+++ /dev/null
-package Font::TTF::Kern::Subtable;
-
-=head1 NAME
-
-Font::TTF::Kern::Subtable - Kern Subtable superclass for AAT
-
-=head1 METHODS
-
-=cut
-
-use strict;
-use Font::TTF::Utils;
-use Font::TTF::AATutils;
-use IO::File;
-
-require Font::TTF::Kern::OrderedList;
-require Font::TTF::Kern::StateTable;
-require Font::TTF::Kern::ClassArray;
-require Font::TTF::Kern::CompactClassArray;
-
-sub new
-{
- my ($class) = @_;
- my ($self) = {};
-
- $class = ref($class) || $class;
-
- bless $self, $class;
-}
-
-sub create
-{
- my ($class, $type, $coverage, $length) = @_;
-
- $class = ref($class) || $class;
-
- my $subclass;
- if ($type == 0) {
- $subclass = 'Font::TTF::Kern::OrderedList';
- }
- elsif ($type == 1) {
- $subclass = 'Font::TTF::Kern::StateTable';
- }
- elsif ($type == 2) {
- $subclass = 'Font::TTF::Kern::ClassArray';
- }
- elsif ($type == 3) {
- $subclass = 'Font::TTF::Kern::CompactClassArray';
- }
-
- my @options;
- push @options,'vertical' if ($coverage & 0x8000) != 0;
- push @options,'crossStream' if ($coverage & 0x4000) != 0;
- push @options,'variation' if ($coverage & 0x2000) != 0;
-
- my ($subTable) = $subclass->new(@options);
-
- map { $subTable->{$_} = 1 } @options;
-
- $subTable->{'type'} = $type;
- $subTable->{'length'} = $length;
-
- $subTable;
-}
-
-=head2 $t->out($fh)
-
-Writes the table to a file
-
-=cut
-
-sub out
-{
- my ($self, $fh) = @_;
-
- my $subtableStart = $fh->tell();
- my $type = $self->{'type'};
- my $coverage = $type;
- $coverage += 0x8000 if $self->{'vertical'};
- $coverage += 0x4000 if $self->{'crossStream'};
- $coverage += 0x2000 if $self->{'variation'};
-
- $fh->print(TTF_Pack("LSS", 0, $coverage, $self->{'tupleIndex'})); # placeholder for length
-
- $self->out_sub($fh);
-
- my $length = $fh->tell() - $subtableStart;
- my $padBytes = (4 - ($length & 3)) & 3;
- $fh->print(pack("C*", (0) x $padBytes));
- $length += $padBytes;
- $fh->seek($subtableStart, IO::File::SEEK_SET);
- $fh->print(pack("N", $length));
- $fh->seek($subtableStart + $length, IO::File::SEEK_SET);
-}
-
-=head2 $t->print($fh)
-
-Prints a human-readable representation of the table
-
-=cut
-
-sub post
-{
- my ($self) = @_;
-
- my $post = $self->{' PARENT'}{' PARENT'}{'post'};
- if (defined $post) {
- $post->read;
- }
- else {
- $post = {};
- }
-
- return $post;
-}
-
-sub print
-{
- my ($self, $fh) = @_;
-
- my $post = $self->post();
- $fh = 'STDOUT' unless defined $fh;
-}
-
-=head2 $t->print_classes($fh)
-
-Prints a human-readable representation of the table
-
-=cut
-
-sub print_classes
-{
- my ($self, $fh) = @_;
-
- my $post = $self->post();
-
- my $classes = $self->{'classes'};
- foreach (0 .. $#$classes) {
- my $class = $classes->[$_];
- if (defined $class) {
- $fh->printf("\t\tClass %d:\t%s\n", $_, join(", ", map { $_ . " [" . $post->{'VAL'}[$_] . "]" } @$class));
- }
- }
-}
-
-sub dumpClasses
-{
- my ($self, $classes, $fh) = @_;
- my $post = $self->post();
-
- foreach (0 .. $#$classes) {
- my $c = $classes->[$_];
- if ($#$c > -1) {
- $fh->printf("<class n=\"%s\">\n", $_);
- foreach (@$c) {
- $fh->printf("<g index=\"%s\" name=\"%s\"/>\n", $_, $post->{'VAL'}[$_]);
- }
- $fh->printf("</class>\n");
- }
- }
-}
-
-1;
-
-=head1 BUGS
-
-None known
-
-=head1 AUTHOR
-
-Jonathan Kew L<Jonathan_Kew@sil.org>. See L<Font::TTF::Font> for copyright and
-licensing.
-
-=cut
-