tron@3069: /* $Id$ */
tron@3069: 
rubidium@8598: /** @file road_internal.h Functions used internally by the roads. */
rubidium@7157: 
rubidium@8598: #ifndef ROAD_INTERNAL_H
rubidium@8598: #define ROAD_INTERNAL_H
rubidium@6335: 
rubidium@8634: #include "tile_cmd.h"
rubidium@8634: 
rubidium@6442: /**
rubidium@8137:  * Clean up unneccesary RoadBits of a planed tile.
rubidium@8137:  * @param tile current tile
rubidium@8137:  * @param org_rb planed RoadBits
rubidium@8137:  * @return optimised RoadBits
rubidium@8137:  */
rubidium@8137: RoadBits CleanUpRoadBits(const TileIndex tile, RoadBits org_rb);
rubidium@8137: 
rubidium@8137: /**
rubidium@6442:  * Is it allowed to remove the given road bits from the given tile?
rubidium@6442:  * @param tile      the tile to remove the road from
rubidium@6442:  * @param remove    the roadbits that are going to be removed
rubidium@6442:  * @param owner     the actual owner of the roadbits of the tile
rubidium@7157:  * @param rt        the road type to remove the bits from
frosch@10690:  * @param flags     command flags
frosch@10690:  * @param town_check Shall the town rating checked/affected
rubidium@6442:  * @return true when it is allowed to remove the road bits
rubidium@6442:  */
frosch@10690: bool CheckAllowRemoveRoad(TileIndex tile, RoadBits remove, Owner owner, RoadType rt, uint32 flags, bool town_check = true);
rubidium@6442: 
rubidium@7891: /**
rubidium@7891:  * Draw the catenary for tram road bits
rubidium@7891:  * @param ti   information about the tile (position, slope)
rubidium@7891:  * @param tram the roadbits to draw the catenary for
rubidium@7891:  */
smatz@9317: void DrawTramCatenary(const TileInfo *ti, RoadBits tram);
rubidium@7187: 
rubidium@8598: #endif /* ROAD_INTERNAL_H */