Source of file Postnet.php
Size: 2,880 Bytes - Last Modified: 2014-03-12T23:21:18+01:00
/home/theseer/Downloads/ZendFramework-2.3.0/library/Zend/Barcode/Object/Postnet.php
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111 | <?php /** * Zend Framework (http://framework.zend.com/) * * @link http://github.com/zendframework/zf2 for the canonical source repository * @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ namespace Zend\Barcode\Object; /** * Class for generate Postnet barcode */ class Postnet extends AbstractObject { /** * Coding map * - 0 = half bar * - 1 = complete bar * @var array */ protected $codingMap = array( 0 => "11000", 1 => "00011", 2 => "00101", 3 => "00110", 4 => "01001", 5 => "01010", 6 => "01100", 7 => "10001", 8 => "10010", 9 => "10100" ); /** * Default options for Postnet barcode * @return void */ protected function getDefaultOptions() { $this->barThinWidth = 2; $this->barHeight = 20; $this->drawText = false; $this->stretchText = true; $this->mandatoryChecksum = true; } /** * Width of the barcode (in pixels) * @return int */ protected function calculateBarcodeWidth() { $quietZone = $this->getQuietZone(); $startCharacter = (2 * $this->barThinWidth) * $this->factor; $stopCharacter = (1 * $this->barThinWidth) * $this->factor; $encodedData = (10 * $this->barThinWidth) * $this->factor * strlen($this->getText()); return $quietZone + $startCharacter + $encodedData + $stopCharacter + $quietZone; } /** * Partial check of interleaved Postnet barcode * @return void */ protected function checkSpecificParams() {} /** * Prepare array to draw barcode * @return array */ protected function prepareBarcode() { $barcodeTable = array(); // Start character (1) $barcodeTable[] = array(1, $this->barThinWidth, 0, 1); $barcodeTable[] = array(0, $this->barThinWidth, 0, 1); // Text to encode $textTable = str_split($this->getText()); foreach ($textTable as $char) { $bars = str_split($this->codingMap[$char]); foreach ($bars as $b) { $barcodeTable[] = array(1, $this->barThinWidth, 0.5 - $b * 0.5, 1); $barcodeTable[] = array(0, $this->barThinWidth, 0, 1); } } // Stop character (1) $barcodeTable[] = array(1, $this->barThinWidth, 0, 1); return $barcodeTable; } /** * Get barcode checksum * * @param string $text * @return int */ public function getChecksum($text) { $this->checkText($text); $sum = array_sum(str_split($text)); $checksum = (10 - ($sum % 10)) % 10; return $checksum; } } |