Fix some bugs in the dynamic engraver and PostScript backend

[lilypond.git] / lily / include / align-interface.hh

diff --git a/lily/include/align-interface.hh b/lily/include/align-interface.hh
index 0809620234a3ca9b1b0886175ccb44bd1169f19f..b01c744bffc63284b9374b2dc2afb74f0faab839 100644 (file)
--- a/lily/include/align-interface.hh
+++ b/lily/include/align-interface.hh
@@ -1,52 +1,32 @@
 /*
   align-interface.hh -- declare Align_interface
-  
+
   source file of the GNU LilyPond music typesetter
-  
-  (c) 2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-  
- */
+
+  (c) 2000--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
 
 #ifndef ALIGN_INTERFACE_HH
 #define ALIGN_INTERFACE_HH
 
-#include "axes.hh"
 #include "lily-proto.hh"
-
-/*
-  TODO: rewrite this comment.
-  
-  
-  Order elements top to bottom/left to right/right to left etc..
-
-  TODO: implement padding.
-
-  document usage of this.
-
-
-
-  *******
-  
-  element properties
-
-  stacking-dir
-  
-  Which side to align?  -1: left side, 0: centered (around
-     center_l_ if not nil, or around center of width), 1: right side
- */
-struct Align_interface  {
-  Score_element * elt_l_;
-  
-  Align_interface (Score_element const*);
-  static Real alignment_callback (Dimension_cache const *);
-  void do_side_processing (Axis a);
-  void set_axis (Axis);
-  Axis axis () const;
-  void add_element (Score_element*);
-  int get_count (Score_element*)const;
-  void set_interface ();
-  bool has_interface_b ();
+#include "lily-guile.hh"
+
+struct Align_interface
+{
+  DECLARE_SCHEME_CALLBACK (calc_positioning_done, (SCM));
+  DECLARE_SCHEME_CALLBACK (stretch_after_break, (SCM element));
+  static void align_to_fixed_distance (Grob *, Axis a);
+  static void align_elements_to_extents (Grob *, Axis a);
+  static void set_ordered (Grob *);
+  static Axis axis (Grob *);
+  static void add_element (Grob *, Grob *);
+  static int get_count (Grob *, Grob *);
+
+  static bool has_interface (Grob *);
 };
 
+Grob *find_fixed_alignment_parent (Grob *g);
+
 #endif /* ALIGN_INTERFACE_HH */