lily/key.cc

   1 /*
   2   key.cc -- implement Key, Octave_key
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   7
   8   TODO
   9   transposition.
  10 */
  11
  12 #include "key.hh"
  13 #include "debug.hh"
  14
  15 const int OCTAVES=14;           // ugh..
  16 const int ZEROOCTAVE=7;
  17
  18
  19 void
  20 Octave_key::print () const
  21 {
  22   for (int i= 0; i < 7 ; i++)
  23     DOUT << "note " << i << " acc: " << accidental_i_arr_[i] << "\n";
  24 }
  25
  26
  27
  28 Octave_key::Octave_key()
  29 {
  30   accidental_i_arr_.set_size (7);
  31   clear ();
  32 }
  33
  34 void
  35 Octave_key::clear ()
  36 {
  37   for (int i= 0; i < 7 ; i++)
  38     accidental_i_arr_[i] = 0;
  39 }
  40
  41 Key::Key()
  42 {
  43   multi_octave_b_ = false;
  44   octaves.set_size (OCTAVES);
  45 }
  46
  47 Octave_key&
  48 Key::oct (int i)
  49 {
  50   return octaves[i+ZEROOCTAVE];
  51 }
  52
  53
  54 void
  55 Octave_key::set (int i, int a)
  56 {
  57   assert (a > -3 && a < 3);
  58   accidental_i_arr_[i]=a;
  59 }
  60
  61 void
  62 Key::set (int o, int n , int a)
  63 {
  64   octaves[o + ZEROOCTAVE].set (n,a);
  65 }
  66
  67 void
  68 Key::set (int n, int a)
  69 {
  70   for (int i= 0; i < OCTAVES ; i++)
  71     octaves[i].set (n,a);
  72 }
  73 void
  74 Key::clear ()
  75 {
  76   for (int i= 0; i < OCTAVES ; i++)
  77     octaves[i].clear ();
  78 }
  79 void
  80 Key::print () const
  81 {
  82   for (int i= 0; i < OCTAVES ; i++)
  83     {
  84       DOUT << "octave " << i - ZEROOCTAVE << " Octave_key { ";
  85       octaves[i].print ();
  86       DOUT << "}\n";
  87     }
  88 }