/**
* Does this tile area contain a tile?
* @param tile Tile to test for.
* @return True if the tile is inside the area.
*/
public bool Contains(TileIndex tile)
{
if (w == 0)
{
return(false);
}
if (w == 0 || h == 0)
{
throw new InvalidOperationException("This has no width or height");
}
uint left = Map.TileX(this.tile);
uint top = Map.TileY(this.tile);
uint tile_x = Map.TileX(tile);
uint tile_y = Map.TileY(tile);
return(MathFuncs.IsInsideBS((int)tile_x, left, w) && MathFuncs.IsInsideBS((int)tile_y, top, h));
}