tailStyle property

TailStyle? tailStyle
final

The style to use for the needle tail.

Defaults to null..

Also refer TailStyle.

Widget build(BuildContext context) {
   return Container(
       child: SfRadialGauge(
         axes:<RadialAxis>[RadialAxis
         ( pointers: <GaugePointer>[
            NeedlePointer( value: 20, tailStyle:
                TailStyle(width: 5, lengthFactor: 0.2)
          )])]
       ));
}

Implementation

final TailStyle? tailStyle;