Merge branch 'master' of git+ssh://jneem@git.sv.gnu.org/srv/git/lilypond

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

diff --git a/lily/include/skyline.hh b/lily/include/skyline.hh
index c793927c8205ad563b85acd5032e2986414636e4..bccac37238d1fbb7948027d92829732aeb87676b 100644 (file)
--- a/lily/include/skyline.hh
+++ b/lily/include/skyline.hh
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 2006 Joe Neeman <joeneeman@gmail.com>
+  (c) 2006--2007 Joe Neeman <joeneeman@gmail.com>
 */
 
 #ifndef SKYLINE_HH
@@ -72,6 +72,7 @@ public:
   Real height (Real airplane) const;
   Real max_height () const;
   void set_minimum_height (Real height);
+  bool is_empty () const;
 };
 
 class Skyline_pair
@@ -90,6 +91,7 @@ public:
   void merge (Skyline_pair const &other);
   Skyline &operator [] (Direction d);
   Skyline const &operator [] (Direction d) const;
+  bool is_empty () const;
 };
 
 #endif /* SKYLINE_HH */