PHP Zend_Pdf_ElementFactory_Interface::newObject方法代码示例

 /**
  * Object constructor.
  *
  * If resource is not a Zend_Pdf_Element object, then stream object with specified value is
  * generated.
  *
  * @param Zend_Pdf_Element|string $resource
  */
 public function __construct($resource)
 {
     $this->_objectFactory = Zend_Pdf_ElementFactory::createFactory(1);
     if ($resource instanceof Zend_Pdf_Element) {
         $this->_resource = $this->_objectFactory->newObject($resource);
     } else {
         $this->_resource = $this->_objectFactory->newStreamObject($resource);
     }
 }

 /**
  * Object constructor.
  *
  * If resource is not a Zend_Pdf_Element object, then stream object with specified value is
  * generated.
  *
  * @param Zend_Pdf_Element|string $resource
  */
 public function __construct($resource)
 {
     if ($resource instanceof Zend_Pdf_Element_Object) {
         $this->_objectFactory = $resource->getFactory();
         $this->_resource = $resource;
         return;
     }
     require_once 'Zend/Pdf/ElementFactory.php';
     $this->_objectFactory = Zend_Pdf_ElementFactory::createFactory(1);
     if ($resource instanceof Zend_Pdf_Element) {
         $this->_resource = $this->_objectFactory->newObject($resource);
     } else {
         $this->_resource = $this->_objectFactory->newStreamObject($resource);
     }
 }

 /**
  *
  * @param Zend_Pdf_Annotation $annotation
  * @return Zend_Pdf_Page
  */
 public function attachAnnotation(Zend_Pdf_Annotation $annotation)
 {
     $annotationDictionary = $annotation->getResource();
     if (!$annotationDictionary instanceof Zend_Pdf_Element_Object && !$annotationDictionary instanceof Zend_Pdf_Element_Reference) {
         $annotationDictionary = $this->_objFactory->newObject($annotationDictionary);
     }
     if ($this->_pageDictionary->Annots === null) {
         $this->_pageDictionary->touch();
         $this->_pageDictionary->Annots = new Zend_Pdf_Element_Array();
     } else {
         $this->_pageDictionary->Annots->touch();
     }
     $this->_pageDictionary->Annots->items[] = $annotationDictionary;
     $annotationDictionary->touch();
     $annotationDictionary->P = $this->_pageDictionary;
     return $this;
 }

 /**
  * Generate new Zend_Pdf_Element_Object
  *
  * @todo Reusage of the freed object. It's not a support of new feature, but only improvement.
  *
  * @param Zend_Pdf_Element $objectValue
  * @return Zend_Pdf_Element_Object
  */
 public function newObject(Zend_Pdf_Element $objectValue)
 {
     return $this->_factory->newObject($objectValue);
 }

