tooltipShape property Null safety

SfTooltipShape tooltipShape
final

Renders rectangular or paddle shape tooltip.

Defaults to SfRectangularTooltipShape

SfRangeValues _values = SfRangeValues(40.0, 60.0);

SfRangeSlider(
 min: 0.0,
 max:  100.0,
 values: _values,
 showLabels: true,
 showTicks: true,
 interval: 20,
 enableTooltip: true,
 tooltipShape: SfPaddleTooltipShape(),
 onChanged: (SfRangeValues newValues) {
   setState(() {
     _values = newValues;
   });
 },
)

Implementation

final SfTooltipShape tooltipShape;