/// <summary>
        /// Crops the image.
        /// </summary>
        /// <param name="shapeModel">The shape model.</param>
        public static void CropImage(this ShapeModel shapeModel)
        {
            var rowsToRemove    = shapeModel.GetRowsToRemove();
            var columnsToRemove = shapeModel.GetColumnsToRemove();

            foreach (var row in rowsToRemove)
            {
                shapeModel.RemoveRow(row);
            }

            foreach (var column in columnsToRemove)
            {
                shapeModel.RemoveColumn(column);
            }
        }