setSlideSettings

require_once 'classes/CreatePptx.php';

$pptx = new CreatePptxFromTemplate('template.pptx');

// the first slide has the position 0. Set the second slide as the internal active slide
$pptx->setActiveSlide(array('position' => 1));
$pptx->setSlideSettings(array('layout' => 'Title Slide'));

// the first slide has the position 0. Set the third slide as the internal active slide
$pptx->setActiveSlide(array('position' => 2));
$pptx->setSlideSettings(array('layout' => 'Blank'));

$pptx->savePptx('output');

The resulting PPTX looks like:

Release notes

phppptx 3.5:
- show option.

phppptx 1.0:
- new method.