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package IRC::Toolkit::Colors; |
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$IRC::Toolkit::Colors::VERSION = '0.092001'; |
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use strictures 2; |
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use Carp; |
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use parent 'Exporter::Tiny'; |
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our @EXPORT = qw/ |
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color |
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has_color |
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strip_color |
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/; |
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our %COLORS = ( |
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NORMAL => "\x0f", |
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BOLD => "\x02", |
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UNDERLINE => "\x1f", |
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REVERSE => "\x16", |
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ITALIC => "\x1d", |
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WHITE => "\x0300", |
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BLACK => "\x0301", |
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BLUE => "\x0302", |
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GREEN => "\x0303", |
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RED => "\x0304", |
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BROWN => "\x0305", |
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PURPLE => "\x0306", |
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ORANGE => "\x0307", |
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YELLOW => "\x0308", |
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TEAL => "\x0310", |
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PINK => "\x0313", |
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GREY => "\x0314", |
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GRAY => "\x0314", |
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LIGHT_BLUE => "\x0312", |
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LIGHT_CYAN => "\x0311", |
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CYAN => "\x0311", |
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LIGHT_GREEN => "\x0309", |
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LIGHT_GRAY => "\x0315", |
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LIGHT_GREY => "\x0315", |
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); |
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sub color { |
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my ($fmt, $str) = @_; |
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$fmt = uc($fmt || 'normal'); |
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my $slct = $COLORS{$fmt}; |
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unless (defined $slct) { |
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0
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carp "Invalid format $fmt passed to color()"; |
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return $str || $COLORS{NORMAL} |
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0
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} |
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$str ? join('', $slct, $str, $COLORS{NORMAL}) : $slct |
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} |
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sub has_color { |
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!! ( $_[0] =~ /[\x02\x03\x04\x1B\x1f\x16\x1d\x11\x06]/ ) |
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} |
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sub strip_color { |
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1
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my ($str) = @_; |
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# Borrowed from IRC::Utils; |
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# mIRC: |
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$str =~ s/\x03(?:,\d{1,2}|\d{1,2}(?:,\d{1,2})?)?//g; |
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# RGB: |
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$str =~ s/\x04[0-9a-fA-F]{0,6}//ig; |
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# ECMA-48: |
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$str =~ s/\x1B\[.*?[\x00-\x1F\x40-\x7E]//g; |
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# Formatting codes: |
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$str =~ s/[\x02\x1f\x16\x1d\x11\x06]//g; |
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# Cancellation code: |
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1
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$str =~ s/\x0f//g; |
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1
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$str |
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} |
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1; |
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=pod |
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79
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=head1 NAME |
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81
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IRC::Toolkit::Colors - IRC color code utilities |
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83
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=head1 SYNOPSIS |
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85
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my $str = color('red', "red text") ." other text"; |
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if (has_color($str)) { |
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# ... |
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} |
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my $stripped = strip_color($str); |
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93
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=head1 DESCRIPTION |
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95
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IRC utilities for adding color/formatting codes to a string. |
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=head2 color |
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my $code = color('red'); |
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my $str = color('bold') . "bold text" . color() . "normal text"; |
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my $str = color('bold', "bold text"); |
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103
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Add mIRC formatting/color codes to a string. |
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105
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Valid formatting codes are: |
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normal |
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bold |
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underline |
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reverse |
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italic |
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Valid color codes are: |
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white |
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black |
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blue |
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light_blue |
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cyan |
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green |
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light_green |
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red |
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brown |
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purple |
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orange |
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yellow |
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teal |
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pink |
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gray |
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light_gray |
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=head2 has_color |
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134
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Returns true if the given string contains color or formatting codes. |
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=head2 strip_color |
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138
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Strips all color and formatting codes from the string. |
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=head1 AUTHOR |
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142
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Jon Portnoy |
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144
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Much of this code is primarily derived from L, authored by HINRIK & |
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BINGOS. |
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147
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Licensed under the same terms as Perl. |
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149
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=cut |