X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/f63a57e71a3aed6fe5e80ca979186e3bd6c7eb6b..4df29062a0012a9864d1038557d9f825b7cf509f:/termcol.plp diff --git a/termcol.plp b/termcol.plp index 8b0b3cf..e34cead 100644 --- a/termcol.plp +++ b/termcol.plp @@ -1,82 +1,223 @@ <(common.inc.plp)><: - our $VERSION = 'v1.0'; - use List::Util 'min'; - -:> - - - - -terminal colour cheat sheet -<:= stylesheet(qw'light') :> - +Html({ + title => 'terminal colour cheat sheet', + version => '1.0', + description => [ + "Index of all terminal/console colour codes,", + "with an example result of various environments.", + ], + keywords => [qw' + color code terminal console escape table xterm rxvt + '], + stylesheet => [qw'light dark'], +}); - +:>

Terminal colours

+

+ANSI (VT100, ISO-6429) 16-colour text palette +as implemented by various systems and programs. +<: +print + !exists $get{v} ? 'Also see 8-bit legacy hardware palettes.' : + 'Also included are 8-bit legacy hardware palettes.'; +:> +

+
<: -sub luminance { - # perceived brightness (using ITU-R recommendation 601 luma co-efficients) - my ($r, $g, $b) = @_; - return $r*.299 + $g*.587 + $b*.114; -} +use Shiar_Sheet::Colour '1.03'; +use List::Util qw( min max ); sub colcell { - my $id = shift; - my @rgb = @_ >= 3 ? @_ : (map {hex} $_[0] =~ /(..)/g); - my $rgb24 = ''; - $rgb24 .= sprintf '%X', min($_ / 17 + .5, 15) for @rgb[0..2]; - my $rgb48 = ''; - $rgb48 .= sprintf '%02X', $_ for @rgb[0..2]; - my $inverse = sprintf('%X', luminance(@rgb)/255 < .3 ? 12 : 0) x 3; - return sprintf '%s%s%s'."\n", - "background:#$rgb48; color:#$inverse", - $id, - "background:#000; color:#$rgb48", - $rgb24, - "background:#FFF; color:#$rgb48", - $rgb24, + my $name = shift // return "\n"; + my $col = Shiar_Sheet::Colour->new(@_); + my $minhex = $col->rgb24; + my $css = '#' . $col->rgb48; + my $inverse = '#' . sprintf('%X', $col->luminance/255 < .3 ? 12 : 0) x 3; + + my $sample = [ qw(#000 #FFF) ]; + ($name, $sample) = @$name if ref $name eq 'ARRAY'; + + my $out = sprintf('%s', + join(',', map { int } @$col), + "background:$css; color:$inverse; padding:0 1ex", + $name, + ); + $out .= sprintf '%s', "background:$_; color:$css", $minhex + for @$sample; + return "$out\n"; } my %col = ( - -html => [ - qw/black maroon green olive navy purple cyan silver - gray red lime yellow blue fuchsia aqua white/, - qw/reset bold dim italic underline blink fastblink - reverse hidden/, - ], html => [ - qw/000000 CCCCCC/, - qw/000000 800000 008000 808000 000080 800080 008080 C0C0C0 - 808080 FF0000 00FF00 FFFF00 0000FF FF00FF 00FFFF FFFFFF/, + sprintf('html', + 'HTML keywords (inherited by CSS≥2.1 and SVG), mostly identical to X11', + 'http://www.w3.org/TR/css3-color/#html4', + ), + qw/000000:black 