曲线逻辑
This commit is contained in:
19
Common/Attributes/MonitorableAttribute.cs
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19
Common/Attributes/MonitorableAttribute.cs
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@@ -0,0 +1,19 @@
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace Common.Attributes
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{
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[AttributeUsage(AttributeTargets.Method, AllowMultiple = false, Inherited = true)]
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public class MonitorableAttribute : Attribute
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{
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public string? Description { get; set; }
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public MonitorableAttribute(string? description = null)
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{
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Description = description;
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}
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}
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}
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@@ -146,6 +146,7 @@ namespace DeviceCommand.Device
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/// <summary>
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/// 查询通道实时测得的电压有效值（RMS，支持 AC 或 DC 模式下的回测）(单位: V)
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/// </summary>
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[Monitorable("交流电源电压")]
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public virtual async Task<string> 查询实际电压(CancellationToken ct = default)
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{
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return await WriteReadAsync($":MEASure:VOLTage?{ScpiDelimiter}", ScpiDelimiter, ct);
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@@ -154,6 +155,7 @@ namespace DeviceCommand.Device
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/// <summary>
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/// 查询通道实时测得的电流有效值（RMS）(单位: A)
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/// </summary>
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[Monitorable("交流电源电流")]
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public virtual async Task<string> 查询实际电流(CancellationToken ct = default)
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{
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return await WriteReadAsync($":MEASure:CURRent?{ScpiDelimiter}", ScpiDelimiter, ct);
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@@ -162,6 +164,7 @@ namespace DeviceCommand.Device
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/// <summary>
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/// 查询通道实时测得的有功功率值 (单位: W)
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/// </summary>
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[Monitorable("交流电源功率")]
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public virtual async Task<string> 查询实际功率(CancellationToken ct = default)
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{
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return await WriteReadAsync($":MEASure:POWer?{ScpiDelimiter}", ScpiDelimiter, ct);
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@@ -226,6 +226,7 @@ namespace DeviceCommand.Device
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/// <summary>
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/// 3.4.1. 回读通道输出端子上的实时测得电压值 (单位: V)
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/// </summary>
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[Monitorable("高压直流电源电压")]
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public virtual async Task<string> 查询实际电压(CancellationToken ct = default)
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{
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return await WriteReadAsync($"MEASure:VOLTage?{ScpiDelimiter}", ScpiDelimiter, ct);
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@@ -234,6 +235,7 @@ namespace DeviceCommand.Device
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/// <summary>
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/// 3.4.2. 回读通道输出端子上的实时测得电流值 (单位: A)
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/// </summary>
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[Monitorable("高压直流电源电流")]
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public virtual async Task<string> 查询实际电流(CancellationToken ct = default)
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{
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return await WriteReadAsync($"MEASure:CURRent?{ScpiDelimiter}", ScpiDelimiter, ct);
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@@ -242,6 +244,7 @@ namespace DeviceCommand.Device
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/// <summary>
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/// 3.4.3. 回读通道输出端子上的实时测得功率值 (单位: W)
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/// </summary>
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[Monitorable("高压直流电源功率")]
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public virtual async Task<string> 查询实际功率(CancellationToken ct = default)
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{
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return await WriteReadAsync($"MEASure:POWer?{ScpiDelimiter}", ScpiDelimiter, ct);
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@@ -191,6 +191,7 @@ namespace DeviceCommand.Device
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/// <summary>
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/// 3.5.1 查询通道输出端子上测得的直流电流值 (A)
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/// </summary>
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[Monitorable("低压直流电源电流")]
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public virtual async Task<string> 查询实际电流(CancellationToken ct = default)
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{
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return await WriteReadAsync($":MEASure:CURRent?{SCPIDelimiter}", SCPIDelimiter, ct);
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@@ -199,6 +200,7 @@ namespace DeviceCommand.Device
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/// <summary>
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/// 3.5.2 查询通道输出端子上测得的直流功率值 (W)
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/// </summary>
