+// -------------------------------------------------------------------------
+void cpExtensions::Interaction::ImageInteractorStyle::
+SeedWidgetOn( )
+{
+ if( this->m_SeedWidget != NULL ) delete this->m_SeedWidget;
+
+ this->m_PropPicker->GetPickList( )->InitTraversal( );
+ this->m_SeedWidget = new TSeedWidget(
+ this->Interactor,
+ dynamic_cast< vtkImageActor* >(
+ this->m_PropPicker->GetPickList( )->GetNextProp( )
+ )
+ );
+ this->m_SeedWidget->On( );
+}
+
+// -------------------------------------------------------------------------
+void cpExtensions::Interaction::ImageInteractorStyle::
+SeedWidgetOff( )
+{
+ if( this->m_SeedWidget != NULL )
+ {
+ this->m_SeedWidget->Off( );
+ delete this->m_SeedWidget;
+ this->m_SeedWidget = NULL;
+
+ } // fi
+}
+
+// -------------------------------------------------------------------------
+void cpExtensions::Interaction::ImageInteractorStyle::
+SetSeedWidgetCommand( vtkCommand* cmd )
+{
+ if( cmd == NULL || this->m_SeedWidget == NULL )
+ return;
+ this->m_SeedWidget->Widget->
+ AddObserver( vtkCommand::PlacePointEvent, cmd );
+}
+