6 title => 'font coverage '.($font ? "for $font" : 'sheet'),
9 unicode font glyph char character support overview cover coverage
10 script block symbol sign mark reference table
12 stylesheet => [qw( light dark mono circus red )],
13 data => [qw( unicode-cover.inc.pl )],
17 my ($fontmeta, @cover) = do "ttfsupport/$font.inc.pl";
18 $fontmeta or die "Unknown font $font\n";
23 my $groupinfo = do 'unicode-cover.inc.pl' or die $@ || $!;
25 my ($cat, $name) = split m{/}, $get{map}, 2 or die "invalid map\n";
27 ($cat, $name) = ('table', $cat);
30 my $row = $groupinfo->{$cat}->{$name}
31 or die "unknown character group $cat/$name\n";
32 my $query = $row->{query};
35 for (map { split /[^\d-]/ } $query) {
36 my @range = split /-/, $_, 2;
37 m/^[0-9]+$/ or die "Invalid code point $_ in query $query\n" for @range;
38 push @map, $_ for $range[0] .. ($range[1] // $range[0]);
49 local $_ = $get{q} || 0;
50 return $_ if /\A\d+\z/; # numeric
51 return hex $1 if /\A (?: 0?x | u\W* ) ([0-9a-f]+) \z/ix; # hexadecimal
52 return $_->[0]->[0] for Unicode::UCD::charblock(ucfirst) || (); # block
53 die "Unknown offset query '$_'\n";
57 say "<h1>Font coverage</h1>";
58 say "<h2>$_</h2>" for EscapeHTML($fontmeta->{name});
59 printf("<p>Version <strong%s>%s</strong> released %s contains %d glyphs.",
60 !!$_->[2] && qq( title="revision $_->[2]"),
65 ($fontmeta->{date} || '?') =~ s/T.*//r,
66 EscapeHTML($fontmeta->{version}),
67 $fontmeta->{revision},
69 for ($fontmeta->{os}) {
71 print ucfirst join(' ',
73 (map { "by $_" } $fontmeta->{oscorp} || "various sources"),
74 (map { "with <em>$_</em>" } $_ || ()),
75 ('and published as freeware "Core Web font"') x ($_ eq 'Windows 2000'),
76 (map { "under a $_ license" }
77 map { $fontmeta->{license} ? qq(<a href="$fontmeta->{license}" rel=nofollow>$_</a>) : $_ }
78 $_ && $_ ne 'Android' ? 'proprietary' : 'free',
84 say "<p>$_</p>" for EscapeHTML($fontmeta->{copyright}) || ();
86 require Shiar_Sheet::FormatChar;
87 my $glyphs = Shiar_Sheet::FormatChar->new;
89 my %cover = map { ($_ => 1) } @cover; # lookup map
94 .glyphs tbody th[!colspan] { text-align: right }
95 .glyphs tbody td { font-family: "$fontmeta->{name}" }
96 .glyphs tbody td:nth-child(18) { border-left-width: 2px }
98 font-family: "$fontmeta->{name}";
99 src: url(/data/font/$font.ttf);
103 say '<table class="glyphs big">';
105 my $offsetlink = '?' . join('&',
106 (map { $_ . '=' . EncodeURI($get{$_}) } grep { defined $get{$_} } qw{ map }),
109 say "<caption>$_</caption>" for join(' ', grep {$_}
110 $offset > $pagerows && sprintf('<a rel="start" href="%s=%d">◄</a>', $offsetlink, 0),
111 $offset > 0 && sprintf(
112 '<a rel="prev" href="%s=%d" title="U+%2$04X">◅</a>',
113 $offsetlink, $offset - $pagerows,
115 sprintf('U+%04X', $map ? $map->[$offset] : $offset),
116 Unicode::UCD::charblock($map ? $map->[$offset] : $offset),
117 $offset + $pagerows < ($map ? @{$map} : 0x11_0000) && sprintf(
118 '<a rel="next" href="%s=%d" title="U+%2$04X">▻</a>',
119 $offsetlink, $offset + $pagerows,
123 for my $cp ($offset .. $offset+$pagerows-1) {
