GD::Barcode GD::Barcode is a Perl module to create barcode image with GD.
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Perl module perl Barcode create barcode image GD barcode image

GD::Barcode Description

GD::Barcode is a Perl module to create barcode image with GD. SYNOPSISex. CGI use GD::Barcode::UPCE; binmode(STDOUT); print "Content-Type: image/pngnn"; print GD::Barcode->new('EAN13', '123456789012')->plot->png;with Error Check my $oGdBar = GD::Barcode->new('EAN13', '12345678901'); die $GD::Barcode::errStr unless($oGdBar); #Invalid Length $oGdBar->plot->png;GD::Barcode is a subclass of GD and allows you to create barcode image with GD. This module based on "Generate Barcode Ver 1.02 By Shisei Hanai 97/08/22".From 1.14, you can use this module even if no GD (except plot method).new$oGdBar = GD::Barcode::UPCE->new($sType, $sTxt);Constructor. Creates a GD::Barcode::$sType object for $sTxt.plot()$oGd = $oGdBar->plot();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->new('EAN13', '123456789012'); 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->new('UPCE', '123456789012'); my $sPtn = $oGdB->barcode(); # $sPtn = '';$errStr$GD::Barcode::errStrhas error message.$text$oGdBar->{$text}has barcode text based on $sTxt specified in new method. Requirements: · Perl

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