CellRange ClipCellRange(CellRange source)
{
RowLayoutModel rowLayoutModel = OwnPanel.GetRowLayoutModel();
ColumnLayoutModel columnLayoutModel = GetColumnLayoutModel();
ICellsSupport dataContext = OwnPanel.GetDataContext();
int row = Math.Max(rowLayoutModel[0].Row, source.Row);
int num2 = Math.Min(rowLayoutModel[rowLayoutModel.Count - 1].Row, (source.Row + source.RowCount) - 1);
int column = Math.Max(columnLayoutModel[0].Column, source.Column);
int num4 = Math.Min(columnLayoutModel[columnLayoutModel.Count - 1].Column, (source.Column + source.ColumnCount) - 1);
for (int i = row; i <= num2; i++)
{
if (dataContext.Rows[i].ActualHeight > 0.0)
{
row = i;
break;
}
}
for (int j = column; j <= num4; j++)
{
if (dataContext.Columns[j].ActualWidth > 0.0)
{
column = j;
break;
}
}
return(new CellRange(row, column, (num2 - row) + 1, (num4 - column) + 1));
}
protected override Size ArrangeOverride(Size finalSize)
{
if (Row == -1 || finalSize.Width == 0 || finalSize.Height == 0)
{
if (Children.Count > 0)
{
foreach (UIElement elem in Children)
{
elem.Arrange(_rcEmpty);
}
}
return(finalSize);
}
ColumnLayoutModel colLayoutModel = GetColumnLayoutModel();
RowLayout layout = Owner.GetRowLayoutModel().FindRow(Row);
foreach (ColumnLayout colLayout in colLayoutModel)
{
if (colLayout.Width <= 0.0)
{
continue;
}
HeaderCellItem cell = GetCell(colLayout.Column);
if (cell != null)
{
double x = colLayout.X;
double y = layout.Y;
double width = colLayout.Width;
double height = layout.Height;
int num5 = 0x2710 + colLayout.Column;
CellLayout cellLayout = cell.CellLayout;
if (cellLayout != null)
{
x = cellLayout.X;
y = cellLayout.Y;
width = cellLayout.Width;
height = cellLayout.Height;
num5 = 0x4e20 + colLayout.Column;
}
num5 = num5 % 0x7ffe;
Canvas.SetZIndex(cell, num5);
cell.Arrange(new Rect(x - Location.X, y - Location.Y, width, height));
}
}
if (_recycledCells.Count > 0)
{
foreach (var cell in _recycledCells)
{
cell.Arrange(_rcEmpty);
}
}
return(finalSize);
}
protected override Size MeasureOverride(Size availableSize)
{
if (Row == -1 ||
availableSize.Width == 0.0 ||
availableSize.Height == 0.0)
{
return(new Size());
}
ColumnLayoutModel colLayoutModel = GetColumnLayoutModel();
RowLayout layout = Owner.GetRowLayoutModel().FindRow(Row);
RowWidth = 0.0;
double height = 0.0;
foreach (ColumnLayout colLayout in colLayoutModel)
{
RowWidth += colLayout.Width;
HeaderCellItem cell = GetCell(colLayout.Column);
if (cell == null)
{
continue;
}
CellLayout cellLayout = cell.CellLayout;
if (cellLayout != null)
{
cell.Measure(new Size(cellLayout.Width, cellLayout.Height));
if (cellLayout.Height > height)
{
height = cellLayout.Height;
}
}
else
{
cell.Measure(new Size(colLayout.Width, layout.Height));
if (layout.Height > height)
{
height = layout.Height;
}
}
}
if (_recycledCells.Count > 0)
{
foreach (var cell in _recycledCells)
{
cell.Measure(_szEmpty);
}
}
double width = Math.Min(RowWidth, Owner.GetViewportSize().Width);
return(new Size(width, height));
}
internal Rect GetCellBounds(int p_row, int p_column, bool p_ignoreMerged)
{
if (Excel == null)
{
return(new Rect());
}
// 包含合并情况
CellLayoutModel model = null;
if (!p_ignoreMerged)
{
model = Excel.GetCellLayoutModel(RowViewportIndex, ColumnViewportIndex, SheetArea.Cells);
}
CellLayout layout = (model == null) ? null : model.FindCell(p_row, p_column);
if (layout != null)
{
return(new Rect(layout.X, layout.Y, layout.Width, layout.Height));
}
RowLayoutModel rowLayoutModel = Excel.GetRowLayoutModel(RowViewportIndex, SheetArea.Cells);
ColumnLayoutModel columnLayoutModel = Excel.GetColumnLayoutModel(ColumnViewportIndex, SheetArea.Cells);
if (rowLayoutModel == null || columnLayoutModel == null)
{
return(new Rect());
}
RowLayout layout2 = rowLayoutModel.Find(p_row);
ColumnLayout layout3 = columnLayoutModel.Find(p_column);
double x = -1.0;
double y = -1.0;
double width = 0.0;
double height = 0.0;
if (layout2 != null)
{
y = layout2.Y;
height = layout2.Height;
}
if (layout3 != null)
{
x = layout3.X;
width = layout3.Width;
}
return(new Rect(x, y, width, height));
}
protected override Size ArrangeOverride(Size finalSize)
{
if (Row == -1 || finalSize.Width == 0 || finalSize.Height == 0)
{
foreach (UIElement elem in Children)
{
elem.Arrange(_rcEmpty);
}
return(finalSize);
}
