The VtSubPlotLabelLocationType constants provide methods for displaying the subplot label.
| Constant | Description |
| VtChSubPlotLabelLocationTypeNone | No subplot label is displayed. |
| VtChSubPlotLabelLocationTypeAbove | The subplot label is displayed above the pie. |
| VtChSubPlotLabelLocationTypeBelow | The subplot label is displayed below the pie. |
| VtChSubPlotLabelLocationTypeCenter | The subplot label is centered on the pie. |