Merge branch 'master' of git://git.savannah.gnu.org/lilypond.git

[lilypond.git] / lily / break-align-engraver.cc

diff --git a/lily/break-align-engraver.cc b/lily/break-align-engraver.cc
index 8059200849770fcccc83500b5a00b35be19d9232..76d6e891f6aa45979e398bb82fbccca2836c4d0a 100644 (file)
--- a/lily/break-align-engraver.cc
+++ b/lily/break-align-engraver.cc
@@ -1,9 +1,20 @@
 /*
-  break-align-engraver.cc -- implement Break_align_engraver
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 1999--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1999--2007 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"
 #include "protected-scm.hh"
@@ -58,6 +69,13 @@ Break_align_engraver::derived_mark () const
 void
 Break_align_engraver::acknowledge_break_alignable (Grob_info inf)
 {
+  /*
+    Special case for MetronomeMark: filter out items which will be aligned
+    on note heads rather than prefatory material
+  */
+  if (!Item::is_non_musical (inf.item ()))
+    return;
+
   if (!align_)
     create_alignment (inf);
 
@@ -84,7 +102,7 @@ Break_align_engraver::acknowledge_break_aligned (Grob_info inf)
       SCM align_name = item->get_property ("break-align-symbol");
       if (!scm_is_symbol (align_name))
        return;
-         
+
       if (!align_)
        create_alignment (inf);
 
@@ -136,14 +154,24 @@ Break_align_engraver::add_to_group (SCM align_name, Item *item)
     }
   Axis_group_interface::add_element (group, item);
 }
+
 ADD_ACKNOWLEDGER (Break_align_engraver, break_aligned);
 ADD_ACKNOWLEDGER (Break_align_engraver, break_alignable);
 ADD_TRANSLATOR (Break_align_engraver,
-               "Align grobs with corresponding @code{break-align-symbols} into "
-               "groups, and order the groups according to @code{breakAlignOrder}. "
-               "The left edge of the alignment gets a separate group, with a symbol @code{left-edge}. ",
-               /* create */ "BreakAlignment "
+               /* doc */
+               "Align grobs with corresponding @code{break-align-symbols}"
+               " into groups, and order the groups according to"
+               " @code{breakAlignOrder}.  The left edge of the alignment gets"
+               " a separate group, with a symbol @code{left-edge}.",
+
+               /* create */
+               "BreakAlignment "
                "BreakAlignGroup "
                "LeftEdge ",
-               /* read */ "",
-               /* write */ "");
+
+               /* read */
+               "",
+
+               /* write */
+               ""
+               );