DevicesServiceIntern/DevicesService/Devices/SignDll.cs

using DevicesService.Commen;
using Functions.FileExt;
using Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http;
using System;
using System.Drawing;
using System.Globalization;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;
//0816加实时报点
[StructLayout(LayoutKind.Sequential)]
public struct TOUCH_INFO
{
    public int X;
    public int Y;
    public int Pressure;
    public int SN;
    public int btnID;//5寸 确定 重签 取消按钮
}
namespace DevicesService.Devices
{
    public class SignDll
    {
        public static PointF endPos;
        public static PointF beginPos;
        public static PointF frontPos;
        private static int xypointcount = 0;
        private static int[] lastpointx = new int[3];
        private static int[] lastpointy = new int[3];
        Point mPoint = new Point(-1, -1);
        private static System.Drawing.SolidBrush myBrush = new System.Drawing.SolidBrush(System.Drawing.Color.Red);
        //private Graphics mGraphicsBuffer;
        private static Pen pen = new Pen(Color.Black); //
        public static int status = -1;
        private static Bitmap bitmap = new Bitmap(594, 392);
        public SignDll()
        {
            try
            {
                endPos = new PointF(-1F, -1f);
                beginPos = new PointF(-1F, -1f);
                frontPos = new PointF(-1F, -1f);
                lastpointx[0] = -1;
                lastpointy[0] = -1;
                lastpointx[1] = -1;
                lastpointy[1] = -1;
                lastpointx[2] = -1;
                lastpointy[2] = -1;
                xypointcount = 0;
            }
            catch (Exception ex) { Log.Info(ex.Message); }
            finally { }
        }

        public static void GetTouchNumber(int number)
        {
            try
            {
                //1 签字确定按钮  2签字取消按钮 3 签字重签按钮(清空界面)
                if (number == 1)
                {
                    int ret = FiveInchDll.ComSignOK();
                    Console.WriteLine("ComSignOK：" + ret);
                    FiveInchDll.ComSetBackGroundAdv();
                }
                else if (number == 3)
                {

                    string UIFile = System.IO.Directory.GetCurrentDirectory() + "\\sign_ui.jpg";
                    int ret = FiveInchDll.ComSetSignBackgroundImage(UIFile);
                    Console.WriteLine("ComSetSignBackgroundImage：" + ret);
                }
                //2023-02-27 通知返回获取SN
                else if (number == 17) //返回设备SN
                {
                    StringBuilder sbDevSN = new StringBuilder();
                    FiveInchDll.ComGetDevSN_Async(sbDevSN);
                    Console.WriteLine("ComGetDevSN：" + sbDevSN);
                }
                else
                {
                    lastpointx[0] = -1;
                    lastpointy[0] = -1;
                    lastpointx[1] = -1;
                    lastpointy[1] = -1;
                    lastpointx[2] = -1;
                    lastpointy[2] = -1;

                    FiveInchDll.ComSetBackGroundAdv();
                }
            }
            catch (Exception ex) { Log.Info(ex.Message); }
            finally { }
        }

        //0816加报点
        public static void GetTouchPoint(TOUCH_INFO[] info1)
        {
            int x = 0, y = 0;
            int pressurevl;
            int dx = 0, dy = 0;

            for (int k = 0; k < 80; k++)
            {

                x = info1[k].X;
                y = info1[k].Y;

                //落笔
                if (info1[k].Pressure > 0)
                {
                    if (info1[k].Pressure > 0 && info1[k].Pressure < 500)
                    {
                        pressurevl = 1;
                        pen.Width = 1;
                    }
                    else if (info1[k].Pressure >= 500 && info1[k].Pressure < 1000)
                    {
                        pressurevl = 2;
                        pen.Width = 2;
                    }
                    else if (info1[k].Pressure >= 1000 && info1[k].Pressure < 1500)
                    {
                        pressurevl = 3;
                        pen.Width = 3;
                    }
                    else if (info1[k].Pressure >= 1500 && info1[k].Pressure < 2048)
                    {
                        pressurevl = 4;
                        pen.Width = 4;
                    }
                    else
                    {
                        pressurevl = 0;
                        pen.Width = 1;
                    }
                }
                else
                {
                    //抬笔
                    pressurevl = 0;

                    lastpointx[0] = -1;
                    lastpointy[0] = -1;
                    lastpointx[1] = -1;
                    lastpointy[1] = -1;
                    lastpointx[2] = -1;
                    lastpointy[2] = -1;
                    continue;
                }

                if (info1[k].Pressure > 10)   //有画线宽度
                {
                    lastpointx[2] = x;
                    lastpointy[2] = y;


                    if (lastpointx[2] != -1)
                    {
                        if (lastpointx[1] != -1 && lastpointx[0] != -1)
                        {
                            //float dx = Math.Abs(lastpointx[2] - beginPos.X);
                            //float dy = Math.Abs(endPos.Y - beginPos.Y);

                            dx = Math.Abs(lastpointx[2] - lastpointx[1]);
                            dy = Math.Abs(lastpointy[2] - lastpointy[1]);
                            if ((dx != 0) && (dy != 0))
                            {