ColumnLayoutModel colLayoutModel = GetColumnLayoutModel();
RowLayout layout = OwnPanel.GetRowLayoutModel().FindRow(Row);
foreach (ColumnLayout colLayout in colLayoutModel)
{
CellItem cell;
if (colLayout.Width <= 0.0 || (cell = GetCell(colLayout.Column)) == null)
{
continue;
}
double left = colLayout.X;
double top = layout.Y;
double w = colLayout.Width;
double h = layout.Height;
int zIndex = _normalCellZIndexBase + colLayout.Column;
CellLayout cellLayout = cell.CellLayout;
if (cellLayout != null)
{
left = cellLayout.X;
top = cellLayout.Y;
w = cellLayout.Width;
h = cellLayout.Height;
zIndex = _spanCellZIndexBase + colLayout.Column;
}
// Canvas.SetZIndex 对所有继承自 Panel 的面板都有效，z值大的在上层，z值相同时按 Children 的索引，索引大的在上层
// 但uno中 Canvas.SetZIndex 无效，只按 Children 的索引确定层次！
if (cell.CellOverflowLayout != null)
{
zIndex = _flowCellZIndexBase + colLayout.Column;
}
zIndex = zIndex % 0x7ffe;
Canvas.SetZIndex(cell, zIndex);
cell.Arrange(new Rect(left - Location.X, top - Location.Y, w, h));
}
if (_recycledCells.Count > 0)
{
foreach (var cell in _recycledCells)
{
cell.Arrange(_rcEmpty);
}
}
CellOverflowLayoutModel cellOverflowLayoutModel = OwnPanel.GetCellOverflowLayoutModel(Row);
if (cellOverflowLayoutModel == null)
{
return(finalSize);
}
Worksheet worksheet = OwnPanel.Excel.ActiveSheet;
float zoomFactor = OwnPanel.Excel.ZoomFactor;
if (cellOverflowLayoutModel.HeadingOverflowlayout != null)
{
double num7 = Location.X;
double num8 = layout.Y;
for (int j = cellOverflowLayoutModel.HeadingOverflowlayout.Column; j < colLayoutModel[0].Column; j++)
{
double actualColumnWidth = worksheet.GetActualColumnWidth(j, SheetArea.Cells);
num7 -= actualColumnWidth * zoomFactor;
}
double num12 = worksheet.GetActualColumnWidth(cellOverflowLayoutModel.HeadingOverflowlayout.Column, SheetArea.Cells) * zoomFactor;
Size size = new Size(num12, layout.Height);
Rect rect = new Rect(PointToClient(new Point(num7, num8)), size);
int num13 = _flowCellZIndexBase + cellOverflowLayoutModel.HeadingOverflowlayout.Column;
num13 = num13 % 0x7ffe;
Canvas.SetZIndex(HeadingOverflowCell, num13);
HeadingOverflowCell.Arrange(rect);
}
if (cellOverflowLayoutModel.TrailingOverflowlayout == null)
{
return(finalSize);
}
ColumnLayout layout4 = colLayoutModel[colLayoutModel.Count - 1];
if (layout4 == null)
{
return(finalSize);
}
double x = layout4.X;
double y = layout.Y;
for (int i = layout4.Column; i < cellOverflowLayoutModel.TrailingOverflowlayout.Column; i++)
{
x += worksheet.GetActualColumnWidth(i, SheetArea.Cells) * zoomFactor;
}
double width = worksheet.GetActualColumnWidth(cellOverflowLayoutModel.TrailingOverflowlayout.Column, SheetArea.Cells) * zoomFactor;
Size size2 = new Size(width, layout.Height);
Rect rect2 = new Rect(PointToClient(new Point(x, y)), size2);
int num18 = _flowCellZIndexBase + cellOverflowLayoutModel.TrailingOverflowlayout.Column;
num18 = num18 % 0x7ffe;
Canvas.SetZIndex(TrailingOverflowCell, num18);
TrailingOverflowCell.Arrange(rect2);
return(finalSize);
}
protected override Size MeasureOverride(Size availableSize)
{
if (Row == -1 || availableSize.Width == 0.0 || availableSize.Height == 0.0)
{
foreach (UIElement elem in Children)
{
elem.Measure(_szEmpty);
}
return(_szEmpty);
}
ColumnLayoutModel colLayoutModel = GetColumnLayoutModel();
RowLayout layout = OwnPanel.GetRowLayoutModel().FindRow(Row);
CellOverflowLayoutModel cellOverflowLayoutModel = OwnPanel.GetCellOverflowLayoutModel(Row);
RowWidth = 0.0;
double height = 0.0;
foreach (ColumnLayout colLayout in colLayoutModel)
{
RowWidth += colLayout.Width;
CellItem cell = GetCell(colLayout.Column);
if (cell == null)
{
continue;
}
double w = colLayout.Width;
double h = layout.Height;
if (cell.CellLayout != null)
{
w = cell.CellLayout.Width;
h = cell.CellLayout.Height;
}
cell.CellOverflowLayout = null;
if (cell.CellLayout == null && cellOverflowLayoutModel != null)
{
var cellOverflowLayout = cellOverflowLayoutModel.GetCellOverflowLayout(colLayout.Column);
if ((cellOverflowLayout != null) && (cellOverflowLayout.Column == colLayout.Column))
{
cell.CellOverflowLayout = cellOverflowLayout;
}
}
cell.Measure(new Size(w, h));
if (h > height)
{
height = h;
}
}
if (_recycledCells.Count > 0)
{
foreach (var cell in _recycledCells)
{
cell.Measure(_szEmpty);
}
}
