using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO.Ports;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace APL_TestCheck
{
    public partial class Main : Form
    {
        public string Serial_Name { get => serialPort.PortName; set => serialPort.PortName = value; }

        public Main()
        {
            InitializeComponent();
        }



        private void panel_PanelMode_MouseLeave(object sender, EventArgs e)
        {
            System.Windows.Forms.Panel Panel = (System.Windows.Forms.Panel)sender;
            Panel.BackColor = Color.FromArgb(0, 159, 200);
        }

        private void panel_PanelMode_MouseMove(object sender, MouseEventArgs e)
        {
            System.Windows.Forms.Panel Panel = (System.Windows.Forms.Panel)sender;
            Panel.BackColor = Color.FromArgb(0, 159, 255);
        }

        private void label_GPSTest_MouseMove(object sender, MouseEventArgs e)
        {
            panel_GpsMode.BackColor = Color.FromArgb(0, 159, 255);
        }

        private void label_GPSTest_MouseLeave(object sender, EventArgs e)
        {
            panel_GpsMode.BackColor = Color.FromArgb(0, 159, 200);
        }

        private void label_Catm1Test_MouseMove(object sender, MouseEventArgs e)
        {
            panel_Catm1Mode.BackColor = Color.FromArgb(0, 159, 255);
        }

        private void label_Catm1Test_MouseLeave(object sender, EventArgs e)
        {
            panel_Catm1Mode.BackColor = Color.FromArgb(0, 159, 200);
        }

        private void label_SensorTest_MouseMove(object sender, MouseEventArgs e)
        {
            panel_SensorMode.BackColor = Color.FromArgb(0, 159, 255);
        }

        private void label_SensorTest_MouseLeave(object sender, EventArgs e)
        {
            panel_SensorMode.BackColor = Color.FromArgb(0, 159, 200);
        }
        public struct POINT { public int X, Y; }
        [DllImport("user32.dll")] // 현재 마우스 위치를 얻기위한 API함수.
        public extern static void GetCursorPos(out POINT point);

        Point FormLocation; // 현재 폼 위치
        POINT LastLocation = new POINT(); // 방금 전의 마우스 위치
        POINT CurrentLocation = new POINT(); // 현재 마우스 위치
                                             // 폼이 움직일 양 = CurrentLocation - LastLocation.
        bool IsMouseMoveStart = false; // 현재 마우스 움직이기 기능이 켜져있는가.
                                       // 만약 이게 없으면 그냥 폼위에서
        private void panel_Main_MouseDown(object sender, MouseEventArgs e)
        {
            GetCursorPos(out CurrentLocation);
            FormLocation = this.Location;
            IsMouseMoveStart = true;
        }

        private void panel_Main_MouseMove(object sender, MouseEventArgs e)
        {
            if (!IsMouseMoveStart) return;

            GetCursorPos(out LastLocation);
            FormLocation.X -= (CurrentLocation.X - LastLocation.X);
            FormLocation.Y -= (CurrentLocation.Y - LastLocation.Y);
            this.Location = FormLocation;
            CurrentLocation = LastLocation;
        }

        private void panel_Main_MouseUp(object sender, MouseEventArgs e)
        {
            IsMouseMoveStart = false;
        }

   

        private void pictureBox_min_red_Click(object sender, EventArgs e)
        {
            this.WindowState = FormWindowState.Minimized;
        }

        private void pictureBox_X_red_Click(object sender, EventArgs e)
        {
            Application.Exit();
        }

        private void label_GPSTest_Click(object sender, EventArgs e)
        {
            panel_GpsTest.Visible = true;
            panel_SensorTest.Visible = false;
            panel_Catm1Test.Visible = false;
        }

        private void label_Catm1Test_Click(object sender, EventArgs e)
        {
            panel_GpsTest.Visible = false;
            panel_SensorTest.Visible = false;
            panel_Catm1Test.Visible = true;

        }

        private void label_SensorTest_Click(object sender, EventArgs e)
        {
            panel_GpsTest.Visible = false;
            panel_SensorTest.Visible = true;
            panel_Catm1Test.Visible = false;
        }

        private void Main_Load(object sender, EventArgs e)
        {
            Serial_Initialize(ref comboBox_Port);
            panel_GpsTest.Visible = true;
            panel_SensorTest.Visible = false;
            panel_Catm1Test.Visible = false;
        }
        public void Serial_Initialize(ref ComboBox cb_port)
        {

            this.serialPort = new System.IO.Ports.SerialPort();
            this.serialPort.DataReceived += new System.IO.Ports.SerialDataReceivedEventHandler(this.Serial_DataRecvFunction);

            cb_port.BeginUpdate();
            foreach (string comport in SerialPort.GetPortNames())//foreach (string comport in SerialPort_TestProgram.GetPortNames())
            {
                cb_port.Items.Add(comport);
            }
            cb_port.EndUpdate();
            //SerialPort 초기 설정.
            //  serialPort.Encoding = Encoding.GetEncoding("Windows-1252");
            cb_port.DataSource = SerialPort.GetPortNames();
            try
            {
                serialPort.PortName = Serial_Name = cb_port.SelectedItem.ToString();
                serialPort.BaudRate = (int)115200;
                serialPort.DataBits = (int)8;
                serialPort.Parity = System.IO.Ports.Parity.None;
                serialPort.StopBits = StopBits.One;
            }
            catch { }

        }

        public void Serial_DataRecvFunction(object sender, SerialDataReceivedEventArgs e)
        {

            /****
             *메모리 누수 방지용 코드
             */
            System.GC.Collect(0, GCCollectionMode.Forced);
            System.GC.WaitForFullGCComplete();
        }

        private void label_Port_MouseClick(object sender, MouseEventArgs e)
        {

        }

        int LineLimit = 500;
        [DllImport("user32.dll")]
        public static extern int SendMessage(IntPtr hWnd, Int32 wMsg, bool wParam, Int32 lParam);
        private const int WM_SETREDRAW = 11;

        public void Data_Recv_Str(string text)
        {
            System.Windows.Forms.RichTextBox tbReceived;
            tbReceived = richTextBox_catm1;
            tbReceived = richTextBox_Gps;
            tbReceived = richTextBox_Sensor;



            int nLimitLines = Convert.ToInt32(LineLimit); //제한 라인 수
            try
            {
                try
                {
                    SendMessage(this.Handle, WM_SETREDRAW, false, 0);
                }
                catch (Exception e) { MessageBox.Show(e.StackTrace); }
                if (tbReceived.Lines.Length > nLimitLines)
                {
                    LinkedList<string> tempLines = new LinkedList<string>(tbReceived.Lines);
                    while ((tempLines.Count - nLimitLines) > 0)
                    {
                        tempLines.RemoveFirst();
                    }

                    tbReceived.Lines = tempLines.ToArray();

                }
                try
                {
                    SendMessage(this.Handle, WM_SETREDRAW, true, 0);
                }
                catch { return; }
                tbReceived.AppendText(text);
                tbReceived.SelectionStart = tbReceived.Text.Length;//맨 마지막 선택... 
                tbReceived.ScrollToCaret();
            }
            catch { try { SendMessage(this.Handle, WM_SETREDRAW, true, 0); } catch { return; } }
        }
    }
}