void FillSlots()
{
FormationSlotItem[] old_items = items;
items = new FormationSlotItem[_count];
// copy
if (old_items != null)
{
//for (int i = 0; i < _count && i < old_items.Length; i++) {
// if (old_items[i] != null) {
// items[i] = old_items[i];
// old_items[i] = null;
// }
//}
//for (int i = 0; i < old_items.Length; i++) {
// Destroy(old_items[i].gameObject);
//}
for (int i = 0; i < old_items.Length; i++)
{
if (old_items[i] != null && i < _count)
{
items[i] = old_items[i];
old_items[i] = null;
}
else
{
Destroy(old_items[i].gameObject);
}
}
}
Vector2 pos = prefab.gameObject.GetComponent <RectTransform>().anchoredPosition;
// float start_pos = pos.x - (items.Length - 1) / 2 * _elementWidth;
for (int i = 0; i < items.Length; i++)
{
FormationSlotItem item = items[i];
if (item == null)
{
item = Instantiate(prefab);
items[i] = item;
item.gameObject.SetActive(true);
// Set(i, i + 1, string.Format("{0}", 11000 + i));
}
RectTransform rt = item.gameObject.GetComponent <RectTransform>();
rt.SetParent(GetComponent <RectTransform>(), false);
SetPosition(rt, i);
item.gameObject.name = string.Format("obj_{0}", i);
}
}
public void Set(int index, long key, string skeletonName, System.Action func)
{
if (index < 0 || index >= items.Length || items[index] == null)
{
return;
}
FormationSlotItem item = items[index];
item.key = key;
item.UpdateSkeleton(key == 0 ? "" : skeletonName);
if (func != null)
{
func();
func = null;
}
}
void Update()
{
if (_count <= 1)
{
return;
}
// Array.Sort(items, new CustomComparer());
FormationSlotItem draging = null;
int drag_slot = -1;
for (int i = 0; i < items.Length; i++)
{
if (items[i] != null && items[i].dragOnSurfaces)
{
draging = items[i];
drag_slot = i;
break;
}
}
if (draging == null)
{
if (dirty)
{
dirty = false;
for (int i = 0; i < items.Length; i++)
{
SetPosition(items[i].gameObject.GetComponent <RectTransform>(), i);
}
if (onOrderChange != null)
{
onOrderChange();
}
}
return;
}
dirty = true;
if (draging.rt.anchoredPosition.x < start_pos)
{
draging.rt.anchoredPosition = new Vector2(start_pos, y_pos);
}
if (draging.rt.anchoredPosition.x > end_pos)
{
draging.rt.anchoredPosition = new Vector2(end_pos, y_pos);
}
int target_slot = (int)((draging.rt.anchoredPosition.x - start_pos + _elementWidth / 2) / _elementWidth);
if (target_slot != drag_slot)
{
if (!items[target_slot].isLocked)
{
items[drag_slot] = items[target_slot];
items[target_slot] = draging;
if (items[drag_slot] != null)
{
SetPosition(items[drag_slot].gameObject.GetComponent <RectTransform>(), drag_slot);
}
}
}
}