lily/single-malt-grouping-item.cc

   1 /*
   2   single-malt-grouping-item.cc --  implement Single_malt_grouping_item
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1998 Han-Wen Nienhuys <hanwen@cs.ruu.nl>
   7
   8  */
   9
  10 #include "single-malt-grouping-item.hh"
  11 #include "p-col.hh"
  12 #include "debug.hh"
  13
  14 Single_malt_grouping_item ::Single_malt_grouping_item()
  15 {
  16   transparent_b_ = true;
  17   set_empty (true);
  18 }
  19
  20 void
  21 Single_malt_grouping_item::add (Item* i)
  22 {
  23   assert (i);
  24   item_l_arr_.push (i);
  25   add_dependency (i);
  26 }
  27
  28 Interval
  29 Single_malt_grouping_item::my_width () const
  30 {
  31   Paper_column * pc = column_l ();
  32   Interval w;
  33   for (int i=0; i < item_l_arr_.size (); i++)
  34     {
  35       Item *il = item_l_arr_[i];
  36       assert (pc == il->column_l ());
  37       w.unite  (il->width () + il->relative_coordinate (pc, X_AXIS));
  38     }
  39
  40   return w;
  41  // add this->offset_ ? this-> relative_coordinate ()?
  42 }
  43
  44 IMPLEMENT_IS_TYPE_B1(Single_malt_grouping_item, Item);
  45
  46 void
  47 Single_malt_grouping_item::do_substitute_dependency (Score_elem*o, Score_elem*n)
  48 {
  49   if (o->item ())
  50     {
  51       item_l_arr_.unordered_substitute (o->item (),  n ? n->item () : 0);
  52     }
  53 }
  54
  55 void
  56 Single_malt_grouping_item::do_print () const
  57 {
  58 #ifndef NDEBUG
  59   for (int i=0; i < item_l_arr_.size (); i++)
  60     {
  61       DOUT << item_l_arr_[i]->name () << ", ";
  62     }
  63 #endif
  64 }