C# Programming

using System;
using System.IO.Ports;
using System.Diagnostics;
using System.Text.RegularExpressions;
using System.Collections;
using System.Threading;

namespace Uchukamen.WZero3
{
    class WZero3Locator
    {
        private SerialPort serialPort = new 
            SerialPort("COM1", 9600, 
                System.IO.Ports.Parity.None, 8);

        public WZero3Locator()
        {
            serialPort.NewLine = "\r\n";
            serialPort.DtrEnable = true;
            serialPort.Handshake = Handshake.RequestToSend;
            serialPort.RtsEnable = true;
            serialPort.DataReceived += new 
                 SerialDataReceivedEventHandler
                     (serialPort_DataReceived);
            serialPort.PinChanged += new 
                 SerialPinChangedEventHandler
                     (serialPort_PinChanged);
            serialPort.ErrorReceived += new 
                 SerialErrorReceivedEventHandler
                     (serialPort_ErrorReceived);
            serialPort.Disposed += new EventHandler
                    (serialPort_Disposed);
            serialPort.ReadTimeout = 1000;
            serialPort.WriteTimeout = 1000;
        }

        public void Dispose()
        {
            serialPort.Dispose();
        }

        private void Send(string str)
        {
            while (serialPort.CtsHolding == true)
                Thread.Sleep(100);
            serialPort.WriteLine(str);

            Debug.WriteLine(">>>>>>>>>>>>:" + str);
        }

        public void GetLocation()
        {
            resultString = "";
            if (serialPort.IsOpen == false)
                serialPort.Open();

            Send("AT@LBC1");
            Send("AT@LBC?");
            Send("AT@LBC2");
            Send("AT");

            serialPort.Close();
        }

        private void serialPort_Disposed
               (object sender, EventArgs e)
        {
            Debug.WriteLine(resultString);
            ParseData(resultString);
            Received(this, null);
        }

        public EventHandler Received = null;

        private string resultString = "";

        private void serialPort_DataReceived
              (object sender, SerialDataReceivedEventArgs e)
        {
            string retStr = serialPort.ReadExisting();

            Debug.WriteLine("<<<<<<<<<<<<\n" + retStr);

            resultString += retStr;
        }

        private void serialPort_ErrorReceived
            (object sender, SerialErrorReceivedEventArgs e)
        {
            Debug.WriteLine("serialPort_ErrorReceived");
        }

        private void serialPort_PinChanged
            (object sender, SerialPinChangedEventArgs e)
        {
            Debug.WriteLine("serialPort_PinChanged: CTS=" 
               + serialPort.CtsHolding.ToString());
        }

        #region 郵便番号、緯度、経度のプロパティ
        private string errString = "";
        public string ErrString
        {
            get { return errString; }
        }

        private string zipCode;
        public string ZipCode
        {
            get { return zipCode; }
        }

        private string latitude;
        public string Latitude
        {
            get { return latitude; }
        }

        private string longitude;
        public string Longitude
        {
            get { return longitude; }
        }

        private float fLatitude;
        public float FLatitude
        {
            get { return fLatitude; }
        }

        private float fLongitude;
        public float FLongitude
        {
            get { return fLongitude; }
        }
        #endregion

        #region 郵便番号、緯度、経度の文字列処理
        public void ParseData(string str)
        {
            zipCode = GetZipCode(str);
            latitude = GetLatitude(str);
            longitude = GetLongitude(str);

            fLatitude = GetFloatLatitude(latitude);
            fLongitude = GetFloatLongitude(longitude);
        }

        private float GetFloatLatitude(string latitude)
        {
            Regex regVal = new Regex("[0-9]+");
            MatchCollection mcLatitude = 
                 regVal.Matches(latitude);
            return float.Parse(mcLatitude[0].Value)
                + (float.Parse(mcLatitude[1].Value)) / 60.0f
                + (float.Parse(mcLatitude[2].Value)) / 3600.0f;
        }

        private float GetFloatLongitude(string longitude)
        {
            Regex regVal = new Regex("[0-9]+");
            MatchCollection mcLongitude = 
                  regVal.Matches(longitude);
            return float.Parse(mcLongitude[0].Value)
                + float.Parse(mcLongitude[1].Value) / 60.0f
                + float.Parse(mcLongitude[2].Value) / 3600.0f;
        }

        private string GetZipCode(string str)
        {
            Regex regZip = new 
               Regex("[0-9][0-9][0-9][0-9][0-9][0-9][0-9]");
            Match match = regZip.Match(str);
            if (!match.Success)
                throw (new Exception("郵便番号の取得に失敗"));
            return match.Value;
        }

        private string GetLatitude(string str)
        {
            Regex regLat = new 
                 Regex("[NS][0-9]+:[0-9]+:[0-9]+");
            Match match = regLat.Match(str);
            if (!match.Success)
                throw (new Exception("緯度の取得に失敗"));
            return match.Value;
        }

        private string GetLongitude(string str)
        {
            Regex regLong = new 
                Regex("[EW][0-9]+:[0-9]+:[0-9]+");
            Match match = regLong.Match(str);
            if (!match.Success)
                throw (new Exception("緯度の取得に失敗"));
            return match.Value;
        }
        #endregion
    }
}