textStyle property Null safety

TextStyle textStyle
final

Customizes the text in the interactive tooltip.

Used to change the text color, size, font family, fontStyle, and font weight.

Widget build(BuildContext context) {
   return Container(
       child: SfCartesianChart(
          trackballBehavior: TrackballBehavior(enable: true,
          tooltipSettings: InteractiveTooltip(
            textStyle: TextStyle(color:Colors.red))),
       ));
}

Implementation

final TextStyle textStyle;