double width = Math.Min(RowWidth, OwnPanel.GetViewportSize().Width);
if (cellOverflowLayoutModel != null)
{
Worksheet worksheet = OwnPanel.Excel.ActiveSheet;
float zoomFactor = OwnPanel.Excel.ZoomFactor;
if (cellOverflowLayoutModel.HeadingOverflowlayout != null)
{
HeadingOverflowCell.CellOverflowLayout = cellOverflowLayoutModel.HeadingOverflowlayout;
double num8 = worksheet.GetActualColumnWidth(cellOverflowLayoutModel.HeadingOverflowlayout.Column, SheetArea.Cells) * zoomFactor;
Size size = new Size(num8, layout.Height);
HeadingOverflowCell.Measure(size);
}
if (cellOverflowLayoutModel.TrailingOverflowlayout != null)
{
TrailingOverflowCell.CellOverflowLayout = cellOverflowLayoutModel.TrailingOverflowlayout;
double num9 = worksheet.GetActualColumnWidth(cellOverflowLayoutModel.TrailingOverflowlayout.Column, SheetArea.Cells) * zoomFactor;
Size size2 = new Size(num9, layout.Height);
TrailingOverflowCell.Measure(size2);
}
}
return(new Size(width, height));
}
//*** CellsPanel.Measure -> RowsLayer.Measure -> RowItem.UpdateChildren -> 行列改变时 CellItem.UpdateChildren -> RowItem.Measure -> CellItem.Measure ***//
public void UpdateChildren(bool p_updateAllCell)
{
// 频繁增删Children子元素会出现卡顿现象！
// Children = Cells + _recycledCells
ColumnLayoutModel colLayoutModel = GetColumnLayoutModel();
int less = colLayoutModel.Count - Children.Count + (_headingOverflowCell == null ? 0 : 1) + (_trailingOverflowCell == null ? 0 : 1);
if (less > 0)
{
for (int i = 0; i < less; i++)
{
var cell = new CellItem(this);
Children.Add(cell);
_recycledCells.Add(cell);
}
}
// 先回收不可见格
var cols = Cells.Values.ToList();
foreach (var cell in cols)
{
ColumnLayout layout = colLayoutModel.FindColumn(cell.Column);
if (layout == null || layout.Width <= 0.0)
{
PushRecycledCell(cell);
}
}
int updateCells = 0;
ContainsSpanCell = false;
SpanGraph cachedSpanGraph = OwnPanel.CachedSpanGraph;
for (int i = 0; i < colLayoutModel.Count; i++)
{
ColumnLayout colLayout = colLayoutModel[i];
if (colLayout.Width <= 0.0)
{
continue;
}
byte state = cachedSpanGraph.GetState(Row, colLayout.Column);
CellLayout layout = null;
if (state > 0)
{
CellLayoutModel cellLayoutModel = OwnPanel.GetCellLayoutModel();
if (cellLayoutModel != null)
{
layout = cellLayoutModel.FindCell(Row, colLayout.Column);
if (layout != null)
{
ContainsSpanCell = true;
}
}
}
CellItem cell = GetCell(colLayout.Column);
bool rangeChanged = false;
if (layout != null && layout.Width > 0.0 && layout.Height > 0.0)
{
CellRange range = ClipCellRange(layout.GetCellRange());
rangeChanged = (Row != range.Row) || (range.Column != colLayout.Column);
// 跨多列
if (layout.ColumnCount > 1)
{
// 移除跨度区域内的所有格
int maxCol = (layout.Column + layout.ColumnCount) - 1;
for (int j = i + 1; j < colLayoutModel.Count; j++)
{
int curCol = colLayoutModel[j].Column;
if (curCol > maxCol)
{
break;
}
i = j;
CellItem ci = GetCell(curCol);
if (ci != null)
{
PushRecycledCell(ci);
}
}
}
}
// 跨度不同不显示
if (rangeChanged)
{
if (cell != null)
{
PushRecycledCell(cell);
}
continue;
}
bool updated = false;
if (cell == null)
{
// 重新利用回收的格
cell = _recycledCells[0];
_recycledCells.RemoveAt(0);
cell.Column = colLayout.Column;
Cells.Add(colLayout.Column, cell);
updated = true;
}
cell.CellLayout = layout;
if (p_updateAllCell || updated)
{
cell.UpdateChildren();
updateCells++;
}
}
CellOverflowLayoutModel cellOverflowLayoutModel = OwnPanel.GetCellOverflowLayoutModel(Row);
if ((cellOverflowLayoutModel != null) && !cellOverflowLayoutModel.IsEmpty)
{
if (cellOverflowLayoutModel.HeadingOverflowlayout != null)
{
if (HeadingOverflowCell == null)
{
HeadingOverflowCell = new CellItem(this);
}
if (HeadingOverflowCell.Column != cellOverflowLayoutModel.HeadingOverflowlayout.Column)
{
HeadingOverflowCell.Column = cellOverflowLayoutModel.HeadingOverflowlayout.Column;
HeadingOverflowCell.UpdateChildren();
updateCells++;
}
}
else
{
HeadingOverflowCell = null;
}
if (cellOverflowLayoutModel.TrailingOverflowlayout != null)
{
if (TrailingOverflowCell == null)
{
TrailingOverflowCell = new CellItem(this);
}
if (TrailingOverflowCell.Column != cellOverflowLayoutModel.TrailingOverflowlayout.Column)
{
TrailingOverflowCell.Column = cellOverflowLayoutModel.TrailingOverflowlayout.Column;
TrailingOverflowCell.UpdateChildren();
updateCells++;
}
}
else
{
TrailingOverflowCell = null;
}
}
else
{
