Improvements in vertical skyline approximations (issue 2148).

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

diff --git a/lily/include/box.hh b/lily/include/box.hh
index af5695b3bce8f64978a623c4d16b56dea054b7a4..ab0d3f5300b614211adf9c8f0a18a91f2e3e686c 100644 (file)
--- a/lily/include/box.hh
+++ b/lily/include/box.hh
@@ -20,6 +20,7 @@ public:
   Interval y () const {return interval_a_[Y_AXIS]; }
   Interval operator [] (Axis a) const;
   Interval &operator [] (Axis a);
+  Real area () const;
 
   Offset center () const;
 
@@ -36,4 +37,6 @@ public:
   Box (Interval ix, Interval iy);
 };
 
+DECLARE_UNSMOB (Box, box);
+
 #endif