animateRightToLeft method

Implementation

Future<void> animateRightToLeft() async {
  final size = context.size;
  if (size == null) return;
  final width = size.width;

  _gestureController.stop();
  final currentOffset = _dragExtent / width;
  _iconScale = 1.0;

  // Calculate velocity-based duration
  const velocity = 2.0; // Pixels per millisecond
  final distance = width * (1.0 + currentOffset); // Distance to travel
  final velocityDuration = (distance / velocity).round();
  final finalDuration = Duration(milliseconds: velocityDuration.clamp(100, 300));

  setState(() {
    _gestureAnimation = Tween<Offset>(
      begin: Offset(currentOffset, 0),
      end: const Offset(-1.0, 0),
    ).animate(CurvedAnimation(
      parent: _gestureController,
      curve: velocity < 1.5 ? Curves.easeInCubic : Curves.linear,
    ));
  });

  _gestureController.duration = finalDuration;
  await _gestureController.forward(from: 0);
}