lily/include/directional-element-interface.hh

   1 /*
   2   directional-element.hh -- declare Directional_element
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7
   8  */
   9
  10 #ifndef DIRECTIONAL_ELEMENT_HH
  11 #define DIRECTIONAL_ELEMENT_HH
  12
  13 #include "score-element.hh"
  14
  15 struct Directional_element_interface
  16 {
  17
  18 public:
  19   Score_element *elt_l_;
  20
  21   Directional_element_interface (Score_element const *);
  22   void set  (Direction d);
  23   Direction get () const;
  24   bool has_interface_b () const;
  25   // bool set_interface ();
  26 };
  27
  28 Directional_element_interface directional_element (Score_element const*);
  29
  30 #endif /* DIRECTIONAL_ELEMENT_HH */
  31