src/paper.cc

   1 #include <math.h>
   2 #include "misc.hh"
   3 #include "paper.hh"
   4 #include "debug.hh"
   5 #include "lookup.hh"
   6 #include "dimen.hh"
   7
   8
   9
  10 // golden ratio
  11 const Real PHI = (1+sqrt(5))/2;
  12
  13 // see  Roelofs, p. 57
  14 Real
  15 Paperdef::duration_to_dist(Moment d)
  16 {
  17     return whole_width * pow(geometric_, log_2(d));
  18 }
  19
  20 Real
  21 Paperdef::rule_thickness()const
  22 {
  23     return convert_dimen(0.4, "pt");
  24 }
  25
  26 Paperdef::Paperdef(Lookup *l)
  27 {
  28     lookup_p_ = l;
  29
  30     linewidth = convert_dimen(15,"cm");         // in cm for now
  31     whole_width = 8 * note_width();
  32     geometric_ = sqrt(2);
  33 }
  34
  35 Paperdef::~Paperdef()
  36 {
  37     delete lookup_p_;
  38 }
  39 Paperdef::Paperdef(Paperdef const&s)
  40 {
  41     lookup_p_ = new Lookup(*s.lookup_p_);
  42     geometric_ = s.geometric_;
  43     whole_width = s.whole_width;
  44     outfile = s.outfile;
  45     linewidth = s.linewidth;
  46 }
  47
  48 void
  49 Paperdef::set(Lookup*l)
  50 {
  51     assert(l != lookup_p_);
  52     delete lookup_p_;
  53     lookup_p_ = l;
  54 }
  55
  56 Real
  57 Paperdef::interline() const
  58 {
  59     return lookup_p_->ball(4).dim.y.length();
  60 }
  61
  62 Real
  63 Paperdef::internote() const
  64 {
  65     return lookup_p_->internote();
  66 }
  67 Real
  68 Paperdef::note_width()const
  69 {
  70     return lookup_p_->ball(4).dim.x.length( );
  71 }
  72 Real
  73 Paperdef::standard_height() const
  74 {
  75     return convert_dimen(20,"pt");
  76 }
  77
  78 void
  79 Paperdef::print() const
  80 {
  81 #ifndef NPRINT
  82     mtor << "Paper {width: " << print_dimen(linewidth);
  83     mtor << "whole: " << print_dimen(whole_width);
  84     mtor << "out: " <<outfile;
  85     mtor << "}\n";
  86 #endif
  87 }