yichael_smartbow/Assets/BowArrow/Scripts/Pay/UnitySerialPort.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System;

public class UnitySerialPort : MonoBehaviour
{
    public string ComPort = "/dev/ttyS7";

    // Current baud rate and set of default
    // 300, 600, 1200, 2400, 4800, 9600, 14400, 19200, 28800, 38400, 57600, 115200
    public int BaudRate = 9600;

    private AndroidJavaClass androidJavaClass;
    private AndroidJavaObject androidJavaObject;
    private void Start()
    {
        //不用删除
        DontDestroyOnLoad(gameObject);

        androidJavaClass = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
        //androidJavaObject = androidJavaClass.GetStatic<AndroidJavaObject>("currentActivity");
        androidJavaObject = new AndroidJavaObject("com.example.serialport.serialport");
        //初始化端口
        initSerialPort();

    }

    private void OnDestroy()
    {
        //关闭端口
        Close();
    }
    //测试通信
    public void unityCallAndroid() {

        androidJavaObject.Call("UnityCallAndroid");
        Debug.Log("Unity调用Android的UnityCallAndroid方法");
    }

    public void UnityMethod(string text)
    {
        Debug.Log("java 调用 unity ："+ text);
    }

    //初始化端口
    public void initSerialPort()
    {
        //comName,boardRate
        bool bOpen = androidJavaObject.CallStatic<bool>("initSerialPort", new object[]{ ComPort, BaudRate });
        //Debug.Log("Unity调用Android的initSerialport方法");
        if (bOpen)
        {
            Debug.Log("initSerialPort 初始化成功！");
            ToastShow("initSerialPort 初始化成功！");
        }
        else {
            Debug.LogError("initSerialPort 初始化失败！");
            ToastShow("initSerialPort 初始化失败！");
        }
    }

    public void SendData(byte[] data) {
        //
       // Debug.Log("Unity调用Android的sendSerialPort方法");
        sbyte[] mySByte = new sbyte[data.Length];

        for (int i = 0; i < data.Length; i++)
        {
            if (data[i] > 127)
                mySByte[i] = (sbyte)(data[i] - 256);
            else
                mySByte[i] = (sbyte)data[i];
        }
        androidJavaObject.CallStatic("sendSerialPort", new object[] { mySByte , data.Length });
    }

    public void Close()
    {
        androidJavaObject.CallStatic("closeSerialPort");
        Debug.Log("Unity调用Android的closeSerialPort方法");
    }

    public void ToastShow(string msg) {
        //Debug.Log(msg);

    }
    public void onSerialPortReceived(string comData) {
        //Debug.Log("接收到串口数据："+ comData);
        //解析处理串口数据
        byte[] originData = Convert16(comData);
        //数据解密
        DES des = GetComponent<DES>();
        byte[] decryptData = des.Decrypt(originData);

         //Debug.Log("单片机--originData=" + BitConverter.ToString(originData));
         //Debug.Log("单片机--decryptData=" + BitConverter.ToString(decryptData));

        PayGameMode gm = GetComponent<PayGameMode>();
        if (decryptData.Length > 0 && decryptData[1].Equals(0x00))//问询应答
        {
            //Debug.Log("单片机问询--Answer");
            gm.Answer();
            // Debug.Log("decryptData[5]:" + decryptData[5] + " ==decryptData[6]: " + decryptData[6]);

            //连接上后自动获取二维码
            //decryptData[4] 数据长度。
            //decryptData[5] 联网状态 。0：未联网。> 1:已联网，为信号强度 1~100。
            //decryptData[6] 工作状态码 。0：联网成功。1：正在联网。2：信号弱。3：无 SIM 卡。4：无网络
            if (decryptData[5] > 1 && decryptData[6] == 0)
            {
                StartCoroutine(gm.QRCodeCoroutine());
            }
            else {
                //没有触发获取二维码时候的状态
                Debug.LogWarning("联网状态:" + decryptData[5]);
                Debug.LogWarning("工作状态码:" + decryptData[6]);
            }
        }
        else if (decryptData.Length > 0 && decryptData[1].Equals(0x01))//支付结果
        {
            //Debug.Log("单片机问询--PayAnswer");
            gm.PayAnswer(decryptData);
        }
        else if (decryptData.Length > 0 && decryptData[1].Equals(0x02))//获取二维码结果
        {
            //Debug.Log("单片机问询--二维码返回原始数据=" + BitConverter.ToString(originData));
            gm.ShowQRCode(originData, 0);
        }
        else
        {
            //Debug.Log("单片机问询--单片机返回其它原始数据=" + BitConverter.ToString(originData));
            gm.ShowQRCode(originData, 1);
        }
    }

    private byte[] Convert16(string strText)
    {
        strText = strText.Replace(" ", "");
        byte[] bText = new byte[strText.Length / 2];
        for (int i = 0; i < strText.Length / 2; i++)
        {
            bText[i] = Convert.ToByte(Convert.ToInt32(strText.Substring(i * 2, 2), 16));
        }
        return bText;
    }

    // Update is called once per frame
    //void Update()
    //{
        
    //}
}