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: SfCartesianChart(
          initialSelectedDataIndexes: <IndexesModel>[IndexesModel(2,0)],
          series: <BarSeries<SalesData, num>>[
               BarSeries<SalesData, num>(
                 selectionSettings: SelectionSettings(
                   selectedColor: Colors.red,
                   unselectedColor: Colors.grey
                 ),
               ),
             ],
       ));
}

Implementation

final List<IndexesModel> initialSelectedDataIndexes