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lib/Excel/Writer/XLSX/Worksheet.pm  view on Meta::CPAN

    push @{ $self->{_drawing_links} },
      [ '/chart', '../charts/chart' . $chart_id . '.xml' ];
}


###############################################################################
#
# _get_range_data
#
# Returns a range of data from the worksheet _table to be used in chart
# cached data. Strings are returned as SST ids and decoded in the workbook.
# Return undefs for data that doesn't exist since Excel can chart series
# with data missing.
#
sub _get_range_data {

    my $self = shift;

    return () if $self->{_optimization};

    my @data;