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
  22 IMPLEMENT_IS_TYPE_B1(Staff_symbol,Spanner);
  23
  24 void
  25 Staff_symbol::do_print()const
  26 {
  27 #ifndef NPRINT
  28     Spanner::do_print();
  29     mtor << "lines: " << no_lines_i_;
  30 #endif
  31 }
  32
  33 Molecule*
  34 Staff_symbol::brew_molecule_p() const
  35 {
  36     Atom a  = paper()->lookup_l()->linestaff(no_lines_i_, width().length());
  37     return new Molecule(a);
  38 }
  39
  40 void
  41 Staff_symbol::set_extent(PCol*p1, PCol*p2)
  42 {
  43     assert(p1&&p2);
  44     left_col_l_ = p1;
  45     right_col_l_ = p2;
  46 }
  47
  48 Real
  49 Staff_symbol::inter_note_f()const
  50 {
  51     return paper()->internote_f();
  52 }
  53
  54 int
  55 Staff_symbol::steps_i() const
  56 {
  57     return no_lines_i_*2;
  58 }