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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Barcode
* @subpackage Object
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Upca.php 20096 2010-01-06 02:05:09Z bkarwin $
*/
/**
* @see Zend_Barcode_Object_Ean13
*/
require_once 'Zend/Barcode/Object/Ean13.php';
/**
* @see Zend_Validate_Barcode
*/
require_once 'Zend/Validate/Barcode.php';
/**
* Class for generate UpcA barcode
*
* @category Zend
* @package Zend_Barcode
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Barcode_Object_Upca extends Zend_Barcode_Object_Ean13
{
/**
* Default options for Postnet barcode
* @return void
*/
protected function _getDefaultOptions()
{
$this->_barcodeLength = 12;
$this->_mandatoryChecksum = true;
}
/**
* Width of the barcode (in pixels)
* @return integer
*/
protected function _calculateBarcodeWidth()
{
$quietZone = $this->getQuietZone();
$startCharacter = (3 * $this->_barThinWidth) * $this->_factor;
$middleCharacter = (5 * $this->_barThinWidth) * $this->_factor;
$stopCharacter = (3 * $this->_barThinWidth) * $this->_factor;
$encodedData = (7 * $this->_barThinWidth) * $this->_factor * 12;
return $quietZone + $startCharacter + $middleCharacter + $encodedData + $stopCharacter + $quietZone;
}
/**
* Prepare array to draw barcode
* @return array
*/
protected function _prepareBarcode()
{
$barcodeTable = array();
$height = ($this->_drawText) ? 1.1 : 1;
// Start character (101)
$barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height);
$barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height);
$barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height);
$textTable = str_split($this->getText());
// First character
$bars = str_split($this->_codingMap['A'][$textTable[0]]);
foreach ($bars as $b) {
$barcodeTable[] = array($b , $this->_barThinWidth , 0 , $height);
}
// First part
for ($i = 1; $i < 6; $i++) {
$bars = str_split($this->_codingMap['A'][$textTable[$i]]);
foreach ($bars as $b) {
$barcodeTable[] = array($b , $this->_barThinWidth , 0 , 1);
}
}
// Middle character (01010)
$barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height);
$barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height);
$barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height);
$barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height);
$barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height);
// Second part
for ($i = 6; $i < 11; $i++) {
$bars = str_split($this->_codingMap['C'][$textTable[$i]]);
foreach ($bars as $b) {
$barcodeTable[] = array($b , $this->_barThinWidth , 0 , 1);
}
}
// Last character
$bars = str_split($this->_codingMap['C'][$textTable[11]]);
foreach ($bars as $b) {
$barcodeTable[] = array($b , $this->_barThinWidth , 0 , $height);
}
// Stop character (101)
$barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height);
$barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height);
$barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height);
return $barcodeTable;
}
/**
* Partial function to draw text
* @return void
*/
protected function _drawText()
{
if ($this->_drawText) {
$text = $this->getTextToDisplay();
$characterWidth = (7 * $this->_barThinWidth) * $this->_factor;
$leftPosition = $this->getQuietZone() - $characterWidth;
for ($i = 0; $i < $this->_barcodeLength; $i ++) {
$fontSize = $this->_fontSize;
if ($i == 0 || $i == 11) {
$fontSize *= 0.8;
}
$this->_addText(
$text{$i},
$fontSize * $this->_factor,
$this->_rotate(
$leftPosition,
(int) $this->_withBorder * 2
+ $this->_factor * ($this->_barHeight + $fontSize) + 1
),
$this->_font,
$this->_foreColor,
'left',
- $this->_orientation
);
switch ($i) {
case 0:
$factor = 10;
break;
case 5:
$factor = 4;
break;
case 10:
$factor = 11;
break;
default:
$factor = 0;
}
$leftPosition = $leftPosition + $characterWidth + ($factor * $this->_barThinWidth * $this->_factor);
}
}
}
}
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