molecule.hh

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