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Gets or sets whether the point is in the secondary section of a pie-of-pie or bar-of-pie chart.
This property applies only to points in the pie or bar section of pie-of-pie and bar-of-pie charts.
bool SecondaryPlot { get; set; }
Property SecondaryPlot As Boolean
worksheet.Range["A1:B4"].Value = new object[,] {{"Category", "Value"}, {"A", 10}, {"B", 20}, {"C", 30}};
IChart chart = worksheet.Shapes.AddChart(ChartType.BarOfPie, 20, 20, 300, 200).Chart;
chart.SeriesCollection.Add(worksheet.Range["A1:B4"]);
IPoint point = chart.SeriesCollection[0].Points[0];
bool secondaryPlot = point.SecondaryPlot;