/**
* Make the given tile a buoy tile.
* @param t the tile to make a buoy
* @param sid the station to which this tile belongs
* @param wc the type of water on this tile
*/
public static void MakeBuoy(this TileIndex t, StationID sid, WaterClass wc)
{
/* Make the owner of the buoy tile the same as the current owner of the
* water tile. In this way, we can reset the owner of the water to its
* original state when the buoy gets removed. */
MakeStation(t, TileMap.GetTileOwner(t), sid, StationType.STATION_BUOY, 0, wc);
}
/**
* Make a water lock.
* @param t Tile to place the water lock section.
* @param o Owner of the lock.
* @param d Direction of the water lock.
* @param wc_lower Original water class of the lower part.
* @param wc_upper Original water class of the upper part.
* @param wc_middle Original water class of the middle part.
*/
/*inline*/
public static void MakeLock(TileIndex t, Owner o, DiagDirection d, WaterClass wc_lower, WaterClass wc_upper,
WaterClass wc_middle)
{
TileIndexDiff delta = Map.TileOffsByDiagDir(d);
/* Keep the current waterclass and owner for the tiles.
* It allows to restore them after the lock is deleted */
MakeLockTile(t, o, LockPart.LOCK_PART_MIDDLE, d, wc_middle);
MakeLockTile((uint)(t - delta), IsWaterTile((uint)(t - delta)) ? TileMap.GetTileOwner((uint)(t - delta)) : o, LockPart.LOCK_PART_LOWER, d, wc_lower);
MakeLockTile((uint)(t + delta), IsWaterTile((uint)(t + delta)) ? TileMap.GetTileOwner((uint)(t + delta)) : o, LockPart.LOCK_PART_UPPER, d, wc_upper);
}