#=======================================================================
# ____ ____ _____ _ ____ ___ ____
# | _ \| _ \| ___| _ _ / \ | _ \_ _| |___ \
# | |_) | | | | |_ (_) (_) / _ \ | |_) | | __) |
# | __/| |_| | _| _ _ / ___ \| __/| | / __/
# |_| |____/|_| (_) (_) /_/ \_\_| |___| |_____|
#
# A Perl Module Chain to faciliate the Creation and Modification
# of High-Quality "Portable Document Format (PDF)" Files.
#
# Copyright 1999-2004 Alfred Reibenschuh <areibens@cpan.org>.
#
#=======================================================================
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
#
# $Id: codabar.pm,v 1.4 2003/12/08 13:06:09 Administrator Exp $
#
#=======================================================================
BEGIN {
use POSIX;
use vars qw(@ISA $VERSION);
@ISA = qw( PDF::API2::Resource::XObject::Form::BarCode );
( $VERSION ) = '$Revision: 1.4 $' =~ /Revision: (\S+)\s/; # $Date: 2003/12/08 13:06:09 $
}
=item $res = PDF::API2::Resource::XObject::Form::BarCode::codabar->new $pdf
Returns a codabar object.
=cut
sub new {
my ($class,$pdf,%opts) = @_;
my $self;
$class = ref $class if ref $class;
$self=$class->SUPER::new($pdf,%opts);
my @bar = $self->encode($opts{-code});
$self->drawbar([@bar]);
return($self);
}
my $codabar=q|0123456789-$:/.+ABCD|;
my @barcodabar=qw(
11111221 11112211 11121121 22111111 11211211
21111211 12111121 12112111 12211111 21121111
11122111 11221111 21112121 21211121 21212111
11212121 11221211 12121121 12121121 11122211
);
sub encode_char {
my $self=shift @_;
my $char=uc(shift @_);
return($barcodabar[index($codabar,$char)]);
}
1;
__END__
=head1 AUTHOR
alfred reibenschuh
=head1 HISTORY
$Log: codabar.pm,v $
Revision 1.4 2003/12/08 13:06:09 Administrator
corrected to proper licencing statement
Revision 1.3 2003/11/30 17:36:59 Administrator
merged into default
Revision 1.2.2.1 2003/11/30 16:57:09 Administrator
merged into default
Revision 1.2 2003/11/30 11:53:10 Administrator
added CVS id/log
=cut