import v1.0.0-RC4 | 2009-05-20

libs/Zend/Pdf/PhpArray.php

@@ -0,0 +1,128 @@
+<?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);
+    }
+    
+}
+