createShaderDetails method

Implementation

ChartShaderDetails createShaderDetails() {
  final Rect innerRect = Rect.fromCircle(
    center: center,
    radius: currentInnerRadius,
  );
  final Rect outerRect = Rect.fromCircle(
    center: center,
    radius: currentRadius,
  );
  return ChartShaderDetails(outerRect, innerRect, 'series');
}