release: 0.1.11

[lilypond.git] / lily / include / directional-spanner.hh

diff --git a/lily/include/directional-spanner.hh b/lily/include/directional-spanner.hh
index 9399b71c4dde32dbee19ca4519e7b9b2aca55700..7854a348cea4184797ef3a0c5ef637401636825d 100644 (file)
--- a/lily/include/directional-spanner.hh
+++ b/lily/include/directional-spanner.hh
@@ -1,5 +1,5 @@
 /*
-  directional-spanner.hh -- part of LilyPond
+  directional-spanner.hh -- part of GNU LilyPond
 
   (c) 1996,97 Han-Wen Nienhuys
 */
@@ -10,16 +10,18 @@
 #include "spanner.hh"
 
 /// a spanner which can be pointing "up" or "down"
-struct Directional_spanner : Spanner{
+class Directional_spanner : public Spanner{
+public:
     
     /// -1 below heads, +1 above heads.
-    int dir_i_;
-
-    /// offset of "center" relative to left-column/0-pos of staff
-    virtual Offset center() const=0;
-    virtual void set_default_dir()=0;
+    Direction dir_;
     Directional_spanner();
     
+    /// offset of "center" relative to left-column/0-pos of staff
+    virtual Offset center() const=0;
+    virtual void set_default_dir();
+protected:
+    virtual void do_pre_processing();
 };
 
 #endif // DIRECTIONALSPANNER_HH