                                if (lastpointy[1] != -1 && lastpointy[2] != -1)  //y轴相同的点不画,直接跳过
                                {
                                    if (lastpointx[1] != -1 && lastpointx[2] != -1)  //第3个点和第二个点比较是否x坐标在同一个位置,不是就执行画第一个点到第二个点的线
                                    {
                                        //painter->drawLine(frontPos, beginPos);   //画线
                                        //g.DrawLine(pen, lastpointx[0], lastpointy[0], lastpointx[1], lastpointy[1]);
                                        //painter->drawPoint(beginPos);         //画点
                                        //frontPos = beginPos;
                                        //beginPos = endPos;
                                        lastpointx[0] = lastpointx[1];
                                        lastpointy[0] = lastpointy[1];
                                        lastpointx[1] = lastpointx[2];
                                        lastpointy[1] = lastpointy[2];
                                    }
                                    else
                                    {
                                        //是就执行画第一个点到第三个点的线
                                        //painter->drawLine(frontPos, endPos);
                                        //g.DrawLine(pen, lastpointx[0], lastpointy[0], lastpointx[2], lastpointy[2]);
                                        //frontPos = endPos;                      //第三个点赋值第一个点
                                        //beginPos = QPointF(0, 0);                //第二个点置空
                                        //beginPos.X = -1;
                                        //beginPos.Y = -1;
                                        lastpointx[0] = lastpointx[2];
                                        lastpointy[0] = lastpointy[2];
                                        lastpointx[1] = -1;
                                        lastpointy[1] = -1;
                                    }
                                }
                            }
                        }//
                        else
                        {
                            if (lastpointx[1] != -1)  //不为空在赋值,防止丢弃点时赋空值
                            {
                                lastpointx[0] = lastpointx[1];
                                lastpointy[0] = lastpointy[1];
                            }
                            lastpointx[1] = lastpointx[2];
                            lastpointy[1] = lastpointy[2];
                        }
                    }

                }
                else
                {
                    dx = dy = 0;
                    lastpointx[0] = -1;
                    lastpointy[0] = -1;
                    lastpointx[1] = -1;
                    lastpointy[1] = -1;
                    lastpointx[2] = -1;
                    lastpointy[2] = -1;

                }
            }
        }

        //打开签字版
        public static int OpenComDevice()
        {
            try
            {
                status = FiveInchDll.OpenComDevice(GetTouchNumber);
                Console.WriteLine("OpenComDevice：" + status);
                if (status == 0)
                {
                    //关闭报点
                    int ret = FiveInchDll.ComSendPoint(0, null);
                    if (true)
                    {
                        string UIFile = System.IO.Directory.GetCurrentDirectory() + "\\adv_ui.jpg";
                        int ret1 = FiveInchDll.ComSendAdvantageImage(UIFile);
                        Console.WriteLine("ComSendAdvantageImage：" + ret1);
                        FiveInchDll.ComSetBackGroundAdv();
                    }

                    if (true)
                    {
                        string UIFile = System.IO.Directory.GetCurrentDirectory() + "\\sign_ui.jpg";
                        int ret1 = FiveInchDll.ComSetSignBackgroundImage(UIFile);
                        Console.WriteLine("ComSetSignBackgroundImage：" + ret1);
                    }
                }
            }
            catch(Exception ex) { Log.Info(ex.Message); }
            finally { }
            return status;
        }

        //关闭签字版
        public static int CloseComDevice()
        {
            int ret = -1;
            try
            {
                if (status == 0)
                {
                    ret = FiveInchDll.CloseComDevice();
                    if (ret == 0)
                    {
                        status = -1;
                    }
                }
            }
            catch { }
            finally { }
            return ret;
        }

        //保存签字版数据
        public static string ComSetPictureSavePath()
        {
            try
            {
                DateTime dateTime = DateTime.Now;
                string time = DateTime.Now.ToString(
                    "yyyyMMddHHmmss", DateTimeFormatInfo.InvariantInfo);
                var dirpath = Path.Combine(Environment.CurrentDirectory, "wwwroot", "Sign");
                FileExt.MakeSureDirExist(dirpath);
                var filepath = Path.Combine(dirpath, time);
                string SignFile = dirpath + "\\" + time + ".png";
                string sourcepaht = Environment.CurrentDirectory + "\\fiveInch.png";
                int ret = FiveInchDll.ComSignOK();
                if (ret == 0)
                {
                    return SignFile;
                }
                else
                {
                    return "";
                }
            }
            catch (Exception ex)
            {
                return "";
            }
        }
    }

    class FiveInchDll
    {
        [System.Runtime.InteropServices.UnmanagedFunctionPointerAttribute(System.Runtime.InteropServices.CallingConvention.StdCall)]
        public delegate void GetTouchNumber(int number);

        //0816加报点
        [System.Runtime.InteropServices.UnmanagedFunctionPointerAttribute(System.Runtime.InteropServices.CallingConvention.StdCall)]
        public delegate void TOUCH_INFO_FUNC([MarshalAs(UnmanagedType.LPArray, SizeConst = 160)] TOUCH_INFO[] info);

        [DllImport("XTJZFiveInch.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int ComSendPoint(int nState, [MarshalAs(UnmanagedType.FunctionPtr)] TOUCH_INFO_FUNC callback); //0816加报点

        [DllImport("XTJZFiveInch.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int OpenComDevice([MarshalAs(UnmanagedType.FunctionPtr)] GetTouchNumber callback);

        [DllImport("XTJZFiveInch.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int CloseComDevice();

        [DllImport("XTJZFiveInch.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int ComSetSignBackgroundImage(string UIFile);

        [DllImport("XTJZFiveInch.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int ComSetPictureSavePath(string PicturePath, int PicturePathLen);

        [DllImport("XTJZFiveInch.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int ComSignOK();


        [DllImport("XTJZFiveInch.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int ComSetPenStyle(int PenStyle);

        [DllImport("XTJZFiveInch.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int ComGetDevSN(StringBuilder pDevSN, int iSync);

        [DllImport("XTJZFiveInch.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int ComGetDevSN_Async(StringBuilder pDevSN);


        [DllImport("XTJZFiveInch.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int ComWhiteScreen();

        [DllImport("XTJZFiveInch.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int ComSendAdvantageImage(string UIFile);


        [DllImport("XTJZFiveInch.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int ComSetBackGroundAdv();
    }
}