private IEnumerator AddItemsAsync()
{
StoreAllItem();
m_scrollViewDrag.enabled = false;
for (int i = 0; i < m_maxArrangeNum; i++)
{
for (int j = 0; j < maxPerLine; j++)
{
if (i * maxPerLine + j >= m_datas.Count)
{
break;
}
LoopGridBaseItem item = AddOneItem(i, j);
if (m_items.Count - 1 < i)
{
m_items.Add(new List <LoopGridBaseItem>());
}
m_items[i].Add(item);
yield return(null);
}
}
m_scrollViewDrag.enabled = true;
m_isNotNeedAsync = true;
m_addItemTimer = null;
}
/// <summary>
/// 某个数据发生变化，直接改变数据,然后调用这个函数进行重新填充（比如折叠的item展开）
/// 特点不会把scroll重置到原始状态
/// </summary>
public void RefreshData()
{
int dataArrangeNum = Mathf.CeilToInt((float)m_datas.Count / (float)maxPerLine);
bool preIsLoop = m_panel.onClipMove == OnPanelLoopClipMove;
bool curIsLoop = dataArrangeNum >= m_fillCount + m_cacheNum;
//调整item数量
if (preIsLoop && curIsLoop)
{
m_dataArrangeNum = dataArrangeNum;
// 把所有的ITEM遍历一遍，重新根据变化的数据填值
bool isMove = false;
for (int i = m_items.Count - 1; i >= 0; i--)
{
List <LoopGridBaseItem> list = m_items[i];
for (int j = list.Count - 1; j >= 0; j--)
{
LoopGridBaseItem item = list[j];
isMove = !item.UpdateItem();
if (isMove)
{
m_forwardCacheNum = m_forwardCacheNum - (m_cacheNum - 1);
MoveToIndex(Mathf.Max(0, m_datas.Count - m_fillCount * maxPerLine));
m_forwardCacheNum = m_forwardCacheNum + (m_cacheNum - 1);
}
}
}
}
else
{
ResetToBegin();
}
}
private void MoveGridItem(bool isTopToBottom, bool isMoveForward)
{
List <LoopGridBaseItem> items;
// 判断是否是 上（左）移动到下（右)
int curIndex;
int itemIndex;
int sign;
if (isTopToBottom)
{
curIndex = m_maxIndex + 1;
itemIndex = 0;
sign = 1;
}
else
{
curIndex = m_minIndex - 1;
itemIndex = m_items.Count - 1;
sign = -1;
}
items = m_items[itemIndex];
int targetIndex = itemIndex == 0 ? m_items.Count - 1 : 0;
m_items.Remove(items);
m_items.Insert(targetIndex, items);
for (int i = 0; i < items.Count; i++)
{
if (curIndex * maxPerLine + i < 0)
{
break;
}
if (curIndex * maxPerLine + i > m_datas.Count - 1)
{
break;
}
LoopGridBaseItem item = items[i];
item.FillItem(m_datas, curIndex * maxPerLine + i, curIndex, i);
}
m_minIndex += sign;
m_maxIndex += sign;
if (isMoveForward)
{
m_forwardCacheNum -= sign;
}
}
private LoopGridBaseItem AddOneItem(int gridIndex, int lineIndex)
{
GameObject go = GetGridItem();
LoopGridBaseItem item = go.GetComponent(m_loopGridType) as LoopGridBaseItem;
if (item == null)
{
item = go.AddComponent(m_loopGridType) as LoopGridBaseItem;
item.grid = this;
item.SetFirstItemData(m_datas, gridIndex * maxPerLine + lineIndex);
item.FindItem();
}
item.transform.parent = transform;
item.transform.localScale = Vector3.one;
item.gameObject.SetActive(true);
item.FillItem(m_datas, gridIndex * maxPerLine + lineIndex, gridIndex, lineIndex);
return(item);
}
private void AddItems()
{
StoreAllItem();
for (int i = 0; i < m_maxArrangeNum; i++)
{
for (int j = 0; j < maxPerLine; j++)
{
if (i * maxPerLine + j >= m_datas.Count)
{
break;
}
LoopGridBaseItem item = AddOneItem(i, j);
if (m_items.Count - 1 < i)
{
m_items.Add(new List <LoopGridBaseItem>());
}
m_items[i].Add(item);
}
}
}
