src/rail_type.h

   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 rail_type.h The different types of rail */
  11
  12 #ifndef RAIL_TYPE_H
  13 #define RAIL_TYPE_H
  14
  15 #include "core/enum_type.hpp"
  16
  17 typedef uint32 RailTypeLabel;
  18
  19 static const RailTypeLabel RAILTYPE_RAIL_LABEL     = 'RAIL';
  20 static const RailTypeLabel RAILTYPE_ELECTRIC_LABEL = 'ELRL';
  21 static const RailTypeLabel RAILTYPE_MONO_LABEL     = 'MONO';
  22 static const RailTypeLabel RAILTYPE_MAGLEV_LABEL   = 'MGLV';
  23
  24 /**
  25  * Enumeration for all possible railtypes.
  26  *
  27  * This enumeration defines all 4 possible railtypes.
  28  */
  29 enum RailType {
  30         RAILTYPE_BEGIN    = 0,          ///< Used for iterations
  31         RAILTYPE_RAIL     = 0,          ///< Standard non-electric rails
  32         RAILTYPE_ELECTRIC = 1,          ///< Electric rails
  33         RAILTYPE_MONO     = 2,          ///< Monorail
  34         RAILTYPE_MAGLEV   = 3,          ///< Maglev
  35         RAILTYPE_END      = 16,         ///< Used for iterations
  36         INVALID_RAILTYPE  = 0xFF,       ///< Flag for invalid railtype
  37
  38         DEF_RAILTYPE_FIRST = RAILTYPE_END, ///< Default railtype: first available
  39         DEF_RAILTYPE_LAST,                 ///< Default railtype: last available
  40         DEF_RAILTYPE_MOST_USED,            ///< Default railtype: most used
  41 };
  42
  43 /** Allow incrementing of Track variables */
  44 DECLARE_POSTFIX_INCREMENT(RailType)
  45 /** Define basic enum properties */
  46 template <> struct EnumPropsT<RailType> : MakeEnumPropsT<RailType, byte, RAILTYPE_BEGIN, RAILTYPE_END, INVALID_RAILTYPE, 4> {};
  47 typedef TinyEnumT<RailType> RailTypeByte;
  48
  49 /**
  50  * The different roadtypes we support, but then a bitmask of them
  51  */
  52 enum RailTypes {
  53         RAILTYPES_NONE     = 0,                      ///< No rail types
  54         RAILTYPES_RAIL     = 1 << RAILTYPE_RAIL,     ///< Non-electrified rails
  55         RAILTYPES_ELECTRIC = 1 << RAILTYPE_ELECTRIC, ///< Electrified rails
  56         RAILTYPES_MONO     = 1 << RAILTYPE_MONO,     ///< Monorail!
  57         RAILTYPES_MAGLEV   = 1 << RAILTYPE_MAGLEV,   ///< Ever fast maglev
  58         INVALID_RAILTYPES  = UINT_MAX,               ///< Invalid railtypes
  59 };
  60 DECLARE_ENUM_AS_BIT_SET(RailTypes)
  61
  62 #endif /* RAIL_TYPE_H */