tx.cs

using (ServerTextControl tx = new ServerTextControl())
{
    tx.Create();

    // create a new selection range
    Selection range = new Selection();
    range.Bold = true;
    range.FontSize = 400;
    range.Text = "This is a new paragraph\r\n";

    // insert the range to the document
    tx.Selection = range;

    // add a table
    tx.Tables.Add(5, 5, 10);

    foreach (TableCell cell in tx.Tables.GetItem(10).Cells)
    {
        cell.Text = cell.Row.ToString() + ", " + cell.Column.ToString();
    }
    
    // save the document as PDF
    tx.Save("test.pdf", StreamType.AdobePDF);
}