---

public Vector2 targetPosition;
   public float moveStep;
    public bool isTrap;
    public float speedFactor;
    public float scaleFactor;
    public int catchCount;
 
    void Start()
    {
        if (isTrap == false)
        {
            Player.squares.Add(this);
        }
 
        targetPosition = GetRandomPoint();
    }
 
    void Update()
    {
        transform.position = Vector2.MoveTowards(transform.position,
            targetPosition, moveStep * Time.deltaTime);
 
 
        if((Vector2)transform.position == targetPosition)
        {
            targetPosition = GetRandomPoint();
        }
    }
 
    Vector2 GetRandomPoint()
    {
        Vector2 randomVector = new Vector2();
 
        randomVector.x = Random.Range(-6, 6);
        randomVector.y = Random.Range(-3, 3);
 
        return randomVector;
    }
 
    void OnMouseDown()
    {
        if (isTrap)
        {
            Player.Defeat();
        }
        else
        {
            Catch();
        }
    }
 
    void Catch()
    {
        Player.score++;
        catchCount--;
 
        if (catchCount == 0)
        {
            Player.squares.Remove(this);
            Destroy(gameObject);
        }
        else
        {
            moveStep += speedFactor;
            transform.localScale = (Vector2)transform.localScale - new Vector2(scaleFactor, scaleFactor);
            transform.position = GetRandomPoint();
        }
    }