/// <summary>
/// Late update.
/// </summary>
protected virtual void LateUpdate()
{
if (IsScrolling)
{
IsScrolling = false;
InitIntertia();
}
else if (!IsDragging && (InertiaDistance > 0f) && AlwaysCenter)
{
var delta = Utilites.DefaultGetDeltaTime(UnscaledTime);
var distance = IntertiaVelocity > 0f
? Mathf.Min(InertiaDistance, IntertiaVelocity * delta)
: Mathf.Max(-InertiaDistance, IntertiaVelocity * delta);
Padding += distance;
InertiaDistance -= Mathf.Abs(distance);
if (InertiaDistance > 0f)
{
IntertiaVelocity += CurrentDecelerationRate * delta;
ScrollVelocity = -IntertiaVelocity;
}
else
{
StopInertia();
}
}
}
/// <summary>
/// Scroll.
/// </summary>
/// <param name="delta">Delta.</param>
protected virtual void Scroll(float delta)
{
Padding += delta;
CurrentScrollValue += delta;
var time_delta = Utilites.DefaultGetDeltaTime(UnscaledTime);
var new_velocity = (PrevScrollValue - CurrentScrollValue) / time_delta;
ScrollVelocity = Mathf.Lerp(ScrollVelocity, new_velocity, time_delta * 10);
PrevScrollValue = CurrentScrollValue;
}
