src/cheat.cpp

   1 /* $Id$ */
   2
   3 /*
   4  * This file is part of OpenTTD.
   5  * 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.
   6  * 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.
   7  * 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/>.
   8  */
   9
  10 /** @file cheat.cpp Handling (loading/saving/initializing) of cheats. */
  11
  12 #include "stdafx.h"
  13 #include "cheat_type.h"
  14
  15 /** All the cheats. */
  16 Cheats _cheats;
  17
  18 /** Reinitialise all the cheats. */
  19 void InitializeCheats()
  20 {
  21         memset(&_cheats, 0, sizeof(Cheats));
  22 }
  23
  24 /**
  25  * Return true if any cheat has been used, false otherwise
  26  * @return has a cheat been used?
  27  */
  28 bool CheatHasBeenUsed()
  29 {
  30         /* Cannot use lengthof because _cheats is of type Cheats, not Cheat */
  31         const Cheat *cht = (Cheat*)&_cheats;
  32         const Cheat *cht_last = &cht[sizeof(_cheats) / sizeof(Cheat)];
  33
  34         for (; cht != cht_last; cht++) {
  35                 if (cht->been_used) return true;
  36         }
  37
  38         return false;
  39 }