code: @Override
  	@Pure
  	public Rectangle2d getObjectBounds() {
  		final Rectangle2d b = new Rectangle2d();
  		final Rectangle2afp<?, ?, ?, ?, ?, ?> bb = getBounds();
  		if (bb != null && !bb.isEmpty()) {
  			b.set(bb.getMinX(), bb.getMinY(), bb.getWidth(), bb.getHeight());
  		}
  		return b;
  	}
docs: {@inheritDoc}
  
  <p>Caution: This function does not replies the bounding
  object itself, but a copy of it.
  See {@link #getBounds()} to obtain the object itself.
  
  @see #getBounds()