回读图像功能优化

CurveModule/ViewModels/Dialogs/CurveStatisticsViewModel.cs

@@ -0,0 +1,95 @@
+using Prism.Commands;
+using System.Collections.ObjectModel;
+using System.Windows.Input;
+using UIShare.PubEvent;
+using UIShare.ViewModelBase;
+
+namespace CurveModule.ViewModels.Dialogs
+{
+    /// <summary>
+    /// 曲线统计结果弹窗 ViewModel。
+    /// </summary>
+    public class CurveStatisticsViewModel : DialogViewModelBase
+    {
+        #region 属性
+
+        private string _title = "曲线数学统计";
+        public string Title
+        {
+            get => _title;
+            set => SetProperty(ref _title, value);
+        }
+
+        public ObservableCollection<CurveStatisticsResult> Results { get; } = new();
+
+        #endregion
+
+        #region 命令
+        public ICommand CloseCommand { get; }
+        #endregion
+
+        public CurveStatisticsViewModel(IContainerProvider containerProvider) : base(containerProvider)
+        {
+            CloseCommand = new DelegateCommand(Close);
+        }
+
+        private void Close()
+        {
+            RequestClose.Invoke(ButtonResult.OK);
+        }
+
+        #region Prism Dialog 规范
+
+        public override void OnDialogClosed()
+        {
+            _eventAggregator.GetEvent<OverlayEvent>().Publish(false);
+        }
+
+        public override void OnDialogOpened(IDialogParameters parameters)
+        {
+            _eventAggregator.GetEvent<OverlayEvent>().Publish(true);
+            if (parameters.ContainsKey("Results"))
+            {
+                var list = parameters.GetValue<ObservableCollection<CurveStatisticsResult>>("Results");
+                Results.Clear();
+                foreach (var item in list)
+                    Results.Add(item);
+            }
+        }
+
+        #endregion
+    }
+
+    /// <summary>
+    /// 单条曲线的数学统计结果。
+    /// </summary>
+    public class CurveStatisticsResult
+    {
+        /// <summary>曲线名称</summary>
+        public string DisplayName { get; set; } = string.Empty;
+
+        /// <summary>数据点数</summary>
+        public int PointCount { get; set; }
+
+        /// <summary>最大值</summary>
+        public double Max { get; set; }
+
+        /// <summary>最小值</summary>
+        public double Min { get; set; }
+
+        /// <summary>平均值</summary>
+        public double Average { get; set; }
+
+        /// <summary>线性回归斜率（单位/秒）</summary>
+        public double Slope { get; set; }
+
+        /// <summary>梯形积分值（单位·秒）</summary>
+        public double Integral { get; set; }
+
+        public string MaxText => Max.ToString("G6");
+        public string MinText => Min.ToString("G6");
+        public string AverageText => Average.ToString("G6");
+        public string SlopeText => Slope.ToString("G6");
+        public string IntegralText => Integral.ToString("G6");
+    }
+}