X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fpart-combine-engraver.cc;h=9646d7a355a6a46bdf6c6bcb12b36614d9f904b8;hb=97a0169312a260933246ab224e4f8b0969871dd5;hp=f12cfbad95de5324622307e5c0f4cff712076e6f;hpb=55ac733b69643a6bc6a83b706c65cb56efd388ef;p=lilypond.git

diff --git a/lily/part-combine-engraver.cc b/lily/part-combine-engraver.cc
index f12cfbad95..9646d7a355 100644
--- a/lily/part-combine-engraver.cc
+++ b/lily/part-combine-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>
 
   Han-Wen Nienhuys <hanwen@xs4all.nl>
 
@@ -34,11 +34,11 @@ class Part_combine_engraver : public Engraver
   TRANSLATOR_DECLARATIONS (Part_combine_engraver);
 
 protected:
-  DECLARE_ACKNOWLEDGER (note_head);
-  DECLARE_ACKNOWLEDGER (stem);
+  void acknowledge_note_head (Grob_info);
+  void acknowledge_stem (Grob_info);
 
-  DECLARE_TRANSLATOR_LISTENER (part_combine);
-  DECLARE_TRANSLATOR_LISTENER (note);
+  void listen_part_combine (Stream_event *);
+  void listen_note (Stream_event *);
   void process_music ();
   void stop_translation_timestep ();
   void create_item (Stream_event *ev);
@@ -51,7 +51,6 @@ private:
   Stream_event *waiting_event_;
 };
 
-IMPLEMENT_TRANSLATOR_LISTENER (Part_combine_engraver, part_combine);
 void
 Part_combine_engraver::listen_part_combine (Stream_event *ev)
 {
@@ -61,14 +60,14 @@ Part_combine_engraver::listen_part_combine (Stream_event *ev)
   waiting_event_ = new_event_;
 }
 
-IMPLEMENT_TRANSLATOR_LISTENER (Part_combine_engraver, note);
 void
 Part_combine_engraver::listen_note (Stream_event *)
 {
   note_found_ = true;
 }
 
-Part_combine_engraver::Part_combine_engraver ()
+Part_combine_engraver::Part_combine_engraver (Context *c)
+  : Engraver (c)
 {
   text_ = 0;
   new_event_ = 0;
@@ -79,13 +78,13 @@ Part_combine_engraver::Part_combine_engraver ()
 void
 Part_combine_engraver::create_item (Stream_event *ev)
 {
-  SCM what = ev->get_property ("class");
+  SCM what = scm_car (ev->get_property ("class"));
   SCM text = SCM_EOL;
-  if (what == ly_symbol2scm ("solo-one-event"))
+  if (scm_is_eq (what, ly_symbol2scm ("solo-one-event")))
     text = get_property ("soloText");
-  else if (what == ly_symbol2scm ("solo-two-event"))
+  else if (scm_is_eq (what, ly_symbol2scm ("solo-two-event")))
     text = get_property ("soloIIText");
-  else if (what == ly_symbol2scm ("unisono-event"))
+  else if (scm_is_eq (what, ly_symbol2scm ("unisono-event")))
     text = get_property ("aDueText");
 
   if (Text_interface::is_markup (text))
@@ -117,8 +116,8 @@ Part_combine_engraver::acknowledge_note_head (Grob_info i)
       Grob *t = text_;
       Side_position_interface::add_support (t, i.grob ());
       if (Side_position_interface::get_axis (t) == X_AXIS
-	  && !t->get_parent (Y_AXIS))
-	t->set_parent (i.grob (), Y_AXIS);
+          && !t->get_parent (Y_AXIS))
+        t->set_parent (i.grob (), Y_AXIS);
     }
 }
 
@@ -137,23 +136,30 @@ Part_combine_engraver::stop_translation_timestep ()
   note_found_ = false;
 }
 
-ADD_ACKNOWLEDGER (Part_combine_engraver, note_head);
-ADD_ACKNOWLEDGER (Part_combine_engraver, stem);
+void
+Part_combine_engraver::boot ()
+{
+  ADD_LISTENER (Part_combine_engraver, part_combine);
+  ADD_LISTENER (Part_combine_engraver, note);
+  ADD_ACKNOWLEDGER (Part_combine_engraver, note_head);
+  ADD_ACKNOWLEDGER (Part_combine_engraver, stem);
+}
+
 ADD_TRANSLATOR (Part_combine_engraver,
-		/* doc */
-		"Part combine engraver for orchestral scores: Print markings"
-		" @q{a2}, @q{Solo}, @q{Solo II}, and @q{unisono}.",
-
-		/* create */
-		"CombineTextScript ",
-
-		/* read */
-		"printPartCombineTexts "
-		"partCombineTextsOnNote "
-		"soloText "
-		"soloIIText "
-		"aDueText ",
-
-		/* write */
-		""
-		);
+                /* doc */
+                "Part combine engraver for orchestral scores: Print markings"
+                " @q{a2}, @q{Solo}, @q{Solo II}, and @q{unisono}.",
+
+                /* create */
+                "CombineTextScript ",
+
+                /* read */
+                "printPartCombineTexts "
+                "partCombineTextsOnNote "
+                "soloText "
+                "soloIIText "
+                "aDueText ",
+
+                /* write */
+                ""
+               );