<(common.inc.plp)><:
+my $font = $Request;
+
Html({
- title => 'character support sheet',
- version => 'v1.0',
- keywords => [qw'
- unicode glyph char character reference common ipa symbol sign mark table digraph
- '],
- stylesheet => [qw'light dark mono circus red'],
- data => [qw'unicode-table.inc.pl unicode-char.inc.pl'],
+ title => 'font coverage '.($font ? "for $font" : 'sheet'),
+ version => '1.4',
+ keywords => [qw(
+ unicode font glyph char character support overview cover coverage
+ script block symbol sign mark reference table
+ )],
+ stylesheet => [qw( light dark mono circus red )],
+ data => [qw( data/unicode-cover.inc.pl )],
});
-:>
-<h1>Character support</h1>
+if ($font) {
+ my $fontmeta = eval { Data("data/font/$font") }
+ or Abort("Unknown font $font", '404 font not found', ref $@ && $@->[1]);
-<p>
-Selected characters from Unicode <a href="/unicode">preset</a>
-or <a href="/charset">range</a>.
-</p>
+ my $map = eval {
+ $get{map} or return;
-<div>
+ my $groupinfo = Data('data/unicode-cover');
-<:
-use 5.010;
-use Shiar_Sheet::FormatChar;
-my $glyphs = Shiar_Sheet::FormatChar->new;
-
-my %oslist = (
- win95 => [qw( arial ariuni verdana times )], # microsoft
- mac10 => [qw( )], # apple
- android => [qw( droidsans )], # google
- oss => [qw( dvsans c2k unifont )],
-);
-my @ossel = qw( win95 oss android );
+ my ($cat, $name) = split m{/}, $get{map}, 2 or die "invalid map\n";
+ if (!$name) {
+ ($cat, $name) = ('table', $cat);
+ }
-my $tables = do 'unicode-table.inc.pl' or die $@ || $!;
-my (%font, @fontlist);
-for my $os (@ossel) {
- my $osfonts = $oslist{$os};
- for my $fontid (@{$osfonts}) {
- push @fontlist, $fontid;
- my ($fontmeta, @fontrange) = do "ttfsupport/$fontid.inc.pl";
- $fontmeta or next;
- $font{$fontid} = {
- -id => $fontmeta->{id} || $fontid,
- -name => $fontmeta->{name},
- map { (chr $_ => 1) } @fontrange
- };
+ my $row = $groupinfo->{$cat}->{$name}
+ or die "unknown character group $cat/$name\n";
+ my $query = $row->{query};
+
+ my @map;
+ for (map { split /[^\d-]/ } $query) {
+ my @range = split /-/, $_, 2;
+ m/^[0-9]+$/ or die "Invalid code point $_ in query $query\n" for @range;
+ push @map, $_ for $range[0] .. ($range[1] // $range[0]);
+ }
+ return \@map;
+ };
+ Abort($@, '404 invalid query') if $@;
+
+ require Unicode::UCD;
+
+ my $pagerows = 0x200;
+ my $pagecols = 32;
+ my $offset = eval {
+ local $_ = $get{q} || 0;
+ return $_ if /\A\d+\z/; # numeric
+ return hex $1 if /\A (?: 0?x | u\W* ) ([0-9a-f]+) \z/ix; # hexadecimal
+ return $_->[0]->[0] for Unicode::UCD::charblock(ucfirst) || (); # block
+ die "Unknown offset query '$_'\n";
+ };
+ Abort($@, '400 invalid offset') if $@;
+
+ say "<h1>Font coverage</h1>";
+ say "<h2>$_</h2>" for EscapeHTML($fontmeta->{name});
+ printf("<p>Version <strong%s>%s</strong> released %s contains %d glyphs.",
+ !!$_->[2] && qq( title="revision $_->[2]"),
+ $_->[1], $_->[0],
+ scalar @{ $fontmeta->{cover} },
+ ) for [
+ grep { $_ }
+ ($fontmeta->{date} || '?') =~ s/T.*//r,
+ EscapeHTML($fontmeta->{version}),
+ $fontmeta->{revision},
+ ];
+ for ($fontmeta->{os}) {
+ say '<br>';
+ print ucfirst join(' ',
+ "distributed",
+ (map { "by $_" } $fontmeta->{oscorp} || "various sources"),
+ (map { "with <em>$_</em>" } $_ || ()),
+ ('and published as freeware "Core Web font"') x ($_ eq 'Windows 2000'),
+ (map { "under a $_ license" }
+ map { $fontmeta->{license} ? qq(<a href="$fontmeta->{license}" rel=nofollow>$_</a>) : $_ }
+ $_ && $_ ne 'Android' ? 'proprietary' : 'free',
+ ),
+ );
+ print '.';
}
-}
+ say '</p>';
+ say "<p>$_</p>" for EscapeHTML($fontmeta->{copyright}) || ();
-# parse input
