How to Convert PowerPoint Presentation to PDF using C#

readme.md

Related blog post: Convert PowerPoint Presentations to PDF using C#

ConvertConsecutiveSlidesToPDF.cs

// Convert few consecutive PPT slides to PDF using C#
using (Converter converter = new Converter("path/presentation.pptx"))
{
    PdfConvertOptions options = new PdfConvertOptions
    {
        PageNumber = 2,
        PagesCount = 3
    };
    converter.Convert("path/converted-presentation.pdf", options);
}

ConvertPptToPDF.cs

// Convert whole PPT to PDF using C#
using (Converter converter = new Converter("path/presentation.pptx"))
{
    converter.Convert("path/converted-presentation.pdf", new PdfConvertOptions());
}

ConvertSpecifiedSlidesToPDF.cs

// Convert only specific PPT slides to PDF using C#
using (Converter converter = new Converter("path/presentation.pptx"))
{
    PdfConvertOptions options = new PdfConvertOptions
    {
        Pages = new List<int>{ 1, 3 }
    };
    converter.Convert("path/converted-presentation.pdf", options);
}

PossiblePptConversions.cs

// List possible conversions of PPT using .NET API
string sourceFile = "path/presentation.pptx";
using (Converter converter = new Converter(sourceFile))
{
    PossibleConversions conversions = converter.GetPossibleConversions();
    Console.WriteLine("{0} is of type {1} and could be converted to:", sourceFile, conversions.Source.Extension);
    foreach (var conversion in conversions.All)
    {
        Console.WriteLine("\t {0} as {1} conversion.", conversion.Format, conversion.IsPrimary?"primary": "secondary");
    }
}

PptToPdfAdvanced.cs

// Conversion of presentations to PDF with advanced options using C#
using (Converter converter = new Converter("path/presentation.pptx"))
{
    PdfConvertOptions options = new PdfConvertOptions
    {
        PageNumber = 2,
        PagesCount = 1,
        Rotate = Rotation.On180,
        Dpi = 300,
        Width = 1024,
        Height = 768
    };
    converter.Convert("path/converted-presentation.pdf", options);
}

WatermarkPPT.cs

// Apply watermark to presentation slides while converting it to PDF using C#
using (Converter converter = new Converter("path/presentation.pptx"))
{
    PdfConvertOptions options = new PdfConvertOptions
    {
        Watermark = new WatermarkTextOptions("Watermark")
        {
            Color = Color.Blue,
            Width = 100,
            Height = 100,
            Background = true,
            RotationAngle = -45,
            Transparency = 0.5
        }
    };
    converter.Convert("path/converted-presentation.pdf", options);
}