname, const Common::String &description) {
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GameVar *v = _gameVar->getSubVarByName("OBJSTATES")->getSubVarByName("SAVEGAME");
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if (!v) {
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v = _gameVar->getSubVarByName("OBJSTATES")->addSubVarAsInt("SAVEGAME", 0);
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if (!v) {
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warning("No state to save");
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return false;
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}
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}
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SaveHeader header;
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v->setSubVarAsInt("Scene", sc->_sceneId);
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saveScenePicAniInfos(sc->_sceneId);
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memset(&header, 0, sizeof(header));
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header.version = 48; // '0'
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Common::strcpy_s(header.magic, "FullPipe Savegame");
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header.updateCounter = _updateCounter;
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header.unkField = 1;
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Common::MemoryWriteStreamDynamic stream(DisposeAfterUse::YES);
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MfcArchive *archive = new MfcArchive(&stream);
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v = _gameVar->getSubVarByName("OBJSTATES");
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GameVar *nxt = nullptr;
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GameVar *prv = nullptr;
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GameVar *par = nullptr;
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if (v) {
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nxt = v->_nextVarObj;
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prv = v->_prevVarObj;
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par = v->_parentVarObj;
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v->_parentVarObj = nullptr;
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v->_nextVarObj = nullptr;
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v->_prevVarObj = nullptr;
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}
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archive->writeObject(v);
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if (v) {
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v->_parentVarObj = par;
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v->_nextVarObj = nxt;
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v->_prevVarObj = prv;
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}
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getGameLoaderInventory()->savePartial(*archive);
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archive->writeUint32LE(_sc2array.size());
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debugC(3, kDebugLoading, "Saving %d infos", _sc2array.size());
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for (uint i = 0; i < _sc2array.size(); i++) {
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archive->writeUint32LE(_sc2array[i]._picAniInfos.size());
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if (_sc2array[i]._picAniInfos.size())
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debugC(3, kDebugLoading, "Count %d: %d", i, _sc2array[i]._picAniInfos.size());
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for (uint j = 0; j < _sc2array[i]._picAniInfos.size(); j++) {
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_sc2array[i]._picAniInfos[j].save(*archive);
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}
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}
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header.encSize = stream.size();
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// Now obfuscate the data
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for (int i = 0; i < header.encSize; i++)
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stream.getData()[i] += i & 0x7f;
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if (_savegameCallback)
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_savegameCallback(archive, true);
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// Now dump it into save file
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Common::OutSaveFile *saveFile = g_system->getSavefileManager()->openForSaving(fname);
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if (!saveFile) {
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warning("Cannot open file for writing: %s", fname);
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return false;
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}
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saveFile->writeUint32LE(header.version);
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saveFile->write(header.magic, 32);
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saveFile->writeUint32LE(header.updateCounter);
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saveFile->writeUint32LE(header.unkField);
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saveFile->writeUint32LE(header.encSize);
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debugC(3, kDebugLoading, "version: %d magic: %s updateCounter: %d unkField: %d encSize: %d, pos: %d",
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header.version, header.magic, header.updateCounter, header.unkField, header.encSize, (int)saveFile->pos());
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saveFile->write(stream.getData(), stream.size());
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uint headerPos = saveFile->pos();
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ExtendedSavegameHeader header2;
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Common::strcpy_s(header2.id, "SVMCR");
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header2.version = NGI_SAVEGAME_VERSION;
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TimeDate curTime;
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g_system->getTimeAndDate(curTime);
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header2.date = ((curTime.tm_mday & 0xFF) << 24) | (((curTime.tm_mon + 1) & 0xFF) << 16) | ((curTime.tm_year + 1900) & 0xFFFF);
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header2.time = ((curTime.tm_hour & 0xFF) << 8) | ((curTime.tm_min) & 0xFF);
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header2.playtime = g_nmi->getTotalPlayTime() / 1000;
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saveFile->write(header2.id, 6);
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saveFile->writeByte(header2.version);
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saveFile->writeUint32LE(header2.date);
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saveFile->writeUint16LE(header2.time);
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saveFile->writeUint32LE(header2.playtime);
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// Added in save version 2
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Common::String desc(description.c_str(), MIN(255u, description.size())); // Restrict description size
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saveFile->writeByte(desc.size());
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saveFile->writeString(desc);
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g_nmi->_currentScene->draw();
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Graphics::saveThumbnail(*saveFile); // FIXME. Render proper screen
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saveFile->writeUint32LE(headerPos); // Store where the header starts
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saveFile->finalize();
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delete saveFile;
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delete archive;
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return true;
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}
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void PicAniInfo::save(MfcArchive &file) {
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debugC(5, kDebugLoading, "PicAniInfo::save()");
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file.writeUint32LE(type);
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file.writeUint16LE(objectId);
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file.writeUint16LE(field_6);
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file.writeUint32LE(field_8);
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file.writeUint16LE(sceneId);
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file.writeUint16LE(field_E);
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file.writeSint32LE(ox);
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file.writeSint32LE(oy);
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file.writeUint32LE(priority);
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file.writeUint16LE(staticsId);
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file.writeUint16LE(movementId);
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file.writeUint16LE(dynamicPhaseIndex);
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file.writeUint16LE(flags);
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file.writeUint32LE(field_24);
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file.writeUint32LE(someDynamicPhaseIndex);
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}
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void PicAniInfo::print() {
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debug("type: %d objectId: %d field_6: %d field_8: %d", type, objectId, field_6, field_8);
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debug("sceneId: %d field_E: %d ox: %d oy: %d priority: %d", sceneId, field_E, ox, oy, priority);
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debug("staticsId: %d movementId: %d dynamicPhaseIndex: %d flags: %x field_24: %d someDynamicPhaseIndex: %d",
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staticsId, movementId, dynamicPhaseIndex, flags, field_24, someDynamicPhaseIndex);
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}
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void GameVar::save(MfcArchive &file) {
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file.writePascalString(_varName);
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file.writeUint32LE(_varType);
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switch (_varType) {
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case 0:
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file.writeUint32LE(_value.intValue);
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break;
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case 1:
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file.writeUint32LE(_value.intValue); // FIXME
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break;
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case 2:
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file.writePascalString(_value.stringValue);
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break;
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default:
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error("Unknown var type: %d (0x%x)", _varType, _varType);
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}
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file.writeObject(_parentVarObj);
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file.writeObject(_prevVarObj);
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file.writeObject(_nextVarObj);
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file.writeObject(_field_14);
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file.writeObject(_subVars);
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}
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} // End of namespace NGI
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