molecule.hh

   1 #ifndef MOLECULE_HH
   2 #define MOLECULE_HH
   3
   4 #include "list.hh"
   5 #include "boxes.hh"
   6 #include "item.hh"
   7
   8 /// a symbol which can be translated, and freely copied
   9 struct Atom {
  10     Offset off;
  11     const Symbol * sym;
  12
  13     void translate(Offset o) {
  14         off += o;
  15     }
  16
  17     /// how big is #this#?
  18     Box extent() const {
  19         Box b( sym->dim);
  20         b.translate(off);
  21         return b;
  22     }
  23     Atom(const Symbol*s) {
  24         sym=s;
  25     }
  26     String TeXstring() const;
  27 };
  28
  29 /// a group of #Atom#s
  30 struct Molecule : Output {
  31     List<Atom> ats;
  32
  33     Molecule() { }
  34     Molecule(Atom a) { ats.bottom().add(a); }
  35     //    Molecule(Molecule const&src);
  36     void add_right(const Molecule &m);
  37     void add_left(const Molecule &m);
  38     void add_top(const Molecule &m);
  39     void add_bot(const Molecule &m);
  40     void add(Molecule const &m);
  41     void translate(Offset);
  42
  43     /// how big is #this#?
  44     Box extent() const;
  45
  46     String TeXstring() const;
  47 };
  48 /** a group of individually translated symbols. You can add molecules
  49     to the top, to the right, etc.  */
  50 #endif