X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fvertical-align-engraver.cc;h=8516044f2a590052feb23f5437fcd65692b5713a;hb=7a2766a80beb907df0b291584c1a84b6b4fe4c4f;hp=347b982b18093f981addca270a13545e9326cba3;hpb=fcc5f76615e024803904a055902fdc6a3b24dccb;p=lilypond.git

diff --git a/lily/vertical-align-engraver.cc b/lily/vertical-align-engraver.cc
index 347b982b18..8516044f2a 100644
--- a/lily/vertical-align-engraver.cc
+++ b/lily/vertical-align-engraver.cc
@@ -1,9 +1,20 @@
 /*
-  vertical-align-engraver.cc -- implement Vertical_align_engraver
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 1997--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1997--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 "context.hh"
@@ -33,13 +44,15 @@ protected:
   void process_music ();
   virtual void finalize ();
   virtual void initialize ();
+
+  bool top_level_;
 };
 
 ADD_ACKNOWLEDGER (Vertical_align_engraver, axis_group);
 ADD_TRANSLATOR (Vertical_align_engraver,
 		/* doc */
-		"Catch groups (staves, lyrics lines, etc.) and stack them "
-		"vertically.",
+		"Catch groups (staves, lyrics lines, etc.) and stack them"
+		" vertically.",
 
 		/* create */
 		"VerticalAlignment ",
@@ -56,6 +69,7 @@ Vertical_align_engraver::Vertical_align_engraver ()
 {
   valign_ = 0;
   id_to_group_hashtab_ = SCM_EOL;
+  top_level_ = false;
 }
 
 void
@@ -75,7 +89,9 @@ Vertical_align_engraver::process_music ()
 {
   if (!valign_)
     {
-      valign_ = make_spanner ("VerticalAlignment", SCM_EOL);
+      top_level_ = to_boolean (get_property ("topLevelAlignment"));
+
+      valign_ = make_spanner (top_level_ ? "VerticalAlignment" : "StaffGrouper", SCM_EOL);
       valign_->set_bound (LEFT, unsmob_grob (get_property ("currentCommandColumn")));
       Align_interface::set_ordered (valign_);
     }
@@ -105,7 +121,7 @@ Vertical_align_engraver::qualifies (Grob_info i) const
 void
 Vertical_align_engraver::acknowledge_axis_group (Grob_info i)
 {
-  if (qualifies (i))
+  if (top_level_ && qualifies (i))
     {
       string id = i.context ()->id_string ();
 
@@ -135,14 +151,21 @@ Vertical_align_engraver::acknowledge_axis_group (Grob_info i)
 	      if (arr[i] == before_grob)
 		{
 		  arr.insert (arr.begin () + i, added);
+		  added->set_property ("staff-affinity", scm_from_int (DOWN));
 		  break;
 		}
 	      else if (arr[i] == after_grob)
 		{
 		  arr.insert (arr.begin () + i + 1, added);
+		  added->set_property ("staff-affinity", scm_from_int (UP));
 		  break;
 		}
 	    }
 	}
     }
+  else if (qualifies (i))
+    {
+      Pointer_group_interface::add_grob (valign_, ly_symbol2scm ("elements"), i.grob ());
+      i.grob ()->set_object ("staff-grouper", valign_->self_scm ());
+    }
 }