Добавлен интерфейс

DoubleDeckerBus/DoubleDeckerBus/DrawingBus.cs

@@ -117,5 +117,9 @@ namespace DoubleDeckerBus
                 _startPosY = _pictureHeight.Value - _busHeight;
             }
         }
+
+        public (float Left, float Right, float Top, float Bottom) GetCurrentPosition() { 
+            return (_startPosX, _startPosX + _busWidth, _startPosY, _startPosY + _busHeight)
+        }
     }
 }

DoubleDeckerBus/DoubleDeckerBus/DrawingObjectBus.cs

@@ -0,0 +1,40 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace DoubleDeckerBus
+{
+    internal class DrawingObjectBus : IDrawingObject
+    {
+        private DrawingBus _bus = null;
+
+        public DrawingObjectBus(DrawingBus bus)
+        {
+            _bus = bus;
+        }
+
+        public float Step => _bus?.Bus?.Step ?? 0;
+
+        public (float Left, float Right, float Top, float Bottom) GetCurrentPosition()
+        {
+            return _bus?.GetCurrentPosition() ?? default;
+        }
+
+        public void MoveObject(Direction direction)
+        {
+            _bus?.MoveTransport(direction);
+        }
+
+        public void SetObject(int x, int y, int width, int height)
+        {
+            _bus.SetPosition(x, y, width, height);
+        }
+
+        void IDrawingObject.DrawingObject(Graphics g)
+        {
+            // TODO
+        }
+    }
+}

DoubleDeckerBus/DoubleDeckerBus/IDrawingObject.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace DoubleDeckerBus
+{
+    internal interface IDrawingObject
+    {
+        public float Step { get; }
+
+        void SetObject(int x, int y, int width, int height);
+
+        void MoveObject(Direction direction);
+
+        void DrawingObject(Graphics g);
+
+        (float Left, float Right, float Top, float Bottom) GetCurrentPosition();
+
+    }
+}