X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fnote-heads-engraver.cc;h=c972b2a1659c1f3840547d049f3c1fef746f3e16;hb=a82dc4a0cca57f285e818f6c227c8428a3c02a71;hp=b6b457b6e33ea42e2bf37a7f8891caebc3078fae;hpb=a276a19dc6bd57832db3107f2f2cbb04cb4677b6;p=lilypond.git

diff --git a/lily/note-heads-engraver.cc b/lily/note-heads-engraver.cc
index b6b457b6e3..c972b2a165 100644
--- a/lily/note-heads-engraver.cc
+++ b/lily/note-heads-engraver.cc
@@ -1,7 +1,20 @@
 /*
-  note-heads-engraver.cc -- part of GNU LilyPond
+  This file is part of LilyPond, the GNU music typesetter.
 
-  (c) 1997--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 1997--2010 Han-Wen Nienhuys <hanwen@xs4all.nl>
+
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include "engraver.hh"
@@ -22,8 +35,7 @@ using namespace std;
 
 class Note_heads_engraver : public Engraver
 {
-  vector<Item*> notes_;
-  vector<Stream_event*> note_evs_;
+  vector<Stream_event *> note_evs_;
 
 public:
   TRANSLATOR_DECLARATIONS (Note_heads_engraver);
@@ -48,6 +60,9 @@ 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];
@@ -61,8 +76,17 @@ Note_heads_engraver::process_music ()
 	ev->origin ()->warning (_ ("NoteEvent without pitch"));
 #endif
 
-      int pos = pit ? pit->steps () : 0;
-      SCM c0 = get_property ("middleCPosition");
+      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);
 
@@ -88,21 +112,26 @@ Note_heads_engraver::process_music ()
 	  if (scm_is_symbol (style))
 	    note->set_property ("style", style);
 	}
-
-      notes_.push_back (note);
     }
 }
 
 void
 Note_heads_engraver::stop_translation_timestep ()
 {
-  notes_.clear ();
   note_evs_.clear ();
 }
 
 ADD_TRANSLATOR (Note_heads_engraver,
-		/* doc */ "Generate noteheads.",
+		/* doc */
+		"Generate note heads.",
+
 		/* create */
 		"NoteHead ",
-		/* read */ "middleCPosition",
-		/* write */ "");
+
+		/* read */
+		"middleCPosition "
+		"staffLineLayoutFunction ",
+
+		/* write */
+		""
+		);