source file of the GNU LilyPond music typesetter
- (c) 2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 2000--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "hara-kiri-group-spanner.hh"
void
Axis_group_interface::add_element (Grob*me,Grob *e)
{
- for (SCM ax = me->get_grob_property ("axes"); ax != SCM_EOL ; ax = gh_cdr (ax))
+ for (SCM ax = me->get_grob_property ("axes"); ax != SCM_EOL ; ax = ly_cdr (ax))
{
- Axis a = (Axis) gh_scm2int (gh_car (ax));
+ Axis a = (Axis) gh_scm2int (ly_car (ax));
- if (!e->parent_l (a))
+ if (!e->get_parent (a))
e->set_parent (me, a);
}
- Pointer_group_interface::add_element (me, "elements", e);
+ Pointer_group_interface::add_grob (me, ly_symbol2scm ("elements"), e);
me->add_dependency (e);
}
bool
-Axis_group_interface::axis_b (Grob*me,Axis a )
+Axis_group_interface::axis_b (Grob*me,Axis a)
{
/*
urg. FIXME, check for Hara_kiri_group_spanner shouldn't be necessary?
*/
return me->has_extent_callback_b (group_extent_callback_proc, a) ||
- (me->has_extent_callback_b (Hara_kiri_group_spanner::y_extent_proc, a));
+ (me->has_extent_callback_b (Hara_kiri_group_spanner::y_extent_proc, a));
}
Interval
Axis_group_interface::relative_group_extent (Axis a, Grob *common, SCM elts)
{
Interval r;
- for (SCM s = elts; gh_pair_p (s); s = gh_cdr (s))
+ for (SCM s = elts; gh_pair_p (s); s = ly_cdr (s))
{
- Grob * se = unsmob_element (gh_car (s));
+ Grob * se = unsmob_grob (ly_car (s));
Interval dims = se->extent (common, a);
if (!dims.empty_b ())
r.unite (dims);
return r;
}
-MAKE_SCHEME_CALLBACK(Axis_group_interface,group_extent_callback,2);
+MAKE_SCHEME_CALLBACK (Axis_group_interface,group_extent_callback,2);
SCM
Axis_group_interface::group_extent_callback (SCM element_smob, SCM scm_axis)
{
- Grob *me = unsmob_element (element_smob);
+ Grob *me = unsmob_grob (element_smob);
Axis a = (Axis) gh_scm2int (scm_axis);
- Grob * common =(Grob*) me;
+ Grob * common = (Grob*) me;
- for (SCM s = me->get_grob_property ("elements"); gh_pair_p (s); s = gh_cdr (s))
+ for (SCM s = me->get_grob_property ("elements"); gh_pair_p (s); s = ly_cdr (s))
{
- Grob * se = unsmob_element (gh_car (s));
+ Grob * se = unsmob_grob (ly_car (s));
common = se->common_refpoint (common, a);
}
return ly_interval2scm (r - my_coord);
}
-
-
void
Axis_group_interface::set_axes (Grob*me,Axis a1, Axis a2)
{
if (!has_interface (me))
return childs;
- for (SCM ep = me->get_grob_property ("elements"); gh_pair_p (ep); ep = gh_cdr (ep))
+ for (SCM ep = me->get_grob_property ("elements"); gh_pair_p (ep); ep = ly_cdr (ep))
{
- Grob* e = unsmob_element (gh_car (ep));
+ Grob* e = unsmob_grob (ly_car (ep));
if (e)
childs.concat (Axis_group_interface::get_children (e));
}
}
-
-void
-Axis_group_interface::set_interface (Grob*me)
-{
- if (!has_interface (me))
- {
- me->set_interface (ly_symbol2scm ("axis-group-interface"));
- }
-}
+ADD_INTERFACE (Axis_group_interface, "axis-group-interface",
+ "a group of coupled grobs",
+ "axes");