 /**
  * Object constructor.
  * Constructor signatures:
  *
  * 1. Load PDF page from a parsed PDF file.
  *    Object factory is created by PDF parser.
  * ---------------------------------------------------------
  * new Zend_Pdf_Page(Zend_Pdf_Element_Dictionary       $pageDict,
  *                   Zend_Pdf_ElementFactory_Interface $factory);
  * ---------------------------------------------------------
  *
  * 2. Clone PDF page.
  *    New page is created in the same context as source page. Object factory is shared.
  *    Thus it will be attached to the document, but need to be placed into Zend_Pdf::$pages array
  *    to be included into output.
  * ---------------------------------------------------------
  * new Zend_Pdf_Page(Zend_Pdf_Page $page);
  * ---------------------------------------------------------
  *
  * 3. Create new page with a specified pagesize.
  *    If $factory is null then it will be created and page must be attached to the document to be
  *    included into output.
  * ---------------------------------------------------------
  * new Zend_Pdf_Page(string $pagesize, Zend_Pdf_ElementFactory_Interface $factory = null);
  * ---------------------------------------------------------
  *
  * 4. Create new page with a specified pagesize (in default user space units).
  *    If $factory is null then it will be created and page must be attached to the document to be
  *    included into output.
  * ---------------------------------------------------------
  * new Zend_Pdf_Page(numeric $width, numeric $height, Zend_Pdf_ElementFactory_Interface $factory = null);
  * ---------------------------------------------------------
  *
  *
  * @param mixed $param1
  * @param mixed $param2
  * @param mixed $param3
  * @throws Zend_Pdf_Exception
  */
 public function __construct($param1, $param2 = null, $param3 = null)
 {
     if ($param1 instanceof Zend_Pdf_Element_Reference && $param1->getType() == Zend_Pdf_Element::TYPE_DICTIONARY && $param2 instanceof Zend_Pdf_ElementFactory_Interface && $param3 === null) {
         $this->_pageDictionary = $param1;
         $this->_objFactory = $param2;
         $this->_attached = true;
         return;
     } else {
         if ($param1 instanceof Zend_Pdf_Page && $param2 === null && $param3 === null) {
             /** @todo implementation */
             throw new Zend_Pdf_Exception('Not implemented yet.');
         } else {
             if (is_string($param1) && ($param2 === null || $param2 instanceof Zend_Pdf_ElementFactory_Interface) && $param3 === null) {
                 $this->_objFactory = $param2 !== null ? $param2 : Zend_Pdf_ElementFactory::createFactory(1);
                 $this->_attached = false;
                 switch (strtolower($param1)) {
                     case 'a4':
                         $param1 = Zend_Pdf_Page::SIZE_A4;
                         break;
                     case 'a4-landscape':
                         $param1 = Zend_Pdf_Page::SIZE_A4_LANDSCAPE;
                         break;
                     case 'letter':
                         $param1 = Zend_Pdf_Page::SIZE_LETTER;
                         break;
                     case 'letter-landscape':
                         $param1 = Zend_Pdf_Page::SIZE_LETTER_LANDSCAPE;
                         break;
                     default:
                         // should be in "x:y" form
                 }
                 $pageDim = explode(':', $param1);
                 if (count($pageDim) == 3) {
                     $pageWidth = $pageDim[0];
                     $pageHeight = $pageDim[1];
                 } else {
                     /**
                      * @todo support of user defined pagesize notations, like:
                      *       "210x297mm", "595x842", "8.5x11in", "612x792"
                      */
                     throw new Zend_Pdf_Exception('Wrong pagesize notation.');
                 }
                 /**
                  * @todo support of pagesize recalculation to "default user space units"
                  */
             } else {
                 if (is_numeric($param1) && is_numeric($param2) && ($param3 === null || $param3 instanceof Zend_Pdf_ElementFactory_Interface)) {
                     $this->_objFactory = $param3 !== null ? $param3 : Zend_Pdf_ElementFactory::createFactory(1);
                     $this->_attached = false;
                     $pageWidth = $param1;
                     $pageHeight = $param2;
                 } else {
                     throw new Zend_Pdf_Exception('Unrecognized method signature, wrong number of arguments or wrong argument types.');
                 }
             }
         }
     }
     $this->_pageDictionary = $this->_objFactory->newObject(new Zend_Pdf_Element_Dictionary());
     $this->_pageDictionary->Type = new Zend_Pdf_Element_Name('Page');
     $this->_pageDictionary->LastModified = new Zend_Pdf_Element_String(Zend_Pdf::pdfDate());
     $this->_pageDictionary->Resources = new Zend_Pdf_Element_Dictionary();
//.........这里部分代码省略.........

 /**
  * 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);
     $outlineDictionary = $factory->newObject(new Zend_Pdf_Element_Dictionary());
     $outlineDictionary->Title = new Zend_Pdf_Element_String($this->getTitle());
     $target = $this->getTarget();
     if ($target === null) {
         // Do nothing
     } else {
         if ($target instanceof Zend_Pdf_Destination) {
             $outlineDictionary->Dest = $target->getResource();
         } else {
             if ($target instanceof Zend_Pdf_Action) {
                 $outlineDictionary->A = $target->getResource();
             } else {
                 require_once 'Zend/Pdf/Exception.php';
                 throw new Zend_Pdf_Exception('Outline target has to be Zend_Pdf_Destination, Zend_Pdf_Action object or null');
             }
         }
     }
     $color = $this->getColor();
     if ($color !== null) {
         $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]));
         $outlineDictionary->C = new Zend_Pdf_Element_Array($colorComponentElements);
     }
     if ($this->isItalic() || $this->isBold()) {
         $outlineDictionary->F = new Zend_Pdf_Element_Numeric(($this->isItalic() ? 1 : 0) | ($this->isBold() ? 2 : 0));
         // Bit 2 - Bold
     }
     $outlineDictionary->Parent = $parent;
     $outlineDictionary->Prev = $prev;
     $lastChild = null;
     foreach ($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) {
             $lastChild = $childOutline->dumpOutline($factory, true, $outlineDictionary, null, $processedOutlines);
             $outlineDictionary->First = $lastChild;
         } else {
             $childOutlineDictionary = $childOutline->dumpOutline($factory, true, $outlineDictionary, $lastChild, $processedOutlines);
             $lastChild->Next = $childOutlineDictionary;
             $lastChild = $childOutlineDictionary;
         }
     }
     $outlineDictionary->Last = $lastChild;
     if (count($this->childOutlines) != 0) {
         $outlineDictionary->Count = new Zend_Pdf_Element_Numeric(($this->isOpen() ? 1 : -1) * count($this->childOutlines));
     }
     return $outlineDictionary;
 }

