/ 
GD-Barcode-1.15
3 ++
 / GD::Barcode::QRcode
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NAME

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

SYNOPSIS

ex. CGI

  use GD::Barcode::QRcode;
  binmode(STDOUT);
  print "Content-Type: image/png\n\n";
  print GD::Barcode::QRcode->new('1234567')->plot->png;

with UnitSize, ECC settings

  my $oGdBar = GD::Barcode::QRcode->new('123456789', 
                            { Ecc => 'L', Version=>2, ModuleSize => 2}
                        );

DESCRIPTION

GD::Barcode::QRcode is a subclass of GD::Barcode and allows you to create QRcode barcode image with GD. This module based on "QRcode image CGI version 0.50 (C)2000-2002,Y.Swetake".

new

$oGdBar = GD::Barcode::QRcode->new($sTxt, { Ecc => Ecc Mode, Version => Version, ModuleSize => Size of 1 modlue, });

Constructor. Creates a GD::Barcode::QRcode object for $sTxt.

Parameters:

Ecc

Ecc mode. Select 'M', 'L', 'H' or 'Q' (Default = 'M').

Version

Version ie. size of barcode image (Default = auto select).

ModuleSize

Size of modules(barcode unit) (Default = 1).

plot()

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

creates GD object with barcode image for the $sTxt specified 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::QRcode->new('1234567');
  my $oGD = $oGdB->plot();
  # $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::QRcode->new('1234567');
  my $sPtn = $oGdB->barcode();

$errStr

$GD::Barcode::QRcode::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::QRcode module is Copyright (c) 2003 Kawai Takanori. Japan. All rights reserved.

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

SEE ALSO

GD::Barcode