set_UseSecondaryCategories()

IChartData::set_UseSecondaryCategories(bool) method

If set to false then IChartData::get_SecondaryCategories returns null and data in IChartData::get_Categories is used both for primary and secondary series. If set to true then data in IChartData::get_SecondaryCategories is used for secondary series and data in IChartData::get_Categories is used for primary series. Write bool.

virtual void Aspose::Slides::Charts::IChartData::set_UseSecondaryCategories(bool value)=0

Remarks

Example. What categories are related to series - ChartData.Categories or ChartData.SecondaryCategories?

if (series->get_PlotOnSecondAxis() && series->get_Chart()->get_ChartData()->get_UseSecondaryCategories())
{
    // related categories are series->get_Chart()->get_ChartData()->get_SecondaryCategories()
}
else
{
    // related categories are series->get_Chart()->get_ChartData()->get_Categories()
}

See Also