X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fdynamic-align-engraver.cc;h=ae3f968c58084d7dd94a16e31590b822b45d0ad4;hb=97a0169312a260933246ab224e4f8b0969871dd5;hp=35083db04344930d31cf19abb37582b712fe4a30;hpb=40aac0ae57ee113faa860ba221d83d9e6312173e;p=lilypond.git

diff --git a/lily/dynamic-align-engraver.cc b/lily/dynamic-align-engraver.cc
index 35083db043..ae3f968c58 100644
--- a/lily/dynamic-align-engraver.cc
+++ b/lily/dynamic-align-engraver.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 2008--2014 Han-Wen Nienhuys <hanwen@lilypond.org>
+  Copyright (C) 2008--2015 Han-Wen Nienhuys <hanwen@lilypond.org>
 
 
   LilyPond is free software: you can redistribute it and/or modify
@@ -34,17 +34,17 @@
 class Dynamic_align_engraver : public Engraver
 {
   TRANSLATOR_DECLARATIONS (Dynamic_align_engraver);
-  DECLARE_ACKNOWLEDGER (rhythmic_head);
-  DECLARE_ACKNOWLEDGER (stem);
-  DECLARE_ACKNOWLEDGER (dynamic);
-  DECLARE_ACKNOWLEDGER (footnote_spanner);
-  DECLARE_END_ACKNOWLEDGER (dynamic);
+  void acknowledge_rhythmic_head (Grob_info);
+  void acknowledge_stem (Grob_info);
+  void acknowledge_dynamic (Grob_info);
+  void acknowledge_footnote_spanner (Grob_info);
+  void acknowledge_end_dynamic (Grob_info);
 
 protected:
   virtual void stop_translation_timestep ();
 
 private:
-  void create_line_spanner (Stream_event *cause);
+  void create_line_spanner (Grob *cause);
   void set_spanner_bounds (Spanner *line, bool end);
   Spanner *line_;
   Spanner *ended_line_; // Spanner manually broken, don't use it for new grobs
@@ -57,31 +57,26 @@ private:
   set<Spanner *> running_;
 };
 
-Dynamic_align_engraver::Dynamic_align_engraver ()
+Dynamic_align_engraver::Dynamic_align_engraver (Context *c)
+  : Engraver (c)
 {
   line_ = 0;
   ended_line_ = 0;
   current_dynamic_spanner_ = 0;
 }
 
-ADD_ACKNOWLEDGER (Dynamic_align_engraver, dynamic);
-ADD_ACKNOWLEDGER (Dynamic_align_engraver, rhythmic_head);
-ADD_ACKNOWLEDGER (Dynamic_align_engraver, stem);
-ADD_ACKNOWLEDGER (Dynamic_align_engraver, footnote_spanner);
-ADD_END_ACKNOWLEDGER (Dynamic_align_engraver, dynamic);
 
 void
-Dynamic_align_engraver::create_line_spanner (Stream_event *event)
+Dynamic_align_engraver::create_line_spanner (Grob *cause)
 {
   if (!line_)
-    line_ = make_spanner ("DynamicLineSpanner",
-                          event ? event->self_scm () : SCM_EOL);
+    line_ = make_spanner ("DynamicLineSpanner", cause->self_scm ());
 }
 
 void
 Dynamic_align_engraver::acknowledge_end_dynamic (Grob_info info)
 {
-  if (Spanner::has_interface (info.grob ()))
+  if (has_interface<Spanner> (info.grob ()))
     ended_.push_back (info.spanner ());
 
   /* If the break flag is set, store the current spanner and let new dynamics
@@ -141,8 +136,8 @@ Dynamic_align_engraver::acknowledge_dynamic (Grob_info info)
         }
     }
 
-  create_line_spanner (cause);
-  if (Spanner::has_interface (info.grob ()))
+  create_line_spanner (info.grob ());
+  if (has_interface<Spanner> (info.grob ()))
     {
       started_.push_back (info.spanner ());
       current_dynamic_spanner_ = info.spanner ();
@@ -182,7 +177,7 @@ Dynamic_align_engraver::set_spanner_bounds (Spanner *line, bool end)
             bound = spanners[0]->get_bound (d);
           else
             {
-              bound = unsmob_grob (get_property ("currentMusicalColumn"));
+              bound = unsmob<Grob> (get_property ("currentMusicalColumn"));
               programming_error ("started DynamicLineSpanner but have no left bound");
             }
 
@@ -233,6 +228,16 @@ Dynamic_align_engraver::stop_translation_timestep ()
   support_.clear ();
 }
 
+void
+Dynamic_align_engraver::boot ()
+{
+  ADD_ACKNOWLEDGER (Dynamic_align_engraver, dynamic);
+  ADD_ACKNOWLEDGER (Dynamic_align_engraver, rhythmic_head);
+  ADD_ACKNOWLEDGER (Dynamic_align_engraver, stem);
+  ADD_ACKNOWLEDGER (Dynamic_align_engraver, footnote_spanner);
+  ADD_END_ACKNOWLEDGER (Dynamic_align_engraver, dynamic);
+}
+
 ADD_TRANSLATOR (Dynamic_align_engraver,
                 /* doc */
                 "Align hairpins and dynamic texts on a horizontal line.",