lily/text-spanner.cc

   1 #include "molecule.hh"
   2 #include "boxes.hh"
   3 #include "text-spanner.hh"
   4 #include "text-def.hh"
   5 #include "debug.hh"
   6 #include "paper-def.hh"
   7
   8
   9
  10 void
  11 Text_spanner::set_support(Directional_spanner*d)
  12 {
  13     support = d;
  14     add_dependency(d);
  15 }
  16
  17 Text_spanner::Text_spanner()
  18 {
  19     support = 0;
  20 }
  21
  22 void
  23 Text_spanner::do_print() const
  24 {
  25     spec.print();
  26 }
  27
  28 void
  29 Text_spanner::do_post_processing()
  30 {
  31     switch(spec.align_i_) {
  32     case 0:
  33         text_off_ = support->center() +
  34             Offset(0,support->dir_i_ * paper()->internote() * 4); // todo
  35         break;
  36     default:
  37         assert(false);
  38         break;
  39     }
  40 }
  41
  42 Molecule*
  43 Text_spanner::brew_molecule_p() const
  44 {
  45     Atom tsym (spec.create_atom(paper()));
  46     tsym.translate(text_off_);
  47
  48     Molecule*output = new Molecule;
  49     output->add( tsym );
  50     return output;
  51 }
  52
  53 void
  54 Text_spanner::do_pre_processing()
  55 {
  56     right = support->right;
  57     left = support->left;
  58     assert(left && right);
  59 }
  60
  61 Interval
  62 Text_spanner::height()const
  63 {
  64     return brew_molecule_p()->extent().y;
  65 }
  66
  67 Spanner*
  68 Text_spanner::do_break_at(PCol*c1, PCol*c2)const
  69 {
  70     return new Text_spanner(*this); // todo
  71 }