-
-my @chars;
-
-my $query = $ENV{PATH_INFO} || $get{q} || 'ipa';
-for ($query) {
- s{^/}{};
- when (qr{^[a-z]+(?:/|\z)}) {
- for (split / /) {
- my ($tablegroup, $tablename) = split m{/}, $_, 2;
- my @tables = $tablename ? $tables->{$tablegroup}->{$tablename}
- : sort values %{ $tables->{$tablegroup} };
- for (@tables) {
- my $includerows; # ignore rows before body row
- for (@{$_}) {
- $includerows ||= m/^[.]/ or next;
- next if /^[.-]/;
- next if $_ eq '>' or $_ eq '=';
- push @chars, $_;
+ require Shiar_Sheet::FormatChar;
+ my $glyphs = Shiar_Sheet::FormatChar->new;
+
+ my %cover = map { ($_ => 1) } @{ $fontmeta->{cover} }; # lookup map
+
+ say <<"EOT";
+
+<style>
+ .glyphs tbody th[!colspan] { text-align: right }
+ .glyphs tbody td { font-family: "$fontmeta->{name}" }
+ .glyphs tbody td:nth-child(18) { border-left-width: 2px }
+ \@font-face {
+ font-family: "$fontmeta->{name}";
+ src: url(/data/font/$font.ttf);
+ }
+</style>
+EOT
+ say '<table class="glyphs big">';
+
+ my $offsetlink = '?' . join('&',
+ (map { $_ . '=' . EncodeURI($get{$_}) } grep { defined $get{$_} } qw{ map }),
+ 'q',
+ );
+ say "<caption>$_</caption>" for join(' ', grep {$_}
+ $offset > $pagerows && sprintf('<a rel="start" href="%s=%d">◄</a>', $offsetlink, 0),
+ $offset > 0 && sprintf(
+ '<a rel="prev" href="%s=%d" title="U+%2$04X">◅</a>',
+ $offsetlink, $offset - $pagerows,
+ ),
+ sprintf('U+%04X', $map ? $map->[$offset] : $offset),
+ Unicode::UCD::charblock($map ? $map->[$offset] : $offset),
+ $offset + $pagerows < ($map ? @{$map} : 0x11_0000) && sprintf(
+ '<a rel="next" href="%s=%d" title="U+%2$04X">▻</a>',
+ $offsetlink, $offset + $pagerows,
+ ),
+ );
+
+ for my $cp ($offset .. $offset+$pagerows-1) {
+ $cp = $map->[$cp] or next if $map;
+
+ state $colpos;
+ my $block = Unicode::UCD::charblock($cp);
+ if ($block ne (state $sameblock = $block) and $block ne 'No_Block') {
+ print '<tbody>';
+ printf '<tr><th colspan=%d>%s', $pagecols+1, $block
+ unless $block eq 'No_Block';
+ say '';
+ $sameblock = $block;
+ $colpos = 0;
+ }
+
+ if ($map) {
+ # compare previous code point and indicate gaps
+ state $lastcp = 0;
+ if ($cp != ++$lastcp) {
+ if (!$colpos or $colpos++ % $pagecols > $pagecols - 3) {
+ # nearly last column, start new row
+ $colpos = 0;
}
+ else {
+ # mark repositioning in existing row
+ printf '<th>%X', $cp;
+ }
+ $lastcp = $cp;
}
}
+
+ say sprintf '<tr><th>%X', $cp if $colpos++ % $pagecols == 0;
+
+ my $info = $glyphs->glyph_info($cp);
+ my ($class, $name, $mnem, $entity, $string) = @{$info};
+ my $np = $class =~ /\bC\S\b/; # noprint if control or invalid
+ # display literal character, with placeholder circle if non-spacing/enclosing
+ my $html = ($class =~ /\bM[ne]\b/ && chr 9676) . EscapeHTML(chr $cp);
+ say sprintf '<td class="%s" title="U+%04X%s">%s',
+ !$class ? ('l0', $cp, '', '') : (
+ $cover{$cp} ? $np ? 'l2' : 'l5' : $np ? 'Xi' : 'l1',
+ $cp, !!$name && ": $name",
+ ($cover{$cp} || !$np) && $html
+ );
}
- when (qr{[\d,;\s+-]+}) {
- for (map { split /[^\d-]/ } $_) {
- my ($charnum, $range) = split /-/, $_;
- push @chars, chr $_ for $charnum .. ($range // $charnum);
- }
- }
- when (qr{[A-Z]}) {
- eval {
- my $match = qr/\A\p{$_}\z/;
- push @chars, grep { m/$match/ } map { chr $_ }
- 0..0xD7FF, 0xE000..0xFDCF, 0xFDF0..0xFFFD;
- } or die "invalid unicode match: $_\n";
- }
- default {
- die "unknown parameter: $_\n";
- }
+ say '</table>';
+
+ exit;
}
-@chars <= 1500
- or die sprintf 'too many matches (%d)'."\n", scalar @chars;
+:>
+<h1>Font coverage</h1>
+
+<p>
+Character support of Unicode
+<a href="/charset">blocks</a> and <a href="/unicode">presets</a>.
