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55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
/* $Id$ */
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/*
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* This file is part of OpenTTD.
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* OpenTTD 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, version 2.
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* OpenTTD 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.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file airport_sl.cpp Code handling saving and loading airport ids */
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#include "../stdafx.h"
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#include "../newgrf_commons.h"
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#include "saveload.h"
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/** Save and load the mapping between the airport id in the AirportSpec array
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* and the grf file it came from. */
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static const SaveLoad _airport_id_mapping_desc[] = {
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SLE_VAR(EntityIDMapping, grfid, SLE_UINT32),
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SLE_VAR(EntityIDMapping, entity_id, SLE_UINT8),
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SLE_VAR(EntityIDMapping, substitute_id, SLE_UINT8),
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SLE_END()
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};
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static void Save_APID()
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{
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uint i;
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uint j = _airport_mngr.GetMaxMapping();
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for (i = 0; i < j; i++) {
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SlSetArrayIndex(i);
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SlObject(&_airport_mngr.mapping_ID[i], _airport_id_mapping_desc);
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}
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}
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static void Load_APID()
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{
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/* clear the current mapping stored.
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* This will create the manager if ever it is not yet done */
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_airport_mngr.ResetMapping();
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uint max_id = _airport_mngr.GetMaxMapping();
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int index;
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while ((index = SlIterateArray()) != -1) {
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if ((uint)index >= max_id) break;
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SlObject(&_airport_mngr.mapping_ID[index], _airport_id_mapping_desc);
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}
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}
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extern const ChunkHandler _airport_chunk_handlers[] = {
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{ 'APID', Save_APID, Load_APID, NULL, NULL, CH_ARRAY | CH_LAST },
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};
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