protected void Shift(IScrollController <TData> controller, Vector2 delta)
{
////! temporal - item height limit speed
//delta = delta.magnitude > ScrollerExtensions.SCROLL_SPEED_LIMIT_F ? delta.normalized * ScrollerExtensions.SCROLL_SPEED_LIMIT_F : delta;
var direction = new Straight {
Direction = controller.GrowDirection
};
VectorGeneric2 intersection;
if (!controller.RectTransform.GetIntersectionInLocalSpace(direction, out intersection))
{
return;
}
if (Vector2.Dot(delta, controller.GrowDirection) > 0)
{
var first = controller.FirstOrDefault();
if (first != null && !first.RectTransform.IsInsideParentSpace(intersection.Origin) && controller.RectTransform.IsOverlapsChild(controller.First().RectTransform))
{
controller.ShiftWindowUp();
}
}
if (Vector2.Dot(delta, controller.GrowDirection) < 0)
{
var last = controller.LastOrDefault();
if (last != null && !last.RectTransform.IsInsideParentSpace(intersection.Target) && controller.RectTransform.IsOverlapsChild(controller.Last().RectTransform))
{
controller.ShiftWindowDown();
}
}
}
protected override void Update(IScrollController <TData> controller)
{
if (_isAtTarget)
{
controller.CarrierFactory.SetDefaultCarrier(controller);
return;
}
var direction = new Straight {
Direction = controller.GrowDirection
};
VectorGeneric2 intersection;
if (!controller.RectTransform.GetIntersectionInLocalSpace(direction, out intersection))
{
return;
}
if (Vector2.Dot(_delta, controller.GrowDirection) > 0)
{
if (!controller.First().RectTransform.IsInsideParentSpace(intersection.Origin) && controller.RectTransform.IsOverlapsChild(controller.First().RectTransform))
{
controller.ShiftWindowUp();
}
}
else
{
if (!controller.Last().RectTransform.IsInsideParentSpace(intersection.Target) && controller.RectTransform.IsOverlapsChild(controller.Last().RectTransform))
{
controller.ShiftWindowDown();
}
}
var delta = _passedDist + _delta.magnitude < _necessaryDist ? _delta : _delta.normalized * (_necessaryDist - _passedDist);
foreach (var item in controller)
{
item.RectTransform.anchoredPosition += delta;
}
_passedDist += delta.magnitude;
_delta = delta + Time.deltaTime * _acceleration;
_isAtTarget = _necessaryDist - _passedDist <= 0f;
//Debug.Log(string.Format("speed: {0} nDis: {1} pDis: {2} delta: {3}", _delta.magnitude, _necessuaryDist, _passedDist, delta.magnitude));
}
