def to_rect(r):
if isinstance(r, Rect):
return r
(l, b), (right, t) = (r.b_box or r.db_id.b_box)
return Rect.from_edges(l, right, b, t, layer_of(r))
def _bbox(self) -> Rect:
(left, bottom), (right, top) = self.db.b_box
return Rect.from_edges(left, right, bottom, top)
