diff options
Diffstat (limited to 'src/road_internal.h')
-rw-r--r-- | src/road_internal.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/road_internal.h b/src/road_internal.h new file mode 100644 index 000000000..642e89b6e --- /dev/null +++ b/src/road_internal.h @@ -0,0 +1,34 @@ +/* $Id$ */ + +/** @file road_internal.h Functions used internally by the roads. */ + +#ifndef ROAD_INTERNAL_H +#define ROAD_INTERNAL_H + +/** + * Clean up unneccesary RoadBits of a planed tile. + * @param tile current tile + * @param org_rb planed RoadBits + * @return optimised RoadBits + */ +RoadBits CleanUpRoadBits(const TileIndex tile, RoadBits org_rb); + +/** + * Is it allowed to remove the given road bits from the given tile? + * @param tile the tile to remove the road from + * @param remove the roadbits that are going to be removed + * @param owner the actual owner of the roadbits of the tile + * @param edge_road are the removed bits from a town? + * @param rt the road type to remove the bits from + * @return true when it is allowed to remove the road bits + */ +bool CheckAllowRemoveRoad(TileIndex tile, RoadBits remove, Owner owner, bool *edge_road, RoadType rt); + +/** + * Draw the catenary for tram road bits + * @param ti information about the tile (position, slope) + * @param tram the roadbits to draw the catenary for + */ +void DrawTramCatenary(TileInfo *ti, RoadBits tram); + +#endif /* ROAD_INTERNAL_H */ |