release: 1.3.142

[lilypond.git] / lily / chord-name-engraver.cc

diff --git a/lily/chord-name-engraver.cc b/lily/chord-name-engraver.cc
index 7b72e3bc26464a322cf0840730681711492b3ddc..7a4302a91209f7a298e1d843ebcfee07595f963c 100644 (file)
--- a/lily/chord-name-engraver.cc
+++ b/lily/chord-name-engraver.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1998--2000 Jan Nieuwenhuizen <janneke@gnu.org>
+  (c) 1998--2001 Jan Nieuwenhuizen <janneke@gnu.org>
 */
 
 #include "engraver.hh"
@@ -28,13 +28,14 @@ public:
 protected:
   virtual void stop_translation_timestep ();
   virtual void acknowledge_grob (Grob_info i);
-  void deprecated_process_music ();
+  virtual void create_grobs ();
   virtual bool try_music (Music *);
 
 private:
   void add_note (Note_req *);
   
   Item* chord_name_p_;
+
   Protected_scm chord_;
   Protected_scm last_chord_;
 };
@@ -45,7 +46,7 @@ Chord_name_engraver::Chord_name_engraver ()
 {
   chord_name_p_ = 0;
   chord_ = gh_cons (SCM_EOL, gh_cons (SCM_EOL, SCM_EOL));
-  last_chord_ = gh_cons (SCM_EOL, gh_cons (SCM_EOL, SCM_EOL));
+  last_chord_ = chord_;
 }
 
 void
@@ -77,24 +78,6 @@ Chord_name_engraver::try_music (Music* m)
   return false;
 }
 
-/* Uh, if we do acknowledge_grob, shouldn't we postpone
-  deprecated_process_music until do_process_acknowlegded?
-
-   Sigh, I can *never* remember how this works, can't we
-   possibly-please just number these functions:
-
-     do_creation0
-     
-     post_move1
-     try_music2
-  deprecated_process_music3 (or is it acknowledge_grob3 ?)
-     acknowledge_grob4
-  
-     do_pre_move9
-     
-     do_removal99
-
-  and what was the deal with this ``do'' prefix again? */
 void
 Chord_name_engraver::acknowledge_grob (Grob_info i)
 {
@@ -103,29 +86,16 @@ Chord_name_engraver::acknowledge_grob (Grob_info i)
 }
 
 void
-Chord_name_engraver::deprecated_process_music ()
+Chord_name_engraver::create_grobs ()
 {
   if (!chord_name_p_ && gh_car (chord_) != SCM_EOL)
     {
-#if 0
-      bool find_inversion_b = false;
-      SCM chord_inversion = get_property ("chordInversion");
-      if (gh_boolean_p (chord_inversion))
-       find_inversion_b = gh_scm2bool (chord_inversion);
-
-      chord_ = Chord::pitches_and_requests_to_chord (pitches_,
-                                                    inversion_,
-                                                    bass_,
-                                                    find_inversion_b);
-
-#endif
-      
       chord_name_p_ = new Item (get_property ("ChordName"));
       chord_name_p_->set_grob_property ("chord", chord_);
       announce_grob (chord_name_p_, 0);
-      SCM s = get_property ("drarnChords"); //FIXME!
-      if (to_boolean (s) && last_chord_ != SCM_EOL &&
-         gh_equal_p (chord_, last_chord_))
+      SCM s = get_property ("chordChanges");
+      if (to_boolean (s) && gh_car (last_chord_) != SCM_EOL
+                 && gh_equal_p (chord_, last_chord_))
        chord_name_p_->set_grob_property ("begin-of-line-visible", SCM_BOOL_T);
     }
 }
@@ -139,7 +109,8 @@ Chord_name_engraver::stop_translation_timestep ()
     }
   chord_name_p_ = 0;
 
-  last_chord_ = chord_;
+  if (gh_car (chord_) != SCM_EOL)
+    last_chord_ = chord_;
   chord_ = gh_cons (SCM_EOL, gh_cons (SCM_EOL, SCM_EOL));
 }