*** empty log message ***

[lilypond.git] / lily / percent-repeat-iterator.cc

diff --git a/lily/percent-repeat-iterator.cc b/lily/percent-repeat-iterator.cc
index 791ebe492a18eebd7d654e19521b298f1eabfe1b..29021ee3964e7350a982f2b910b266ed37605281 100644 (file)
--- a/lily/percent-repeat-iterator.cc
+++ b/lily/percent-repeat-iterator.cc
@@ -1,94 +1,63 @@
-/*   
+/*
   percent-repeat-iterator.cc -- implement Percent_repeat_iterator
-  
+
   source file of the GNU LilyPond music typesetter
-  
-  (c) 2001--2005  Han-Wen Nienhuys <hanwen@cs.uu.nl>
-  
- */
+
+  (c) 2001--2006  Han-Wen Nienhuys <hanwen@xs4all.nl>, Erik Sandberg <mandolaerik@gmail.com>
+*/
 
 #include "percent-repeat-iterator.hh"
 
-#include "repeated-music.hh"
 #include "input.hh"
+#include "international.hh"
+#include "music.hh"
+#include "repeated-music.hh"
 
 IMPLEMENT_CTOR_CALLBACK (Percent_repeat_iterator);
 
-
 Percent_repeat_iterator::Percent_repeat_iterator ()
 {
-  child_iter_ = 0;
-}
-
-void
-Percent_repeat_iterator::do_quit ()
-{
-  if (child_iter_)
-    child_iter_->quit ();
-}
-
-bool
-Percent_repeat_iterator::ok () const
-{
-  return child_iter_;
+  child_list_ = SCM_EOL;
 }
 
 void
 Percent_repeat_iterator::construct_children ()
 {
+  /* TODO: Distinction between percent and slash */
   Music *mus = get_music ();
-  finish_mom_ = mus->get_length ();
-  child_iter_ = unsmob_iterator (get_iterator (Repeated_music::body (mus)));
-}
-
-
-void
-Percent_repeat_iterator::process (Moment m)
-{
-  if (!m.to_bool ())
-    {
-      Music_iterator *yeah = try_music (get_music ());
-      if (yeah)
-       set_context (yeah->get_outlet ());
-      else
-       get_music ()->origin ()->warning ( _ ("no one to print a percent"));
-    }
+  Music *child = Repeated_music::body (mus);
+  SCM length = child->get_length ().smobbed_copy ();
+  child_list_ = SCM_EOL;
+
+  int repeats = scm_to_int (mus->get_property ("repeat-count"));
+  for (int i = repeats; i > 1; i--)
+  {
+    Music *percent = make_music_by_name (ly_symbol2scm ("PercentEvent"));
+    percent->set_spot (*mus->origin ());
+    percent->set_property ("length", length);
+    if (repeats > 1)
+      percent->set_property ("repeat-count", scm_int2num (i - 1));
+    Music *percent_chord = make_music_by_name (ly_symbol2scm ("EventChord"));
+    percent_chord->set_spot (*mus->origin ());
+    percent_chord->set_property ("elements", scm_list_1 (percent->self_scm ()));
+    child_list_ = scm_cons (percent_chord->self_scm (), child_list_);
+    percent->unprotect ();
+    percent_chord->unprotect ();
+  }
+  child_list_ = scm_cons (child->self_scm (), child_list_);
   
-  if (child_iter_->ok ())
-    child_iter_->process (m);
-
-  if (finish_mom_ <= m )
-    {
-      child_iter_->quit (); 
-      child_iter_ = 0;
-    }
+  Sequential_iterator::construct_children ();
 }
 
-Moment
-Percent_repeat_iterator::pending_moment ()const
-{
-  if (child_iter_->ok ())
-    return child_iter_->pending_moment ();
-  else
-    return finish_mom_ ;
-}
-
-Music_iterator*
-Percent_repeat_iterator::try_music_in_children (Music *m) const
-{
-  return child_iter_->try_music (m);
-}
-
-void
-Percent_repeat_iterator::derived_mark ()const
+SCM
+Percent_repeat_iterator::get_music_list () const
 {
-  if (child_iter_)
-    scm_gc_mark (child_iter_->self_scm ());
+  return child_list_;
 }
 
 void
-Percent_repeat_iterator::derived_substitute (Context *f, Context *t )
+Percent_repeat_iterator::derived_mark () const
 {
-  if (child_iter_)
-    child_iter_->substitute_outlet (f, t);
+  scm_gc_mark (child_list_);
+  Sequential_iterator::derived_mark ();
 }