X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/0c4ea1b3f69fa7595057e3744f6d46c1ce7f3e46..4f3782455010e83df98953a4fa4f146577b9a888:/termcol.plp diff --git a/termcol.plp b/termcol.plp index e544bf7..850ff83 100644 --- a/termcol.plp +++ b/termcol.plp @@ -14,14 +14,17 @@ Html({ stylesheet => [qw'light dark'], }); +my @draw = map { [$_, s/\W+\z//] } grep { $_ } split m(/), + $get{img} // exists $get{img} && 'indi.png'; + my @termlist; push @termlist, split /\W+/, $ENV{PATH_INFO} || 'default'; my %termgroup = ( default => [qw( ansi xkcd ansi88 )], - more => [qw( ansi legacy ansi256 )], + more => [qw( ansi mirc legacy ansi256 )], msx => [qw( msx1 msx2 arnejmp )], - ansi => [qw( cga xterm tango app html )], + ansi => [qw( cga xterm tango app html cgarne )], legacy => [qw( c64 msx2 mac2 risc arnegame cpc )], ); @{$_} = map { $termgroup{$_} ? @{ $termgroup{$_} } : $_ } @{$_} @@ -42,14 +45,16 @@ print
<: -use Shiar_Sheet::Colour '1.03'; +use 5.010; +use Shiar_Sheet::Colour '1.04'; use List::Util qw( min max ); +use POSIX qw( ceil ); my $palettes = do 'termcol.inc.pl'; die "Cannot open palette data: $_\n" for $@ || $! || (); sub colcell { - my $name = shift // return "\n"; + my $name = shift // return "\n"; my $col = Shiar_Sheet::Colour->new(@_); my $minhex = $col->rgb24; my $css = '#' . $col->rgb48; @@ -58,16 +63,49 @@ sub colcell { my $sample = [ qw(#000 #FFF) ]; ($name, $sample) = @$name if ref $name eq 'ARRAY'; - my $out = sprintf('%s', + my $out = sprintf('%s', join(',', map { int } @$col), "background:$css; color:$inverse", $name, ); - $out .= sprintf '%s', "background:$_; color:$css", $minhex - for @$sample; + $out .= sprintf('%s', + "background:$_; color:$css", $minhex + ) for @$sample; return "$out\n"; } +sub img_egapal { + my ($palette, $imgfile, $reindex) = @_; + return eval { + require Imager; + require MIME::Base64; + + my @imgpal = map { Imager::Color->new(ref $_ ? @$_ : $_) } @{$palette}; + state $imgcache = {}; + my $img = $imgcache->{$imgfile} + //= 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 $imgdata, type => 'png'); + return sprintf '', + MIME::Base64::encode_base64($imgdata); + } || $@; +} + for my $term (@termlist) { my $info = $palettes->{$term}; ref $info eq 'HASH' or next; @@ -89,24 +127,56 @@ for my $term (@termlist) { print "\n\n"; } - if (my $colours = $info->{list}) { - if (my $reorder = $info->{ansiorder} and $get{v}) { - $colours = [ map { $colours->[$_] =~ s/:|$/:$_/r } @{$reorder} ]; + if (my $table = $info->{table}) { + print ''."\n"; + printf "\n", $caption; + for my $row (@$table) { + print ''; + print colcell(@$_) for @$row; } + print "
%s
\n\n"; + } + + if (my $palette = $info->{list}) { + my $order = $get{order} && $get{order}.'order'; + my $colours = colorder($palette, + $info->{$order} // $palettes->{ $info->{parent} }->{$order} + ); + + my $rows = 8; + my $columns = ceil(@{$palette} / $rows); print '', "\n"; printf "\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 $term eq 'xkcd'; - print '', colcell($name, $rgb); + for my $row (0 .. $rows - 1) { + print ''; + for my $col (0 .. $columns - 1) { + my $num = $row + $col * $rows; + my ($rgb, $name) = split /:/, $colours->[$num], 3; + $name //= $rgb && $num; + $name = [ $name, [] ] if $term =~ /^msx/ and !$num; + $name = [ $name, ['#333'] ] if $term eq 'xkcd'; + print colcell($name, $rgb); + } + } + + for (@draw) { + my $imgpal = colorder($palette, + $info->{ansiorder} // $palettes->{ $info->{parent} }->{ansiorder} + ); + print "
%s
", img_egapal($imgpal, @{$_}); } print "
\n\n"; } } +sub colorder { + my ($palette, $reorder) = @_; + return [ map { $palette->[$_] =~ s/:(?![^:])|$/:$_/r } @{$reorder} ] + if $reorder; + return $palette; +} + sub coltable_hsv { my ($dim, $rgbval, $greyramp) = @_; @@ -114,27 +184,30 @@ sub coltable_hsv { my $vmax = $dim - 1; my $smax = $dim - 1; $rgbval ||= sub { join('', @_), map { int $_ * 255 / $vmax } @_ }; - $greyramp ||= []; - my %greymap; # name => value + my @greymap = @{$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) { for my $b (0 .. $dim - 1) { my @rgb = ($r, $g, $b); - my $h = Shiar_Sheet::Colour->new(@rgb)->hue * $hmax; - my $v = max(@rgb); - my $s = abs(min(@rgb) - max(@rgb)); + my ($h, $s, $v) = Shiar_Sheet::Colour->new(@rgb)->hsv; if (!$s) { - my ($index, $l) = $rgbval->(@rgb); - $greymap{$index} = $l; - next; + if (@greymap) { + push @greymap, [ $rgbval->(@rgb) ]; + next; + } + + $h = 1; # greyscale hue + $s = $smax - $v + 1; # spread brightness over saturation groups + $v &&= $smax # highest saturation + or $v = $s = 1; # black at initial column } + $h *= $hmax; $v = $vmax - $v; $s = $smax - $s - $v; @@ -144,22 +217,28 @@ sub coltable_hsv { } my $out = ''; - $out .= sprintf '', 3 * @{$_} for @colmap; + $out .= sprintf '', scalar @{$_} for @colmap; my $huerow = $colmap[0][0]; # first {$_} map { @{$_} } @colmap; for my $h (grep { $huerow->[$_] } 0 .. $#{$huerow}) { $out .= ''; - $out .= colcell(@$_) for map { $_->[$h] } map { @{$_} } @colmap; + $out .= colcell(@$_) for map { $_->[$h] } map { reverse @{$_} } @colmap; } - $offset += $dim ** 3; - $greymap{$offset++} = $_ for @{$greyramp}; + if (@greymap) { + $out .= ''; + my $col = 0; + my $colbreak = scalar map { @$_ } @colmap; # same width as hue rows + for my $cell (sort { $a->[1] <=> $b->[1] || $a->[0] <=> $b->[0] } @greymap) { + $out .= '' unless $col++ % $colbreak; + $out .= colcell(@{$cell}); + } + } - $out .= ''; - my $col = 0; - my $colbreak = scalar map { @$_ } @colmap; # same width as hue rows - for my $num (sort { $greymap{$a} <=> $greymap{$b} } keys %greymap) { - $out .= '' unless $col++ % $colbreak; - $out .= colcell($num, ($greymap{$num}) x 3); + if (@draw) { + my @palette = map { [ @{$_}[1 .. 3] ] } @greymap, map {@$_} map {@$_} @colmap; + my $tablespan = scalar map { @$_ } @colmap; + my $imgdata = img_egapal(\@palette, @{ $draw[0] }); + $out .= "$imgdata"; } return $out;