Release: bump Welcome versions.

[lilypond.git] / lily / lyric-engraver.cc

diff --git a/lily/lyric-engraver.cc b/lily/lyric-engraver.cc
index d4bbe64a988eef85e828ef9ad7625db61fd16afe..bad1203266f75b43842e6bdea358b6a734dc339f 100644 (file)
--- a/lily/lyric-engraver.cc
+++ b/lily/lyric-engraver.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1997--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 1997--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
   Jan Nieuwenhuizen <janneke@gnu.org>
 
   LilyPond is free software: you can redistribute it and/or modify
@@ -36,7 +36,7 @@ class Lyric_engraver : public Engraver
 protected:
   void stop_translation_timestep ();
   void process_music ();
-  DECLARE_TRANSLATOR_LISTENER (lyric);
+  void listen_lyric (Stream_event *);
 
 public:
   TRANSLATOR_DECLARATIONS (Lyric_engraver);
@@ -49,14 +49,14 @@ private:
   Context *get_voice_context ();
 };
 
-Lyric_engraver::Lyric_engraver ()
+Lyric_engraver::Lyric_engraver (Context *c)
+  : Engraver (c)
 {
   text_ = 0;
   last_text_ = 0;
   event_ = 0;
 }
 
-IMPLEMENT_TRANSLATOR_LISTENER (Lyric_engraver, lyric);
 void
 Lyric_engraver::listen_lyric (Stream_event *ev)
 {
@@ -70,7 +70,7 @@ Lyric_engraver::process_music ()
     {
       SCM text = event_->get_property ("text");
 
-      if (ly_is_equal (text, scm_from_locale_string (" ")))
+      if (ly_is_equal (text, scm_from_ascii_string (" ")))
         {
           if (last_text_)
             last_text_->set_property ("self-alignment-X",
@@ -95,8 +95,11 @@ get_voice_to_lyrics (Context *lyrics)
   bool searchForVoice = to_boolean (lyrics->get_property ("searchForVoice"));
 
   SCM avc = lyrics->get_property ("associatedVoiceContext");
-  if (Context *c = Context::unsmob (avc))
-    return c;
+  if (Context *c = unsmob<Context> (avc))
+    {
+      if (!c->is_removable ())
+        return c;
+    }
 
   SCM voice_name = lyrics->get_property ("associatedVoice");
   string nm = lyrics->id_string ();
@@ -116,26 +119,11 @@ get_voice_to_lyrics (Context *lyrics)
   if (!scm_is_symbol (voice_type))
     return 0;
 
-  Context *parent = lyrics;
-  Context *voice = 0;
-  while (parent && !voice)
-    {
-      voice = find_context_below (parent, voice_type, nm);
-      parent = parent->get_parent_context ();
-    }
-
+  Context *voice = find_context_near (lyrics, voice_type, nm);
   if (voice)
     return voice;
 
-  parent = lyrics;
-  voice = 0;
-  while (parent && !voice)
-    {
-      voice = find_context_below (parent, voice_type, "");
-      parent = parent->get_parent_context ();
-    }
-
-  return voice;
+  return find_context_near (lyrics, voice_type, "");
 }
 
 Grob *
@@ -145,8 +133,8 @@ get_current_note_head (Context *voice)
   for (SCM s = voice->get_property ("busyGrobs");
        scm_is_pair (s); s = scm_cdr (s))
     {
-      Grob *g = Grob::unsmob (scm_cdar (s));;
-      Moment *end_mom = Moment::unsmob (scm_caar (s));
+      Grob *g = unsmob<Grob> (scm_cdar (s));;
+      Moment *end_mom = unsmob<Moment> (scm_caar (s));
       if (!end_mom || !g)
         {
           programming_error ("busyGrobs invalid");
@@ -156,7 +144,7 @@ get_current_note_head (Context *voice)
       // It's a bit irritating that we just have the length and
       // duration of the Grob.
       Moment end_from_now =
-        get_event_length (Stream_event::unsmob (g->get_property ("cause")), now)
+        get_event_length (unsmob<Stream_event> (g->get_property ("cause")), now)
         + now;
       // We cannot actually include more than a single grace note
       // using busyGrobs on ungraced lyrics since a grob ending on
@@ -170,7 +158,7 @@ get_current_note_head (Context *voice)
       // here.  Not with this mechanism.
       if ((*end_mom == end_from_now)
           && dynamic_cast<Item *> (g)
-          && Note_head::has_interface (g))
+          && has_interface<Note_head> (g))
         {
           return g;
         }
@@ -206,6 +194,12 @@ Lyric_engraver::stop_translation_timestep ()
   event_ = 0;
 }
 
+void
+Lyric_engraver::boot ()
+{
+  ADD_LISTENER (Lyric_engraver, lyric);
+}
+
 ADD_TRANSLATOR (Lyric_engraver,
                 /* doc */
                 "Engrave text for lyrics.",