void ArrangeRowGroups(double buttonSize) { double num4; double y; double num3 = Math.Max((double)0.0, (double)((buttonSize - 6.0) / 2.0)) + 2.0; _excel.GetSheetLayout(); RowLayoutModel rowLayoutModel = _excel.GetRowLayoutModel(ViewportIndex, SheetArea.Cells); foreach (GroupDotInfo info in _groupDotInfos) { RowLayout layout = rowLayoutModel.Find(info.Index); if ((layout != null) && (layout.Height >= 2.0)) { num4 = (base.Location.X + (info.Level * buttonSize)) + num3; y = layout.Y + Math.Max((double)0.0, (double)((layout.Height - 2.0) / 2.0)); info.Dot.Arrange(new Rect(base.PointToClient(new Point(num4, y)), _dotSize)); } } RangeGroupDirection direction = _excel.ActiveSheet.RowRangeGroup.Direction; foreach (GroupLineInfo info2 in _groupLineInfos) { RowLayout layout2 = rowLayoutModel.FindRow(info2.Start); RowLayout layout3 = rowLayoutModel.FindRow(info2.End); if ((layout2 != null) && (layout3 != null)) { Rectangle line = info2.Line; num4 = (base.Location.X + (info2.Level * buttonSize)) + num3; y = layout2.Y; switch (direction) { case RangeGroupDirection.Forward: y++; break; case RangeGroupDirection.Backward: y--; break; } double num8 = 2.0; double num9 = Math.Max((double)0.0, (double)(((layout3.Y + layout3.Height) - layout2.Y) - 1.0)); line.Arrange(new Rect(base.PointToClient(new Point(num4, y)), new Size(num8, num9))); Rectangle startLine = info2.StartLine; if (startLine != null) { double num10 = Math.Min((double)6.0, (double)(buttonSize - 2.0)); if (num10 > 0.0) { if (direction == RangeGroupDirection.Backward) { y = (y + num9) - 2.0; } if ((y >= layout2.Y) && (y < (layout3.Y + layout3.Height))) { startLine.Arrange(new Rect(base.PointToClient(new Point(num4, y)), new Size(num10, 2.0))); } } } } } foreach (GroupButtonInfo info3 in _groupButtonInfos) { RowLayout layout4 = rowLayoutModel.FindRow(info3.Button.Index); if (layout4 != null) { GroupButton button = info3.Button; double num11 = Math.Max((double)0.0, (double)((layout4.Height - buttonSize) / 2.0)); num4 = (base.Location.X + (button.Level * buttonSize)) + 2.0; y = layout4.Y + num11; double num12 = buttonSize; double num13 = Math.Min(buttonSize, layout4.Height); button.Arrange(new Rect(base.PointToClient(new Point(num4, y)), new Size(num12, num13))); Rectangle rectangle3 = info3.Line; if ((rectangle3 != null) && (num13 < layout4.Height)) { num4 = (base.Location.X + (button.Level * buttonSize)) + num3; y = layout4.Y; double num14 = 2.0; double num15 = num11; if (info3.LineDirection == RangeGroupDirection.Backward) { y += num11 + num13; num15 = (layout4.Height - num13) - num11; } rectangle3.Arrange(new Rect(base.PointToClient(new Point(num4, y)), new Size(num14, num15))); } } } }
