public override string render()
{
StringBuilder result = new StringBuilder();
// validate borders for each cell.
// (borders may be changed because of cell merging)
validateAllMergedCellBorders();
// set default char format for each cell.
if (_defaultCharFormat != null)
{
for (int i = 0; i < _rowCount; i++)
{
for (int j = 0; j < _colCount; j++)
{
if (_cells[i][j].IsMerged &&
_cells[i][j].MergeInfo.Representative != _cells[i][j])
{
continue;
}
if (_cells[i][j].DefaultCharFormat != null)
{
_cells[i][j].DefaultCharFormat.copyFrom(_defaultCharFormat);
}
}
}
}
float topMargin = _margins[Direction.Top] - _fontSize;
if (_startNewPage || topMargin > 0)
{
result.Append(@"{\pard");
if (_startNewPage)
{
result.Append(@"\pagebb");
}
if (_margins[Direction.Top] >= 0)
{
result.Append(@"\sl-" + RtfUtility.pt2Twip(topMargin));
}
else
{
result.Append(@"\sl-1");
}
result.AppendLine(@"\slmult0\par}");
}
int colAcc;
for (int i = 0; i < _rowCount; i++)
{
colAcc = 0;
result.Append(@"{\trowd\trgaph" +
string.Format(@"\trpaddl{0}\trpaddt{1}\trpaddr{2}\trpaddb{3}",
RtfUtility.pt2Twip(CellPadding[i][Direction.Left]),
RtfUtility.pt2Twip(CellPadding[i][Direction.Top]),
RtfUtility.pt2Twip(CellPadding[i][Direction.Right]),
RtfUtility.pt2Twip(CellPadding[i][Direction.Bottom])));
switch (_alignment)
{
case Align.Left:
result.Append(@"\trql");
break;
case Align.Right:
result.Append(@"\trqr");
break;
case Align.Center:
result.Append(@"\trqc");
break;
case Align.FullyJustify:
result.Append(@"\trqj");
break;
}
result.AppendLine();
if (_margins[Direction.Left] >= 0)
{
result.AppendLine(@"\trleft" + RtfUtility.pt2Twip(_margins[Direction.Left]));
colAcc = RtfUtility.pt2Twip(_margins[Direction.Left]);
}
if (_rowHeight[i] > 0)
{
result.Append(@"\trrh" + RtfUtility.pt2Twip(_rowHeight[i]));
}
if (_rowKeepInSamePage[i])
{
result.Append(@"\trkeep");
}
if (i < _titleRowCount)
{
result.Append(@"\trhdr");
}
result.AppendLine();
for (int j = 0; j < _colCount; j++)
{
if (_cells[i][j].IsMerged && !_cells[i][j].IsBeginOfColSpan)
{
continue;
}
float nextCellLeftBorderClearance = j < _colCount - 1 ? cell(i, j + 1).OuterLeftBorderClearance : 0;
colAcc += RtfUtility.pt2Twip(cell(i, j).Width);
int colRightPos = colAcc;
if (nextCellLeftBorderClearance < 0)
{
colRightPos += RtfUtility.pt2Twip(nextCellLeftBorderClearance);
colRightPos = colRightPos == 0 ? 1 : colRightPos;
}
// Borders
for (Direction d = Direction.Top; d <= Direction.Left; d++)
{
Border bdr = cell(i, j).Borders[d];
if (bdr.Style != BorderStyle.None)
{
result.Append(@"\clbrdr");
switch (d)
{
case Direction.Top:
result.Append("t");
break;
case Direction.Right:
result.Append("r");
break;
case Direction.Bottom:
result.Append("b");
break;
case Direction.Left:
result.Append("l");
break;
}
result.Append(@"\brdrw" + RtfUtility.pt2Twip(bdr.Width));
result.Append(@"\brdr");
switch (bdr.Style)
{
case BorderStyle.Single:
result.Append("s");
break;
case BorderStyle.Dotted:
result.Append("dot");
break;
case BorderStyle.Dashed:
result.Append("dash");
break;
case BorderStyle.Double:
result.Append("db");
break;
default:
throw new Exception("Unkown border style");
}
result.Append(@"\brdrcf" + bdr.Color.Value);
}
}
// Cell background colour
if (cell(i, j).BackgroundColour != null)
{
result.Append(string.Format(@"\clcbpat{0}", cell(i, j).BackgroundColour.Value)); // cell.BackGroundColor overrides others
}
else if (i == 0 && HeaderBackgroundColour != null)
{
result.Append(string.Format(@"\clcbpat{0}", HeaderBackgroundColour.Value)); // header
}
else if (RowBackgroundColour != null && (RowAltBackgroundColour == null || i % 2 == 0))
{
result.Append(string.Format(@"\clcbpat{0}", RowBackgroundColour.Value)); // row colour
}
else if (RowBackgroundColour != null && RowAltBackgroundColour != null && i % 2 != 0)
{
result.Append(string.Format(@"\clcbpat{0}", RowAltBackgroundColour.Value)); // alt row colour
}
if (_cells[i][j].IsMerged && _cells[i][j].MergeInfo.RowSpan > 1)
{
if (_cells[i][j].IsBeginOfRowSpan)
{
result.Append(@"\clvmgf");
}
else
{
result.Append(@"\clvmrg");
}
}
switch (_cells[i][j].AlignmentVertical)
{
case AlignVertical.Top:
result.Append(@"\clvertalt");
break;
case AlignVertical.Middle:
result.Append(@"\clvertalc");
break;
case AlignVertical.Bottom:
result.Append(@"\clvertalb");
break;
}
result.AppendLine(@"\cellx" + colRightPos);
}
for (int j = 0; j < _colCount; j++)
{
if (!_cells[i][j].IsMerged || _cells[i][j].IsBeginOfColSpan)
{
result.Append(_cells[i][j].render());
}
}
result.AppendLine(@"\row}");
}
if (_margins[Direction.Bottom] >= 0)
{
result.Append(@"\sl-" + RtfUtility.pt2Twip(_margins[Direction.Bottom]) + @"\slmult");
}
return(result.ToString());
}
/// <summary>
/// Indirect use only.
/// See if two borders are equal.
/// </summary>
/// <param name="obj">Border object to be compared with.</param>
/// <returns>True if the two borders are equal; false otherwise.</returns>
public override bool Equals(object obj)
{
Border bdr = (Border)obj;
return(this.Style == bdr.Style && this.Width == bdr.Width);
}
