using System;
using System.Text;
using System.Windows.Forms;
using Script.Methods;
using HuarayVMCore;
using HuarayVMCore.Camera;
using HuarayVMCore.Core;
using HuarayVMCore.VisionMaster;
using ImageConverter = HuarayVMCore.Core.ImageConverter;
using System.Threading;
using VM.PlatformSDKCS;
using VM.Core;
using ImageSourceModuleCs;

/************************************
Shell Module default code: using .NET Framwwork 4.6.1
*************************************/
public partial class UserScript : ScriptMethods, IProcessMethods
{
    //the count of process
    #region 实例
    int processCount;
    private HuarayCamera _camera = null;
    CameraDeviceInfo devInfo = null;
    bool GetImageOK = false;//单帧取像时的结果判断
    #endregion
    //Continuous=连续采集模式  Software=软触发模式  Hardware=外部硬件触发模式
    TriggerMode _TriggerMode = TriggerMode.Software;
    // Software-连续 Software=软触发  Line0-Line2 线路触发 CounterOut-CounterOut 
    TriggerSource _TriggerSource = TriggerSource.Software;


    /// <summary>
    /// Initialize the field's value when compiling
    /// </summary>
    public void Init()
    {
        try
        {
            if (_camera != null)
                _camera.Close();
            var _deviceList = HuarayCamera.EnumerateDevices();
            for (int i = 0; i < _deviceList.Count; i++)
            {
                if (_deviceList[i].SerialNumber == SerialNumber)
                {
                    _camera = new HuarayCamera();
                    _camera.FrameReceived += OnFrameReceived;
                    VmSolution.Instance.DisableModulesCallback();//关闭所有回调
                    devInfo = _deviceList[i];
                    _camera.Open(devInfo);
                    //set
                    _camera.SetIntFeatureValue("Width", (long)ImgWidth);//设置图像宽高
                    _camera.SetIntFeatureValue("Height", (long)ImgHeight);//设置图像宽高
                    _camera.SetTriggerMode(_TriggerMode, _TriggerSource);//设置触发模式
                    _camera.SetDoubleFeatureValue("ExposureTime", (double)ExposureTime);//设置曝光时间
                    _camera.SetDoubleFeatureValue("Gain", (double)Gain);//设置增益
                    _camera.SetBufferCount(30);//设置缓冲区数量
                    _camera.StartGrabbing();//开始采集
                    continue;
                }
            }
        }
        catch
        {
        }

        //You can add other global fields here
        processCount = 0;
    }

    /// <summary>
    /// Enter the process function when running code once
    /// </summary>
    /// <returns></returns>
    public bool Process()
    {
        Init();//初始化相机
        try
        {
            GetImageOK = false;
            if (_camera != null && _camera.IsOpened)
            {
                _camera.StopGrabbing();//关闭采集
                _camera.SetTriggerMode(TriggerMode.Software, TriggerSource.Software);//流程执行先设置成单帧率触发                                         
                _camera.SetBufferCount(30);// 设置缓冲区数量
                _camera.StartGrabbing();// 开始采集
                _camera.TriggerSoftware();//触发单排
                int i = 0;
                do
                {
                    if (GetImageOK == true)
                        break;
                    Thread.Sleep(1000);//等待8s取图 防止卡顿
                    i++;
                }
                while (i <= 8);
                _camera.FrameReceived -= OnFrameReceived;
                _camera.Close();
                Init();//初始化相机
                Message = GetImageOK.ToString();
                if(!GetImageOK)
                {
                	Message = "相机取像失败";
                	throw new Exception("相机取像失败");
                }
                return GetImageOK;
            }
            else
            {
            	throw new Exception("相机连接失败");
                return false;
            }
        }
        catch (Exception ex)
        {
            throw new Exception(ex.ToString());
            return false;
        }
        finally
        {
            Init();
        }

    }
    /// <summary>
    /// 帧接收事件处理（异步回调取图模式）
    /// </summary>
    private void OnFrameReceived(object sender, FrameReceivedEventArgs e)
    {
        try
        {
            ImageBaseData imageData = ImageConverter.ToImageBaseData(e);
            VmProcedure procedure = VmSolution.Instance[FlowName] as VmProcedure;
            ImageSourceModuleTool module = VmSolution.Instance[FlowName + "." + ToolName] as ImageSourceModuleTool;
            module.SetImageData(imageData);
            procedure.Run();
            GetImageOK = true;
        }
        catch (Exception ex)
        {
            MessageBox.Show(ex.Message);
        }
    }
}