hoodFieldOfView/头罩视野slove/头罩视野/Views/PageTest.xaml.cs

using Modbus.Device;
using Sunny.UI;

//using RecordDateView;
using System;
using System.Collections.Generic;
using System.Net.Sockets;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using System.Windows.Threading;
using 头罩视野.Services;
using 头罩视野.Services.Data;
namespace 头罩视野.Views
{
    public partial class PageTest : Page
    {
        /// 只加这一个变量
        private CancellationTokenSource? _cts;    
        private IModbusMaster _modbusMaster => ModbusResourceManager.Instance.ModbusMaster;
        DispatcherTimer _timer;
        DataChange c = new DataChange();
        Function ma;

        //// 定时采集用
        private DispatcherTimer testTimer;
        // 保存上一条数据（用于去重）
        private TestDataStore.TestRecord? _lastRecord;

        public PageTest()
        {
            InitializeComponent();
            System.Diagnostics.Debug.WriteLine("页面加载了！111111111");
            _timer = InitDispatcherTimer();
            // 2. 初始化定时器：500毫秒 执行一次

            testTimer = new DispatcherTimer();
            testTimer.Interval = TimeSpan.FromMilliseconds(500); // 500ms = 0.5秒
            testTimer.Tick += Timer_Tick;


            //// 判断连接
            if (!ModbusHelper.IsConnected)
            {
                MessageBox.Show("未连接");
                return;
            }

        }

        //复位btn
        private void Button_Click_Reset(object sender, RoutedEventArgs e)
        {
            ma.BtnClickFunction(Function.ButtonType.复归型, 90);
        }
        //左开眼
        private void Button_Click_left(object sender, RoutedEventArgs e)
        {
            ma.BtnClickFunction(Function.ButtonType.切换型, 0);
        }
        //右开眼
        private void Button_Click_Right(object sender, RoutedEventArgs e)
        {
            ma.BtnClickFunction(Function.ButtonType.切换型, 1);
        }
        //反转
        //private bool _isPressing = false;
        private async void Button_Click_ResDown(object sender, MouseButtonEventArgs e)
        {
            ((Button)sender).CaptureMouse();
            //_isPressing = true;
            await Task.Run(() =>
            {
                //重新占位写入
                _modbusMaster.WriteSingleCoilAsync(1, 10, true);
                Task.Delay(100);
                System.Diagnostics.Debug.WriteLine("stard1111");
            });
        }

        private void Button_Click_ResUp(object sender, MouseButtonEventArgs e)
        {
            ((Button)sender).ReleaseMouseCapture();
            System.Diagnostics.Debug.WriteLine("end1111");

        }
        //正转
     
        private async void Button_Click_ForDown(object sender, MouseButtonEventArgs e)
        {
            ((Button)sender).CaptureMouse();
       

            await Task.Run(() =>
            {
                //重新占位写入
                _modbusMaster.WriteSingleCoilAsync(1, 11, true);
                System.Diagnostics.Debug.WriteLine("正传start");
                Task.Delay(100);
            });
        }

        private void Button_Click_ForUp(object sender, MouseButtonEventArgs e)
        {
            ((Button)sender).ReleaseMouseCapture();

            System.Diagnostics.Debug.WriteLine("正传end");
        }


        //测试btn  测试按钮：读取数据，存入共享列表
        private void Button_Click_Test(object sender, RoutedEventArgs e)

        {

            testTimer.Start();
            ma.BtnClickFunction(Function.ButtonType.复归型, 101);
            MessageBox.Show("开始测试");
        }

        private async void Timer_Tick(object sender, EventArgs e)

        {
            System.Diagnostics.Debug.WriteLine("定时器触发了！" + DateTime.Now);
            // 调用你原来的读取方
            //await ReadAddr262DataAsync();

            // 组装当前数据
            var data = new TestDataStore.TestRecord
            {
                Date = DateTime.Now.ToString("yyyy-MM-dd"),
                Time = DateTime.Now.ToString("HH:mm:ss"),
                LeftEyeArea = double.TryParse(zmsyarea.Text, out var l) ? l : 0,
                RightEyeArea = double.TryParse(ymsyarea.Text, out var r) ? r : 0,
                BinocularArea = double.TryParse(smsyarea.Text, out var b) ? b : 0,
                LowerVision = double.TryParse(kbsyarea.Text, out var lv) ? lv : 0,
                VisionRetentionRate = double.TryParse(sybhl.Text, out var vr) ? vr : 0
            };

            // ==================== 去重判断 ====================
            if (_lastRecord != null &&
                data.LeftEyeArea == _lastRecord.LeftEyeArea &&
                data.RightEyeArea == _lastRecord.RightEyeArea &&
                data.BinocularArea == _lastRecord.BinocularArea &&
                data.LowerVision == _lastRecord.LowerVision &&
                data.VisionRetentionRate == _lastRecord.VisionRetentionRate)
            {
                return; // 一样就不添加
            }
            // 不一样 → 插入表格
            TestDataStore.AddNewRecord(data);
            _lastRecord = data;
        }

