1-) C# RMOS - pos printer

using System;

using System.Collections.Generic;

using System.Drawing;

using System.Drawing.Printing;

using System.IO;

using System.Windows.Forms;

namespace printer_windows

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void button1_Click(object sender, EventArgs e)

        {

            List<string> abuyer = new List<string>();

            abuyer.Add(".");

            abuyer.Add("   * * * ABUYER FISI * * *  ");

            abuyer.Add(".");

            abuyer.Add("Departman : " + "asd");

            abuyer.Add(".");

            abuyer.Add("MIKTAR");

            abuyer.Add("URUN");

            abuyer.Add("URUN22");

            abuyer.Add("URUN22");

            abuyer.Add("MIKTAR".PadRight(13, ' ') + "URUN".PadRight(15, ' '));

            try

            {

                System.ComponentModel.TypeConverter converter = System.ComponentModel.TypeDescriptor.GetConverter(typeof(Font));

                Font fnt = (Font)converter.ConvertFromString("Arial, 48pt");

                if (fnt == null)

                {

                    fnt = new Font("Arial", 15);

                }

                Liste = abuyer;

                printFont = fnt;

                PrintDocument pd = new PrintDocument();

                pd.PrintPage += new PrintPageEventHandler(pd_PrintPage);

                pd.PrinterSettings.PrinterName =File.ReadAllText("printName.txt");

                pd.Print();

                abuyer.Clear();

            }

            catch(Exception ex)

            {

                MessageBox.Show("HATA ! "+ex.Message);

            }

        }

       static List<string> Liste = new List<string>();

        static Font printFont;

        private static void pd_PrintPage(object sender, PrintPageEventArgs ev)

        {

            float yPos = 0;

            int count = 0;

            float leftMargin = 1;

            float topMargin = 1;

            for (int i = 0; i < Liste.Count; i++)

            {

                Font mFont = printFont;

                if (Liste[i].StartsWith("TOPLAM"))

                {

                    mFont = new Font(printFont.FontFamily, printFont.Size + 2, FontStyle.Bold);

                }

                if (Liste[i].StartsWith("  *"))

                {

                    mFont = new Font(printFont.FontFamily, printFont.Size + 2, FontStyle.Bold);

                }

                if (Liste[i].StartsWith("#"))

                {

                    Liste[i] = Liste[i].Replace("#", "");

                    mFont = new Font(printFont.FontFamily, printFont.Size + 2, FontStyle.Bold);

                }

                yPos = topMargin + (count *

                  printFont.GetHeight(ev.Graphics));

                ev.Graphics.DrawString(Liste[i], mFont, Brushes.Black,

                   leftMargin, yPos, new StringFormat());

                count++;

            }

        }

    }

}