800000:maroon 008000:green 808000:olive + 000080:navy 800080:purple 008080:cyan C0C0C0:silver + 808080:gray FF0000:red 00FF00:lime FFFF00:yellow + 0000FF:blue FF00FF:fuchsia 00FFFF:aqua FFFFFF:white /, ], cga => [ - qw/000000 CCCCCC/, + undef, # linux console, kde? qw/000000 AA0000 00AA00 AA5500 0000AA AA00AA 00AAAA AAAAAA 555555 FF5555 55FF55 FFFF55 5555FF FF55FF 55FFFF FFFFFF/, +# qw/reset bold dim italic underline blink fastblink reverse hidden/, ], xterm => [ - qw/000000 CCCCCC/, + undef, # rxvt except for blues qw/000000 CC0000 00CC00 CCCC00 4682B4 CC00CC 00CCCC E5E5E5 4C4C4C FF0000 00FF00 FFFF00 1E90FF FF00FF 00FFFF FFFFFF/, ], tango => [ - qw/000000 CCCCCC/, + undef, # default Gnome theme qw/2E3436 CC0000 4E9A06 C4A000 3465A4 75507B 06989A D3D7CF 555753 EF2929 8AE234 FCE94F 729FCF AD7FA8 34E2E2 EEEEEC/, ], + xkcd => [ + sprintf('xkcd', + 'human averages in xkcd survey results', + 'http://blog.xkcd.com/2010/05/03/color-survey-results/', + ), + qw/000000:black 650021:maroon 15b01a:green 6e750e:olive + 01153e:navy 7e1e9c:purple 029386:teal c5c9c7:silver + 929591:grey e50000:red aaff32:lime ffff14:yellow + 0343df:blue ed0dd9:fuchsia 00ffff:cyan ffffff:white /, + ], + android => [ + sprintf('android', + 'http://developer.android.com/guide/practices/ui_guidelines/icon_design.html', + 'recommended colour palette for Android icons', + ), + qw/FFFFFF:white BFBFBF:light 808080:medium 404040:dark + 000000:black 6699FF:blue1 3366CC:blue2 003399:blue3 + 99CC33:green1 00CC00:green2 669933:green3 FFCC00:orange1 + FF9900:orange2 FF6600:orange3 CC0000:red /, + ], + app => [ + 'Term.app', + qw/000000 C23621 25BC24 ADAD27 492EE1 D338D3 33BBC8 CBCCCD + 818383 FC391F 31E722 EAEC23 5833FF F935F8 14F0F0 E9EBEB /, + ], + putty => [ + 'PuTTY', + qw/000000 BB0000 00BB00 BBBB00 0000BB BB00BB 00BBBB BBBBBB + 555555 FF5555 55FF55 FFFF55 5555FF FF55FF 55FFFF FFFFFF /, + ], + slutty => [ + sprintf('SluTTY', + 'http://www.npjh.com/slutty.html', + 'PuTTY fork with light colour scheme', + ), + qw/000000 9C1D1D 6C9446 AC9A47 335786 8F6496 486768 E0DCDC + 2F2F2F CD5757 8FC35B D1C45E 5C81A9 BC95B7 76CBCB EEEEEC /, + ], + mac2 => [ + 'MacII', + qw/FFFFFF FBF305 FF6403 DD0907 F20884 4700A5 0000D3 02ABEA + 1FB714 006412 562C05 90713A C0C0C0 808080 404040 000000 /, + ], + risc => [ + 'RISC', # v2/3 + qw/FFFFFF DDDDDD BBBBBB 999999 777777 555555 333333 000000 + 004499 EEEE00 00CC00 DD0000 EEEEBB 558800 FFBB00 00BBFF /, + ], + c64 => [ + 'C=64', # commodore 64/128 + map { + # 5-bit luma ± 2-bit colour angle + my ($y, $neg, $hue) = split /(-)|\+/; + + # convert to yuv + my ($u, $v) = (0, 0); + if (defined $hue) { + my $RAD = 3.14159; + $hue *= $RAD / 8; + $hue += $RAD if $neg; + $u = cos $hue; + $v = sin $hue; + } + + # convert