calcideal.cc

   1 #include "tstream.hh"
   2 #include "score.hh"
   3 #include "pscore.hh"
   4 #include "staff.hh"
   5 #include "paper.hh"
   6 #include "misc.hh"
   7 #include "sccol.hh"
   8 #include "debug.hh"
   9
  10
  11 void
  12 Score::do_connect(PCol *c1, PCol *c2, Real d)
  13 {
  14     Idealspacing*sp=pscore_->get_spacing(c1,c2);
  15
  16     if (!sp->hooke){
  17         sp->hooke = 1.0;
  18         sp->space =d;
  19     }
  20 }
  21
  22 void
  23 Score::connect_nonmus(PCol* c1, PCol *c2, Real d)
  24 {
  25     if (c2->used && c1->used) {
  26         do_connect(c1,c2,d);
  27
  28         // alert! this is broken!
  29         if (c1->breakable()) {
  30             do_connect(c1->postbreak, c2,d);
  31         }
  32         if (c2->breakable()) {
  33             do_connect(c1, c2->prebreak,d);
  34         }
  35         if (c1->breakable() &&c2->breakable()) {
  36             do_connect(c1->postbreak, c2->prebreak,d);
  37         }
  38     }
  39 }
  40 /* this needs A LOT of rethinking.
  41
  42     generate springs between columns.
  43     */
  44 void
  45 Score::calc_idealspacing()
  46 {
  47     PCursor<Score_column*> sc(cols_);
  48
  49     for (; sc.ok(); sc++) {
  50         if (sc->musical)
  51             for (int i=0; i < sc->durations.sz(); i++) {
  52                 Real d = sc->durations[i];
  53                 Real dist = duration_to_idealspace(d, paper_->whole_width);
  54                 PCol * c2 = find_col(sc->when + d,true)->pcol;
  55                 connect_nonmus(sc->pcol, c2, dist);
  56                 c2 = find_col(sc->when + d,false)->pcol;
  57                 connect_nonmus(sc->pcol, c2,  dist);
  58             }
  59         else if (sc->used()) {  // ignore empty columns
  60             PCol * c2 = find_col(sc->when,true)->pcol;
  61             connect_nonmus(sc->pcol,c2,0.0);
  62         }
  63     }
  64 }
  65
  66