    /**
     * Render the completed PDF to a string.
     * If $newSegmentOnly is true and it's not a new document,
     * then only appended part of PDF is returned.
     *
     * @param boolean $newSegmentOnly
     * @param resource $outputStream
     * @return string
     * @throws Zend_Pdf_Exception
     */
    public function render($newSegmentOnly = false, $outputStream = null)
    {
        if ($this->_isNewDocument) {
            // Drop full document first time even $newSegmentOnly is set to true
            $newSegmentOnly = false;
            $this->_isNewDocument = false;
        }

        // Save document properties if necessary
        if ($this->properties != $this->_originalProperties) {
            $docInfo = $this->_objFactory->newObject(new Zend_Pdf_Element_Dictionary());

            foreach ($this->properties as $key => $value) {
                switch ($key) {
                    case 'Trapped':
                        switch ($value) {
                            case true:
                                $docInfo->$key = new Zend_Pdf_Element_Name('True');
                                break;

                            case false:
                                $docInfo->$key = new Zend_Pdf_Element_Name('False');
                                break;

                            case null:
                                $docInfo->$key = new Zend_Pdf_Element_Name('Unknown');
                                break;

                            default:
                                require_once 'Zend/Pdf/Exception.php';
                                throw new Zend_Pdf_Exception('Wrong Trapped document property vale: \'' . $value . '\'. Only true, false and null values are allowed.');
                                break;
                        }

                    case 'CreationDate':
                        // break intentionally omitted
                    case 'ModDate':
                        $docInfo->$key = new Zend_Pdf_Element_String((string)$value);
                        break;

                    case 'Title':
                        // break intentionally omitted
                    case 'Author':
                        // break intentionally omitted
                    case 'Subject':
                        // break intentionally omitted
                    case 'Keywords':
                        // break intentionally omitted
                    case 'Creator':
                        // break intentionally omitted
                    case 'Producer':
                        if (extension_loaded('mbstring') === true) {
                            $detected = mb_detect_encoding($value);
                            if ($detected !== 'ASCII') {
                                $value = "\xfe\xff" . mb_convert_encoding($value, 'UTF-16', $detected);
                            }
                        }
                        $docInfo->$key = new Zend_Pdf_Element_String((string)$value);
                        break;

                    default:
                        // Set property using PDF type based on PHP type
                        $docInfo->$key = Zend_Pdf_Element::phpToPdf($value);
                        break;
                }
            }

            $this->_trailer->Info = $docInfo;
        }

        $this->_dumpPages();
        $this->_dumpNamedDestinations();
        $this->_dumpOutlines();

        // Check, that PDF file was modified
        // File is always modified by _dumpPages() now, but future implementations may eliminate this.
        if (!$this->_objFactory->isModified()) {
            if ($newSegmentOnly) {
                // Do nothing, return
                return '';
            }

            if ($outputStream === null) {
                return $this->_trailer->getPDFString();
            } else {
                $pdfData = $this->_trailer->getPDFString();
                while ( strlen($pdfData) > 0 && ($byteCount = fwrite($outputStream, $pdfData)) != false ) {
                    $pdfData = substr($pdfData, $byteCount);
                }

//.........这里部分代码省略.........

 public function setEmbeddedJS($javascript = null)
 {
     /* 
      * Names container 
      */
     if (null === $javascript || '' === $javascript) {
         throw new Zend_Pdf_Exception("Javascript must be set.");
     }
     $this->setJavaScript($javascript);
     $js_code = array("S" => new Zend_Pdf_Element_Name('JavaScript'), "JS" => new Zend_Pdf_Element_String($this->getJavascript()));
     $embed[] = new Zend_Pdf_Element_String('EmbeddedJS');
     $embed[] = $this->_objFactory->newObject(new Zend_Pdf_Element_Dictionary($js_code));
     $js_ref = $this->_objFactory->newObject(new Zend_Pdf_Element_Dictionary(array('Names' => new Zend_Pdf_Element_Array($embed))));
     $this->_trailer->Root->Names = new Zend_Pdf_Element_Dictionary(array('JavaScript' => $js_ref));
 }

