X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/5f257afb85ce61ae765dffad95ce755acb760234..b3b71de70835c9edbdf320035d5bb54d4c31db46:/Shiar_Sheet/FormatChar.pm

diff --git a/Shiar_Sheet/FormatChar.pm b/Shiar_Sheet/FormatChar.pm
index 0a8a50a..f471497 100644
--- a/Shiar_Sheet/FormatChar.pm
+++ b/Shiar_Sheet/FormatChar.pm
@@ -8,23 +8,34 @@ use utf8;
 use Data::Dump 'pp';
 use PLP::Functions 'EscapeHTML';
 
-our $VERSION = '1.08';
+our $VERSION = '1.10';
 
-our $uc = do 'unicode-char.inc.pl';
+our $uc = do 'data/unicode-char.inc.pl';
 
 sub new {
 	my ($class) = @_;
 	bless { anno => ['di', 0], style => 'di' }, $class;
 }
 
-sub glyph_info {
+sub glyph_mkinfo {
 	my ($self, $codepoint) = @_;
-	return $uc->{chr $codepoint} || eval {
+	# attempt to get unicode character information
+	my $info = eval {
 		require Unicode::UCD;
-		if (my $fullinfo = Unicode::UCD::charinfo($codepoint)) {
-			return [@$fullinfo{qw/category name - string/}];
-		}
-	} || [];
+		Unicode::UCD::charinfo($codepoint)
+			|| { category => 'Xn', name => '' };
+	} or return;
+	my $string;
+	if ($info->{combining}) {
+		# overlay combining diacritics
+		$string = chr(9676) . chr($codepoint);
+	}
+	return [@$info{qw( category name )}, undef, $string];
+}
+
+sub glyph_info {
+	my ($self, $codepoint) = @_;
+	return $uc->{chr $codepoint} || $self->glyph_mkinfo($codepoint) || [];
 }
 
 sub glyph_html {
@@ -34,7 +45,7 @@ sub glyph_html {
 	my ($class, $name, $mnem, $entity, $string) = @$info;
 
 	my $cell = EscapeHTML($string || $char);
-	my $title = sprintf 'U+%04X%s', $codepoint, !!$name && " ($name)";
+	my $title = sprintf 'U+%04X%s', $codepoint, !!$name && " $name";
 
 	$cell = "<span>$cell</span>" if $class and $class =~ /\bZs\b/;
 	$cell = '&nbsp;' if $cell eq '';
@@ -61,6 +72,31 @@ sub glyph_cell {
 	return sprintf('<td class="%3$s" title="%2$s">%s', $self->glyph_html($char));
 }
 
+sub glyph_level_univer {
+	my ($self, $input) = @_;
+	if ($input =~ /\p{age=unassigned}/) {
+		# check include for assignments after unicode 6.0 (perl v5.14)
+		state $agemap = do 'data/unicode-age.inc.pl';
+		my $version = $agemap->{ord $input};
+		return $version ? 'l2' : 'l1';
+	}
+	elsif ($input =~ /^\p{in=1.1}*$/) {
+		return 'l5';  # first release 1993
+	}
+	elsif ($input =~ /^\p{in=3.0}*$/) {
+		return 'l4';  # 20th century
+	}
+	elsif ($input =~ /^\p{in=4.1}*$/) {
+		return 'l4';  # over 10 years ago
+	}
+	elsif ($input =~ /^\p{in=6.0}*$/) {
+		return 'l3';  # before 2012
+	}
+	else {
+		return 'l2';  # more recent
+	}
+}
+
 sub cell {
 	my ($self, $input, $html) = @_;
 	my (@class, $title, $cell, $mnem, $entity);
@@ -81,33 +117,13 @@ sub cell {
 