to rgb + $y *= 255 / 32; + $_ = $_ * 127.5 + 128 for $u, $v; + Shiar_Sheet::Colour->newyuv($y, $u, $v)->rgb48; + } + qw/ 0 32 10+5 20-5 12+2 16-2 8+0 24-0 + 12+6 8+7 16+5 10 15 24-2 15+0 20 /, + ], + msx1 => [ + 'MSX', + map { + my ($y, @c) = split /;/; + $y *= 255; + $_ = ($_ - .47) / .53 * 127.5 + 128 for @c; + Shiar_Sheet::Colour->newyuv($y, @c)->rgb48; + } + qw/ 0.00;0.47;0.47 0.00;0.47;0.47 0.53;0.20;0.07 0.67;0.27;0.17 + 0.40;1.00;0.40 0.53;0.93;0.43 0.47;0.30;0.83 0.73;0.70;0.00 + 0.53;0.27;0.93 0.67;0.27;0.93 0.73;0.07;0.57 0.80;0.17;0.57 + 0.47;0.23;0.13 0.53;0.67;0.73 0.80;0.47;0.47 1.00;0.47;0.47 /, + ], + msx2 => [ + 'MSX2', + map { s{([0-7])}{sprintf '%02X', $1 / 7 * 255}egr } + qw/ 000 000 161 373 117 237 511 267 + 711 733 661 663 141 625 555 777 /, + ], + arnejmp => [ + sprintf('%s', + 'http://androidarts.com/palette/16pal.htm', + "Arne's Japanese Machine Palette v3 (MSX)", + 'A:JMP', + ), + qw/ 000000 191028 46AF45 A1D685 453E78 7664FE 833129 9EC2E8 + DC534B E18D79 D6B97B E9D8A1 216C4B D365C8 AFAAB9 F5F4EB /, + ], + arnegame => [ + sprintf('%s', + 'http://androidarts.com/palette/16pal.htm', + 'Generic 16 color game palette v20 by Arne Niklas Jansson', + 'Arne', + ), + qw/ 000000::void 9D9D9D::ash FFFFFF::blind BE2633::bloodred + E06F8B::pigmeat 493C2B::oldpoop A46422::newpoop EB8931::blaze + F7E26B::zornskin 2F484E::shade 44891A::leaf A3CE27::slime + 1B2632::night 005784::sea 31A2F2::sky B2DCEF::cloud /, + ], ); -for my $term (qw/html cga xterm tango/) { +if ($get{v}) { + my %reorder = ( + arnegame => [ 0,5,9,12 , 3,6,10,13,1 , 4,7,8,11,14,15,2 ], + arnegame => [ 0,3,10,6,12,9,13,1 , 5,7,11,8,14,4,15,2 ], + c64 => [ 0,2,5,9,6,4,3,15 , 11,10,13,7,14,8,12,1 ], + msx2 => [ 0,6,2,10,4,13,7,14 , 1,8,3,11,5,9,12,15 ], + risc => [ 7,11,13,14,8,12,15,1, 6,5,10,9,4,3,2,0], + mac2 => [ 15,3,9,11,6,5,7,12 , 14,2,8,1,13,4,10,0 ], + ); + $reorder{$_} = $reorder{msx2} for qw( msx1 arnejmp ); + while (my ($name, $order) = each %reorder) { + for my $pal ( $col{$name}) { + $pal = [ map { $pal->[$_ + 1] =~ s/:|$/:$_/r } -1, @{$order} ]; + } + } +} + +my @termlist = qw( cga xterm tango app html xkcd ); +push @termlist, qw( c64 msx2 mac2 risc arnegame ) if exists $get{v}; +for my $term (@termlist) { print '', "\n"; - print "\n"; - for my $num (0 .. 15) { - my $rgb = $col{$term}[$num + 2]; - print '', - colcell($col{"-$term"}[$num] || $num, $rgb, $col{$term}[0]); + printf "\n", $col{$term}[0] || $term; + for my $num (1 .. $#{ $col{$term} }) { + my ($rgb, $name) = split /:/, $col{$term}[$num], 3; + $name ||= $num - 1; + $name = [ $name, ['#333'] ] if $term eq 'xkcd'; + print '', colcell($name, $rgb); } print "
$term
%s
\n\n"; } @@ -85,62 +226,82 @@ for my $term (qw/html cga xterm tango/) {
-

