keywords => [qw'
color code terminal console escape table xterm rxvt
'],
+ data => ['termcol.inc.pl'],
stylesheet => [qw'light dark'],
});
use Shiar_Sheet::Colour '1.03';
use List::Util qw( min max );
+my $palettes = do 'termcol.inc.pl';
+die "Cannot open palette data: $_\n" for $@ || $! || ();
+
sub colcell {
- my $name = shift or return "<td colspan=3>\n";
+ my $name = shift // return "<td colspan=3>\n";
my $col = Shiar_Sheet::Colour->new(@_);
my $minhex = $col->rgb24;
my $css = '#' . $col->rgb48;
return "$out\n";
}
-my %col = (
- html => [
- sprintf('<a title="%s" href="%s">html</a>',
- '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 => [
- 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 => [
- undef, # rxvt except for blues
- qw/000000 CC0000 00CC00 CCCC00 4682B4 CC00CC 00CCCC E5E5E5
- 4C4C4C FF0000 00FF00 FFFF00 1E90FF FF00FF 00FFFF FFFFFF/,
- ],
- tango => [
- undef, # default Gnome theme
- qw/2E3436 CC0000 4E9A06 C4A000 3465A4 75507B 06989A D3D7CF
- 555753 EF2929 8AE234 FCE94F 729FCF AD7FA8 34E2E2 EEEEEC/,
- ],
- xkcd => [
- sprintf('<a title="%s" href="%s">xkcd</a>',
- '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('<a href="%s" title="%s">android</a>',
- '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('<a href="%s" title="%s">SluTTY</a>',
- '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', $1 / 7 * 255}egr }
- qw/ 000 000 161 373 117 237 511 267
- 711 733 661 663 141 625 555 777 /,
- ],
- arnejmp => [
- sprintf('<a href="%s" title="%s">%s</a>',
- 'http://androidarts.com/palette/16pal.htm',
- "Arne's Japanese Machine Palette v3 (MSX)",
- 'A:JMP',
- ),
- qw/ 000000 191028 46AF45 A1D685 453E78 7664FE 833129 9EC2E8
- DC534B E18D79 D6B97B E9D8A1 216C4B D365C8 AFAAB9 F5F4EB /,
- ],
- arnegame => [
- sprintf('<a href="%s" title="%s">%s</a>',
- 'http://androidarts.com/palette/16pal.htm',
- 'Generic 16 color game palette v20 by Arne Niklas Jansson',
- 'Arne',
- ),
- qw/ 000000::void 9D9D9D::ash FFFFFF::blind BE2633::bloodred
- E06F8B::pigmeat 493C2B::oldpoop A46422::newpoop EB8931::blaze
- F7E26B::zornskin 2F484E::shade 44891A::leaf A3CE27::slime
- 1B2632::night 005784::sea 31A2F2::sky B2DCEF::cloud /,
- ],
-);
-
-if ($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};
+push @termlist, qw( c64 msx2 mac2 risc arnegame cpc ) if exists $get{v};
+push @termlist, qw( ansi88 );
+push @termlist, qw( ansi256 ) if $ENV{PATH_INFO} =~ /256/;
+
for my $term (@termlist) {
- print '<table>', "\n";
- printf "<caption>%s</caption>\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 $term eq 'xkcd';
- print '<tr>', colcell($name, $rgb);
+ my $info = $palettes->{$term};
+ ref $info eq 'HASH' or next;
+ my $caption = $info->{name} // $term;
+ $caption = sprintf('<%s %s>%s</%1$s>',
+ $info->{href} ? 'a' : 'span',
+ join(' ',
+ map { sprintf '%s="%s"', $_, $info->{$_} }
+ grep { defined $info->{$_} }
+ qw( href title )
+ ),
+ $caption,
+ ) if $info->{href} or $info->{title};
+
+ if (my $mapinfo = $info->{rgbmap}) {
+ print '<table class="mapped">'."\n";
+ printf "<caption>%s</caption>\n", $caption;
+ print coltable_hsv(@{$mapinfo});
+ print "</table>\n\n";
}
- print "</table>\n\n";
-}
-:></div>
-<hr>
+ if (my $colours = $info->{list}) {
+ if (my $reorder = $info->{ansiorder} and $get{v}) {
+ $colours = [ map { $colours->[$_] =~ s/:|$/:$_/r } @{$reorder} ];