 		$input =~ s/^\\//;  # escaped char
 		($cell, $title, my $class, $mnem, $entity) = $self->glyphs_html($input);
-		my $codepoint = ord $input;
 
 		if ($self->{style} eq 'univer') {
-			if ($input =~ /\p{age=unassigned}/) {
-				# check include for assignments after unicode 6.0 (perl v5.14)
-				state $agemap = do 'unicode-age.inc.pl';
-				my $version = $agemap->{$codepoint};
-				push @class, $version ? 'l2' : 'l1';
-			}
-			elsif ($input =~ /^\p{in=1.1}*$/) {
-				push @class, 'l5';  # first release 1993
-			}
-			elsif ($input =~ /^\p{in=3.0}*$/) {
-				push @class, 'l4';  # 20th century
-			}
-			elsif ($input =~ /^\p{in=4.1}*$/) {
-				push @class, 'l4';  # over 10 years ago
-			}
-			elsif ($input =~ /^\p{in=6.0}*$/) {
-				push @class, 'l3';  # before 2012
-			}
-			else {
-				push @class, 'l2';  # more recent
-			}
+			push @class, $self->glyph_level_univer($input);
 			next;
 		}
 
+		my $codepoint = ord $input;
 		if ($self->{style} eq 'di') {
 			if ($mnem and $mnem =~ /…/) {
 				# incomplete representation, usually partial
@@ -136,7 +152,7 @@ sub cell {
 		if ($input =~ /[ -~]/) {
 			push @class, 'l5', 'u-ascii'; # ascii
 		}
-		elsif ($input =~ /^\p{in=6.0}+$/) {
+		elsif ($input =~ /^\p{in=6.0}+$/ and $input !~ /\p{Co}/) {
 			push @class, 'l2'; # in unicode 6.0
 		}
 		else {
@@ -173,8 +189,8 @@ sub cell {
 				}
 			}
 			else {
-				if ($_ eq 'hex' or $cell =~ /^[^a-zA-Z]$/) {
-					$anno = sprintf(' <small class="%s">%04X</small>', 'value', ord $cell);
+				if ($_ eq 'hex' or $input =~ /^[^a-zA-Z]$/) {
+					$anno = sprintf(' <small class="%s">%04X</small>', 'value', ord $input);
 					last;
 				}
 			}
@@ -248,10 +264,16 @@ sub table {
 	my @colheads;
 	while ($digraphs->[0] !~ /^\./) {
 		my $cell = shift @$digraphs or last;
-		push @colheads, sprintf(
-			'<%s%s>%s',
+		if ($cell eq '>') {
+			push @colheads, '<tr>';
+			next;
+		}
+		push @colheads, join('',
+			'<',
 			$cell =~ s/^-// ? 'td' : 'th',
-			$cell =~ s/:(.*)// ? qq{ title="$1"} : '',
+			$cell =~ s/:(.*)// && qq{ title="$1"},
+			$cell =~ s/^(>+)// && ' colspan='.(length($1) + 1),
+			'>',
 			$cell eq '_' ? '&nbsp;' : $cell
 		);
 	}
@@ -274,5 +296,30 @@ sub print {
 	}
 }
 
+sub legend {
+	my $self = shift;
+	my @classes = $self->{style} eq 'univer' ? (
+		[l5 => 'unicode 1.1'],
+		[l4 => '20th century'],
+		[l3 => 'in 6.0 (2010)'],
+		[l2 => 'recent assignments'],
+		[l1 => 'proposed'],
+		[ex => 'irregular'],
+	) : (
+		[l5 => 'ascii'],
+		[l4 => $self->{style} eq 'di' ? 'digraph' : 'latin1'],
+		[l3 => $self->{style} eq 'di' ? 'proposed' : 'HTML4'],
+		[l2 => 'unicode ≤6.0'],
+		[l1 => 'other unicode'],
+		[ex => 'discouraged'],
+	);
+
+	return (
+		'<div class="legend"><table class="glyphs"><tr>',
+		(map { sprintf '<td class="X %s">%s', @{$_} } @classes),
+		'</table></div>',
+	);
+}
+
 1;