public virtual void Clear()
{
foreach (var item in Data)
{
var temp = item.Value;
for (int i = 0; i < temp.Layer; ++i)
{
clearBuff.Add(temp[i]);
}
}
foreach (var item in clearBuff)
{
Remove(item);
}
ListData.Clear();
ShowData.Clear();
Data.Clear();
}