        //停止btn
        private void Button_Click_Stop(object sender, RoutedEventArgs e)
        {
            testTimer.Stop();
            MessageBox.Show("已停止");
            ma.BtnClickFunction(Function.ButtonType.复归型, 103);
        }
        //打印

        private void Button_Click_Print(object sender, RoutedEventArgs e)
        {

            ma.BtnClickFunction(Function.ButtonType.复归型, 103);

        }
        //试样测试

        private void RadioButton_Checked(object sender, RoutedEventArgs e)
        {

            ma.BtnClickFunction(Function.ButtonType.切换型, 41);

        }
        private void RadioButton_Unchecked(object sender, RoutedEventArgs e)
        {

            ma.BtnClickFunction(Function.ButtonType.切换型, 41);

        }
        private void Button_Click_home(object sender, RoutedEventArgs e)
        {
            NavigationService.Content = null;
        }


        //读取数据
        private DispatcherTimer InitDispatcherTimer()
        {
            var timer = new DispatcherTimer
            {
                Interval = TimeSpan.FromMilliseconds(500)
            };
            timer.Tick += async (s, e) =>
            {
                if (_modbusMaster != null)
                {
                    try
                    {
                        await ReadAddr262DataAsync();
                    }
                    catch { }
                }
            };
            return timer;
        }

        private async System.Threading.Tasks.Task ReadAddr262DataAsync()
        {
            try
            {
                // 创建任务列表
                var tasks = new List<Task>
                {
                    //ReadAndUpdateFloatAsync(200, 2, fbspeed, "F2", "°"),
                    //ReadAndUpdateFloatAsync(202, 2, dqangle, "F2", "°"),           
                    //ReadAndUpdateFloatAsync(204, 2, zmsyarea, "F2", "cm²"),
                    //ReadAndUpdateFloatAsync(206 ,2, xfsyarea, "F2", " "),
                    //ReadAndUpdateFloatAsync(208, 2, smsyarea, "F2", "cm²"),
                    //ReadAndUpdateFloatAsync(210 ,2, ymsyarea, "F2", " "),
                    ReadAndUpdateFloatRangeAsync(200, 12, "F2", "°"),
                    ReadAndUpdateFloatAsync(424 ,2, kbsyarea, "F2", "cm²"),
                    ReadAndUpdateFloatAsync(310, 2, zdangle, "F2", "°/S"),
                    ReadAndUpdateFloatAsync(430 ,2, sybhl, "F2", " "),
                };

                await Task.WhenAll(tasks);
            }
            catch (Exception ex)
            {
                ShowError($"读取数据失败：{ex.Message}");
            }
        }
        // 地址，  根据格式显示字符长度  32：2 16：1  ，绑定页面的name 值，F2 保留两位小数，单位
        private async Task ReadAndUpdateFloatAsync(int address, int length, System.Windows.Controls.TextBox control, string format, string unit)
        {
            try
            {    // 1. 页面销毁时直接退出，不执行
                if (_cts?.IsCancellationRequested == true) return;

                // 2. 关键：判断对象为空就直接返回，不执行
                if (_modbusMaster == null) return;

                ushort[] registers = await Task.Run(async () =>
                   await _modbusMaster!.ReadHoldingRegistersAsync(1, (ushort)address, (ushort)length)
                );

                if (registers != null && registers.Length >= 2)
                {
                    float value = c.UshortToFloat(registers[1], registers[0]);
                    Dispatcher.Invoke(() => control.Text = value.ToString(format) + unit);
                }
                else if (registers != null && registers.Length >= 1)
                {
                    int value = registers[0];
                    Dispatcher.Invoke(() => control.Text = value.ToString(format) + unit);
                }
            }
            catch (Exception ex)
            {
                System.Diagnostics.Debug.WriteLine($"读取地址{address}失败：{ex.Message}");
            }
        }


        private async Task ReadAndUpdateFloatRangeAsync(int address, int length, string format, string unit)
        {
            try
            {
                ushort[] registers = await Task.Run(async () =>
                   await _modbusMaster!.ReadHoldingRegistersAsync(1, (ushort)address, (ushort)length)
                );

                if (registers != null && registers.Length >= 2)
                {
                    float value = c.UshortToFloat(registers[1], registers[0]);
                    float value2 = c.UshortToFloat(registers[3], registers[2]);
                    float value3 = c.UshortToFloat(registers[5], registers[4]);
                    float value4 = c.UshortToFloat(registers[7], registers[6]);
                    float value5 = c.UshortToFloat(registers[9], registers[8]);
                    float value6 = c.UshortToFloat(registers[11], registers[10]);



