(transform_heads): replace

[lilypond.git] / lily / chord-tremolo-iterator.cc

diff --git a/lily/chord-tremolo-iterator.cc b/lily/chord-tremolo-iterator.cc
index a8d6ade08351cb16551daf060bd32c4abbeddee8..36e8697426e4b6d00e25adff55d545aad73c0dc7 100644 (file)
--- a/lily/chord-tremolo-iterator.cc
+++ b/lily/chord-tremolo-iterator.cc
@@ -3,7 +3,7 @@
   
   source file of the GNU LilyPond music typesetter
   
-  (c) 2000--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 2000--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   
  */
 
@@ -13,15 +13,16 @@
   subclassing proved to be too difficult.
  */
 
-#include "input.hh"
 #include "chord-tremolo-iterator.hh"
+
+#include "input.hh"
 #include "repeated-music.hh"
 
 void
 Chord_tremolo_iterator::construct_children ()
 {
   Repeated_music * rep = dynamic_cast<Repeated_music*> (get_music ());
-  factor_  = Moment (Rational(1, 1));
+  factor_  = Moment (Rational (1, 1));
   child_iter_ = unsmob_iterator (get_iterator (rep->body ()));
 }
 
@@ -31,30 +32,25 @@ Chord_tremolo_iterator::Chord_tremolo_iterator ()
   child_iter_ = 0;
 }
 
-Chord_tremolo_iterator::Chord_tremolo_iterator (Chord_tremolo_iterator const &src)
-  : Music_iterator (src)
+void
+Chord_tremolo_iterator::do_quit ()
 {
-  factor_ = src.factor_;
-  child_iter_ = 0;
-  if (src.child_iter_)
-    {
-      child_iter_ = src.child_iter_->clone ();
-      scm_gc_unprotect_object (child_iter_->self_scm());
-    }
+  if (child_iter_)
+    child_iter_->quit ();
 }
 
 void
-Chord_tremolo_iterator::do_quit()
+Chord_tremolo_iterator::derived_mark () const
 {
   if (child_iter_)
-    child_iter_->quit();
+    scm_gc_mark (child_iter_->self_scm ());
 }
 
 void
-Chord_tremolo_iterator::derived_mark () const
+Chord_tremolo_iterator::derived_substitute (Context *f, Context *t) 
 {
   if (child_iter_)
-    scm_gc_mark (child_iter_->self_scm());
+    child_iter_->substitute_outlet (f,t);
 }
 
 void
@@ -64,7 +60,7 @@ Chord_tremolo_iterator::process (Moment m)
     {
       Music_iterator *yeah = try_music (get_music ());
       if (yeah)
-       set_translator (yeah->report_to ());
+       set_context (yeah->get_outlet ());
       else
        get_music ()->origin ()->warning (_ ("no one to print a tremolos"));
     }