added support for saving grey and grey-red PNG images (patch 985447)

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

diff --git a/include/wx/geometry.h b/include/wx/geometry.h
index 1dedc55fc5c0df2bd5c1a7c92bcfe694dec8fb67..b9d3c7c502b9c7e2e6f578ebb2ea5003f5dcbb99 100644 (file)
--- a/include/wx/geometry.h
+++ b/include/wx/geometry.h
@@ -785,6 +785,7 @@ inline bool wxRect2DInt::operator != (const wxRect2DInt& rect) const
 class wxTransform2D
 {
 public :
+    virtual ~wxTransform2D() { }
     virtual void                    Transform( wxPoint2DInt* pt )const  = 0;
     virtual void                    Transform( wxRect2DInt* r ) const;
     virtual wxPoint2DInt    Transform( const wxPoint2DInt &pt ) const;