lily/include/stem.hh

   1 /*
   2   stem.hh -- declare Stem
   3
   4   (c) 1996--2000 Han-Wen Nienhuys
   5 */
   6
   7 #ifndef STEM_HH
   8 #define STEM_HH
   9
  10 #include "lily-proto.hh"
  11 #include "lily-guile.hh"
  12 #include "stem-info.hh"
  13 #include "drul-array.hh"
  14
  15 class Stem
  16 {
  17 public:
  18   DECLARE_SCHEME_CALLBACK(brew_molecule, (SCM ));
  19
  20   static  int flag_i (Score_element*) ;
  21   static int beam_count (Score_element*,Direction) ;
  22   static void set_beaming (Score_element*,int,  Direction d);
  23   static Score_element * beam_l (Score_element*);
  24   static Score_element * first_head (Score_element*) ;
  25   static Drul_array<Score_element*> extremal_heads (Score_element*);
  26   static Score_element * support_head (Score_element*) ;
  27   static void add_head (Score_element*me, Score_element*n);
  28   static Stem_info calc_stem_info (Score_element *) ;
  29   static Real chord_start_f (Score_element *) ;
  30   static Direction get_direction (Score_element*) ;
  31   static int type_i (Score_element *) ;
  32   static void set_stemend (Score_element *,Real);
  33   static Direction get_default_dir(Score_element *) ;
  34   static int get_center_distance(Score_element *,Direction) ;
  35   static int heads_i (Score_element *) ;
  36   static bool invisible_b(Score_element *) ;
  37   static Interval head_positions(Score_element *) ;
  38   static Real get_default_stem_end_position (Score_element*me) ;
  39   static void position_noteheads(Score_element*);
  40   static Real stem_end_position (Score_element*) ;
  41   DECLARE_SCHEME_CALLBACK(off_callback, (SCM element, SCM axis));
  42   static Molecule flag (Score_element*);
  43   DECLARE_SCHEME_CALLBACK(before_line_breaking, (SCM ));
  44   DECLARE_SCHEME_CALLBACK(dim_callback, (SCM smob, SCM axis));
  45   static bool has_interface (Score_element*);
  46   static void set_interface (Score_element*);
  47
  48   static void set_spacing_hints (Score_element*me) ;
  49 };
  50 #endif