2 stem.hh -- declare Stem
4 (c) 1996--2000 Han-Wen Nienhuys
10 #include "lily-proto.hh"
11 #include "lily-guile.hh"
12 #include "stem-info.hh"
17 DECLARE_SCHEME_CALLBACK(brew_molecule, (SCM ));
19 static int flag_i (Score_element*) ;
20 static int beam_count (Score_element*,Direction) ;
21 static void set_beaming (Score_element*,int, Direction d);
22 static Score_element * beam_l (Score_element*);
23 static Score_element * first_head (Score_element*) ;
24 static Drul_array<Score_element*> extremal_heads (Score_element*);
25 static Score_element * support_head (Score_element*) ;
26 static void add_head (Score_element*me, Score_element*n);
27 static Stem_info calc_stem_info (Score_element *) ;
28 static Real chord_start_f (Score_element *) ;
29 static Direction get_direction (Score_element*) ;
30 static int type_i (Score_element *) ;
31 static void set_stemend (Score_element *,Real);
32 static Direction get_default_dir(Score_element *) ;
33 static int get_center_distance(Score_element *,Direction) ;
34 static int heads_i (Score_element *) ;
35 static bool invisible_b(Score_element *) ;
36 static Interval head_positions(Score_element *) ;
37 static Real get_default_stem_end_position (Score_element*me) ;
38 static void position_noteheads(Score_element*);
39 static Real stem_end_position (Score_element*) ;
40 DECLARE_SCHEME_CALLBACK(off_callback, (SCM element, SCM axis));
41 static Molecule flag (Score_element*);
42 DECLARE_SCHEME_CALLBACK(before_line_breaking, (SCM ));
43 DECLARE_SCHEME_CALLBACK(dim_callback, (SCM smob, SCM axis));
44 static bool has_interface (Score_element*);
45 static void set_interface (Score_element*);
47 static void set_spacing_hints (Score_element*me) ;