/**
* This method removes borders that have the same color and overlap 100%.
* The result is improved onscreen rendering of thin border lines by some PDF viewers.
*/
public void MergeOverlaidBorders()
{
for (int i = 0; i < tableData.Count; i++)
{
List <Cell> currentRow = tableData[i];
for (int j = 0; j < currentRow.Count; j++)
{
Cell currentCell = currentRow[j];
if (j < currentRow.Count - 1)
{
Cell cellAtRight = currentRow[j + 1];
if (cellAtRight.GetBorder(Border.LEFT) &&
currentCell.GetPenColor() == cellAtRight.GetPenColor() &&
currentCell.GetLineWidth() == cellAtRight.GetLineWidth() &&
(currentCell.GetColSpan() + j) < (currentRow.Count - 1))
{
currentCell.SetBorder(Border.RIGHT, false);
}
}
if (i < tableData.Count - 1)
{
List <Cell> nextRow = tableData[i + 1];
Cell cellBelow = nextRow[j];
if (cellBelow.GetBorder(Border.TOP) &&
currentCell.GetPenColor() == cellBelow.GetPenColor() &&
currentCell.GetLineWidth() == cellBelow.GetLineWidth())
{
currentCell.SetBorder(Border.BOTTOM, false);
}
}
}
}
}
