src/voice.cc

   1 /*
   2   voice.cc -- implement Voice
   3
   4   source file of the LilyPond music typesetter
   5
   6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   7 */
   8
   9 #include "debug.hh"
  10 #include "voice.hh"
  11 #include "musicalrequest.hh"
  12 #include "commandrequest.hh"
  13
  14 void
  15 Voice::set_default_group(String s)
  16 {
  17     elts.top()->set_default_group(s);
  18 }
  19
  20 Voice::Voice(Voice const&src)
  21 {
  22     for (iter_top(src.elts, i); i.ok(); i++)
  23         add(new Voice_element(**i));
  24
  25     start = src.start;
  26 }
  27
  28 Voice::Voice()
  29 {
  30     start = 0.0;
  31 }
  32
  33 void
  34 Voice::add(Voice_element*v)
  35 {
  36     v->voice_l_ = this;
  37     elts.bottom().add(v);
  38 }
  39
  40 void
  41 Voice::print() const
  42 {
  43 #ifndef NPRINT
  44     mtor << "start: "<< start<<eol;
  45     for (iter_top(elts,i); i.ok(); i++)
  46         i->print();
  47 #endif
  48 }
  49
  50 Moment
  51 Voice::last() const
  52 {
  53     Moment l =0;
  54     if (elts.size())
  55         l = start;
  56
  57     for (iter_top(elts,i); i.ok(); i++)
  58         l  += i->duration;
  59     return l;
  60 }
  61