public ScrollViewItem CreateInstance(int index)
{
int type = GetTypeByIndex(index);
ScrollViewItem item = null;
if (caches != null && caches[type] != null && caches[type].Count > 0)
{
item = caches[type].Pop();
item.gameObject.SetActive(true);
}
if (item == null)
{
ScrollViewPrefabData prefabData = GetPrefabDataByType(type);
if (prefabData != null && prefabData.prefab != null)
{
GameObject obj = GameObject.Instantiate(prefabData.prefab);
item = obj.AddComponent <ScrollViewItem>();
if (prefabData.widthStretch)
{
item.rectTransform.sizeDelta = new Vector2(scrollView.viewPortSzie.x, item.rectTransform.sizeDelta.y);
}
if (prefabData.heightStretch)
{
item.rectTransform.sizeDelta = new Vector2(item.rectTransform.sizeDelta.x, scrollView.viewPortSzie.y);
}
item.prefabType = type;
}
}
if (item != null)
{
item.index = index;
if (onNewItem != null)
{
onNewItem.Invoke(index, item);
}
}
return(item);
}
private GameObject GetPrefabByType(int type)
{
ScrollViewPrefabData scrollViewPrefabData = GetPrefabDataByType(type);
return(scrollViewPrefabData == null ? null : scrollViewPrefabData.prefab);
}