CodeManager.cs 11.4 KB

using OnlineStore.Common;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Runtime.ExceptionServices;
using System.Text;
using System.Windows.Forms;
using CodeLibrary;
using System.Drawing.Imaging;
using System.Text.RegularExpressions;

namespace OnlineStore.DeviceLibrary
{
    public class CodeManager
    {
        public static int DeCodeType = ConfigAppSettings.GetIntValue(Setting_Init.DeCodeType);

        private static int QRCodeCount = ConfigAppSettings.GetIntValue(Setting_Init.QRCodeCount);
        public static List<string> cameraNameList = new List<string>();
        public static List<string> codeTypeList = new List<string>();
        //public static List<string> balserNameList = new List<string>();
        public static List<string> hikNameList = new List<string>();

        private static char spiltChar = '#';
        /// <summary>
        /// 初始化摄像机名称和二维码类型
        /// </summary> 
        public static void LoadConfig()
        {
            if (QRCodeCount < 1)
            {
                QRCodeCount = 1;
            }
            string nameStr = ConfigAppSettings.GetValue(Setting_Init.CameraName);
            string codeStr = ConfigAppSettings.GetValue(Setting_Init.CodeType);
            codeTypeList = new List<string>();
            HDLogUtil.LogName = "RollingLogFileAppender";
            try
            {
                string[] nameArray = nameStr.Split(spiltChar);
                foreach (string str in nameArray)
                {
                    if (str.Trim().Equals(""))
                    {
                        continue;
                    }
                    //LogUtil.info("加载到配置摄像机名称:" + str.Trim());
                    cameraNameList.Add(str.Trim());
                }
                string[] codeArray = codeStr.Split(spiltChar);
                foreach (string str in codeArray)
                {
                    if (str.Trim().Equals(""))
                    {
                        continue;
                    }
                    string file = GetCodeParamFilePath(str.Trim());
                    LogUtil.info("加载到配置二维码类型:" + str.Trim() + ",配置文件:" + file);
                    codeTypeList.Add(str.Trim());
                }

                LoadCamera(false);
                CodeLibrary.HDCodeLearnHelper.LoadConfig(nameStr, codeStr);

                //如果未加载到配置相机,自动配置
                if (cameraNameList.Count <= 0 && hikNameList.Count > 0)
                {
                    cameraNameList = new List<string>(hikNameList);
                    string cameraStr = "";
                    foreach (string name in hikNameList)
                    {
                        cameraStr += name + spiltChar;
                    }
                    cameraStr = cameraStr.Substring(0, cameraStr.Length - 1);
                    ConfigAppSettings.SaveValue(Setting_Init.CameraName, cameraStr);
                    LogUtil.info("未配置扫码相机,默认【" + Setting_Init.CameraName + "】=【" + cameraStr + "】");
                }
            }
            catch (Exception ex)
            {
                LogUtil.error("解析摄像机配置出错:" + ex.StackTrace);
            }
        }
        private static void LoadCamera(bool isReLoad)
        {
            if (isReLoad || Camera._cam == null)
            {
                try
                {
                    if (Camera._cam != null)
                    {
                        Camera._cam.CloseAll();
                    }
                    Camera.Type = CameraType.HIK;
                    Camera._cam.Load();
                }
                catch (Exception ex)
                {
                    LogUtil.error("加载HIK相机出错:" + ex.ToString());
                }
            }
            string[] names = Camera._cam.Name;


            if (names != null)
            {
                foreach (string n in names)
                {
                    if (!hikNameList.Contains(n))
                    {
                        hikNameList.Add(n);
                    }
                }
                // hikNameList.AddRange(names);
                foreach (string name in hikNameList)
                {
                    LogUtil.info("加载到HIK相机:" + name);
                }
            }
        }

        public static void CloseCamera(string cameraName)
        {
            Camera._cam.Close(cameraName);
        }
        public static void CloseAllCamera()
        {
            Camera._cam.CloseAll();
        }
        public static event EventHandler<Bitmap> camera_event;

        [HandleProcessCorruptedStateExceptions]
        public static List<string> CameraScan()
        {
            int codeCount = 1;
            List<string> codeList = new List<string>();
            if (cameraNameList == null || cameraNameList.Count <= 0)
            {
                return codeList;
            }
            try
            {
                foreach (string cameraName in cameraNameList)
                {
                    if (cameraName.Trim().Equals(""))
                    {
                        continue;
                    }
                    DateTime startTime = DateTime.Now;
                    LogUtil.info(" 【" + cameraName + "】开始取图片");
                    HalconDotNet.HObject ho_Image = null;
                    try
                    {
                        bool nohalcon = false;
                        ho_Image = Camera._cam.CaptureOnImage(cameraName,out Bitmap bitmap, nohalcon);
                        if (ho_Image == null && !nohalcon)
                        {
                            LogUtil.error("  【" + cameraName + "】取图片失败[" + Camera._cam.ErrInfo + "],关闭相机");
                            CloseCamera(cameraName);
                            continue;
                        }
                        camera_event?.Invoke(null,bitmap);
                        LogUtil.info("  【" + cameraName + "】取图片完成,开始扫码");
                        List<CodeInfo> cc = new List<CodeInfo>();
                        string r = "";

