X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fnote-heads-engraver.cc;h=e3fce707fae3210d16c222c4a1b735ec8d349b65;hb=5b4b0d6e9a197e8f9eb085b7c2ad78b8be3e5cfc;hp=a49bbbe81f64bfefb3d4d43ac1d35111a7895c44;hpb=f9214bac21e9926dc3248416f58190c98c4167a9;p=lilypond.git

diff --git a/lily/note-heads-engraver.cc b/lily/note-heads-engraver.cc
index a49bbbe81f..e3fce707fa 100644
--- a/lily/note-heads-engraver.cc
+++ b/lily/note-heads-engraver.cc
@@ -1,7 +1,7 @@
 /*
   note-heads-engraver.cc -- part of GNU LilyPond
 
-  (c) 1997--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  (c) 1997--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
 #include "engraver.hh"
@@ -48,6 +48,9 @@ Note_heads_engraver::listen_note (Stream_event *ev)
 void
 Note_heads_engraver::process_music ()
 {
+  SCM c0 = get_property ("middleCPosition");
+  SCM layout_proc = get_property("staffLineLayoutFunction");
+      
   for (vsize i = 0; i < note_evs_.size (); i++)
     {
       Stream_event *ev = note_evs_[i];
@@ -61,11 +64,19 @@ Note_heads_engraver::process_music ()
 	ev->origin ()->warning (_ ("NoteEvent without pitch"));
 #endif
 
-      int pos = pit ? pit->steps () : 0;
-      SCM c0 = get_property ("middleCPosition");
-      if (scm_is_number (c0))
-	pos += scm_to_int (c0);
+      int pos;
+      if (pit == 0)
+	pos = 0;
+      else if (ly_is_procedure (layout_proc)){
+	SCM pitch = ev->get_property("pitch");
+	pos = scm_to_int(scm_call_1 (layout_proc, pitch));
+      }
+      else 
+	pos = pit->steps ();
 
+      if (scm_is_number (c0))
+	pos += scm_to_int(c0);
+      
       note->set_property ("staff-position", scm_from_int (pos));
 
       /*
@@ -101,10 +112,16 @@ Note_heads_engraver::stop_translation_timestep ()
 }
 
 ADD_TRANSLATOR (Note_heads_engraver,
-		/* doc */ "Generate noteheads.",
+		/* doc */
+		"Generate note heads.",
+
 		/* create */
 		"NoteHead ",
+
 		/* read */
-		"middleCPosition",
+		"middleCPosition "
+		"staffLineLayoutFunction ",
+
 		/* write */
-		"");
+		""
+		);