页眉页脚

展示如何使用 Aspose.Slides for PHP via Java 添加页脚并更新日期和时间占位符。

添加页脚

向幻灯片的页脚区域添加文本并使其可见。

function addHeaderFooter() {
    $presentation = new Presentation();
    try {
        $slide = $presentation->getSlides()->get_Item(0);

        $slide->getHeaderFooterManager()->setFooterText("My footer");
        $slide->getHeaderFooterManager()->setFooterVisibility(true);

        $presentation->save("footer.pptx", SaveFormat::Pptx);
    } finally {
        $presentation->dispose();
    }
}

更新日期和时间

修改幻灯片上的日期和时间占位符。

function updateDateTime() {
    $presentation = new Presentation();
    try {
        $slide = $presentation->getSlides()->get_Item(0);

        $slide->getHeaderFooterManager()->setDateTimeText("01/01/2024");
        $slide->getHeaderFooterManager()->setDateTimeVisibility(true);

        $presentation->save("datetime.pptx", SaveFormat::Pptx);
    } finally {
        $presentation->dispose();
    }
}