PhpOffice\PhpPresentation\Writer\ODPresentation\ObjectsChart::render PHP Méthode

    public function render()
    {
        foreach ($this->getArrayChart() as $keyChart => $shapeChart) {
            $content = $this->writeContentPart($shapeChart);
            if (!empty($content)) {
                $this->getZip()->addFromString('Object ' . $keyChart . '/content.xml', $content);
            }
        }
        return $this->getZip();
    }