hdr/molecule.hh

   1 #ifndef MOLECULE_HH
   2 #define MOLECULE_HH
   3
   4 #include "proto.hh"
   5 #include "plist.hh"
   6 #include "boxes.hh"
   7 #include "symbol.hh"
   8
   9 /// a symbol which can be translated, and freely copied
  10 struct Atom {
  11     Offset off;
  12     Symbol sym;
  13
  14     /* *************** */
  15
  16     void translate(Offset o) {
  17         off += o;
  18     }
  19
  20     /// how big is #this#?
  21     Box extent() const;
  22     Atom(Symbol s);
  23
  24     void print() const;
  25
  26     String TeXstring() const;
  27 };
  28
  29
  30 /** a group of individually translated symbols. You can add molecules
  31     to the top, to the right, etc.  */
  32 struct Molecule {
  33     IPointerList<Atom*> ats;    // change to List<Atom>?
  34
  35     /* *************** */
  36
  37     Molecule() { }
  38     Molecule(Atom a) { add(a) ; }
  39
  40     void add_right(const Molecule &m);
  41     void add_left(const Molecule &m);
  42     void add_top(const Molecule &m);
  43     void add_bottom(const Molecule &m);
  44     void add(Molecule const &m);
  45     void translate(Offset);
  46     void add(Atom a) { ats.bottom().add(new Atom(a)); }
  47     /// how big is #this#?
  48     Box extent() const;
  49
  50     String TeXstring() const;
  51
  52     Molecule(const Molecule&s);
  53     void print() const;
  54 private:
  55     void operator=(const Molecule&);
  56 };
  57 #endif