lily/staff-sym.cc

   1 /*
   2   staffsym.cc -- implement Staff_symbol
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   7 */
   8 #include "staff-sym.hh"
   9 #include "lookup.hh"
  10 #include "paper-def.hh"
  11 #include "molecule.hh"
  12 #include "debug.hh"
  13
  14
  15
  16 Staff_symbol::Staff_symbol(int l)
  17 {
  18     no_lines_i_ = l;
  19 }
  20
  21 IMPLEMENT_STATIC_NAME(Staff_symbol);
  22
  23 void
  24 Staff_symbol::do_print()const
  25 {
  26     mtor << "lines: " << no_lines_i_;
  27 }
  28
  29 Molecule*
  30 Staff_symbol::brew_molecule_p() const
  31 {
  32     Atom a  = paper()->lookup_l()->linestaff(no_lines_i_, width().length());
  33     return new Molecule(a);
  34 }
  35
  36 void
  37 Staff_symbol::set_extent(PCol*p1, PCol*p2)
  38 {
  39     assert(p1&&p2);
  40     left_col_l_ = p1;
  41     right_col_l_ = p2;
  42 }
  43
  44 Real
  45 Staff_symbol::inter_note_f()const
  46 {
  47     return paper()->internote_f();
  48 }
  49
  50 int
  51 Staff_symbol::steps_i() const
  52 {
  53     return no_lines_i_*2;
  54 }