NAME
    Unicode::Block::Ascii - Ascii output of unicode block.

SYNOPSIS
     use Unicode::Block::Ascii;
     my $obj = Unicode::Block::Ascii->new(%parameters);
     my $output = $obj->get;
     my $item = $obj->next;

METHODS
    "new(%parameters)"
            Constructor.

            *       "char_from"

                     Character from.
                     Default value is '0000'.

            *       "char_to"

                     Character to.
                     Default value is '007f'.

            *       "title"

                     Title of block.
                     Default value is undef.

    "get()"
             Get output.
             Return string with ascii table of Unicode::Block object.

    "next()"
             Get next character.
             Returns Unicode::Block::Item object for character, if character exists.
             Returns undef, if character doesn't exist.

ERRORS
     new():
             From Class::Utils::set_params_pub():
                     Unknown parameter '%s'.

     get():
             Long title.

EXAMPLE1
     use strict;
     use warnings;

     use Encode qw(encode_utf8);
     use Unicode::Block::Ascii;
     use Unicode::Block::List;

     # Arguments.
     if (@ARGV < 1) {
             print STDERR "Usage: $0 block_name\n";
             exit 1;
     }
     my $block_name = $ARGV[0];

     # List object.
     my $obj = Unicode::Block::List->new;

     # Get Unicode::Block for block name.
     my $block = $obj->block($block_name);

     # Get ASCII object.
     my $block_ascii = Unicode::Block::Ascii->new(%{$block});

     # Print to output.
     print encode_utf8($block_ascii->get)."\n";
 
     # Output:
     # Usage: /tmp/o1NG0vm_Wf block_name

     # Output with 'Block Elements' argument:
     # ┌────────────────────────────────────────┐
     # │             Block Elements             │
     # ├────────┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┤
     # │        │0│1│2│3│4│5│6│7│8│9│A│B│C│D│E│F│
     # ├────────┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┤
     # │ U+258x │▀│▁│▂│▃│▄│▅│▆│▇│█│▉│▊│▋│▌│▍│▎│▏│
     # ├────────┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┼─┤
     # │ U+259x │▐│░│▒│▓│▔│▕│▖│▗│▘│▙│▚│▛│▜│▝│▞│▟│
     # └────────┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┘

EXAMPLE2
     use strict;
     use warnings;
 
     use Curses::UI;
     use Encode qw(encode_utf8);
     use Unicode::Block::Ascii;
     use Unicode::Block::List;
 
     # Get unicode block list.
     my $list = Unicode::Block::List->new;
     my @unicode_block_list = $list->list;
 
     # Window.
     my $cui = Curses::UI->new;
     my $win = $cui->add('window_id', 'Window');
     $win->set_binding(\&exit, "\cQ", "\cC");
 
     # Popup menu.
     my $popupbox = $win->add(
             'mypopupbox', 'Popupmenu',
             '-labels' => {
                     map { $_, $_ } @unicode_block_list,
             },
             '-onchange' => sub {
                     my $self = shift;
                     $cui->leave_curses;
                     my $block = $list->block($self->get);
                     my $block_ascii = Unicode::Block::Ascii->new(%{$block});
                     print encode_utf8($block_ascii->get)."\n";
                     exit 0;
             },
             '-values' => \@unicode_block_list,
     );
     $popupbox->focus;
 
     # Loop.
     $cui->mainloop;

     # Output after select 'Geometric Shapes' item:
     # ┌────────────────────────────────────────────────────────┐
     # │                    Geometric Shapes                    │
     # ├────────┬──┬──┬──┬──┬──┬──┬──┬──┬──┬──┬──┬──┬──┬──┬──┬──┤
     # │        │ 0│ 1│ 2│ 3│ 4│ 5│ 6│ 7│ 8│ 9│ A│ B│ C│ D│ E│ F│
     # ├────────┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┤
     # │ U+25ax │ ■│ □│ ▢│ ▣│ ▤│ ▥│ ▦│ ▧│ ▨│ ▩│ ▪│ ▫│ ▬│ ▭│ ▮│ ▯│
     # ├────────┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┤
     # │ U+25bx │ ▰│ ▱│ ▲│ △│ ▴│ ▵│ ▶│ ▷│ ▸│ ▹│ ►│ ▻│ ▼│ ▽│ ▾│ ▿│
     # ├────────┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┤
     # │ U+25cx │ ◀│ ◁│ ◂│ ◃│ ◄│ ◅│ ◆│ ◇│ ◈│ ◉│ ◊│ ○│ ◌│ ◍│ ◎│ ●│
     # ├────────┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┤
     # │ U+25dx │ ◐│ ◑│ ◒│ ◓│ ◔│ ◕│ ◖│ ◗│ ◘│ ◙│ ◚│ ◛│ ◜│ ◝│ ◞│ ◟│
     # ├────────┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┤
     # │ U+25ex │ ◠│ ◡│ ◢│ ◣│ ◤│ ◥│ ◦│ ◧│ ◨│ ◩│ ◪│ ◫│ ◬│ ◭│ ◮│ ◯│
     # ├────────┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┼──┤
     # │ U+25fx │ ◰│ ◱│ ◲│ ◳│ ◴│ ◵│ ◶│ ◷│ ◸│ ◹│ ◺│ ◻│ ◼│◽│◾│ ◿│
     # └────────┴──┴──┴──┴──┴──┴──┴──┴──┴──┴──┴──┴──┴──┴──┴──┴──┘

DEPENDENCIES
    Error::Pure, Readonly, Text::UnicodeBox, Text::UnicodeBox::Control,
    Unicode::Block.

REPOSITORY
    <https://github.com/tupinek/Unicode-Block-Ascii>

AUTHOR
    Michal Josef Špaček <mailto:skim@cpan.org>

    <http://skim.cz>

LICENSE AND COPYRIGHT
     © 2013-2018 Michal Josef Špaček
     BSD 2-Clause License

VERSION
    0.03