2 music-iterator.cc -- implement Music_iterator
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
10 UGH. too many includes.
13 #include "music-list.hh"
14 #include "music-iterator.hh"
15 #include "property-iterator.hh"
16 #include "request-chord-iterator.hh"
17 #include "sequential-music-iterator.hh"
18 #include "simultaneous-music-iterator.hh"
19 #include "translator-group.hh"
20 #include "translation-property.hh"
21 #include "change-iterator.hh"
22 #include "change-translator.hh"
23 #include "music-wrapper.hh"
24 #include "music-wrapper-iterator.hh"
25 #include "time-scaled-music-iterator.hh"
26 #include "time-scaled-music.hh"
27 #include "context-specced-music.hh"
28 #include "repeated-music.hh"
29 #include "folded-repeat-iterator.hh"
30 #include "unfolded-repeat-iterator.hh"
31 #include "grace-iterator.hh"
32 #include "grace-music.hh"
33 #include "lyric-combine-music.hh"
34 #include "lyric-combine-music-iterator.hh"
35 #include "auto-change-music.hh"
36 #include "auto-change-iterator.hh"
37 #include "part-combine-music.hh"
38 #include "part-combine-music-iterator.hh"
40 #include "simple-music-iterator.hh"
41 #include "output-property.hh"
42 #include "chord-tremolo-iterator.hh"
44 Music_iterator::Music_iterator ()
49 Music_iterator::Music_iterator (Music_iterator const& src)
51 first_b_ = src.first_b_;
52 handle_ = src.handle_;
53 music_l_ = src.music_l_;
56 Music_iterator::~Music_iterator()
61 Music_iterator::do_print() const
66 Music_iterator::print() const
71 DEBUG_OUT << classname(this) << "{";
72 Translator_group *t = report_to_l();
73 DEBUG_OUT << "report to " << t->type_str_ << " = " << t->id_str_ << "\n";
75 DEBUG_OUT << "next at " << next_moment() << " ";
77 DEBUG_OUT << "not feeling well today..";
84 Music_iterator::get_req_translator_l()
86 assert (report_to_l());
87 if (report_to_l()->is_bottom_translator_b ())
90 set_translator (report_to_l()->get_default_interpreter ());
96 Music_iterator::report_to_l() const
98 return handle_.report_to_l ();
103 Music_iterator::set_translator (Translator_group*trans)
105 handle_.set_translator (trans);
109 Music_iterator::construct_children()
114 Music_iterator::next_moment() const
121 Music_iterator::process_and_next (Moment m)
123 do_process_and_next (m);
127 Music_iterator::do_process_and_next (Moment)
133 Music_iterator::ok () const
139 Music_iterator::get_music ()
147 Music_iterator::next ()
154 Music_iterator::static_get_iterator_p (Music *m)
156 Music_iterator * p =0;
158 /* It would be nice to do this decentrally, but the order of this is
160 if (dynamic_cast<Request_chord *> (m))
161 p = new Request_chord_iterator;
162 else if (dynamic_cast<Lyric_combine_music *> (m))
163 p = new Lyric_combine_music_iterator;
164 else if (dynamic_cast<Simultaneous_music *> (m))
165 p = new Simultaneous_music_iterator;
166 else if (dynamic_cast<Sequential_music *> (m))
167 p = new Sequential_music_iterator;
168 else if (dynamic_cast<Translation_property *> (m))
169 p = new Property_iterator;
170 else if (dynamic_cast<Change_translator *> (m))
171 p = new Change_iterator;
172 else if (dynamic_cast<Push_translation_property*>(m))
173 p = new Push_property_iterator;
174 else if (dynamic_cast<Pop_translation_property*>(m))
175 p = new Pop_property_iterator;
176 else if (dynamic_cast<Time_scaled_music *> (m))
177 p = new Time_scaled_music_iterator;
178 else if (dynamic_cast<Grace_music *> (m))
179 p = new Grace_iterator;
180 else if (dynamic_cast<Auto_change_music *> (m))
181 p = new Auto_change_iterator;
182 else if (dynamic_cast<Part_combine_music *> (m))
183 p = new Part_combine_music_iterator;
184 else if (dynamic_cast<Music_wrapper *> (m))
185 p = new Music_wrapper_iterator;
186 else if (Repeated_music * n = dynamic_cast<Repeated_music *> (m))
188 if (n->type_ == "tremolo")
189 p = new Chord_tremolo_iterator;
191 p = new Folded_repeat_iterator;
193 p = new Unfolded_repeat_iterator;
197 p = new Simple_music_iterator ;
205 Music_iterator::init_translator (Music *m, Translator_group *report_l)
208 if (Context_specced_music * csm =dynamic_cast<Context_specced_music *>(m))
210 Translator_group* a =report_l->
211 find_create_translator_l (csm->translator_type_str_, csm->translator_id_str_);
218 set_translator (report_l);
223 Music_iterator::get_iterator_p (Music *m) const
225 Music_iterator*p = static_get_iterator_p (m);
226 p->init_translator (m, report_to_l());
228 p->construct_children();
233 Music_iterator::try_music (Music *m) const
235 bool b = report_to_l ()->try_music ((Music*)m); // ugh
236 Music_iterator * it = b ? (Music_iterator*) this : 0; // ugh
238 it = try_music_in_children (m);
243 Music_iterator::try_music_in_children (Music * ) const