Method UpdateSelectionActors

Views/Infovis/vtkParallelCoordinatesRepresentation.cxx:1609–1641

}

void vtkParallelCoordinatesRepresentation::UpdateSelectionActors()
{
  vtkSelection* selection = this->GetAnnotationLink()->GetCurrentSelection();
  int numNodes = selection->GetNumberOfNodes();

  for (int i = 0; i < numNodes; i++)
  {
    while (i >= (int)this->I->SelectionData.size())
    {
      // initialize everything for drawing the selection
      vtkSmartPointer<vtkPolyData> polyData = vtkSmartPointer<vtkPolyData>::New();
      vtkSmartPointer<vtkActor2D> actor = vtkSmartPointer<vtkActor2D>::New();
      vtkSmartPointer<vtkPolyDataMapper2D> mapper = vtkSmartPointer<vtkPolyDataMapper2D>::New();
      mapper.TakeReference(this->InitializePlotMapper(polyData, actor));

      this->I->SelectionData.push_back(polyData);
      this->I->SelectionMappers.push_back(mapper);
      this->I->SelectionActors.push_back(actor);

      this->AddPropOnNextRender(actor);
    }
  }

  for (int i = numNodes; i < (int)this->I->SelectionData.size(); i++)
  {
    this->RemovePropOnNextRender(this->I->SelectionActors[i]);
    this->I->SelectionData.pop_back();
    this->I->SelectionMappers.pop_back();
    this->I->SelectionActors.pop_back();
  }

  this->BuildInverseSelection();
}

//------------------------------------------------------------------------------
int vtkParallelCoordinatesRepresentation::ComputePointPosition(double* p)