                        RemoteDecodeHelper.RemoteDecodeParam remoteDecodeParam = new RemoteDecodeHelper.RemoteDecodeParam
                        {
                            codeTypeList = codeTypeList.ToArray(),
                            codeCount = codeCount,
                            timeout = 4000
                        };
                        cc = RemoteDecodeHelper.DecodeRequest(bitmap, remoteDecodeParam);
                        if (cc != null) {
                            foreach (CodeInfo c in cc)
                            {
                                string str = CodeManager.ReplaceCode(c.CodeStr);
                                if (!codeList.Contains(str))
                                {
                                    codeList.Add(str);
                                    r = r + "##" + str;
                                }
                            }
                        }

                        if (String.IsNullOrEmpty(r))
                        {
                            //  SaveImageToFile(deviceName, cameraName, bit);
                        }
                        LogUtil.info(" 【" + cameraName + "】" + " 扫码完成【" + FormUtil.GetSpanStr(DateTime.Now - startTime) + "】 :" + r);
                    }
                    catch (AccessViolationException e)
                    {
                        LogUtil.error(" 扫码出现AccessViolationException异常,关闭相机【" + cameraName + "】:" + e.ToString());
                        Camera._cam.Close(cameraName);
                        //  GC.Collect();
                    }
                    catch (Exception ex)
                    {
                        LogUtil.error(" 扫码出错:" + ex.ToString());
                    }
                    finally
                    {
                        if (ho_Image != null)
                        {
                            ho_Image.Dispose();
                        }
                    }
                }
            }
            catch (AccessViolationException e)
            {
                LogUtil.error(" 扫码出现AccessViolationException异常:" + e.ToString());
                //    GC.Collect();
            }
            catch (Exception ex)
            {
                LogUtil.error(" 扫码出错:" + ex.ToString());
            }
            return codeList;
        }
        private static void SaveImageToFile(string deviceName, string cameraName, Bitmap bitmap)
        {
            string date = DateTime.Now.ToString("HH-mm-ss-") + DateTime.Now.Millisecond;
            string dire = @"D:\image\" + deviceName.Trim().Replace('_', '-') + @"\" + cameraName.Trim().Replace('_', '-').Replace(':', '-') + @"\";
            string iamgeName = date + ".bmp";
            try
            {
                Bitmap bit = (Bitmap)bitmap.Clone();
                if (Directory.Exists(dire).Equals(false))
                {
                    Directory.CreateDirectory(dire);
                }
                bit.Save(dire + iamgeName, ImageFormat.Bmp);
                LogUtil.info(deviceName + "  【" + cameraName + "】扫码失败,保存图片到【" + dire + iamgeName + "】成功");
            }
            catch (Exception ex)
            {
                LogUtil.error("保存" + deviceName + "  【" + cameraName + "】的图片到【" + dire + iamgeName + "】出错" + ex.ToString());
            }
        }

        public static string GetCodeParamFilePath(string codePath)
        {
            string appPath = Application.StartupPath;
            string path = appPath + ConfigAppSettings.GetValue(Setting_Init.CodeParamPath);
            string filePath = path + codePath + ".dcm";
            if (File.Exists(filePath))
            {
                return filePath;
            }
            else
            {
                return "";
            }
        }
        /// <summary>
        /// 处理接收后的二维码
        /// </summary>
        /// <param name="message"></param>
        /// <returns></returns>
        public static string ReplaceCode(string message)
        {
            message = message.Trim();
            message = message.Replace("\r", "");
            message = message.Replace("\n", "");
            char a = (char)02;
            message = message.Replace(a.ToString(), "");
            message = message.Trim();
            if (!HasChinese(message))
            {
                System.Text.ASCIIEncoding asciiEncoding = new System.Text.ASCIIEncoding();
                byte[] bytes = asciiEncoding.GetBytes(message);
                List<byte> newBytes = new List<byte>();
                foreach (byte by in bytes)
                {
                    int value = (int)by;
                    if (value.Equals(24) || value.Equals(30) || value.Equals(29) || value.Equals(4))
                    {
                        continue;
                    }
                    if (!value.Equals(24))
                    {
                        newBytes.Add(by);
                    }
                }
                message = asciiEncoding.GetString(newBytes.ToArray());
            }
            return message;
        }
        public static bool HasChinese(string str)
        {
            return Regex.IsMatch(str, @"[\u4e00-\u9fa5]");
        }
    }
}