A GPS tracer application for Windows Mobile CE 5

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing.Drawing2D;
using System.Drawing.Imaging;
using System.Drawing.Text;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Windows;
using System.Threading;
using System.IO.Ports;
using System.IO;
using GpsTracer;


namespace GpsTracer
{

    public partial class Form1 : Form
    {

        private reader m_rTh;
        private Mapper m_mapper;
        private Graphics m_graphics;
        private bool m_isDemoMode = false;
        private String m_port = "COM5";
        private bool m_isRunning = false;
        private bool m_log = false;
        private StreamWriter m_logSW;

        public Form1()
        {
            InitializeComponent();
            m_graphics = this.CreateGraphics();
            m_rTh = new reader(m_port);
            m_mapper = new Mapper(m_graphics, 0, 30, 240, 300);
            m_rTh.dataReceived += new reader.DataReceivedEventHandler(parse);
            m_logSW = File.CreateText("GpsTracer.Log");
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
        }

        public void parse(String readed)
        {

            if (m_log)
            {
                m_logSW.WriteLine(readed);
                m_logSW.Flush();
            }

            m_mapper.parseAndDraw(readed);


        }

        private void menuItemRunStop_Click(object sender, EventArgs e)
        {
            if (m_isRunning)
            {
                m_rTh.stop();
            }
            else
            {
                m_rTh.start(m_isDemoMode);
            }
            menuItemRunStop.Checked = !menuItemRunStop.Checked;
            m_isRunning = !m_isRunning;
        }

        private void menuItem3_Click(object sender, EventArgs e)
        {

        }

        private void menuItem4_Click(object sender, EventArgs e)
        {
            if (m_rTh != null)
            {
                m_rTh.stop();
                Thread.Sleep(1000);
            }

            Application.Exit();
        }

        private void trackBar1_ValueChanged(object sender, EventArgs e)
        {
            if (m_mapper != null)
            {
                m_mapper.Scale = (float)trackBar1.Value;
                m_mapper.clearAndDraw();
            }
        }

        private void menuItemDemo_Click(object sender, EventArgs e)
        {
            m_isDemoMode = !m_isDemoMode;
            ((MenuItem)sender).Checked = !((MenuItem)sender).Checked;
        }

        private void menuItemLog_Click(object sender, EventArgs e)
        {
            m_log = !m_log;
            menuItemLog.Checked = !menuItemLog.Checked;
        }

        #region Panning

        private Point touch;
        private void Form1_MouseMove(object sender, MouseEventArgs e)
        {
            if (m_mapper != null)
            {
                m_mapper.moveCenter(touch.X - e.X, touch.Y - e.Y);
                m_mapper.draw();
            }
            touch.X = e.X;
            touch.Y = e.Y;
        }

        private void Form1_MouseDown(object sender, MouseEventArgs e)
        {
            touch.X = e.X;
            touch.Y = e.Y;
        }


        private void Form1_MouseUp(object sender, MouseEventArgs e)
        {
            Form1_MouseMove(sender, e);
            m_mapper.clearAndDraw();
        }

        #endregion

        #region LoadSaveMenu

        private void menuItemLoadPath_Click(object sender, EventArgs e)
        {
            if (m_isRunning)
            {
                menuItemRunStop_Click(sender, e);
            }

            openFileDialog1.ShowDialog();
            
            if (openFileDialog1.FileName.Length > 0)
            {
                m_mapper.loatPath(openFileDialog1.FileName);
            }
        }

        private void menuItemSavePath_Click(object sender, EventArgs e)
        {
            if (m_isRunning)
            {
                menuItemRunStop_Click(sender, e);
            }

            saveFileDialog1.ShowDialog();
            if (saveFileDialog1.FileName.Length > 0)
            {
                m_mapper.savePath(saveFileDialog1.FileName);
            }
        }

        #endregion

        #region ComPortMenu

        private void menuItemCom1_Click(object sender, EventArgs e)
        {
            m_port = "COM1";
            comMenuItemUnchecker();
            ((MenuItem)(sender)).Checked = true;
        }

        private void menuItemCom2_Click(object sender, EventArgs e)
        {
            m_port = "COM2";
            comMenuItemUnchecker();
            ((MenuItem)(sender)).Checked = true;
        }

        private void menuItemCom3_Click(object sender, EventArgs e)
        {
            m_port = "COM3";
            comMenuItemUnchecker();
            ((MenuItem)(sender)).Checked = true;
        }

        private void menuItemCom4_Click(object sender, EventArgs e)
        {
            m_port = "COM4";
            comMenuItemUnchecker();
            ((MenuItem)(sender)).Checked = true;
        }

        private void menuItemCom5_Click(object sender, EventArgs e)
        {
            m_port = "COM5";
            comMenuItemUnchecker();
            ((MenuItem)(sender)).Checked = true;
        }

        private void comMenuItemUnchecker()
        {
            menuItemCom1.Checked = false;
            menuItemCom2.Checked = false;
            menuItemCom3.Checked = false;
            menuItemCom4.Checked = false;
            menuItemCom5.Checked = false;
        }

        #endregion

        private void menuItemCenter_Click(object sender, EventArgs e)
        {
            m_mapper.centerInTheMiddle();
        }

        }
}