cheat_sl.cpp

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00001 /* $Id: cheat_sl.cpp 17248 2009-08-21 20:21:05Z rubidium $ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * 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.
00006  * 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.
00007  * 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/>.
00008  */
00009 
00012 #include "../stdafx.h"
00013 #include "../cheat_type.h"
00014 
00015 #include "saveload.h"
00016 
00017 static void Save_CHTS()
00018 {
00019   /* Cannot use lengthof because _cheats is of type Cheats, not Cheat */
00020   byte count = sizeof(_cheats) / sizeof(Cheat);
00021   Cheat *cht = (Cheat*) &_cheats;
00022   Cheat *cht_last = &cht[count];
00023 
00024   SlSetLength(count * 2);
00025   for (; cht != cht_last; cht++) {
00026     SlWriteByte(cht->been_used);
00027     SlWriteByte(cht->value);
00028   }
00029 }
00030 
00031 static void Load_CHTS()
00032 {
00033   Cheat *cht = (Cheat*)&_cheats;
00034   size_t count = SlGetFieldLength() / 2;
00035 
00036   for (uint i = 0; i < count; i++) {
00037     cht[i].been_used = (SlReadByte() != 0);
00038     cht[i].value     = (SlReadByte() != 0);
00039   }
00040 }
00041 
00042 extern const ChunkHandler _cheat_chunk_handlers[] = {
00043   { 'CHTS', Save_CHTS, Load_CHTS, NULL, CH_RIFF | CH_LAST},
00044 };

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