C++ .NET API to Generate & Manipulate PowerPoint Presentations

Getting Started with Aspose.Slides for C++

The recommend way to install Aspose.Slides for C++ is using NuGet. Please use the following command for a smooth installation.

NuGet\Install-Package Aspose.Slides.Cpp -Version 23.1.0 

Create & Edit Presentations via C++ API

Aspose.Slides for C++ is a comprehensive library for managing presentations in the Microsoft PowerPoint format. With its powerful features and intuitive API, this library makes it easy to create and manipulate presentations in a variety of ways. The library supports several important feature for presentation management, such as examine existing presentations, import and open presentations, add new slides to presentation, insert images and content to presentations, combine multiple presentation, Split large presentations to smaller one and many more.

Presentation presentation = new Presentation();

presentation.Save("OutputPresenation.pptx", SaveFormat.Pptx);

Presentations Conversion to Other Formats via C++

Aspose.Slides for C++ is an excellent choice for anyone looking for a powerful and flexible library for converting presentations in the Microsoft PowerPoint format to other file formats. It provides a range of tools and features for converting presentations, making it easy to share presentations with others, even if they do not have access to Microsoft PowerPoint. The library provides support for conversion to some popular file formats such as PDF, XPS, HTML, image file formats (JPEG, PNG, GIF, BMP, SVG) and many more. It Is also possible to customize the appearance of converted presentations, such as setting the output resolution, specifying page margins, and choosing between different page layouts.

// Instantiates a Presentation class that represents a PowerPoint file
Presentation presentation = new Presentation("PowerPoint.pptx");

// Instantiates the PdfOptions class
PdfOptions pdfOptions = new PdfOptions();

// Adds hidden slides
pdfOptions.ShowHiddenSlides = true;

// Saves the presentation as a PDF
presentation.Save("PowerPoint-to-PDF.pdf", SaveFormat.Pdf, pdfOptions);

Compare, Clone & Export Slides via C++ API

Aspose.Slides for C++ is has included numerous useful features for handling presentation slides inside C++ applications. Software developers can easily add new slides to their existing presentation, specify custom slide sizes, changing the slide size, access slides inside presentations, remove the unwanted slides and clone slides with just a couple of lines of C++ code. It is also very easy to compare two slides and export presentation slides to images with custom sizes, slides conversion to PNG, converting slides with notes and comments to images and so on.

// Instantiate Presentation class that represents a presentation file
using (Presentation pres = new Presentation("CloneWithinSamePresentationToEnd.pptx"))
{

    // Clone the desired slide to the end of the collection of slides in the same presentation
    ISlideCollection slds = pres.Slides;

    slds.AddClone(pres.Slides[0]);

    // Write the modified presentation to disk
    pres.Save("Aspose_CloneWithinSamePresentationToEnd_out.pptx", SaveFormat.Pptx);

}

Add Animation Effect to Presentations via C++ API

Aspose.Slides for C++ library gives software developers the power for the addition of animation effects to slides inside their own C applications. You can add various animation effects such as entrance, emphasis, exit, and motion path to shapes and text boxes. Additionally, you can customize the animation effect using properties such as duration, trigger, and direction. It is also possible to create custom animation and use multiple PowerPoint animation effects on a shape.  

using (Presentation presentation = new Presentation(dataDir + "Presentation1.pptx"))
{
    // select paragraph to add effect
    IAutoShape autoShape = (IAutoShape)presentation.Slides[0].Shapes[0];
    IParagraph paragraph = autoShape.TextFrame.Paragraphs[0];

    // add Fly animation effect to selected paragraph
    IEffect effect = presentation.Slides[0].Timeline.MainSequence.AddEffect(paragraph, EffectType.Fly, EffectSubtype.Left, EffectTriggerType.OnClick);

    presentation.Save(dataDir + "AnimationEffectinParagraph.pptx", SaveFormat.Pptx);
}