lily/include/directional-spanner.hh

   1 /*
   2   directional-spanner.hh -- part of GNU LilyPond
   3
   4   (c) 1996--1999 Han-Wen Nienhuys
   5 */
   6
   7 #ifndef DIRECTIONALSPANNER_HH
   8 #define DIRECTIONALSPANNER_HH
   9
  10 #include "spanner.hh"
  11 #include "directional-element.hh"
  12
  13 /** a spanner which can be pointing "up" or "down".
  14
  15     JUNKME?
  16  */
  17 class Directional_spanner : public Spanner, public Directional_element {
  18 public:
  19
  20   /// offset of "center" relative to left-column/0-pos of staff
  21   virtual Offset center() const;
  22   virtual Direction get_default_dir() const;
  23 protected:
  24   virtual void do_pre_processing();
  25 };
  26
  27 #endif // DIRECTIONALSPANNER_HH
  28