X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/2279bc9a6d42121149d1a4178cb4f29e73658332..61b62b05f9858aa087974581df08aa9973d899b3:/chars.plp

diff --git a/chars.plp b/chars.plp
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+++ b/chars.plp
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+<(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>
+