trackballInfo method

  1. @override
TrackballInfo? trackballInfo(
  1. Offset position
)
override

Implementation

@override
TrackballInfo? trackballInfo(Offset position) {
  if (segmentRect != null) {
    final num left = x + series.sbsInfo.minimum;
    final num right = x + series.sbsInfo.maximum;
    final CartesianChartPoint<D> chartPoint = _chartPoint();
    return ChartTrackballInfo<T, D>(
      position: Offset(segmentRect!.center.dx,
          series.pointToPixelY((left + right) / 2, maximum)),
      point: chartPoint,
      series: series,
      pointIndex: currentSegmentIndex,
      seriesIndex: series.index,
      maxYPos: series.pointToPixelY((left + right) / 2, chartPoint.maximum!),
    );
  }
  return null;
}