+ }
-<div class="section">
-<h2>88-colour space</h2>
-<:
-for my $r (0 .. 3) {
- print '<table>';
- for my $g (0 .. 3) {
- print '<tr>';
- 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);
+ print '<table>', "\n";
+ printf "<caption>%s</caption>\n", $caption;
+ for my $num (0 .. $#{$colours}) {
+ my ($rgb, $name) = split /:/, $colours->[$num], 3;
+ $name ||= $num;
+ $name = [ $name, ['#333'] ] if $term eq 'xkcd';
+ print '<tr>', colcell($name, $rgb);
}
+ print "</table>\n\n";
}
- print "</table>\n";
}
-print "\n";
-print '<table><tr>';
-print colcell(80+$_, (($_ + 2 + ($_>0)) * 255/11) x 3) for 0 .. 7;
-print "</table>\n\n";
+sub coltable_hsv {
+ my ($dim, $rgbval, $greyramp) = @_;
-:></div>
-<: if ($ENV{PATH_INFO} =~ /256/) { :>
-<hr>
+ my $hmax = 2 * $dim * 3; # each face of the rgb cube
+ my $vmax = $dim - 1;
+ my $smax = $dim - 1;
+ $rgbval ||= sub { join('', @_), map { int $_ * 255 / $vmax } @_ };
+ $greyramp ||= [];
-<div class="section">
-<h2>256-colour space</h2>
-<:
-my @colmap; # saturation => value => hue => [name, r,g,b]
-my %greymap; # name => value
-$greymap{232 + $_} = $_*10 + 8 for 0 .. 23;
+ my %greymap; # name => value
+ my @colmap; # saturation => value => hue => [name, r,g,b]
+ my $offset = 16 * ($dim > 3);
-for my $r (0 .. 5) {
- for my $g (0 .. 5) {
- for my $b (0 .. 5) {
- my $index = $r*6*6 + $g*6 + $b + 16;
- my @rgb = map { $_ && $_*40 + 55 } $r, $g, $b;
+ for my $r (0 .. $dim - 1) {
+ for my $g (0 .. $dim - 1) {
+ for my $b (0 .. $dim - 1) {
+ my @rgb = ($r, $g, $b);
- my $h = Shiar_Sheet::Colour->new(@rgb)->hue * 33;
- my $v = int(max(@rgb) / 255 * 5);
- my $s = abs(min(@rgb) - max(@rgb)) / 255 * 7;
+ my $h = Shiar_Sheet::Colour->new(@rgb)->hue * $hmax;
+ my $v = max(@rgb);
+ my $s = abs(min(@rgb) - max(@rgb));
- if (!$s) {
- $greymap{$index} = $rgb[0];
- next;
- }
+ if (!$s) {
+ my ($index, $l) = $rgbval->(@rgb);
+ $greymap{$index} = $l;
+ next;
+ }
- $v = 5 - $v;
- $s = 7 - $s - $v;
- $s-- if $s;
+ $v = $vmax - $v;
+ $s = $smax - $s - $v;
- $colmap[$s][$v][$h] = [$index, @rgb];
+ $colmap[$s][$v][$h] = [ $rgbval->(@rgb) ];
+ }
}
}
-}
-{
- print '<table class=mapped>';
- printf '<colgroup span=%d>', 3 * @{$_} for @colmap;
- for my $h (grep { $colmap[0][0][$_] } 0 .. $#{ $colmap[0][0] }) {
- print '<tr>';
- print colcell(@$_) for map { $_->[$h] } map { @{$_} } @colmap;
+ my $out = '';
+ $out .= sprintf '<colgroup span=%d>', 3 * @{$_} for @colmap;
+ my $huerow = $colmap[0][0]; # first {$_} map { @{$_} } @colmap;
+ for my $h (grep { $huerow->[$_] } 0 .. $#{$huerow}) {
+ $out .= '<tr>';
+ $out .= colcell(@$_) for map { $_->[$h] } map { @{$_} } @colmap;
+ }
+
+ $offset += $dim ** 3;
+ $greymap{$offset++} = $_ for @{$greyramp};
+
+ $out .= '<tbody>';
+ my $col = 0;
+ my $colbreak = scalar map { @$_ } @colmap; # same width as hue rows
+ for my $num (sort { $greymap{$a} <=> $greymap{$b} } keys %greymap) {
+ $out .= '<tr>' unless $col++ % $colbreak;
+ $out .= colcell($num, ($greymap{$num}) x 3);
}
- print "</table>\n";
-}
-print "\n";
- print '<table>';
-my $col = 0;
-my $colbreak = keys(%greymap) / 2; # split into 2 rows
-for my $num (sort { $greymap{$a} <=> $greymap{$b} } keys %greymap) {
- print '<tr>' unless $col++ % $colbreak;
- print colcell($num, ($greymap{$num}) x 3);
+ return $out;
}
- print "</table>\n";
-print "\n";
:></div>
-<: } :>
<hr>