Fix some bugs in the dynamic engraver and PostScript backend

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

diff --git a/lily/arpeggio-engraver.cc b/lily/arpeggio-engraver.cc
index fc324c1582766a5cc652837f1e288cebe7a2ad39..fd28a41e1fc4ce36a726a273e78e444572495baf 100644 (file)
--- a/lily/arpeggio-engraver.cc
+++ b/lily/arpeggio-engraver.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 2000--2005 Jan Nieuwenhuizen <janneke@gnu.org>
+  (c) 2000--2006 Jan Nieuwenhuizen <janneke@gnu.org>
 */
 
 #include "engraver.hh"
@@ -15,15 +15,19 @@
 #include "side-position-interface.hh"
 #include "note-column.hh"
 
+#include "translator.icc"
+
 class Arpeggio_engraver : public Engraver
 {
 public:
   TRANSLATOR_DECLARATIONS (Arpeggio_engraver);
 
+  void acknowledge_stem (Grob_info);
+  void acknowledge_rhythmic_head (Grob_info);
+  void acknowledge_note_column (Grob_info);
 protected:
-  virtual void acknowledge_grob (Grob_info);
-  virtual void process_music ();
-  virtual void stop_translation_timestep ();
+  void process_music ();
+  void stop_translation_timestep ();
   virtual bool try_music (Music *);
 private:
   Item *arpeggio_;
@@ -40,49 +44,47 @@ bool
 Arpeggio_engraver::try_music (Music *m)
 {
   if (!arpeggio_event_)
-    {
-      arpeggio_event_ = m;
-    }
+    arpeggio_event_ = m;
   return true;
 }
 
 void
-Arpeggio_engraver::acknowledge_grob (Grob_info info)
+Arpeggio_engraver::acknowledge_stem (Grob_info info)
 {
   if (arpeggio_)
     {
-      if (Stem::has_interface (info.grob ()))
-       {
-         if (!arpeggio_->get_parent (Y_AXIS))
-           arpeggio_->set_parent (info.grob (), Y_AXIS);
-
-         Pointer_group_interface::add_grob (arpeggio_,
-                                            ly_symbol2scm ("stems"),
-                                            info.grob ());
-       }
-
-      /*
-       We can't catch local key items (accidentals) from Voice context,
-       see Local_key_engraver
-      */
-      else if (Rhythmic_head::has_interface (info.grob ()))
-       {
-         Side_position_interface::add_support (arpeggio_, info.grob ());
-       }
-      else if (Note_column::has_interface (info.grob ()))
-       {
-         info.grob ()->set_object ("arpeggio", arpeggio_->self_scm ());
-       }
+      if (!arpeggio_->get_parent (Y_AXIS))
+       arpeggio_->set_parent (info.grob (), Y_AXIS);
+
+      Pointer_group_interface::add_grob (arpeggio_,
+                                        ly_symbol2scm ("stems"),
+                                        info.grob ());
     }
 }
+void
+Arpeggio_engraver::acknowledge_rhythmic_head (Grob_info info)
+{
+  if (arpeggio_)
+
+    /*
+      We can't catch local key items (accidentals) from Voice context,
+      see Local_key_engraver
+    */
+    Side_position_interface::add_support (arpeggio_, info.grob ());
+}
+
+void
+Arpeggio_engraver::acknowledge_note_column (Grob_info info)
+{
+  if (arpeggio_)
+    info.grob ()->set_object ("arpeggio", arpeggio_->self_scm ());
+}
 
 void
 Arpeggio_engraver::process_music ()
 {
   if (arpeggio_event_)
-    {
-      arpeggio_ = make_item ("Arpeggio", arpeggio_event_->self_scm ());
-    }
+    arpeggio_ = make_item ("Arpeggio", arpeggio_event_->self_scm ());
 }
 
 void
@@ -92,10 +94,13 @@ Arpeggio_engraver::stop_translation_timestep ()
   arpeggio_event_ = 0;
 }
 
-ADD_TRANSLATOR (Arpeggio_engraver,
-               /* descr */ "Generate an Arpeggio symbol",
-               /* creats*/ "Arpeggio",
-               /* accepts */ "arpeggio-event",
-               /* acks  */ "stem-interface rhythmic-head-interface note-column-interface",
-               /* reads */ "",
-               /* write */ "");
+ADD_ACKNOWLEDGER (Arpeggio_engraver, stem)
+  ADD_ACKNOWLEDGER (Arpeggio_engraver, rhythmic_head)
+  ADD_ACKNOWLEDGER (Arpeggio_engraver, note_column)
+
+  ADD_TRANSLATOR (Arpeggio_engraver,
+                 /* doc */ "Generate an Arpeggio symbol",
+                 /* create */ "Arpeggio",
+                 /* accept */ "arpeggio-event",
+                 /* read */ "",
+                 /* write */ "");