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[Monitorable("低压直流电源功率")]
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public virtual async Task<string> 查询实际功率(CancellationToken ct = default)
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{
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return await WriteReadAsync($":MEASure:POWer?{SCPIDelimiter}", SCPIDelimiter, ct);
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@@ -206,7 +208,8 @@ namespace DeviceCommand.Device
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/// <summary>
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/// 3.5.3 查询通道输出端子上测得的直流电压值 (V)
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/// </summary>
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/// </summary
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[Monitorable("低压直流电源电压")]
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public virtual async Task<string> 查询实际电压(CancellationToken ct = default)
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{
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return await WriteReadAsync($":MEASure:VOLTage?{SCPIDelimiter}", SCPIDelimiter, ct);
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@@ -193,6 +193,7 @@ namespace DeviceCommand.Device
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/// <summary>
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/// 回读电子负载输入端子上的实时测得电压值 (单位: V)
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/// </summary>
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[Monitorable("高压直流负载电压")]
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public virtual async Task<string> 查询实际电压(CancellationToken ct = default)
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{
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return await WriteReadAsync($":MEASure:VOLTage?{ScpiDelimiter}", ScpiDelimiter, ct);
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@@ -201,6 +202,7 @@ namespace DeviceCommand.Device
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/// <summary>
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/// 回读电子负载输入端子上的实时测得电流值 (单位: A)
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/// </summary>
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[Monitorable("高压直流负载电流")]
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public virtual async Task<string> 查询实际电流(CancellationToken ct = default)
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{
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return await WriteReadAsync($":MEASure:CURRent?{ScpiDelimiter}", ScpiDelimiter, ct);
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@@ -209,6 +211,7 @@ namespace DeviceCommand.Device
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/// <summary>
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/// 回读电子负载输入端子上的实时测得功率值 (单位: W)
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/// </summary>
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[Monitorable("高压直流负载功率")]
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public virtual async Task<string> 查询实际功率(CancellationToken ct = default)
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{
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return await WriteReadAsync($":MEASure:POWer?{ScpiDelimiter}", ScpiDelimiter, ct);
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105
MonitorModule/ViewModels/MonitorChannel.cs
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105
MonitorModule/ViewModels/MonitorChannel.cs
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@@ -0,0 +1,105 @@
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using OxyPlot.Series;
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using OxyPlot;
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using System.Collections.Concurrent;
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using Prism.Mvvm;
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using NCalc;
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namespace MonitorModule.ViewModels
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{
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/// <summary>
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/// 监测通道：一个设备方法对应一个通道。
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/// 数据记录（DataPoints）与图表显示（Series）完全分离：
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/// - IsMonitored=true 时始终记录 DataPoints
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/// - IsDisplayed=true 时才创建 LineSeries 并绘制
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/// </summary>
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public class MonitorChannel : BindableBase
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{
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// ===== 标识 =====
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public string DeviceName { get; init; } = string.Empty;
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public string MethodName { get; init; } = string.Empty;
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public string DisplayName { get; init; } = string.Empty;
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// ===== 状态 =====
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private bool _isMonitored = true;
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/// <summary>是否在记录数据点（添加后始终为 true）</summary>
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public bool IsMonitored
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{
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get => _isMonitored;
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set => SetProperty(ref _isMonitored, value);
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}
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private bool _isDisplayed = true;
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/// <summary>是否在 OxyPlot 上显示</summary>
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public bool IsDisplayed
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{
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get => _isDisplayed;
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set => SetProperty(ref _isDisplayed, value);
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}
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// ===== 数学变换 =====
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private string? _mathExpression;
