def cell(content=nil, options={})
options.reverse_merge! format: nil, nature: :text
row_obj = @sheet.row(current_row)
row_obj.set_format current_column, @formats[options[:format]] if options[:format]
set_cell_format options[:nature]
row_obj.height = row_obj.format(0).font.size * 1.6
parsed_content = format_data(content)
@sheet[current_row, current_column] = parsed_content
@columns_width[current_column] = parsed_content.to_s.length if @columns_width[current_column].to_i < parsed_content.to_s.length
@current_column += 1
end