lily/rest.cc

   1 /*
   2   rest.cc -- implement Rest
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   7 */
   8
   9 #include "molecule.hh"
  10 #include "paper-def.hh"
  11 #include "lookup.hh"
  12 #include "rest.hh"
  13 #include "dots.hh"
  14 #include "axis-group-element.hh"
  15 #include "p-score.hh"
  16
  17 void
  18 Rest::do_add_processing ()
  19 {
  20   if (balltype_i_ != 0 && balltype_i_ != 1)
  21     position_i_ -= 4;
  22   else if (balltype_i_ == 0)
  23     position_i_ += 2;
  24
  25   Rhythmic_head::do_add_processing ();
  26   if (dots_l_)
  27       dots_l_->position_i_ = position_i_;
  28 }
  29
  30 Rest::Rest ()
  31 {
  32   position_i_ =0;
  33 }
  34
  35 Molecule *
  36 Rest::brew_molecule_p () const
  37 {
  38   int staff_size_i_ = 8;
  39   bool streepjes_b = abs(position_i_) > staff_size_i_ /2 &&
  40     (balltype_i_ == 0 || balltype_i_ == 1);
  41
  42   Atom s(paper ()->lookup_l()->rest (balltype_i_, streepjes_b));
  43   Molecule * m = new Molecule ( Atom (s));
  44   m->translate_axis (position_i_ *  paper ()->internote_f (), Y_AXIS);
  45   return m;
  46 }
  47
  48 IMPLEMENT_IS_TYPE_B1(Rest, Rhythmic_head);