更新UI

COFTester/Models/ReciprocatingFrictionRecord.cs

@@ -0,0 +1,44 @@
+using System.Globalization;
+
+namespace COFTester.Models;
+
+public sealed class ReciprocatingFrictionRecord
+{
+    public int Index { get; init; }
+
+    public double? StaticCoefficient { get; init; }
+
+    public double? KineticCoefficient { get; init; }
+
+    public double? StaticForceN { get; init; }
+
+    public double? KineticForceN { get; init; }
+
+    public bool HasData => StaticCoefficient.HasValue ||
+                           KineticCoefficient.HasValue ||
+                           StaticForceN.HasValue ||
+                           KineticForceN.HasValue;
+
+    public string StaticCoefficientLabel => FormatValue(StaticCoefficient, "F3");
+
+    public string KineticCoefficientLabel => FormatValue(KineticCoefficient, "F3");
+
+    public string StaticForceLabel => FormatValue(StaticForceN, "F3");
+
+    public string KineticForceLabel => FormatValue(KineticForceN, "F3");
+
+    public static ReciprocatingFrictionRecord Empty(int index)
+    {
+        return new ReciprocatingFrictionRecord
+        {
+            Index = index
+        };
+    }
+
+    private static string FormatValue(double? value, string format)
+    {
+        return value is { } number && double.IsFinite(number)
+            ? number.ToString(format, CultureInfo.InvariantCulture)
+            : "--";
+    }
+}