2 clef.cc -- implement Clef_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>,
7 Mats Bengtsson <matsb@s3.kth.se>
11 #include "clef-grav.hh"
12 #include "clef-item.hh"
14 #include "command-request.hh"
15 #include "time-description.hh"
17 Clef_engraver::Clef_engraver()
26 Clef_engraver::set_type(String s)
29 if (clef_type_str_ == "violin") {
31 } else if (clef_type_str_ == "alto") {
33 } else if (clef_type_str_ == "tenor") {
35 } else if (clef_type_str_ == "bass") {
44 Clef_engraver::fill_staff_info(Staff_info &i)
46 i.c0_position_i_l_ = &c0_position_i_;
50 Clef_engraver::read_req(Clef_change_req*c_l)
52 if (!set_type(c_l->clef_str_))
53 c_l->error("unknown clef type ");
56 Clef_engraver::acknowledge_element(Score_elem_info info)
58 if (info.elem_l_->name() == Bar::static_name() ) {
61 clef_p_->default_b_ = true;
66 Clef_engraver::do_creation_processing()
69 clef_p_->default_b_ = false;
73 Clef_engraver::do_try_request(Request * r_l)
75 Command_req* creq_l= r_l->command();
76 if (!creq_l || !creq_l->clefchange())
79 clef_req_l_ = creq_l->clefchange();
81 read_req(clef_req_l_);
86 Clef_engraver::create_clef()
89 clef_p_ = new Clef_item;
90 announce_element(Score_elem_info(clef_p_,clef_req_l_));
96 Clef_engraver::do_process_requests()
100 clef_p_->default_b_ = false;
105 Clef_engraver::do_pre_move_processing()
109 typeset_breakable_item(clef_p_);
114 Clef_engraver::do_post_move_processing()
120 Clef_engraver::do_removal_processing()
127 IMPLEMENT_IS_TYPE_B1(Clef_engraver,Engraver);
128 ADD_THIS_ENGRAVER(Clef_engraver);