                    //ReadAndUpdateFloatAsync(200, 2, fbspeed, "F2", "°"),
                    //ReadAndUpdateFloatAsync(202, 2, dqangle, "F2", "°"),           
                    //ReadAndUpdateFloatAsync(204, 2, zmsyarea, "F2", "cm²"),
                    //ReadAndUpdateFloatAsync(206 ,2, xfsyarea, "F2", " "),
                    //ReadAndUpdateFloatAsync(208, 2, smsyarea, "F2", "cm²"),
                    //ReadAndUpdateFloatAsync(210 ,2, ymsyarea, "F2", " "),

                    Dispatcher.Invoke(() =>

                    {
                        fbspeed.Text = value.ToString(format) + unit;
                        dqangle.Text = value2.ToString(format) + unit;
                        zmsyarea.Text = value3.ToString(format) + unit;
                        xfsyarea.Text = value4.ToString(format) + unit;
                        smsyarea.Text = value5.ToString(format) + unit;
                        ymsyarea.Text = value6.ToString(format) + unit;
                        //control.Text = value.ToString(format) + unit);
                    });
                }

            }
            catch (Exception ex)
            {
                System.Diagnostics.Debug.WriteLine($"读取地址{address}失败：{ex.Message}");
            }
        }

        private async Task ReadAndUpdateFloatAsync(int address, int length, System.Windows.Controls.TextBlock control, string format, string unit)
        {
            try
            {
                ushort[] registers = await Task.Run(async () =>
                   await _modbusMaster!.ReadHoldingRegistersAsync(1, (ushort)address, (ushort)length)
                );

                if (registers != null && registers.Length >= 2)
                {
                    float value = c.UshortToFloat(registers[1], registers[0]);
                    Dispatcher.Invoke(() => control.Text = value.ToString(format) + unit);
                }
                else if (registers != null && registers.Length >= 1)
                {
                    int value = registers[0];
                    Dispatcher.Invoke(() => control.Text = value.ToString(format) + unit);
                }
            }
            catch (Exception ex)
            {
                System.Diagnostics.Debug.WriteLine($"读取地址{address}失败：{ex.Message}");
            }
        }

        private async Task ReadAndUpdateIntAsync(int address, int length, System.Windows.Controls.Control control, string format)
        {
            try
            {
                ushort[] registers = await Task.Run(() =>
                   _modbusMaster.ReadHoldingRegisters(1, (ushort)address, (ushort)length)
                );

                if (registers != null && registers.Length >= 1)
                {
                    int value = registers[0];
                    Dispatcher.Invoke(() =>
                    {
                        if (control is System.Windows.Controls.ContentControl contentControl)
                            contentControl.Content = value.ToString(format);
                        else if (control is System.Windows.Controls.TextBox textBox)
                            textBox.Text = value.ToString(format);
                    });
                }
            }
            catch (Exception ex)
            {
                System.Diagnostics.Debug.WriteLine($"读取地址{address}失败：{ex.Message}");
            }
        }

        //写入
        private void fbspeed_GotFocus(object sender, RoutedEventArgs e)
        {
            ma.WriteToPLCForNew(fbspeed.Text.Trim(), 200, Function.DataType.浮点型);
            //程序等待50s 在进行
            System.Threading.Tasks.Task.Delay(50);
            fbspeed.Focus();
        }
        private void dqangle_GotFocus(object sender, RoutedEventArgs e)
        {
            ma.WriteToPLCForNew(fbspeed.Text.Trim(), 202, Function.DataType.浮点型);
            System.Threading.Tasks.Task.Delay(50);
            fbspeed.Focus();
        }
        private void zdangle_GotFocus(object sender, RoutedEventArgs e)
        {
            ma.WriteToPLCForNew(fbspeed.Text.Trim(), 310, Function.DataType.浮点型);
            System.Threading.Tasks.Task.Delay(50);
            fbspeed.Focus();
        }

        //错误信息提示
        private void ShowError(string msg) => MessageBox.Show(msg, "错误", MessageBoxButton.OK, MessageBoxImage.Error);
        private void GoHome(object s, RoutedEventArgs e) => NavigationService.Content = null;
        private void GoTest(object s, RoutedEventArgs e)
        {
            _timer.Stop();
            NavigationService.Content = new Views.PageTest();
        }
        private void GoRecord(object s, RoutedEventArgs e) => NavigationService.Content = new Views.RecordDate();
        private void GoView(object s, RoutedEventArgs e) => NavigationService.Content = new Views.RecordPage();

        private void Page_Loaded(object sender, RoutedEventArgs e)
        {
            System.Diagnostics.Debug.WriteLine("页面加载了！112222222");
            _timer.Start();
            ma = new Function(_modbusMaster);
            c = new DataChange();

        }
        private void Page_Unloaded(object sender, RoutedEventArgs e)
        {
            testTimer?.Stop();
            _timer?.Stop();
            _cts?.Cancel();
            _cts = null;

        }
    }
}