diff -r 5b37998e522e -r 162c1de6545a web/lib/Zend/Pdf/Annotation.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Pdf/Annotation.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,230 @@
+<?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
+ * @subpackage Annotation
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: Annotation.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/** Internally used classes */
+require_once 'Zend/Pdf/Element.php';
+
+/**
+ * Abstract PDF annotation representation class
+ *
+ * An annotation associates an object such as a note, sound, or movie with a location
+ * on a page of a PDF document, or provides a way to interact with the user by
+ * means of the mouse and keyboard.
+ *
+ * @package    Zend_Pdf
+ * @subpackage Annotation
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+abstract class Zend_Pdf_Annotation
+{
+    /**
+     * Annotation dictionary
+     *
+     * @var Zend_Pdf_Element_Dictionary|Zend_Pdf_Element_Object|Zend_Pdf_Element_Reference
+     */
+    protected $_annotationDictionary;
+
+    /**
+     * Get annotation dictionary
+     *
+     * @internal
+     * @return Zend_Pdf_Element
+     */
+    public function getResource()
+    {
+        return $this->_annotationDictionary;
+    }
+
+
+    /**
+     * Set bottom edge of the annotation rectangle.
+     *
+     * @param float $bottom
+     * @return Zend_Pdf_Annotation
+     */
+    public function setBottom($bottom) {
+        $this->_annotationDictionary->Rect->items[1]->touch();
+        $this->_annotationDictionary->Rect->items[1]->value = $bottom;
+
+        return $this;
+    }
+
+    /**
+     * Get bottom edge of the annotation rectangle.
+     *
+     * @return float
+     */
+    public function getBottom() {
+        return $this->_annotationDictionary->Rect->items[1]->value;
+    }
+
+    /**
+     * Set top edge of the annotation rectangle.
+     *
+     * @param float $top
+     * @return Zend_Pdf_Annotation
+     */
+    public function setTop($top) {
+        $this->_annotationDictionary->Rect->items[3]->touch();
+        $this->_annotationDictionary->Rect->items[3]->value = $top;
+
+        return $this;
+    }
+
+    /**
+     * Get top edge of the annotation rectangle.
+     *
+     * @return float
+     */
+    public function getTop() {
+        return $this->_annotationDictionary->Rect->items[3]->value;
+    }
+
+    /**
+     * Set right edge of the annotation rectangle.
+     *
+     * @param float $right
+     * @return Zend_Pdf_Annotation
+     */
+    public function setRight($right) {
+        $this->_annotationDictionary->Rect->items[2]->touch();
+        $this->_annotationDictionary->Rect->items[2]->value = $right;
+
+        return $this;
+    }
+
+    /**
+     * Get right edge of the annotation rectangle.
+     *
+     * @return float
+     */
+    public function getRight() {
+        return $this->_annotationDictionary->Rect->items[2]->value;
+    }
+
+    /**
+     * Set left edge of the annotation rectangle.
+     *
+     * @param float $left
+     * @return Zend_Pdf_Annotation
+     */
+    public function setLeft($left) {
+        $this->_annotationDictionary->Rect->items[0]->touch();
+        $this->_annotationDictionary->Rect->items[0]->value = $left;
+
+        return $this;
+    }
+
+    /**
+     * Get left edge of the annotation rectangle.
+     *
+     * @return float
+     */
+    public function getLeft() {
+        return $this->_annotationDictionary->Rect->items[0]->value;
+    }
+
+    /**
+     * Return text to be displayed for the annotation or, if this type of annotation
+     * does not display text, an alternate description of the annotation’s contents
+     * in human-readable form.
+     *
+     * @return string
+     */
+    public function getText() {
+        if ($this->_annotationDictionary->Contents === null) {
+            return '';
+        }
+
+        return $this->_annotationDictionary->Contents->value;
+    }
+
+    /**
+     * Set text to be displayed for the annotation or, if this type of annotation
+     * does not display text, an alternate description of the annotation’s contents
+     * in human-readable form.
+     *
+     * @param string $text
+     * @return Zend_Pdf_Annotation
+     */
+    public function setText($text) {
+        require_once 'Zend/Pdf/Element/String.php';
+
+        if ($this->_annotationDictionary->Contents === null) {
+            $this->_annotationDictionary->touch();
+            $this->_annotationDictionary->Contents = new Zend_Pdf_Element_String($text);
+        } else {
+            $this->_annotationDictionary->Contents->touch();
+            $this->_annotationDictionary->Contents->value = new Zend_Pdf_Element_String($text);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Annotation object constructor
+     *
+     * @throws Zend_Pdf_Exception
+     */
+    public function __construct(Zend_Pdf_Element $annotationDictionary)
+    {
+        if ($annotationDictionary->getType() != Zend_Pdf_Element::TYPE_DICTIONARY) {
+            require_once 'Zend/Pdf/Exception.php';
+            throw new Zend_Pdf_Exception('Annotation dictionary resource has to be a dictionary.');
+        }
+
+        $this->_annotationDictionary = $annotationDictionary;
+
+        if ($this->_annotationDictionary->Type !== null  &&
+            $this->_annotationDictionary->Type->value != 'Annot') {
+            require_once 'Zend/Pdf/Exception.php';
+            throw new Zend_Pdf_Exception('Wrong resource type. \'Annot\' expected.');
+        }
+
+        if ($this->_annotationDictionary->Rect === null) {
+            require_once 'Zend/Pdf/Exception.php';
+            throw new Zend_Pdf_Exception('\'Rect\' dictionary entry is required.');
+        }
+
+        if (count($this->_annotationDictionary->Rect->items) != 4 ||
+            $this->_annotationDictionary->Rect->items[0]->getType() != Zend_Pdf_Element::TYPE_NUMERIC ||
+            $this->_annotationDictionary->Rect->items[1]->getType() != Zend_Pdf_Element::TYPE_NUMERIC ||
+            $this->_annotationDictionary->Rect->items[2]->getType() != Zend_Pdf_Element::TYPE_NUMERIC ||
+            $this->_annotationDictionary->Rect->items[3]->getType() != Zend_Pdf_Element::TYPE_NUMERIC ) {
+            require_once 'Zend/Pdf/Exception.php';
+            throw new Zend_Pdf_Exception('\'Rect\' dictionary entry must be an array of four numeric elements.');
+        }
+    }
+
+    /**
+     * Load Annotation object from a specified resource
+     *
+     * @internal
+     * @param $destinationArray
+     * @return Zend_Pdf_Annotation
+     */
+    public static function load(Zend_Pdf_Element $resource)
+    {
+        /** @todo implementation */
+    }
+}