2 voice-elt.cc -- implement Voice_element
4 source file of the LilyPond music typesetter
6 (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
13 #include "voice-element.hh"
14 #include "musical-request.hh"
15 #include "command-request.hh"
19 Voice_element::transpose(Melodic_req const&d)const
21 for (iter_top(req_p_list_,i); i.ok(); i++) {
27 Voice_element::print() const
30 mtor << "voice_element { dur :"<< duration_ <<"\n";
31 mtor << "principal: " << principal_req_l_->name() << "\n";
32 for (iter_top(req_p_list_,rc); rc.ok(); rc++) {
41 Voice_element::add(Request*r)
43 if (! principal_req_l_ )
47 assert (!duration_ || duration_ == r->duration());
48 duration_ = r->duration();
52 req_p_list_.bottom().add(r);
56 Voice_element::Voice_element()
63 Voice_element::Voice_element(Voice_element const&src)
67 for (iter_top(src.req_p_list_, i); i.ok(); i++)
72 Voice_element::find_plet_start_b(char c, Moment& moment_r)// b unused?
75 moment_r += duration_;
76 for ( PCursor<Request*> i( req_p_list_.top() ); i.ok(); i++ ) {
77 if (i->beam() && i->beam()->spantype == Span_req::START )
84 Voice_element::set_default_group(String s)
86 for (iter_top(req_p_list_, i); i.ok(); i++)
87 if (i->command() &&i->command()->groupchange())
89 Group_change_req *greq = new Group_change_req;
90 greq->newgroup_str_ = s;
95 Voice_element::set_plet_backwards(Moment& now_moment_r,
96 Moment until_moment, int num_i, int den_i)
98 now_moment_r += duration_;
99 if ( now_moment_r > until_moment )
101 for ( PCursor<Request*> i( req_p_list_.top() ); i.ok(); i++ ) {
102 if (i->beam() && i->beam()->spantype == Span_req::START )
103 i->beam()->nplet = den_i;
105 i->rhythmic()->duration_.plet_.type_i_ = den_i;
106 i->rhythmic()->duration_.plet_.iso_i_ = num_i;