stylesheet => [qw'light dark'],
});
+my $imgfile = exists $get{img} && 'indi.png';
+
my @termlist;
push @termlist, split /\W+/, $ENV{PATH_INFO} || 'default';
<div class="section">
<:
+use 5.010;
use Shiar_Sheet::Colour '1.03';
use List::Util qw( min max );
die "Cannot open palette data: $_\n" for $@ || $! || ();
sub colcell {
- my $name = shift // return "<td colspan=3>\n";
+ my $name = shift // return "<td>\n";
my $col = Shiar_Sheet::Colour->new(@_);
my $minhex = $col->rgb24;
my $css = '#' . $col->rgb48;
my $sample = [ qw(#000 #FFF) ];
($name, $sample) = @$name if ref $name eq 'ARRAY';
- my $out = sprintf('<th title="%s" style="%s">%s',
+ my $out = sprintf('<td title="%s" style="%s">%s',
join(',', map { int } @$col),
"background:$css; color:$inverse",
$name,
);
- $out .= sprintf '<td style="%s">%s', "background:$_; color:$css", $minhex
- for @$sample;
+ $out .= sprintf('<samp style="%s"><small>%s</small></samp>',
+ "background:$_; color:$css", $minhex
+ ) for @$sample;
return "$out\n";
}
+sub img_egapal {
+ my ($palette) = @_;
+ return eval {
+ require MIME::Base64;
+ require Digest::CRC;
+
+ local $/;
+ open my $img, '<:bytes', "data/$imgfile" or die "$!\n";
+ my $imgdata = readline $img;
+
+ my $offset = 0x29 - 4;
+ my $len = 16 * 3;
+ my $chunklen = $len + 4;
+ substr($imgdata, $offset+4, $len) = pack 'H*', join '', @{$palette};
+ my ($p, $crc) = unpack "x${offset}a${chunklen}N", $imgdata;
+ substr($imgdata, $offset+4+$len, 4) = pack 'N', Digest::CRC::crc32($p);
+
+ return sprintf '<img src="data:image/png;base64,%s">',
+ MIME::Base64::encode_base64($imgdata);
+ } || $@;
+}
+
for my $term (@termlist) {
my $info = $palettes->{$term};
ref $info eq 'HASH' or next;
$name = [ $name, ['#333'] ] if $term eq 'xkcd';
print '<tr>', colcell($name, $rgb);
}
+
+ print '<tr><td>', img_egapal(\@{$colours}) if $imgfile;
print "</table>\n\n";
}
}
}
my $out = '';
- $out .= sprintf '<colgroup span=%d>', 3 * @{$_} for @colmap;
+ $out .= sprintf '<colgroup span=%d>', scalar @{$_} for @colmap;
my $huerow = $colmap[0][0]; # first {$_} map { @{$_} } @colmap;
for my $h (grep { $huerow->[$_] } 0 .. $#{$huerow}) {
$out .= '<tr>';
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);
+ $out .= colcell($num, ($greymap{$num}));
}
}
+ if ($imgfile) {
+ my @palette = map { [ @{$_}[1 .. 3] ] } map {@$_} map {@$_} @colmap;
+ my $imgdata = img_egapal(\@palette);
+ my $tablespan = scalar map { @$_ } @colmap;
+ $out .= "<tr><td colspan=$tablespan>$imgdata";
+ }
+
return $out;
}