/*
- music-iterator.cc -- implement {Music,Chord,Voice}_iterator
+ music-iterator.cc -- implement Music_iterator
source file of the GNU LilyPond music typesetter
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+ (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
-
+#include "debug.hh"
#include "music-list.hh"
#include "music-iterator.hh"
-#include "acceptor.hh"
-#include "request.hh"
-#include "interpreter.hh"
-#include "debug.hh"
+#include "voice-iterator.hh"
+#include "property-iterator.hh"
+#include "chord-iterator.hh"
+#include "request-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"
+
-IMPLEMENT_STATIC_NAME(Music_iterator);
IMPLEMENT_IS_TYPE_B(Music_iterator);
+
void
-Music_iterator::do_print()const
+Music_iterator::do_print() const
{
}
Music_iterator::print() const
{
#ifndef NPRINT
- mtor << name() << "{";
- mtor << "report to " << report_to_l_ << " (" << report_to_l_->name() << ")\n";
- mtor << "next at " << next_moment() << " ";
- do_print();
- mtor << "}\n";
+ if (!check_debug)
+ return ;
+ DOUT << name() << "{";
+ DOUT << "report to " <<
+ report_to_l() << " (" << report_to_l ()->name () << ")\n";
+ if (ok())
+ DOUT << "next at " << next_moment() << " ";
+ else
+ DOUT << "not feeling well today..";
+ do_print();
+ DOUT << "}\n";
#endif
}
-Acceptor*
-Music_iterator::get_req_acceptor_l()
+Translator_group*
+Music_iterator::get_req_translator_l()
{
- assert(report_to_l_);
- if (report_to_l_->interpreter_l() )
- return report_to_l_;
+ assert (report_to_l());
+ if (report_to_l()->is_bottom_translator_b ())
+ return report_to_l();
- set_acceptor( report_to_l_->get_default_interpreter() );
- return report_to_l_;
+ set_translator (report_to_l()->get_default_interpreter ());
+ return report_to_l();
}
void
-Music_iterator::set_acceptor(Acceptor*reg)
-{
- if (report_to_l_==reg)
- return;
-
- if (report_to_l_)
- report_to_l_->iterator_count_ --;
-
- report_to_l_ = reg;
-
- if (report_to_l_)
- report_to_l_->iterator_count_ ++;
-}
-
-void
-Music_iterator::construct_children()
-{
-
-}
-
-Music_iterator::~Music_iterator()
-{
- set_acceptor(0);
-}
-
-Moment
-Music_iterator::next_moment()const
+Music_iterator::push_translator (Translator_group*t)
{
- return 0;
+ report_to_l_arr_.push (t);
+ t->iterator_count_ ++;
}
void
-Music_iterator::next(Moment)
-{
- first_b_ = false;
-}
-
-bool
-Music_iterator::ok()const
-{
- return first_b_;
-}
-
-Music_iterator*
-Music_iterator::static_get_iterator_p(Music *m,
- Acceptor *report_l)
+Music_iterator::pop_translator()
{
- Music_iterator * p =0;
- if (m->is_type_b( Change_reg::static_name()))
- p = new Change_iterator((Change_reg*)m);
- else if (m->is_type_b( Voice_element::static_name()))
- p = new Voice_element_iterator( (Voice_element*) m);
- else if (m->is_type_b( Chord::static_name()))
- p = new Chord_iterator( (Chord*) m);
- else if (m->is_type_b( Voice::static_name()))
- p = new Voice_iterator( (Voice*) m);
- else if (m->is_type_b( Request::static_name() ))
- p = new Request_iterator( (Request*) m );
-
- if ( m->is_type_b( Music_list::static_name())) {
- Music_list* ml = (Music_list*) m;
- if (ml -> type_str_ != "") {
- Acceptor * a =report_l->
- find_get_acceptor_l(ml-> type_str_, ml->id_str_);
-
-
- p->set_acceptor( a);
-
- }
- }
- if (! p->report_to_l_ )
- p ->set_acceptor(report_l);
-
- return p;
-}
-
-Music_iterator*
-Music_iterator::get_iterator_p(Music*m)const
-{
- Music_iterator*p = static_get_iterator_p(m,report_to_l_);
