Doc-es: various updates.

[lilypond.git] / lily / note-name-engraver.cc

diff --git a/lily/note-name-engraver.cc b/lily/note-name-engraver.cc
index 3cc29c521fbd607ed2c201a933445bf09b9fbf92..1333feb4a65b380976b8bd890dc2d5f2ecb8aa09 100644 (file)
--- a/lily/note-name-engraver.cc
+++ b/lily/note-name-engraver.cc
@@ -1,77 +1,95 @@
-/*   
-  note-name-engraver.cc --  implement Note_name_engraver
-  
-  source file of the GNU LilyPond music typesetter
-  
-  (c) 1999--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-  
- */
+/*
+  This file is part of LilyPond, the GNU music typesetter.
+
+  Copyright (C) 1999--2015 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 "item.hh"
+#include "pitch.hh"
+#include "stream-event.hh"
+
+#include "translator.icc"
 
 class Note_name_engraver : public Engraver
 {
 public:
   TRANSLATOR_DECLARATIONS (Note_name_engraver);
 
-  Link_array<Music> events_;
-  Link_array<Item> texts_;
-  virtual bool  try_music (Music*m);
-  virtual void process_music ();
-  virtual void stop_translation_timestep ();
+  vector<Stream_event *> events_;
+  void listen_note (Stream_event *);
+  void process_music ();
+  void stop_translation_timestep ();
 };
 
-bool
-Note_name_engraver::try_music (Music *m)
+void
+Note_name_engraver::listen_note (Stream_event *ev)
 {
-  if (m->is_mus_type ("note-event"))
-    {
-      events_.push (m);
-      return true;
-    }
-  return false;
+  events_.push_back (ev);
 }
 
 void
 Note_name_engraver::process_music ()
 {
-  String s ;
-  for (int i = 0; i < events_.size (); i++)
+  string s;
+  for (vsize i = 0; i < events_.size (); i++)
     {
       if (i)
-       s += " ";
-      Pitch p = *unsmob_pitch (events_[i]->get_property ("pitch"));
+        s += " ";
+      Pitch p = *unsmob<Pitch> (events_[i]->get_property ("pitch"));
 
       if (!to_boolean (get_property ("printOctaveNames")))
-         p = Pitch (-1, p.get_notename (), p.get_alteration ());
-         
+        p = Pitch (-1, p.get_notename (), p.get_alteration ());
+
       s += p.to_string ();
     }
   if (s.length ())
     {
-      Item * t = make_item ("NoteName", events_[0]->self_scm () );
-      t->set_property ("text", scm_makfrom0str (s.to_str0 ()));
-      texts_.push (t);
+      Item *t = make_item ("NoteName", events_[0]->self_scm ());
+      t->set_property ("text", ly_string2scm (s));
     }
 }
 
 void
 Note_name_engraver::stop_translation_timestep ()
 {
-  texts_.clear () ;
   events_.clear ();
 }
 
+Note_name_engraver::Note_name_engraver (Context *c)
+  : Engraver (c)
+{
+}
 
-Note_name_engraver::Note_name_engraver ()
+void
+Note_name_engraver::boot ()
 {
+  ADD_LISTENER (Note_name_engraver, note);
 }
 
 ADD_TRANSLATOR (Note_name_engraver,
-/* descr */       "",
-/* creats*/       "NoteName",
-/* accepts */     "note-event",
-/* acks  */      "",
-/* reads */       "printOctaveNames",
-/* write */       "");
+                /* doc */
+                "Print pitches as words.",
+
+                /* create */
+                "NoteName ",
+
+                /* read */
+                "printOctaveNames ",
+
+                /* write */
+                ""
+               );