lily/spanner.cc

   1 #include "debug.hh"
   2 #include "spanner.hh"
   3 #include "p-col.hh"
   4
   5
   6
   7 IMPLEMENT_STATIC_NAME(Spanner);
   8
   9 void
  10 Spanner::do_print()const
  11 {
  12     mtor << " (unknown) ";
  13 }
  14
  15 Spanner*
  16 Spanner::broken_at(PCol*c1, PCol *c2)const
  17 {
  18     Spanner *span_p = do_break_at(c1,c2);
  19
  20     for (int i=0; i < dependant_l_arr_.size(); i++) {
  21         dependant_l_arr_[i]->
  22             substitute_dependency((Staff_elem*)this, span_p);
  23     }
  24
  25     span_p->left_col_l_ = c1;
  26     span_p->right_col_l_ = c2;
  27
  28     return span_p;
  29 }
  30
  31 Spanner::Spanner()
  32 {
  33     left_col_l_ = right_col_l_ = 0;
  34 }
  35
  36
  37 Interval
  38 Spanner::width()const
  39 {
  40     Real r = right_col_l_->hpos;
  41     Real l = left_col_l_->hpos;
  42     assert(*left_col_l_ < *right_col_l_);
  43     assert(r>=l);
  44
  45     return Interval(0, r-l);
  46 }