PHP Zend_Pdf_ElementFactory_Interface::newStreamObject方法代碼示例

 /**
  * 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);
     }
 }

 /**
  * Dump current drawing instructions into the content stream.
  *
  * @todo Don't forget to close all current graphics operations (like path drawing)
  *
  * @throws Zend_Pdf_Exception
  */
 public function flush()
 {
     if ($this->_saveCount != 0) {
         //require_once 'Zend/Pdf/Exception.php';
         throw new Zend_Pdf_Exception('Saved graphics state is not restored');
     }
     if ($this->_contents == '') {
         return;
     }
     if ($this->_pageDictionary->Contents->getType() != Zend_Pdf_Element::TYPE_ARRAY) {
         /**
          * It's a stream object.
          * Prepare Contents page attribute for update.
          */
         $this->_pageDictionary->touch();
         $currentPageContents = $this->_pageDictionary->Contents;
         $this->_pageDictionary->Contents = new Zend_Pdf_Element_Array();
         $this->_pageDictionary->Contents->items[] = $currentPageContents;
     } else {
         $this->_pageDictionary->Contents->touch();
     }
     if (!$this->_safeGS && count($this->_pageDictionary->Contents->items) != 0) {
         /**
          * Page already has some content which is not treated as safe.
          *
          * Add save/restore GS operators
          */
         $this->_addProcSet('PDF');
         $newContentsArray = new Zend_Pdf_Element_Array();
         $newContentsArray->items[] = $this->_objFactory->newStreamObject(" q\n");
         foreach ($this->_pageDictionary->Contents->items as $contentStream) {
             $newContentsArray->items[] = $contentStream;
         }
         $newContentsArray->items[] = $this->_objFactory->newStreamObject(" Q\n");
         $this->_pageDictionary->touch();
         $this->_pageDictionary->Contents = $newContentsArray;
         $this->_safeGS = true;
     }
     $this->_pageDictionary->Contents->items[] = $this->_objFactory->newStreamObject($this->_contents);
     $this->_contents = '';
 }

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

 /**
  * Dump current drawing instructions into the content stream.
  *
  * @todo Don't forget to close all current graphics operations (like path drawing)
  *
  * @throws Zend_Pdf_Exception
  */
 public function flush()
 {
     if ($this->_saveCount != 0) {
         throw new Zend_Pdf_Exception('Saved graphics state is not restored');
     }
     if ($this->_contents == '') {
         return;
     }
     if ($this->_pageDictionary->Contents->getType() != Zend_Pdf_Element::TYPE_ARRAY) {
         /**
          * It's a stream object.
          * Prepare Contents page attribute for update.
          */
         $this->_pageDictionary->touch();
         $currentPageContents = $this->_pageDictionary->Contents;
         $this->_pageDictionary->Contents = new Zend_Pdf_Element_Array();
         $this->_pageDictionary->Contents->items[] = $currentPageContents;
     } else {
         $this->_pageDictionary->Contents->touch();
     }
     $this->_pageDictionary->Contents->items[] = $this->_objFactory->newStreamObject($this->_contents);
     $this->_contents = '';
 }

    /**
     * Sets the document-level Metadata (mast be valid XMP document)
     *
     * @param string $metadata
     */
    public function setMetadata($metadata)
    {
        $metadataObject = $this->_objFactory->newStreamObject($metadata);
        $metadataObject->dictionary->Type    = new Zend_Pdf_Element_Name('Metadata');
        $metadataObject->dictionary->Subtype = new Zend_Pdf_Element_Name('XML');

        $this->_trailer->Root->Metadata = $metadataObject;
        $this->_trailer->Root->touch();
    }