1 <?php

     2 /**

     3  * Zend Framework

     4  *

     5  * LICENSE

     6  *

     7  * This source file is subject to the new BSD license that is bundled

     8  * with this package in the file LICENSE.txt.

     9  * It is also available through the world-wide-web at this URL:

    10  * http://framework.zend.com/license/new-bsd

    11  * If you did not receive a copy of the license and are unable to

    12  * obtain it through the world-wide-web, please send an email

    13  * to license@zend.com so we can send you a copy immediately.

    14  *

    15  * @category   Zend

    16  * @package    Zend_Barcode

    17  * @subpackage Object

    18  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    19  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    20  * @version    $Id: Upca.php 21667 2010-03-28 17:45:14Z mikaelkael $

    21  */

    22 

    23 /**

    24  * @see Zend_Barcode_Object_Ean13

    25  */

    26 require_once 'Zend/Barcode/Object/Ean13.php';

    27 

    28 /**

    29  * @see Zend_Validate_Barcode

    30  */

    31 require_once 'Zend/Validate/Barcode.php';

    32 

    33 /**

    34  * Class for generate UpcA barcode

    35  *

    36  * @category   Zend

    37  * @package    Zend_Barcode

    38  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    39  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    40  */

    41 class Zend_Barcode_Object_Upca extends Zend_Barcode_Object_Ean13

    42 {

    43 

    44     /**

    45      * Default options for Postnet barcode

    46      * @return void

    47      */

    48     protected function _getDefaultOptions()

    49     {

    50         $this->_barcodeLength = 12;

    51         $this->_mandatoryChecksum = true;

    52         $this->_mandatoryQuietZones = true;

    53     }

    54 

    55     /**

    56      * Width of the barcode (in pixels)

    57      * @return integer

    58      */

    59     protected function _calculateBarcodeWidth()

    60     {

    61         $quietZone       = $this->getQuietZone();

    62         $startCharacter  = (3 * $this->_barThinWidth) * $this->_factor;

    63         $middleCharacter = (5 * $this->_barThinWidth) * $this->_factor;

    64         $stopCharacter   = (3 * $this->_barThinWidth) * $this->_factor;

    65         $encodedData     = (7 * $this->_barThinWidth) * $this->_factor * 12;

    66         return $quietZone + $startCharacter + $middleCharacter + $encodedData + $stopCharacter + $quietZone;

    67     }

    68 

    69         /**

    70      * Prepare array to draw barcode

    71      * @return array

    72      */

    73     protected function _prepareBarcode()

    74     {

    75         $barcodeTable = array();

    76         $height = ($this->_drawText) ? 1.1 : 1;

    77 

    78         // Start character (101)

    79         $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height);

    80         $barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height);

    81         $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height);

    82 

    83         $textTable = str_split($this->getText());

    84 

    85         // First character

    86         $bars = str_split($this->_codingMap['A'][$textTable[0]]);

    87         foreach ($bars as $b) {

    88             $barcodeTable[] = array($b , $this->_barThinWidth , 0 , $height);

    89         }

    90 

    91         // First part

    92         for ($i = 1; $i < 6; $i++) {

    93             $bars = str_split($this->_codingMap['A'][$textTable[$i]]);

    94             foreach ($bars as $b) {

    95                 $barcodeTable[] = array($b , $this->_barThinWidth , 0 , 1);

    96             }

    97         }

    98 

    99         // Middle character (01010)

   100         $barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height);

   101         $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height);

   102         $barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height);

   103         $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height);

   104         $barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height);

   105 

   106         // Second part

   107         for ($i = 6; $i < 11; $i++) {

   108             $bars = str_split($this->_codingMap['C'][$textTable[$i]]);

   109             foreach ($bars as $b) {

   110                 $barcodeTable[] = array($b , $this->_barThinWidth , 0 , 1);

   111             }

   112         }

   113 

   114         // Last character

   115         $bars = str_split($this->_codingMap['C'][$textTable[11]]);

   116         foreach ($bars as $b) {

   117             $barcodeTable[] = array($b , $this->_barThinWidth , 0 , $height);

   118         }

   119 

   120         // Stop character (101)

   121         $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height);

   122         $barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height);

   123         $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height);

   124         return $barcodeTable;

   125     }

   126 

   127     /**

   128      * Partial function to draw text

   129      * @return void

   130      */

   131     protected function _drawText()

   132     {

   133         if ($this->_drawText) {

   134             $text = $this->getTextToDisplay();

   135             $characterWidth = (7 * $this->_barThinWidth) * $this->_factor;

   136             $leftPosition = $this->getQuietZone() - $characterWidth;

   137             for ($i = 0; $i < $this->_barcodeLength; $i ++) {

   138                 $fontSize = $this->_fontSize;

   139                 if ($i == 0 || $i == 11) {

   140                     $fontSize *= 0.8;

   141                 }

   142                 $this->_addText(

   143                     $text{$i},

   144                     $fontSize * $this->_factor,

   145                     $this->_rotate(

   146                         $leftPosition,

   147                         (int) $this->_withBorder * 2

   148                             + $this->_factor * ($this->_barHeight + $fontSize) + 1

   149                     ),

   150                     $this->_font,

   151                     $this->_foreColor,

   152                     'left',

   153                     - $this->_orientation

   154                 );

   155                 switch ($i) {

   156                     case 0:

   157                         $factor = 10;

   158                         break;

   159                     case 5:

   160                         $factor = 4;

   161                         break;

   162                     case 10:

   163                         $factor = 11;

   164                         break;

   165                     default:

   166                         $factor = 0;

   167                 }

   168                 $leftPosition = $leftPosition + $characterWidth + ($factor * $this->_barThinWidth * $this->_factor);

   169             }

   170         }

   171     }

   172 }