- p->daddy_iter_l_ = (Music_iterator*)this;
- p->construct_children();
- return p;
+ report_to_l()->iterator_count_ --;
+ assert (report_to_l()->iterator_count_ >=0);
+ report_to_l_arr_.pop();
}
-Music_iterator::Music_iterator()
+Translator_group*
+Music_iterator::report_to_l() const
{
- daddy_iter_l_ =0;
- report_to_l_ = 0;
- first_b_ = true;
+ if (! report_to_l_arr_.size())
+ return 0;
+ return report_to_l_arr_.top();
}
-/* ************** */
-
-Chord_iterator::Chord_iterator(Chord const *chord_C)
-{
- chord_C_ = chord_C;
-}
void
-Chord_iterator::construct_children()
-{
- int j =0;
- for(iter(chord_C_->music_p_list_.top(), i); i.ok(); j++, i++) {
-
- Music_iterator * mi = get_iterator_p( i.ptr());
- set_acceptor(mi->report_to_l_->ancestor_l( chord_C_->multi_level_i_ ));
- if ( mi->ok() )
- children_p_list_.bottom().add( mi );
- else
- delete mi;
- }
-}
-void
-Chord_iterator::do_print() const
-{
-#ifndef NPRINT
- for (iter(children_p_list_.top(), i); i.ok(); i++ ) {
- i->print();
- }
-#endif
+Music_iterator::set_translator (Translator_group*trans)
+{
+ if (report_to_l()==trans)
+ return;
+ if (report_to_l())
+ pop_translator();
+ if (trans)
+ push_translator (trans);
}
void
-Chord_iterator::next(Moment until)
-{
- for (iter(children_p_list_.top(), i); i.ok(); ) {
- if (i->next_moment() == until) {
- i->next(until);
- }
- if (!i->ok())
- delete i.remove_p();
- else
- i++;
- }
- Music_iterator::next(until);
-
-// assert(!ok() || next_moment() > until);
-}
-
-IMPLEMENT_STATIC_NAME(Chord_iterator);
-IMPLEMENT_IS_TYPE_B1(Chord_iterator,Music_iterator);
-
-Moment
-Chord_iterator::next_moment()const
-{
- Moment next_ = INFTY;
- for (iter(children_p_list_.top(), i); i.ok(); i++)
- next_ = next_ <? i->next_moment() ;
- return next_;
-}
-
-
-
-bool
-Chord_iterator::ok()const
-{
- return children_p_list_.size();
-}
-
-/* ************** */
-
-void
-Voice_iterator::do_print()const
-{
- if (iter_p_)
- iter_p_->print();
-}
-
-Voice_iterator::Voice_iterator(Voice const*v)
- : PCursor<Music*> ( v->music_p_list_)
+Music_iterator::construct_children()
{
- here_mom_ = v->offset_mom_;
- voice_C_ = v;
- iter_p_ =0;
-}
-void
-Voice_iterator::construct_children()
-{
- if (ok()) {
- iter_p_ = Music_iterator::get_iterator_p( ptr() );
- if (iter_p_->report_to_l_->depth_i() > report_to_l_->depth_i())
- set_acceptor(iter_p_->report_to_l_);
- }
}
-void
-Voice_iterator::next_element()
+Music_iterator::~Music_iterator()
{
- delete iter_p_ ;
- iter_p_ =0;
- here_mom_ += ptr()->time_int().length();
- PCursor<Music*>::next();
- construct_children();
+ set_translator (0);
}
-Voice_iterator::~Voice_iterator()
+Moment
+Music_iterator::next_moment() const
{
- delete iter_p_;
+ return 0;
}
-IMPLEMENT_STATIC_NAME(Voice_iterator);
-IMPLEMENT_IS_TYPE_B1(Voice_iterator,Music_iterator);
-
void
-Voice_iterator::next(Moment until)
+Music_iterator::process_and_next (Moment)
{
- while (ok()) {
- Moment local_until = until - here_mom_;
- while ( iter_p_ && iter_p_->ok() ) {
- Moment here = iter_p_->next_moment();
- if (here != local_until)
- return;
- iter_p_->next(local_until);
- }
- if (!iter_p_)
- iter_p_ = Music_iterator::get_iterator_p( ptr() );
- else if (!iter_p_->ok() )
- next_element();
- }
- Music_iterator::next(until);
- assert(!ok() || next_moment() > until);
+ first_b_ = false;
}
-Moment
-Voice_iterator::next_moment()const
-{
- return iter_p_->next_moment() + here_mom_;
-}
bool
-Voice_iterator::ok()const
