private void StartGrab()
{
isGrabbing = false;
if (isHolding)
{
return;
}
foreach (Vector2 direction in Enum.GetValues(typeof(CardinalDirections)).Cast <CardinalDirections>().Select(c => c.AsVector2()))
{
Vector2 grabPosition = transform.position2D() + direction;
Collider2D collide = Physics2D.OverlapPoint(grabPosition);
if (collide == null)
{
continue;
}
IGrabbable grabbable = collide.GetComponent(typeof(IGrabbable)) as IGrabbable;
if (grabbable != null && grabbable.CanGrab())
{
stepState.GrabPosition = grabPosition;
isGrabbing = true;
Rock = ((GameObject)GameObject.Instantiate(RockPrefab, grabPosition, Quaternion.identity)).transform;
grabbable.OnGrab();
break;
}
}
}