--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Pdf/Outline/Loaded.php Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,460 @@
+<?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 Actions
+ * @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: Loaded.php 23195 2010-10-21 10:12:12Z alexander $
+ */
+
+
+/** Internally used classes */
+require_once 'Zend/Pdf/Element.php';
+require_once 'Zend/Pdf/Element/Array.php';
+require_once 'Zend/Pdf/Element/Numeric.php';
+require_once 'Zend/Pdf/Element/String.php';
+
+
+/** Zend_Pdf_Outline */
+require_once 'Zend/Pdf/Outline.php';
+
+/**
+ * Traceable PDF outline representation class
+ *
+ * Instances of this class trace object update uperations. That allows to avoid outlines PDF tree update
+ * which should be performed at each document update otherwise.
+ *
+ * @package Zend_Pdf
+ * @subpackage Outlines
+ * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ */
+class Zend_Pdf_Outline_Loaded extends Zend_Pdf_Outline
+{
+ /**
+ * Outline dictionary object
+ *
+ * @var Zend_Pdf_Element_Dictionary|Zend_Pdf_Element_Object|Zend_Pdf_Element_Reference
+ */
+ protected $_outlineDictionary;
+
+ /**
+ * original array of child outlines
+ *
+ * @var array
+ */
+ protected $_originalChildOutlines = array();
+
+ /**
+ * Get outline title.
+ *
+ * @return string
+ * @throws Zend_Pdf_Exception
+ */
+ public function getTitle()
+ {
+ if ($this->_outlineDictionary->Title === null) {
+ require_once 'Zend/Pdf/Exception.php';
+ throw new Zend_Pdf_Exception('Outline dictionary Title entry is required.');
+ }
+ return $this->_outlineDictionary->Title->value;
+ }
+
+ /**
+ * Set outline title
+ *
+ * @param string $title
+ * @return Zend_Pdf_Outline
+ */
+ public function setTitle($title)
+ {
+ $this->_outlineDictionary->Title->touch();
+ $this->_outlineDictionary->Title = new Zend_Pdf_Element_String($title);
+ return $this;
+ }
+
+ /**
+ * Sets 'isOpen' outline flag
+ *
+ * @param boolean $isOpen
+ * @return Zend_Pdf_Outline
+ */
+ public function setIsOpen($isOpen)
+ {
+ parent::setIsOpen($isOpen);
+
+ if ($this->_outlineDictionary->Count === null) {
+ // Do Nothing.
+ return this;
+ }
+
+ $childrenCount = $this->_outlineDictionary->Count->value;
+ $isOpenCurrentState = ($childrenCount > 0);
+ if ($isOpen != $isOpenCurrentState) {
+ $this->_outlineDictionary->Count->touch();
+ $this->_outlineDictionary->Count->value = ($isOpen? 1 : -1)*abs($childrenCount);
+ }
+
+ return $this;
+ }
+
+ /**
+ * Returns true if outline item is displayed in italic
+ *
+ * @return boolean
+ */
+ public function isItalic()
+ {
+ if ($this->_outlineDictionary->F === null) {
+ return false;
+ }
+ return $this->_outlineDictionary->F->value & 1;
+ }
+
+ /**
+ * Sets 'isItalic' outline flag
+ *
+ * @param boolean $isItalic
+ * @return Zend_Pdf_Outline
+ */
+ public function setIsItalic($isItalic)
+ {
+ if ($this->_outlineDictionary->F === null) {
