Added ghost number system in Map.java and GameManager.java

src/main/java/pacmanGame/GameManager.java

@@ -17,10 +17,9 @@ public class GameManager {
 	        player = new Player(this);
 	        player.Spawn();
 	        ghosts = new Ghost[4];
-		for(int i = 0; i < ghosts.length; i++) {
-			ghosts[i] = new Ghost(this);
+	        for (int i = 0; i < ghosts.length; i++) {
+	            ghosts[i] = new Ghost(this, i);
 	        }
-	   
 	    }
 	public void Update() {
 		visualizer.Update();

src/main/java/pacmanGame/Ghost.java

@@ -3,10 +3,19 @@ package pacmanGame;
 public class Ghost {
     public Vector2 position;
     public final GameManager gameManager;
+    public final int ghostNumber;
 
-	public Ghost(GameManager gameManager) {
+    public Ghost(GameManager gameManager, int ghostNumber) {
         this.gameManager = gameManager;
+        this.ghostNumber = ghostNumber;
         this.position = new Vector2(-1, -1);
     }
 
+    public void setPosition(Vector2 newPosition) {
+        this.position = newPosition;
+    }
+
+    public void move(Vector2 direction) {
+        this.position = this.position.Add(direction);
+    }
 }