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/// <summary>可选数学变换表达式，如 "x*0.001"。为空则 DisplayValue=RawValue</summary>
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public string? MathExpression
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{
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get => _mathExpression;
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set => SetProperty(ref _mathExpression, value);
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}
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// ===== 颜色 =====
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public OxyColor Color { get; set; } = OxyColors.SteelBlue;
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// ===== 数据存储 =====
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/// <summary>所有采样数据点（线程安全），与 OxyPlot 无关</summary>
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public ConcurrentQueue<(double Time, double RawValue, double DisplayValue)> DataPoints { get; } = new();
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/// <summary>最大缓冲数据点数，超出则丢弃最旧的</summary>
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public int MaxBuffer { get; set; } = 5000;
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// ===== OxyPlot Series（仅 IsDisplayed=true 时存在）=====
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private LineSeries? _series;
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public LineSeries? Series
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{
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get => _series;
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set => SetProperty(ref _series, value);
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}
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// ===== 辅助方法 =====
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/// <summary>记录一个数据点：RawValue 经数学变换后得到 DisplayValue，一并入队</summary>
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public void Record(double time, double rawValue)
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{
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double displayValue = rawValue;
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if (!string.IsNullOrWhiteSpace(MathExpression))
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{
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try
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{
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var expr = new NCalc.Expression(MathExpression);
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expr.Parameters["x"] = rawValue;
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var result = expr.Evaluate();
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displayValue = Convert.ToDouble(result);
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}
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catch
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{
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displayValue = rawValue;
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}
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}
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DataPoints.Enqueue((time, rawValue, displayValue));
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// 超出缓冲上限时批量丢弃旧数据
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while (DataPoints.Count > MaxBuffer)
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{
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DataPoints.TryDequeue(out _);
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}
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// 如果正在显示，同步到 Series
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if (_series != null)
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{
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_series.Points.Add(new DataPoint(time, displayValue));
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while (_series.Points.Count > 200)
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{
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_series.Points.RemoveAt(0);
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}
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}
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}
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}
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}
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@@ -3,22 +3,17 @@ using OxyPlot.Axes;
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using OxyPlot.Legends;
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using OxyPlot.Series;
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using System.Collections.ObjectModel;
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using System.Reflection;
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using System.Windows.Input;
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using System.Windows.Threading;
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using UIShare.GlobalVariable;
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using UIShare.PubEvent;
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using UIShare.ViewModelBase;
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using Prism.Mvvm;
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using Common.Attributes;
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namespace MonitorModule.ViewModels
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{
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/// <summary>
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/// 监控界面 VM —— 基于 OxyPlot 的曲线监控壳。
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/// 当前阶段不接入真实数据源，仅搭好框架：
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/// - 添加信号 / 删除信号
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/// - 重置视图（按数据范围复原）
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/// - 刷新（重绘 PlotView）
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/// 仍延续 ScopedContext 隔离 + 双击展开 的范式，每个工位独立一份图表与信号列表。
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/// </summary>
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public class MonitorViewModel : NavigateViewModelBase, IRegionMemberLifetime, IDisposable
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{
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#region 属性
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@@ -32,16 +27,26 @@ namespace MonitorModule.ViewModels
