2 performer-group-performer.cc -- implement Performer_group_performer
4 source file of the GNU LilyPond music typesetter
6 (c) 1996, 1997 Han-Wen Nienhuys <hanwen@stack.nl>
7 Jan Nieuwenhuizen <jan@digicash.com>
10 #include "performer-group-performer.hh"
11 #include "input-translator.hh"
14 IMPLEMENT_IS_TYPE_B2(Performer_group_performer,Performer, Translator);
15 ADD_THIS_PERFORMER(Performer_group_performer);
17 Performer_group_performer::~Performer_group_performer()
23 Performer_group_performer::add (Performer *perf_p)
25 perf_p_list_.bottom().add (perf_p);
26 perf_p->daddy_perf_l_ = this;
28 if (perf_p->is_type_b (Performer_group_performer::static_name())) {
29 group_l_arr_.push ((Performer_group_performer*)perf_p);
31 nongroup_l_arr_ .push (perf_p);
36 Performer_group_performer::ancestor_l (int l)
38 if (!l || !daddy_perf_l_)
41 return daddy_perf_l_->ancestor_l (l - 1);
45 Performer_group_performer::depth_i() const
47 return daddy_perf_l_->depth_i() + 1;
51 Performer_group_performer::do_creation_processing()
53 for ( PCursor<Performer*> i (perf_p_list_.top()); i.ok (); i++ )
54 i->creation_processing();
58 Performer_group_performer::do_print()const
63 for ( PCursor<Performer*> i (perf_p_list_.top()); i.ok (); i++ )
69 Performer_group_performer::do_removal_processing()
71 for ( PCursor<Performer*> i (perf_p_list_.top()); i.ok (); i++ )
72 i->do_removal_processing();
76 Performer_group_performer::do_try_request (Request* req_l)
79 for (int i =0; !hebbes_b && i < nongroup_l_arr_.size() ; i++)
80 hebbes_b =nongroup_l_arr_[i]->try_request (req_l);
81 if ( !hebbes_b && daddy_perf_l_)
82 hebbes_b = daddy_perf_l_->try_request (req_l);
87 Performer_group_performer::find_get_translator_l (String n,String id)
90 Input_translator* itrans_l= itrans_l_-> recursive_find ( n);
92 ret = find_performer_l (n,id);
94 Performer_group_performer * group =
95 itrans_l-> get_group_performer_p();
100 if (group->itrans_l_->is_name_b (n) )
103 return ret->find_get_translator_l (n,id);
106 } else if (daddy_perf_l_)
107 ret =daddy_perf_l_->find_get_translator_l (n,id);
109 warning ("Can't find or create `" + n + "' called `" + id + "'\n");
115 Performer_group_performer*
116 Performer_group_performer::find_performer_l (String n, String id)
118 if (name() == n && id_str_ == id)
120 Performer_group_performer * r = 0;
121 for (int i =0; !r && i< group_l_arr_.size(); i++) {
122 r = group_l_arr_[i]->find_performer_l (n,id);
129 Performer_group_performer::get_default_interpreter()
132 if ( is_bottom_performer_b())
133 return daddy_perf_l_->get_default_interpreter();
135 Performer_group_performer *perf_p= itrans_l_->
136 get_default_itrans_l()->get_group_performer_p ();
138 if (perf_p->is_bottom_performer_b())
141 return perf_p->get_default_interpreter();
145 Performer_group_performer::is_bottom_performer_b() const
147 return !itrans_l_->get_default_itrans_l();
151 Performer_group_performer::print() const
157 Performer_group_performer::process_requests()
159 for ( PCursor<Performer*> i (perf_p_list_.top()); i.ok (); i++ )
160 i->process_requests();
164 Performer_group_performer::try_request (Request* r)
166 return Performer::try_request (r);