+</p>
+
+<div>
+
+<:
+
+my $cover = Data('data/unicode-cover');
+
+my @ossel = @{ $cover->{osdefault} };
+my @fontlist = map { @{ $cover->{os}->{$_} } } @ossel;
+
+my @rows = (
+ 'version/11',
+ 'version/63',
+ 'block/Latin-1 Supplement',
+ 'block/Latin Extended-A',
+ 'block/Latin Extended Additional',
+ 'block/Latin Extended-B',
+ 'script/Latin',
+ 'script/Greek',
+ 'script/Cyrillic',
+ 'script/Arabic',
+ 'script/Hebrew',
+ 'script/Devanagari',
+ 'script/Thai',
+ 'script/Hangul',
+ 'table/japanese',
+ 'script/Han',
+ 'table/ipa',
+ 'table/punctuation',
+ 'block/Dingbats',
+ 'table/symbols',
+ 'category/Sc', # currency
+ 'table/math',
+ 'category/Sm', # mathematical
+ 'table/arrows/single',
+ 'table/lines/single',
+ 'table/block',
+ 'table/lines',
+ 'table/html',
+);
+
+if (my $group = $get{q}) {
+ my $grouprows = $cover->{$group}
+ or Abort("Unknown character category $_", 404);
+ @rows = map { "$group/$_" } sort keys %{$grouprows};
+}
# output character list
-print '<table class=mapped>';
-print '<col>' x 3;
-print "<colgroup span=$_>" for 2, map { scalar @{$oslist{$_}} } @ossel;
+print '<table class="mapped cover">';
+print '<col><col>';
+print "<colgroup span=$_>"
+ for map { scalar @{ $cover->{os}->{$_} } } @ossel;
print '<thead><tr>';
-print '<td colspan=3>character';
-print '<td colspan=2>input';
-printf '<td colspan=%d>%s fonts', scalar @{ $oslist{$_} }, $_
- for @ossel;
+print '<th colspan=2>';
+for my $os (@ossel) {
+ my $osfonts = $cover->{os}->{$os};
+ my $osfont = $cover->{fonts}->[ $osfonts->[0] ]; # first font
+ printf '<td colspan=%d>%s', scalar @{$osfonts}, $osfont->{os} || ''
+}
print '<tr>';
-print '<td colspan=2>unicode';
-print '<td>name';
-print '<td><a href="/digraphs" title="digraph">di</a><td>html';
-printf '<td title="%s">%s', $font{$_}->{-name}, $font{$_}->{-id} // $_
- for @fontlist;
+print '<th colspan=2>';
+printf('<td title="%s"><a href="%s">%s</a>', map { EscapeHTML($_) }
+ join("\n", $_->{name}, $_->{description}),
+ "/font/$_->{file}",
+ $_->{abbr},
+) for @{ $cover->{fonts} }[@fontlist];
say '</thead>';
-for my $chr (@chars) {
- my $codepoint = ord $chr;
- my $ascii = $codepoint <= 127;
-
- print "<tr><th>$chr\n";
- my $info = $glyphs->glyph_info($codepoint);
- my ($class, $name, $mnem, $html, $string) = @$info;
- print "<td>$_" for sprintf('%X', $codepoint), EscapeHTML($name || '?');
- printf '<td class="%s">%s', @$_ for (
- [$ascii ? 'l0' : defined $mnem ? 'l4' : 'l1', $mnem // ''],
- [$ascii ? 'l0' : defined $html ? 'l4' : 'l1', $html // ''],
- (map {
- !$font{$_}->{-id} ? [l0 => '?'] :
- $font{$_}->{$chr} ? [l4 => '✔'] : [l1 => '✘']
- } @fontlist),
- );
+for (@rows) {
+ my ($group, $name) = split m{/}, $_, 2;
+ my $row = $cover->{$group}->{$name};
+
+ print '<tr>';
+ $name = sprintf 'Unicode v%.1f', $name / 10 if $group eq 'version';
+ $name = sprintf '<a href="%s">%s</a>', EncodeURI("/chars/$group/$name"), EscapeHTML($name)
+ if $row->{count} and $row->{count} < 1280;
+ print '<th>', $name;
+ print '<td class=right>', $row->{count};
+ for my $count (@{ $row->{support} }[@fontlist]) {
+ if (not defined $count) {
+ print '<td class="l0">?';
+ next;
+ }
+ if (not $count) {
+ print '<td class="l1">✘';
+ next;
+ }
+ if ($count == $row->{count}) {
+ print '<td class="l5">✔';
+ next;
+ }
+
+ my $rel = $count / $row->{count};
+ my $class = $rel < .5 ? 2 : $rel < .9 ? 3 : 4;
+ printf '<td class="%s">%d', "l$class", $rel*10;
+ }
+ say '</tr>';
}
say "</table>\n";