public void Shrink()
 {
     if (size == BossSize.BIG)
     {
         iTween.ValueTo(gameObject, iTween.Hash("from", Mathf.Abs(transform.localScale.x), "to", originalScale.x, "time", 1.0f, "easetype", "easeOutElastic", "onupdate", "UpdateScale"));
         size = BossSize.SMALL;
     }
 }
    public void Enlarge()
    {
        enlargeTime = BOSS_ENLARGE_DURATION;

        if (size == BossSize.SMALL)
        {
            float newScale = originalScale.x * BOSS_ENLARGE_MULTIPLIER;
            iTween.ValueTo(gameObject, iTween.Hash("from", Mathf.Abs(transform.localScale.x), "to", newScale, "time", 1.0f, "easetype", "easeOutElastic", "onupdate", "UpdateScale"));
            size = BossSize.BIG;
        }
    }