source file of the GNU LilyPond music typesetter
- (c) 1999--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1999--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
Moment now_;
Spanner * spacing_;
- TRANSLATOR_DECLARATIONS(Spacing_engraver);
+ TRANSLATOR_DECLARATIONS (Spacing_engraver);
protected:
virtual void acknowledge_grob (Grob_info);
virtual void start_translation_timestep ();
virtual void stop_translation_timestep ();
- virtual void initialize ();
+ virtual void process_music ();
virtual void finalize ();
};
}
void
-Spacing_engraver::initialize ()
+Spacing_engraver::process_music ()
{
- spacing_ =new Spanner (get_property ("SpacingSpanner"));
- spacing_->set_bound (LEFT, unsmob_grob (get_property ("currentCommandColumn")));
- announce_grob(spacing_, SCM_EOL);
+ if (!spacing_)
+ {
+ spacing_ = make_spanner ("SpacingSpanner", SCM_EOL);
+ spacing_->set_bound (LEFT, unsmob_grob (get_property ("currentCommandColumn")));
+
+ }
}
void
Spacing_engraver::finalize ()
{
- Grob * p = unsmob_grob (get_property ("currentCommandColumn"));
- spacing_->set_bound (RIGHT, p);
- typeset_grob (spacing_);
- spacing_ =0;
+ if (spacing_)
+ {
+ Grob * p = unsmob_grob (get_property ("currentCommandColumn"));
+
+ spacing_->set_bound (RIGHT, p);
+ spacing_ =0;
+ }
}
void
Pointer_group_interface::add_grob (spacing_, ly_symbol2scm ("wishes"), i.grob_);
}
- if (i.grob_->internal_has_interface (ly_symbol2scm ("lyric-syllable-interface")))
+ if (i.grob_->internal_has_interface (ly_symbol2scm ("lyric-syllable-interface"))
+ || i.grob_->internal_has_interface (ly_symbol2scm ("multi-measure-event")))
return;
/*
shortest_playing.set_infinite (1);
for (int i=0; i < playing_durations_.size (); i++)
{
- Moment m = (playing_durations_[i].info_.music_cause ())->get_length ();
- shortest_playing = shortest_playing <? m;
+ Music * mus = playing_durations_[i].info_.music_cause ();
+ if (mus)
+ {
+ Moment m = mus->get_length ();
+ shortest_playing = shortest_playing <? m;
+ }
}
-
Moment starter;
starter.set_infinite (1);
SCM sh = shortest_playing.smobbed_copy ();
SCM st = starter.smobbed_copy ();
- sc->set_grob_property ("shortest-playing-duration", sh);
- sc->set_grob_property ("shortest-starter-duration", st);
+ sc->set_property ("shortest-playing-duration", sh);
+ sc->set_property ("shortest-starter-duration", st);
}
void
-ENTER_DESCRIPTION(Spacing_engraver,
+ENTER_DESCRIPTION (Spacing_engraver,
/* descr */ "make a SpacingSpanner and do bookkeeping of shortest starting and playing notes ",
/* creats*/ "SpacingSpanner",
/* accepts */ "",