sector diffs

Assets/Src/UI/TimingUI.cs

@@ -28,6 +28,8 @@ public class TimingUI : MonoBehaviour {
         timer = uiDocument.rootVisualElement.Q<Label>("timer");
         pb = uiDocument.rootVisualElement.Q<Label>("pb");
         sectors = uiDocument.rootVisualElement.Q<VisualElement>("sectors");
+
+        pb.text = "-";
     }
 
     void FixedUpdate() {
@@ -47,22 +49,38 @@ public class TimingUI : MonoBehaviour {
         if (sectors == null)
             Debug.LogWarning("null sectors");
 
-        pb.text = $"PB: {timing.PB().ToString()}";
+        Lap pbLap = timing.PB();
+        if (pbLap != null)
+            pb.text = $"{pbLap.ToString()}";
 
         sectors.Clear();
+
         foreach (Sector sector in timing.sectors) {
             Label l = timing.sectorTimes
                 .Where(s => s.Sector == sector.sector)
-                .Select(s => {
-                    Label l = new Label($"{s}");
-                    string colourClass = timing.GetSectorColour(s).ToString().ToLowerInvariant();
-                    l.AddToClassList(colourClass);
-                    return l;
-                })
+                .Select(s => SectorLabel(s))
                 .DefaultIfEmpty(new Label("-"))
                 .Single();
 
             sectors.Add(l);
         }
     }
+
+    Label SectorLabel(SectorTime s) {
+        double diff = timing.PBSectorDiff(s);
+        string sign = diff switch {
+            < 0 => "",
+            _ => "+",
+        };
+
+        SectorColour colour = diff switch {
+            < 0 => SectorColour.Green,
+            _ => SectorColour.Yellow,
+        };
+
+        Label l = new Label($"{sign}{diff:0.000}");
+        string colourClass = colour.ToString().ToLowerInvariant();
+        l.AddToClassList(colourClass);
+        return l;
+    }
 }