+ $this->_outlineDictionary->touch();
+ $this->_outlineDictionary->F = new Zend_Pdf_Element_Numeric($isItalic? 1 : 0);
+ } else {
+ $this->_outlineDictionary->F->touch();
+ if ($isItalic) {
+ $this->_outlineDictionary->F->value = $this->_outlineDictionary->F->value | 1;
+ } else {
+ $this->_outlineDictionary->F->value = $this->_outlineDictionary->F->value | ~1;
+ }
+ }
+ return $this;
+ }
+
+ /**
+ * Returns true if outline item is displayed in bold
+ *
+ * @return boolean
+ */
+ public function isBold()
+ {
+ if ($this->_outlineDictionary->F === null) {
+ return false;
+ }
+ return $this->_outlineDictionary->F->value & 2;
+ }
+
+ /**
+ * Sets 'isBold' outline flag
+ *
+ * @param boolean $isBold
+ * @return Zend_Pdf_Outline
+ */
+ public function setIsBold($isBold)
+ {
+ if ($this->_outlineDictionary->F === null) {
+ $this->_outlineDictionary->touch();
+ $this->_outlineDictionary->F = new Zend_Pdf_Element_Numeric($isBold? 2 : 0);
+ } else {
+ $this->_outlineDictionary->F->touch();
+ if ($isBold) {
+ $this->_outlineDictionary->F->value = $this->_outlineDictionary->F->value | 2;
+ } else {
+ $this->_outlineDictionary->F->value = $this->_outlineDictionary->F->value | ~2;
+ }
+ }
+ return $this;
+ }
+
+
+ /**
+ * Get outline text color.
+ *
+ * @return Zend_Pdf_Color_Rgb
+ */
+ public function getColor()
+ {
+ if ($this->_outlineDictionary->C === null) {
+ return null;
+ }
+
+ $components = $this->_outlineDictionary->C->items;
+
+ require_once 'Zend/Pdf/Color/Rgb.php';
+ return new Zend_Pdf_Color_Rgb($components[0], $components[1], $components[2]);
+ }
+
+ /**
+ * Set outline text color.
+ * (null means default color which is black)
+ *
+ * @param Zend_Pdf_Color_Rgb $color
+ * @return Zend_Pdf_Outline
+ */
+ public function setColor(Zend_Pdf_Color_Rgb $color)
+ {
+ $this->_outlineDictionary->touch();
+
+ if ($color === null) {
+ $this->_outlineDictionary->C = null;
+ } else {
+ $components = $color->getComponents();
+ $colorComponentElements = array(new Zend_Pdf_Element_Numeric($components[0]),
+ new Zend_Pdf_Element_Numeric($components[1]),
+ new Zend_Pdf_Element_Numeric($components[2]));
+ $this->_outlineDictionary->C = new Zend_Pdf_Element_Array($colorComponentElements);
+ }
+
+ return $this;
+ }
+
+ /**
+ * Get outline target.
+ *
+ * @return Zend_Pdf_Target
+ * @throws Zend_Pdf_Exception
+ */
+ public function getTarget()
+ {
+ if ($this->_outlineDictionary->Dest !== null) {
+ if ($this->_outlineDictionary->A !== null) {
+ require_once 'Zend/Pdf/Exception.php';
+ throw new Zend_Pdf_Exception('Outline dictionary may contain Dest or A entry, but not both.');
+ }
+
+ require_once 'Zend/Pdf/Destination.php';
+ return Zend_Pdf_Destination::load($this->_outlineDictionary->Dest);
+ } else if ($this->_outlineDictionary->A !== null) {
+ require_once 'Zend/Pdf/Action.php';
+ return Zend_Pdf_Action::load($this->_outlineDictionary->A);
+ }
+
+ return null;
+ }
+
+ /**
+ * Set outline target.
