font: subpage lists ordered glyphs in requested typeface

diff --git a/font.plp b/font.plp
index 1d6ee4f104dbab6c28eb133e1f0f37d166adf35a..e0a9663df6945bb46d2c6ec84d37a53b2ddbaece 100644 (file)
--- a/font.plp
+++ b/font.plp
@@ -1,4 +1,5 @@
 <(common.inc.plp)><:
+use 5.014;
 
 Html({
        title => 'character support sheet',
@@ -11,6 +12,57 @@ Html({
        data => [qw( unicode-cover.inc.pl )],
 });
 
+if (my $font = $ENV{PATH_INFO} =~ s{^/}{}r) {
+       my ($fontmeta, @cover) = do "ttfsupport/$font.inc.pl";
+       $fontmeta or die "Unknown font $font\n";
+
+       my $offset = $get{q} || 0;
+
+       say "<h1>Font coverage</h1>";
+       say "<h2>$_</h2>" for EscapeHTML($fontmeta->{name});
+       printf("<p>Version <strong%s>%s</strong> released %s contains %d glyphs.</p>\n",
+               !!$_->[2] && qq( title="revision $_->[2]"),
+               $_->[1], $_->[0],
+               scalar @cover,
+       ) for [
+               grep { $_ }
+               ($fontmeta->{date} || '?') =~ s/T.*//r,
+               EscapeHTML($fontmeta->{version}),
+               $fontmeta->{revision},
+       ];
+       printf "<p>%s</p>\n", join('<br>', map { $_ ? EscapeHTML($_) : () }
+               $fontmeta->{copyright}, $fontmeta->{license},
+       );
+
+       require Shiar_Sheet::FormatChar;
+       my $glyphs = Shiar_Sheet::FormatChar->new;
+
+       my %cover = map { ($_ => 1) } @cover;  # lookup map
+
+       say <<"EOT";
+
+<style>
+       .glyphs tbody th { text-align: right }
+       .glyphs tbody td { font-family: "$fontmeta->{name}" }
+</style>
+EOT
+       say '<table class="glyphs big">';
+       for my $cp ($offset .. $offset+0x1FF) {
+               my $info = $glyphs->glyph_info($cp);
+               my ($class, $name, $mnem, $html, $string) = @{$info};
+               my $np = $class =~ /\bC\S\b/;  # noprint if control or invalid
+               say sprintf '<tr><th>%X', $cp if $cp % 32 == 0;
+               say sprintf '<td class="%s" title="U+%04X%s">%s',
+                       !$class ? ('l0', $cp, '', '') :
+                       $cover{$cp} ? $np ? 'l2' : 'l5' : $np ? 'Xi' : 'l1',
+                       $cp, !!$name && ": $name",
+                       ($cover{$cp} || !$np) && EscapeHTML(chr $cp);
+       }
+       say '</table>';
+
+       exit;
+}
+
 :>
 <h1>Font coverage</h1>
 
@@ -22,9 +74,6 @@ Character support of Unicode
 <div>
 
 <:
-use 5.010;
-use Shiar_Sheet::FormatChar;
-my $glyphs = Shiar_Sheet::FormatChar->new;
 
 my $cover = do 'unicode-cover.inc.pl' or die $@ || $!;
 
@@ -60,8 +109,7 @@ my @rows = (
        'table/html',
 );
 
-if (my $group = $ENV{PATH_INFO}) {
-       $group =~ s{^/}{};
+if (my $group = $get{q}) {
        my $grouprows = $cover->{$group}
                or die "Unknown character category $_\n";
        @rows = map { "$group/$_" } sort keys %{$grouprows};
@@ -81,8 +129,9 @@ printf '<td colspan=%d>%s fonts', scalar @{ $cover->{os}->{$_} }, $_
 
 print '<tr>';
 print '<th colspan=2>';
-printf('<td title="%s">%s', map { EscapeHTML($_) }
+printf('<td title="%s"><a href="%s">%s</a>', map { EscapeHTML($_) }
        join("\n", $_->{name}, $_->{description}),
+       "/font/$_->{file}",
        $_->{abbr},
 ) for @{ $cover->{fonts} }[@fontlist];
 say '</thead>';