/* $Id$ */ /* * This file is part of OpenTTD. * 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. * 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. * 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/>. */ /** @file road_type.h Enums and other types related to roads. */ #ifndef ROAD_TYPE_H #define ROAD_TYPE_H #include "core/enum_type.hpp" /** * The different roadtypes we support * * @note currently only ROADTYPE_ROAD and ROADTYPE_TRAM are supported. */ enum RoadType { ROADTYPE_BEGIN = 0, ///< Used for iterations ROADTYPE_ROAD = 0, ///< Basic road type ROADTYPE_TRAM = 1, ///< Trams ROADTYPE_END, ///< Used for iterations INVALID_ROADTYPE = 0xFF ///< flag for invalid roadtype }; DECLARE_POSTFIX_INCREMENT(RoadType) template <> struct EnumPropsT<RoadType> : MakeEnumPropsT<RoadType, byte, ROADTYPE_BEGIN, ROADTYPE_END, INVALID_ROADTYPE, 2> {}; /** * The different roadtypes we support, but then a bitmask of them * @note currently only roadtypes with ROADTYPE_ROAD and ROADTYPE_TRAM are supported. */ enum RoadTypes { ROADTYPES_NONE = 0, ///< No roadtypes ROADTYPES_ROAD = 1 << ROADTYPE_ROAD, ///< Road ROADTYPES_TRAM = 1 << ROADTYPE_TRAM, ///< Trams ROADTYPES_ALL = ROADTYPES_ROAD | ROADTYPES_TRAM, ///< Road + trams ROADTYPES_END, ///< Used for iterations? INVALID_ROADTYPES = 0xFF ///< Invalid roadtypes }; DECLARE_ENUM_AS_BIT_SET(RoadTypes) template <> struct EnumPropsT<RoadTypes> : MakeEnumPropsT<RoadTypes, byte, ROADTYPES_NONE, ROADTYPES_END, INVALID_ROADTYPES, 2> {}; typedef SimpleTinyEnumT<RoadTypes, byte> RoadTypesByte; /** * Enumeration for the road parts on a tile. * * This enumeration defines the possible road parts which * can be build on a tile. */ enum RoadBits { ROAD_NONE = 0U, ///< No road-part is build ROAD_NW = 1U, ///< North-west part ROAD_SW = 2U, ///< South-west part ROAD_SE = 4U, ///< South-east part ROAD_NE = 8U, ///< North-east part ROAD_X = ROAD_SW | ROAD_NE, ///< Full road along the x-axis (south-west + north-east) ROAD_Y = ROAD_NW | ROAD_SE, ///< Full road along the y-axis (north-west + south-east) ROAD_N = ROAD_NE | ROAD_NW, ///< Road at the two northern edges ROAD_E = ROAD_NE | ROAD_SE, ///< Road at the two eastern edges ROAD_S = ROAD_SE | ROAD_SW, ///< Road at the two southern edges ROAD_W = ROAD_NW | ROAD_SW, ///< Road at the two western edges ROAD_ALL = ROAD_X | ROAD_Y, ///< Full 4-way crossing ROAD_END = ROAD_ALL + 1 ///< Out-of-range roadbits, used for iterations }; DECLARE_ENUM_AS_BIT_SET(RoadBits) template <> struct EnumPropsT<RoadBits> : MakeEnumPropsT<RoadBits, byte, ROAD_NONE, ROAD_END, ROAD_NONE, 4> {}; #endif /* ROAD_TYPE_H */