getPreferredSize method

Size getPreferredSize(
  1. TextPainter labelPainter,
  2. double textScaleFactor
)

Implementation

Size getPreferredSize(
  TextPainter labelPainter,
  double textScaleFactor,
) {
  return Size(
    _upperRectangleWidth(labelPainter, 1, textScaleFactor),
    labelPainter.height + indicator.labelPadding,
  );
}