сравнение обьектов

WinFormsApp1/DrawningObjectTraktor.cs

@@ -42,5 +42,31 @@ namespace WinFormsApp1
         {
             _tractor.DrawEntity(g);
         }
+
+        public bool Equals(IDrawningObject? other)
+        {
+            if (other is not DrawningObjectTractor otherTraktor)
+            {
+                return false;
+            }
+            var entity = _tractor.Tractor;
+            var otherEntity = otherTraktor._tractor.Tractor;
+            if (entity.GetType() != otherEntity.GetType() ||
+                entity.Speed != otherEntity.Speed ||
+                entity.Weight != otherEntity.Weight ||
+                entity.BodyColor != otherEntity.BodyColor)
+            {
+                return false;
+            }
+            if (entity is MultiTraktor entityTraktorDOP &&
+                otherEntity is MultiTraktor otherEntityTraktorDOP && (
+                entityTraktorDOP.dopAhead != otherEntityTraktorDOP.dopAhead ||
+                entityTraktorDOP.DopColor != otherEntityTraktorDOP.DopColor ||
+                entityTraktorDOP.dopBehind != otherEntityTraktorDOP.dopBehind))
+            {
+                return false;
+            }
+            return true;
+        }
     }
 }

WinFormsApp1/IDrawningObject.cs

@@ -7,7 +7,7 @@ using System.Threading.Tasks;
 
 namespace WinFormsApp1
 {
-    interface IDrawningObject
+    interface IDrawningObject : IEquatable<IDrawningObject>
     {
         /// Шаг перемещения объекта
         public float Step { get; }

WinFormsApp1/MapWithSetTraktorGeneric.cs

@@ -8,7 +8,7 @@ using System.Threading.Tasks;
 namespace WinFormsApp1
 {
     internal class MapWithSetTraktorGeneric<T, U>
-            where T : class, IDrawningObject
+            where T : class, IDrawningObject, IEquatable<T>
             where U : AbstractMap
     {
         private readonly int _pictureWidth;

WinFormsApp1/SetTraktorGeneric.cs

@@ -7,7 +7,7 @@ using System.Threading.Tasks;
 namespace WinFormsApp1
 {
     internal class SetTraktorGeneric<T>
-              where T : class
+              where T : class, IEquatable<T>
     {
         private readonly List<T> _places;
         public int Count => _places.Count;