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set => SetProperty(ref _testStatus, value);
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}
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/// <summary>PlotView 直接绑这个 PlotModel</summary>
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public PlotModel Plot { get; }
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/// <summary>当前已添加的信号集合（左侧列表展示）</summary>
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public ObservableCollection<SignalItem> Signals { get; } = new();
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/// <summary>已添加的监测通道列表</summary>
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public ObservableCollection<MonitorChannel> Channels { get; } = new();
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public SignalItem? SelectedSignal
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/// <summary>可添加的设备方法列表（供用户选择）</summary>
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public ObservableCollection<AvailableMethodItem> AvailableMethods { get; } = new();
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private MonitorChannel? _selectedChannel;
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public MonitorChannel? SelectedChannel
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{
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get => _selectedSignal;
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set => SetProperty(ref _selectedSignal, value);
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get => _selectedChannel;
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set => SetProperty(ref _selectedChannel, value);
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}
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private AvailableMethodItem? _selectedAvailableMethod;
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public AvailableMethodItem? SelectedAvailableMethod
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{
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get => _selectedAvailableMethod;
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set => SetProperty(ref _selectedAvailableMethod, value);
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}
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public string StatusMessage
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@@ -50,66 +55,58 @@ namespace MonitorModule.ViewModels
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set => SetProperty(ref _statusMessage, value);
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}
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#endregion
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#region 命令
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public ICommand AddSignalCommand { get; }
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public ICommand DeleteSignalCommand { get; }
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public ICommand AddChannelCommand { get; }
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public ICommand DeleteChannelCommand { get; }
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public ICommand ResetViewCommand { get; }
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public ICommand RefreshDataCommand { get; }
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// 双击展开/折叠：与 RecordView/AutomatedTestingView 共用同一套 ExpandViewEvent
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public ICommand RefreshCommand { get; }
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#endregion
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#region 私有字段
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private bool IsInitiated = false;
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private IScopedProvider _scope;
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// 颜色轮转池，给新加的信号自动分配区分色
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private DeviceManager? _deviceManager;
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private static readonly OxyColor[] _palette =
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{
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OxyColors.SteelBlue, OxyColors.IndianRed, OxyColors.SeaGreen,
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OxyColors.DarkOrange, OxyColors.MediumPurple, OxyColors.Goldenrod,
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OxyColors.Teal, OxyColors.Crimson, OxyColors.OliveDrab
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};
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private int _signalCounter;
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OxyColors.SteelBlue, OxyColors.IndianRed, OxyColors.SeaGreen,
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OxyColors.DarkOrange, OxyColors.MediumPurple, OxyColors.Goldenrod,
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OxyColors.Teal, OxyColors.Crimson, OxyColors.OliveDrab
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};
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private int _colorIndex;
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// ===== 模拟数据相关 =====
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// 模拟定时器：周期性给每条信号追加新点，形成滚动效果
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private readonly DispatcherTimer _simTimer;
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// 全局采样时间（秒），每 tick 自增 _simInterval
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private double _simT;
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// 采样间隔（秒），与 DispatcherTimer.Interval 保持一致
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private const double _simInterval = 0.1;
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// 滚动窗口大小：每条曲线最多保留 200 个点（约 20 秒）
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private const int _maxPoints = 200;
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// 用于 random walk 的随机源
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private static readonly Random _rng = new();
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private readonly DispatcherTimer _sampleTimer;
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private double _sampleTime;
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private const double _sampleInterval = 0.1; // 100ms
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private string _testStatus = string.Empty;
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private SignalItem? _selectedSignal;
