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()))
30 group_l_arr_.push ((Performer_group_performer*)perf_p);
34 nongroup_l_arr_ .push (perf_p);
39 Performer_group_performer::ancestor_l (int l)
41 if (!l || !daddy_perf_l_)
44 return daddy_perf_l_->ancestor_l (l - 1);
48 Performer_group_performer::depth_i() const
50 return daddy_perf_l_->depth_i() + 1;
54 Performer_group_performer::do_creation_processing()
56 for ( PCursor<Performer*> i (perf_p_list_.top()); i.ok (); i++ )
57 i->creation_processing();
61 Performer_group_performer::do_print()const
66 for ( PCursor<Performer*> i (perf_p_list_.top()); i.ok (); i++ )
72 Performer_group_performer::do_removal_processing()
74 for ( PCursor<Performer*> i (perf_p_list_.top()); i.ok (); i++ )
75 i->do_removal_processing();
79 Performer_group_performer::do_try_request (Request* req_l)
82 for (int i =0; !hebbes_b && i < nongroup_l_arr_.size() ; i++)
83 hebbes_b =nongroup_l_arr_[i]->try_request (req_l);
84 if ( !hebbes_b && daddy_perf_l_)
85 hebbes_b = daddy_perf_l_->try_request (req_l);
90 Performer_group_performer::find_get_translator_l (String n,String id)
93 Input_translator* itrans_l= itrans_l_-> recursive_find ( n);
96 ret = find_performer_l (n,id);
99 Performer_group_performer * group =
100 itrans_l-> get_group_performer_p();
105 if (group->itrans_l_->is_name_b (n) )
108 return ret->find_get_translator_l (n,id);
112 else if (daddy_perf_l_)
113 ret =daddy_perf_l_->find_get_translator_l (n,id);
116 warning ("Can't find or create `" + n + "' called `" + id + "'\n");
122 Performer_group_performer*
123 Performer_group_performer::find_performer_l (String n, String id)
125 if (name() == n && id_str_ == id)
127 Performer_group_performer * r = 0;
128 for (int i =0; !r && i< group_l_arr_.size(); i++)
130 r = group_l_arr_[i]->find_performer_l (n,id);
137 Performer_group_performer::get_default_interpreter()
140 if ( is_bottom_performer_b())
141 return daddy_perf_l_->get_default_interpreter();
143 Performer_group_performer *perf_p= itrans_l_->
144 get_default_itrans_l()->get_group_performer_p ();
146 if (perf_p->is_bottom_performer_b())
149 return perf_p->get_default_interpreter();
153 Performer_group_performer::is_bottom_performer_b() const
155 return !itrans_l_->get_default_itrans_l();
159 Performer_group_performer::print() const
165 Performer_group_performer::process_requests()
167 for ( PCursor<Performer*> i (perf_p_list_.top()); i.ok (); i++ )
168 i->process_requests();
172 Performer_group_performer::try_request (Request* r)
174 return Performer::try_request (r);