HeadingOverflowCell = null;
TrailingOverflowCell = null;
}
#if !IOS
// iOS在 MeasureOverride 内部调用子元素的 InvalidateMeasure 会造成死循环！
// 不重新测量会造成如：迷你图忽大忽小的情况
if (updateCells > 0)
{
InvalidateMeasure();
}
#endif
}
internal Rect GetRangeBounds(CellRange range, out bool isLeftVisible, out bool isRightVisible, out bool isTopVisible, out bool isBottomVisible)
{
isLeftVisible = true;
isRightVisible = true;
isTopVisible = true;
isBottomVisible = true;
RowLayoutModel rowLayoutModel = GetRowLayoutModel();
ColumnLayoutModel viewportColumnLayoutModel = Excel.GetViewportColumnLayoutModel(ColumnViewportIndex);
int row = (rowLayoutModel.Count > 0) ? rowLayoutModel[0].Row : -1;
int num2 = (rowLayoutModel.Count > 0) ? rowLayoutModel[rowLayoutModel.Count - 1].Row : -1;
int column = (viewportColumnLayoutModel.Count > 0) ? viewportColumnLayoutModel[0].Column : -1;
int num4 = (viewportColumnLayoutModel.Count > 0) ? viewportColumnLayoutModel[viewportColumnLayoutModel.Count - 1].Column : -1;
if (!range.Intersects(row, column, (num2 - row) + 1, (num4 - column) + 1))
{
return(Rect.Empty);
}
int index = Math.Max(range.Row, row);
int num6 = Math.Max(range.Column, column);
int num7 = Math.Min((range.Row + range.RowCount) - 1, num2);
int num8 = Math.Min((range.Column + range.ColumnCount) - 1, num4);
RowLayout layout = rowLayoutModel.Find(index);
RowLayout layout2 = rowLayoutModel.Find(num7);
ColumnLayout layout3 = viewportColumnLayoutModel.Find(num6);
ColumnLayout layout4 = viewportColumnLayoutModel.Find(num8);
double x = -1.0;
double y = -1.0;
double height = 0.0;
double width = 0.0;
if ((layout != null) && (layout2 != null))
{
y = layout.Y;
height = (layout2.Y + layout2.Height) - layout.Y;
}
else if (rowLayoutModel.Count > 0)
{
y = rowLayoutModel[0].Y;
height = (rowLayoutModel[rowLayoutModel.Count - 1].Y + rowLayoutModel[rowLayoutModel.Count - 1].Height) - y;
}
if ((layout3 != null) && (layout4 != null))
{
x = layout3.X;
width = (layout4.X + layout4.Width) - layout3.X;
}
else if (viewportColumnLayoutModel.Count > 0)
{
x = viewportColumnLayoutModel[0].X;
width = (viewportColumnLayoutModel[viewportColumnLayoutModel.Count - 1].X + viewportColumnLayoutModel[viewportColumnLayoutModel.Count - 1].Width) - x;
}
if (range.Column < column)
{
isLeftVisible = false;
}
if (range.Row < row)
{
isTopVisible = false;
}
if ((num4 != -1) && (((range.Column + range.ColumnCount) - 1) > num4))
{
isRightVisible = false;
}
if ((num2 != -1) && (((range.Row + range.RowCount) - 1) > num2))
{
isBottomVisible = false;
}
return(new Rect(PointToClient(new Point(x, y)), new Size(width, height)));
}
internal Rect GetRangeBounds(CellRange range, SheetArea area)
{
SheetSpanModel spanModel = null;
if (Excel.ActiveSheet != null)
{
switch (area)
{
case SheetArea.Cells:
spanModel = Excel.ActiveSheet.SpanModel;
break;
case (SheetArea.CornerHeader | SheetArea.RowHeader):
spanModel = Excel.ActiveSheet.RowHeaderSpanModel;
break;
case SheetArea.ColumnHeader:
spanModel = Excel.ActiveSheet.ColumnHeaderSpanModel;
break;
}
}
if (spanModel != null)
{
CellRange range2 = spanModel.Find(range.Row, range.Column);
if (((range2 != null) && (range2.RowCount >= range.RowCount)) && (range2.ColumnCount >= range.ColumnCount))
{
range = range2;
}
}
RowLayoutModel rowLayoutModel = Excel.GetRowLayoutModel(RowViewportIndex, area);
ColumnLayoutModel columnLayoutModel = Excel.GetColumnLayoutModel(ColumnViewportIndex, area);
int row = (rowLayoutModel.Count > 0) ? rowLayoutModel[0].Row : -1;
int num2 = (rowLayoutModel.Count > 0) ? rowLayoutModel[rowLayoutModel.Count - 1].Row : -1;
int column = (columnLayoutModel.Count > 0) ? columnLayoutModel[0].Column : -1;
int num4 = (columnLayoutModel.Count > 0) ? columnLayoutModel[columnLayoutModel.Count - 1].Column : -1;
if (!range.Intersects(row, column, (num2 - row) + 1, (num4 - column) + 1))
{
return(Rect.Empty);
}
int index = Math.Max(range.Row, row);
int num6 = Math.Max(range.Column, column);
int num7 = Math.Min((range.Row + range.RowCount) - 1, num2);
int num8 = Math.Min((range.Column + range.ColumnCount) - 1, num4);
RowLayout layout = rowLayoutModel.Find(index);
RowLayout layout2 = rowLayoutModel.Find(num7);
ColumnLayout layout3 = columnLayoutModel.Find(num6);
ColumnLayout layout4 = columnLayoutModel.Find(num8);
double x = -1.0;
