* ly/engraver-init.ly: Make FiguredBass accepted in GrandStaff and

[lilypond.git] / lily / engraver.cc

diff --git a/lily/engraver.cc b/lily/engraver.cc
index d8338972c935267add9cf1a438bc8a0f00c4d93d..cf2eebbe9b5c4a65515ba6a1fd3974ea656659a3 100644 (file)
--- a/lily/engraver.cc
+++ b/lily/engraver.cc
@@ -3,83 +3,95 @@
 
   Sourcefile of GNU LilyPond music type setter
 
-  (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1997--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
-#include "music.hh"
 #include "engraver.hh"
-#include "engraver-group-engraver.hh"
-#include "grob.hh"
+
+#include "context.hh"
+#include "item.hh"
+#include "lilypond-key.hh"
+#include "music.hh"
 #include "score-engraver.hh"
-#include "warn.hh"
 #include "spanner.hh"
-#include "item.hh"
+#include "stream-event.hh"
+#include "warn.hh"
 
-void
-Engraver::announce_grob (Grob_info inf)
+Engraver_group *
+Engraver::get_daddy_engraver () const
 {
-  get_daddy_grav ()->announce_grob (inf);
+  return dynamic_cast<Engraver_group *> (get_daddy_translator ());
 }
 
-/*
-  CAUSE is the object (typically a Music object)  that
-  was the reason for making E.
- */
 void
-Engraver::announce_grob (Grob* e, SCM cause)
+Engraver::announce_grob (Grob_info inf)
 {
-  /*
-    TODO: junk grob-info, and make a cause grob-property to store
-    `causes' generically.
-  */
-  if (unsmob_music (cause) || unsmob_grob (cause))
-    e->set_grob_property ("cause", cause);
-
-  Grob_info i;
-  i.grob_ = e;
-  if (!i.origin_trans_)
-    i.origin_trans_ = this;
-
-
-
-  get_daddy_grav ()->announce_grob (i);
+  get_daddy_engraver ()->announce_grob (inf);
 }
 
-
- 
 void
-Engraver::typeset_grob (Grob*p)
+Engraver::announce_end_grob (Grob_info inf)
 {
-  get_daddy_grav ()->typeset_grob (p);
+  get_daddy_engraver ()->announce_grob (inf);
 }
 
-
-Engraver_group_engraver*
-Engraver::get_daddy_grav () const
+/*
+  CAUSE is the object (typically a Stream_event object)  that
+  was the reason for making E.
+*/
+void
+Engraver::announce_grob (Grob *e, SCM cause)
 {
-  return (daddy_trans_)
-       ? dynamic_cast<Engraver_group_engraver *> (daddy_trans_)
-       : 0;
+  /* TODO: Remove Music code when it's no longer needed */
+  if (Music *m = unsmob_music (cause))
+    {
+      cause = m->to_event ()->unprotect ();
+    }
+  if (unsmob_stream_event (cause) || unsmob_grob (cause))
+    e->set_property ("cause", cause);
+
+  Grob_info i (this, e);
+
+  Engraver_group *g = get_daddy_engraver ();
+  if (g)
+    g->announce_grob (i);
 }
 
+
+/*
+  CAUSE is the object (typically a Music object)  that
+  was the reason for making E.
+*/
 void
-Engraver::process_music ()
-{
-  
-}
-Engraver::Engraver()
+Engraver::announce_end_grob (Grob *e, SCM cause)
 {
+  /* TODO: Remove Music code when it's no longer needed */
+  if (Music *m = unsmob_music (cause))
+    {
+      cause = m->to_event ()->unprotect ();
+    }
+  if (unsmob_stream_event (cause) || unsmob_grob (cause))
+    e->set_property ("cause", cause);
+
+  Grob_info i (this, e);
+
+  i.start_end_ = STOP;
+  Engraver_group *g = get_daddy_engraver ();
+  if (g)
+    g->announce_grob (i);
 }
 
 
-Score_engraver* 
-Engraver::top_engraver () const
+Engraver::Engraver ()
 {
-  return dynamic_cast<Score_engraver*> (top_translator());
 }
 
-ENTER_DESCRIPTION(Engraver,
-                  "", "",
-                 "",
-                 "", "", "");
+#include "translator.icc"
+
+ADD_TRANSLATOR (Engraver,
+               "Base class for engravers. Does nothing, so it is not used.",
+               "",
+               "",
+               "",
+               "");