pickTexts method
Picks the label texts to show.
Implementation
@override
List<LineChartLabelText> pickTexts(LineChartRangeInternal range) {
if (texts == null || texts!.isEmpty) return [];
final textsInRange = texts!
.where(
(text) => text.position >= range.min && text.position <= range.max,
)
.toList();
return textsInRange;
}