dragBackTargetOf method

  1. @protected
Offset dragBackTargetOf(
  1. Offset translation
)

Implementation

@protected
Offset dragBackTargetOf(Offset translation) {
  final width = _dragBackExtent.width;
  final reach = _rubberReach * width;
  final dx = translation.dx;
  return Offset(
    dx >= 0
        ? math.min(dx, width)
        : -(1 - 1 / (_rubberStiffness * -dx / reach + 1)) * reach,
    0,
  );
}