borderRadius property Null safety

double borderRadius
final

Customizes the corners of the interactive tooltip.

Each corner can be customized with a desired value or a single value.

Defaults to Radius.zero.

Widget build(BuildContext context) {
   return Container(
       child: SfCartesianChart(
          trackballBehavior: TrackballBehavior(enable: true,
          tooltipSettings: InteractiveTooltip(
            borderColor:Colors.white,
            borderWidth:3,
            borderRadius:2)),
       ));
}

Implementation

final double borderRadius;