*** empty log message ***

1 files changed, 6 insertions, 0 deletions

diff --git a/src/bltGrElemLine.h b/src/bltGrElemLine.h
index 3cdd24f..30f5c50 100644
--- a/src/bltGrElemLine.h
+++ b/src/bltGrElemLine.h
@@ -32,6 +32,7 @@
 
 #include <tk.h>
 
+#include "bltGraph.h"
 #include "bltGrElem.h"
 #include "bltGrPenLine.h"
 
@@ -154,6 +155,11 @@ namespace Blt {
     int simplify(Point2d*, int, int, double, int*);
     double findSplit(Point2d*, int, int, int*);
 
+    int naturalSpline(Point2d*, int, Point2d*, int);
+    int quadraticSpline(Point2d*, int, Point2d*, int);
+    int naturalParametricSpline(Point2d*, int, Region2d*, int, Point2d*, int);
+    int catromParametricSpline(Point2d*, int, Point2d*, int);
+
   public:
     LineElement(Graph*, const char*, Tcl_HashEntry*);
     virtual ~LineElement();