code: public static AreaL area(final AreaSizeL size)
    {
      Objects.requireNonNull(size, "Size");
      return AreaL.of(0L, size.sizeX(), 0L, size.sizeY());
    }
docs: Construct an area at the origin that has the same size as {@code size}.
  
  @param size The area size
  
  @return An area at the origin