/// <summary>
/// Set the base value for this new movement
/// </summary>
/// <param name="value">
/// If `isDragging` is true, this value is the dragging distance.
/// Otherwise, this value is the base velocity for the releasing movement.
/// </param>
/// <param name="isDragging">Is the list being dragged?</param>
public void SetMovement(float value, bool isDragging)
{
if (isDragging)
{
_isDragging = true;
_draggingDistance = value;
// End the last movement when start dragging
_aligningMovementCurve.EndMovement();
_releasingMovementCurve.EndMovement();
}
else if (_getPositionState() != PositionState.Middle)
{
_aligningMovementCurve.SetMovement(_getAligningDistance());
}
else
{
_releasingMovementCurve.SetMovement(value);
}
}
/// <summary>
/// Set the moving distance for this new movement
/// </summary>
/// If there has the distance left in the last movement,
/// the moving distance will be accumulated.<para/>
/// If the list reaches the end in the linear mode, the moving distance
/// will be ignored and use `_bouncingDeltaPos` for the bouncing movement.
/// <param name="distanceAdded">Set the additional moving distance</param>
/// <param name="flag">No usage</param>
public void SetMovement(float distanceAdded, bool flag)
{
// Ignore any movement when the list is aligning
if (!_bouncingMovementCurve.IsMovementEnded())
{
return;
}
var state = _getPositionState();
var movingDirection = Mathf.Sign(distanceAdded);
if ((state == PositionState.Top && movingDirection < 0) ||
(state == PositionState.Bottom && movingDirection > 0))
{
_bouncingMovementCurve.SetMovement(movingDirection * _bouncingDeltaPos);
_unitMovementCurve.EndMovement();
}
else
{
distanceAdded += _unitMovementCurve.distanceRemaining;
_unitMovementCurve.SetMovement(distanceAdded);
}
}