source file of the GNU LilyPond music typesetter
- (c) 1997--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
};
-/*
- TODO: more advanced formatting via SCM function, perhaps barnumbers
- every 5 measures? */
-
void
Bar_number_engraver::process_music ()
{
if (gh_string_p (wb))
{
- SCM bn = get_property ("currentBarNumber");
SCM smp = get_property ("measurePosition");
- int ibn = gh_number_p (bn) ? gh_scm2int(bn) : 1;
Moment mp = (unsmob_moment (smp)) ? *unsmob_moment (smp) : Moment (0);
- if (mp.main_part_ == Rational (0)
- && ibn != 1)
+ if (mp.main_part_ == Rational (0))
{
- create_items ();
-
- // guh.
- text_->set_grob_property ("text",
- ly_str02scm (to_string (gh_scm2int (bn)).to_str0 ()));
+ SCM bn = get_property ("currentBarNumber");
+ SCM proc = get_property ("barNumberVisibility");
+ if (gh_number_p (bn) && to_boolean(gh_call1(proc, bn)))
+ {
+ create_items ();
+ // guh.
+ text_->set_grob_property
+ ("text", scm_makfrom0str (to_string (gh_scm2int (bn)).to_str0 ()));
+ }
}
}
}
ENTER_DESCRIPTION(Bar_number_engraver,
-/* descr */ "A bar number is created whenever measurePosition is zero. It is
-put on top of all staves, and appears only at left side of the staff.",
+/* descr */ "A bar number is created whenever measurePosition is zero. It is\n"
+"put on top of all staves, and appears only at left side of the staff.",
/* creats*/ "BarNumber",
-/* acks */ "break-aligned-interface",
-/* reads */ "currentBarNumber stavesFound" ,
+/* accepts */ "",
+/* acks */ "break-aligned-interface",
+/* reads */ "currentBarNumber stavesFound barNumberVisibility" ,
/* write */ "");