X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/440357a3333f32304e21957542e50eb33eaddf21..0934eb163565512a7e1622f931a2f6a60b7c0872:/termcol.plp diff --git a/termcol.plp b/termcol.plp index 3fd9ece..c7c74bf 100644 --- a/termcol.plp +++ b/termcol.plp @@ -19,10 +19,10 @@ $header{content_type} = 'text/html; charset=utf-8'; - +

Terminal colours

- +

<: sub luminance { # perceived brightness (using ITU-R recommendation 601 luma co-efficients) @@ -38,7 +38,7 @@ sub colcell { my $rgb48 = ''; $rgb48 .= sprintf '%02X', $_ for @rgb[0..2]; my $inverse = sprintf('%X', luminance(@rgb)/255 < .3 ? 12 : 0) x 3; - return sprintf '', (map {'\n"; -for my $num (0 .. 15) { - printf('%s'."\n", - join('', map { - my $rgb = $col{$_}[$num + 2]; - colcell($_ eq 'html' ? $col{-name}[$num] : $num, $rgb, $col{$_}[0]) - } @termlist ), - ); +for my $term (qw/html cga xterm tango/) { + print '

', "\n"; + print '

'.$_} @termlist), "
%s	%s	%s', + return sprintf '	%s	%s	%s'."\n", "background:#$rgb48; color:#$inverse", $id, "background:#000; color:#$rgb48", @@ -76,31 +76,57 @@ my %col = ( ], ); -my @termlist = qw(html cga xterm tango); -print '

', "\n"; + print "\n"; + for my $num (0 .. 15) { + my $rgb = $col{$term}[$num + 2]; + print '', + colcell($term eq 'html' ? $col{-name}[$num] : $num, $rgb, $col{$term}[0]); + } + print "

\n\n"; } -:> +:> -

88-colour space

- +

88-colour space

<: for my $r (0 .. 3) { - print ''; + print '

'; for my $g (0 .. 3) { + print ''; for my $b (0 .. 3) { print colcell($r*4*4 + $g*4 + $b + 16, map {(0, 139, 205, 255)[$_]} $r, $g, $b); } } - print "\n"; + print "

\n"; +} +print "\n"; + +print '

', map { colcell(80, ($_) x 3) } 46, 92, 115, 139, 162, 185, 208, 231; +print "

\n\n"; +:>

+ + +

256-colour space

'; + for my $g (0 .. 5) { + print ''; + for my $b (0 .. 5) { + print colcell($r*6*6 + $g*6 + $b + 16, map { $_ && $_*40 + 55 } $r, $g, $b); + } + } + print "
\n"; } print "\n"; -print '', map { colcell(80, ($_) x 3) } 46, 92, 115, 139, 162, 185, 208, 231; -:> + +print '
', (map { colcell(232+$_, ($_*10 + 8) x 3) } $_ .. $_+11), "
\n" + for 0, 12; +print "\n"; +:>