patch::: 1.3.136.jcn3

[lilypond.git] / lily / include / stem.hh

diff --git a/lily/include/stem.hh b/lily/include/stem.hh
index 8c3e6f769134ae948a2a75999012541879533032..40d26e6c1305e54aa0f2122ce9f4a94c48020802 100644 (file)
--- a/lily/include/stem.hh
+++ b/lily/include/stem.hh
@@ -1,7 +1,7 @@
 /*
   stem.hh -- declare Stem
 
-  (c) 1996--2000 Han-Wen Nienhuys
+  (c) 1996--2001 Han-Wen Nienhuys
 */
 
 #ifndef STEM_HH
@@ -10,74 +10,42 @@
 #include "lily-proto.hh"
 #include "lily-guile.hh"
 #include "stem-info.hh"
+#include "drul-array.hh"
 
-/**the rule attached to the ball.
-  takes care of:
-
-  \begin{itemize}
-  \item the rule
-  \item the flag
-  \item up/down position.
-  \end{itemize}
-
-  should move beam_{left, right} into Beam
-
-  TODO.
-  
-  Stem size depends on flag.
-
-  elt properties:
-
-  beam_dir: direction of the beam (int)
-
-  dir_force: is direction explicitely specified? (bool)
-
-  /// how many abbrev beam don't reach stem?
-  int beam_gap_i_;
-  
-  */
 class Stem 
 {
 public:
-  static SCM brew_molecule (SCM);
-
-  /// log of the duration. Eg. 4 -> 16th note -> 2 flags
-  static  int flag_i (Score_element*) ;
-  static int beam_count (Score_element*,Direction) ;
-  static void set_beaming (Score_element*,int,  Direction d);
-  /** 
-      don't print flag when in beam.
-      our beam, for aligning abbrev flags
-  */
-  static Score_element * beam_l (Score_element*);
-  static Score_element * first_head (Score_element*) ;
-  static Drul_array<Score_element*> extremal_heads (Score_element*);
-  static Score_element * support_head (Score_element*) ;
-  
-  /// ensure that this Stem also encompasses the Notehead #n#
-  static void add_head (Score_element*me, Score_element*n);
-  static Stem_info calc_stem_info (Score_element *) ;
-  static Real chord_start_f (Score_element *) ;
-  static Direction get_direction (Score_element*) ;
-  static int type_i (Score_element *) ;
-  static void set_stemend (Score_element *,Real);
-  static Direction get_default_dir(Score_element *) ;
-  static int get_center_distance(Score_element *,Direction) ;
-  static int heads_i (Score_element *) ;
-  static bool invisible_b(Score_element *) ;
- 
-  /// heads that the stem encompasses (positions)
-  static Interval head_positions(Score_element *) ;
-  static Real get_default_stem_end_position (Score_element*me) ;
-  static void position_noteheads(Score_element*);
-  static Real stem_end_position (Score_element*) ;
-  static Real off_callback (Score_element *, Axis);
-  static Molecule flag (Score_element*);
-  static SCM before_line_breaking (SCM);
-  static Interval dim_callback (Score_element *,Axis);
-  static bool has_interface (Score_element*);
-  static void set_interface (Score_element*);
-
-  static void set_spacing_hints (Score_element*me) ;
+  DECLARE_SCHEME_CALLBACK (brew_molecule, (SCM ));
+
+  static  int flag_i (Grob*) ;
+  static int beam_count (Grob*,Direction) ;
+  static void set_beaming (Grob*,int,  Direction d);
+  static Grob * beam_l (Grob*);
+  static Grob * first_head (Grob*) ;
+  static Drul_array<Grob*> extremal_heads (Grob*);
+  static Grob * support_head (Grob*) ;
+  static void add_head (Grob*me, Grob*n);
+  static Stem_info calc_stem_info (Grob *) ;
+  static Real chord_start_f (Grob *) ;
+  static Direction get_direction (Grob*) ;
+  static int type_i (Grob *) ;
+  static void set_stemend (Grob *,Real);
+  static Direction get_default_dir (Grob *) ;
+  static int get_center_distance (Grob *,Direction) ;
+  static int heads_i (Grob *) ;
+  static bool invisible_b (Grob *) ;
+  static Interval head_positions (Grob *) ;
+  static Real get_default_stem_end_position (Grob*me) ;
+  static void position_noteheads (Grob*);
+  static Real stem_end_position (Grob*) ;
+  DECLARE_SCHEME_CALLBACK (off_callback, (SCM element, SCM axis));
+  static Molecule flag (Grob*);
+  DECLARE_SCHEME_CALLBACK (before_line_breaking, (SCM ));
+  DECLARE_SCHEME_CALLBACK (dim_callback, (SCM smob, SCM axis));
+  DECLARE_SCHEME_CALLBACK (height, (SCM,SCM));
+  static bool has_interface (Grob*);
+  static void set_interface (Grob*);
+
+  static void set_spacing_hints (Grob*me) ;
 };
 #endif