剥离图表初始化和更新

MainWindow.xaml.cs

@@ -4,16 +4,11 @@ using LiveCharts.Wpf;
 using SqlSugar;
 using System.Windows;
 using System.Windows.Controls;
-using System.Windows.Media;
+using WpfApp.Services;
-using System.Windows.Navigation;
 using WpfApp.src.components;
-using WpfApp.src.config;
-using WpfApp.src.view;
 using WpfApp.src.controllers;
 using WpfApp.Utils;
 
-
-
 namespace WpfApp;
 
 /// <summary>
@@ -25,6 +20,8 @@ public partial class MainWindow : Window
     private readonly DatabaseService db;
     private readonly EventService<GeneralEventArgs> even;
     private readonly MenuController menu;
+    private readonly ChartManager chartManager;
+    private readonly CancellationTokenSource chartCts = new CancellationTokenSource();
 
     public MainWindow(LogService logService, DatabaseService databaseService, EventService<GeneralEventArgs> eventService)
     {
@@ -33,8 +30,7 @@ public partial class MainWindow : Window
         log = logService;
         db = databaseService;
         even = eventService;
-        // 初始化菜单控制器
+        menu = new MenuController(this);// 初始化菜单控制器
-        menu = new MenuController(this);
 
         // 记录窗口初始化日志
         log.Info("MainWindow", "主窗口已通过依赖注入初始化");
@@ -43,24 +39,16 @@ public partial class MainWindow : Window
         {
             log.Info($"接收到事件:{d.Data}");
         });
-        SetWindowTitle("FMSDGAUGE");
         
-        var labels = new[] { "13:27 23", "13:27 45", "13:27 49", "13:27 50", "13:27 55" };
+        WindowHelper.SetWindowTitle(this, "FMSDGAUGE"); // 设置标题
 
-        var config1 = new ChartConfig
+        chartManager = new ChartManager(Dispatcher);
-        {
+        chartManager.InitCharts(myChart, myChart1, myChart2); // 初始化图表
-            ColumnData = new List<double> { 20, 10, 12, 5, 9 },
+
-            Labels = new List<string>(labels),
+        // 启动实时数据刷新
-            LineConfigs = new List<LineConfig>
+        chartManager.StartAutoUpdate(myChart, chartCts.Token);
-        {
+        chartManager.StartAutoUpdate(myChart1, chartCts.Token);
-            new LineConfig { Title = "标准1", Values = new List<double> { 5,5,5,5,5 }, Stroke = Brushes.Blue },
+        chartManager.StartAutoUpdate(myChart2, chartCts.Token);
-            new LineConfig { Title = "标准2", Values = new List<double> { 10,10,10,10,10 }, Stroke = Brushes.Green },
-            new LineConfig { Title = "标准3", Values = new List<double> { 30,30,30,30,30 }, Stroke = Brushes.Red, Unit = "A" }
-        }
-        };
-        InitChart.InitCartesianChart(myChart, config1);
-        InitChart.InitCartesianChart(myChart1, config1);
-        InitChart.InitCartesianChart(myChart2, config1);
 
     }
 
@@ -74,15 +62,6 @@ public partial class MainWindow : Window
     {
 
     }
-    /// <summary>
-    /// 设置窗体标题的函数
-    /// </summary>
-    /// <param name="newTitle"></param>
-    public void SetWindowTitle(string newTitle)
-    {
-        this.Title = newTitle;
-    }
-
 
 
 
@@ -103,11 +82,8 @@ public partial class MainWindow : Window
     /// </summary>
     /// <param name="sender"></param>
     /// <param name="e"></param>
-    private void OnCloseMainWindowButtonClick(object sender, RoutedEventArgs e)
+    private void OnCloseMainWindowButtonClick(object sender, RoutedEventArgs e) => WindowHelper.CloseWindow(this);
-    {
-        this.Close();
 
-    }
 
     /// <summary>
     /// 测试按钮
@@ -119,7 +95,7 @@ public partial class MainWindow : Window
         //LineBarChartDemo lineBarChartDemo = new LineBarChartDemo();
         //lineBarChartDemo.Show();
     }
-
+    #endregion
     /// <summary>
     /// 等级选择下拉框变化事件处理
     /// </summary>
@@ -150,5 +126,5 @@ public partial class MainWindow : Window
             Sensor3.Level = selectedLevel;
         }
     }
-    #endregion
+
 }

