protected override void DoAttack()
{
if (throwingYoyo)
{
return;
}
//YoyoSprite.enabled = false;
projectile = Instantiate(ProjPrefab, transform.position, Quaternion.identity) as Boomerang;
projectile.AddOnReturn = false;
Vector2 dir = MathUtil.AngleToVector(transform.eulerAngles.z);
projectile.Move(dir.normalized, this);
throwingYoyo = true;
}