double y = -1.0;
double height = 0.0;
double width = 0.0;
if ((layout != null) && (layout2 != null))
{
y = layout.Y;
height = (layout2.Y + layout2.Height) - layout.Y;
}
else if (rowLayoutModel.Count > 0)
{
y = rowLayoutModel[0].Y;
height = (rowLayoutModel[rowLayoutModel.Count - 1].Y + rowLayoutModel[rowLayoutModel.Count - 1].Height) - y;
}
if ((layout3 != null) && (layout4 != null))
{
x = layout3.X;
width = (layout4.X + layout4.Width) - layout3.X;
}
else if (columnLayoutModel.Count > 0)
{
x = columnLayoutModel[0].X;
width = (columnLayoutModel[columnLayoutModel.Count - 1].X + columnLayoutModel[columnLayoutModel.Count - 1].Width) - x;
}
return(new Rect(PointToClient(new Point(x, y)), new Size(width, height)));
}
void BuildSelection()
{
_cachedSelectionLayout.Clear();
_cachedFocusCellLayout = _rcEmpty;
_cachedSelectionFrameLayout = _rcEmpty;
_cachedActiveSelectionLayout = _rcEmpty;
_cachedActiveSelection = null;
_activeRow = Excel.ActiveSheet.ActiveRowIndex;
_activeCol = Excel.ActiveSheet.ActiveColumnIndex;
_selectionLayer.IsAnchorCellInSelection = false;
var indicator = _selectionLayer.FocusIndicator;
RowLayoutModel rowLayoutModel = GetRowLayoutModel();
ColumnLayoutModel colLayoutModel = Excel.GetViewportColumnLayoutModel(ColumnViewportIndex);
if (rowLayoutModel == null ||
rowLayoutModel.Count == 0 ||
colLayoutModel == null ||
colLayoutModel.Count == 0)
{
indicator.HideAll();
return;
}
CellRange activeCellRange = GetActiveCellRange();
List <CellRange> ranges = new List <CellRange>((IEnumerable <CellRange>)Excel.ActiveSheet.Selections);
if (ranges.Count == 0)
{
ranges.Add(activeCellRange);
}
int rangeCount = ranges.Count;
Size viewportSize = GetViewportSize();
Rect rectViewport = new Rect(0.0, 0.0, viewportSize.Width, viewportSize.Height);
int topRow = rowLayoutModel[0].Row;
int bottomRow = rowLayoutModel[rowLayoutModel.Count - 1].Row;
int leftCol = colLayoutModel[0].Column;
int rightCol = colLayoutModel[colLayoutModel.Count - 1].Column;
for (int i = 0; i < rangeCount; i++)
{
CellRange range = ranges[i];
if (range.Contains(_activeRow, _activeCol))
{
_selectionLayer.IsAnchorCellInSelection = true;
}
int num7 = (range.Row < 0) ? 0 : range.Row;
int num8 = (range.Column < 0) ? 0 : range.Column;
int rowCount = (range.RowCount < 0) ? Excel.ActiveSheet.RowCount : range.RowCount;
int columnCount = (range.ColumnCount < 0) ? Excel.ActiveSheet.ColumnCount : range.ColumnCount;
range = new CellRange(num7, num8, rowCount, columnCount);
Rect rect2 = GetRangeBounds(range);
rect2.Intersect(rectViewport);
if (rect2.IsEmpty)
{
continue;
}
_cachedSelectionLayout.Add(new Rect(rect2.Left + 1.0, rect2.Top + 1.0, Math.Max((double)0.0, (double)(rect2.Width - 3.0)), Math.Max((double)0.0, (double)(rect2.Height - 3.0))));
if (range.Contains(activeCellRange))
{
Rect rect3 = new Rect(rect2.Left + 1.0, rect2.Top + 1.0, Math.Max((double)0.0, (double)(rect2.Width - 3.0)), Math.Max((double)0.0, (double)(rect2.Height - 3.0)));
if (_cachedActiveSelectionLayout.IsEmpty || (rangeCount == 1))
{
_cachedActiveSelectionLayout = rect3;
_cachedActiveSelection = range;
}
else
{
Rect rect4 = new Rect(rect3.Left, rect3.Top, rect3.Width, rect3.Height);
rect4.Intersect(_cachedActiveSelectionLayout);
if (rect4.IsEmpty)
{
_cachedActiveSelectionLayout = rect3;
_cachedActiveSelection = range;
}
else if (ContainsRect(rect3, _cachedActiveSelectionLayout))
{
_cachedActiveSelectionLayout = rect3;
_cachedActiveSelection = range;
}
}
}
}
Rect rangeBounds = GetRangeBounds(activeCellRange);
if (!rangeBounds.IsEmpty)
{
rangeBounds = new Rect(rangeBounds.Left + 1.0, rangeBounds.Top + 1.0, Math.Max((double)0.0, (double)(rangeBounds.Width - 3.0)), Math.Max((double)0.0, (double)(rangeBounds.Height - 3.0)));
}
_cachedFocusCellLayout = rangeBounds;
// 只一个选择区域
if (rangeCount == 1)
{
CellRange range = ranges[0];
if (!_selectionLayer.IsAnchorCellInSelection)
{
range = activeCellRange;
}
Rect bounds = GetRangeBounds(range);
bounds.Intersect(rectViewport);
if (bounds.IsEmpty)
{
indicator.HideAll();
return;
}
if ((range.Row == -1) && (range.Column == -1))
{
// 全选
indicator.Thickness = 1.0;
_cachedSelectionFrameLayout = bounds;
}
else if (!_selectionLayer.IsAnchorCellInSelection)
{
indicator.Thickness = 1.0;
