+++ /dev/null
-package Font::TTF::Bsln;
-
-=head1 NAME
-
-Font::TTF::Bsln - Baseline table in a font
-
-=head1 DESCRIPTION
-
-=head1 INSTANCE VARIABLES
-
-=item version
-
-=item xformat
-
-=item defaultBaseline
-
-=item deltas
-
-=item stdGlyph
-
-=item ctlPoints
-
-=item lookupFormat
-
-=item lookup
-
-=head1 METHODS
-
-=cut
-
-use strict;
-use vars qw(@ISA);
-
-use Font::TTF::AATutils;
-use Font::TTF::Utils;
-require Font::TTF::Table;
-
-@ISA = qw(Font::TTF::Table);
-
-=head2 $t->read
-
-Reads the table into memory
-
-=cut
-
-sub read
-{
- my ($self) = @_;
- my ($dat, $fh);
-
- $self->SUPER::read or return $self;
-
- $fh = $self->{' INFILE'};
- $fh->read($dat, 8);
- my ($version, $format, $defaultBaseline) = TTF_Unpack("vSS", $dat);
-
- if ($format == 0 or $format == 1) {
- $fh->read($dat, 64);
- $self->{'deltas'} = [TTF_Unpack("s*", $dat)];
- }
- elsif ($format == 2 or $format == 3) {
- $fh->read($dat, 2);
- $self->{'stdGlyph'} = unpack("n", $dat);
- $fh->read($dat, 64);
- $self->{'ctlPoints'} = unpack("n*", $dat);
- }
- else {
- die "unknown table format";
- }
-
- if ($format == 1 or $format == 3) {
- my $len = $self->{' LENGTH'} - ($fh->tell() - $self->{' OFFSET'});
- my ($lookupFormat, $lookup) = AAT_read_lookup($fh, 2, $len, $defaultBaseline);
- $self->{'lookupFormat'} = $lookupFormat;
- $self->{'lookup'} = $lookup;
- }
-
- $self->{'version'} = $version;
- $self->{'format'} = $format;
- $self->{'defaultBaseline'} = $defaultBaseline;
-
- $self;
-}
-
-=head2 $t->out($fh)
-
-Writes the table to a file either from memory or by copying
-
-=cut
-
-sub out
-{
- my ($self, $fh) = @_;
-
- return $self->SUPER::out($fh) unless $self->{' read'};
-
- my $format = $self->{'format'};
- my $defaultBaseline = $self->{'defaultBaseline'};
- $fh->print(TTF_Pack("vSS", $self->{'version'}, $format, $defaultBaseline));
-
- AAT_write_lookup($fh, $self->{'lookupFormat'}, $self->{'lookup'}, 2, $defaultBaseline) if ($format == 1 or $format == 3);
-}
-
-=head2 $t->print($fh)
-
-Prints a human-readable representation of the table
-
-=cut
-
-sub print
-{
- my ($self, $fh) = @_;
-
- $self->read;
-
- $fh = 'STDOUT' unless defined $fh;
-
- my $format = $self->{'format'};
- $fh->printf("version %f\nformat %d\ndefaultBaseline %d\n", $self->{'version'}, $format, $self->{'defaultBaseline'});
- if ($format == 0 or $format == 1) {
- $fh->printf("\tdeltas:\n");
- my $deltas = $self->{'deltas'};
- foreach (0 .. 31) {
- $fh->printf("\t\t%d: %d%s\n", $_, $deltas->[$_], defined baselineName_($_) ? "\t# " . baselineName_($_) : "");
- }
- }
- if ($format == 2 or $format == 3) {
- $fh->printf("\tstdGlyph = %d\n", $self->{'stdGlyph'});
- my $ctlPoints = $self->{'ctlPoints'};
- foreach (0 .. 31) {
- $fh->printf("\t\t%d: %d%s\n", $_, $ctlPoints->[$_], defined baselineName_($_) ? "\t# " . baselineName_($_) : "");
- }
- }
- if ($format == 1 or $format == 3) {
- $fh->printf("lookupFormat %d\n", $self->{'lookupFormat'});
- my $lookup = $self->{'lookup'};
- foreach (sort { $a <=> $b } keys %$lookup) {
- $fh->printf("\tglyph %d: %d%s\n", $_, $lookup->{$_}, defined baselineName_($_) ? "\t# " . baselineName_($_) : "");
- }
- }
-}
-
-sub baselineName_
-{
- my ($b) = @_;
- my @baselines = ( 'Roman', 'Ideographic centered', 'Ideographic low', 'Hanging', 'Math' );
- $baselines[$b];
-}
-
-1;
-
-
-=head1 BUGS
-
-None known
-
-=head1 AUTHOR
-
-Jonathan Kew L<Jonathan_Kew@sil.org>. See L<Font::TTF::Font> for copyright and
-licensing.
-
-=cut
-