selectionGesture property

ActivationMode selectionGesture

Gesture for activating the selection. Selection can be activated in tap, double tap, and long press.

Defaults to ActivationMode.tap.

Also refer ActivationMode.

late SelectionBehavior _selectionBehavior;

@override
void initState() {
  _selectionBehavior = SelectionBehavior( enable: true);
  super.initState();
 }

Widget build(BuildContext context) {
    return Container(
        child: SfCartesianChart(
            selectionGesture: ActivationMode.doubleTap,
            series: <BarSeries<SalesData, num>>[
                BarSeries<SalesData, num>(
                  selectionBehavior: _selectionBehavior
                ),
              ],
          )
     );
}

Implementation

final ActivationMode selectionGesture;