private void _SetUpdateRectItem(int scrollPerLineIndex) { if (scrollPerLineIndex < 0) { return; } _curScrollPerLineIndex = scrollPerLineIndex; int startDataIndex = _curScrollPerLineIndex * maxPerLine; int endDataIndex = (_curScrollPerLineIndex + viewCount) * maxPerLine; for (int i = _listItem.Count - 1; i >= 0; i--) { UIWrapGridCell item = _listItem[i]; int index = item.Index; if (index < startDataIndex || index >= endDataIndex) { item.SetGridIndex(-1); _listItem.Remove(item); _unUseItem.Enqueue(item); } } for (int dataIndex = startDataIndex; dataIndex < endDataIndex; dataIndex++) { if (dataIndex >= _wrapGrid.GridSize) { continue; } if (_IsExistDataByDataIndex(dataIndex)) { continue; } _CreateItem(dataIndex); } }
public void RefreshCell(UIWrapGridCell cell) { }