initialSelectedDataIndexes property

List<IndexesModel> initialSelectedDataIndexes
final

Data points or series can be selected while performing interaction on the chart. It can also be selected at the initial rendering using this property.

Defaults to []

Widget build(BuildContext context) {
   return Container(
       child: SfCircularChart(
           initialSelectedDataIndexes: <IndexesModel>[IndexesModel(2,0)],
          series: <PieSeries<ChartData, String>>[
               PieSeries<ChartData, String>(
                 selectionSettings: SelectionSettings(
                   selectedColor: Colors.red.withOpacity(0.8),
                   unselectedColor: Colors.grey.withOpacity(0.5)
                 ),
               ),
             ],
       ));
}

Implementation

final List<IndexesModel> initialSelectedDataIndexes