Array.php

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<?php
#require_once 'Zend/Pdf/Element.php';


class Zend_Pdf_Element_Array extends Zend_Pdf_Element
{
    public $items;


    public function __construct($val = null)
    {
        $this->items = new ArrayObject();

        if ($val !== null  &&  is_array($val)) {
            foreach ($val as $element) {
                if (!$element instanceof Zend_Pdf_Element) {
                    #require_once 'Zend/Pdf/Exception.php';
                    throw new Zend_Pdf_Exception('Array elements must be Zend_Pdf_Element objects');
                }
                $this->items[] = $element;
            }
        } else if ($val !== null){
            #require_once 'Zend/Pdf/Exception.php';
            throw new Zend_Pdf_Exception('Argument must be an array');
        }
    }


    public function __get($property) {
        #require_once 'Zend/Pdf/Exception.php';
        throw new Zend_Pdf_Exception('Undefined property: Zend_Pdf_Element_Array::$' . $property);
    }


    public function __set($property, $value) {
        #require_once 'Zend/Pdf/Exception.php';
        throw new Zend_Pdf_Exception('Undefined property: Zend_Pdf_Element_Array::$' . $property);
    }

    public function getType()
    {
        return Zend_Pdf_Element::TYPE_ARRAY;
    }


    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;
    }

    public function makeClone(Zend_Pdf_ElementFactory $factory, array &$processed, $mode)
    {
        $newArray = new self();

        foreach ($this->items as $key => $value) {
            $newArray->items[$key] = $value->makeClone($factory, $processed, $mode);
        }

        return $newArray;
    }

    public function setParentObject(Zend_Pdf_Element_Object $parent)
    {
        parent::setParentObject($parent);

        foreach ($this->items as $item) {
            $item->setParentObject($parent);
        }
    }

    public function toPhp()
    {
        $phpArray = array();

        foreach ($this->items as $item) {
            $phpArray[] = $item->toPhp();
        }

        return $phpArray;
    }
}