termcol: path argument to request custom palettes, groups

[sheet.git] / termcol.plp

diff --git a/termcol.plp b/termcol.plp
index 686316cf8f8f1cb9b3cb6734913147991c001f9b..32a73560285a0fb4a9f096b859b3ee1404536972 100644 (file)
--- a/termcol.plp
+++ b/termcol.plp
@@ -14,6 +14,19 @@ Html({
        stylesheet => [qw'light dark'],
 });
 
+my @termlist;
+push @termlist, split /\W+/, $ENV{PATH_INFO} || 'default';
+
+my %termgroup = (
+       default => [qw( ansi xkcd ansi88 )],
+       more    => [qw( ansi legacy ansi256 )],
+       msx     => [qw( msx1 msx2 arnejmp )],
+       ansi    => [qw( cga xterm tango app html )],
+       legacy  => [qw( c64 msx2 mac2 risc arnegame cpc )],
+);
+@{$_} = map { $termgroup{$_} ? @{ $termgroup{$_} } : $_ } @{$_}
+       for values %termgroup, \@termlist;
+
 :>
 <h1>Terminal colours</h1>
 
@@ -22,8 +35,8 @@ Html({
 as implemented by various systems and programs.
 <:
 print
-       !exists $get{v} ? 'Also see <a href="?v">8-bit legacy hardware</a> palettes.' :
-       'Also included are 8-bit legacy hardware palettes.';
+       "@termlist" ne "@{ $termgroup{default} }" ? 'Additional palettes are included as specified.' :
+       'Also see <a href="/termcol/more">8-bit legacy hardware</a> palettes.';
 :>
 </p>
 
@@ -55,27 +68,9 @@ sub colcell {
        return "$out\n";
 }
 
-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 ( $palettes->{$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 $term (@termlist) {
-       my ($info, @index) = @{ $palettes->{$term} };
+       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',
@@ -87,32 +82,31 @@ for my $term (@termlist) {
                $caption,
        ) if $info->{href} or $info->{title};
 
-       print '<table>', "\n";
-       printf "<caption>%s</caption>\n", $caption;
-       for my $num (0 .. $#index) {
-               my ($rgb, $name) = split /:/, $index[$num], 3;
-               $name ||= $num;
-               $name = [ $name, ['#333'] ] if $term eq 'xkcd';
-               print '<tr>', colcell($name, $rgb);
+       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";
-}
 
-if (exists $get{v}) {
-       print "<table class=mapped>\n";
-       print "<caption>Amstrad CPC</caption>\n";
-       print coltable_hsv(3, sub {
-               $_[2] + 3 * ($_[0] + 3 * $_[1]),
-               map { $_ && $_ * 127 + 1 } @_
-       });
-       print "</table>\n\n";
-}
-:></div>
+       if (my $colours = $info->{list}) {
+               if (my $reorder = $info->{ansiorder} and $get{v}) {
+                       $colours = [ map { $colours->[$_] =~ s/:|$/:$_/r } @{$reorder} ];
+               }
 
-<hr>
+               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, [] ] if $term =~ /^msx/ and !$num;
+                       $name = [ $name, ['#333'] ] if $term eq 'xkcd';
+                       print '<tr>', colcell($name, $rgb);
+               }
+               print "</table>\n\n";
+       }
+}
 
-<div class="section">
-<:
 sub coltable_hsv {
        my ($dim, $rgbval, $greyramp) = @_;
 
@@ -171,31 +165,6 @@ sub coltable_hsv {
        return $out;
 }
 
-{
-       print "<h2>88-colour space</h2>\n";
-       print "<table class=mapped>\n";
-       print coltable_hsv(4,
-               sub {
-                       $_[2] + 4 * ($_[1] + 4 * $_[0]) + 16,
-                       map { (0, 139, 205, 255)[$_] } @_
-               },
-               [map { ($_ + 2 + ($_>0)) * 255/11 } 0 .. 7],
-       );
-       print "</table>\n";
-}
-
-if ($ENV{PATH_INFO} =~ /256/) {
-       print "<h2>256-colour space</h2>\n";
-       print "<table class=mapped>\n";
-       print coltable_hsv(6,
-               sub {
-                       $_[2] + 6 * ($_[1] + 6 * $_[0]) + 16,
-                       map { $_ && $_*40 + 55 } @_
-               },
-               [ map { $_ * 10 + 8 } 0 .. 23 ],
-       );
-       print "</table>\n";
-}
 :></div>
 <hr>