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private string _statusMessage = "图表已就绪，暂无信号";
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private string _statusMessage = "图表已就绪，暂无监测项";
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/// <summary>反射方法缓存：Channel → (MethodInfo, DeviceInstance)</summary>
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private readonly Dictionary<MonitorChannel, (MethodInfo Method, object Device)> _methodCache = new();
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/// <summary>方法名前缀：匹配这些开头的公共方法被视为可监测项</summary>
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private static readonly string[] _methodPrefixes = { "查询", "读取", "获取", "测量" };
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#endregion
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public MonitorViewModel(IContainerExtension container) : base(container)
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{
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_globalInfo = container.Resolve<GlobalInfo>();
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Plot = BuildEmptyPlot();
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AddSignalCommand = new DelegateCommand(OnAddSignal);
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DeleteSignalCommand = new DelegateCommand(OnDeleteSignal);
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AddChannelCommand = new DelegateCommand(OnAddChannel);
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DeleteChannelCommand = new DelegateCommand(OnDeleteChannel);
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ResetViewCommand = new DelegateCommand(OnResetView);
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RefreshDataCommand = new DelegateCommand(OnRefreshData);
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RefreshCommand = new DelegateCommand(OnExpand);
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// 启动模拟数据定时器：100ms 一帧，给每条信号喂一个新点
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_simTimer = new DispatcherTimer { Interval = TimeSpan.FromSeconds(_simInterval) };
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_simTimer.Tick += OnSimTick;
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_simTimer.Start();
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// 默认预置 3 条模拟信号，便于直接看到滚动效果
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OnAddSignal(); // sin
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OnAddSignal(); // cos
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OnAddSignal(); // random walk
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_sampleTimer = new DispatcherTimer { Interval = TimeSpan.FromSeconds(_sampleInterval) };
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_sampleTimer.Tick += OnSampleTick;
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}
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public void Dispose()
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{
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_simTimer?.Stop();
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_sampleTimer?.Stop();
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_scope?.Dispose();
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}
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@@ -125,14 +122,14 @@ namespace MonitorModule.ViewModels
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pm.Axes.Add(new LinearAxis
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{
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Position = AxisPosition.Bottom,
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Title = "X",
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Title = "时间 (s)",
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MajorGridlineStyle = LineStyle.Dot,
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MinorGridlineStyle = LineStyle.None
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});
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pm.Axes.Add(new LinearAxis
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{
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Position = AxisPosition.Left,
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Title = "Y",
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Title = "值",
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MajorGridlineStyle = LineStyle.Dot,
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MinorGridlineStyle = LineStyle.None
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});
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@@ -146,92 +143,149 @@ namespace MonitorModule.ViewModels
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}
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#endregion
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#region 命令处理
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#region 设备方法发现
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/// <summary>
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/// 添加一条信号：按 _signalCounter 轮转选择不同波形 generator，
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/// 后续 _simTimer 每帧会调用 generator(t) 给曲线追加新点形成滚动效果。
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/// 扫描 DeviceManager.DeviceMap 中所有设备，反射找出可监测的方法。
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/// </summary>
|
||||
private void OnAddSignal()
|
||||
private void DiscoverAvailableMethods()
|
||||
{
|
||||
_signalCounter++;
|
||||
var color = _palette[(_signalCounter - 1) % _palette.Length];
|
||||
|
||||
// 6 种波形轮转：sin / cos / 锯齿 / 方波 / 衰减正弦 / random walk
|
||||
var (waveName, generator) = BuildGenerator(_signalCounter);
|
||||
var name = $"{waveName}_{_signalCounter}";
|
||||
|
||||
var series = new LineSeries
|
||||
AvailableMethods.Clear();
|
||||
if (_deviceManager?.DeviceMap == null || _deviceManager.DeviceMap.Count == 0)
|
||||
{
|
||||
Title = name,
|
||||
Color = color,
|
||||
StrokeThickness = 1.5
|
||||
};
|
||||
|
||||
var item = new SignalItem(name, series, generator);
|
||||
Signals.Add(item);
|
||||
SelectedSignal = item;
|
||||
|
||||
Plot.Series.Add(series);
|
||||
Plot.InvalidatePlot(true);
|
||||
|
||||
StatusMessage = $"已添加信号 [{name}]，当前共 {Signals.Count} 条";
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 按索引返回一种模拟波形发生器。
|
||||
/// 振幅 / 频率 / 相位都做了区分，让多条曲线视觉上分开。
|
||||
/// </summary>
|
||||
private static (string waveName, Func<double, double> generator) BuildGenerator(int index)
|
||||
{
|
||||
// 给同种波形不同实例一些随机偏移，避免完全重叠
|
||||
double phase = (index * 0.7) % (2 * Math.PI);
