defaultBarTooltipItem function

BarTooltipItem? defaultBarTooltipItem(
  1. BarChartGroupData group,
  2. int groupIndex,
  3. BarChartRodData rod,
  4. int rodIndex
)

Default implementation for BarTouchTooltipData.getTooltipItem.

Implementation

BarTooltipItem? defaultBarTooltipItem(
  BarChartGroupData group,
  int groupIndex,
  BarChartRodData rod,
  int rodIndex,
) {
  final color = rod.gradient?.colors.first ?? rod.color;
  final textStyle = TextStyle(
    color: color,
    fontWeight: FontWeight.bold,
    fontSize: 14,
  );
  return BarTooltipItem(rod.toY.toString(), textStyle);
}