barcode::matrix2of5(3)

NAME

GD::Barcode::Matrix2of5 - Create Matrix2of5 barcode image
with GD

SYNOPSIS

ex. CGI
  use GD::Barcode::Matrix2of5;
  binmode(STDOUT);
  print "Content-Type: image/png0;
  print                                   GD::Barcode::Matrix2of5->new('1234567890')->plot->png;
with Error Check
  my $oGdBar = GD::Barcode::Matrix2of5->new('A12345678');
  die   $GD::Barcode::Matrix2of5::errStr  unless($oGdBar);
#Invalid Characters
  $oGdBar->plot->png;

DESCRIPTION

GD::Barcode::Matrix2of5 is a subclass of GD::Barcode and
allows you to create Matrix2of5 barcode image with GD.

new

$oGdBar = GD::Barcode::Matrix2of5->new($sTxt);

Constructor. Creates a GD::Barcode::Matrix2of5 object for
$sTxt. $sTxt has numeric characters([0-9]).

plot()

$oGd = $oGdBar->plot([Height => $iHeight, NoText => 0 _ 1]);

creates GD object with barcode image for the $sTxt speci
fied at new method. $iHeight is height of the image. If NoText is 1, the image has no text image of $sTxt.

ex.

my $oGdB = GD::Barcode::Matrix2of5->new('12345678');
my $oGD = $oGdB->plot(NoText=>1, Height => 20);
# $sGD is a GD image with Height=>20 pixels, with no

text.

barcode()

$sPtn = $oGdBar->barcode();

returns a barcode pattern in string with '1' and '0'. '1'
means black, '0' means white.

ex.

my $oGdB = GD::Barcode::Matrix2of5->new('12345678');
my $sPtn = $oGdB->barcode();

$errStr

$GD::Barcode::Matrix2of5::errStr

has error message.

$text

$oGdBar->{$text}

has barcode text based on $sTxt specified in new method.

AUTHOR

Kawai Takanori GCD00051@nifty.ne.jp

COPYRIGHT

The GD::Barocde::Matrix2of5 module is Copyright (c) 2000
Kawai Takanori. Japan. All rights reserved.

You may distribute under the terms of either the GNU Gen
eral Public License or the Artistic License, as specified
in the Perl README file.

SEE ALSO

GD::Barcode

perl v5.8.0 2000-12-29 Barcode::Matrix2of5(3)