|
||||
double amp = 1.0 + (index % 3) * 0.3;
|
||||
double freq = 0.5 + (index % 4) * 0.2;
|
||||
|
||||
return (index % 6) switch
|
||||
{
|
||||
0 => ("Sin", t => amp * Math.Sin(2 * Math.PI * freq * t + phase)),
|
||||
1 => ("Cos", t => amp * Math.Cos(2 * Math.PI * freq * t + phase)),
|
||||
2 => ("Saw", t => amp * (2 * ((t * freq) - Math.Floor(t * freq + 0.5)))),
|
||||
3 => ("Square", t => amp * Math.Sign(Math.Sin(2 * Math.PI * freq * t + phase))),
|
||||
4 => ("Decay", t => amp * Math.Exp(-0.05 * t) * Math.Sin(2 * Math.PI * freq * t + phase)),
|
||||
_ => RandomWalkGenerator(amp),
|
||||
};
|
||||
}
|
||||
|
||||
/// <summary>构造一个随机游走 generator：在前一次值基础上叠加高斯噪声。</summary>
|
||||
private static (string, Func<double, double>) RandomWalkGenerator(double amp)
|
||||
{
|
||||
double last = 0;
|
||||
return ("Walk", _ =>
|
||||
{
|
||||
last += (_rng.NextDouble() - 0.5) * 0.2 * amp;
|
||||
// 软约束在 [-amp*3, amp*3]，避免一直跑偏
|
||||
if (last > amp * 3) last = amp * 3;
|
||||
if (last < -amp * 3) last = -amp * 3;
|
||||
return last;
|
||||
});
|
||||
}
|
||||
|
||||
/// <summary>删除当前选中信号；若未选中则删除最后一条。</summary>
|
||||
private void OnDeleteSignal()
|
||||
{
|
||||
var target = SelectedSignal ?? Signals.LastOrDefault();
|
||||
if (target == null)
|
||||
{
|
||||
StatusMessage = "无可删除的信号";
|
||||
StatusMessage = "当前工位无可用设备";
|
||||
return;
|
||||
}
|
||||
|
||||
Plot.Series.Remove(target.Series);
|
||||
Signals.Remove(target);
|
||||
SelectedSignal = Signals.LastOrDefault();
|
||||
foreach (var kvp in _deviceManager.DeviceMap)
|
||||
{
|
||||
string deviceName = kvp.Key;
|
||||
var device = kvp.Value;
|
||||
var deviceType = device.GetType();
|
||||
|
||||
// 核心优化：直接通过特性和参数过滤方法
|
||||
var methods = deviceType.GetMethods(BindingFlags.Public | BindingFlags.Instance)
|
||||
.Where(m =>
|
||||
{
|
||||
// 1. 核心过滤：必须包含 [Monitorable] 特性
|
||||
var attribute = m.GetCustomAttribute<MonitorableAttribute>();
|
||||
if (attribute == null) return false;
|
||||
|
||||
// 2. 返回类型校验（如果强制要求是 Task<string>）
|
||||
if (m.ReturnType != typeof(Task<string>)) return false;
|
||||
|
||||
// 3. 参数校验：只取无参或仅有 CancellationToken 参数的方法
|
||||
var parms = m.GetParameters();
|
||||
bool validParams = parms.Length == 0 ||
|
||||
(parms.Length == 1 && parms[0].ParameterType == typeof(CancellationToken));
|
||||
|
||||
return validParams;
|
||||
});
|
||||
|
||||
foreach (var method in methods)
|
||||
{
|
||||
// 如果你在特性里写了 Description，这里可以拿出来赋给 DisplayName
|
||||
var attr = method.GetCustomAttribute<MonitorableAttribute>();
|
||||
string displayName = !string.IsNullOrEmpty(attr?.Description)
|
||||
? $"{deviceName}.{attr.Description}"
|
||||
: $"{deviceName}.{method.Name}";
|
||||
|
||||
var item = new AvailableMethodItem
|
||||
{
|
||||
DeviceName = deviceName,
|
||||
MethodName = method.Name,
|
||||
DisplayName = displayName, // 优先使用特性的中文描述
|
||||
MethodInfo = method,
|
||||
Device = device
|
||||
};
|
||||
AvailableMethods.Add(item);
|
||||
}
|
||||
}
|
||||
|
||||
StatusMessage = AvailableMethods.Count > 0
|
||||
? $"发现 {AvailableMethods.Count} 个可监测项"
|
||||
: "未发现可监测的设备方法";
|
||||
}
|
||||
#endregion
|
||||
|
||||
#region 命令处理
|
||||
private void OnAddChannel()
|
||||
{
|
||||
var method = SelectedAvailableMethod;
|
||||
if (method == null)
|
||||
{
|
||||
StatusMessage = "请先在列表中选择一个监测项";
|
||||
return;
|
||||
}
|
||||
|
||||
// 防止重复添加同一设备方法
|
||||
if (Channels.Any(c => c.DeviceName == method.DeviceName && c.MethodName == method.MethodName))
|
||||
{
|
||||
StatusMessage = $"监测项 [{method.DisplayName}] 已存在";
|
||||
return;
|
||||
}
|
||||
|
||||
var color = _palette[_colorIndex % _palette.Length];
|
||||
_colorIndex++;
|
||||
|
||||
var channel = new MonitorChannel
|
||||
{
|
||||
DeviceName = method.DeviceName,
|
||||
MethodName = method.MethodName,
|
||||
DisplayName = method.DisplayName,
|
||||
Color = color,
|
||||
IsMonitored = true,
|
||||
IsDisplayed = true
|
||||
};
|
||||
|
||||
// 创建 Series 并加入 Plot
|
||||
channel.Series = new LineSeries
|
||||
{
|
||||
Title = channel.DisplayName,
|
||||
Color = color,
|
||||
StrokeThickness = 1.5
|
||||
};
|
||||
Plot.Series.Add(channel.Series);
|
||||
|
||||
// 缓存反射信息
|
||||
_methodCache[channel] = (method.MethodInfo, method.Device);
|
||||
|
||||
// 订阅属性变化：IsDisplayed 控制显示/隐藏，MathExpression 控制数学变换
|
||||
channel.PropertyChanged += (s, e) =>
|
||||
{
|
||||
if (e.PropertyName == nameof(MonitorChannel.IsDisplayed))
|
||||
OnChannelDisplayChanged(channel);
|
||||
else if (e.PropertyName == nameof(MonitorChannel.MathExpression))
|
||||
OnChannelMathChanged(channel);
|
||||
};
|
||||
|
||||
Channels.Add(channel);
|
||||
SelectedChannel = channel;
|
||||
|
||||
Plot.InvalidatePlot(true);
|
||||
StatusMessage = $"已删除信号 [{target.Name}]，剩余 {Signals.Count} 条";
|
||||
StatusMessage = $"已添加监测项 [{channel.DisplayName}]，当前共 {Channels.Count} 项";
|
||||
}
|
||||
|
||||
private void OnDeleteChannel()
|
||||
{
|
||||
var target = SelectedChannel ?? Channels.LastOrDefault();
|
||||
if (target == null)
|
||||
{
|
||||
StatusMessage = "无可删除的监测项";
|
||||
return;
|
||||
}
|
||||
|
||||
if (target.Series != null)
|
||||
{
|
||||
Plot.Series.Remove(target.Series);
|
||||
}
|
||||
_methodCache.Remove(target);
|
||||
Channels.Remove(target);
|
||||
SelectedChannel = Channels.LastOrDefault();
|
||||
|
||||
Plot.InvalidatePlot(true);
|
||||
StatusMessage = $"已删除监测项 [{target.DisplayName}]，剩余 {Channels.Count} 项";
|
||||
}
|
||||
|
||||
/// <summary>按数据范围复原视图（重置所有坐标轴的缩放/平移）。</summary>
|
||||
private void OnResetView()
|
||||
{
|
||||
Plot.ResetAllAxes();
|
||||
@@ -239,52 +293,119 @@ namespace MonitorModule.ViewModels
|
||||
StatusMessage = "视图已按数据范围复原";
|
||||
}
|
||||
|
||||
/// <summary>刷新：触发 PlotView 重绘；后续接数据源时可在此重拉数据。</summary>
|
||||
private void OnRefreshData()
|
||||
{
|
||||
Plot.InvalidatePlot(true);
|
||||
StatusMessage = $"已刷新（{DateTime.Now:HH:mm:ss}）";
|
||||
}
|
||||
|
||||
/// <summary>双击展开 / 折叠九宫格。</summary>
|
||||
private void OnExpand()
|
||||
{
|
||||
if (string.IsNullOrEmpty(TestStatus)) return;
|
||||
_globalInfo.CurrentScope = TestStatus;
|
||||
_eventAggregator.GetEvent<ExpandViewEvent>().Publish(TestStatus);
|
||||
}
|
||||
#endregion
|
||||
|
||||
#region 显示/隐藏切换
|
||||
/// <summary>
|
||||
/// 当 Channel.IsDisplayed 变化时调用：控制 Series 的创建/移除
|
||||
/// </summary>
|
||||
public void OnChannelDisplayChanged(MonitorChannel channel)
|
||||
{
|
||||
if (channel.IsDisplayed)
|
||||
{
|
||||
// 从 false → true：创建 Series，回填最近数据
|
||||
if (channel.Series == null)
|
||||
{
|
||||
channel.Series = new LineSeries
