更新

ConeCalorimeter/ViewModels/CValueCalibrationViewModel.cs

@@ -10,9 +10,10 @@ namespace ConeCalorimeter.ViewModels;
 
 public sealed class CValueCalibrationViewModel : PageViewModel
 {
+    private const ushort BaselineOxygenRegister = 280;
     private const ushort TemperatureRegister = 282;
     private const ushort PressureDifferenceRegister = 284;
-    private const ushort OxygenRegister = 286;
+    private const ushort CalibrationOxygenRegister = 286;
     private const ushort CValueRegister = 308;
     private const ushort CirculatingWaterCoil = 49;
     private const ushort SamplingPumpCoil = 50;
@@ -147,12 +148,10 @@ public sealed class CValueCalibrationViewModel : PageViewModel
 
     private void RefreshDeviceValues()
     {
-        var oxygenText = ReadFloatText(OxygenRegister);
-
-        BaselineOxygenText = oxygenText;
+        BaselineOxygenText = ReadFloatText(BaselineOxygenRegister);
         TemperatureText = ReadFloatText(TemperatureRegister);
         PressureDifferenceText = ReadFloatText(PressureDifferenceRegister);
-        CalibrationOxygenText = oxygenText;
+        CalibrationOxygenText = ReadFloatText(CalibrationOxygenRegister);
         CValueText = ReadFloatText(CValueRegister);
         RefreshActionStates();
     }

ConeCalorimeter/ViewModels/DeviceActionViewModel.cs

@@ -1,16 +1,31 @@
 using System.Windows.Input;
+using CommunityToolkit.Mvvm.ComponentModel;
 
 namespace ConeCalorimeter.ViewModels;
 
-public sealed class DeviceActionViewModel
+public sealed class DeviceActionViewModel : ObservableObject
 {
+    private string _displayText;
+
     public DeviceActionViewModel(string label, ICommand command)
     {
         Label = label;
         Command = command;
+        _displayText = label;
     }
 
     public string Label { get; }
 
+    public string DisplayText
+    {
+        get => _displayText;
+        private set => SetProperty(ref _displayText, value);
+    }
+
     public ICommand Command { get; }
+
+    public void SetDisplayText(string displayText)
+    {
+        DisplayText = displayText;
+    }
 }

ConeCalorimeter/ViewModels/TestPageViewModel.cs

@@ -1,5 +1,6 @@
 using System.Collections.ObjectModel;
 using System.Diagnostics;
+using System.Windows.Threading;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;
 using ConeCalorimeter.Models;
@@ -13,12 +14,19 @@ namespace ConeCalorimeter.ViewModels;
 
 public sealed class TestPageViewModel : PageViewModel
 {
+    private const string ResetAction = "复位";
+    private const ushort ResetCoil = 80;
+    private const ushort ResetCompleteCoil = 82;
+
     private readonly IExperimentDataService _experimentDataService;
     private readonly ITcpDeviceConnectionService _tcpDeviceConnectionService;
     private readonly LineSeries _heatReleaseSeries;
     private readonly LineSeries _totalHeatSeries;
     private readonly LineSeries _totalSmokeSeries;
+    private readonly DispatcherTimer _resetStatusTimer;
+    private DeviceActionViewModel _resetAction = null!;
     private bool _flameDetected;
+    private bool _resetInProgress;
     private string _lastAction = "待机";
 
     public TestPageViewModel(
@@ -62,6 +70,7 @@ public sealed class TestPageViewModel : PageViewModel
         ];
 
         ExecuteDeviceActionCommand = new RelayCommand<string>(ExecuteDeviceAction);
+        _resetAction = new DeviceActionViewModel(ResetAction, ExecuteDeviceActionCommand);
         DeviceActions =
         [
             new DeviceActionViewModel("辐射锥升", ExecuteDeviceActionCommand),
@@ -73,12 +82,19 @@ public sealed class TestPageViewModel : PageViewModel
             new DeviceActionViewModel("风机开", ExecuteDeviceActionCommand),
             new DeviceActionViewModel("风机关", ExecuteDeviceActionCommand),
             new DeviceActionViewModel("点火关", ExecuteDeviceActionCommand),
-            new DeviceActionViewModel("复位", ExecuteDeviceActionCommand)
+            _resetAction
         ];
 
         HeatReleasePlot = CreatePlotModel(out _heatReleaseSeries, out _totalHeatSeries, out _totalSmokeSeries);
         UpdateSnapshot(_experimentDataService.CurrentSnapshot);
         _experimentDataService.SnapshotUpdated += (_, snapshot) => UpdateSnapshot(snapshot);
+
+        _resetStatusTimer = new DispatcherTimer
+        {
+            Interval = TimeSpan.FromSeconds(1)
+        };
+        _resetStatusTimer.Tick += (_, _) => RefreshResetStatus();
+        _resetStatusTimer.Start();
     }
 
     public ObservableCollection<MetricDisplayViewModel> TopMetrics { get; }
@@ -287,6 +303,12 @@ public sealed class TestPageViewModel : PageViewModel
 
         LastAction = action;
 
+        if (action == ResetAction)
+        {
+            ExecuteResetAction();
+            return;
+        }
+
         if (action == "测试开始")
         {
             _experimentDataService.StartTest();
@@ -308,6 +330,40 @@ public sealed class TestPageViewModel : PageViewModel
         }
     }
 
+    private void ExecuteResetAction()
+    {
+        if (!_tcpDeviceConnectionService.TryWriteCoil(ResetCoil, true))
+        {
+            LastAction = "复位失败";
+            Debug.WriteLine("Device reset write failed.");
+            return;
+        }
+
+        SetResetInProgress(true);
+    }
+
+    private void RefreshResetStatus()
+    {
+        if (!_resetInProgress)
+        {
+            return;
+        }
+
+        if (!_tcpDeviceConnectionService.TryReadCoil(ResetCompleteCoil, out var resetComplete) || !resetComplete)
+        {
+            return;
+        }
+
+        SetResetInProgress(false);
+        LastAction = "复位完成";
+    }
+
+    private void SetResetInProgress(bool resetInProgress)
+    {
+        _resetInProgress = resetInProgress;
+        _resetAction.SetDisplayText(resetInProgress ? "复位中" : ResetAction);
+    }
+
     private void ClearPlotSeries()
     {
         _heatReleaseSeries.Points.Clear();
@@ -325,9 +381,6 @@ public sealed class TestPageViewModel : PageViewModel
 
         switch (action)
         {
-            case "复位":
-                coilAddress = 88;
-                return true;
             case "测试开始":
                 coilAddress = 65;
                 return true;

ConeCalorimeter/Views/TestPageView.xaml

@@ -211,7 +211,7 @@
                             </ItemsControl.ItemsPanel>
                             <ItemsControl.ItemTemplate>
                                 <DataTemplate>
-                                    <Button Content="{Binding Label}"
+                                    <Button Content="{Binding DisplayText}"
                                             Command="{Binding Command}"
                                             CommandParameter="{Binding Label}"
                                             Margin="5,3"