Web-ja: update introduction

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

diff --git a/lily/arpeggio-engraver.cc b/lily/arpeggio-engraver.cc
index 38be529e732570d0a0a37dd42fe352b5e8a72936..e0face3d7a0d82fc4a8ee9c235d1cd1053a167be 100644 (file)
--- a/lily/arpeggio-engraver.cc
+++ b/lily/arpeggio-engraver.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 2000--2011 Jan Nieuwenhuizen <janneke@gnu.org>
+  Copyright (C) 2000--2015 Jan Nieuwenhuizen <janneke@gnu.org>
 
   LilyPond is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -19,14 +19,15 @@
 
 #include "engraver.hh"
 
-#include "pointer-group-interface.hh"
 #include "arpeggio.hh"
-#include "stem.hh"
+#include "item.hh"
+#include "note-column.hh"
+#include "pointer-group-interface.hh"
 #include "rhythmic-head.hh"
+#include "separation-item.hh"
 #include "side-position-interface.hh"
+#include "stem.hh"
 #include "stream-event.hh"
-#include "note-column.hh"
-#include "item.hh"
 
 #include "translator.icc"
 
@@ -37,22 +38,24 @@ public:
 
   void acknowledge_stem (Grob_info);
   void acknowledge_rhythmic_head (Grob_info);
+  void acknowledge_note_column (Grob_info);
+
 protected:
   void process_music ();
   void stop_translation_timestep ();
-  DECLARE_TRANSLATOR_LISTENER (arpeggio);
+  void listen_arpeggio (Stream_event *);
 private:
   Item *arpeggio_;
   Stream_event *arpeggio_event_;
 };
 
-Arpeggio_engraver::Arpeggio_engraver ()
+Arpeggio_engraver::Arpeggio_engraver (Context *c)
+  : Engraver (c)
 {
   arpeggio_ = 0;
   arpeggio_event_ = 0;
 }
 
-IMPLEMENT_TRANSLATOR_LISTENER (Arpeggio_engraver, arpeggio);
 void Arpeggio_engraver::listen_arpeggio (Stream_event *ev)
 {
   ASSIGN_EVENT_ONCE (arpeggio_event_, ev);
@@ -83,6 +86,13 @@ Arpeggio_engraver::acknowledge_rhythmic_head (Grob_info info)
     Side_position_interface::add_support (arpeggio_, info.grob ());
 }
 
+void
+Arpeggio_engraver::acknowledge_note_column (Grob_info info)
+{
+  if (arpeggio_)
+    Separation_item::add_conditional_item (info.grob (), arpeggio_);
+}
+
 void
 Arpeggio_engraver::process_music ()
 {
@@ -99,8 +109,15 @@ Arpeggio_engraver::stop_translation_timestep ()
   arpeggio_event_ = 0;
 }
 
-ADD_ACKNOWLEDGER (Arpeggio_engraver, stem);
-ADD_ACKNOWLEDGER (Arpeggio_engraver, rhythmic_head);
+
+void
+Arpeggio_engraver::boot ()
+{
+  ADD_LISTENER (Arpeggio_engraver, arpeggio);
+  ADD_ACKNOWLEDGER (Arpeggio_engraver, stem);
+  ADD_ACKNOWLEDGER (Arpeggio_engraver, rhythmic_head);
+  ADD_ACKNOWLEDGER (Arpeggio_engraver, note_column);
+}
 
 ADD_TRANSLATOR (Arpeggio_engraver,
                 /* doc */