scummvm/engines/gob/save/saveload.cpp
2011-05-12 01:16:22 +02:00

151 lines
3.8 KiB
C++

/* 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 "gob/gob.h"
#include "gob/save/saveload.h"
#include "gob/global.h"
#include "gob/video.h"
#include "gob/draw.h"
namespace Gob {
SaveLoad::SaveLoad(GobEngine *vm) : _vm(vm) {
}
SaveLoad::~SaveLoad() {
}
const char *SaveLoad::stripPath(const char *fileName) {
const char *backSlash;
if ((backSlash = strrchr(fileName, '\\')))
return backSlash + 1;
return fileName;
}
int32 SaveLoad::getSize(const char *fileName) {
debugC(3, kDebugSaveLoad, "Requested size of save file \"%s\"", fileName);
SaveHandler *handler = getHandler(fileName);
if (!handler) {
warning("No save handler for \"%s\"", fileName);
return -1;
}
int32 size = handler->getSize();
debugC(4, kDebugSaveLoad, "Size is %d", size);
return size;
}
bool SaveLoad::load(const char *fileName, int16 dataVar, int32 size, int32 offset) {
debugC(3, kDebugSaveLoad, "Requested loading of save file \"%s\" - %d, %d, %d",
fileName, dataVar, size, offset);
SaveHandler *handler = getHandler(fileName);
if (!handler) {
warning("No save handler for \"%s\" (%d, %d, %d)", fileName, dataVar, size, offset);
return false;
}
if (!handler->load(dataVar, size, offset)) {
const char *desc = getDescription(fileName);
if (!desc)
desc = "Unknown";
warning("Could not load %s (\"%s\" (%d, %d, %d))",
desc, fileName, dataVar, size, offset);
return false;
}
debugC(3, kDebugSaveLoad, "Successfully loaded game");
return true;
}
bool SaveLoad::save(const char *fileName, int16 dataVar, int32 size, int32 offset) {
debugC(3, kDebugSaveLoad, "Requested saving of save file \"%s\" - %d, %d, %d",
fileName, dataVar, size, offset);
SaveHandler *handler = getHandler(fileName);
if (!handler) {
warning("No save handler for \"%s\" (%d, %d, %d)", fileName, dataVar, size, offset);
return false;
}
if (!handler->save(dataVar, size, offset)) {
const char *desc = getDescription(fileName);
if (!desc)
desc = "Unknown";
warning("Could not save %s (\"%s\" (%d, %d, %d))",
desc, fileName, dataVar, size, offset);
return false;
}
debugC(3, kDebugSaveLoad, "Successfully saved game");
return true;
}
bool SaveLoad::deleteFile(const char *fileName) {
debugC(3, kDebugSaveLoad, "Requested deletion save file \"%s\"", fileName);
SaveHandler *handler = getHandler(fileName);
if (!handler) {
warning("No save handler for \"%s\"", fileName);
return false;
}
if (!handler->deleteFile()) {
const char *desc = getDescription(fileName);
if (!desc)
desc = "Unknown";
warning("Could not delete %s (\"%s\")", desc, fileName);
return false;
}
debugC(3, kDebugSaveLoad, "Successfully deleted file");
return true;
}
SaveLoad::SaveMode SaveLoad::getSaveMode(const char *fileName) const {
return kSaveModeNone;
}
SaveHandler *SaveLoad::getHandler(const char *fileName) const {
return 0;
}
const char *SaveLoad::getDescription(const char *fileName) const {
return 0;
}
} // End of namespace Gob