markAsFinal() public method

Mark a document as final
Deprecation: for getPresentationProperties()->markAsFinal()
public markAsFinal ( boolean $state = true ) : PhpPresentation
$state boolean
return PhpPresentation
 /**
  * Read Custom Properties
  * @param string $sPart
  */
 protected function loadCustomProperties($sPart)
 {
     $xmlReader = new XMLReader();
     $sPart = str_replace(' xmlns="http://schemas.openxmlformats.org/officeDocument/2006/custom-properties"', '', $sPart);
     if ($xmlReader->getDomFromString($sPart)) {
         $pathMarkAsFinal = '/Properties/property[@pid="2"][@fmtid="{D5CDD505-2E9C-101B-9397-08002B2CF9AE}"][@name="_MarkAsFinal"]/vt:bool';
         if (is_object($oElement = $xmlReader->getElement($pathMarkAsFinal))) {
             if ($oElement->nodeValue == 'true') {
                 $this->oPhpPresentation->markAsFinal(true);
             }
         }
     }
 }
 public function testMarkAsFinal()
 {
     $object = new PhpPresentation();
     $this->assertFalse($object->isMarkedAsFinal());
     $this->assertInstanceOf('PhpOffice\\PhpPresentation\\PhpPresentation', $object->markAsFinal('AAAA'));
     $this->assertFalse($object->isMarkedAsFinal());
     $this->assertInstanceOf('PhpOffice\\PhpPresentation\\PhpPresentation', $object->markAsFinal(true));
     $this->assertTrue($object->isMarkedAsFinal());
     $this->assertInstanceOf('PhpOffice\\PhpPresentation\\PhpPresentation', $object->markAsFinal(false));
     $this->assertFalse($object->isMarkedAsFinal());
     $this->assertInstanceOf('PhpOffice\\PhpPresentation\\PhpPresentation', $object->markAsFinal());
     $this->assertTrue($object->isMarkedAsFinal());
 }
<?php

include_once 'Sample_Header.php';
use PhpOffice\PhpPresentation\PhpPresentation;
use PhpOffice\PhpPresentation\Style\Alignment;
use PhpOffice\PhpPresentation\Style\Color;
// Create new PHPPresentation object
echo date('H:i:s') . ' Create new PHPPresentation object' . EOL;
$objPHPPresentation = new PhpPresentation();
// Mark the document as final
$objPHPPresentation->markAsFinal(true);
// Create slide
echo date('H:i:s') . ' Create slide' . EOL;
$currentSlide = $objPHPPresentation->getActiveSlide();
$currentSlide->addShape(clone $oShapeDrawing);
$currentSlide->addShape(clone $oShapeRichText);
// Save file
echo write($objPHPPresentation, basename(__FILE__, '.php'), $writers);
if (!CLI) {
    include_once 'Sample_Footer.php';
}