void BuildBordersInternal(ref int rIndex, ref int cIndex, int row, int column, int lineDirection, ref LineItem previousLineItem, ref BorderLine previousLine, ref BorderLine previousBreaker1, ref BorderLine previousBreaker2)
{
if ((row == -1) && (lineDirection == 1))
{
// 垂直线
previousBreaker1 = GetBorderLine(rIndex, cIndex, 0, column, Borders.TOP);
previousBreaker2 = GetBorderLine(rIndex, cIndex, 0, NextColumn(cIndex), Borders.TOP);
}
else if ((column != -1) || (lineDirection != 0))
{
BorderLine line;
if (column == -1)
{
line = GetBorderLine(rIndex, cIndex, row, 0, Borders.LEFT);
}
else if (row == -1)
{
line = GetBorderLine(rIndex, cIndex, 0, column, Borders.TOP);
}
else
{
Borders borderIndex = (lineDirection == 0) ? Borders.BOTTOM : Borders.RIGHT;
line = GetBorderLine(rIndex, cIndex, row, column, borderIndex);
}
bool flag = !BorderLineLayoutEngine.IsDoubleLine(line) && object.Equals(line, previousLine);
if (flag)
{
flag = BorderLine.Max(previousBreaker1, previousBreaker2) < line ||
BorderLine.Max(previousBreaker1, previousBreaker2) == line;
}
if (flag && (IsDoubleLine(previousBreaker1) || IsDoubleLine(previousBreaker2)))
{
flag = false;
}
LineItem item;
if (flag)
{
// 等同上一线
item = previousLineItem;
switch (lineDirection)
{
case 0:
previousLineItem.ColumnEnd = column;
break;
case 1:
previousLineItem.RowEnd = row;
break;
}
}
else
{
item = new LineItem
{
Direction = lineDirection,
RowFrom = row,
RowEnd = row,
ColumnFrom = column,
ColumnEnd = column,
Line = line,
PreviousLine = previousLine,
PreviousBreaker1 = previousBreaker1,
PreviousBreaker2 = previousBreaker2
};
if (((item.Line != BorderLine.Empty) &&
(item.Line != BorderLine.NoBorder)) &&
(!item.IsGridLine || (line.Color.A != 0)))
{
((IThemeContextSupport)line).SetContext(_owner.Excel.ActiveSheet);
CreateLine(item);
((IThemeContextSupport)line).SetContext(null);
}
}
switch (lineDirection)
{
case 0:
if (row != -1)
{
item.NextLine = GetBorderLine(rIndex, cIndex, row, NextColumn(cIndex), Borders.BOTTOM);
item.NextBreaker1 = GetBorderLine(rIndex, cIndex, row, column, Borders.RIGHT);
item.NextBreaker2 = GetBorderLine(rIndex, cIndex, NextRow(rIndex), column, Borders.RIGHT);
break;
}
item.NextLine = GetBorderLine(rIndex, cIndex, 0, NextColumn(cIndex), Borders.TOP);
item.NextBreaker1 = _gridLine;
item.NextBreaker2 = GetBorderLine(rIndex, cIndex, 0, column, Borders.RIGHT);
break;
case 1:
if (column != -1)
{
item.NextLine = GetBorderLine(rIndex, cIndex, NextRow(rIndex), column, Borders.RIGHT);
item.NextBreaker1 = GetBorderLine(rIndex, cIndex, row, column, Borders.BOTTOM);
item.NextBreaker2 = GetBorderLine(rIndex, cIndex, row, NextColumn(cIndex), Borders.BOTTOM);
break;
}
item.NextLine = GetBorderLine(rIndex, cIndex, NextRow(rIndex), column, Borders.LEFT);
item.NextBreaker1 = _gridLine;
item.NextBreaker2 = GetBorderLine(rIndex, cIndex, row, 0, Borders.BOTTOM);
break;
}
ulong num = (ulong)row;
num = num << 0x20;
num |= (uint)column;
Rect empty;
if (!_cellBoundsCache.TryGetValue(num, out empty))
{
empty = GetCellBounds(row, column);
_cellBoundsCache.Add(num, empty);
}
item.Bounds.Add(empty);
previousLine = line;
previousLineItem = item;
previousBreaker1 = item.NextBreaker1;
previousBreaker2 = item.NextBreaker2;
}
}
static bool IsDoubleLine(BorderLine line)
{
return(BorderLineLayoutEngine.IsDoubleLine(line));
}
void LinkBorders(Size availableSize)
{
