0031668: Visualization - WebGL sample doesn't work on Emscripten 1.39

[occt.git] / src / IVtk / IVtk_IView.hxx

diff --git a/src/IVtk/IVtk_IView.hxx b/src/IVtk/IVtk_IView.hxx
index b123016..83a5d2c 100644 (file)
--- a/src/IVtk/IVtk_IView.hxx
+++ b/src/IVtk/IVtk_IView.hxx
@@ -22,6 +22,7 @@
 #include <gp_Pnt.hxx>
 #include <Graphic3d_Mat4d.hxx>
 
+class IVtk_IView;
 DEFINE_STANDARD_HANDLE( IVtk_IView, IVtk_Interface )
 
 //! @class IVtk_IView 
@@ -87,7 +88,7 @@ public:
                                Standard_Real& theWidth,
                                Standard_Real& theHeight) const = 0;
 
-  DEFINE_STANDARD_RTTI( IVtk_IView )
+  DEFINE_STANDARD_RTTIEXT(IVtk_IView,IVtk_Interface)
 };
 
 #endif // __IVTK_IVIEW_H__