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/* 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/system.h"
#include "common/savefile.h"
#include "graphics/surface.h"
#include "graphics/scaler.h"
#include "graphics/thumbnail.h"
#include "hopkins/saveload.h"
#include "hopkins/files.h"
#include "hopkins/globals.h"
#include "hopkins/graphics.h"
#include "hopkins/hopkins.h"
namespace Hopkins {
const char *SAVEGAME_STR = "HOPKINS";
#define SAVEGAME_STR_SIZE 13
void SaveLoadManager::setParent(HopkinsEngine *vm) {
_vm = vm;
}
bool SaveLoadManager::bsave(const Common::String &file, const void *buf, size_t n) {
Common::OutSaveFile *f = g_system->getSavefileManager()->openForSaving(file);
if (f) {
size_t bytesWritten = f->write(buf, n);
f->finalize();
delete f;
return bytesWritten == n;
} else
return false;
}
// Save File
bool SaveLoadManager::SAUVE_FICHIER(const Common::String &file, const void *buf, size_t n) {
return bsave(file, buf, n);
}
void SaveLoadManager::initSaves() {
Common::String dataFilename = "HISCORE.DAT";
byte data[100];
Common::fill(&data[0], &data[100], 0);
SAUVE_FICHIER(dataFilename, data, 100);
}
void SaveLoadManager::bload(const Common::String &file, byte *buf) {
Common::InSaveFile *f = g_system->getSavefileManager()->openForLoading(file);
if (f == NULL)
error("Error openinig file - %s", file.c_str());
int32 filesize = f->size();
f->read(buf, filesize);
delete f;
}
bool SaveLoadManager::readSavegameHeader(Common::InSaveFile *in, hopkinsSavegameHeader &header) {
char saveIdentBuffer[SAVEGAME_STR_SIZE + 1];
header.thumbnail = NULL;
// Validate the header Id
in->read(saveIdentBuffer, SAVEGAME_STR_SIZE + 1);
if (strncmp(saveIdentBuffer, SAVEGAME_STR, SAVEGAME_STR_SIZE))
return false;
header.version = in->readByte();
if (header.version > HOPKINS_SAVEGAME_VERSION)
return false;
// Read in the string
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();
header.totalFrames = in->readUint32LE();
return true;
}
void SaveLoadManager::writeSavegameHeader(Common::OutSaveFile *out, hopkinsSavegameHeader &header) {
// Write out a savegame header
out->write(SAVEGAME_STR, SAVEGAME_STR_SIZE + 1);
out->writeByte(HOPKINS_SAVEGAME_VERSION);
// Write savegame name
out->write(header.saveName.c_str(), header.saveName.size() + 1);
// Create a thumbnail and save it
Graphics::Surface *thumb = new Graphics::Surface();
createThumbnail(thumb);
Graphics::saveThumbnail(*out, *thumb);
thumb->free();
delete thumb;
// Write out the save date/time
TimeDate td;
g_system->getTimeAndDate(td);
out->writeSint16LE(td.tm_year + 1900);
out->writeSint16LE(td.tm_mon + 1);
out->writeSint16LE(td.tm_mday);
out->writeSint16LE(td.tm_hour);
out->writeSint16LE(td.tm_min);
out->writeUint32LE(_vm->_eventsManager._gameCounter);
}
Common::Error SaveLoadManager::save(int slot, const Common::String &saveName) {
// Try and create the save file
Common::OutSaveFile *saveFile = g_system->getSavefileManager()->openForSaving(
_vm->generateSaveName(slot));
if (!saveFile)
return Common::kCreatingFileFailed;
// Set up the serializer
Common::Serializer serializer(NULL, saveFile);
// Write out the savegame header
hopkinsSavegameHeader header;
header.saveName = saveName;
header.version = HOPKINS_SAVEGAME_VERSION;
writeSavegameHeader(saveFile, header);
// Write out the savegame data
syncSavegameData(serializer);
// Save file complete
saveFile->finalize();
delete saveFile;
return Common::kNoError;
}
Common::Error SaveLoadManager::restore(int slot) {
// Try and open the save file for reading
Common::InSaveFile *saveFile = g_system->getSavefileManager()->openForLoading(
_vm->generateSaveName(slot));
if (!saveFile)
return Common::kReadingFailed;
// Set up the serializer
Common::Serializer serializer(saveFile, NULL);
// Read in the savegame header
hopkinsSavegameHeader header;
readSavegameHeader(saveFile, header);
if (header.thumbnail)
header.thumbnail->free();
delete header.thumbnail;
// Read in the savegame data
syncSavegameData(serializer);
// Loading save file complete
delete saveFile;
return Common::kNoError;
}
bool SaveLoadManager::readSavegameHeader(int slot, hopkinsSavegameHeader &header) {
// Try and open the save file for reading
Common::InSaveFile *saveFile = g_system->getSavefileManager()->openForLoading(
g_vm->generateSaveName(slot));
if (!saveFile)
return false;
bool result = readSavegameHeader(saveFile, header);
delete saveFile;
return result;
}
#define REDUCE_AMOUNT 80
void SaveLoadManager::createThumbnail(Graphics::Surface *s) {
int w = _vm->_graphicsManager.Reel_Reduc(SCREEN_WIDTH, REDUCE_AMOUNT);
int h = _vm->_graphicsManager.Reel_Reduc(SCREEN_HEIGHT - 40, REDUCE_AMOUNT);
s->create(w, h, Graphics::PixelFormat(2, 5, 6, 5, 0, 11, 5, 0, 0));
_vm->_graphicsManager.Reduc_Ecran(_vm->_graphicsManager.VESA_BUFFER, (byte *)s->pixels,
_vm->_eventsManager.start_x, 20, SCREEN_WIDTH, SCREEN_HEIGHT - 40, 80);
_vm->_graphicsManager.INIT_TABLE(45, 80, _vm->_graphicsManager.Palette);
_vm->_graphicsManager.Trans_bloc2((byte *)s->pixels, _vm->_graphicsManager.TABLE_COUL, 11136);
}
void SaveLoadManager::syncSavegameData(Common::Serializer &s) {
s.syncBytes(&_vm->_globals.SAUVEGARDE->data[0], 0x802);
syncSauvegarde1(s, _vm->_globals.SAUVEGARDE->field360);
syncSauvegarde1(s, _vm->_globals.SAUVEGARDE->field370);
syncSauvegarde1(s, _vm->_globals.SAUVEGARDE->field380);
for (int i = 0; i < 35; ++i)
s.syncAsSint16LE(_vm->_globals.SAUVEGARDE->inventory[i]);
}
void SaveLoadManager::syncSauvegarde1(Common::Serializer &s, Sauvegarde1 &item) {
s.syncAsSint16LE(item.field0);
s.syncAsSint16LE(item.field1);
s.syncAsSint16LE(item.field2);
s.syncAsSint16LE(item.field3);
s.syncAsSint16LE(item.field4);
}
} // End of namespace Hopkins
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