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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.
*
*/
/*
* This code is based on Broken Sword 2.5 engine
*
* Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer
*
* Licensed under GNU GPL v2
*
*/
#include "sword25/kernel/outputpersistenceblock.h"
#include "sword25/kernel/inputpersistenceblock.h"
#include "sword25/math/regionregistry.h"
#include "sword25/math/region.h"
namespace Common {
DECLARE_SINGLETON(Sword25::RegionRegistry);
}
namespace Sword25 {
bool RegionRegistry::persist(OutputPersistenceBlock &writer) {
bool result = true;
// write out the next handle
writer.write(_nextHandle);
// Number of regions to write
writer.write((uint32)_handle2PtrMap.size());
// Persist all the BS_Regions
HANDLE2PTR_MAP::const_iterator iter = _handle2PtrMap.begin();
while (iter != _handle2PtrMap.end()) {
// Handle persistence
writer.write(iter->_key);
// Persist object
result &= iter->_value->persist(writer);
++iter;
}
return result;
}
bool RegionRegistry::unpersist(InputPersistenceBlock &reader) {
bool result = true;
// read in the next handle
reader.read(_nextHandle);
// Destroy all existing BS_Regions
//FIXME: This doesn't seem right - the value is being deleted but not the actual hash node itself?
while (!_handle2PtrMap.empty())
delete _handle2PtrMap.begin()->_value;
// read in the number of BS_Regions
uint32 regionCount;
reader.read(regionCount);
// Restore all the BS_Regions objects
for (uint i = 0; i < regionCount; ++i) {
// Handle read
uint32 handle;
reader.read(handle);
// BS_Region restore
result &= Region::create(reader, handle) != 0;
}
return reader.isGood() && result;
}
} // End of namespace Sword25
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