X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Fskyline.hh;h=0715c545a635a7f6af70ea85e8520c0804506338;hb=efbdfc972f673abbd19fa6b177edb3398ccf804f;hp=26830b92c954062a029fc88892576c6e5e2031c0;hpb=38d7d319eabc906e82fb42002678c6d42a23b6f7;p=lilypond.git

diff --git a/lily/include/skyline.hh b/lily/include/skyline.hh
index 26830b92c9..0715c545a6 100644
--- a/lily/include/skyline.hh
+++ b/lily/include/skyline.hh
@@ -1,9 +1,20 @@
 /*
-  skyline.hh -- declare Skyline class.
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 2006--2012 Joe Neeman <joeneeman@gmail.com>
 
-  (c) 2006--2009 Joe Neeman <joeneeman@gmail.com>
+  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 SKYLINE_HH
@@ -42,20 +53,21 @@ class Skyline
 private:
   list<Building> buildings_;
   Direction sky_;
-  
+
   void internal_merge_skyline (list<Building>*, list<Building>*,
-			       list<Building> *const result);
+                               list<Building> *const result);
   list<Building> internal_build_skyline (list<Box>*, Real, Axis, Direction);
 
-  DECLARE_SIMPLE_SMOBS(Skyline);
+  DECLARE_SIMPLE_SMOBS (Skyline);
 
 public:
   Skyline ();
   Skyline (Skyline const &src);
+  Skyline (Skyline const &src, Real horizon_padding, Axis a);
   Skyline (Direction sky);
   Skyline (vector<Box> const &bldgs, Real horizon_padding, Axis a, Direction sky);
   Skyline (Box const &b, Real horizon_padding, Axis a, Direction sky);
-  
+
   vector<Offset> to_points (Axis) const;
   void merge (Skyline const &);
   void insert (Box const &, Real horizon_padding, Axis);
@@ -63,11 +75,23 @@ public:
   void print_points () const;
   void raise (Real);
   void shift (Real);
-  Real distance (Skyline const &) const;
+  Real distance (Skyline const &, Real horizon_padding = 0) const;
+  Real touching_point (Skyline const &, Real horizon_padding = 0) const;
   Real height (Real airplane) const;
   Real max_height () const;
+  Real max_height_position () const;
   void set_minimum_height (Real height);
+  void clear ();
   bool is_empty () const;
+
+  DECLARE_SCHEME_CALLBACK (get_touching_point, (SCM, SCM, SCM));
+  DECLARE_SCHEME_CALLBACK (get_distance, (SCM, SCM, SCM));
+  DECLARE_SCHEME_CALLBACK (get_max_height, (SCM));
+  DECLARE_SCHEME_CALLBACK (get_max_height_position, (SCM));
+  DECLARE_SCHEME_CALLBACK (get_height, (SCM, SCM));
+
+protected:
+  Real internal_distance (Skyline const &, Real horizon_padding, Real *touch_point) const;
 };
 
 extern bool debug_skylines;