|
||||
{
|
||||
Title = channel.DisplayName,
|
||||
Color = channel.Color,
|
||||
StrokeThickness = 1.5
|
||||
};
|
||||
|
||||
// 回填最近 200 个数据点
|
||||
var recent = channel.DataPoints.ToArray();
|
||||
var startIdx = Math.Max(0, recent.Length - 200);
|
||||
for (int i = startIdx; i < recent.Length; i++)
|
||||
{
|
||||
channel.Series.Points.Add(new DataPoint(recent[i].Time, recent[i].DisplayValue));
|
||||
}
|
||||
|
||||
Plot.Series.Add(channel.Series);
|
||||
Plot.InvalidatePlot(true);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
// 从 true → false：移除 Series，数据继续记录
|
||||
if (channel.Series != null)
|
||||
{
|
||||
Plot.Series.Remove(channel.Series);
|
||||
channel.Series = null;
|
||||
Plot.InvalidatePlot(true);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 模拟数据 tick：每条信号按当前 _simT 算出新点并追加。
|
||||
/// 超过 _maxPoints 时丢弃最旧的点形成滚动窗口。
|
||||
/// 当 Channel.MathExpression 变化时调用：重新计算所有已记录数据点的 DisplayValue
|
||||
/// </summary>
|
||||
private void OnSimTick(object? sender, EventArgs e)
|
||||
public void OnChannelMathChanged(MonitorChannel channel)
|
||||
{
|
||||
_simT += _simInterval;
|
||||
if (channel.Series == null) return;
|
||||
|
||||
if (Signals.Count == 0)
|
||||
// 用新表达式重算 Series 中的点
|
||||
var points = channel.DataPoints.ToArray();
|
||||
channel.Series.Points.Clear();
|
||||
var startIdx = Math.Max(0, points.Length - 200);
|
||||
for (int i = startIdx; i < points.Length; i++)
|
||||
{
|
||||
return;
|
||||
channel.Series.Points.Add(new DataPoint(points[i].Time, points[i].DisplayValue));
|
||||
}
|
||||
Plot.InvalidatePlot(true);
|
||||
}
|
||||
#endregion
|
||||
|
||||
foreach (var item in Signals)
|
||||
#region 采样定时器
|
||||
private async void OnSampleTick(object? sender, EventArgs e)
|
||||
{
|
||||
_sampleTime += _sampleInterval;
|
||||
|
||||
if (Channels.Count == 0 || _methodCache.Count == 0) return;
|
||||
|
||||
foreach (var channel in Channels)
|
||||
{
|
||||
double y = item.Generator(_simT);
|
||||
item.Series.Points.Add(new DataPoint(_simT, y));
|
||||
if (item.Series.Points.Count > _maxPoints)
|
||||
if (!channel.IsMonitored) continue;
|
||||
if (!_methodCache.TryGetValue(channel, out var entry)) continue;
|
||||
|
||||
try
|
||||
{
|
||||
item.Series.Points.RemoveAt(0);
|
||||
var (method, device) = entry;
|
||||
// 调用设备方法获取返回值
|
||||
var task = (Task<string>)method.Invoke(device, null)!;
|
||||
var raw = await task.ConfigureAwait(true);
|
||||
|
||||
// 尝试解析为 double
|
||||
if (double.TryParse(raw, out double value))
|
||||
{
|
||||
channel.Record(_sampleTime, value);
|
||||
}
|
||||
}
|
||||
catch
|
||||
{
|
||||
// 设备读取失败时跳过该通道本次采样
|
||||
}
|
||||
}
|
||||
|
||||
// 让 X 轴跟着最新数据滚动
|
||||
// 让 X 轴跟随最新数据滚动
|
||||
var xAxis = Plot.Axes.FirstOrDefault(a => a.Position == AxisPosition.Bottom);
|
||||
if (xAxis != null)
|
||||
{
|
||||
double window = _maxPoints * _simInterval;
|
||||
xAxis.Minimum = Math.Max(0, _simT - window);
|
||||
xAxis.Maximum = _simT + 0.5;
|
||||
double window = 200 * _sampleInterval;
|
||||
xAxis.Minimum = Math.Max(0, _sampleTime - window);
|
||||
xAxis.Maximum = _sampleTime + 0.5;
|
||||
}
|
||||
|
||||
Plot.InvalidatePlot(true);
|
||||
@@ -302,26 +423,28 @@ namespace MonitorModule.ViewModels
|
||||
Plot.InvalidatePlot(false);
|
||||
_scope = _globalInfo.ScopeDic[TestStatus];
|
||||
_scopedContext = _scope.Resolve<ScopedContext>();
|
||||
_deviceManager = _scope.Resolve<DeviceManager>();
|
||||
IsInitiated = true;
|
||||
|
||||
// 扫描可用监测项
|
||||
DiscoverAvailableMethods();
|
||||
|
||||
// 启动采样定时器
|
||||
_sampleTimer.Start();
|
||||
}
|
||||
}
|
||||
#endregion
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 信号列表项：UI 显示名 + 对应的 OxyPlot LineSeries 引用 + 模拟数据 generator。
|
||||
/// generator(t) 接收当前模拟时间，返回该时刻 y 值。
|
||||
/// 可用设备方法项（供用户选择添加为监测通道）
|
||||
/// </summary>
|
||||
public class SignalItem
|
||||
public class AvailableMethodItem
|
||||
{
|
||||
public string Name { get; }
|
||||
public LineSeries Series { get; }
|
||||
public Func<double, double> Generator { get; }
|
||||
public SignalItem(string name, LineSeries series, Func<double, double> generator)
|
||||
{
|
||||
Name = name;
|
||||
Series = series;
|
||||
Generator = generator;
|
||||
}
|
||||
public string DeviceName { get; set; } = string.Empty;
|
||||
public string MethodName { get; set; } = string.Empty;
|
||||
public string DisplayName { get; set; } = string.Empty;
|
||||
public MethodInfo MethodInfo { get; set; } = null!;
|
||||
public object Device { get; set; } = null!;
|
||||
}
|
||||
}
|
||||
|
||||
@@ -16,17 +16,14 @@
|
||||
<converters:LessThanConverter x:Key="LessThanConverter"/>
|
||||
</UserControl.Resources>
|
||||
|
||||
<!-- 外层 Border：装 MouseDoubleClickBehavior 实现九宫格双击展开 -->
|
||||
<Border Background="#F5F7FA">
|
||||
<i:Interaction.Behaviors>
|
||||
<b:MouseDoubleClickBehavior
|
||||
Command="{Binding DataContext.RefreshCommand, RelativeSource={RelativeSource AncestorType=UserControl}}"/>
|
||||
</i:Interaction.Behaviors>
|
||||
|
||||
<!-- 给最外层 Grid 命名，方便子控件 DataTrigger 监听 ActualWidth -->
|
||||
<Grid x:Name="RootGrid" Margin="8">
|
||||
<Grid.RowDefinitions>
|
||||
<!-- Row0 标题：窄宽时折叠为 0 高度 -->
|
||||
<RowDefinition>
|
||||
<RowDefinition.Style>
|
||||
<Style TargetType="RowDefinition">
|
||||
@@ -39,7 +36,6 @@
|
||||
</Style>
|
||||
</RowDefinition.Style>
|
||||
</RowDefinition>
|
||||
<!-- Row1 工具栏：窄宽时折叠为 0 -->
|
||||
<RowDefinition>
|
||||
<RowDefinition.Style>
|
||||
<Style TargetType="RowDefinition">
|
||||
@@ -52,9 +48,7 @@
|
||||
</Style>
|
||||
</RowDefinition.Style>
|
||||
</RowDefinition>
|
||||
<!-- Row2 主体（图表区） -->
|
||||
<RowDefinition Height="*"/>
|
||||
<!-- Row3 状态栏：窄宽时折叠为 0 -->
|
||||
<RowDefinition>
|
||||
<RowDefinition.Style>
|
||||
<Style TargetType="RowDefinition">
|
||||
@@ -73,38 +67,19 @@
|
||||
<TextBlock Grid.Row="0"
|
||||
Text="{Binding TestStatus, StringFormat=监控界面 - {0}}"
|
||||
FontSize="20" FontWeight="Bold"
|
||||
Margin="4,0,0,8">
|
||||
<TextBlock.Style>
|
||||
<Style TargetType="TextBlock">
|
||||
<Style.Triggers>
|
||||
<DataTrigger Binding="{Binding ActualWidth, ElementName=RootGrid, Converter={StaticResource LessThanConverter}, ConverterParameter=600}" Value="True">
|
||||
<Setter Property="Visibility" Value="Collapsed"/>
|
||||
</DataTrigger>
|
||||
</Style.Triggers>
|
||||
</Style>
|
||||
</TextBlock.Style>
|
||||
</TextBlock>
|
||||
Margin="4,0,0,8"/>
|
||||
|
||||
<!-- ====== Row1：工具栏 ====== -->
|
||||
<Border Grid.Row="1"
|
||||
Background="White"
|
||||
BorderBrush="#DDD" BorderThickness="1"
|
||||
CornerRadius="4" Padding="8" Margin="0,0,0,6">
