lookupsyms.cc

   1 #include "lookupsyms.hh"
   2 #include "debug.hh"
   3 #include "symtable.hh"
   4 #include "dimen.hh"
   5 #include "tex.hh"
   6
   7 Symtables the_sym_tables("symbol.ini");
   8
   9 Symbol
  10 Lookup::ball(int j)
  11 {
  12     if (j > 4) j = 4;
  13     Symtable * st = the_sym_tables("balls");
  14     return st->lookup(String(j));
  15 }
  16
  17 Symbol
  18 Lookup::rest(int j)
  19 {
  20     return the_sym_tables("rests")->lookup(String(j));
  21 }
  22
  23
  24  Symbol
  25 Lookup::bar(String s)
  26 {
  27     return the_sym_tables("bars")->lookup(s);
  28 }
  29  Symbol
  30 Lookup::dots(int j)
  31 {
  32     if (j>3)
  33         error("max 3 dots");
  34     return the_sym_tables("dots")->lookup(j);
  35 }
  36
  37 /****************************************************************/
  38 // bare bones.
  39
  40 struct Linestaf_symbol : Parametric_symbol {
  41     int lines;
  42     Linestaf_symbol(int n) { lines = n;}
  43     Symbol eval(svec<String>)const;
  44 };
  45
  46
  47 Symbol
  48 Linestaf_symbol::eval(svec<String> w)const
  49 {
  50     Real wid = w[0].fvalue();
  51
  52     Symbol s;
  53     s.dim.x = Interval(0,wid);
  54     s.dim.y = Interval(0, lines*convert_dimen(5,"pt"));
  55     svec<String> a;
  56     a.add(lines);
  57     a.add(w[0]);
  58     s.tex = the_sym_tables("param")->lookup("linestaf").tex;
  59     s.tex = substitute_args(s.tex, a);
  60     return s;
  61 }
  62
  63 /****************************************************************
  64  */
  65
  66
  67 struct Meter_sym:Parametric_symbol {
  68
  69     Symbol eval(svec<String> a) const{
  70         Symbol s;
  71         s.dim.x = Interval(0, convert_dimen(10,"pt"));
  72         s.dim.y = Interval(0, convert_dimen(10,"pt") );
  73         String src = the_sym_tables("param")->lookup("meter").tex;
  74         s.tex = substitute_args(src,a);
  75         return s;
  76     }
  77 };
  78 /****************************************************************/
  79
  80 Parametric_symbol *
  81 Lookup::meter(String )
  82 {
  83     return new Meter_sym;
  84 }
  85
  86 Parametric_symbol *
  87 Lookup::linestaff(int n)
  88 {
  89     return new Linestaf_symbol(n);
  90 }
  91