private void Update()
{
switch (state)
{
case PullBackState.Default:
break;
case PullBackState.Retract:
transform.position += Vector3.up * speed * Time.deltaTime;
if (transform.position.y > startPosition.y)
{
state = PullBackState.Default;
}
break;
case PullBackState.Extend:
transform.position += Vector3.down * speed * Time.deltaTime;
if (transform.position.y < startPosition.y - maxYShift * Screen.height)
{
state = PullBackState.Default;
}
break;
default:
break;
}
}
public void Extend()
{
state = PullBackState.Extend;
}
public void Retract()
{
state = PullBackState.Retract;
}