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/*
* Copyright (C) 2002-2004, 2006-2008, 2010 by the Widelands Development Team
*
* 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 "map_io/map_heights_packet.h"
#include "io/fileread.h"
#include "io/filewrite.h"
#include "logic/editor_game_base.h"
#include "logic/game_data_error.h"
#include "logic/map.h"
#include "logic/map_objects/world/world.h"
namespace Widelands {
constexpr uint16_t kCurrentPacketVersion = 1;
void MapHeightsPacket::read(FileSystem& fs, EditorGameBase& egbase, bool, MapObjectLoader&) {
FileRead fr;
fr.open(fs, "binary/heights");
try {
uint16_t const packet_version = fr.unsigned_16();
if (packet_version == kCurrentPacketVersion) {
Map& map = egbase.map();
MapIndex const max_index = map.max_index();
for (MapIndex i = 0; i < max_index; ++i)
map[i].set_height(fr.unsigned_8());
} else {
throw UnhandledVersionError("MapHeightsPacket", packet_version, kCurrentPacketVersion);
}
} catch (const WException& e) {
throw GameDataError("heights: %s", e.what());
}
}
/*
* Write Function
*/
void MapHeightsPacket::write(FileSystem& fs, EditorGameBase& egbase, MapObjectSaver&)
{
FileWrite fw;
fw.unsigned_16(kCurrentPacketVersion);
Map& map = egbase.map();
MapIndex const max_index = map.max_index();
for (MapIndex i = 0; i < max_index; ++i)
fw.unsigned_8(map[i].get_height());
fw.write(fs, "binary/heights");
}
}
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