defaultLineTooltipItem function
Default implementation for LineTouchTooltipData.getTooltipItems.
Implementation
List<LineTooltipItem> defaultLineTooltipItem(List<LineBarSpot> touchedSpots) {
return touchedSpots.map((LineBarSpot touchedSpot) {
final textStyle = TextStyle(
color: touchedSpot.bar.gradient?.colors.first ??
touchedSpot.bar.color ??
Colors.blueGrey,
fontWeight: FontWeight.bold,
fontSize: 14,
);
return LineTooltipItem(touchedSpot.y.toString(), textStyle);
}).toList();
}