customizeSegment method

Implementation

@override
void customizeSegment(ChartSegment segment) {
  final WaterfallSegment<T, D> waterfallSegment =
      segment as WaterfallSegment<T, D>;
  final int index = waterfallSegment.currentSegmentIndex;
  Color? color;
  if (_intermediateSumValues[index] && intermediateSumColor != null) {
    color = intermediateSumColor;
  } else if (_totalSumValues[index] && totalSumColor != null) {
    color = totalSumColor;
  } else if (yValues[index] < 0 && negativePointsColor != null) {
    color = negativePointsColor;
  }

  updateSegmentColor(
    waterfallSegment,
    borderColor,
    borderWidth,
    fillColor: color,
  );
  updateSegmentGradient(
    waterfallSegment,
    gradientBounds: waterfallSegment.segmentRect?.outerRect,
    gradient: gradient,
    borderGradient: borderGradient,
  );

  segment.connectorLineStrokePaint
    ..color =
        (connectorLineSettings.color ??
            chartThemeData!.waterfallConnectorLineColor)!
    ..strokeWidth = connectorLineSettings.width;
}