lily/text-item.cc

   1 /*
   2   text-item.cc -- implement Text_item
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   7 */
   8
   9
  10 #include "musical-request.hh"
  11 #include "paper-def.hh"
  12 #include "text-item.hh"
  13 #include "stem.hh"
  14 #include "molecule.hh"
  15 #include "lookup.hh"
  16
  17 Text_item::Text_item (General_script_def*tdef_l, Direction d)
  18 {
  19   dir_ = d;
  20   fat_b_ = false;
  21   tdef_p_ = tdef_l->clone();
  22 }
  23
  24 Text_item::~Text_item()
  25 {
  26   delete tdef_p_;
  27 }
  28
  29 void
  30 Text_item::do_pre_processing()
  31 {
  32   if (!dir_)
  33     dir_ = DOWN;
  34 }
  35
  36 Interval
  37 Text_item::symbol_height() const
  38 {
  39   return tdef_p_->get_atom (paper(), dir_).dim_.y ();
  40 }
  41
  42 Molecule*
  43 Text_item::brew_molecule_p() const
  44 {
  45   Atom a (tdef_p_->get_atom (paper(), dir_));
  46
  47   /*
  48     if (fat_b_)
  49     a.sym.dim.x = tdef_p_->width (paper());
  50     */
  51   Molecule* mol_p = new Molecule (a);
  52
  53   if (dir_<0)           // should do something better anyway.
  54     mol_p->translate_axis (-mol_p->extent().y ().left , Y_AXIS);
  55   mol_p->translate_axis (y_, Y_AXIS);
  56
  57   return mol_p;
  58 }
  59
  60
  61 IMPLEMENT_IS_TYPE_B1(Text_item,Item);