исправил

DrawDeck.java

@@ -10,26 +10,23 @@ public class DrawDeck implements IDrawningDeck {
 
     @Override
     public void DrawningDeck(float _startPosX, float _startPosY, int _warmlyShipWidth, Graphics2D g2d, Color bodyColor){
+        int count = 1;
         switch (deckCount)
         {
             case One:
                 break;
-
             case Two:
-                g2d.setColor(bodyColor);
+                count = 2;
-                g2d.fillRect((int)(_startPosX + _warmlyShipWidth / 5), (int)_startPosY - 20, _warmlyShipWidth * 3 / 5, 20);
-                g2d.setColor(Color.BLACK);
-                g2d.drawRect((int)(_startPosX + _warmlyShipWidth / 5), (int)_startPosY - 20, _warmlyShipWidth * 3 / 5, 20);
                 break;
-
             case Three:
-                for (int i = 1; i < 3; ++i){
+                count = 3;
+                break;
+        }
+        for (int i = 1; i < count; ++i){
             g2d.setColor(bodyColor);
             g2d.fillRect((int)(_startPosX + _warmlyShipWidth / 5), (int)_startPosY - 20 * i, _warmlyShipWidth * 3 / 5, 20);
             g2d.setColor(Color.BLACK);
             g2d.drawRect((int)(_startPosX + _warmlyShipWidth / 5), (int)_startPosY - 20 * i, _warmlyShipWidth * 3 / 5, 20);
         }
-                break;
-        }
     }
 }

DrawingShip.java

@@ -12,7 +12,6 @@ public class DrawingShip extends JPanel {
     protected int _warmlyShipWidth = 125; //Ширина отрисовки корабля
     protected int _warmlyShipHeight = 50; //Высота отрисовки корабля
 
-    private int deckCount = 1;
     private IDrawningDeck idd;
 
     //Инициализация