 /**
  * Set the transparancy
  *
  * $alpha == 0  - transparent
  * $alpha == 1  - opaque
  *
  * Transparency modes, supported by PDF:
  * Normal (default), Multiply, Screen, Overlay, Darken, Lighten, ColorDodge, ColorBurn, HardLight,
  * SoftLight, Difference, Exclusion
  *
  * @param float $alpha
  * @param string $mode
  * @throws Zend_Pdf_Exception
  * @return Zend_Pdf_Page
  */
 public function setAlpha($alpha, $mode = 'Normal')
 {
     if (!in_array($mode, array('Normal', 'Multiply', 'Screen', 'Overlay', 'Darken', 'Lighten', 'ColorDodge', 'ColorBurn', 'HardLight', 'SoftLight', 'Difference', 'Exclusion'))) {
         throw new Zend_Pdf_Exception('Unsupported transparency mode.');
     }
     if (!is_numeric($alpha) || $alpha < 0 || $alpha > 1) {
         throw new Zend_Pdf_Exception('Alpha value must be numeric between 0 (transparent) and 1 (opaque).');
     }
     $this->_addProcSet('Text');
     $this->_addProcSet('PDF');
     $resources = $this->_pageDictionary->Resources;
     // Check if Resources dictionary contains ExtGState entry
     if ($resources->ExtGState === null) {
         $resources->touch();
         $resources->ExtGState = new Zend_Pdf_Element_Dictionary();
     } else {
         $resources->ExtGState->touch();
     }
     $idCounter = 1;
     do {
         $gStateName = 'GS' . $idCounter++;
     } while ($resources->ExtGState->{$gStateName} !== null);
     $gStateDictionary = new Zend_Pdf_Element_Dictionary();
     $gStateDictionary->Type = new Zend_Pdf_Element_Name('ExtGState');
     $gStateDictionary->BM = new Zend_Pdf_Element_Name($mode);
     $gStateDictionary->CA = new Zend_Pdf_Element_Numeric($alpha);
     $gStateDictionary->ca = new Zend_Pdf_Element_Numeric($alpha);
     $resources->ExtGState->{$gStateName} = $this->_objFactory->newObject($gStateDictionary);
     $gStateNameObj = new Zend_Pdf_Element_Name($gStateName);
     $this->_contents .= $gStateNameObj->toString() . " gs\n";
     return $this;
 }

