// checks if a position is indie the fade area
private bool CanFade(Vector3 position, UIScrollElement element)
{
// in between the bounds => inside
//if ((int)position.y == (int)upFade || (int)position.y == (int)lowFade)
//if (upFade > position.y && !dragUp || lowFade < position.y && dragUp)
if ((upFade > position.y && lowFade < position.y) && !element.isFadedIn)
{
return(true);
}
return(false);
}
private IEnumerator cGetScrollElements()
{
yield return(new WaitForEndOfFrame());
yield return(new WaitForEndOfFrame());
started = false;
firstGUIcall = true;
firstUpdate = true;
scrollElements = new List <UIScrollElement>();
for (int i = 0; i < scrollRect.content.childCount; i++)
{
UIScrollElement element = scrollRect.content.GetChild(i).GetComponent <UIScrollElement>();
//element.isFadedIn = false;
if (element != null)
{
// set the inside value to fit its first position
print("INSIDE - element " + i + ", position " + element.transform.position);
if (!IsInside(element.transform.position))
{
if (element.elementType == UIScrollElement.ElementType.editorLevel)
{
Debug.Log("nicht inside " + element.gameObject.name);
}
// begin fading animations if object is actually outside but still set to inside
//element.gameObject.SetActive(false);
element.InstantFadeOut();
}
else// if (element.elementType == UIScrollElement.ElementType.product)
{
element.gameObject.SetActive(true);
element.FadeIn();
// element.FadeIn();
}
// reference the element
scrollElements.Add(element);
}
}
//started = true;
//StartCoroutine(cCorrectInsideSetting());
yield break;
}
// correct the current state of an scrollelement, if it should be faded out(-> outside the inside area) and its not, fade it and vice versa
private IEnumerator cCorrectInsideSetting()
{
yield return(new WaitForEndOfFrame());
yield return(new WaitForEndOfFrame());
for (int i = 0; i < scrollElements.Count; i++)
{
UIScrollElement element = scrollElements[i];
//if (i == scrollElements.Count - 1 && element.transform.position.y >= lowInside)
// dragUpPossible = false;
//else if (i == 0 && element.transform.position.y <= upInside)
// dragDownPossible = false;
bool inside = IsInside(element.transform.position);
//Debug.Log("inside? " + inside + " i " + i + " pos " + element.transform.position);
if (inside && element.isFadedIn)
{
//// first product
//if (i == 0 && !dragUp)
//{
// dragDownPossible = true;
// dragUpPossible = false;
//}
//// last product
//else if (i == scrollElements.Count - 1 && dragUp)
//{
// dragUpPossible = false;
// dragDownPossible = true;
//}
}
// element is not inside => perform checks if thats correct
else if (!inside)
{
//// first product
//if (i == 0 && dragUp && IsInside(scrollElements[scrollElements.Count - 1].transform.position))
//{
// dragDownPossible = true;
// dragUpPossible = false;
//}
//// last product
//else if (i == scrollElements.Count - 1 && !dragUp && IsInside(scrollElements[0].transform.position))
//{
// dragUpPossible = true;
// dragDownPossible = false;
//}
// begin fading animations if object is actually outside but still set to inside
if (element.isFadedIn)
{
element.FadeOut();
}
else
{
//dragDownPossible = true;
//dragUpPossible = true;
}
}
// element is between the fade lines, and outside the inside area
else if (CanFade(element.transform.position, element) && !element.isFadedIn)
{
// begin fading animations if object is actually inside but not set to inside
element.gameObject.SetActive(true);
element.FadeIn();
//// the first item is inside, which means we cant drag
//if (i == 0)
//{
// dragDownPossible = false;
//}
//else if (i == scrollElements.Count - 1 && scrollElements.Count > 2)
//{
// dragUpPossible = false;
//}
}
}
yield break;
}
