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 <?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) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 
 /** Internally used classes */
 // require_once 'Zend/Pdf/Element.php';
 // require_once 'Zend/Pdf/Element/Array.php';
 // require_once 'Zend/Pdf/Element/Dictionary.php';
 // require_once 'Zend/Pdf/Element/Name.php';
 // require_once 'Zend/Pdf/Element/Numeric.php';
 // require_once 'Zend/Pdf/Element/String.php';
 
 
 /** Zend_Pdf_Annotation */
 // require_once 'Zend/Pdf/Annotation.php';
 
 /**
  * A markup annotation
  *
  * @package    Zend_Pdf
  * @subpackage Annotation
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  */
 class Zend_Pdf_Annotation_Markup extends Zend_Pdf_Annotation
 {
     /**
      * Annotation subtypes
      */
     const SUBTYPE_HIGHLIGHT = 'Highlight';
     const SUBTYPE_UNDERLINE = 'Underline';
     const SUBTYPE_SQUIGGLY  = 'Squiggly';
     const SUBTYPE_STRIKEOUT = 'StrikeOut';
 
     /**
      * 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.');
         }
 
         if ($annotationDictionary->Subtype === null  ||
             $annotationDictionary->Subtype->getType() != Zend_Pdf_Element::TYPE_NAME  ||
             !in_array( $annotationDictionary->Subtype->value,
                        array(self::SUBTYPE_HIGHLIGHT,
                              self::SUBTYPE_UNDERLINE,
                              self::SUBTYPE_SQUIGGLY,
                              self::SUBTYPE_STRIKEOUT) )) {
             // require_once 'Zend/Pdf/Exception.php';
             throw new Zend_Pdf_Exception('Subtype => Markup entry is omitted or has wrong value.');
         }
 
         parent::__construct($annotationDictionary);
     }
 
     /**
      * Create markup annotation object
      *
      * Text markup annotations appear as highlights, underlines, strikeouts or
      * jagged ("squiggly") underlines in the text of a document. When opened,
      * they display a pop-up window containing the text of the associated note.
      *
      * $subType parameter may contain
      *     Zend_Pdf_Annotation_Markup::SUBTYPE_HIGHLIGHT
      *     Zend_Pdf_Annotation_Markup::SUBTYPE_UNDERLINE
      *     Zend_Pdf_Annotation_Markup::SUBTYPE_SQUIGGLY
      *     Zend_Pdf_Annotation_Markup::SUBTYPE_STRIKEOUT
      * for for a highlight, underline, squiggly-underline, or strikeout annotation,
      * respectively.
      *
      * $quadPoints is an array of 8xN numbers specifying the coordinates of
      * N quadrilaterals default user space. Each quadrilateral encompasses a word or
      * group of contiguous words in the text underlying the annotation.
      * The coordinates for each quadrilateral are given in the order
      *     x1 y1 x2 y2 x3 y3 x4 y4
      * specifying the quadrilateral’s four vertices in counterclockwise order
      * starting from left bottom corner.
      * The text is oriented with respect to the edge connecting points
      * (x1, y1) and (x2, y2).
      *
      * @param float $x1
      * @param float $y1
      * @param float $x2
      * @param float $y2
      * @param string $text
      * @param string $subType
      * @param array $quadPoints  [x1 y1 x2 y2 x3 y3 x4 y4]
      * @return Zend_Pdf_Annotation_Markup
      * @throws Zend_Pdf_Exception
      */
     public static function create($x1, $y1, $x2, $y2, $text, $subType, $quadPoints)
     {
         $annotationDictionary = new Zend_Pdf_Element_Dictionary();
 
         $annotationDictionary->Type    = new Zend_Pdf_Element_Name('Annot');
         $annotationDictionary->Subtype = new Zend_Pdf_Element_Name($subType);
 
         $rectangle = new Zend_Pdf_Element_Array();
         $rectangle->items[] = new Zend_Pdf_Element_Numeric($x1);
         $rectangle->items[] = new Zend_Pdf_Element_Numeric($y1);
         $rectangle->items[] = new Zend_Pdf_Element_Numeric($x2);
         $rectangle->items[] = new Zend_Pdf_Element_Numeric($y2);
         $annotationDictionary->Rect = $rectangle;
 
         $annotationDictionary->Contents = new Zend_Pdf_Element_String($text);
 
         if (!is_array($quadPoints)  ||  count($quadPoints) == 0  ||  count($quadPoints) % 8 != 0) {
             // require_once 'Zend/Pdf/Exception.php';
             throw new Zend_Pdf_Exception('$quadPoints parameter must be an array of 8xN numbers');
         }
         $points = new Zend_Pdf_Element_Array();
         foreach ($quadPoints as $quadPoint) {
             $points->items[] = new Zend_Pdf_Element_Numeric($quadPoint);
         }
         $annotationDictionary->QuadPoints = $points;
 
         return new Zend_Pdf_Annotation_Markup($annotationDictionary);
     }
 }