_cachedSelectionFrameLayout = new Rect(bounds.Left, bounds.Top, bounds.Width, bounds.Height);
}
else
{
indicator.Thickness = 3.0;
_cachedSelectionFrameLayout = new Rect(bounds.Left - 2.0, bounds.Top - 2.0, bounds.Width + 3.0, bounds.Height + 3.0);
}
if (!Excel.IsDraggingFill && range.Intersects(topRow, leftCol, rowLayoutModel.Count, colLayoutModel.Count))
{
if (range.Row == -1)
{
indicator.IsTopVisible = topRow == 0;
indicator.IsBottomVisible = bottomRow == (Excel.ActiveSheet.RowCount - 1);
}
else
{
indicator.IsTopVisible = (range.Row >= topRow) && (range.Row <= bottomRow);
int num11 = (range.Row + range.RowCount) - 1;
indicator.IsBottomVisible = (num11 >= topRow) && (num11 <= bottomRow);
}
if (range.Column == -1)
{
indicator.IsLeftVisible = leftCol == 0;
indicator.IsRightVisible = rightCol == (Excel.ActiveSheet.ColumnCount - 1);
}
else
{
indicator.IsLeftVisible = (range.Column >= leftCol) && (range.Column <= rightCol);
int num12 = (range.Column + range.ColumnCount) - 1;
indicator.IsRightVisible = (num12 >= leftCol) && (num12 <= rightCol);
}
}
else
{
indicator.IsTopVisible = false;
indicator.IsBottomVisible = false;
indicator.IsLeftVisible = false;
indicator.IsRightVisible = false;
}
if (Excel.CanUserDragFill)
{
if (!Excel.IsDraggingFill)
{
if (((bounds.Width == 0.0) || (bounds.Height == 0.0)) || (indicator.Thickness == 1.0))
{
indicator.IsFillIndicatorVisible = false;
}
else if ((range.Row != -1) && (range.Column != -1))
{
bool flag = indicator.IsRightVisible && indicator.IsBottomVisible;
if (Excel.InputDeviceType == InputDeviceType.Touch)
{
flag = false;
}
indicator.IsFillIndicatorVisible = flag;
if (flag)
{
indicator.FillIndicatorPosition = FillIndicatorPosition.BottomRight;
}
}
else if ((range.Row != -1) && (range.Column == -1))
{
ViewportInfo viewportInfo = Excel.GetViewportInfo();
bool flag2;
if (Excel.ActiveSheet.FrozenColumnCount == 0)
{
flag2 = (ColumnViewportIndex >= 0) && (ColumnViewportIndex < viewportInfo.ColumnViewportCount);
}
else
{
flag2 = (ColumnViewportIndex == -1) || ((ColumnViewportIndex >= 1) && (ColumnViewportIndex < viewportInfo.ColumnViewportCount));
}
flag2 = flag2 && indicator.IsBottomVisible;
if (Excel.InputDeviceType == InputDeviceType.Touch)
{
flag2 = false;
}
indicator.IsFillIndicatorVisible = flag2;
if (flag2)
{
indicator.FillIndicatorPosition = FillIndicatorPosition.BottomLeft;
}
}
else if ((range.Column != -1) && (range.Row == -1))
{
ViewportInfo info2 = Excel.GetViewportInfo();
bool flag3;
if (Excel.ActiveSheet.FrozenRowCount == 0)
{
flag3 = (RowViewportIndex >= 0) && (RowViewportIndex < info2.RowViewportCount);
}
else
{
flag3 = (RowViewportIndex == -1) || ((RowViewportIndex >= 1) && (RowViewportIndex < info2.RowViewportCount));
}
flag3 = flag3 && indicator.IsRightVisible;
if (Excel.InputDeviceType == InputDeviceType.Touch)
{
flag3 = false;
}
indicator.IsFillIndicatorVisible = flag3;
if (flag3)
{
indicator.FillIndicatorPosition = FillIndicatorPosition.TopRight;
}
}
else
{
indicator.IsFillIndicatorVisible = false;
}
}
}
else
{
indicator.IsFillIndicatorVisible = false;
}
return;
}
// 多个选择区域
Rect rect7 = GetRangeBounds(activeCellRange);
if (!rect7.IsEmpty)
{
indicator.Thickness = 1.0;
_cachedSelectionFrameLayout = rect7;
_cachedSelectionFrameLayout.Width = Math.Max((double)0.0, (double)(_cachedSelectionFrameLayout.Width - 1.0));
_cachedSelectionFrameLayout.Height = Math.Max((double)0.0, (double)(_cachedSelectionFrameLayout.Height - 1.0));
int num13 = 0;
int num14 = 0;
int num15 = 0;
int num16 = 0;
for (int j = 0; j < rangeCount; j++)
{
CellRange range4 = ranges[j];
if (range4 != null)
{
if (activeCellRange.Row == range4.Row)
{
num14 = 1;
}
if (activeCellRange.Column == range4.Column)
{
num13 = 1;
}
if (activeCellRange.Row == ((range4.Row + range4.RowCount) - 1))
{
num16 = 1;
}
if (activeCellRange.Column == ((range4.Column + range4.ColumnCount) - 1))
{
num15 = 1;
}
}
}
_cachedSelectionFrameLayout.Y += num14;
_cachedSelectionFrameLayout.Height = Math.Max((double)0.0, (double)(_cachedSelectionFrameLayout.Height - (num14 + num16)));
_cachedSelectionFrameLayout.X += num13;
_cachedSelectionFrameLayout.Width = Math.Max((double)0.0, (double)(_cachedSelectionFrameLayout.Width - (num13 + num15)));
}
indicator.IsBottomVisible = true;
indicator.IsTopVisible = true;
