-/*
-unfolded-repeat-iterator.cc -- implement Unfolded_repeat_iterator, Volta_repeat_iterator
+/*
+ This file is part of LilyPond, the GNU music typesetter.
-source file of the GNU LilyPond music typesetter
+ Copyright (C) 2002--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
-(c) 2002--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-*/
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
+*/
#include "music.hh"
#include "sequential-iterator.hh"
-#include "translator-group.hh"
+#include "context.hh"
class Unfolded_repeat_iterator : public Sequential_iterator
{
public:
- DECLARE_SCHEME_CALLBACK(constructor, ());
+ DECLARE_SCHEME_CALLBACK (constructor, ());
protected:
virtual SCM get_music_list () const;
};
-
SCM
Unfolded_repeat_iterator::get_music_list () const
{
SCM l = SCM_EOL;
SCM *tail = &l;
-
- SCM body = get_music ()->get_mus_property ("element");
- SCM alts = get_music ()->get_mus_property ("elements");
+
+ SCM body = get_music ()->get_property ("element");
+ SCM alts = get_music ()->get_property ("elements");
int alt_count = scm_ilength (alts);
- int rep_count = gh_scm2int (get_music ()->get_mus_property ("repeat-count"));
+ int rep_count = scm_to_int (get_music ()->get_property ("repeat-count"));
for (int i = 0; i < rep_count; i++)
{
if (unsmob_music (body))
- *tail = gh_cons (body, SCM_EOL) ;
+ *tail = scm_cons (body, SCM_EOL);
tail = SCM_CDRLOC (*tail);
if (alt_count)
- {
- *tail = gh_cons (gh_car (alts), SCM_EOL);
- tail = SCM_CDRLOC (*tail);
- if (i >= rep_count - alt_count)
-
- alts = gh_cdr (alts);
- }
- }
+ {
+ *tail = scm_cons (scm_car (alts), SCM_EOL);
+ tail = SCM_CDRLOC (*tail);
+ if (i >= rep_count - alt_count)
- return l;
-}
-
-class Volta_repeat_iterator : public Sequential_iterator
-{
-public:
- DECLARE_SCHEME_CALLBACK(constructor, ());
- Volta_repeat_iterator();
-
- void add_repeat_command (SCM);
-protected:
- virtual SCM get_music_list () const;
- virtual void next_element (bool);
- virtual void construct_children();
- virtual void process (Moment);
-
- bool first_time_;
- int alt_count_;
- int rep_count_;
- int done_count_;
-};
-
-
-Volta_repeat_iterator::Volta_repeat_iterator()
-{
- done_count_ = alt_count_ = rep_count_= 0;
- first_time_ = true;
-}
-
-SCM
-Volta_repeat_iterator::get_music_list()const
-{
- return gh_cons (get_music ()->get_mus_property ("element"),
- get_music ()->get_mus_property ("elements"));
-}
-
-void
-Volta_repeat_iterator::construct_children ()
-{
- Sequential_iterator::construct_children();
-
- SCM alts = get_music ()->get_mus_property ("elements");
-
- alt_count_ = scm_ilength (alts);
- rep_count_ = gh_scm2int (get_music ()->get_mus_property ("repeat-count"));
- done_count_ = 0;
-}
-
-
-/*
- TODO: add source information for debugging
- */
-void
-Volta_repeat_iterator::add_repeat_command (SCM what)
-{
- SCM reps = ly_symbol2scm ("repeatCommands");
- SCM current_reps = get_outlet ()->internal_get_property (reps);
-
- Translator_group * where = get_outlet ()->where_defined (reps);
- if (where
- && current_reps == SCM_EOL || gh_pair_p (current_reps))
- {
- current_reps = gh_cons (what, current_reps);
- where->internal_set_property (reps, current_reps);
- }
-}
-
-
-void
-Volta_repeat_iterator::next_element (bool side_effect)
-{
- done_count_ ++;
-
- Sequential_iterator::next_element (side_effect);
-
- if (side_effect)
- {
- if (alt_count_)
- {
- String repstr = to_string (rep_count_ - alt_count_ + done_count_) + ".";
- if (done_count_ > 1)
- {
- add_repeat_command (scm_list_n (ly_symbol2scm ("volta"), SCM_BOOL_F, SCM_UNDEFINED));
-
- if (done_count_ - 1 < alt_count_)
- add_repeat_command (ly_symbol2scm ("end-repeat"));
- }
-
-
-
- if (done_count_ == 1 && alt_count_ < rep_count_)
- {
- repstr = "1.--" + to_string (rep_count_ - alt_count_ + done_count_) + ".";
- }
-
- if (done_count_ <= alt_count_)
- add_repeat_command (scm_list_n (ly_symbol2scm ("volta"),
- scm_makfrom0str (repstr.to_str0 ()), SCM_UNDEFINED));
- }
- else
- {
- add_repeat_command (ly_symbol2scm ("end-repeat"));
- }
+ alts = scm_cdr (alts);
+ }
}
-}
-
-void
-Volta_repeat_iterator::process (Moment m)
-{
- if (first_time_)
- {
- add_repeat_command (ly_symbol2scm ("start-repeat"));
- first_time_ = false;
- }
- Sequential_iterator::process(m);
+ return l;
}
-
-IMPLEMENT_CTOR_CALLBACK(Volta_repeat_iterator);
-IMPLEMENT_CTOR_CALLBACK(Unfolded_repeat_iterator);
+IMPLEMENT_CTOR_CALLBACK (Unfolded_repeat_iterator);