X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Flaissez-vibrer-engraver.cc;h=d0eb46d13e4e209a831a5fd367307fa2cbdc8ac9;hb=ea4fdf1afa3e6bb9a7c586f5a533be93ff3312d3;hp=0c4c79367918c7e113e6e4c8febfd9e75354e515;hpb=aac9d755e493726942cc3f01ba0672afdae6fc97;p=lilypond.git

diff --git a/lily/laissez-vibrer-engraver.cc b/lily/laissez-vibrer-engraver.cc
index 0c4c793679..d0eb46d13e 100644
--- a/lily/laissez-vibrer-engraver.cc
+++ b/lily/laissez-vibrer-engraver.cc
@@ -1,10 +1,21 @@
 /*
-  laissez-vibrer-engraver.cc -- implement Laissez_vibrer_engraver
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 2005--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 2005--2009 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"
@@ -18,7 +29,7 @@ class Laissez_vibrer_engraver : public Engraver
 {
   Stream_event *event_;
   Grob *lv_column_;
-  vector<Grob*> lv_ties_;
+  vector<Grob *> lv_ties_;
 
   void stop_translation_timestep ();
   DECLARE_ACKNOWLEDGER (note_head);
@@ -52,19 +63,35 @@ Laissez_vibrer_engraver::listen_laissez_vibrer (Stream_event *ev)
 void
 Laissez_vibrer_engraver::acknowledge_note_head (Grob_info inf)
 {
-  if (!event_)
+  /* use the heard event_ for all note heads, or an individual event for just
+   * a single note head (attached as an articulation inside a chord) */
+  Stream_event *tie_ev = event_;
+  Grob *head = inf.grob ();
+  Stream_event *note_ev = unsmob_stream_event (head->get_property ("cause"));
+  if (!tie_ev && note_ev && note_ev->in_event_class ("note-event"))
+    {
+      SCM articulations = note_ev->get_property ("articulations");
+      for (SCM s = articulations; !tie_ev && scm_is_pair (s); s = scm_cdr (s))
+        {
+          Stream_event *ev = unsmob_stream_event (scm_car (s));
+          if (ev && ev->in_event_class ("laissez-vibrer-event"))
+            tie_ev = ev;
+        }
+    }
+
+  if (!tie_ev)
     return;
 
-  SCM cause = event_->self_scm ();
+  SCM cause = tie_ev->self_scm ();
 
   if (!lv_column_)
     lv_column_ = make_item ("LaissezVibrerTieColumn", cause);
 
   Grob *lv_tie = make_item ("LaissezVibrerTie", cause);
-  lv_tie->set_object ("note-head", inf.grob ()->self_scm ());
+  lv_tie->set_object ("note-head", head->self_scm ());
 
   Pointer_group_interface::add_grob (lv_column_, ly_symbol2scm ("ties"),
-				     lv_tie);
+                                     lv_tie);
 
   if (is_direction (unsmob_stream_event (cause)->get_property ("direction")))
     {
@@ -79,16 +106,16 @@ Laissez_vibrer_engraver::acknowledge_note_head (Grob_info inf)
 
 ADD_ACKNOWLEDGER (Laissez_vibrer_engraver, note_head);
 ADD_TRANSLATOR (Laissez_vibrer_engraver,
-		/* doc */
-		"Create laissez vibrer items.",
+                /* doc */
+                "Create laissez vibrer items.",
 
-		/* create */
-		"LaissezVibrerTie "
-		"LaissezVibrerTieColumn ",
+                /* create */
+                "LaissezVibrerTie "
+                "LaissezVibrerTieColumn ",
 
-		/* read */
-		"",
+                /* read */
+                "",
 
-		/* write */
-		""
-		);
+                /* write */
+                ""
+               );