source file of the GNU LilyPond music typesetter
- (c) 2002--2005 Juergen Reuter <reuter@ipd.uka.de>
+ (c) 2002--2006 Juergen Reuter <reuter@ipd.uka.de>
*/
#include "ligature-engraver.hh"
return false;
}
-/*
- * This method should do something that comes close to the following
- * .ly snippet:
- *
- * \property Voice.NoteHead \override #'print-function =
- * < value of noteHeadLigaturePrimitive
- *
- * TODO: What we are doing here on the c++ level, should actually be
- * performed on the SCM level. However, I do not know how to teach
- * lilypond to apply an \override and \revert on #'print-function,
- * whenever lily encounters a \[ and \] in an .ly file, respectively.
- * Also encounter, that lily should not crash if a user erronously
- * nests \[ and \].
- */
-void
-Ligature_engraver::override_stencil_callback ()
-{
- execute_pushpop_property (context (), ly_symbol2scm ("NoteHead"),
- ly_symbol2scm ("stencil"),
- get_property ("noteHeadLigaturePrimitive"));
-}
-
-/*
- * This method should do something that comes close to the following
- * .ly snippet:
- *
- * \property Voice.NoteHead \revert #'print-function
- *
- * TODO: What we are doing here on the c++ level, should actually be
- * performed on the SCM level. However, I do not know how to teach
- * lilypond to apply an \override and \revert on #'print-function,
- * whenever lily encounters a \[ and \] in an .ly file, respectively.
- * Also encounter, that lily should not crash if a user erronously
- * nests \[ and \].
- */
-void
-Ligature_engraver::revert_stencil_callback ()
-{
- execute_pushpop_property (context (), ly_symbol2scm ("NoteHead"),
- ly_symbol2scm ("stencil"), SCM_UNDEFINED);
-}
-
void
Ligature_engraver::process_music ()
{
finished_ligature_ = ligature_;
primitives_.clear ();
ligature_ = 0;
- revert_stencil_callback ();
}
last_bound_ = unsmob_grob (get_property ("currentMusicalColumn"));
// TODO: dump cause into make_item/spanner.
// announce_grob (ligature_, events_drul_[START]->self_scm ());
- override_stencil_callback ();
}
}
if (ligature_)
{
primitives_.push (info);
- if (info.grob ())
+ if (info.grob () && (brew_ligature_primitive_proc != SCM_EOL))
{
- info.grob ()->set_property ("stencil",
- brew_ligature_primitive_proc);
+ info.grob ()->set_property ("stencil", brew_ligature_primitive_proc);
}
}
}