createRenderer method
Create the range column series renderer.
Implementation
@override
RangeColumnSeriesRenderer<T, D> createRenderer() {
RangeColumnSeriesRenderer<T, D> seriesRenderer;
if (onCreateRenderer != null) {
seriesRenderer =
onCreateRenderer!(this) as RangeColumnSeriesRenderer<T, D>;
return seriesRenderer;
}
return RangeColumnSeriesRenderer<T, D>();
}