Services/ChartManager.cs

@@ -1,11 +1,92 @@
-using System;
+using LiveCharts.Wpf;
-using System.Collections.Generic;
+using System.Windows.Media;
-using System.Linq;
+using System.Windows.Threading;
-using System.Text;
+using WpfApp.src.config;
-using System.Threading.Tasks;
+using WpfApp.Utils;
-
-namespace WpfApp.Services;
 
+namespace WpfApp.Services
+{
+    /// <summary>
+    /// Chart 管理器 - 负责图表初始化和实时更新
+    /// </summary>
     public class ChartManager
     {
+        private readonly Dispatcher dispatcher;
+
+        public ChartManager(Dispatcher uiDispatcher)
+        {
+            dispatcher = uiDispatcher;
+        }
+
+        /// <summary>
+        /// 初始化图表
+        /// </summary>
+        public void InitCharts(params CartesianChart[] charts)
+        {
+            var labels = new[] { "13:27 23", "13:27 45", "13:27 49", "13:27 50", "13:27 55" };
+
+            var config = new ChartConfig
+            {
+                ColumnData = new List<double> { 20, 10, 12, 5, 9 },
+                Labels = labels.ToList(),
+                LineConfigs = new List<LineConfig>
+                {
+                    new LineConfig { Title = "标准1", Values = Enumerable.Repeat(5.0,5).ToList(), Stroke = Brushes.Blue },
+                    new LineConfig { Title = "标准2", Values = Enumerable.Repeat(10.0,5).ToList(), Stroke = Brushes.Green },
+                    new LineConfig { Title = "标准3", Values = Enumerable.Repeat(30.0,5).ToList(), Stroke = Brushes.Red, Unit="A" }
+                }
+            };
+
+            foreach (var chart in charts)
+            {
+                InitChart.InitCartesianChart(chart, config);
+            }
+        }
+
+        /// <summary>
+        /// 动态更新图表数据（线程安全）
+        /// </summary>
+        public void UpdateChart(CartesianChart chart, List<double> columnData, List<LineConfig> lineData)
+        {
+            dispatcher.Invoke(() =>
+            {
+                var config = new ChartConfig
+                {
+                    ColumnData = columnData,
+                    Labels = chart.AxisX[0].Labels.ToList(),
+                    LineConfigs = lineData
+                };
+                InitChart.InitCartesianChart(chart, config);
+            });
+        }
+
+        /// <summary>
+        /// 模拟后台数据采集并实时刷新图表
+        /// </summary>
+        public void StartAutoUpdate(CartesianChart chart, CancellationToken token)
+        {
+            Task.Run(async () =>
+            {
+                var rand = new Random();
+
+                while (!token.IsCancellationRequested)
+                {
+                    // 模拟采集数据
+                    var columnData = Enumerable.Range(0, 5).Select(_ => rand.NextDouble() * 50).ToList();
+                    var lineData = new List<LineConfig>
+                    {
+                        new LineConfig { Title = "标准1", Values = Enumerable.Range(0,5).Select(_ => rand.NextDouble()*20).ToList(), Stroke = Brushes.Blue },
+                        new LineConfig { Title = "标准2", Values = Enumerable.Range(0,5).Select(_ => rand.NextDouble()*30).ToList(), Stroke = Brushes.Green },
+                        new LineConfig { Title = "标准3", Values = Enumerable.Range(0,5).Select(_ => rand.NextDouble()*40).ToList(), Stroke = Brushes.Yellow }
+
+                    };
+
+                    // 更新图表（通过 Dispatcher 保证线程安全）
+                    UpdateChart(chart, columnData, lineData);
+
+                    await Task.Delay(5000); // 每秒更新一次
+                }
+            }, token);
+        }
+    }
 }

Utils/WindowHelper.cs

@@ -45,5 +45,27 @@ namespace WpfApp.Utils
 
             navWin.ShowDialog();
         }
+
+        /// <summary>
+        /// 设置指定窗口的标题
+        /// </summary>
+        /// <param name="window">目标窗口</param>
+        /// <param name="newTitle">新标题</param>
+        public static void SetWindowTitle(Window window, string newTitle)
+        {
+            if (window != null)
+            {
+                window.Title = newTitle;
+            }
+        }
+
+        /// <summary>
+        /// 关闭窗口
+        /// </summary>
+        /// <param name="window"></param>
+        public static void CloseWindow(Window window)
+        {
+            window?.Close();
+        }
     }
 }