indicator.IsLeftVisible = true;
indicator.IsRightVisible = true;
indicator.IsFillIndicatorVisible = false;
}
CellOverflowLayout BuildTrailingCellOverflowLayoutModel(int rowIndex, ColumnLayoutModel columnLayoutModel, CellOverflowLayoutModel existed, object textFormattingMode, bool useLayoutRounding)
{
ColumnLayout layout = Enumerable.LastOrDefault <ColumnLayout>(columnLayoutModel, delegate(ColumnLayout clm)
{
return(clm.Width > 0.0);
});
if (layout == null)
{
if (columnLayoutModel.Count == 0)
{
return(null);
}
layout = columnLayoutModel[0];
}
if (!existed.Contains(layout.Column))
{
CellOverflowLayout layout2 = new CellOverflowLayout(layout.Column, 0.0);
ICellsSupport dataContext = Viewport.GetDataContext();
SheetSpanModelBase spanModel = Viewport.GetSpanModel();
for (int i = 1; i < _maxCellOverflowDistance; i++)
{
int column = layout.Column + i;
if (column >= dataContext.Columns.Count)
{
return(null);
}
if (dataContext.Columns[column].ActualWidth > 0.0)
{
if ((spanModel != null) && (spanModel.Find(rowIndex, column) != null))
{
return(null);
}
Cell cachedCell = Viewport.CellCache.GetCachedCell(rowIndex, column);
if (!string.IsNullOrEmpty(cachedCell.Text))
{
if (cachedCell.ActualWordWrap)
{
return(null);
}
if (cachedCell.ActualShrinkToFit)
{
return(null);
}
switch (cachedCell.ToHorizontalAlignment())
{
case HorizontalAlignment.Left:
case HorizontalAlignment.Stretch:
return(null);
case HorizontalAlignment.Center:
{
int deadColumnIndex = columnLayoutModel[0].Column - 1;
layout2 = BuildCellOverflowLayoutModelForRight(cachedCell, rowIndex, existed, true, deadColumnIndex, textFormattingMode, useLayoutRounding);
if ((layout2 == null) || (layout2.StartingColumn > ViewportRightColumn))
{
return(null);
}
layout2.BackgroundWidth += (dataContext.Columns[column].ActualWidth * Viewport.Excel.ZoomFactor) / 2.0;
return(layout2);
}
case HorizontalAlignment.Right:
{
int num5 = columnLayoutModel[0].Column - 1;
layout2 = BuildCellOverflowLayoutModelForRight(cachedCell, rowIndex, existed, false, num5, textFormattingMode, useLayoutRounding);
if ((layout2 == null) || (layout2.StartingColumn > ViewportRightColumn))
{
return(null);
}
return(layout2);
}
}
break;
}
}
}
}
return(null);
}
CellOverflowLayoutModel BuildCellOverflowLayoutModel(int rowIndex)
{
if (!Viewport.Excel.CanCellOverflow)
{
return(null);
}
ColumnLayoutModel viewportColumnLayoutModel = Viewport.Excel.GetViewportColumnLayoutModel(Viewport.ColumnViewportIndex);
if (viewportColumnLayoutModel == null)
{
return(null);
}
object textFormattingMode = null;
bool useLayoutRounding = Viewport.Excel.UseLayoutRounding;
SpanGraph cachedSpanGraph = Viewport.CachedSpanGraph;
CellOverflowLayoutModel result = new CellOverflowLayoutModel();
CellOverflowLayout layout = BuildHeadingCellOverflowLayoutModel(rowIndex, viewportColumnLayoutModel, textFormattingMode, useLayoutRounding);
result.HeadingOverflowlayout = layout;
for (int i = 0; i < viewportColumnLayoutModel.Count; i++)
{
Cell cachedCell;
CellOverflowLayout layout3;
CellOverflowLayout layout5;
ColumnLayout layout2 = viewportColumnLayoutModel[i];
if (layout2.Width > 0.0)
{
cachedCell = Viewport.CellCache.GetCachedCell(rowIndex, layout2.Column);
if ((((cachedCell != null) && !string.IsNullOrEmpty(cachedCell.Text)) && (!cachedCell.ActualWordWrap && !cachedCell.ActualShrinkToFit)) && (cachedSpanGraph.GetState(rowIndex, layout2.Column) == 0))
{
switch (cachedCell.ToHorizontalAlignment())
{
case HorizontalAlignment.Left:
case HorizontalAlignment.Stretch:
{
int deadColumnIndex = Enumerable.Last <ColumnLayout>((IEnumerable <ColumnLayout>)viewportColumnLayoutModel).Column + 1;
CellOverflowLayout item = BuildCellOverflowLayoutModelForLeft(cachedCell, rowIndex, false, deadColumnIndex, textFormattingMode, useLayoutRounding);
if (item != null)
{
result.Add(item);
int index = viewportColumnLayoutModel.IndexOf(viewportColumnLayoutModel.FindColumn(item.EndingColumn));
if (index > -1)
{
i = index;
}
}
break;
}
case HorizontalAlignment.Center:
{
layout3 = new CellOverflowLayout(layout2.Column, 0.0);
int num3 = Enumerable.Last <ColumnLayout>((IEnumerable <ColumnLayout>)viewportColumnLayoutModel).Column + 1;
CellOverflowLayout layout4 = BuildCellOverflowLayoutModelForLeft(cachedCell, rowIndex, true, num3, textFormattingMode, useLayoutRounding);