foreach (var l in _lines)
{
var borderLine = l.Item.Line;
if (borderLine.Style == BorderLineStyle.Double)
{
if (l.Item.Direction == 0)
{
// 水平线
BorderLineLayoutEngine.CalcDoubleLayout(l.Item, -_location.X, -_location.Y, 0, out double num, out double num2, out double num3, out double num4, out double num5, out double num6, out double num7, out double num8, out double num9, out double num10, out double num11, out double num12);
l.Line1.X1 = num5;
l.Line1.X2 = num7;
l.Line2.X1 = num6;
l.Line2.X2 = num8;
l.Line1.Y1 = num3 - 1.0;
l.Line1.Y2 = num4 - 1.0;
l.Line2.Y1 = num3 + 1.0;
l.Line2.Y2 = num4 + 1.0;
}
else
{
BorderLineLayoutEngine.CalcDoubleLayout(l.Item, -_location.X, -_location.Y, 1, out double num, out double num2, out double num3, out double num4, out double num5, out double num6, out double num7, out double num8, out double num9, out double num10, out double num11, out double num12);
l.Line1.Y1 = num9;
l.Line1.Y2 = num11;
l.Line2.Y1 = num10;
l.Line2.Y2 = num12;
l.Line1.X1 = num - 1.0;
l.Line1.X2 = num2 - 1.0;
l.Line2.X1 = num + 1.0;
l.Line2.X2 = num2 + 1.0;
}
}
else if (borderLine.Style == BorderLineStyle.SlantedDashDot)
{
if (l.Item.Direction == 0)
{
// 水平线
BorderLineLayoutEngine.CalcNormalLayout(l.Item, -_location.X, -_location.Y, 0, out double num, out double num2, out double num3, out double num4);
l.Line1.X1 = num;
l.Line1.X2 = num2;
l.Line1.Y1 = num3 - 1.0;
l.Line1.Y2 = num4 - 1.0;
l.Line2.X1 = num;
l.Line2.X2 = num2;
l.Line2.Y1 = num3;
l.Line2.Y2 = num4;
l.Line1.StrokeDashOffset = ((borderLine.StyleData.StrokeDashOffset + l.Line1.StrokeThickness) == 0.0) ? 0.0 : (((num - _location.X) / l.Line1.StrokeThickness) - 1.0);
l.Line2.StrokeDashOffset = ((borderLine.StyleData.StrokeDashOffset + l.Line2.StrokeThickness) == 0.0) ? 0.0 : ((num - _location.X) / l.Line2.StrokeThickness);
}
else
{
BorderLineLayoutEngine.CalcNormalLayout(l.Item, -_location.X, -_location.Y, 1, out double num, out double num2, out double num3, out double num4);
l.Line1.X1 = num - 1.0;
l.Line1.X2 = num2 - 1.0;
l.Line1.Y1 = num3;
l.Line1.Y2 = num4;
l.Line2.X1 = num;
l.Line2.X2 = num2;
l.Line2.Y1 = num3;
l.Line2.Y2 = num4;
l.Line1.StrokeDashOffset = ((borderLine.StyleData.StrokeDashOffset + l.Line1.StrokeThickness) == 0.0) ? 0.0 : (((num3 - _location.Y) / l.Line1.StrokeThickness) - 1.0);
l.Line2.StrokeDashOffset = ((borderLine.StyleData.StrokeDashOffset + l.Line2.StrokeThickness) == 0.0) ? 0.0 : ((num3 - _location.Y) / l.Line2.StrokeThickness);
}
}
else
{
if (l.Item.Direction == 0)
{
// 水平线
BorderLineLayoutEngine.CalcNormalLayout(l.Item, -_location.X, -_location.Y, 0, out double num, out double num2, out double num3, out double num4);
l.Line1.X1 = num;
l.Line1.X2 = num2;
l.Line1.Y1 = num3;
l.Line1.Y2 = num4;
l.Line1.StrokeDashOffset = ((borderLine.StyleData.StrokeDashOffset + l.Line1.StrokeThickness) == 0.0) ? 0.0 : ((num - _location.X) / l.Line1.StrokeThickness);
}
else
{
BorderLineLayoutEngine.CalcNormalLayout(l.Item, -_location.X, -_location.Y, 1, out double num, out double num2, out double num3, out double num4);
l.Line1.X1 = num;
l.Line1.X2 = num2;
num3 += 0.0001;
l.Line1.Y1 = num3;
l.Line1.Y2 = num4;
l.Line1.StrokeDashOffset = ((borderLine.StyleData.StrokeDashOffset + l.Line1.StrokeThickness) == 0.0) ? 0.0 : ((num3 - _location.Y) / l.Line1.StrokeThickness);
}
}
l.Line1.Measure(availableSize);
l.Line2?.Measure(availableSize);
}
}