add HDF_SORTUP/DOWN definitions

[wxWidgets.git] / include / wx / image.h

diff --git a/include/wx/image.h b/include/wx/image.h
index 95fe4dfd3e314a06f3aa717e14868f20d016892a..309a09f1617828e91e70ff35f7bfa389ad4eb23b 100644 (file)
--- a/include/wx/image.h
+++ b/include/wx/image.h
@@ -258,9 +258,9 @@ public:
     wxImage ResampleBicubic(int width, int height) const;
 
     // blur the image according to the specified pixel radius
-    wxImage Blur(int radius);
-    wxImage BlurHorizontal(int radius);
-    wxImage BlurVertical(int radius);
+    wxImage Blur(int radius) const;
+    wxImage BlurHorizontal(int radius) const;
+    wxImage BlurVertical(int radius) const;
 
     wxImage ShrinkBy( int xFactor , int yFactor ) const ;