+<(common.inc.plp)><:
+
+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'],
+});
+
+:>
+<h1>Character support</h1>
+
+<p>
+Selected characters from Unicode <a href="/unicode">preset</a>
+or <a href="/charset">range</a>.
+</p>
+
+<div>
+
+<:
+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 $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
+ };
+ }
+}
+
+# parse input
+
+my @chars;
+my @querydesc;
+
+my $query = $ENV{PATH_INFO} || $get{q} || 'ipa';
+for ($query) {
+ s{^/}{};
+ when (qr{^[a-z]+(?:/|\z)}) {
+ for (split / /) {
+ push @querydesc, "preset group $_";
+ my ($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, $_;
+ }
+ }
+ }
+ when ('ipa') {
+ @chars = grep { !m/[a-zA-Z]/ } @chars;
+ }
+ }
+ when (qr{[\d,;\s+-]+}) {
+ push @querydesc, "character codepoints $_";
+ for (map { split /[^\d-]/ } $_) {
+ my ($charnum, $range) = split /-/, $_;
+ push @chars, chr $_ for $charnum .. ($range // $charnum);
+ }
+ }
+ when (qr{[A-Z]}) {
+ push @querydesc, "unicode match $_";
+ 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: $_\n";
+ }
+}
+
+@chars <= 1500 or die sprintf(
+ 'too many matches (%d) for %s'."\n",
+ scalar @chars, join(', ', @querydesc),
+);
+
+# output character list
+
+print '<table class=mapped>';
+say '<caption>'.EscapeHTML(join ', ', @querydesc).'</caption>';
+print '<col>' x 3;
+print "<colgroup span=$_>" for 2, map { scalar @{$oslist{$_}} } @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 '<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;
+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 ? $class =~ /\bu-di\b/ ? 'l4' : 'l3' : 'l1', $mnem // ''],
+ [$ascii ? 'l0' : defined $html ? 'l4' : 'l1', $html // ''],
+ (map {
+ !$font{$_}->{-id} ? [l0 => '?'] :
+ $font{$_}->{$chr} ? [l4 => '✔'] : [l1 => '✘']
+ } @fontlist),
+ );
+}
+
+say "</table>\n";
+
+:></div>
+