lily/rod.cc

   1 /*
   2   rod.cc --  implement Rod, Column_rod
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1998--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7
   8  */
   9 #include "rod.hh"
  10 #include "paper-column.hh"
  11 #include "debug.hh"
  12 #include "dimensions.hh"
  13 #include "separation-item.hh"
  14
  15
  16 Rod::Rod ()
  17 {
  18   distance_f_ = 0.0;
  19   item_l_drul_[LEFT] = item_l_drul_[RIGHT] =0;
  20 }
  21
  22
  23 Column_rod::Column_rod ()
  24 {
  25   distance_f_ = 0;
  26   other_l_ = 0;
  27 }
  28
  29 void
  30 Rod::columnize ()
  31 {
  32   Direction d = LEFT;
  33   do {
  34     Paper_column * pc = item_l_drul_[d]->column_l ();
  35     distance_f_ += - d * item_l_drul_[d]->relative_coordinate (pc, X_AXIS);
  36     item_l_drul_[d] = pc;
  37   } while ((flip (&d))!=LEFT);
  38
  39 }
  40
  41 void
  42 Rod::add_to_cols ()
  43 {
  44   columnize();
  45   if (item_l_drul_[LEFT] != item_l_drul_[RIGHT])
  46     dynamic_cast<Paper_column*> (item_l_drul_[LEFT])->
  47       add_rod(dynamic_cast<Paper_column*>(item_l_drul_[RIGHT]), distance_f_ );
  48 }
  49