createRenderer method

@override BarSeriesRenderer<T, D> createRenderer()

Create the bar series renderer.

Implementation

@override
BarSeriesRenderer<T, D> createRenderer() {
  BarSeriesRenderer<T, D>? renderer;
  if (onCreateRenderer != null) {
    renderer = onCreateRenderer!(this) as BarSeriesRenderer<T, D>?;
    assert(
      renderer != null,
      'This onCreateRenderer callback function should return value as '
      'extends from ChartSeriesRenderer class and should not be return '
      'value as null',
    );
  }

  return renderer ?? BarSeriesRenderer<T, D>();
}