2 engravergroup.cc -- implement Engraver_group_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
11 #include "engraver-group.hh"
12 #include "engraver.hh"
15 #include "score-elem.hh"
16 #include "input-engraver.hh"
18 Engraver_group_engraver::~Engraver_group_engraver()
20 assert(removable_b());
24 Engraver_group_engraver::check_removal()
26 for (int i =0; i < group_l_arr_.size(); ) {
27 group_l_arr_[i]->check_removal();
28 if (group_l_arr_[i]->removable_b())
29 terminate_engraver(group_l_arr_[i]);
37 Engraver_group_engraver::removable_b()const
39 return !iterator_count_&& !group_l_arr_.size() ;
42 Engraver_group_engraver::Engraver_group_engraver()
48 Engraver_group_engraver::set_feature(Feature d)
50 iter_top(grav_list_, i);
52 // this construction to ensure clean deletion
53 Engraver *grav_l = i++;
54 grav_l->set_feature(d);
59 Engraver_group_engraver::sync_features()
61 iter_top(grav_list_, i);
64 Engraver *grav_l = i++;
65 grav_l->sync_features();
70 Engraver_group_engraver::do_pre_move_processing()
72 iter_top(grav_list_, i);
75 Engraver *grav_l = i++;
76 grav_l->pre_move_processing();
81 Engraver_group_engraver::do_process_requests()
83 iter_top(grav_list_, i);
86 Engraver *grav_l = i++;
87 grav_l->process_requests();
93 Engraver_group_engraver::do_post_move_processing()
95 iter_top(grav_list_, i);
97 // this construction to ensure clean deletion
98 Engraver *grav_l = i++;
99 grav_l->post_move_processing();
105 Engraver_group_engraver::contains_b(Engraver* grav_l)const
107 bool parent_b = Engraver::contains_b(grav_l);
111 for (iter_top(grav_list_, j); j.ok(); j++)
112 if (j->contains_b(grav_l))
120 Engraver_group_engraver::do_try_request(Request*req_l)
122 bool hebbes_b =false;
123 for (int i =0; !hebbes_b && i < nongroup_l_arr_.size() ; i++)
124 hebbes_b =nongroup_l_arr_[i]->try_request(req_l);
126 hebbes_b = daddy_grav_l_->try_request(req_l);
131 Engraver_group_engraver::try_request(Request* r)
133 return Engraver::try_request(r);
137 Engraver_group_engraver::add(Engraver *grav_p)
139 grav_list_.bottom().add(grav_p);
140 grav_p->daddy_grav_l_ = this;
142 if (grav_p->is_type_b(Engraver_group_engraver::static_name())) {
143 group_l_arr_.push((Engraver_group_engraver*)grav_p);
145 nongroup_l_arr_ .push(grav_p);
151 Engraver_group_engraver::remove_engraver_p(Engraver*grav_l)
153 group_l_arr_.substitute((Engraver_group_engraver*)grav_l,0);
154 nongroup_l_arr_.substitute(grav_l,0);
155 iterator(grav_list_) grav_cur= grav_list_.find(grav_l);
157 return grav_cur.remove_p();
161 Engraver_group_engraver::terminate_engraver(Engraver*r_l)
163 mtor << "Removing " << r_l->name() << " at " << get_staff_info().when() << "\n";
164 r_l->do_removal_processing();
165 Engraver * grav_p =remove_engraver_p(r_l);
170 IMPLEMENT_IS_TYPE_B2(Engraver_group_engraver,Engraver, Translator);
171 IMPLEMENT_STATIC_NAME(Engraver_group_engraver);
172 ADD_THIS_ENGRAVER(Engraver_group_engraver);
175 Engraver_group_engraver::do_print()const
178 mtor << "ID: " << id_str_ << "\n";
179 for (iter_top(grav_list_, i); i.ok(); i++)
185 Engraver_group_engraver*
186 Engraver_group_engraver::find_engraver_l(String n, String id)
188 if (name() == n && id_str_ == id)
190 Engraver_group_engraver * r = 0;
191 for (int i =0; !r && i< group_l_arr_.size(); i++) {
192 r = group_l_arr_[i]->find_engraver_l(n,id);
199 Engraver_group_engraver::find_get_translator_l(String n,String id)
202 Input_engraver * igrav_l= igrav_l_-> recursive_find ( n );
204 ret = find_engraver_l(n,id);
206 Engraver_group_engraver * group =
207 igrav_l-> get_group_engraver_p();
212 if (group->igrav_l_->is_name_b( n ) )
215 return ret->find_get_translator_l(n,id);
218 } else if (daddy_grav_l_)
219 ret =daddy_grav_l_->find_get_translator_l(n,id);
221 warning("Can't find or create `" + n + "' called `" + id + "'\n");
228 Engraver_group_engraver::depth_i()const
230 return daddy_grav_l_->depth_i() + 1;
234 Engraver_group_engraver::ancestor_l(int l)
236 if (!l || !daddy_grav_l_)
239 return daddy_grav_l_->ancestor_l(l-1);
243 Engraver_group_engraver::announce_element(Score_elem_info info)
245 announce_info_arr_.push(info);
246 Engraver::announce_element(info);
250 Engraver_group_engraver::do_announces()
252 for (int i=0; i < group_l_arr_.size(); i++) {
253 group_l_arr_[i]->do_announces();
258 for (int j =0; j < announce_info_arr_.size(); j++){
259 Score_elem_info info = announce_info_arr_[j];
262 info.req_l_ = &dummy_req;
263 for (int i=0; i < nongroup_l_arr_.size(); i++) { // Is this good enough?6
264 if (nongroup_l_arr_[i] != info.origin_grav_l_arr_[0])
265 nongroup_l_arr_[i]->acknowledge_element(info);
268 announce_info_arr_.set_size(0);
273 Engraver_group_engraver::do_removal_processing()
275 for (iter( grav_list_.top(), i); i.ok(); i++)
276 i->do_removal_processing();
280 Engraver_group_engraver::get_staff_info()const
282 Staff_info inf = Engraver::get_staff_info();
284 for (int i=0; i < nongroup_l_arr_.size(); i++)
285 nongroup_l_arr_[i]->fill_staff_info(inf);
291 Engraver_group_engraver::get_default_interpreter()
294 if ( is_bottom_engraver_b() )
295 return daddy_grav_l_->get_default_interpreter();
297 Engraver_group_engraver *grav_p= igrav_l_->
298 get_default_igrav_l()->get_group_engraver_p();
300 if (grav_p->is_bottom_engraver_b())
303 return grav_p->get_default_interpreter();
307 Engraver_group_engraver::is_bottom_engraver_b()const
309 return !igrav_l_->get_default_igrav_l();