onZooming property

ChartZoomingCallback onZooming
final
Widget build(BuildContext context) {
   return Container(
       child: SfCartesianChart(
           zoomPanBehavior: ZoomPanBehavior(enableSelectionZooming: true),
           onZooming: (ZoomingArgs args) => zoom(args),
       ));
}
dynamic zoom(ZoomingArgs args) {
   print(args.currentZoomPosition);
}

Implementation

final ChartZoomingCallback onZooming