CommunityID/libs/Zend/Pdf/PhpArray.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.
*
* @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
*/
/**
* PHP Array (OO wrapper)
* Used to be returned by reference by __get() methods
*
* @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
* @todo also implement Countable for PHP 5.1 but not yet to stay 5.0 compatible
*/
class Zend_Pdf_PhpArray implements ArrayAccess, Iterator, Countable {
/**
* Array element
* @var mixed
*/
protected $_items = array();
/**
* Object constructor
*
* @param array $srcArray
*/
public function __construct($srcArray = null)
{
if ($srcArray === null) {
reset($this->_items);
} else if (is_array($srcArray)) {
$this->_items = $srcArray;
} else {
throw new Exception('Array can be initialized only by other array');
}
}
public function current()
{
return current($this->_items);
}
public function next()
{
return next($this->_items);
}
public function key()
{
return key($this->_items);
}
public function valid() {
return current($this->_items)!==false;
}
public function rewind()
{
reset($this->_items);
}
public function offsetExists($offset)
{
return array_key_exists($offset, $this->_items);
}
public function offsetGet($offset)
{
return $this->_items[$offset];
}
public function offsetSet($offset, $value)
{
if ($offset === null) {
$this->_items[] = $value;
} else {
$this->_items[$offset] = $value;
}
}
public function offsetUnset($offset)
{
unset($this->_items[$offset]);
}
public function clear()
{
$this->_items = array();
}
/**
* Defined by Countable interface
*
* @return int
*/
public function count()
{
return count($this->_items);
}
}