The ChartSerieGroupRule enumeration contains rules of grouping series for secondary charts.
It is used by the following properties and methods:
| Value | Brief description |
| 0 | Position. Groups the specified number of series starting from the end of the IChartSeries series collection. To set the number of series, use the ICircleInfoEx.GroupingValue property. |
| 1 | Value. Groups all the series, the value of which is less than the specified one. To set the value, use the ICircleInfoEx.GroupingValue property. |
| 2 | Part. Groups all the series, part of which in the sum of values is less than the specified one. To set desired share value, use the ICircleInfoEx.GroupingValue property. |
| 3 | Custom. All the series specified using the ICircleInfoEx.CustomSerieGroup property are grouped. |
| 4 | TotalPart. Groups all the series, the total share of which is not greater than the specified one. The series are summed starting with the lesser values in the ascending order. Use the ICircleInfoEx.GroupingValue property to specify desired share value. |
| 5 | SmallestValues. Groups series with the smallest values, except the number of series in the primary chart, specified in the ICircleInfoEx.CustomSerieGroup property. |
See also: