lily/dot-column.cc

   1 /*
   2   dot-column.cc -- implement Dot_column
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   7 */
   8
   9 #include "dots.hh"
  10 #include "dot-column.hh"
  11 #include "rhythmic-head.hh"
  12
  13 void
  14 Dot_column::add (Dots *d)
  15 {
  16   dot_l_arr_.push (d);
  17   add_dependency (d);
  18   add_element (d);
  19 }
  20
  21 void
  22 Dot_column::add (Rhythmic_head *r)
  23 {
  24   if (!r->dots_l_)
  25     return ;
  26
  27   head_l_arr_.push (r);
  28   add_dependency (r);
  29   add (r->dots_l_);
  30 }
  31
  32 void
  33 Dot_column::do_substitute_dependency (Score_elem*o,Score_elem*n)
  34 {
  35   Item *oi =o->item ();
  36   Item *ni = n?n->item ():0;
  37
  38   if (oi&&oi->is_type_b (Rhythmic_head::static_name ()))
  39     head_l_arr_.substitute ((Rhythmic_head*)oi, (Rhythmic_head*)ni);
  40   else if (oi && oi->is_type_b (Dots::static_name ()))
  41     dot_l_arr_.substitute ((Dots*) oi, (Dots*) ni);
  42 }
  43
  44 void
  45 Dot_column::do_pre_processing ()
  46 {
  47   Interval w;
  48   for (int i=0; i < head_l_arr_.size (); i++)
  49     w.unite (head_l_arr_[i]->width ());
  50
  51   if (!w.empty_b ())
  52     translate_axis (w[RIGHT] - width() [LEFT],X_AXIS);
  53 }
  54
  55 IMPLEMENT_IS_TYPE_B1(Dot_column, Horizontal_group_item);