lerp method
Lerps a BaseChartData based on t
value, check Tween.lerp.
Implementation
@override
BarChartData lerp(BaseChartData a, BaseChartData b, double t) {
if (a is BarChartData && b is BarChartData) {
return BarChartData(
barGroups: lerpBarChartGroupDataList(a.barGroups, b.barGroups, t),
groupsSpace: lerpDouble(a.groupsSpace, b.groupsSpace, t),
alignment: b.alignment,
titlesData: FlTitlesData.lerp(a.titlesData, b.titlesData, t),
rangeAnnotations:
RangeAnnotations.lerp(a.rangeAnnotations, b.rangeAnnotations, t),
barTouchData: b.barTouchData,
gridData: FlGridData.lerp(a.gridData, b.gridData, t),
borderData: FlBorderData.lerp(a.borderData, b.borderData, t),
maxY: lerpDouble(a.maxY, b.maxY, t),
minY: lerpDouble(a.minY, b.minY, t),
baselineY: lerpDouble(a.baselineY, b.baselineY, t),
backgroundColor: Color.lerp(a.backgroundColor, b.backgroundColor, t),
extraLinesData:
ExtraLinesData.lerp(a.extraLinesData, b.extraLinesData, t),
);
} else {
throw Exception('Illegal State');
}
}