src/paper-def.cc

   1 #include <math.h>
   2 #include "misc.hh"
   3 #include "paper-def.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 Paper_def::duration_to_dist(Moment d)
  16 {
  17     if (!d)
  18         return 0;
  19
  20     return whole_width * pow(geometric_, log_2(d));
  21 }
  22
  23 Real
  24 Paper_def::rule_thickness()const
  25 {
  26     return 0.4 PT;
  27 }
  28
  29 Paper_def::Paper_def(Lookup *l)
  30 {
  31     lookup_p_ = l;
  32     linewidth = 15 *CM_TO_PT;           // in cm for now
  33     whole_width = 8 * note_width();
  34     geometric_ = sqrt(2);
  35     outfile = "lelie.out";
  36 }
  37
  38 Paper_def::~Paper_def()
  39 {
  40     delete lookup_p_;
  41 }
  42 Paper_def::Paper_def(Paper_def const&s)
  43 {
  44     lookup_p_ = new Lookup(*s.lookup_p_);
  45     geometric_ = s.geometric_;
  46     whole_width = s.whole_width;
  47     outfile = s.outfile;
  48     linewidth = s.linewidth;
  49 }
  50
  51 void
  52 Paper_def::set(Lookup*l)
  53 {
  54     assert(l != lookup_p_);
  55     delete lookup_p_;
  56     lookup_p_ = l;
  57 }
  58
  59 Real
  60 Paper_def::interline() const
  61 {
  62     return lookup_p_->ball(4).dim.y.length();
  63 }
  64
  65 Real
  66 Paper_def::internote() const
  67 {
  68     return lookup_p_->internote();
  69 }
  70 Real
  71 Paper_def::note_width()const
  72 {
  73     return lookup_p_->ball(4).dim.x.length( );
  74 }
  75 Real
  76 Paper_def::standard_height() const
  77 {
  78     return 20 PT;
  79 }
  80
  81 void
  82 Paper_def::print() const
  83 {
  84 #ifndef NPRINT
  85     mtor << "Paper {width: " << print_dimen(linewidth);
  86     mtor << "whole: " << print_dimen(whole_width);
  87     mtor << "out: " <<outfile;
  88     lookup_p_->print();
  89     mtor << "}\n";
  90 #endif
  91 }