|
||||
<Border.Style>
|
||||
<Style TargetType="Border">
|
||||
<Style.Triggers>
|
||||
<DataTrigger Binding="{Binding ActualWidth, ElementName=RootGrid, Converter={StaticResource LessThanConverter}, ConverterParameter=600}" Value="True">
|
||||
<Setter Property="Visibility" Value="Collapsed"/>
|
||||
</DataTrigger>
|
||||
</Style.Triggers>
|
||||
</Style>
|
||||
</Border.Style>
|
||||
<StackPanel Orientation="Horizontal">
|
||||
<Button Content="+ 添加信号"
|
||||
Command="{Binding AddSignalCommand}"
|
||||
<Button Content="+ 添加监测项"
|
||||
Command="{Binding AddChannelCommand}"
|
||||
Padding="12,4"/>
|
||||
<Button Content="− 删除信号"
|
||||
Command="{Binding DeleteSignalCommand}"
|
||||
<Button Content="− 删除监测项"
|
||||
Command="{Binding DeleteChannelCommand}"
|
||||
Padding="12,4" Margin="6,0,0,0"/>
|
||||
<Button Content="↺ 复原视图"
|
||||
Command="{Binding ResetViewCommand}"
|
||||
@@ -117,14 +92,13 @@
|
||||
</StackPanel>
|
||||
</Border>
|
||||
|
||||
<!-- ====== Row2：主体（左信号列表 + 右图表）====== -->
|
||||
<!-- ====== Row2：主体 ====== -->
|
||||
<Grid Grid.Row="2">
|
||||
<Grid.ColumnDefinitions>
|
||||
<!-- Col0 信号列表：窄宽时折叠为 0 宽 -->
|
||||
<ColumnDefinition>
|
||||
<ColumnDefinition.Style>
|
||||
<Style TargetType="ColumnDefinition">
|
||||
<Setter Property="Width" Value="220"/>
|
||||
<Setter Property="Width" Value="280"/>
|
||||
<Style.Triggers>
|
||||
<DataTrigger Binding="{Binding ActualWidth, ElementName=RootGrid, Converter={StaticResource LessThanConverter}, ConverterParameter=600}" Value="True">
|
||||
<Setter Property="Width" Value="0"/>
|
||||
@@ -133,7 +107,7 @@
|
||||
</Style>
|
||||
</ColumnDefinition.Style>
|
||||
</ColumnDefinition>
|
||||
<!-- Col1 拖拽条：窄宽时折叠为 0 宽 -->
|
||||
|
||||
<ColumnDefinition>
|
||||
<ColumnDefinition.Style>
|
||||
<Style TargetType="ColumnDefinition">
|
||||
@@ -149,61 +123,84 @@
|
||||
<ColumnDefinition Width="*"/>
|
||||
</Grid.ColumnDefinitions>
|
||||
|
||||
<!-- 左：信号列表（窄宽时整体隐藏） -->
|
||||
<!-- 左侧：可用方法列表 + 已添加监测通道列表 -->
|
||||
<Border Grid.Column="0"
|
||||
Background="White"
|
||||
BorderBrush="#DDD" BorderThickness="1"
|
||||
CornerRadius="4">
|
||||
<Border.Style>
|
||||
<Style TargetType="Border">
|
||||
<Style.Triggers>
|
||||
<DataTrigger Binding="{Binding ActualWidth, ElementName=RootGrid, Converter={StaticResource LessThanConverter}, ConverterParameter=600}" Value="True">
|
||||
<Setter Property="Visibility" Value="Collapsed"/>
|
||||
</DataTrigger>
|
||||
</Style.Triggers>
|
||||
</Style>
|
||||
</Border.Style>
|
||||
<DockPanel>
|
||||
<Border DockPanel.Dock="Top"
|
||||
Background="#ECEFF4"
|
||||
Padding="8,4">
|
||||
<TextBlock Text="信号列表" FontWeight="Bold"/>
|
||||
<Grid>
|
||||
<Grid.RowDefinitions>
|
||||
<RowDefinition Height="Auto"/>
|
||||
<RowDefinition Height="*"/>
|
||||
<RowDefinition Height="Auto"/>
|
||||
<RowDefinition Height="*"/>
|
||||
<RowDefinition Height="Auto"/>
|
||||
</Grid.RowDefinitions>
|
||||
|
||||
<!-- 可用方法列表 -->
|
||||
<Border Grid.Row="0" Background="#ECEFF4" Padding="8,4">
|
||||
<TextBlock Text="可用监测项（选择后点击添加）" FontWeight="Bold"/>
|
||||
</Border>
|
||||
<ListBox ItemsSource="{Binding Signals}"
|
||||
SelectedItem="{Binding SelectedSignal}"
|
||||
<ListBox Grid.Row="1"
|
||||
ItemsSource="{Binding AvailableMethods}"
|
||||
SelectedItem="{Binding SelectedAvailableMethod}"
|
||||
BorderThickness="0">
|
||||
<ListBox.ItemTemplate>
|
||||
<DataTemplate>
|
||||
<StackPanel Orientation="Horizontal" Margin="2">
|
||||
<Border Width="12" Height="12"
|
||||
CornerRadius="2"
|
||||
Background="#888"
|
||||
VerticalAlignment="Center"/>
|
||||
<TextBlock Text="{Binding Name}"
|
||||
Margin="6,0,0,0"
|
||||
VerticalAlignment="Center"/>
|
||||
<TextBlock Text="{Binding DisplayName}" Margin="2"/>
|
||||
</DataTemplate>
|
||||
</ListBox.ItemTemplate>
|
||||
</ListBox>
|
||||
|
||||
<!-- 分隔 -->
|
||||
<Border Grid.Row="2" Background="#ECEFF4" Padding="8,4">
|
||||
<TextBlock Text="已添加监测通道" FontWeight="Bold"/>
|
||||
</Border>
|
||||
|
||||
<!-- 监测通道列表（带显示/隐藏CheckBox） -->
|
||||
<ListBox Grid.Row="3"
|
||||
ItemsSource="{Binding Channels}"
|
||||
SelectedItem="{Binding SelectedChannel}"
|
||||
BorderThickness="0">
|
||||
<ListBox.ItemTemplate>
|
||||
<DataTemplate>
|
||||
<StackPanel Margin="2">
|
||||
<DockPanel>
|
||||
<!-- 显示/隐藏复选框 -->
|
||||
<CheckBox IsChecked="{Binding IsDisplayed}"
|
||||
VerticalAlignment="Center"
|
||||
ToolTip="勾选=在图表上显示，取消=仅记录不显示"/>
|
||||
<!-- 颜色色块 -->
|
||||
<Border Width="10" Height="10"
|
||||
CornerRadius="2"
|
||||
VerticalAlignment="Center"
|
||||
Margin="4,0,6,0">
|
||||
<Border.Background>
|
||||
<SolidColorBrush Color="SteelBlue"/>
|
||||
</Border.Background>
|
||||
</Border>
|
||||
<TextBlock Text="{Binding DisplayName}"
|
||||
VerticalAlignment="Center"
|
||||
TextTrimming="CharacterEllipsis"/>
|
||||
</DockPanel>
|
||||
</StackPanel>
|
||||
</DataTemplate>
|
||||
</ListBox.ItemTemplate>
|
||||
</ListBox>
|
||||
</DockPanel>
|
||||
|
||||
<!-- 状态 -->
|
||||
<TextBlock Grid.Row="4"
|
||||
Text="{Binding StatusMessage}"
|
||||
FontSize="11" Foreground="#666"
|
||||
Margin="4,2" TextWrapping="Wrap"/>
|
||||
</Grid>
|
||||
</Border>
|
||||
|
||||
<GridSplitter Grid.Column="1"
|
||||
HorizontalAlignment="Stretch"
|
||||
Background="Transparent">
|
||||
<GridSplitter.Style>
|
||||
<Style TargetType="GridSplitter">
|
||||
<Style.Triggers>
|
||||
<DataTrigger Binding="{Binding ActualWidth, ElementName=RootGrid, Converter={StaticResource LessThanConverter}, ConverterParameter=600}" Value="True">
|
||||
<Setter Property="Visibility" Value="Collapsed"/>
|
||||
</DataTrigger>
|
||||
</Style.Triggers>
|
||||
</Style>
|
||||
</GridSplitter.Style>
|
||||
</GridSplitter>
|
||||
Background="Transparent"/>
|
||||
|
||||
<!-- 右：OxyPlot 图表（核心，始终显示） -->
|
||||
<!-- 右侧：OxyPlot 图表 -->
|
||||
<Border Grid.Column="2"
|
||||
Background="White"
|
||||
BorderBrush="#DDD" BorderThickness="1"
|
||||
@@ -218,15 +215,6 @@
|
||||
Background="#ECEFF4"
|
||||
Padding="8,4" Margin="0,6,0,0"
|
||||
CornerRadius="2">
|
||||
<Border.Style>
|
||||
<Style TargetType="Border">
|
||||
<Style.Triggers>
|
||||
<DataTrigger Binding="{Binding ActualWidth, ElementName=RootGrid, Converter={StaticResource LessThanConverter}, ConverterParameter=600}" Value="True">
|
||||
<Setter Property="Visibility" Value="Collapsed"/>
|
||||
</DataTrigger>
|
||||
</Style.Triggers>
|
||||
</Style>
|
||||
</Border.Style>
|
||||
<TextBlock Text="{Binding StatusMessage}"
|
||||
Foreground="#444"
|
||||
FontSize="12"/>
|
||||
|
||||
Reference in New Issue
Block a user