onZoomReset property Null safety

ChartZoomingCallback? onZoomReset
final

Occurs when zoomed state is reset. Here, you can get the axis, current zoom factor, current zoom position, previous zoom factor, and previous zoom position.

Widget build(BuildContext context) {
   return Container(
       child: SfCartesianChart(
           zoomPanBehavior: ZoomPanBehavior(enableSelectionZooming: true),
           onZoomReset: (ZoomPanArgs args) => zoom(args),
       ));
}
void zoom(ZoomPanArgs args) {
   print(args.currentZoomPosition);
}

Implementation

final ChartZoomingCallback? onZoomReset;