Grob *yparent = me->get_parent (Y_AXIS);
if ((Tie_column::has_interface (yparent)
|| Semi_tie_column::has_interface (yparent))
Grob *yparent = me->get_parent (Y_AXIS);
if ((Tie_column::has_interface (yparent)
|| Semi_tie_column::has_interface (yparent))