예제 #1
0
파일: EditingLayer.cs 프로젝트: Daoting/dt
        Size GetPreferredEditorSize(Size maxSize, Size cellContentSize, HorizontalAlignment alignment, float indent)
        {
            if (!_ownPanel.Excel.CanEditOverflow || string.IsNullOrEmpty(Editor.Text))
            {
                return(cellContentSize);
            }

            // 支持文本溢出单元格
            Size realSize = MeasureHelper.MeasureText(
                Editor.Text,
                Editor.FontFamily,
                Editor.FontSize,
                Editor.FontStretch,
                Editor.FontStyle,
                Editor.FontWeight,
                maxSize,
                true,
                null,
                _ownPanel.Excel.UseLayoutRounding,
                _ownPanel.Excel.ZoomFactor);
            Size size = MeasureHelper.ConvertTextSizeToExcelCellSize(realSize, _ownPanel.Excel.ZoomFactor);

            // 多出字符'T'的宽度,不再测量
            size.Width += Editor.FontSize;
            //string text = "T";
            //Size size2 = CalcStringSize(new Size(2147483647.0, 2147483647.0), false, text);
            //size.Width += size2.Width;

            double width = Math.Min(maxSize.Width, cellContentSize.Width);

            if (((alignment == HorizontalAlignment.Left) || (alignment == HorizontalAlignment.Right)) && (width < (size.Width + indent)))
            {
                size.Width += indent;
            }
            return(new Size(Math.Max(width, size.Width), Math.Max(cellContentSize.Height, size.Height)));
        }
예제 #2
0
        CellOverflowLayout BuildCellOverflowLayoutModelForRight(Cell bindingCell, int rowIndex, CellOverflowLayoutModel result, bool buildForCenter, int deadColumnIndex, object textFormattingMode, bool useLayoutRounding)
        {
            ICellsSupport dataContext = Viewport.GetDataContext();
            int           index       = bindingCell.Column.Index;

            if (index > deadColumnIndex)
            {
                Column          column          = dataContext.Columns[index];
                CellLayoutModel cellLayoutModel = Viewport.GetCellLayoutModel();
                Column          column2         = dataContext.Columns[index - 1];
                int             num2            = column2.Index;
                if ((cellLayoutModel != null) && (cellLayoutModel.FindCell(rowIndex, num2) != null))
                {
                    return(null);
                }
                Cell cachedCell = Viewport.CellCache.GetCachedCell(rowIndex, num2);
                if ((cachedCell != null) && !string.IsNullOrEmpty(cachedCell.Text))
                {
                    return(null);
                }
                float  zoomFactor = Viewport.Excel.ZoomFactor;
                Size   textSize   = MeasureHelper.MeasureTextInCell(bindingCell, new Size(double.PositiveInfinity, double.PositiveInfinity), (double)zoomFactor, null, textFormattingMode, useLayoutRounding);
                double width      = MeasureHelper.ConvertTextSizeToExcelCellSize(textSize, (double)zoomFactor).Width;
                double num5       = column.ActualWidth * zoomFactor;
                if (buildForCenter)
                {
                    width /= 2.0;
                    num5  /= 2.0;
                }
                double num6 = num5;
                if (num6 < width)
                {
                    CellOverflowLayout layout2 = new CellOverflowLayout(column.Index, num6)
                    {
                        StartingColumn = column.Index
                    };
                    for (int i = index - 1; (i >= 0) && (i >= deadColumnIndex); i--)
                    {
                        column2 = dataContext.Columns[i];
                        num2    = column2.Index;
                        if ((cellLayoutModel != null) && (cellLayoutModel.FindCell(rowIndex, num2) != null))
                        {
                            layout2.BackgroundWidth = num6;
                            layout2.StartingColumn  = dataContext.Columns[i + 1].Index;
                            break;
                        }
                        if (((cachedCell != null) && (result != null)) && result.Contains(column2.Index))
                        {
                            layout2.BackgroundWidth = num6;
                            layout2.StartingColumn  = dataContext.Columns[i + 1].Index;
                            break;
                        }
                        cachedCell = Viewport.CellCache.GetCachedCell(rowIndex, num2);
                        if ((cachedCell != null) && !string.IsNullOrEmpty(cachedCell.Text))
                        {
                            layout2.BackgroundWidth = num6;
                            layout2.StartingColumn  = dataContext.Columns[i + 1].Index;
                            break;
                        }
                        num6 += column2.ActualWidth * zoomFactor;
                        if (((num6 >= width) || (i == 0)) || (i <= deadColumnIndex))
                        {
                            layout2.BackgroundWidth = num6;
                            layout2.StartingColumn  = column2.Index;
                            break;
                        }
                    }
                    if (layout2.StartingColumn != column.Index)
                    {
                        layout2.ContentWidth        = MeasureHelper.ConvertTextSizeToExcelCellSize(textSize, (double)zoomFactor).Width;
                        layout2.LeftBackgroundWidth = num6;
                        return(layout2);
                    }
                }
            }
            return(null);
        }
예제 #3
0
        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);
        }
예제 #4
0
        void ApplyStyle()
        {
            HorizontalAlignment horAlignment = BindingCell.ToHorizontalAlignment();

            if (_tb.HorizontalAlignment != horAlignment)
            {
                _tb.HorizontalAlignment = horAlignment;
            }

