* Documentation/user/changing-defaults.itely (Changing defaults):

[lilypond.git] / lily / chord-tremolo-engraver.cc

diff --git a/lily/chord-tremolo-engraver.cc b/lily/chord-tremolo-engraver.cc
index 6d4160ea66036dc7df5904197c7b4714e328f126..8c16d4804160623723026f00cf6dbab7d00f4ad0 100644 (file)
--- a/lily/chord-tremolo-engraver.cc
+++ b/lily/chord-tremolo-engraver.cc
@@ -3,7 +3,7 @@
   
   source file of the GNU LilyPond music typesetter
   
-  (c) 2000--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 2000--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   
  */
 
@@ -82,7 +82,7 @@ Chord_tremolo_engraver::try_music (Music * m)
 {
   Repeated_music * rp = dynamic_cast<Repeated_music*> (m);
   if (rp
-      && rp->get_mus_property ("iterator-ctor") == Chord_tremolo_iterator::constructor_proc
+      && rp->get_property ("iterator-ctor") == Chord_tremolo_iterator::constructor_proc
       && !repeat_) 
     {
       Moment l = rp->get_length ();
@@ -95,7 +95,7 @@ Chord_tremolo_engraver::try_music (Music * m)
 
       int elt_count = seq ? scm_ilength (seq-> music_list ()) : 1;
 
-      if (elt_count != 2)
+      if (seq && elt_count != 2)
        {
          rp->origin ()->warning (_f ("Chord tremolo with %d elements. Must have two elements.", elt_count));
        }
@@ -123,8 +123,8 @@ Chord_tremolo_engraver::process_music ()
     {
       if (sequential_body_b_ && !beam_)
        {
-         beam_ = new Spanner (get_property ("Beam"));
-         beam_->set_grob_property ("chord-tremolo", SCM_BOOL_T);
+         beam_ = make_spanner ("Beam");
+         beam_->set_property ("chord-tremolo", SCM_BOOL_T);
 
          SCM smp = get_property ("measurePosition");
          Moment mp
@@ -136,9 +136,9 @@ Chord_tremolo_engraver::process_music ()
        {
          if (flags_)
            {
-             stem_tremolo_ = new Item (get_property ("StemTremolo"));
+             stem_tremolo_ = make_item ("StemTremolo");
              announce_grob(stem_tremolo_, repeat_->self_scm());
-             stem_tremolo_->set_grob_property ("flag-count",
+             stem_tremolo_->set_property ("flag-count",
                                                scm_int2num (flags_));
            }
        }
@@ -179,7 +179,7 @@ Chord_tremolo_engraver::acknowledge_grob (Grob_info info)
          
       if (Stem::duration_log (s) != 1)
        {
-         beam_->set_grob_property ("gap-count", gh_int2scm (flags_ - total_duration_flags_));
+         beam_->set_property ("gap-count", gh_int2scm (flags_ - total_duration_flags_));
        }
 
       if (info.music_cause ()->is_mus_type ("rhythmic-event"))