dataLabelPosition method
Offset
dataLabelPosition(
- ChartElementParentData current,
- ChartDataLabelAlignment alignment,
- Size size
inherited
Implementation
@override
Offset dataLabelPosition(ChartElementParentData current,
ChartDataLabelAlignment alignment, Size size) {
final num x = current.x! + (sbsInfo.maximum + sbsInfo.minimum) / 2;
num y = current.y!;
switch (current.position) {
case ChartDataPointType.y:
if (alignment == ChartDataLabelAlignment.bottom) {
y = _bottom;
} else if (alignment == ChartDataLabelAlignment.middle) {
y = (y + _bottom) / 2;
}
return _calculateYPosition(x, y, alignment, size);
case ChartDataPointType.high:
return _calculateHighPosition(x, y, alignment, size);
case ChartDataPointType.low:
return _calculateLowPosition(x, y, alignment, size);
case ChartDataPointType.open:
return _calculateDataLabelOpenPosition(x, y, alignment, size);
case ChartDataPointType.close:
return _calculateDataLabelClosePosition(x, y, alignment, size);
case ChartDataPointType.median:
return _calculateMedianPosition(x, y, alignment, size);
case ChartDataPointType.outliers:
return _calculateOutlierPosition(x, y, alignment, size);
case ChartDataPointType.volume:
case ChartDataPointType.mean:
case ChartDataPointType.bubbleSize:
case ChartDataPointType.cumulative:
break;
}
return Offset.zero;
}