PhpOffice\PhpPresentation\Writer\PowerPoint2007\PptSlides::render PHP Method

    public function render()
    {
        foreach ($this->oPresentation->getAllSlides() as $idx => $oSlide) {
            $this->oZip->addFromString('ppt/slides/_rels/slide' . ($idx + 1) . '.xml.rels', $this->writeSlideRelationships($oSlide));
            $this->oZip->addFromString('ppt/slides/slide' . ($idx + 1) . '.xml', $this->writeSlide($oSlide));
            // Add note slide
            if ($oSlide->getNote()->getShapeCollection()->count() > 0) {
                $this->oZip->addFromString('ppt/notesSlides/notesSlide' . ($idx + 1) . '.xml', $this->writeNote($oSlide->getNote()));
            }
            // Add background image slide
            $oBkgImage = $oSlide->getBackground();
            if ($oBkgImage instanceof Image) {
                $this->oZip->addFromString('ppt/media/' . $oBkgImage->getIndexedFilename($idx), file_get_contents($oBkgImage->getPath()));
            }
        }
        return $this->oZip;
    }