-void ManualPaintControler::Config()
-{
- vtkInteractorStyleBaseView *isbv = (vtkInteractorStyleBaseView*)(_wxvtkbaseview->GetInteractorStyleBaseView());
- isbv->AddInteractorStyleMaracas( new vtkInteractorManualPaint(this) );
+void ManualPaintControler::Config() {
+ if (_wxvtk2Dbaseview != NULL) {
+ vtkInteractorStyleBaseView *isbv =
+ (vtkInteractorStyleBaseView*) (_wxvtk2Dbaseview->GetInteractorStyleBaseView());
+ isbv->AddInteractorStyleMaracas(new vtkInteractorManualPaint(this));
+ }