- if (me->has_extent_callback_b (Grob::molecule_extent_proc, a1))
- me->set_extent_callback (Axis_group_interface::group_extent_callback_proc,a1);
- if (me->has_extent_callback_b (Grob::molecule_extent_proc, a2))
- me->set_extent_callback (Axis_group_interface::group_extent_callback_proc,a2);
+ if (me->has_extent_callback (Grob::stencil_extent_proc, a1))
+ me->set_extent (Axis_group_interface::group_extent_callback_proc,a1);
+ if (me->has_extent_callback (Grob::stencil_extent_proc, a2))
+ me->set_extent (Axis_group_interface::group_extent_callback_proc,a2);