private void OnEnable()
    {
        m_PreviewPosition = 0;
        m_movingGhost     = target as MovingGhost;

        if (!EditorApplication.isPlayingOrWillChangePlaymode)
        {
            MovingGhostPreview.CreateNewPreview(m_movingGhost);
        }
    }
 private void OnDisable()
 {
     MovingGhostPreview.DestroyPreview();
 }