Spreadsheet::ParseODS::Workbook - a workbook
The name of the file if applicable.
The styles that identify whether a table is hidden, and other styles
my $print_areas = $workbook->get_print_areas(); # [[ [$start_row, $start_col, $end_row, $end_col], ... ]]
->get_print_areas() method returns the print areas of each sheet as an arrayref of arrayrefs. If a sheet has no print area,
undef is returned for its print area.