88-colour space

<: -for my $r (0 .. 3) { - print ''; - for my $g (0 .. 3) { - print ''; - for my $b (0 .. 3) { - my $index = $r*4*4 + $g*4 + $b + 16; - print colcell($index, map {(0, 139, 205, 255)[$_]} $r, $g, $b); +sub coltable_hsv { + my ($dim, $rgbval, $greyramp) = @_; + + my $hmax = 2 * $dim * 3; # each face of the rgb cube + my $vmax = $dim - 1; + my $smax = $dim - 1; + + my %greymap; # name => value + my @colmap; # saturation => value => hue => [name, r,g,b] + my $offset = 16; + + for my $r (0 .. $dim - 1) { + for my $g (0 .. $dim - 1) { + for my $b (0 .. $dim - 1) { + my $index = $r*$dim*$dim + $g*$dim + $b + $offset; + my @rgb = ($r, $g, $b); + + my $h = Shiar_Sheet::Colour->new(@rgb)->hue * $hmax; + my $v = max(@rgb); + my $s = abs(min(@rgb) - max(@rgb)); + + if (!$s) { + $greymap{$index} = $rgbval->($r); + next; + } + + $v = $vmax - $v; + $s = $smax - $s - $v; + + $colmap[$s][$v][$h] = [$index, map { $rgbval->($_) } @rgb]; + } } } - print "
\n"; -} -print "\n"; -print ''; -print colcell(80, ($_) x 3) for 46, 92, 115, 139, 162, 185, 208, 231; -print "
\n\n"; -:>
+ my $out = ''; + $out .= sprintf '', 3 * @{$_} for @colmap; + my $huerow = $colmap[0][0]; # first {$_} map { @{$_} } @colmap; + for my $h (grep { $huerow->[$_] } 0 .. $#{$huerow}) { + $out .= ''; + $out .= colcell(@$_) for map { $_->[$h] } map { @{$_} } @colmap; + } -
+ $offset += $dim ** 3; + $greymap{$offset++} = $_ for @{$greyramp}; -
-

256-colour space

-<: -for my $r (0 .. 5) { - print ''; - for my $g (0 .. 5) { - print ''; - for my $b (0 .. 5) { - my $index = $r*6*6 + $g*6 + $b + 16; - print colcell($index, map { $_ && $_*40 + 55 } $r, $g, $b); - } + $out .= ''; + my $col = 0; + my $colbreak = scalar map { @$_ } @colmap; # same width as hue rows + for my $num (sort { $greymap{$a} <=> $greymap{$b} } keys %greymap) { + $out .= '' unless $col++ % $colbreak; + $out .= colcell($num, ($greymap{$num}) x 3); } + + return $out; +} + +{ + print "

88-colour space

\n"; + print "
\n"; + print coltable_hsv(4, + sub {(0, 139, 205, 255)[$_[0]]}, + [map { ($_ + 2 + ($_>0)) * 255/11 } 0 .. 7], + ); print "
\n"; } -print "\n"; -for my $row (0, 12) { - print ''; - print colcell(232+$_, ($_*10 + 8) x 3) for $row .. $row+11; +if ($ENV{PATH_INFO} =~ /256/) { + print "

256-colour space

\n"; + print "
\n"; + print coltable_hsv(6, + sub { $_[0] && $_[0]*40 + 55 }, + [ map { $_ * 10 + 8 } 0 .. 23 ], + ); print "
\n"; } -print "\n"; :>
-
-

- sheet.shiar.nl/termcol.plp - <:= $VERSION :> - created by • - AGPLv3 -

- -