num3 = viewportColumnLayoutModel[0].Column - 1;
layout5 = BuildCellOverflowLayoutModelForRight(cachedCell, rowIndex, result, true, num3, textFormattingMode, useLayoutRounding);
if (layout4 == null)
{
goto Label_01C1;
}
layout3.EndingColumn = layout4.EndingColumn;
layout3.BackgroundWidth += layout4.BackgroundWidth;
layout3.RightBackgroundWidth = layout4.RightBackgroundWidth;
goto Label_01E0;
}
case HorizontalAlignment.Right:
{
int num6 = viewportColumnLayoutModel[0].Column - 1;
CellOverflowLayout layout7 = BuildCellOverflowLayoutModelForRight(cachedCell, rowIndex, result, false, num6, textFormattingMode, useLayoutRounding);
if (layout7 != null)
{
result.Add(layout7);
}
break;
}
}
}
}
continue;
Label_01C1:
layout3.BackgroundWidth += layout2.Width / 2.0;
Label_01E0:
if (layout5 != null)
{
layout3.StartingColumn = layout5.StartingColumn;
layout3.BackgroundWidth += layout5.BackgroundWidth;
layout3.LeftBackgroundWidth = layout5.LeftBackgroundWidth;
}
else
{
layout3.BackgroundWidth += layout2.Width / 2.0;
}
if (layout3.BackgroundWidth > layout2.Width)
{
Size textSize = MeasureHelper.MeasureTextInCell(cachedCell, new Size(double.PositiveInfinity, double.PositiveInfinity), (double)Viewport.Excel.ZoomFactor, null, textFormattingMode, useLayoutRounding);
layout3.ContentWidth = MeasureHelper.ConvertTextSizeToExcelCellSize(textSize, (double)Viewport.Excel.ZoomFactor).Width;
result.Add(layout3);
}
}
result.TrailingOverflowlayout = BuildTrailingCellOverflowLayoutModel(rowIndex, viewportColumnLayoutModel, result, textFormattingMode, useLayoutRounding);
if (((result.Count <= 0) && (result.HeadingOverflowlayout == null)) && (result.TrailingOverflowlayout == null))
{
return(null);
}
return(result);
}
void ArrangeColumnGroups(double buttonSize)
{
double x;
double num5;
double num3 = Math.Max((double)0.0, (double)((buttonSize - 6.0) / 2.0)) + 2.0;
ColumnLayoutModel columnLayoutModel = _excel.GetColumnLayoutModel(ViewportIndex, SheetArea.Cells);
foreach (GroupDotInfo info in _groupDotInfos)
{
ColumnLayout layout = columnLayoutModel.FindColumn(info.Index);
if ((layout != null) && (layout.Width >= 2.0))
{
x = layout.X + Math.Max((double)0.0, (double)((layout.Width - 2.0) / 2.0));
num5 = (Location.Y + (info.Level * buttonSize)) + num3;
info.Dot.Arrange(new Rect(PointToClient(new Point(x, num5)), _dotSize));
}
}
RangeGroupDirection direction = _excel.ActiveSheet.ColumnRangeGroup.Direction;
foreach (GroupLineInfo info2 in _groupLineInfos)
{
ColumnLayout layout2 = columnLayoutModel.FindColumn(info2.Start);
ColumnLayout layout3 = columnLayoutModel.FindColumn(info2.End);
if ((layout2 != null) && (layout3 != null))
{
Rectangle line = info2.Line;
x = layout2.X;
switch (direction)
{
case RangeGroupDirection.Forward:
x++;
break;
case RangeGroupDirection.Backward:
x--;
break;
}
num5 = (base.Location.Y + (info2.Level * buttonSize)) + num3;
double num8 = Math.Max((double)0.0, (double)(((layout3.X + layout3.Width) - layout2.X) - 1.0));
double num9 = 2.0;
line.Arrange(new Rect(base.PointToClient(new Point(x, num5)), 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)
{
x = (x + num8) - 2.0;
}
if ((x >= layout2.X) && (x < (layout3.X + layout3.Width)))
{
startLine.Arrange(new Rect(base.PointToClient(new Point(x, num5)), new Size(2.0, num10)));
}
}
}
}
}
foreach (GroupButtonInfo info3 in _groupButtonInfos)
{
GroupButton button = info3.Button;
ColumnLayout layout4 = columnLayoutModel.FindColumn(button.Index);
if (layout4 != null)
{
double num11 = Math.Max((double)0.0, (double)((layout4.Width - buttonSize) / 2.0));
x = layout4.X + num11;
num5 = (base.Location.Y + (button.Level * buttonSize)) + 2.0;
double num12 = Math.Min(buttonSize, layout4.Width);
double num13 = buttonSize;
button.Arrange(new Rect(base.PointToClient(new Point(x, num5)), new Size(num12, num13)));
Rectangle rectangle3 = info3.Line;
if ((rectangle3 != null) && (num12 < layout4.Width))
{
x = layout4.X;
num5 = (base.Location.Y + (button.Level * buttonSize)) + num3;
double num14 = num11;
double num15 = 2.0;
if (info3.LineDirection == RangeGroupDirection.Backward)
{
x += num11 + num12;
num14 = (layout4.Width - num12) - num11;
}
rectangle3.Arrange(new Rect(base.PointToClient(new Point(x, num5)), new Size(num14, num15)));
}
}
}
}
