void range(ActualRangeChangedArgs args) {
if (args.actualMax != 19.5) {
_chartData.visibleYMax.value = args.actualMax;
_chartData.visibleYMin.value = args.actualMin;
}
}
Widget cannot be marked as needing to build because the framework is already in the process of building widgets
void range(ActualRangeChangedArgs args) async {
if (args.actualMax != 19.5) {
_chartData.visibleYMax.value = await args.actualMax;
_chartData.visibleYMin.value = await args.actualMin;
}
}