verticalRangeSignal property
SignalUpdater<List<double> >
verticalRangeSignal
A signal update for scaling and panning vertical coordinate range.
Implementation
static SignalUpdater<List<double>> get verticalRangeSignal => _getRangeUpdate(
(detail) => -detail.focalPointDelta.dy,
(detail) => detail.verticalScale,
(size) => size.height,
);