1. Import
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207
html/include/barcode_php7/class/BCGupcext2.barcode.php
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207
html/include/barcode_php7/class/BCGupcext2.barcode.php
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<?php
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/**
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* BCGupcext2.barcode.php
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*--------------------------------------------------------------------
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*
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* Sub-Class - UPC Supplemental Barcode 2 digits
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*
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* Working with UPC-A, UPC-E, EAN-13, EAN-8
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* This includes 2 digits (normaly for publications)
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* Must be placed next to UPC or EAN Code
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*
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*--------------------------------------------------------------------
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* Revision History
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* v2.0.0 23 apr 2008 Jean-Sébastien Goupil New Version Update
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* v1.2.3 6 feb 2006 Jean-Sébastien Goupil Using correctly static method
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* v1.2.3b 31 dec 2005 Jean-Sébastien Goupil PHP5.1 compatible
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* v1.2.1 27 jun 2005 Jean-Sébastien Goupil Font support added + correcting output error
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* V1.00 17 jun 2004 Jean-Sebastien Goupil
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*--------------------------------------------------------------------
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* $Id: BCGupcext2.barcode.php,v 1.10 2009/11/09 04:13:35 jsgoupil Exp $
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* PHP5-Revision: 1.13
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*--------------------------------------------------------------------
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* Copyright (C) Jean-Sebastien Goupil
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* http://www.barcodephp.com
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*/
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include_once('BCGBarcode1D.php');
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class BCGupcext2 extends BCGBarcode1D {
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var $codeParity = array();
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/**
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* Constructor
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*/
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function BCGupcext2() {
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BCGBarcode1D::BCGBarcode1D();
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$this->keys = array('0','1','2','3','4','5','6','7','8','9');
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$this->code = array(
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'2100', /* 0 */
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'1110', /* 1 */
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'1011', /* 2 */
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'0300', /* 3 */
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'0021', /* 4 */
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'0120', /* 5 */
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'0003', /* 6 */
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'0201', /* 7 */
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'0102', /* 8 */
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'2001' /* 9 */
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);
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// Parity, 0=Odd, 1=Even. Depending on ?%4
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$this->codeParity = array(
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array(0,0), /* 0 */
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array(0,1), /* 1 */
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array(1,0), /* 2 */
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array(1,1) /* 3 */
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);
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}
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function parse($text) {
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BCGBarcode1D::parse($text);
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$this->setLabelOffset();
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}
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function setFont($font) {
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BCGBarcode1D::setFont($font);
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$this->setLabelOffset();
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}
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function setLabel($label) {
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BCGBarcode1D::setLabel($label);
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$this->setLabelOffset();
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}
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function setOffsetY($offsetY) {
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BCGBarcode1D::setOffsetY($offsetY);
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$this->setLabelOffset();
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}
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function setScale($scale) {
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BCGBarcode1D::setScale($scale);
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$this->setLabelOffset();
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}
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/**
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* Draws the barcode
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*
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* @param resource $im
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*/
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function draw(&$im) {
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$error_stop = false;
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// Checking if all chars are allowed
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$c = strlen($this->text);
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for($i = 0; $i < $c; $i++) {
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if(array_search($this->text[$i], $this->keys) === false) {
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$this->drawError($im, 'Char \'' . $this->text[$i] . '\' not allowed.');
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$error_stop = true;
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}
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}
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if($error_stop === false) {
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// Must contain 2 chars
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if($c !== 2) {
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$this->drawError($im, 'Must contain 2 chars.');
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$error_stop = true;
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}
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if($error_stop === false) {
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// Starting Code
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$this->drawChar($im, '001', true);
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// Code
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for($i = 0; $i < 2; $i++) {
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$this->drawChar($im, BCGupcext2::inverse($this->findCode($this->text[$i]), $this->codeParity[intval($this->text) % 4][$i]), false);
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if($i === 0) {
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$this->DrawChar($im, '00', false); // Inter-char
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}
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}
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$this->drawText($im);
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}
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}
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}
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/**
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* Returns the maximal size of a barcode
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*
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* @return int[]
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*/
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function getMaxSize() {
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$p = BCGBarcode1D::getMaxSize();
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$startlength = 4 * $this->scale;
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$textlength = 2 * 7 * $this->scale;
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$intercharlength = 2 * $this->scale;
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$label = $this->getLabel();
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$textHeight = 0;
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if(!empty($label)) {
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if(is_a($this->textfont, 'BCGFont')) {
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$textfont = $this->textfont; // clone
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$textfont->setText($label);
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$textHeight = $textfont->getHeight() + $this->SIZE_SPACING_FONT;
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} elseif($this->textfont !== 0) {
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$textHeight = imagefontheight($this->textfont) + $this->SIZE_SPACING_FONT;
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}
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}
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return array($p[0] + $startlength + $textlength + $intercharlength, $p[1] - $textHeight);
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}
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/**
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* Overloaded method for drawing special label
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*
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* @param resource $im
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*/
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function drawText(&$im) {
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$label = $this->getLabel();
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if(!empty($label)) {
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$pA = $this->getMaxSize();
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$pB = BCGBarcode1D::getMaxSize();
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$w = $pA[0] - $pB[0];
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if(is_a($this->textfont, 'BCGFont')) {
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$textfont = $this->textfont; // clone
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$textfont->setText($label);
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$xPosition = ($w / 2) - ($textfont->getWidth() / 2) + $this->offsetX * $this->scale;
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$yPosition = $this->offsetY * $this->scale - $this->SIZE_SPACING_FONT;
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$textfont->draw($im, $this->colorFg->allocate($im), $xPosition, $yPosition);
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} elseif($this->textfont !== 0) {
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$xPosition = ($w / 2) - (strlen($label) / 2) * imagefontwidth($this->textfont) + $this->offsetX * $this->scale;
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$yPosition = $this->offsetY * $this->scale - $this->SIZE_SPACING_FONT - imagefontheight($this->textfont);
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imagestring($im, $this->textfont, $xPosition, $yPosition, $label, $this->colorFg->allocate($im));
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}
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}
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}
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function setLabelOffset() {
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$label = $this->getLabel();
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if(!empty($label)) {
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if(is_a($this->textfont, 'BCGFont')) {
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$f = $this->textfont; // clone
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$f->setText($label);
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$val = ($f->getHeight() - $f->getUnderBaseline()) / $this->scale + $this->SIZE_SPACING_FONT;
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if($val > $this->offsetY) {
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$this->offsetY = $val;
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}
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} elseif($this->textfont !== 0) {
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$val = (imagefontheight($this->textfont) + 2) / $this->scale;
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if($val > $this->offsetY) {
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$this->offsetY = $val;
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}
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}
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}
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}
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function inverse($text, $inverse = 1) { // static
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if($inverse === 1) {
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$text = strrev($text);
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}
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return $text;
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}
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};
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?>
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