using RJCP.IO.Ports;
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using System;
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using System.Collections.Generic;
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using System.Data;
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using System.IO.Ports;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace LB_SmartVision.Forms.Pages.LEDLightSourceControlPage
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{
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public delegate void SerialProtStatus(bool status);
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public delegate void SerialProtDataReceived(string strInfo);
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public class LEDControlSerialPort:LED_CONTROLLER
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{
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public SerialPort serialPort = new SerialPort();
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public StringBuilder strRec = new StringBuilder();
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public StringBuilder strRend = new StringBuilder();
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public LEDControlParams LEDControlParams = new LEDControlParams();
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public event SerialProtStatus serialProtStatus;
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public event SerialProtDataReceived serialProtDataReceived;
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private void _SerialProtStatus(bool status)
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{
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if (serialProtStatus != null)
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{
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serialProtStatus(status);
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}
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}
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private void _SerialProtDataReceived(string strInfo)
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{
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if (serialProtDataReceived != null)
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{
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serialProtDataReceived(strInfo);
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}
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}
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void serialPort_DataReceived(object sender, System.IO.Ports.SerialDataReceivedEventArgs e)
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{
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try
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{
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if (!serialPort.IsOpen)
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{
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MessageBox.Show("\r\n串口未打开，请打开后重试");
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return;
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}
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Thread.Sleep(100);
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string receiveStr = serialPort.ReadExisting();
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serialPort.DiscardInBuffer();
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if (receiveStr != "")
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{
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_SerialProtDataReceived(receiveStr);
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}
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}
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catch (Exception ex)
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{
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}
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}
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/// <summary>
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/// 读取返回值
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/// </summary>
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/// <returns>串口返回信息</returns>
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public string Read()
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{
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try
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{
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if (!serialPort.IsOpen)
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{
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MessageBox.Show("\r\n串口未打开，请打开后重试");
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return string.Empty;
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}
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Thread.Sleep(100);
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string result = serialPort.ReadExisting();
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return result;
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}
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catch (Exception ex)
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{
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return string.Empty;
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}
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}
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/// <summary>
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/// 打开串口
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/// </summary>
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public void OpenPort()
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{
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try
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{
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if (!serialPort.IsOpen)
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{
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serialPort.NewLine = "\r\n";
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serialPort.RtsEnable = false;
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serialPort.PortName = LEDControlParams.PortName;
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serialPort.BaudRate = LEDControlParams.BaudRate;
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serialPort.DataBits = LEDControlParams.DataBit;
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serialPort.StopBits = LEDControlParams.StopBit;
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serialPort.Parity = LEDControlParams.Parity;
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serialPort.Open();
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serialPort.DataReceived += new SerialDataReceivedEventHandler(serialPort_DataReceived);
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_SerialProtStatus(serialPort.IsOpen);
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}
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}
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catch (Exception ex)
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{
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}
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}
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/// <summary>
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/// 关闭串口
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/// </summary>
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public void ClosePort()
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{
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try
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{
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if (serialPort.IsOpen)
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{
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serialPort.Close();
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}
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_SerialProtStatus(false);
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}
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catch (Exception ex)
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{
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//Error(ex);
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}
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}
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/// <summary>
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/// 发送信号
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/// </summary>
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/// <param name="strInfo">发送内容</param>
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public void Send(string strInfo)
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{
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if (!serialPort.IsOpen)
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{
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serialPort.NewLine = "\r\n";
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serialPort.RtsEnable = false;
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serialPort.PortName = LEDControlParams.PortName;
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serialPort.BaudRate = LEDControlParams.BaudRate;
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serialPort.DataBits = LEDControlParams.DataBit;
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serialPort.StopBits = LEDControlParams.StopBit;
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serialPort.Parity = LEDControlParams.Parity;
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serialPort.Open();
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_SerialProtStatus(serialPort.IsOpen);
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}
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if (string.IsNullOrEmpty(strInfo))
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{
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MessageBox.Show("\r\n不能发送空字符串");
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return;
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}
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serialPort.ReadExisting();
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serialPort.WriteLine(strInfo);
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}
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/// <summary>
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/// 232通讯设置亮度
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/// </summary>
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/// <param name="ch"></param>
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/// <param name="value"></param>
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/// <returns></returns>
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public string SetIntensity(string ch, string value)
