textStyle property Null safety

TextStyle textStyle
final

Customizes the appearance of text in axis title.

Widget build(BuildContext context) {
   return Container(
       child: SfCartesianChart(
           primaryXAxis: NumericAxis(
                title: AxisTitle(
                  text: 'Axis Title',
                  textStyle: TextStyle(
                    color: Colors.blue,
                    fontStyle: FontStyle.italic,
                    fontWeight: FontWeight.w600,
                    fontFamily: 'Roboto'
                  )
                )
               ),
       )
  );
}

Implementation

final TextStyle textStyle;