animateBy method

Future<void> animateBy(
  1. double offset, {
  2. Duration duration = const Duration(milliseconds: 100),
  3. Curve curve = Curves.decelerate,
})

Implementation

Future<void> animateBy(
  double offset, {
  Duration duration = const Duration(milliseconds: 100),
  Curve curve = Curves.decelerate,
}) {
  final target = position.pixels + offset;
  return animateTo(
    target,
    duration: duration,
    curve: curve,
  );
}