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{
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string value_str = Convert.ToInt32(value).ToString("X");
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if (value_str.Length == 1)
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{
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value_str = "00" + value_str;
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}
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switch (value_str.Length)
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{
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case 1:
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value_str = "00" + value_str;
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break;
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case 2:
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value_str = "0" + value_str;
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break;
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default:
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break;
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}
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string msg = "$3" + ch + value_str;
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msg = msg + GetXorResualt(msg);
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serialPort.Write(msg);
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Thread.Sleep(30);
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strRend = new StringBuilder(msg);
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return strRec.ToString();
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}
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/// <summary>
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/// 485通讯设置亮度
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/// </summary>
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/// <param name="ch"></param>
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/// <param name="value"></param>
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/// <param name="id485"></param>
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/// <returns></returns>
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public string SetIntensity(string ch, string value, string id485)
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{
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string value_str = Convert.ToInt32(value).ToString("X");
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if (value_str.Length == 1)
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{
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value_str = "00" + value_str;
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}
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switch (value_str.Length)
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{
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case 1:
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value_str = "00" + value_str;
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break;
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case 2:
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value_str = "0" + value_str;
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break;
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default:
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break;
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}
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string ID_485 = Convert.ToInt32(id485).ToString("X");
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if (ID_485.Length == 1)
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{
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ID_485 = "0" + ID_485;
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}
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string msg = "$" + ID_485 + "3" + ch + value_str;
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msg = msg + GetXorResualt(msg);
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serialPort.Write(msg);
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Thread.Sleep(30);
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strRend = new StringBuilder(msg);
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return strRec.ToString();
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}
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public string OpenAllChannel()
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{
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throw new NotImplementedException();
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}
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public string OpenChannel(string ch)
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{
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throw new NotImplementedException();
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}
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public string CloseALLChannel()
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{
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throw new NotImplementedException();
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}
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public string CloseChannel(string ch)
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{
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throw new NotImplementedException();
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}
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/// <summary>
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/// 232获取对应通道亮度值
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/// </summary>
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/// <param name="ch"></param>
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/// <returns></returns>
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/// <exception cref="NotImplementedException"></exception>
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public string GetIntensity(string ch)
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{
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try
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{
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string dataRec = "$4" + ch + "000";
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dataRec = dataRec + GetXorResualt(dataRec);
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serialPort.Write(dataRec);
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Thread.Sleep(100);
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dataRec = strRec.ToString();
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dataRec = dataRec.Substring(3, 3);
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int convertTodec = Convert.ToInt32(dataRec, 16);
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return convertTodec.ToString();
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}
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catch (Exception)
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{
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return "0";
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}
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}
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/// <summary>
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/// 485获取对应通道亮度值
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/// </summary>
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/// <param name="ch"></param>
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/// <param name="id485"></param>
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/// <returns></returns>
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public string GetIntensity(string ch, string id485)
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{
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try
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{
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string ID_485 = Convert.ToInt32(id485).ToString("X");
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if (ID_485.Length == 1)
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{
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ID_485 = "0" + ID_485;
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}
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string dataRec = "$" + ID_485 + "4" + ch + "000";
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dataRec = dataRec + GetXorResualt(dataRec);
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serialPort.Write(dataRec);
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Thread.Sleep(100);
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dataRec = strRec.ToString();
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dataRec = dataRec.Substring(5, 3);
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int convertTodec = Convert.ToInt32(dataRec, 16);
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return convertTodec.ToString();
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}
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catch (Exception)
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{
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return "0";
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}
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}
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public string GetONorOFF()
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{
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throw new NotImplementedException();
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}
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public string GetXorResualt(string msg)
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{
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//获取字节数组
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byte[] b = Encoding.ASCII.GetBytes(msg);
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// xorResult 存放校验结注意：初值首元素值
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byte xorResult = b[0];
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// 求xor校验注意：XOR运算第二元素始
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for (int i = 1; i < b.Length; i++)
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{
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xorResult ^= b[i];
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}
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// 运算xorResultXOR校验结，^=为异或符号
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// MessageBox.Show();
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return xorResult.ToString("X");
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}
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}
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}
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