Seamless Area Annotations in .NET: Unlock Powerful Presentation Workflows

using GroupDocs.Annotation.Cloud.Sdk;
using GroupDocs.Annotation.Cloud.Sdk.Api;
using GroupDocs.Annotation.Cloud.Sdk.Client;
using GroupDocs.Annotation.Cloud.Sdk.Model;
using GroupDocs.Annotation.Cloud.Sdk.Model.Requests;

class Program
{
    static void Main(string[] args)
    {
        // Initialize the API configuration with your credentials
        string MyClientId = "your-client-id";
        string MyClientSecret = "your-client-secret";
        var configuration = new Configuration(MyClientId, MyClientSecret);

        // Instantiate an AnnotateApi instance to apply the annotation
        var annotationApi = new AnnotateApi(configuration);

        // Set the input PowerPoint (PPTX) file details
        var fileInfo = new GroupDocs.Annotation.Cloud.Sdk.Model.FileInfo
        {
            // Input file path in cloud storage
            FilePath = "SampleFiles/source.pptx"
        };

        // Create Area annotation
        var annotation = new AnnotationInfo
        {
            // Set annotation properties
            AnnotationPosition = new Point { X = 2, Y = 2 },
            Box = new Rectangle { X = 150, Y = 150, Width = 250, Height = 120 },
            BackgroundColor = 50630,
            PenStyle = AnnotationInfo.PenStyleEnum.Solid,
            PenWidth = 4,
            PenColor = 333333,
            Type = AnnotationInfo.TypeEnum.Area, // Annotation type
            Text = ".NET REST Annotation API", // Annotation text
            PageNumber = 0, // Page index (0-based)
            CreatorName = "Cloud API", // Annotation creator
            CreatedOn = DateTime.Now,
        };

        // Set annotation options, including the output file path
        var options = new AnnotateOptions
        {
            FileInfo = fileInfo,
            Annotations = new List<AnnotationInfo> { annotation },
            OutputPath = "annotation/output.pptx"
        };

        // Add the area annotation to the PowerPoint file
        var result = annotationApi.Annotate(new AnnotateRequest(options));
    }
}