X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/d04b40e629676a9b8fdd015d4b432e121925749b..ff8fb28a38d963e9f6f45fd273f8936f8ff9fc88:/termcol.plp

diff --git a/termcol.plp b/termcol.plp
index 0b3d236..267d5a7 100644
--- a/termcol.plp
+++ b/termcol.plp
@@ -14,12 +14,14 @@ Html({
 	stylesheet => [qw'light dark'],
 });
 
+my $imgfile = $get{img} // exists $get{img} && 'indi.png';
+
 my @termlist;
 push @termlist, split /\W+/, $ENV{PATH_INFO} || 'default';
 
 my %termgroup = (
 	default => [qw( ansi xkcd ansi88 )],
-	more    => [qw( ansi legacy ansi256 )],
+	more    => [qw( ansi mirc legacy ansi256 )],
 	msx     => [qw( msx1 msx2 arnejmp )],
 	ansi    => [qw( cga xterm tango app html )],
 	legacy  => [qw( c64 msx2 mac2 risc arnegame cpc )],
@@ -42,6 +44,7 @@ print
 
 <div class="section">
 <:
+use 5.010;
 use Shiar_Sheet::Colour '1.03';
 use List::Util qw( min max );
 
@@ -69,6 +72,36 @@ sub colcell {
 	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 $imgdata, type => 'png');
+		return sprintf '<img src="data:image/png;base64,%s">',
+			MIME::Base64::encode_base64($imgdata);
+	} || $@;
+}
+
 for my $term (@termlist) {
 	my $info = $palettes->{$term};
 	ref $info eq 'HASH' or next;
@@ -104,6 +137,8 @@ for my $term (@termlist) {
 			$name = [ $name, ['#333'] ] if $term eq 'xkcd';
 			print '<tr>', colcell($name, $rgb);
 		}
+
+		print '<tr><td>', img_egapal(\@{$colours}) if $imgfile;
 		print "</table>\n\n";
 	}
 }
@@ -116,9 +151,8 @@ sub coltable_hsv {
 	my $smax = $dim - 1;
 	$rgbval ||= sub { join('', @_), map { int $_ * 255 / $vmax } @_ };
 
-	my %greymap;  # name => value
+	my @greymap = @{$greyramp || []};  # [name, r, g=l, b]
 	my @colmap;  # saturation => value => hue => [name, r,g,b]
-	my $offset = 16 * ($dim > 3);
 
 	for my $r (0 .. $dim - 1) {
 		for my $g (0 .. $dim - 1) {
@@ -130,9 +164,8 @@ sub coltable_hsv {
 				my $s = abs(min(@rgb) - max(@rgb));
 
 				if (!$s) {
-					if ($greyramp) {
-						my ($index, $l) = $rgbval->(@rgb);
-						$greymap{$index} = $l;
+					if (@greymap) {
+						push @greymap, [ $rgbval->(@rgb) ];
 						next;
 					}
 
@@ -157,21 +190,23 @@ sub coltable_hsv {
 		$out .= colcell(@$_) for map { $_->[$h] } map { @{$_} } @colmap;
 	}
 
-	if ($greyramp) {
-		$offset += $dim ** 3;
-		$greymap{$offset++} = $_ for @{$greyramp};
-	}
-
-	if (%greymap) {
+	if (@greymap) {
 		$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) {
+		for my $cell (sort { $a->[1] <=> $b->[1] || $a->[0] <=> $b->[0] } @greymap) {
 			$out .= '<tr>' unless $col++ % $colbreak;
-			$out .= colcell($num, ($greymap{$num}) x 3);
+			$out .= colcell(@{$cell});
 		}
 	}
 
+	if ($imgfile) {
+		my @palette = map { [ @{$_}[1 .. 3] ] } @greymap, map {@$_} map {@$_} @colmap;
+		my $imgdata = img_egapal(\@palette);
+		my $tablespan = scalar map { @$_ } @colmap;
+		$out .= "<tr><td colspan=$tablespan>$imgdata";
+	}
+
 	return $out;
 }