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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/scummsys.h"
#include "common/algorithm.h"
#include "common/memstream.h"
#include "xeen/saves.h"
#include "xeen/files.h"
#include "xeen/xeen.h"
namespace Xeen {
OutFile::OutFile(XeenEngine *vm, const Common::String filename) :
_vm(vm),
_filename(filename),
_backingStream(DisposeAfterUse::YES) {
}
uint32 OutFile::write(const void *dataPtr, uint32 dataSize) {
return _backingStream.write(dataPtr, dataSize);
}
int32 OutFile::pos() const {
return _backingStream.pos();
}
void OutFile::finalize() {
uint16 id = BaseCCArchive::convertNameToId(_filename);
if (!_vm->_saves->_newData.contains(id))
_vm->_saves->_newData[id] = new Common::MemoryWriteStreamDynamic(DisposeAfterUse::YES);
Common::MemoryWriteStreamDynamic *out = _vm->_saves->_newData[id];
out->write(_backingStream.getData(), _backingStream.size());
}
/*------------------------------------------------------------------------*/
SavesManager::SavesManager(XeenEngine *vm, Party &party) :
BaseCCArchive(), _vm(vm), _party(party) {
SearchMan.add("saves", this, 0, false);
_data = nullptr;
_wonWorld = false;
_wonDarkSide = false;
}
SavesManager::~SavesManager() {
for (Common::HashMap<uint16, Common::MemoryWriteStreamDynamic *>::iterator it = _newData.begin(); it != _newData.end(); it++) {
delete (*it)._value;
}
delete[] _data;
}
void SavesManager::syncBitFlags(Common::Serializer &s, bool *startP, bool *endP) {
byte data = 0;
int bitCounter = 0;
for (bool *p = startP; p <= endP; ++p, bitCounter = (bitCounter + 1) % 8) {
if (p == endP || bitCounter == 0) {
if (p != endP || s.isSaving())
s.syncAsByte(data);
if (p == endP)
break;
if (s.isSaving())
data = 0;
}
if (s.isLoading())
*p = (data >> bitCounter) != 0;
else if (*p)
data |= 1 << bitCounter;
}
}
Common::SeekableReadStream *SavesManager::createReadStreamForMember(const Common::String &name) const {
CCEntry ccEntry;
// If the given resource has already been perviously "written" to the
// save manager, then return that new resource
uint16 id = BaseCCArchive::convertNameToId(name);
if (_newData.contains(id)) {
Common::MemoryWriteStreamDynamic *stream = _newData[id];
return new Common::MemoryReadStream(stream->getData(), stream->size());
}
// Retrieve the resource from the loaded savefile
if (getHeaderEntry(name, ccEntry)) {
// Open the correct CC entry
return new Common::MemoryReadStream(_data + ccEntry._offset, ccEntry._size);
}
return nullptr;
}
void SavesManager::load(Common::SeekableReadStream *stream) {
loadIndex(stream);
delete[] _data;
_data = new byte[stream->size()];
stream->seek(0);
stream->read(_data, stream->size());
// Load in the character stats and active party
Common::SeekableReadStream *chr = createReadStreamForMember("maze.chr");
Common::Serializer sChr(chr, nullptr);
_party._roster.synchronize(sChr);
delete chr;
Common::SeekableReadStream *pty = createReadStreamForMember("maze.pty");
Common::Serializer sPty(pty, nullptr);
_party.synchronize(sPty);
delete pty;
}
void SavesManager::reset() {
Common::String prefix = _vm->getGameID() != GType_DarkSide ? "xeen|" : "dark|";
Common::MemoryWriteStreamDynamic saveFile(DisposeAfterUse::YES);
Common::File fIn;
const int RESOURCES[6] = { 0x2A0C, 0x2A1C, 0x2A2C, 0x2A3C, 0x284C, 0x2A5C };
for (int i = 0; i < 6; ++i) {
Common::String filename = prefix + Common::String::format("%.4x", RESOURCES[i]);
if (fIn.exists(filename)) {
// Read in the next resource
fIn.open(filename);
byte *data = new byte[fIn.size()];
fIn.read(data, fIn.size());
// Copy it to the combined savefile resource
saveFile.write(data, fIn.size());
delete[] data;
fIn.close();
}
}
Common::MemoryReadStream f(saveFile.getData(), saveFile.size());
load(&f);
// Set up the party and characters from dark.cur
CCArchive gameCur("xeen.cur", false);
File fParty("maze.pty", gameCur);
Common::Serializer sParty(&fParty, nullptr);
_party.synchronize(sParty);
fParty.close();
File fChar("maze.chr", gameCur);
Common::Serializer sChar(&fChar, nullptr);
_party._roster.synchronize(sChar);
fChar.close();
}
void SavesManager::readCharFile() {
warning("TODO: readCharFile");
}
void SavesManager::writeCharFile() {
warning("TODO: writeCharFile");
}
void SavesManager::saveChars() {
warning("TODO: saveChars");
}
} // End of namespace Xeen
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