X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/c32011016e046e39ac53f81303c9f3b95b0e9c89..ce5eed3c2adf1c85ddd67d435e0dfac777723dc3:/termcol.plp
diff --git a/termcol.plp b/termcol.plp
index 3dd1d1b..748625c 100644
--- a/termcol.plp
+++ b/termcol.plp
@@ -1,61 +1,214 @@
-<:
-use utf8;
-use strict;
-use warnings;
-use open IO => ':utf8';
+<(common.inc.plp)><:
-our $VERSION = 'v1.0';
+Html({
+ title => 'terminal colour cheat sheet',
+ version => '1.0',
+ description => [
+ "Index of all terminal/console colour codes,",
+ "with an example result of various environments.",
+ ],
+ keywords => [qw'
+ color code terminal console escape table xterm rxvt
+ '],
+ data => ['termcol.inc.pl'],
+ stylesheet => [qw'light dark'],
+});
-$header{content_type} = 'text/html; charset=utf-8';
+my $imgfile = $get{img} // exists $get{img} && 'indi.png';
-:>
-
+my @termlist;
+push @termlist, split /\W+/, $ENV{PATH_INFO} || 'default';
-
-
-# | xterm |
+
+ANSI (VT100, ISO-6429) 16-colour text palette
+as implemented by various systems and programs.
<:
-my %col = (
- -name => [
- qw/black red green orange blue magenta cyan gray
- gray red green yellow blue magenta cyan white/,
- qw/reset bold dim italic underline blink fastblink
- reverse hidden/,
- ],
- linux => [
- qw/000 CCC/,
- qw/000 A00 0A0 A50 00A A0A 0AA AAA
- 555 F55 5F5 FF5 55F F5F 5FF FFF/,
- ],
- xterm => [
- qw/000 CCC/,
- qw/000 C00 0C0 CC0 4682B4 C0C 0CC E5E5E5
- 4C4C4C F00 0F0 FF0 1E90FF F0F 0FF FFF/,
- ],
- tango => [
- qw/000 CCC/,
- qw/2E3436 CC0000 4E9A06 C4A000 3465A4 75507B 06989A D3D7CF
- 555753 EF2929 8AE234 FCE94F 729FCF AD7FA8 34E2E2 EEEEEC/,
- ],
-);
+print
+ "@termlist" ne "@{ $termgroup{default} }" ? 'Additional palettes are included as specified.' :
+ 'Also see 8-bit legacy hardware palettes.';
+:>
+
+
+
+<:
+use 5.010;
+use Shiar_Sheet::Colour '1.04';
+use List::Util qw( min max );
-for my $num (0 .. 15) {
- printf('
%d | %s%s |
'."\n",
- $num,
- $col{-name}[$num],
- join('', map {sprintf ' ⪠',
- 'background:#'.$col{$_}[0].'; color:#'.$col{$_}[$num + 2],
- } qw/linux xterm tango/ ),
+my $palettes = do 'termcol.inc.pl';
+die "Cannot open palette data: $_\n" for $@ || $! || ();
+
+sub colcell {
+ 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",
+ $name,
);
+ $out .= sprintf('%s',
+ "background:$_; color:$css", $minhex
+ ) for @$sample;
+ return "$out\n";
}
-:> |
+
+sub img_egapal {
+ my ($palette) = @_;
+ return eval {
+ require Imager;
+ require MIME::Base64;
+
+ my @imgpal = map { Imager::Color->new(ref $_ ? @$_ : $_) } @{$palette};
+ state $reindex = $imgfile =~ s/!$//;
+ state $img = Imager->new(file => "data/palimage/$imgfile")
+ or die Imager->errstr.$/;
+ do {
+ if ($reindex) {
+ $img->to_paletted({
+ make_colors => 'none',
+ colors => \@imgpal,
+ translate => 'closest',
+ });
+ }
+ else {
+ @{[ $img->getcolors ]} == @imgpal
+ or die "incompatible palette size\n";
+ $img->setcolors(colors => \@imgpal);
+ $img;
+ }
+ }->write(data => \my $imgdata, type => 'png');
+ return sprintf '