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24 Apr 2004 07:09:29 UTC
- Distribution: GD-Barcode
- Module version: 0.01
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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
Module Install Instructions
To install GD::Barcode, copy and paste the appropriate command in to your terminal.
cpanm GD::Barcode
perl -MCPAN -e shell install GD::Barcode
For more information on module installation, please visit the detailed CPAN module installation guide.