Slide Transition

This article demonstrates applying slide transition effects and timings with Aspose.Slides for Node.js via Java.

Add a Slide Transition

Apply a fade transition effect to the first slide.

function addSlideTransition() {
    let presentation = new aspose.slides.Presentation();
    try {
        let slide = presentation.getSlides().get_Item(0);

        // Apply a fade transition.
        slide.getSlideShowTransition().setType(aspose.slides.TransitionType.Fade);

        presentation.save("slide_transition.pptx", aspose.slides.SaveFormat.Pptx);
    } finally {
        presentation.dispose();
    }
}

Access a Slide Transition

Read the transition type currently assigned to a slide.

function accessSlideTransition() {
    let presentation = new aspose.slides.Presentation("slide_transition.pptx");
    try {
        let slide = presentation.getSlides().get_Item(0);

        // Access the transition type.
        let type = slide.getSlideShowTransition().getType();
    } finally {
        presentation.dispose();
    }
}

Remove a Slide Transition

Clear any transition effect by setting the type to None.

function removeSlideTransition() {
    let presentation = new aspose.slides.Presentation("slide_transition.pptx");
    try {
        let slide = presentation.getSlides().get_Item(0);

        // Remove transition by setting none.
        slide.getSlideShowTransition().setType(aspose.slides.TransitionType.None);

        presentation.save("slide_transition_removed.pptx", aspose.slides.SaveFormat.Pptx);
    } finally {
        presentation.dispose();
    }
}

Set Transition Duration

Specify how long the slide is displayed before advancing automatically.

function setTransitionDuration() {
    let presentation = new aspose.slides.Presentation();
    try {
        let slide = presentation.getSlides().get_Item(0);

        slide.getSlideShowTransition().setAdvanceOnClick(true);
        slide.getSlideShowTransition().setAdvanceAfterTime(2000); // in milliseconds.

        presentation.save("slide_transition_duration.pptx", aspose.slides.SaveFormat.Pptx);
    } finally {
        presentation.dispose();
    }
}