+ * Null means no target
+ *
+ * @param Zend_Pdf_Target|string $target
+ * @return Zend_Pdf_Outline
+ * @throws Zend_Pdf_Exception
+ */
+ public function setTarget($target = null)
+ {
+ $this->_outlineDictionary->touch();
+
+ if (is_string($target)) {
+ require_once 'Zend/Pdf/Destination/Named.php';
+ $target = Zend_Pdf_Destination_Named::create($target);
+ }
+
+ if ($target === null) {
+ $this->_outlineDictionary->Dest = null;
+ $this->_outlineDictionary->A = null;
+ } else if ($target instanceof Zend_Pdf_Destination) {
+ $this->_outlineDictionary->Dest = $target->getResource();
+ $this->_outlineDictionary->A = null;
+ } else if ($target instanceof Zend_Pdf_Action) {
+ $this->_outlineDictionary->Dest = null;
+ $this->_outlineDictionary->A = $target->getResource();
+ } else {
+ require_once 'Zend/Pdf/Exception.php';
+ throw new Zend_Pdf_Exception('Outline target has to be Zend_Pdf_Destination or Zend_Pdf_Action object or string');
+ }
+
+ return $this;
+ }
+
+ /**
+ * Set outline options
+ *
+ * @param array $options
+ * @return Zend_Pdf_Actions_Traceable
+ * @throws Zend_Pdf_Exception
+ */
+ public function setOptions(array $options)
+ {
+ parent::setOptions($options);
+
+ return $this;
+ }
+
+
+
+ /**
+ * Create PDF outline object using specified dictionary
+ *
+ * @internal
+ * @param Zend_Pdf_Element $dictionary (It's actually Dictionary or Dictionary Object or Reference to a Dictionary Object)
+ * @param Zend_Pdf_Action $parentAction
+ * @param SplObjectStorage $processedOutlines List of already processed Outline dictionaries,
+ * used to avoid cyclic references
+ * @return Zend_Pdf_Action
+ * @throws Zend_Pdf_Exception
+ */
+ public function __construct(Zend_Pdf_Element $dictionary, SplObjectStorage $processedDictionaries = null)
+ {
+ if ($dictionary->getType() != Zend_Pdf_Element::TYPE_DICTIONARY) {
+ require_once 'Zend/Pdf/Exception.php';
+ throw new Zend_Pdf_Exception('$dictionary mast be an indirect dictionary object.');
+ }
+
+ if ($processedDictionaries === null) {
+ $processedDictionaries = new SplObjectStorage();
+ }
+ $processedDictionaries->attach($dictionary);
+
+ $this->_outlineDictionary = $dictionary;
+
+ if ($dictionary->Count !== null) {
+ if ($dictionary->Count->getType() != Zend_Pdf_Element::TYPE_NUMERIC) {
+ require_once 'Zend/Pdf/Exception.php';
+ throw new Zend_Pdf_Exception('Outline dictionary Count entry must be a numeric element.');
+ }
+
+ $childOutlinesCount = $dictionary->Count->value;
+ if ($childOutlinesCount > 0) {
+ $this->_open = true;
+ }
+ $childOutlinesCount = abs($childOutlinesCount);
+
+ $childDictionary = $dictionary->First;
+
+ $children = new SplObjectStorage();
+ while ($childDictionary !== null) {
+ // Check children structure for cyclic references
+ if ($children->contains($childDictionary)) {
+ require_once 'Zend/Pdf/Exception.php';
+ throw new Zend_Pdf_Exception('Outline childs load error.');
+ }
+
+ if (!$processedDictionaries->contains($childDictionary)) {
+ $this->childOutlines[] = new Zend_Pdf_Outline_Loaded($childDictionary, $processedDictionaries);
+ }
+
+ $childDictionary = $childDictionary->Next;
+ }
+
+ $this->_originalChildOutlines = $this->childOutlines;
+ }
+ }
+
+ /**
+ * Dump Outline and its child outlines into PDF structures
+ *
+ * Returns dictionary indirect object or reference
+ *
+ * @internal
+ * @param Zend_Pdf_ElementFactory $factory object factory for newly created indirect objects
+ * @param boolean $updateNavigation Update navigation flag