protected override Size MeasureOverride(Size availableSize) { if (_owner.Excel.CanCellOverflow) { int viewportLeftColumn = _owner.Excel.GetViewportLeftColumn(_owner.ColumnViewportIndex); _owner.CellOverflowLayoutBuildEngine.ViewportLeftColumn = viewportLeftColumn; int viewportRightColumn = _owner.Excel.GetViewportRightColumn(_owner.ColumnViewportIndex); _owner.CellOverflowLayoutBuildEngine.ViewportRightColumn = viewportRightColumn; } // 频繁增删Children子元素会出现卡顿现象! // Children = _rows + _recycledRows RowLayoutModel rowLayoutModel = _owner.GetRowLayoutModel(); int less = rowLayoutModel.Count - Children.Count; if (less > 0) { for (int i = 0; i < less; i++) { RowItem rowItem = new RowItem(_owner); Children.Add(rowItem); _recycledRows.Add(rowItem); } } // 先回收不可见行 List <RowItem> rows = _rows.Values.ToList(); foreach (var rowItem in rows) { RowLayout layout = rowLayoutModel.FindRow(rowItem.Row); if (layout == null || layout.Height <= 0.0) { _recycledRows.Add(rowItem); _rows.Remove(rowItem.Row); rowItem.Row = -1; rowItem.CleanUpBeforeDiscard(); } } double y = _owner.Location.Y; double left = 0.0; foreach (RowLayout layout in rowLayoutModel) { if (layout.Height <= 0.0) { continue; } bool updateAllCell = false; RowItem rowItem = null; if (!_rows.TryGetValue(layout.Row, out rowItem)) { // 重新利用回收的行 rowItem = _recycledRows[0]; _recycledRows.RemoveAt(0); rowItem.Row = layout.Row; _rows.Add(layout.Row, rowItem); updateAllCell = true; } rowItem.Location = new Point(_owner.Location.X, y); rowItem.UpdateChildren(updateAllCell); int z = rowItem.ContainsSpanCell ? _spanRowZIndexBase + rowItem.Row : _normalZIndexBase + rowItem.Row; z = z % 0x7ffe; Canvas.SetZIndex(rowItem, z); // 测量尺寸足够大,否则当单元格占多行时在uno上只绘一行! rowItem.Measure(availableSize); y += layout.Height; left = Math.Max(left, rowItem.DesiredSize.Width); } // 测量回收的行 if (_recycledRows.Count > 0) { foreach (var rowItem in _recycledRows) { rowItem.Measure(_szEmpty); } } return(new Size(left + _owner.Location.X, y)); }
protected override Size MeasureOverride(Size availableSize) { BuildSpanGraph(); // 频繁增删Children子元素会出现卡顿现象! // Children = _rows + _recycledRows RowLayoutModel rowLayoutModel = GetRowLayoutModel(); int less = rowLayoutModel.Count - Children.Count; if (less > 0) { for (int i = 0; i < less; i++) { HeaderItem rowItem = new HeaderItem(this); Children.Add(rowItem); _recycledRows.Add(rowItem); } } // 先回收不可见行 List <HeaderItem> rows = _rows.Values.ToList(); foreach (var rowItem in rows) { RowLayout layout = rowLayoutModel.FindRow(rowItem.Row); if (layout == null || layout.Height <= 0.0) { _recycledRows.Add(rowItem); _rows.Remove(rowItem.Row); rowItem.Row = -1; } } double x = Location.X; double y = Location.Y; double maxWidth = 0.0; foreach (RowLayout layout in rowLayoutModel) { if (layout.Height <= 0.0) { continue; } bool updateAllCell = false; HeaderItem rowItem = null; if (!_rows.TryGetValue(layout.Row, out rowItem)) { // 重新利用回收的行 rowItem = _recycledRows[0]; _recycledRows.RemoveAt(0); rowItem.Row = layout.Row; _rows.Add(layout.Row, rowItem); updateAllCell = true; } rowItem.UpdateChildren(updateAllCell); int z = rowItem.ContainsSpanCell ? _spanRowZIndexBase + rowItem.Row : _normalZIndexBase + rowItem.Row; z = z % 0x7ffe; Canvas.SetZIndex(rowItem, z); rowItem.Location = new Point(x, y); // 测量尺寸足够大,否则当单元格占多行时在uno上只绘一行! rowItem.Measure(availableSize); y += layout.Height; maxWidth = Math.Max(maxWidth, rowItem.DesiredSize.Width); } // 测量回收的行 if (_recycledRows.Count > 0) { foreach (var rowItem in _recycledRows) { rowItem.Measure(_szEmpty); } } return(new Size(maxWidth + Location.X, y)); }