X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fvertical-align-engraver.cc;h=e09d7f23c105e656f9d5ad107a811892ad5e28a9;hb=0f2133cac2c3400eb883b5a00e5bb4fd98bb38a6;hp=8877b2e1fca9e53d99200abc77831ca39ffdbe71;hpb=811be522d0b79493159f47789e5621dc85493495;p=lilypond.git

diff --git a/lily/vertical-align-engraver.cc b/lily/vertical-align-engraver.cc
index 8877b2e1fc..e09d7f23c1 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--2010 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1997--2005 Han-Wen Nienhuys <hanwen@cs.uu.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"
@@ -22,8 +33,8 @@ class Vertical_align_engraver : public Engraver
 {
   Spanner *valign_;
   bool qualifies (Grob_info) const;
-  SCM id_to_group_hashtab_;  
-  
+  SCM id_to_group_hashtab_;
+
 public:
   TRANSLATOR_DECLARATIONS (Vertical_align_engraver);
   DECLARE_ACKNOWLEDGER (axis_group);
@@ -33,28 +44,38 @@ 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,
-		"Catch groups (staffs, lyrics lines, etc.) and stack "
-		"them vertically.",
-		/* creats*/ "VerticalAlignment",
-		/* accepts */ "",
-		/* reads */ "",
-		/* write */ "");
+		/* doc */
+		"Catch groups (staves, lyrics lines, etc.) and stack them"
+		" vertically.",
 
+		/* create */
+		"VerticalAlignment ",
+
+		/* read */
+		"alignAboveContext "
+		"alignBelowContext ",
+
+		/* write */
+		""
+		);
 
 Vertical_align_engraver::Vertical_align_engraver ()
 {
   valign_ = 0;
   id_to_group_hashtab_ = SCM_EOL;
+  top_level_ = false;
 }
 
 void
 Vertical_align_engraver::derived_mark () const
 {
-  scm_gc_mark (id_to_group_hashtab_); 
+  scm_gc_mark (id_to_group_hashtab_);
 }
 
 void
@@ -63,14 +84,16 @@ Vertical_align_engraver::initialize ()
   id_to_group_hashtab_ = scm_c_make_hash_table (11);
 }
 
-
 void
 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_);
     }
 }
 
@@ -90,51 +113,59 @@ Vertical_align_engraver::qualifies (Grob_info i) const
   int sz = i.origin_contexts ((Translator *)this).size ();
 
   return sz > 0 && Axis_group_interface::has_interface (i.grob ())
-    && !i.grob ()->get_parent (Y_AXIS) && Axis_group_interface::has_axis (i.grob (), Y_AXIS);
+    && !i.grob ()->get_parent (Y_AXIS)
+    && !to_boolean (i.grob ()->get_property ("no-alignment"))
+    && Axis_group_interface::has_axis (i.grob (), Y_AXIS);
 }
 
 void
 Vertical_align_engraver::acknowledge_axis_group (Grob_info i)
 {
-  if (qualifies (i))
+  if (top_level_ && qualifies (i))
     {
-      String id = i.context ()->id_string ();
+      string id = i.context ()->id_string ();
 
-      scm_hash_set_x (id_to_group_hashtab_, scm_makfrom0str (id.to_str0 ()),
+      scm_hash_set_x (id_to_group_hashtab_, ly_string2scm (id),
 		      i.grob ()->self_scm ());
 
-
       SCM before_id = i.context ()->get_property ("alignAboveContext");
       SCM after_id = i.context ()->get_property ("alignBelowContext");
-      
-      SCM before = scm_hash_ref (id_to_group_hashtab_,  before_id, SCM_BOOL_F);
-      SCM after = scm_hash_ref (id_to_group_hashtab_,  after_id, SCM_BOOL_F);
 
-      Grob * before_grob = unsmob_grob (before);
-      Grob * after_grob = unsmob_grob (after);
-      
-      Align_interface::add_element (valign_, i.grob (),
-				    get_property ("verticalAlignmentChildCallback"));
+      SCM before = scm_hash_ref (id_to_group_hashtab_, before_id, SCM_BOOL_F);
+      SCM after = scm_hash_ref (id_to_group_hashtab_, after_id, SCM_BOOL_F);
+
+      Grob *before_grob = unsmob_grob (before);
+      Grob *after_grob = unsmob_grob (after);
 
+      Align_interface::add_element (valign_, i.grob ());
+	
       if (before_grob || after_grob)
 	{
-	  Grob_array * ga = unsmob_grob_array (valign_->get_object ("elements"));
-	  Link_array<Grob> &arr = ga->array_reference ();
-	  
-	  Grob *added = arr.pop();
-	  for (int i = 0 ; i < arr.size (); i++)
+	  Grob_array *ga = unsmob_grob_array (valign_->get_object ("elements"));
+	  vector<Grob*> &arr = ga->array_reference ();
+
+	  Grob *added = arr.back ();
+	  arr.pop_back ();
+	  for (vsize i = 0; i < arr.size (); i++)
 	    {
 	      if (arr[i] == before_grob)
 		{
-		  arr.insert (added, i);
-		  break ; 
+		  arr.insert (arr.begin () + i, added);
+		  added->set_property ("staff-affinity", scm_from_int (DOWN));
+		  break;
 		}
 	      else if (arr[i] == after_grob)
 		{
-		  arr.insert (added, i + 1);
-		  break ;
+		  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 ());
+    }
 }