source file of the GNU LilyPond music typesetter
- (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
/*
UGH. too many includes.
*/
#include "debug.hh"
-#include "music-list.hh"
#include "music-iterator.hh"
-#include "property-iterator.hh"
-#include "request-chord-iterator.hh"
-#include "sequential-music-iterator.hh"
-#include "simultaneous-music-iterator.hh"
#include "translator-group.hh"
-#include "translation-property.hh"
-#include "change-iterator.hh"
-#include "change-translator.hh"
#include "music-wrapper.hh"
#include "music-wrapper-iterator.hh"
-#include "time-scaled-music-iterator.hh"
-#include "time-scaled-music.hh"
-#include "context-specced-music.hh"
-#include "repeated-music.hh"
-#include "folded-repeat-iterator.hh"
-#include "unfolded-repeat-iterator.hh"
-#include "grace-iterator.hh"
-#include "grace-music.hh"
-#include "lyric-combine-music.hh"
-#include "lyric-combine-music-iterator.hh"
-#include "auto-change-music.hh"
-#include "auto-change-iterator.hh"
-#include "part-combine-music.hh"
-#include "part-combine-music-iterator.hh"
-#include "request.hh"
#include "simple-music-iterator.hh"
-#include "output-property.hh"
-#include "chord-tremolo-iterator.hh"
+#include "context-specced-music.hh"
Music_iterator::Music_iterator ()
{
- first_b_ = true;
}
Music_iterator::Music_iterator (Music_iterator const& src)
{
- first_b_ = src.first_b_;
handle_ = *src.handle_.clone ();
music_l_ = src.music_l_;
+ music_length_ = src.music_length_;
+ start_mom_ = src.start_mom_;
}
Music_iterator::~Music_iterator ()
{
}
-void
-Music_iterator::do_print () const
-{
-}
-void
-Music_iterator::print () const
-{
-#ifndef NPRINT
- if (!flower_dstream)
- return ;
- DEBUG_OUT << classname (this) << "{";
- Translator_group *t = report_to_l ();
- DEBUG_OUT << "report to " << t->type_str_ << " = " << t->id_str_ << "\n";
- if (ok ())
- DEBUG_OUT << "next at " << next_moment () << " ";
- else
- DEBUG_OUT << "not feeling well today..";
- do_print ();
- DEBUG_OUT << "}\n";
-#endif
-}
-
-Translator_group*
-Music_iterator::get_req_translator_l ()
-{
- assert (report_to_l ());
- if (report_to_l ()->is_bottom_translator_b ())
- return report_to_l ();
-
- set_translator (report_to_l ()->get_default_interpreter ());
- return report_to_l ();
-}
Translator_group*
}
Moment
-Music_iterator::next_moment () const
+Music_iterator::pending_moment () const
{
return 0;
}
void
-Music_iterator::process (Moment m)
-{
- do_process (m);
-}
-
-void
-Music_iterator::do_process (Moment)
+Music_iterator::process (Moment)
{
- first_b_ = false;
}
bool
Music_iterator::ok () const
{
- return first_b_;
+ return false;
}
-SCM
-Music_iterator::get_music ()
+void
+Music_iterator::skip (Moment)
{
- if (ok ())
- return scm_listify (scm_cons (music_l_->self_scm (),
- report_to_l ()->self_scm ()),
- SCM_UNDEFINED);
- return SCM_EOL;
}
-bool
-Music_iterator::next ()
+SCM
+Music_iterator::get_music (Moment)const
{
- first_b_ = false;
- return ok ();
+ return SCM_EOL;
}
Music_iterator*
{
Music_iterator * p =0;
- /* It would be nice to do this decentrally, but the order of this is
- significant. */
- if (dynamic_cast<Request_chord *> (m))
- p = new Request_chord_iterator;
- else if (dynamic_cast<Lyric_combine_music *> (m))
- p = new Lyric_combine_music_iterator;
- else if (dynamic_cast<Simultaneous_music *> (m))
- p = new Simultaneous_music_iterator;
- else if (dynamic_cast<Sequential_music *> (m))
- p = new Sequential_music_iterator;
- else if (dynamic_cast<Translation_property *> (m))
- p = new Property_iterator;
- else if (dynamic_cast<Change_translator *> (m))
- p = new Change_iterator;
- else if (dynamic_cast<Push_translation_property*> (m))
- p = new Push_property_iterator;
- else if (dynamic_cast<Pop_translation_property*> (m))
- p = new Pop_property_iterator;
- else if (dynamic_cast<Time_scaled_music *> (m))
- p = new Time_scaled_music_iterator;
- else if (dynamic_cast<Grace_music *> (m))
- p = new Grace_iterator;
- else if (dynamic_cast<Auto_change_music *> (m))
- p = new Auto_change_iterator;
- else if (dynamic_cast<Part_combine_music *> (m))
- p = new Part_combine_music_iterator;
- else if (dynamic_cast<Music_wrapper *> (m))
- p = new Music_wrapper_iterator;
- else if (Repeated_music * n = dynamic_cast<Repeated_music *> (m))
+ SCM ctor = m->get_mus_property ("iterator-ctor") ;
+ if (unsmob_cxx_function (ctor))
{
- if (n->type_ == "tremolo")
- p = new Chord_tremolo_iterator;
- else if (n->fold_b_)
- p = new Folded_repeat_iterator;
- else
- p = new Unfolded_repeat_iterator;
+ Cxx_function f = unsmob_cxx_function (ctor);
+
+ p = (Music_iterator*) (*f) (SCM_EOL);
}
+ else if (dynamic_cast<Music_wrapper *> (m))
+ p = new Music_wrapper_iterator;
else
{
p = new Simple_music_iterator ;
}
p->music_l_ = m;
+ assert (m);
+ p->music_length_ = m->length_mom ();
+ p->start_mom_ = m->start_mom ();
return p;
}
+
+Moment
+Music_iterator::music_length_mom () const
+{
+ return music_length_;
+
+}
+
+Moment
+Music_iterator::music_start_mom ()const
+{
+ return start_mom_;
+}
+
void
Music_iterator::init_translator (Music *m, Translator_group *report_l)
{
music_l_ = m;
+ assert (m);
if (Context_specced_music * csm =dynamic_cast<Context_specced_music *> (m))
{
- Translator_group* a =report_l->
- find_create_translator_l (csm->translator_type_str_, csm->translator_id_str_);
+ SCM ct = csm->get_mus_property ("context-type");
+ String c_type;
+ if (gh_string_p (ct))
+ c_type = ly_scm2string (ct);
+
+ String c_id;
+ SCM ci = csm->get_mus_property ("context-id");
+ if (gh_string_p (ci))
+ c_id = ly_scm2string (ci);
+
+ Translator_group* a
+ =report_l->find_create_translator_l (c_type, c_id);
set_translator (a);
Music_iterator*
Music_iterator::try_music (Music *m) const
{
- bool b = report_to_l ()->try_music ( (Music*)m); // ugh
+ bool b = report_to_l ()->try_music ((Music*)m); // ugh
Music_iterator * it = b ? (Music_iterator*) this : 0; // ugh
if (!it)
it = try_music_in_children (m);
return 0;
}
+IMPLEMENT_CTOR_CALLBACK (Music_iterator);
+
+Music *
+Music_iterator::music_l () const
+{
+ return music_l_;
+}