124 $cp = $map->[$cp] or next if $map;
127 my $block = Unicode::UCD::charblock($cp);
128 if ($block ne (state $sameblock = $block) and $block ne 'No_Block') {
130 printf '<tr><th colspan=%d>%s', $pagecols+1, $block
131 unless $block eq 'No_Block';
138 # compare previous code point and indicate gaps
140 if ($cp != ++$lastcp) {
141 if (!$colpos or $colpos++ % $pagecols > $pagecols - 3) {
142 # nearly last column, start new row
146 # mark repositioning in existing row
147 printf '<th>%X', $cp;
153 say sprintf '<tr><th>%X', $cp if $colpos++ % $pagecols == 0;
155 my $info = $glyphs->glyph_info($cp);
156 my ($class, $name, $mnem, $entity, $string) = @{$info};
157 my $np = $class =~ /\bC\S\b/; # noprint if control or invalid
158 # display literal character, with placeholder circle if non-spacing/enclosing
159 my $html = ($class =~ /\bM[ne]\b/ && chr 9676) . EscapeHTML(chr $cp);
160 say sprintf '<td class="%s" title="U+%04X%s">%s',
161 !$class ? ('l0', $cp, '', '') :
162 $cover{$cp} ? $np ? 'l2' : 'l5' : $np ? 'Xi' : 'l1',
163 $cp, !!$name && ": $name",
164 ($cover{$cp} || !$np) && $html;
172 <h1>Font coverage</h1>
175 Character support of Unicode
176 <a href="/charset">blocks</a> and <a href="/unicode">presets</a>.
183 my $cover = do 'unicode-cover.inc.pl' or die $@ || $!;
185 my @ossel = @{ $cover->{osdefault} };
186 my @fontlist = map { @{ $cover->{os}->{$_} } } @ossel;
191 'block/Latin-1 Supplement',
192 'block/Latin Extended-A',
193 'block/Latin Extended Additional',
194 'block/Latin Extended-B',
209 'category/Sc', # currency
211 'category/Sm', # mathematical
212 'table/arrows/single',
213 'table/lines/single',
219 if (my $group = $get{q}) {
220 my $grouprows = $cover->{$group}
221 or die "Unknown character category $_\n";
222 @rows = map { "$group/$_" } sort keys %{$grouprows};
225 # output character list
227 print '<table class="mapped cover">';
229 print "<colgroup span=$_>"
230 for map { scalar @{ $cover->{os}->{$_} } } @ossel;
233 print '<th colspan=2>';
234 for my $os (@ossel) {
235 my $osfonts = $cover->{os}->{$os};
236 my $osfont = $cover->{fonts}->[ $osfonts->[0] ]; # first font
237 printf '<td colspan=%d>%s', scalar @{$osfonts}, $osfont->{os} || ''
241 print '<th colspan=2>';
242 printf('<td title="%s"><a href="%s">%s</a>', map { EscapeHTML($_) }
243 join("\n", $_->{name}, $_->{description}),
246 ) for @{ $cover->{fonts} }[@fontlist];
250 my ($group, $name) = split m{/}, $_, 2;
251 my $row = $cover->{$group}->{$name};
254 $name = sprintf 'Unicode v%.1f', $name / 10 if $group eq 'version';
255 $name = sprintf '<a href="%s">%s</a>', EncodeURI("/chars/$group/$name"), EscapeHTML($name)
256 if $row->{count} and $row->{count} < 1280;
258 print '<td class=right>', $row->{count};
259 for my $count (@{ $row->{support} }[@fontlist]) {
260 if (not defined $count) {
261 print '<td class="l0">?';
265 print '<td class="l1">✘';
268 if ($count == $row->{count}) {
269 print '<td class="l5">✔';
273 my $rel = $count / $row->{count};
274 my $class = $rel < .5 ? 2 : $rel < .9 ? 3 : 4;
275 printf '<td class="%s">%d', "l$class", $rel*10;