mirror of
https://github.com/libretro/scummvm.git
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374 lines
8.6 KiB
C++
374 lines
8.6 KiB
C++
/* 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#include "common/endian.h"
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#include "common/savefile.h"
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#include "gob/gob.h"
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#include "gob/saveload.h"
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#include "gob/global.h"
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#include "gob/game.h"
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#include "gob/draw.h"
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#include "gob/inter.h"
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namespace Gob {
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SaveLoad_v2::SaveFile SaveLoad_v2::_saveFiles[] = {
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{ "cat.inf", 0, kSaveModeSave, kSaveGame},
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{ "cat.cat", 0, kSaveModeSave, kSaveGame},
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{ "save.inf", 0, kSaveModeSave, kSaveTempSprite},
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{ "bloc.inf", 0, kSaveModeSave, kSaveNotes}
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};
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SaveLoad_v2::SaveLoad_v2(GobEngine *vm, const char *targetName) :
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SaveLoad(vm, targetName) {
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_notes = new PlainSave(_vm->getEndianness());
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_save = new StagedSave(_vm->getEndianness());
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_saveFiles[0].destName = new char[strlen(targetName) + 5];
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_saveFiles[1].destName = _saveFiles[0].destName;
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_saveFiles[2].destName = 0;
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_saveFiles[3].destName = new char[strlen(targetName) + 5];
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sprintf(_saveFiles[0].destName, "%s.s00", targetName);
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sprintf(_saveFiles[3].destName, "%s.blo", targetName);
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_varSize = 0;
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_hasIndex = false;
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}
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SaveLoad_v2::~SaveLoad_v2() {
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delete _notes;
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delete _save;
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delete[] _saveFiles[0].destName;
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delete[] _saveFiles[3].destName;
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}
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SaveLoad::SaveMode SaveLoad_v2::getSaveMode(const char *fileName) {
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fileName = stripPath(fileName);
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for (int i = 0; i < ARRAYSIZE(_saveFiles); i++)
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if (!scumm_stricmp(fileName, _saveFiles[i].sourceName))
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return _saveFiles[i].mode;
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return kSaveModeNone;
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}
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int SaveLoad_v2::getSaveType(const char *fileName) {
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for (int i = 0; i < ARRAYSIZE(_saveFiles); i++)
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if (!scumm_stricmp(fileName, _saveFiles[i].sourceName))
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return i;
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return -1;
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}
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int32 SaveLoad_v2::getSizeVersioned(int type) {
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assertInited();
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switch (_saveFiles[type].type) {
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case kSaveGame:
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return getSizeGame(_saveFiles[type]);
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case kSaveTempSprite:
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return getSizeTempSprite(_saveFiles[type]);
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case kSaveNotes:
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return getSizeNotes(_saveFiles[type]);
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}
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return -1;
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}
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bool SaveLoad_v2::loadVersioned(int type, int16 dataVar, int32 size, int32 offset) {
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assertInited();
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switch (_saveFiles[type].type) {
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case kSaveGame:
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if (loadGame(_saveFiles[type], dataVar, size, offset))
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return true;
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warning("While loading from slot %d", getSlot(offset));
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break;
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case kSaveTempSprite:
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if (loadTempSprite(_saveFiles[type], dataVar, size, offset))
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return true;
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warning("While loading the temporary sprite");
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break;
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case kSaveNotes:
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if (loadNotes(_saveFiles[type], dataVar, size, offset))
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return true;
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warning("While loading the notes");
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break;
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}
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return false;
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}
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bool SaveLoad_v2::saveVersioned(int type, int16 dataVar, int32 size, int32 offset) {
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assertInited();
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switch (_saveFiles[type].type) {
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case kSaveGame:
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if (saveGame(_saveFiles[type], dataVar, size, offset))
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return true;
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warning("While saving to slot %d", getSlot(offset));
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break;
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case kSaveTempSprite:
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if (saveTempSprite(_saveFiles[type], dataVar, size, offset))
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return true;
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warning("While saving the temporary sprite");
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break;
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case kSaveNotes:
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if (saveNotes(_saveFiles[type], dataVar, size, offset))
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return true;
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warning("While saving the notes");
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break;
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}
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return false;
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}
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int SaveLoad_v2::getSlot(int32 offset) const {
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return ((offset - 600) / _varSize);
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}
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int SaveLoad_v2::getSlotRemainder(int32 offset) const {
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return ((offset - 600) % _varSize);
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}
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int32 SaveLoad_v2::getSizeGame(SaveFile &saveFile) {
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Common::SaveFileManager *saveMan = g_system->getSavefileManager();
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Common::InSaveFile *in;
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for (int i = 14; i >= 0; i--) {
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in = saveMan->openForLoading(setCurrentSlot(saveFile.destName, i));
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if (in) {
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delete in;
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return (i + 1) * _varSize + 600;
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}
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}
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return -1;
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}
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int32 SaveLoad_v2::getSizeTempSprite(SaveFile &saveFile) {
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return _tmpSprite.getSize();
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}
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int32 SaveLoad_v2::getSizeNotes(SaveFile &saveFile) {
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Common::SaveFileManager *saveMan = g_system->getSavefileManager();
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Common::InSaveFile *in;
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int32 size = -1;
