X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fstanza-number-align-engraver.cc;h=e16560d263a724a3869243a3e7a7934cd9338f97;hb=d4047469357aa91fc32ef9915995cc3a9bc31d2d;hp=0c9e40b6e2cf5fc473964a2f7d08510ea00e4dd1;hpb=e6caaa132f59006e5c47d0007b24bfedd07ad145;p=lilypond.git

diff --git a/lily/stanza-number-align-engraver.cc b/lily/stanza-number-align-engraver.cc
index 0c9e40b6e2..e16560d263 100644
--- a/lily/stanza-number-align-engraver.cc
+++ b/lily/stanza-number-align-engraver.cc
@@ -1,10 +1,20 @@
-
 /*
-  stanza-number-align-engraver.cc -- implement
+  This file is part of LilyPond, the GNU music typesetter.
+
+  Copyright (C) 2004--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  source file of the GNU LilyPond music typesetter
+  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.
 
-  (c) 2004--2005 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  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"
@@ -14,16 +24,20 @@
 #include "pointer-group-interface.hh"
 #include "side-position-interface.hh"
 
+#include "translator.icc"
+
 class Stanza_number_align_engraver : public Engraver
 {
 public:
   TRANSLATOR_DECLARATIONS (Stanza_number_align_engraver);
 
 protected:
-  Link_array<Grob> lyrics_;
-  Link_array<Grob> stanza_numbers_;
-  virtual void acknowledge_grob (Grob_info);
-  virtual void stop_translation_timestep ();
+  vector<Grob *> lyrics_;
+  vector<Grob *> stanza_numbers_;
+
+  DECLARE_ACKNOWLEDGER (lyric_syllable);
+  DECLARE_ACKNOWLEDGER (stanza_number);
+  void stop_translation_timestep ();
 };
 
 Stanza_number_align_engraver::Stanza_number_align_engraver ()
@@ -31,32 +45,44 @@ Stanza_number_align_engraver::Stanza_number_align_engraver ()
 }
 
 void
-Stanza_number_align_engraver::acknowledge_grob (Grob_info gi)
+Stanza_number_align_engraver::acknowledge_lyric_syllable (Grob_info gi)
 {
   Grob *h = gi.grob ();
+  lyrics_.push_back (h);
+}
 
-  if (h->internal_has_interface (ly_symbol2scm ("lyric-syllable-interface")))
-    lyrics_.push (h);
-  else if (h->internal_has_interface (ly_symbol2scm ("stanza-number-interface")))
-    stanza_numbers_.push (h);
+void
+Stanza_number_align_engraver::acknowledge_stanza_number (Grob_info gi)
+{
+  Grob *h = gi.grob ();
+  stanza_numbers_.push_back (h);
 }
 
 void
 Stanza_number_align_engraver::stop_translation_timestep ()
 {
-  for (int i = lyrics_.size (); i--;)
-    for (int j = stanza_numbers_.size (); j--;)
+  for (vsize i = lyrics_.size (); i--;)
+    for (vsize j = stanza_numbers_.size (); j--;)
       Side_position_interface::add_support (stanza_numbers_[j], lyrics_[i]);
 
   stanza_numbers_.clear ();
   lyrics_.clear ();
 }
 
+ADD_ACKNOWLEDGER (Stanza_number_align_engraver, lyric_syllable);
+ADD_ACKNOWLEDGER (Stanza_number_align_engraver, stanza_number);
+
 ADD_TRANSLATOR (Stanza_number_align_engraver,
-		"This engraver ensures that stanza numbers are neatly aligned. ",
-		"",
-		"",
-		"stanza-number-interface lyric-syllable-interface ",
-		"",
-		"");
+                /* doc */
+                "This engraver ensures that stanza numbers are neatly"
+                " aligned.",
+
+                /* create */
+                "",
+
+                /* read */
+                "",
+
+                /* write */
+                "");