119 lines
2.0 KiB
Perl
119 lines
2.0 KiB
Perl
package Font::TTF::Fmtx;
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=head1 NAME
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Font::TTF::Fmtx - Font Metrics table
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=head1 DESCRIPTION
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This is a simple table with just standards specified instance variables
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=head1 INSTANCE VARIABLES
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version
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glyphIndex
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horizontalBefore
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horizontalAfter
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horizontalCaretHead
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horizontalCaretBase
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verticalBefore
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verticalAfter
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verticalCaretHead
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verticalCaretBase
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=head1 METHODS
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=cut
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use strict;
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use vars qw(@ISA %fields @field_info);
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require Font::TTF::Table;
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use Font::TTF::Utils;
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@ISA = qw(Font::TTF::Table);
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@field_info = (
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'version' => 'v',
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'glyphIndex' => 'L',
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'horizontalBefore' => 'c',
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'horizontalAfter' => 'c',
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'horizontalCaretHead' => 'c',
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'horizontalCaretBase' => 'c',
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'verticalBefore' => 'c',
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'verticalAfter' => 'c',
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'verticalCaretHead' => 'c',
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'verticalCaretBase' => 'c');
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sub init
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{
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my ($k, $v, $c, $i);
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for ($i = 0; $i < $#field_info; $i += 2)
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{
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($k, $v, $c) = TTF_Init_Fields($field_info[$i], $c, $field_info[$i + 1]);
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next unless defined $k && $k ne "";
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$fields{$k} = $v;
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}
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}
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=head2 $t->read
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Reads the table into memory as instance variables
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=cut
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sub read
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{
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my ($self) = @_;
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my ($dat);
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$self->SUPER::read or return $self;
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init unless defined $fields{'glyphIndex'};
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$self->{' INFILE'}->read($dat, 16);
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TTF_Read_Fields($self, $dat, \%fields);
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$self;
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}
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=head2 $t->out($fh)
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Writes the table to a file either from memory or by copying.
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=cut
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sub out
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{
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my ($self, $fh) = @_;
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return $self->SUPER::out($fh) unless $self->{' read'};
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$fh->print(TTF_Out_Fields($self, \%fields, 16));
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$self;
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}
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1;
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=head1 BUGS
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None known
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=head1 AUTHOR
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Jonathan Kew L<http://scripts.sil.org/FontUtils>.
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=head1 LICENSING
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Copyright (c) 1998-2016, SIL International (http://www.sil.org)
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This module is released under the terms of the Artistic License 2.0.
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For details, see the full text of the license in the file LICENSE.
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=cut
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