make right annotation list more vivid

fix creation new anns bug

Azaion.Annotator/DTO/AnnotationClass.cs

@@ -4,12 +4,15 @@ using Azaion.Annotator.Extensions;
 
 namespace Azaion.Annotator.DTO;
 
-public class AnnotationClass(int id, string name = "")
+public class AnnotationClass
 {
-    public int Id { get; set; } = id;
+    public int Id { get; set; }
 
-    public string Name { get; set; } = name;
-    public Color Color { get; set; } = id.ToColor();
+    public string Name { get; set; }
+    public string ShortName { get; set; }
+
+    [JsonIgnore]
+    public Color Color => Id.ToColor();
 
     [JsonIgnore]
     public int ClassNumber => Id + 1;

Azaion.Annotator/DTO/AnnotationResult.cs

@@ -1,4 +1,5 @@
 using System.Windows.Media;
+using Azaion.Annotator.Extensions;
 using Newtonsoft.Json;
 
 namespace Azaion.Annotator.DTO;
@@ -23,38 +24,44 @@ public class AnnotationResult
     //For XAML Form
     public string TimeStr => $"{Time:h\\:mm\\:ss}";
 
+    private List<int>? _detectionClasses = null!;
+
+    //For Form
     [JsonIgnore]
-    //For XAML Form
     public string ClassName
     {
         get
         {
             if (Detections.Count == 0)
                 return "";
+            _detectionClasses ??= Detections.Select(x => x.ClassNumber).Distinct().ToList();
 
-            var groups = Detections.Select(x => x.ClassNumber).GroupBy(x => x).ToList();
-            return groups.Count > 1
-                ? string.Join(",", groups.Select(x => x.Key + 1))
-                : _config.AnnotationClassesDict[groups.FirstOrDefault().Key].Name;
+            return _detectionClasses.Count > 1
+                ? string.Join(", ", _detectionClasses.Select(x => _config.AnnotationClassesDict[x].ShortName))
+                : _config.AnnotationClassesDict[_detectionClasses.FirstOrDefault()].Name;
         }
     }
 
+
     [JsonIgnore]
-    //For XAML Form
-    public Color ClassColor
+    public Color ClassColor1 => GetAnnotationClass(0);
+    [JsonIgnore]
+    public Color ClassColor2 => GetAnnotationClass(1);
+    [JsonIgnore]
+    public Color ClassColor3 => GetAnnotationClass(2);
+    [JsonIgnore]
+    public Color ClassColor4 => GetAnnotationClass(3);
+
+    private Color GetAnnotationClass(int colorNumber)
     {
-        get
-        {
-            var defaultColor = (Color)ColorConverter.ConvertFromString("#404040");
-            if (Detections.Count == 0)
-                return defaultColor;
+        if (Detections.Count == 0)
+            return (-1).ToColor();
 
-            var groups = Detections.Select(x => x.ClassNumber).GroupBy(x => x).ToList();
+        _detectionClasses ??= Detections.Select(x => x.ClassNumber).Distinct().ToList();
 
-            return groups.Count > 1
-                ? defaultColor
-                : _config.AnnotationClassesDict[groups.FirstOrDefault().Key].Color;
-        }
+        return colorNumber >= _detectionClasses.Count
+            ? _config.AnnotationClassesDict[_detectionClasses.LastOrDefault()].Color
+            : _config.AnnotationClassesDict[_detectionClasses[colorNumber]].Color;
     }
 
 

Azaion.Annotator/DTO/Config.cs

@@ -22,6 +22,8 @@ public class Config
     public List<AnnotationClass> AnnotationClasses { get; set; } = [];
 
     private Dictionary<int, AnnotationClass>? _annotationClassesDict;
+
+    [JsonIgnore]
     public  Dictionary<int, AnnotationClass>  AnnotationClassesDict => _annotationClassesDict ??= AnnotationClasses.ToDictionary(x => x.Id);
 
     public WindowConfig MainWindowConfig { get; set; } = null!;

Azaion.Annotator/DTO/FormState.cs

@@ -15,7 +15,7 @@ public class FormState
     public Size CurrentVideoSize { get; set; }
     public TimeSpan CurrentVideoLength { get; set; }
 
-    public bool BackgroundShown { get; set; }
+    public TimeSpan? BackgroundTime { get; set; }
     public int CurrentVolume { get; set; } = 100;
     public ObservableCollection<AnnotationResult> AnnotationResults { get; set; } = [];
     public WindowsEnum ActiveWindow { get; set; }