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96 lines
2.3 KiB
PHTML
96 lines
2.3 KiB
PHTML
15 years ago
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<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Pdf
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: Numeric.php 17182 2009-07-27 13:54:11Z alexander $
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*/
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/** Zend_Pdf_Element */
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require_once 'Zend/Pdf/Element.php';
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/**
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* PDF file 'numeric' element implementation
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*
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* @category Zend
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* @package Zend_Pdf
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Pdf_Element_Numeric extends Zend_Pdf_Element
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{
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/**
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* Object value
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*
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* @var numeric
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*/
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public $value;
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/**
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* Object constructor
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*
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* @param numeric $val
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* @throws Zend_Pdf_Exception
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*/
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public function __construct($val)
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{
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if ( !is_numeric($val) ) {
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require_once 'Zend/Pdf/Exception.php';
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throw new Zend_Pdf_Exception('Argument must be numeric');
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}
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$this->value = $val;
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}
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/**
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* Return type of the element.
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*
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* @return integer
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*/
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public function getType()
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{
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return Zend_Pdf_Element::TYPE_NUMERIC;
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}
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/**
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* Return object as string
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*
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* @param Zend_Pdf_Factory $factory
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* @return string
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*/
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public function toString($factory = null)
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{
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if (is_integer($this->value)) {
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return (string)$this->value;
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}
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/**
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* PDF doesn't support exponental format.
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* Fixed point format must be used instead
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*/
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$prec = 0; $v = $this->value;
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while (abs( floor($v) - $v ) > 1e-10) {
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$prec++; $v *= 10;
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}
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return sprintf("%.{$prec}F", $this->value);
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}
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}
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