/*
- grace-iterator.cc -- implement Grace_iterator
+ grace-music.cc -- implement Grace_music
source file of the GNU LilyPond music typesetter
- (c) 1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1999--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
+#include "grace-music.hh"
#include "grace-iterator.hh"
+
+
#include "global-translator.hh"
#include "warn.hh"
-Grace_iterator::~Grace_iterator ()
+void
+Grace_iterator::process (Moment m)
{
- // child_iter_p_ = 0;
+ Moment main ;
+ main.main_part_ = - start_mom_.grace_part_ + m.grace_part_;
+ Music_wrapper_iterator::process (main);
}
-void
-Grace_iterator::construct_children ()
+Moment
+Grace_iterator::pending_moment () const
{
- Translator_group * t = report_to_l ()->find_create_translator_l ("Grace", ""); // umgh.
+ Moment cp =Music_wrapper_iterator::pending_moment();
- if (t)
- set_translator (t);
- Music_wrapper_iterator::construct_children ();
-}
+ Moment pending;
+ pending.grace_part_ = start_mom_.grace_part_ + cp.main_part_;
-void
-Grace_iterator::do_process_and_next (Moment m)
-{
- Global_translator * t = dynamic_cast<Global_translator*>(report_to_l ());
- if (t)
- {
- t->start ();
- t->run_iterator_on_me (child_iter_p_);
- delete child_iter_p_;
- child_iter_p_ = 0;
- t->finish ();
- }
- else
- {
- warning (_("No Grace context available!"));
- }
- Music_iterator::do_process_and_next (m);
+ return pending;
}
-Moment
-Grace_iterator::next_moment () const
-{
- return 0;
-}
+IMPLEMENT_CTOR_CALLBACK (Grace_iterator);