customizeSegment method
Changes the series color, border color, and border width.
Implementation
@override
void customizeSegment(ChartSegment _segment) {
final BoxAndWhiskerSegment boxSegment = _segment as BoxAndWhiskerSegment;
boxSegment._color = boxSegment._currentPoint!.pointColorMapper ??
_segment._seriesRenderer._seriesColor;
boxSegment._strokeColor = _segment._series.borderColor;
boxSegment._strokeWidth = _segment._series.borderWidth;
boxSegment.strokePaint = boxSegment.getStrokePaint();
boxSegment.fillPaint = boxSegment.getFillPaint();
}