How to create PDF file from Text file using C#

How to create PDF file from Text file

using System;

using System.Windows.Forms;

using System.Diagnostics;

using PdfSharp;

using PdfSharp.Drawing;

using PdfSharp.Pdf;

using System.IO;

namespace WindowsFormsApplication1

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void button1_Click(object sender, EventArgs e)

        {

            try

            {

                string line = null;

                System.IO.TextReader readFile = new StreamReader("Text.txt");

                int yPoint = 0;

                PdfDocument pdf = new PdfDocument();

                pdf.Info.Title = "TXT to PDF";

                PdfPage pdfPage = pdf.AddPage();

                XGraphics graph = XGraphics.FromPdfPage(pdfPage);

                XFont font = new XFont("Verdana", 20, XFontStyle.Regular );

                while (true)

                {

                    line = readFile.ReadLine();

                    if (line == null)

                    {

                        break; // TODO: might not be correct. Was : Exit While

                    }

                    else

                    {

                        graph.DrawString(line, font, XBrushes.Black, new XRect(40, yPoint,

pdfPage.Width.Point, pdfPage.Height.Point), XStringFormats.TopLeft);

                        yPoint = yPoint + 40;

                    }

                }

                string pdfFilename = "txttopdf.pdf";

                pdf.Save(pdfFilename);

                readFile.Close();

                readFile = null;

                Process.Start(pdfFilename);

            }

            catch (Exception ex)

            {

                MessageBox.Show(ex.ToString());

            }

        }

    }

}