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in = saveMan->openForLoading(saveFile.destName);
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if (in) {
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size = in->size();
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delete in;
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}
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return size;
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}
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bool SaveLoad_v2::loadGame(SaveFile &saveFile,
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int16 dataVar, int32 size, int32 offset) {
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if (size == 0) {
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dataVar = 0;
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size = _varSize;
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}
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if (offset == 0) {
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debugC(3, kDebugSaveLoad, "Loading save index");
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if (size != 600) {
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warning("Requested index has wrong size (%d)", size);
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return false;
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}
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SaveLoad::buildIndex(_vm->_inter->_variables->getAddressOff8(dataVar, 600),
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saveFile.destName, 15, 40);
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} else {
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int slot = getSlot(offset);
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int slotRem = getSlotRemainder(offset);
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debugC(2, kDebugSaveLoad, "Loading from slot %d", slot);
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SaveLoad::setCurrentSlot(saveFile.destName, slot);
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if ((slot >= 15) || (slotRem != 0)) {
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warning("Invalid loading procedure (%d, %d, %d, %d, %d)",
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dataVar, size, offset, slot, slotRem);
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return false;
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}
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if (!_save->load(dataVar, size, 40, saveFile.destName, _vm->_inter->_variables))
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return false;
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}
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return true;
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}
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bool SaveLoad_v2::loadTempSprite(SaveFile &saveFile,
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int16 dataVar, int32 size, int32 offset) {
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debugC(3, kDebugSaveLoad, "Loading from the temporary sprite");
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int index;
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bool palette;
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if (!_tmpSprite.getProperties(dataVar, size, offset, index, palette))
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return false;
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if (!_tmpSprite.loadSprite(*_vm->_draw->_spritesArray[index]))
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return false;
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if (palette) {
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if (!_tmpSprite.loadPalette(_vm->_global->_pPaletteDesc->vgaPal))
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return false;
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_vm->_video->setFullPalette(_vm->_global->_pPaletteDesc);
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}
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if (index == 21) {
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_vm->_draw->forceBlit();
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_vm->_video->retrace();
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}
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return true;
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}
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bool SaveLoad_v2::loadNotes(SaveFile &saveFile,
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int16 dataVar, int32 size, int32 offset) {
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debugC(2, kDebugSaveLoad, "Loading the notes");
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return _notes->load(dataVar, size, offset, saveFile.destName, _vm->_inter->_variables);
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}
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bool SaveLoad_v2::saveGame(SaveFile &saveFile,
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int16 dataVar, int32 size, int32 offset) {
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if (size == 0) {
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dataVar = 0;
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size = _varSize;
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}
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if (offset == 0) {
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debugC(3, kDebugSaveLoad, "Saving save index");
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if (size != 600) {
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warning("Requested index has wrong size (%d)", size);
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return false;
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}
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_vm->_inter->_variables->copyTo(dataVar, _indexBuffer, 0, 600);
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_hasIndex = true;
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} else {
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int slot = getSlot(offset);
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int slotRem = getSlotRemainder(offset);
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debugC(2, kDebugSaveLoad, "Saving to slot %d", slot);
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SaveLoad::setCurrentSlot(saveFile.destName, slot);
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if ((slot >= 15) || (slotRem != 0)) {
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warning("Invalid saving procedure (%d, %d, %d, %d, %d)",
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dataVar, size, offset, slot, slotRem);
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return false;
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}
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if (!_hasIndex) {
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warning("No index written yet");
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return false;
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}
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_hasIndex = false;
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byte sizes[40];
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memset(sizes, 0, 40);
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if (!_save->save(0, 40, 0, saveFile.destName, _indexBuffer + (slot * 40), sizes))
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return false;
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if (!_save->save(dataVar, size, 40, saveFile.destName, _vm->_inter->_variables))
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return false;
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}
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return true;
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}
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bool SaveLoad_v2::saveTempSprite(SaveFile &saveFile,
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int16 dataVar, int32 size, int32 offset) {
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debugC(3, kDebugSaveLoad, "Saving to the temporary sprite");
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int index;
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bool palette;
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if (!_tmpSprite.getProperties(dataVar, size, offset, index, palette))
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return false;
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if (!_tmpSprite.saveSprite(*_vm->_draw->_spritesArray[index]))
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return false;
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if (palette)
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if (!_tmpSprite.savePalette(_vm->_global->_pPaletteDesc->vgaPal))
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return false;
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return true;
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}
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bool SaveLoad_v2::saveNotes(SaveFile &saveFile,
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int16 dataVar, int32 size, int32 offset) {
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debugC(2, kDebugSaveLoad, "Saving the notes");
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return _notes->save(dataVar, size, offset, saveFile.destName, _vm->_inter->_variables);
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return false;
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}
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void SaveLoad_v2::assertInited() {
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if (_varSize > 0)
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return;
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_varSize = READ_LE_UINT32(_vm->_game->_totFileData + 0x2C) * 4;
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_save->addStage(40);
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_save->addStage(_varSize);
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}
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} // End of namespace Gob
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