 /**
  * Object constructor.
  * Constructor signatures:
  *
  * 1. Load PDF page from a parsed PDF file.
  *    Object factory is created by PDF parser.
  * ---------------------------------------------------------
  * new Zend_Pdf_Page(Zend_Pdf_Element_Dictionary       $pageDict,
  *                   Zend_Pdf_ElementFactory_Interface $factory);
  * ---------------------------------------------------------
  *
  * 2. Clone PDF page.
  *    New page is created in the same context as source page. Object factory is shared.
  *    Thus it will be attached to the document, but need to be placed into Zend_Pdf::$pages array
  *    to be included into output.
  * ---------------------------------------------------------
  * new Zend_Pdf_Page(Zend_Pdf_Page $page);
  * ---------------------------------------------------------
  *
  * 3. Create new page with a specified pagesize.
  *    If $factory is null then it will be created and page must be attached to the document to be
  *    included into output.
  * ---------------------------------------------------------
  * new Zend_Pdf_Page(string $pagesize, Zend_Pdf_ElementFactory_Interface $factory = null);
  * ---------------------------------------------------------
  *
  * 4. Create new page with a specified pagesize (in default user space units).
  *    If $factory is null then it will be created and page must be attached to the document to be
  *    included into output.
  * ---------------------------------------------------------
  * new Zend_Pdf_Page(numeric $width, numeric $height, Zend_Pdf_ElementFactory_Interface $factory = null);
  * ---------------------------------------------------------
  *
  *
  * @param mixed $param1
  * @param mixed $param2
  * @param mixed $param3
  * @throws Zend_Pdf_Exception
  */
 public function __construct($param1, $param2 = null, $param3 = null)
 {
     if ($param1 instanceof Zend_Pdf_Element_Reference && $param1->getType() == Zend_Pdf_Element::TYPE_DICTIONARY && $param2 instanceof Zend_Pdf_ElementFactory_Interface && $param3 === null) {
         $this->_pageDictionary = $param1;
         $this->_objFactory = $param2;
         $this->_attached = true;
         return;
     } else {
         if ($param1 instanceof Zend_Pdf_Page && $param2 === null && $param3 === null) {
             // Clone existing page.
             // Let already existing content and resources to be shared between pages
             // We don't give existing content modification functionality, so we don't need "deep copy"
             $this->_objFactory = $param1->_objFactory;
             $this->_attached =& $param1->_attached;
             $this->_pageDictionary = $this->_objFactory->newObject(new Zend_Pdf_Element_Dictionary());
             foreach ($param1->_pageDictionary->getKeys() as $key) {
                 if ($key == 'Contents') {
                     // Clone Contents property
                     $this->_pageDictionary->Contents = new Zend_Pdf_Element_Array();
                     if ($param1->_pageDictionary->Contents->getType() != Zend_Pdf_Element::TYPE_ARRAY) {
                         // Prepare array of content streams and add existing stream
                         $this->_pageDictionary->Contents->items[] = $param1->_pageDictionary->Contents;
                     } else {
                         // Clone array of the content streams
                         foreach ($param1->_pageDictionary->Contents->items as $srcContentStream) {
                             $this->_pageDictionary->Contents->items[] = $srcContentStream;
                         }
                     }
                 } else {
                     $this->_pageDictionary->{$key} = $param1->_pageDictionary->{$key};
                 }
             }
             return;
         } else {
             if (is_string($param1) && ($param2 === null || $param2 instanceof Zend_Pdf_ElementFactory_Interface) && $param3 === null) {
                 $this->_objFactory = $param2 !== null ? $param2 : Zend_Pdf_ElementFactory::createFactory(1);
                 $this->_attached = false;
                 switch (strtolower($param1)) {
                     case 'a4':
                         $param1 = Zend_Pdf_Page::SIZE_A4;
                         break;
                     case 'a4-landscape':
                         $param1 = Zend_Pdf_Page::SIZE_A4_LANDSCAPE;
                         break;
                     case 'letter':
                         $param1 = Zend_Pdf_Page::SIZE_LETTER;
                         break;
                     case 'letter-landscape':
                         $param1 = Zend_Pdf_Page::SIZE_LETTER_LANDSCAPE;
                         break;
                     default:
                         // should be in "x:y" form
                 }
                 $pageDim = explode(':', $param1);
                 if (count($pageDim) == 3) {
                     $pageWidth = $pageDim[0];
                     $pageHeight = $pageDim[1];
                 } else {
                     /**
                      * @todo support of user defined pagesize notations, like:
                      *       "210x297mm", "595x842", "8.5x11in", "612x792"
//.........这里部分代码省略.........

 /**
  * Load pages recursively
  *
  * @param Zend_Pdf_Element_Reference $pages
  * @param array|null $attributes
  */
 private function _loadPages(Zend_Pdf_Element_Reference $pages, $attributes = array())
 {
     if ($pages->getType() != Zend_Pdf_Element::TYPE_DICTIONARY) {
         throw new Zend_Pdf_Exception('Wrong argument');
     }
     foreach ($pages->getKeys() as $property) {
         if (in_array($property, self::$_inheritableAttributes)) {
             $attributes[$property] = $pages->{$property};
             $pages->{$property} = null;
         }
     }
     foreach ($pages->Kids->items as $child) {
         if ($child->Type->value == 'Pages') {
             $this->_loadPages($child, $attributes);
         } else {
             if ($child->Type->value == 'Page') {
                 foreach (self::$_inheritableAttributes as $property) {
                     if ($child->{$property} === null && array_key_exists($property, $attributes)) {
                         /**
                          * Important note.
                          * If any attribute or dependant object is an indirect object, then it's still
                          * shared between pages.
                          */
                         if ($attributes[$property] instanceof Zend_Pdf_Element_Object) {
                             $child->{$property} = $attributes[$property];
                         } else {
                             $child->{$property} = $this->_objFactory->newObject($attributes[$property]);
                         }
                     }
                 }
                 $this->pages[] = new Zend_Pdf_Page($child, $this->_objFactory);
             }
         }
     }
 }