public void OnItemOutDown()
{
if (firstItemIndex == 0)
{
//Debug.Log("CLAMP DOWN ?");
return;
}
firstItemIndex--;
//Debug.LogFormat("DOWN dragEndTarget={0} firstIndex={1}", dragEndTarget, firstItemIndex);
Transform itemTransform = contentRect.GetChild(ListCount - 1);
ObservableComponent item = itemTransform.GetComponent <ObservableComponent>();
item.Info = itemsCollection[firstItemIndex];
layoutGroup.padding.top -= (int)ItemSize;
itemTransform.SetAsFirstSibling();
threshold = (firstItemIndex + itemsOut) * ItemSize + internalOffset;
}
public void OnItemOutUp()
{
if (LastItemIndex >= ItemsCount - 1)
{
//Debug.Log("CLAMP UP ?");
return;
}
else
{
firstItemIndex++;
//Debug.LogFormat("UP dragEndTarget={0} firstIndex={1}", dragEndTarget, firstItemIndex);
Transform itemTransform = contentRect.GetChild(0);
ObservableComponent item = itemTransform.GetComponent <ObservableComponent>();
item.Info = itemsCollection[LastItemIndex];
layoutGroup.padding.top += (int)ItemSize;
itemTransform.SetAsLastSibling();
threshold = (firstItemIndex + itemsOut) * ItemSize + internalOffset;
}
}
public virtual void RemoveItemAt(int index)
{
if (index > ItemsCount - 1)
{
return;
}
ItemsCollection.RemoveAt(index);
// TODO : THINK ABOUT CHANGING STRATEGY AND MAKING USE OF LayoutGroups !
if (index > firstItemIndex && index < LastItemIndex)
{
// remove item from screen
for (int i = index; i < LastItemIndex && i < contentRect.childCount; i++)
{
Transform itemTransform = contentRect.GetChild(i);
ObservableComponent item = itemTransform.GetComponent <ObservableComponent>();
item.Info = itemsCollection[i];
}
}
}
