Method GetGraphRepresentation

Views/Infovis/vtkGraphLayoutView.cxx:39–57

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//------------------------------------------------------------------------------
vtkRenderedGraphRepresentation* vtkGraphLayoutView::GetGraphRepresentation()
{
  vtkRenderedGraphRepresentation* graphRep = nullptr;
  for (int i = 0; i < this->GetNumberOfRepresentations(); ++i)
  {
    vtkDataRepresentation* rep = this->GetRepresentation(i);
    graphRep = vtkRenderedGraphRepresentation::SafeDownCast(rep);
    if (graphRep)
    {
      break;
    }
  }
  if (!graphRep)
  {
    vtkSmartPointer<vtkDirectedGraph> g = vtkSmartPointer<vtkDirectedGraph>::New();
    graphRep = vtkRenderedGraphRepresentation::SafeDownCast(this->AddRepresentationFromInput(g));
  }
  return graphRep;
}

//------------------------------------------------------------------------------
vtkDataRepresentation* vtkGraphLayoutView::CreateDefaultRepresentation(vtkAlgorithmOutput* port)