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EXODIST / Term-Table-0.024 / lib / Term / Table / Cell.pm 

            

              
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package Term::Table::Cell;
use strict;
use warnings;
our $VERSION = '0.024';
use Term::Table::LineBreak();
use Term::Table::Util qw/uni_length/;
use List::Util qw/sum/;
use Term::Table::HashBase qw/value border_left border_right _break _widths border_color value_color reset_color/;
my %CHAR_MAP = (
    # Special case, \n should render as \n, but also actually do the newline thing
    "\n" => "\\n\n",
    "\a" => '\\a',
    "\b" => '\\b',
    "\e" => '\\e',
    "\f" => '\\f',
    "\r" => '\\r',
    "\t" => '\\t',
    " "  => ' ',
);
sub init {
    my $self = shift;
    # Stringify
    $self->{+VALUE} = defined $self->{+VALUE} ? "$self->{+VALUE}" : '';
}
sub char_id {
    my $class = shift;
    my ($char) = @_;
    return "\\N{U+" . sprintf("\%X", utf8::native_to_unicode(ord($char))) . "}";
}
sub show_char {
    my $class = shift;
    my ($char, %props) = @_;
    return $char if $props{no_newline} && $char eq "\n";
    return $CHAR_MAP{$char} || $class->char_id($char);
}
sub sanitize {
    my $self = shift;
    $self->{+VALUE} =~ s/([\s\t\p{Zl}\p{C}\p{Zp}])/$self->show_char($1)/ge; # All whitespace except normal space
}
sub mark_tail {
    my $self = shift;
    $self->{+VALUE} =~ s/([\s\t\p{Zl}\p{C}\p{Zp}])$/$1 eq ' ' ? $self->char_id($1) : $self->show_char($1, no_newline => 1)/se;
}
sub value_width {
    my $self = shift;
    my $w = $self->{+_WIDTHS} ||= {};
    return $w->{value} if defined $w->{value};
    my @parts = split /(\n)/, $self->{+VALUE};
    my $max = 0;
    while (@parts) {
        my $text = shift @parts;
        my $sep  = shift @parts || '';
        my $len = uni_length("$text");
        $max = $len if $len > $max;
    }
    return $w->{value} = $max;
}
sub border_left_width {
    my $self = shift;
    $self->{+_WIDTHS}->{left} ||= uni_length($self->{+BORDER_LEFT} || '');
}
sub border_right_width {
    my $self = shift;
    $self->{+_WIDTHS}->{right} ||= uni_length($self->{+BORDER_RIGHT} || '');
}
sub width {
    my $self = shift;
    $self->{+_WIDTHS}->{all} ||= sum(map { $self->$_ } qw/value_width border_left_width border_right_width/);
}
sub break {
    my $self = shift;
    $self->{+_BREAK} ||= Term::Table::LineBreak->new(string => $self->{+VALUE});
}
sub reset {
    my $self = shift;
    delete $self->{+_BREAK};
}
1;
__END__
=pod
=encoding UTF-8
=head1 NAME
Term::Table::Cell - Representation of a cell in a table.
=head1 DESCRIPTION
This package is used to represent a cell in a table.
=head1 SOURCE
The source code repository for Term-Table can be found at
F<http://github.com/exodist/Term-Table/>.
=head1 MAINTAINERS
=over 4
=item Chad Granum E<lt>exodist@cpan.orgE<gt>
=back
=head1 AUTHORS
=over 4
=item Chad Granum E<lt>exodist@cpan.orgE<gt>
=back
=head1 COPYRIGHT
Copyright 2016 Chad Granum E<lt>exodist@cpan.orgE<gt>.
This program is free software; you can redistribute it and/or
modify it under the same terms as Perl itself.
See F<http://dev.perl.org/licenses/>
=cut