Method SetTable

Views/Infovis/vtkTreeHeatmapItem.cxx:70–136

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
void vtkTreeHeatmapItem::SetTable(vtkTable* table)
{
  this->Heatmap->SetTable(table);
  if (table == nullptr)
  {
    return;
  }

  if (this->Dendrogram->GetTree() != nullptr &&
    this->Dendrogram->GetTree()->GetNumberOfVertices() != 0)
  {
    this->Dendrogram->SetDrawLabels(false);
  }
  this->Heatmap->SetVisible(true);

  // rearrange our table to match the order of the leaf nodes in this tree.
  if (this->GetTree() != nullptr && this->GetTree()->GetNumberOfVertices() != 0)
  {
    this->ReorderTable();
  }

  // add an array to this table's field data to keep track of collapsed rows
  // (unless it already has the array)
  vtkBitArray* existingRowsArray =
    vtkArrayDownCast<vtkBitArray>(this->GetTable()->GetFieldData()->GetArray("collapsed rows"));
  if (existingRowsArray)
  {
    for (vtkIdType row = 0; row < this->GetTable()->GetNumberOfRows(); ++row)
    {
      existingRowsArray->SetValue(row, 0);
    }
  }
  else
  {
    vtkSmartPointer<vtkBitArray> collapsedRowsArray = vtkSmartPointer<vtkBitArray>::New();
    collapsedRowsArray->SetNumberOfComponents(1);
    collapsedRowsArray->SetName("collapsed rows");
    for (vtkIdType row = 0; row < this->GetTable()->GetNumberOfRows(); ++row)
    {
      collapsedRowsArray->InsertNextValue(0);
    }
    this->GetTable()->GetFieldData()->AddArray(collapsedRowsArray);
  }

  // add an array to this table's field data to keep track of collapsed columns
  // (unless it already has the array)
  vtkBitArray* existingColumnsArray =
    vtkArrayDownCast<vtkBitArray>(this->GetTable()->GetFieldData()->GetArray("collapsed columns"));
  if (existingColumnsArray)
  {
    for (vtkIdType col = 0; col < this->GetTable()->GetNumberOfColumns(); ++col)
    {
      existingColumnsArray->SetValue(col, 0);
    }
  }
  else
  {
    vtkSmartPointer<vtkBitArray> collapsedColumnsArray = vtkSmartPointer<vtkBitArray>::New();