/// <summary>
        /// Get default HighlightAction
        /// </summary>
        /// <returns></returns>
        public static HighlightImageAction GetDefaultInstance()
        {
            if (defaultHighlightImageAction == null)
            {
                defaultHighlightImageAction = new HighlightImageAction();
            }

            return(defaultHighlightImageAction);
        }
 /// <summary>
 /// Clear default Highlighter instance
 /// </summary>
 public static void ClearDefaultInstance()
 {
     defaultHighlightImageAction?.Dispose();
     defaultHighlightImageAction = null;
 }