CommunityID/libs/Zend/Pdf/Element/Array.php

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2019-07-17 20:08:50 +00:00
<?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_Pdf
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/** Zend_Pdf_Element */
require_once 'Zend/Pdf/Element.php';
/** Zend_Pdf_PhpArray */
require_once 'Zend/Pdf/PhpArray.php';
/**
* PDF file 'array' element implementation
*
* @category Zend
* @package Zend_Pdf
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Pdf_Element_Array extends Zend_Pdf_Element
{
/**
* Object value
* Array of Zend_Pdf_Element objects.
* Appropriate methods must (!) be used to modify it to provide correct
* work with objects and references.
*
* @var Zend_Pdf_PhpArray
*/
private $_items;
/**
* Object constructor
*
* @param array $val - array of Zend_Pdf_Element objects
* @throws Zend_Pdf_Exception
*/
public function __construct($val = null)
{
$this->_items = new Zend_Pdf_PhpArray();
if ($val !== null && is_array($val)) {
foreach ($val as $element) {
if (!$element instanceof Zend_Pdf_Element) {
throw new Zend_Pdf_Exception('Array elements must be Zend_Pdf_Element objects');
}
$this->_items[] = $element;
}
} else if ($val !== null){
throw new Zend_Pdf_Exception('Argument must be an array');
}
}
/**
* Provides access to $this->_items
*
* @param string $property
* @return Zend_Pdf_PhpArray
*/
public function __get($property) {
if ($property=='items') {
return $this->_items;
}
throw new Exception('Undefined property: Zend_Pdf_Element_Array::$' . $property);
}
/**
* Provides read-only access to $this->_items;
*
* @param unknown_type $offset
* @param unknown_type $value
*/
public function __set($property, $value) {
if ($property=='items') {
throw new Exception('Array container cannot be overwritten');
}
throw new Exception('Undefined property: Zend_Pdf_Element_Array::$' . $property);
}
/**
* Return type of the element.
*
* @return integer
*/
public function getType()
{
return Zend_Pdf_Element::TYPE_ARRAY;
}
/**
* Return object as string
*
* @param Zend_Pdf_Factory $factory
* @return string
*/
public function toString($factory = null)
{
$outStr = '[';
$lastNL = 0;
foreach ($this->_items as $element) {
if (strlen($outStr) - $lastNL > 128) {
$outStr .= "\n";
$lastNL = strlen($outStr);
}
$outStr .= $element->toString($factory) . ' ';
}
$outStr .= ']';
return $outStr;
}
/**
* Convert PDF element to PHP type.
*
* Dictionary is returned as an associative array
*
* @return mixed
*/
public function toPhp()
{
foreach ($this->_items as $item) {
$phpArray[] = $item->toPhp();
}
return $phpArray;
}
}