148 lines
5.3 KiB
PHP
148 lines
5.3 KiB
PHP
<?php
|
|
/**
|
|
*--------------------------------------------------------------------
|
|
*
|
|
* Sub-Class - UPC-A
|
|
*
|
|
* UPC-A contains
|
|
* - 2 system digits (1 not provided, a 0 is added automatically)
|
|
* - 5 manufacturer code digits
|
|
* - 5 product digits
|
|
* - 1 checksum digit
|
|
*
|
|
* The checksum is always displayed.
|
|
*
|
|
*--------------------------------------------------------------------
|
|
* @author Akhtar Khan <er.akhtarkhan@gmail.com>
|
|
* @link http://www.codeitnow.in
|
|
* @package https://github.com/codeitnowin/barcode-generator
|
|
*/
|
|
namespace CodeItNow\BarcodeBundle\Generator;
|
|
use CodeItNow\BarcodeBundle\Generator\CINParseException;
|
|
use CodeItNow\BarcodeBundle\Generator\CINBarcode;
|
|
use CodeItNow\BarcodeBundle\Generator\CINean13;
|
|
use CodeItNow\BarcodeBundle\Generator\CINLabel;
|
|
|
|
class CINupca extends CINean13 {
|
|
protected $labelRight = null;
|
|
|
|
/**
|
|
* Constructor.
|
|
*/
|
|
public function __construct() {
|
|
parent::__construct();
|
|
}
|
|
|
|
/**
|
|
* Draws the barcode.
|
|
*
|
|
* @param resource $im
|
|
*/
|
|
public function draw($im) {
|
|
// The following code is exactly the same as EAN13. We just add a 0 in front of the code !
|
|
$this->text = '0' . $this->text; // We will remove it at the end... don't worry
|
|
|
|
parent::draw($im);
|
|
|
|
// We remove the 0 in front, as we said :)
|
|
$this->text = substr($this->text, 1);
|
|
}
|
|
|
|
/**
|
|
* Draws the extended bars on the image.
|
|
*
|
|
* @param resource $im
|
|
* @param int $plus
|
|
*/
|
|
protected function drawExtendedBars($im, $plus) {
|
|
$temp_text = $this->text . $this->keys[$this->checksumValue];
|
|
$rememberX = $this->positionX;
|
|
$rememberH = $this->thickness;
|
|
|
|
// We increase the bars
|
|
// First 2 Bars
|
|
$this->thickness = $this->thickness + intval($plus / $this->scale);
|
|
$this->positionX = 0;
|
|
$this->drawSingleBar($im, CINBarcode::COLOR_FG);
|
|
$this->positionX += 2;
|
|
$this->drawSingleBar($im, CINBarcode::COLOR_FG);
|
|
|
|
// Attemping to increase the 2 following bars
|
|
$this->positionX += 1;
|
|
$temp_value = $this->findCode($temp_text[1]);
|
|
$this->drawChar($im, $temp_value, false);
|
|
|
|
// Center Guard Bar
|
|
$this->positionX += 36;
|
|
$this->drawSingleBar($im, CINBarcode::COLOR_FG);
|
|
$this->positionX += 2;
|
|
$this->drawSingleBar($im, CINBarcode::COLOR_FG);
|
|
|
|
// Attemping to increase the 2 last bars
|
|
$this->positionX += 37;
|
|
$temp_value = $this->findCode($temp_text[12]);
|
|
$this->drawChar($im, $temp_value, true);
|
|
|
|
// Completly last bars
|
|
$this->drawSingleBar($im, CINBarcode::COLOR_FG);
|
|
$this->positionX += 2;
|
|
$this->drawSingleBar($im, CINBarcode::COLOR_FG);
|
|
|
|
$this->positionX = $rememberX;
|
|
$this->thickness = $rememberH;
|
|
}
|
|
|
|
/**
|
|
* Adds the default label.
|
|
*/
|
|
protected function addDefaultLabel() {
|
|
if ($this->isDefaultEanLabelEnabled()) {
|
|
$this->processChecksum();
|
|
$label = $this->getLabel();
|
|
$font = $this->font;
|
|
|
|
$this->labelLeft = new CINLabel(substr($label, 0, 1), $font, CINLabel::POSITION_LEFT, CINLabel::ALIGN_BOTTOM);
|
|
$this->labelLeft->setSpacing(4 * $this->scale);
|
|
|
|
$this->labelCenter1 = new CINLabel(substr($label, 1, 5), $font, CINLabel::POSITION_BOTTOM, CINLabel::ALIGN_LEFT);
|
|
$labelCenter1Dimension = $this->labelCenter1->getDimension();
|
|
$this->labelCenter1->setOffset(($this->scale * 44 - $labelCenter1Dimension[0]) / 2 + $this->scale * 6);
|
|
|
|
$this->labelCenter2 = new CINLabel(substr($label, 6, 5), $font, CINLabel::POSITION_BOTTOM, CINLabel::ALIGN_LEFT);
|
|
$this->labelCenter2->setOffset(($this->scale * 44 - $labelCenter1Dimension[0]) / 2 + $this->scale * 45);
|
|
|
|
$this->labelRight = new CINLabel($this->keys[$this->checksumValue], $font, CINLabel::POSITION_RIGHT, CINLabel::ALIGN_BOTTOM);
|
|
$this->labelRight->setSpacing(4 * $this->scale);
|
|
|
|
if ($this->alignLabel) {
|
|
$labelDimension = $this->labelCenter1->getDimension();
|
|
$this->labelLeft->setOffset($labelDimension[1]);
|
|
$this->labelRight->setOffset($labelDimension[1]);
|
|
} else {
|
|
$labelDimension = $this->labelLeft->getDimension();
|
|
$this->labelLeft->setOffset($labelDimension[1] / 2);
|
|
$labelDimension = $this->labelLeft->getDimension();
|
|
$this->labelRight->setOffset($labelDimension[1] / 2);
|
|
}
|
|
|
|
$this->addLabel($this->labelLeft);
|
|
$this->addLabel($this->labelCenter1);
|
|
$this->addLabel($this->labelCenter2);
|
|
$this->addLabel($this->labelRight);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Check correct length.
|
|
*/
|
|
protected function checkCorrectLength() {
|
|
// If we have 12 chars, just flush the last one without throwing anything
|
|
$c = strlen($this->text);
|
|
if ($c === 12) {
|
|
$this->text = substr($this->text, 0, 11);
|
|
} elseif ($c !== 11) {
|
|
throw new CINParseException('upca', 'Must contain 11 digits, the 12th digit is automatically added.');
|
|
}
|
|
}
|
|
}
|
|
?>
|