protected virtual void Update()
{
CanLeft = LeftBorder.GetComponent <EnemyTrigger>().isActive;
CanRight = RightBorder.GetComponent <EnemyTrigger>().isActive;
CanUp = TopBorder.GetComponent <EnemyTrigger>().isActive;
CanDown = BottomBorder.GetComponent <EnemyTrigger>().isActive;
Direction = UnityEngine.Random.Range(0, 4);
}