public LoopGridViewItem GetItem()
{
mCurItemIdCount++;
LoopGridViewItem tItem = null;
if (mTmpPooledItemList.Count > 0)
{
int count = mTmpPooledItemList.Count;
tItem = mTmpPooledItemList[count - 1];
mTmpPooledItemList.RemoveAt(count - 1);
tItem.gameObject.SetActive(true);
}
else
{
int count = mPooledItemList.Count;
if (count == 0)
{
tItem = CreateItem();
}
else
{
tItem = mPooledItemList[count - 1];
mPooledItemList.RemoveAt(count - 1);
tItem.gameObject.SetActive(true);
}
}
tItem.ItemId = mCurItemIdCount;
return(tItem);
}
public void RecycleItem(LoopGridViewItem item)
{
item.PrevItem = null;
item.NextItem = null;
// 按序回收
mTmpPooledItemList.Insert(0, item);
}
public void Init(GameObject prefabObj, int createCount, RectTransform parent)
{
mPrefabObj = prefabObj;
mPrefabName = mPrefabObj.name;
mInitCreateCount = createCount;
mItemParent = parent;
mPrefabObj.SetActive(false);
for (int i = 0; i < mInitCreateCount; ++i)
{
LoopGridViewItem tViewItem = CreateItem();
RecycleItemReal(tViewItem);
}
}
public LoopGridViewItem GetItemByRow(int row)
{
LoopGridViewItem cur = mFirst;
while (cur != null)
{
if (cur.Row == row)
{
return(cur);
}
cur = cur.NextItem;
}
return(null);
}
public LoopGridViewItem GetItemByColumn(int column)
{
LoopGridViewItem cur = mFirst;
while (cur != null)
{
if (cur.Column == column)
{
return(cur);
}
cur = cur.NextItem;
}
return(null);
}
public void Clear()
{
LoopGridViewItem current = mFirst;
while (current != null)
{
current.PrevItem = null;
current.NextItem = null;
current = current.NextItem;
}
mFirst = null;
mLast = null;
mCount = 0;
}
public LoopGridViewItem CreateItem()
{
GameObject go = GameObject.Instantiate <GameObject>(mPrefabObj, Vector3.zero, Quaternion.identity, mItemParent);
go.SetActive(true);
RectTransform rf = go.GetComponent <RectTransform>();
rf.localScale = Vector3.one;
rf.anchoredPosition3D = Vector3.zero;
rf.localEulerAngles = Vector3.zero;
LoopGridViewItem tViewItem = go.GetComponent <LoopGridViewItem>();
tViewItem.ItemPrefabName = mPrefabName;
return(tViewItem);
}
public LoopGridViewItem RemoveLast()
{
LoopGridViewItem ret = mLast;
if (mFirst == null)
{
return(ret);
}
if (mFirst == mLast)
{
mFirst = null;
mLast = null;
--mCount;
return(ret);
}
mLast = mLast.PrevItem;
mLast.NextItem = null;
--mCount;
return(ret);
}
public void AddFirst(LoopGridViewItem newItem)
{
newItem.PrevItem = null;
newItem.NextItem = null;
if (mFirst == null)
{
mFirst = newItem;
mLast = newItem;
mFirst.PrevItem = null;
mFirst.NextItem = null;
mCount++;
}
else
{
mFirst.PrevItem = newItem;
newItem.PrevItem = null;
newItem.NextItem = mFirst;
mFirst = newItem;
mCount++;
}
}
public void ReplaceItem(LoopGridViewItem curItem, LoopGridViewItem newItem)
{
newItem.PrevItem = curItem.PrevItem;
newItem.NextItem = curItem.NextItem;
if (newItem.PrevItem != null)
{
newItem.PrevItem.NextItem = newItem;
}
if (newItem.NextItem != null)
{
newItem.NextItem.PrevItem = newItem;
}
if (mFirst == curItem)
{
mFirst = newItem;
}
if (mLast == curItem)
{
mLast = newItem;
}
}
void RecycleItemReal(LoopGridViewItem item)
{
item.gameObject.SetActive(false);
mPooledItemList.Add(item);
}