X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fmusic-iterator.cc;h=1ad45da5238e29a404f5cb51923948a5069098cd;hb=41e82f1eed38b69f60f74221c52ce14692318d6d;hp=cf3f4f13ea81a3b2d6a5fcc64954d1bab030c572;hpb=6a62932652940f4ac2931f75d48796887fbc5fdc;p=lilypond.git diff --git a/lily/music-iterator.cc b/lily/music-iterator.cc index cf3f4f13ea..1ad45da523 100644 --- a/lily/music-iterator.cc +++ b/lily/music-iterator.cc @@ -1,388 +1,217 @@ /* - 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 + (c) 1997--2000 Han-Wen Nienhuys */ +/* + UGH. too many includes. + */ +#include "debug.hh" #include "music-list.hh" #include "music-iterator.hh" -#include "translator.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 "request.hh" -#include "debug.hh" - - -IMPLEMENT_IS_TYPE_B(Music_iterator); - -Chord_iterator::~Chord_iterator() -{ -} +#include "request-iterator.hh" +#include "output-property.hh" +#include "chord-tremolo-iterator.hh" void -Music_iterator::do_print()const +Music_iterator::do_print() const { - } void Music_iterator::print() const { #ifndef NPRINT - if ( !check_debug) - return ; - mtor << name() << "{"; - mtor << "report to " << - report_to_l() << " (" << report_to_l()->name() << ")\n"; - mtor << "next at " << next_moment() << " "; - do_print(); - mtor << "}\n"; + 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 * +Translator_group* Music_iterator::get_req_translator_l() { - assert(report_to_l()); - if (report_to_l()->is_bottom_engraver_b() ) - return report_to_l(); - - set_translator( report_to_l()->get_default_interpreter() ); + assert (report_to_l()); + if (report_to_l()->is_bottom_translator_b ()) return report_to_l(); -} -void -Music_iterator::push_translator(Translator*t) -{ - report_to_l_arr_.push(t); - t->iterator_count_ ++; + set_translator (report_to_l()->get_default_interpreter ()); + return report_to_l(); } -void -Music_iterator::pop_translator() -{ - report_to_l()->iterator_count_ --; - assert (report_to_l()->iterator_count_ >=0); - report_to_l_arr_.pop(); -} -Translator* -Music_iterator::report_to_l()const +Translator_group* +Music_iterator::report_to_l() const { - if (! report_to_l_arr_.size() ) - return 0; - return report_to_l_arr_.top(); + return handle_.report_to_l (); } void -Music_iterator::set_translator(Translator*trans) -{ - if (report_to_l()==trans) - return; - if ( report_to_l() ) - pop_translator(); - if (trans) - push_translator(trans); +Music_iterator::set_translator (Translator_group*trans) +{ + handle_.set_translator (trans); } void Music_iterator::construct_children() { - } Music_iterator::~Music_iterator() { - set_translator(0); } Moment -Music_iterator::next_moment()const +Music_iterator::next_moment() const { - return 0; + return 0; } -void -Music_iterator::process_and_next(Moment) -{ - first_b_ = false; -} - -bool -Music_iterator::ok()const -{ - return first_b_; -} - -Music_iterator* -Music_iterator::static_get_iterator_p(Music *m, - Translator *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); - - if (m -> type_str_ != "") { - Translator * a =report_l-> - find_get_translator_l(m-> type_str_, m->id_str_); - p->set_translator( a); - } - - - if (! p->report_to_l() ) - p ->set_translator(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; -} - -Music_iterator::Music_iterator() -{ - daddy_iter_l_ =0; - first_b_ = true; -} - -/* ************** */ - -Chord_iterator::Chord_iterator(Chord const *chord_C) -{ - chord_C_ = chord_C; -} void -Chord_iterator::construct_children() +Music_iterator::process_and_next (Moment m) { - int j = 0; - for(PCursor i(chord_C_->music_p_list_.top()); //, int j = 0; - i.ok(); j++, i++) { - Music_iterator * mi = get_iterator_p( i.ptr()); - if ( mi->ok() ) { - set_translator(mi->report_to_l()->ancestor_l( - chord_C_->multi_level_i_ ) ); - children_p_list_.bottom().add( mi ); - } else - delete mi; - } -} -void -Chord_iterator::do_print() const -{ -#ifndef NPRINT - for (PCursor i(children_p_list_.top()); i.ok(); i++) { - i->print(); - } -#endif + do_process_and_next (m); } void -Chord_iterator::process_and_next(Moment until) -{ - for (PCursor i(children_p_list_.top()); i.ok(); ) { - if (i->next_moment() == until) { - i->process_and_next(until); - } - if (!i->ok()) - delete i.remove_p(); - else - i++; - } - Music_iterator::process_and_next(until); -} - - -IMPLEMENT_IS_TYPE_B1(Chord_iterator,Music_iterator); - -Moment -Chord_iterator::next_moment()const +Music_iterator::do_process_and_next (Moment) { - Moment next_ = infinity_mom; - for (PCursor i(children_p_list_.top()); i.ok(); i++) - next_ = next_ next_moment() ; - return next_; + first_b_ = false; } - - bool -Chord_iterator::ok()const +Music_iterator::ok() const { - return children_p_list_.size(); + return first_b_; } -/* ************** */ - -void -Voice_iterator::do_print()const -{ - if (iter_p_) - iter_p_->print(); -} - -Voice_iterator::Voice_iterator(Voice const*v) - : PCursor ( v->music_p_list_) -{ - here_mom_ = v->offset_mom_; - voice_C_ = v; - iter_p_ =0; -} - -void -Voice_iterator::construct_children() -{ - while (PCursor::ok()) { - start_next_element(); - if ( !iter_p_->ok()) { - leave_element(); - } else { - set_voice_translator(); - break; - } +Music_iterator* +Music_iterator::static_get_iterator_p (Music const *m) +{ + Music_iterator * p =0; + + /* It would be nice to do this decentrally, but the order of this is + significant. */ + if (dynamic_cast (m)) + p = new Request_chord_iterator; + else if (dynamic_cast (m)) + p = new Lyric_combine_music_iterator; + else if (dynamic_cast (m)) + p = new Simultaneous_music_iterator; + else if (dynamic_cast (m)) + p = new Sequential_music_iterator; + else if (dynamic_cast (m)) + p = new Property_iterator; + else if (dynamic_cast (m)) + p = new Change_iterator; + else if (dynamic_cast (m)) + p = new Time_scaled_music_iterator; + else if (dynamic_cast (m)) + p = new Grace_iterator; + else if (dynamic_cast (m)) + p = new Auto_change_iterator; + else if (dynamic_cast (m)) + p = new Music_wrapper_iterator; + else if (Repeated_music const * n = dynamic_cast (m)) + { + 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; + } + else + { + p = new Simple_music_iterator ; } -} - -void -Voice_iterator::leave_element() -{ - delete iter_p_; - iter_p_ =0; - MInterval elt_time = ptr()->time_int(); - if (!elt_time.empty_b()) - here_mom_ += elt_time.length(); - PCursor::next(); -} - -void -Voice_iterator::start_next_element() -{ - assert( !iter_p_); - iter_p_ = get_iterator_p( ptr()); -} - -void -Voice_iterator::set_voice_translator() -{ - if (iter_p_->report_to_l()->depth_i() > report_to_l()->depth_i()) - set_translator(iter_p_->report_to_l()); -} -Voice_iterator::~Voice_iterator() -{ - assert(! iter_p_); + p->music_l_ = m; + return p; } - -IMPLEMENT_IS_TYPE_B1(Voice_iterator,Music_iterator); - void -Voice_iterator::process_and_next(Moment until) +Music_iterator::init_translator (Music const *m, Translator_group *report_l) { - while (1) { - Moment local_until = until - here_mom_; - while ( iter_p_->ok() ) { - Moment here = iter_p_->next_moment(); - if (here != local_until) - goto loopexit; - - iter_p_->process_and_next(local_until); - } + music_l_ = m; + if (Context_specced_music const * csm =dynamic_cast(m)) + { + Translator_group* a =report_l-> + find_create_translator_l (csm->translator_type_str_, csm->translator_id_str_); - if (!iter_p_->ok() ) { - leave_element(); - if ( PCursor::ok() ) { - start_next_element(); - set_voice_translator(); - } else { - goto loopexit; - } - } + set_translator (a); + } -loopexit: - - Music_iterator::process_and_next(until); -} - -Moment -Voice_iterator::next_moment()const -{ - return iter_p_->next_moment() + here_mom_; -} - -bool -Voice_iterator::ok()const -{ - return iter_p_; + if (! report_to_l()) + set_translator (report_l); } -IMPLEMENT_IS_TYPE_B1(Request_chord_iterator,Music_iterator); - -void -Request_chord_iterator::construct_children() -{ - get_req_translator_l(); -} - -Request_chord_iterator::Request_chord_iterator(Request_chord*el_l) +Music_iterator* +Music_iterator::get_iterator_p (Music const*m) const { - elt_l_ = el_l; - elt_duration_ = el_l->time_int().length(); - last_b_ = false; + Music_iterator*p = static_get_iterator_p (m); + p->init_translator (m, report_to_l()); + + p->construct_children(); + return p; } - -bool -Request_chord_iterator::ok()const +Music_iterator::Music_iterator() { - return (elt_duration_ && !last_b_) || first_b_; + first_b_ = true; } - - -Moment -Request_chord_iterator::next_moment()const +Music_iterator* +Music_iterator::try_music (Music const *m) const { - Moment m(0); - if (!first_b_) - m = elt_duration_; - return m; + 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 it; } -void -Request_chord_iterator::do_print() const +Music_iterator* +Music_iterator::try_music_in_children (Music const * ) const { -#ifndef NPRINT - mtor << "duration: " << elt_duration_; -#endif + return 0; } -void -Request_chord_iterator::process_and_next(Moment mom) -{ - if ( first_b_ ) { - for (PCursor i(elt_l_->music_p_list_); i.ok(); i++) { - assert(i->is_type_b(Request::static_name())); - Request * req_l = (Request*)i.ptr(); - bool gotcha = report_to_l()->try_request(req_l); - if (!gotcha) - req_l->warning("Junking request: " + String(req_l->name())); - } - first_b_ = false; - } - - if ( mom >= elt_duration_ ) - last_b_ = true; -}