Optimizations for pure-height approximations.

[lilypond.git] / lily / include / axis-group-interface.hh

diff --git a/lily/include/axis-group-interface.hh b/lily/include/axis-group-interface.hh
index bb7fbcd3d88e5fb98f4c4d9186af01132b890d3a..fa662020967bfbe57f6234c2ef9cded251b94225 100644 (file)
--- a/lily/include/axis-group-interface.hh
+++ b/lily/include/axis-group-interface.hh
@@ -1,32 +1,68 @@
 /*
-  axis-group-interface.hh -- declare Axis_group_interface
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 2000--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 2000--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #ifndef AXIS_GROUP_INTERFACE_HH
 #define AXIS_GROUP_INTERFACE_HH
 
+#include "std-vector.hh"
 #include "lily-proto.hh"
-#include "lily-guile.hh"
+#include "grob-interface.hh"
+#include "skyline.hh"
 
-/**
- */
 struct Axis_group_interface
 {
   static SCM generic_group_extent (Grob *me, Axis a);
+  static Interval pure_group_height (Grob *me, int start, int end);
   DECLARE_SCHEME_CALLBACK (width, (SCM smob));
+  DECLARE_SCHEME_CALLBACK (calc_x_common, (SCM smob));
+  DECLARE_SCHEME_CALLBACK (calc_y_common, (SCM smob));
   DECLARE_SCHEME_CALLBACK (height, (SCM smob));
-  static Interval relative_group_extent (Link_array<Grob> const &list,
+  DECLARE_SCHEME_CALLBACK (pure_height, (SCM smob, SCM start, SCM end));
+  DECLARE_SCHEME_CALLBACK (calc_skylines, (SCM smob));
+  DECLARE_SCHEME_CALLBACK (combine_skylines, (SCM smob));
+  DECLARE_SCHEME_CALLBACK (print, (SCM smob));
+  DECLARE_SCHEME_CALLBACK (adjacent_pure_heights, (SCM));
+  DECLARE_SCHEME_CALLBACK (calc_staff_staff_spacing, (SCM));
+  DECLARE_SCHEME_CALLBACK (calc_pure_staff_staff_spacing, (SCM, SCM, SCM));
+  DECLARE_SCHEME_CALLBACK (calc_pure_relevant_grobs, (SCM));
+  DECLARE_SCHEME_CALLBACK (calc_pure_relevant_items, (SCM));
+  DECLARE_SCHEME_CALLBACK (calc_pure_relevant_spanners, (SCM));
+  DECLARE_SCHEME_CALLBACK (calc_pure_y_common, (SCM));
+  static Interval relative_group_extent (vector<Grob*> const &list,
                                         Grob *common, Axis);
+  static Interval relative_pure_height (Grob *me, int start, int end);
+  static Interval combine_pure_heights (Grob *me, SCM, int, int);
+  static Interval sum_partial_pure_heights (Grob *me, int, int);
+  static Interval begin_of_line_pure_height (Grob *me, int);
+  static Interval rest_of_line_pure_height (Grob *me, int, int);
+  static Interval part_of_line_pure_height (Grob *me, bool begin, int, int);
 
+  static Skyline_pair skyline_spacing (Grob *me, vector<Grob*> elements);
   static void add_element (Grob *me, Grob *);
   static void set_axes (Grob *, Axis, Axis);
   static bool has_axis (Grob *, Axis);
-  static void get_children (Grob *, Link_array<Grob> *);
-  static bool has_interface (Grob *);
+  static void get_children (Grob *, vector<Grob*> *);
+  static Interval staff_extent (Grob *me, Grob *ref, Axis, Grob *staff, Axis);
+  static SCM calc_common (Grob *, Axis);
+  static Real minimum_distance (Grob*, Grob*, Axis);
+  static SCM calc_maybe_pure_staff_staff_spacing (Grob*, bool, int, int);
+  DECLARE_GROB_INTERFACE();
 };
 
 #endif /* AXIS_GROUP_INTERFACE_HH */