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/* $Id$ */
/*
* 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 depot_map.h Map related accessors for depots. */
#ifndef DEPOT_MAP_H
#define DEPOT_MAP_H
#include "station_map.h"
/**
* Check if a tile is a depot and it is a depot of the given type.
*/
static inline bool IsDepotTypeTile(TileIndex tile, TransportType type)
{
switch (type) {
default: NOT_REACHED();
case TRANSPORT_RAIL:
return IsRailDepotTile(tile);
case TRANSPORT_ROAD:
return IsRoadDepotTile(tile);
case TRANSPORT_WATER:
return IsShipDepotTile(tile);
}
}
/**
* Is the given tile a tile with a depot on it?
* @param tile the tile to check
* @return true if and only if there is a depot on the tile.
*/
static inline bool IsDepotTile(TileIndex tile)
{
return IsRailDepotTile(tile) || IsRoadDepotTile(tile) || IsShipDepotTile(tile) || IsHangarTile(tile);
}
/**
* Get the index of which depot is attached to the tile.
* @param t the tile
* @pre IsRailDepotTile(t) || IsRoadDepotTile(t) || IsShipDepotTile(t)
* @return DepotID
*/
static inline DepotID GetDepotIndex(TileIndex t)
{
/* Hangars don't have a Depot class, thus store no DepotID. */
assert(IsRailDepotTile(t) || IsRoadDepotTile(t) || IsShipDepotTile(t));
return _m[t].m2;
}
/**
* Get the type of vehicles that can use a depot
* @param t The tile
* @pre IsRailDepotTile(t) || IsRoadDepotTile(t) || IsShipDepotTile(t) || IsTileType(t, MP_STATION)
* @return the type of vehicles that can use the depot
*/
static inline VehicleType GetDepotVehicleType(TileIndex t)
{
switch (GetTileType(t)) {
default: NOT_REACHED();
case MP_RAILWAY: return VEH_TRAIN;
case MP_ROAD: return VEH_ROAD;
case MP_WATER: return VEH_SHIP;
case MP_STATION: return VEH_AIRCRAFT;
}
}
#endif /* DEPOT_MAP_H */
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