+ * @param Zend_Pdf_Element $parent Parent outline dictionary reference
+ * @param Zend_Pdf_Element $prev Previous outline dictionary reference
+ * @param SplObjectStorage $processedOutlines List of already processed outlines
+ * @return Zend_Pdf_Element
+ * @throws Zend_Pdf_Exception
+ */
+ public function dumpOutline(Zend_Pdf_ElementFactory_Interface $factory,
+ $updateNavigation,
+ Zend_Pdf_Element $parent,
+ Zend_Pdf_Element $prev = null,
+ SplObjectStorage $processedOutlines = null)
+ {
+ if ($processedOutlines === null) {
+ $processedOutlines = new SplObjectStorage();
+ }
+ $processedOutlines->attach($this);
+
+ if ($updateNavigation) {
+ $this->_outlineDictionary->touch();
+
+ $this->_outlineDictionary->Parent = $parent;
+ $this->_outlineDictionary->Prev = $prev;
+ $this->_outlineDictionary->Next = null;
+ }
+
+ $updateChildNavigation = false;
+ if (count($this->_originalChildOutlines) != count($this->childOutlines)) {
+ // If original and current children arrays have different size then children list was updated
+ $updateChildNavigation = true;
+ } else if ( !(array_keys($this->_originalChildOutlines) === array_keys($this->childOutlines)) ) {
+ // If original and current children arrays have different keys (with a glance to an order) then children list was updated
+ $updateChildNavigation = true;
+ } else {
+ foreach ($this->childOutlines as $key => $childOutline) {
+ if ($this->_originalChildOutlines[$key] !== $childOutline) {
+ $updateChildNavigation = true;
+ break;
+ }
+ }
+ }
+
+ $lastChild = null;
+ if ($updateChildNavigation) {
+ $this->_outlineDictionary->touch();
+ $this->_outlineDictionary->First = null;
+
+ foreach ($this->childOutlines as $childOutline) {
+ if ($processedOutlines->contains($childOutline)) {
+ require_once 'Zend/Pdf/Exception.php';
+ throw new Zend_Pdf_Exception('Outlines cyclyc reference is detected.');
+ }
+
+ if ($lastChild === null) {
+ // First pass. Update Outlines dictionary First entry using corresponding value
+ $lastChild = $childOutline->dumpOutline($factory, $updateChildNavigation, $this->_outlineDictionary, null, $processedOutlines);
+ $this->_outlineDictionary->First = $lastChild;
+ } else {
+ // Update previous outline dictionary Next entry (Prev is updated within dumpOutline() method)
+ $childOutlineDictionary = $childOutline->dumpOutline($factory, $updateChildNavigation, $this->_outlineDictionary, $lastChild, $processedOutlines);
+ $lastChild->Next = $childOutlineDictionary;
+ $lastChild = $childOutlineDictionary;
+ }
+ }
+
+ $this->_outlineDictionary->Last = $lastChild;
+
+ if (count($this->childOutlines) != 0) {
+ $this->_outlineDictionary->Count = new Zend_Pdf_Element_Numeric(($this->isOpen()? 1 : -1)*count($this->childOutlines));
+ } else {
+ $this->_outlineDictionary->Count = null;
+ }
+ } else {
+ foreach ($this->childOutlines as $childOutline) {
+ if ($processedOutlines->contains($childOutline)) {
+ require_once 'Zend/Pdf/Exception.php';
+ throw new Zend_Pdf_Exception('Outlines cyclyc reference is detected.');
+ }
+ $lastChild = $childOutline->dumpOutline($factory, $updateChildNavigation, $this->_outlineDictionary, $lastChild, $processedOutlines);
+ }
+ }
+
+ return $this->_outlineDictionary;
+ }
+
+ public function dump($level = 0)
+ {
+ printf(":%3d:%s:%s:%s%s :\n", count($this->childOutlines),$this->isItalic()? 'i':' ', $this->isBold()? 'b':' ', str_pad('', 4*$level), $this->getTitle());
+
+ if ($this->isOpen() || true) {
+ foreach ($this->childOutlines as $child) {
+ $child->dump($level + 1);
+ }
+ }
+ }
+}