            // uno绘制Right位置错误,慎用TextAlignment!
            //Windows.UI.Xaml.TextAlignment textAlignment;
            //switch (horAlignment)
            //{
            //    case HorizontalAlignment.Center:
            //        textAlignment = Windows.UI.Xaml.TextAlignment.Center;
            //        break;
            //    case HorizontalAlignment.Right:
            //        textAlignment = Windows.UI.Xaml.TextAlignment.Right;
            //        break;
            //    default:
            //        textAlignment = Windows.UI.Xaml.TextAlignment.Left;
            //        break;
            //}
            //if (_tb.TextAlignment != textAlignment)
            //    _tb.TextAlignment = textAlignment;

            VerticalAlignment verAlignment;

            switch (BindingCell.ActualVerticalAlignment)
            {
            case CellVerticalAlignment.Top:
                verAlignment = VerticalAlignment.Top;
                break;

            case CellVerticalAlignment.Bottom:
                verAlignment = VerticalAlignment.Bottom;
                break;

            default:
                verAlignment = VerticalAlignment.Center;
                break;
            }
            if (_tb.VerticalAlignment != verAlignment)
            {
                _tb.VerticalAlignment = verAlignment;
            }

            var foreground = BindingCell.ActualForeground;

            if (foreground == null)
            {
                // 默认黑色
                if (_tb.ReadLocalValue(TextBlock.ForegroundProperty) != DependencyProperty.UnsetValue)
                {
                    _tb.ClearValue(TextBlock.ForegroundProperty);
                }
            }
            else if (foreground != _tb.Foreground)
            {
                _tb.Foreground = foreground;
            }

            var fontStyle = BindingCell.ActualFontStyle;

            if (_tb.FontStyle != fontStyle)
            {
                _tb.FontStyle = fontStyle;
            }

            var fontWeight = BindingCell.ActualFontWeight;

            if (_tb.FontWeight.Weight != fontWeight.Weight)
            {
                _tb.FontWeight = fontWeight;
            }

            var fontFamily = BindingCell.ActualFontFamily;

            if (fontFamily != null && _tb.FontFamily.Source != fontFamily.Source)
            {
                _tb.FontFamily = fontFamily;
            }

            bool         wrap     = BindingCell.ActualWordWrap;
            TextWrapping textWrap = wrap ? TextWrapping.Wrap : TextWrapping.NoWrap;

            if (_tb.TextWrapping != textWrap)
            {
                _tb.TextWrapping = textWrap;
            }

            double fontSize = BindingCell.ActualFontSize * ZoomFactor;
            double fitZoom  = -1;

            if (!wrap && BindingCell.ActualShrinkToFit)
            {
                // 自动缩小字体适应单元格宽度
                double textWidth = MeasureHelper.MeasureText(
                    _tb.Text,
                    _tb.FontFamily,
                    fontSize,
                    _tb.FontStretch,
                    _tb.FontStyle,
                    _tb.FontWeight,
                    new Size(double.PositiveInfinity, double.PositiveInfinity),
                    false,
                    null,
                    _tb.UseLayoutRounding,
                    ZoomFactor).Width;
                double cellWidth = BindingCell.Worksheet.GetActualColumnWidth(BindingCell.Column.Index, BindingCell.ColumnSpan, BindingCell.SheetArea) * ZoomFactor;
                cellWidth = MeasureHelper.ConvertExcelCellSizeToTextSize(new Size(cellWidth, double.PositiveInfinity), ZoomFactor).Width;
                cellWidth = Math.Max((double)0.0, (double)(cellWidth - BindingCell.ActualTextIndent * ZoomFactor));
                if (cellWidth < textWidth)
                {
                    fitZoom = cellWidth / textWidth;
                }
            }
            if (fitZoom > 0)
            {
                fontSize *= fitZoom;
            }
            if (_tb.FontSize != fontSize)
            {
                _tb.FontSize = fontSize;
            }

            // TextBlock设置Padding时,若Padding左右之和大于Measure时给的Width,uno莫名报错,布局混乱,不易发现!
            Thickness margin = new Thickness();
            var       indent = BindingCell.ActualTextIndent * ZoomFactor;

            if (indent > 0 && _tb.HorizontalAlignment != HorizontalAlignment.Center)
            {
                if (_tb.HorizontalAlignment == HorizontalAlignment.Right)
                {
                    margin.Right += indent;
                }
                else
                {
                    margin.Left += indent;
                }
            }
            if (_tb.Margin != margin)
            {
                _tb.Margin = margin;
            }

            // 未用到
            //var fontStretch = BindingCell.ActualFontStretch;
            //if (_tb.FontStretch != fontStretch)
            //    _tb.FontStretch = fontStretch;

            if (BindingCell.ActualUnderline)
            {
                Underline underline = new Underline();
                Run       run       = new Run();
                run.Text = _tb.Text;
                underline.Inlines.Add(run);
                _tb.Inlines.Clear();
                _tb.Inlines.Add(underline);
                _lastUnderline = true;
            }
            else if (_lastUnderline)
            {
                string str = _tb.Text;
                _tb.Inlines.Clear();
                _tb.Text = str;
            }

            if (BindingCell.ActualStrikethrough)
            {
                foreach (UIElement element in (_tb.Parent as Panel).Children)
                {
                    if (element is StrikethroughView)
                    {
                        StrikethroughView view = element as StrikethroughView;
                        if (view.LineContainer != null)
                        {
                            foreach (var line in view.LineContainer.Children.OfType <Line>())
                            {
                                line.Stroke = _tb.Foreground;
                            }
                        }
                        break;
                    }
                }
            }
        }