+Music_iterator::ok() const
{
- return PCursor<Music*>::ok();
+ return first_b_;
}
-/* ***************** */
-void
-Request_iterator::do_print()const
-{
- mtor << req_l_->name() ;
-}
-Request_iterator::Request_iterator(Request const*c)
-{
- req_l_ = (Request*)c;
- last_b_ = false;
-}
-
-void
-Request_iterator::next(Moment m)
-{
- if ( first_b_) {
- bool gotcha = daddy_iter_l_->report_to_l_->
- interpreter_l()->interpret_request_b(req_l_);
- if (!gotcha)
- req_l_->warning("Junking request: " + String(req_l_->name()));
- first_b_ = false;
+Music_iterator*
+Music_iterator::static_get_iterator_p (Music *m,
+ Translator_group*report_l)
+{
+ Music_iterator * p =0;
+ if (m->is_type_b (Request_chord::static_name()))
+ p = new Request_chord_iterator ((Request_chord*) m);
+ else if (m->is_type_b (Chord::static_name()))
+ p = new Chord_iterator ((Chord*) m);
+ else if (m->is_type_b (Voice::static_name()))
+ p = new Voice_iterator ((Voice*) m);
+ else if (m->is_type_b (Translation_property::static_name ()))
+ p = new Property_iterator((Translation_property *) m);
+ else if (m->is_type_b (Change_translator::static_name ()))
+ p = new Change_iterator((Change_translator*) m);
+ else if (m->is_type_b (Music_wrapper::static_name ()))
+ p = new Music_wrapper_iterator ((Music_wrapper *)m);
+
+
+ if (m -> translator_type_str_.length_i ())
+ {
+ Translator_group* a =report_l->
+ find_create_translator_l (m-> translator_type_str_, m->translator_id_str_);
+ p->set_translator (a);
}
- if ( m >= req_l_->duration() )
- last_b_ = true;
+ if (! p->report_to_l())
+ p ->set_translator (report_l);
+
+ return p;
}
-Moment
-Request_iterator::next_moment()const
-{
-
- Moment m(0);
- if (!first_b_)
- m = req_l_->duration();
- return m;
-}
-
-bool
-Request_iterator::ok()const
+Music_iterator*
+Music_iterator::get_iterator_p (Music*m) const
{
- return (req_l_->duration() && !last_b_) || first_b_; // ugh
+ Music_iterator*p = static_get_iterator_p (m,report_to_l());
+ p->daddy_iter_l_ = (Music_iterator*)this;
+ p->construct_children();
+ return p;
}
-IMPLEMENT_STATIC_NAME(Request_iterator);
-IMPLEMENT_IS_TYPE_B1(Request_iterator, Music_iterator);
-
-/* ****************** */
-Change_iterator::Change_iterator(Change_reg * ch)
+Music_iterator::Music_iterator()
{
- change_l_ = ch;
+ daddy_iter_l_ =0;
+ first_b_ = true;
}
-IMPLEMENT_STATIC_NAME(Change_iterator);
-IMPLEMENT_IS_TYPE_B1(Change_iterator,Music_iterator);
-/*
- TODO: pop/pushgroup
- */
-void
-Change_iterator::next(Moment mom)
-{
-#if 0
- Register_group_register *group_l =
- report_to_l_->find_get_reg_l(change_l_->type_str_,
- change_l_->id_str_);
-
- report_to_l_->daddy_reg_l_->remove_register_p(report_to_l_);
- group_l->add(report_to_l_);
-#endif
- Music_iterator::next(mom);
-}
-
-
-
-/* ******************** */
-
-IMPLEMENT_STATIC_NAME(Voice_element_iterator);
-IMPLEMENT_IS_TYPE_B1(Voice_element_iterator,Chord_iterator);
-
-void
-Voice_element_iterator::construct_children()
-{
- get_req_acceptor_l();
-/*
- if ( daddy_iter_l_
- && daddy_iter_l_->is_type_b(Voice_iterator::static_name() )) {
- set_acceptor(daddy_iter_l_-> get_req_acceptor_l());
- } else if (daddy_iter_l_
- && daddy_iter_l_-> is_type_b( Chord_iterator::static_name() )) {
-
- get_req_acceptor_l();
- }
- */
- Chord_iterator::construct_children();
-}
-
-Voice_element_iterator::Voice_element_iterator(Voice_element*el_l)
- : Chord_iterator(el_l)
-{
-
-}
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