Annotate Word files using C# - Add or Remove Annotations of DOC/DOCX files

AddAnnotationsToWord.cs

// Add multiple annotations to Word using C#
// Adding Arrow, Area, Oval (Ellipse), Distance annotations to DOC/DOCX with messages and replies using C#
string outputPath = @"outputPath/annotatedDoc.docx";
string inputFile = @"inputPath/document.docx";

using (Annotator annotator = new Annotator(inputFile))
{
    ArrowAnnotation arrow = new ArrowAnnotation
    {
        Box = new Rectangle(550, 250, 60, -60),
        CreatedOn = DateTime.Now,
        Message = "This image is little upwards.",
        Opacity = 0.7,
        PageNumber = 0,
        PenColor = -3407872,
        PenStyle = PenStyle.Solid,
        PenWidth = 2,
        Replies = new List<Reply>
        {
            new Reply
            {
                Comment = "Please look in to these issues.",
                RepliedOn = DateTime.Now
            },
            new Reply
            {
                    Comment = "Change Description",
                RepliedOn = DateTime.Now
            },
            new Reply
            {
                Comment = "On-Premises APIs",
                RepliedOn = DateTime.Now
            },
            new Reply
            {
                Comment = "Add images as well.",
                RepliedOn = DateTime.Now
            }
        }
    };
    AreaAnnotation area = new AreaAnnotation
    {
        BackgroundColor = 65535,
        Box = new Rectangle(80, 75, 450, 135),
        Message = "This is area annotation",
        Opacity = 0.2,
        PageNumber = 0,
        PenColor = -131,
        PenStyle = PenStyle.Dash,
        PenWidth = 3
    };
    EllipseAnnotation ellipse = new EllipseAnnotation
    {
        BackgroundColor = -16034924,
        Box = new Rectangle(275, 475, 300, 80),
        Message = "This is ellipse annotation",
        Opacity = 0.2,
        PageNumber = 0,
        PenColor = -16034924,
        PenStyle = PenStyle.Dot,
        PenWidth = 3
    };
    DistanceAnnotation distance = new DistanceAnnotation
    {
        Box = new Rectangle(750, 235, 0, 150),
        Message = "This is the heading area",
        Opacity = 0.7,
        PageNumber = 0,
        PenColor = -21197,
        PenStyle = PenStyle.Solid,
        PenWidth = 3
    };
    annotator.Add(arrow);
    annotator.Add(area);
    annotator.Add(ellipse);
    annotator.Add(distance);

    annotator.Save(outputPath);
}

AddArrowAnnotationToWord.cs

// Add Arrow annotation to Word documents using C#
using (Annotator annotator = new Annotator("path/document.docx"))
{
    ArrowAnnotation arrow = new ArrowAnnotation
    {
        Box = new Rectangle(100, 100, 50, 50),
        CreatedOn = DateTime.Now,
        Message = "Your Message",
        Opacity = 0.7,
        PageNumber = 0,
        PenColor = -3407872,
        PenStyle = PenStyle.Solid,
        PenWidth = 2
    };
    annotator.Add(arrow);
    annotator.Save("path/annotation.docx");
}

AddDistanceAnnotationToWord.cs

// Add Distance annotation to Word documents using C#
using (Annotator annotator = new Annotator("path/document.docx"))
{
    DistanceAnnotation distance = new DistanceAnnotation
    {
        Box = new Rectangle(750, 235, 0, 150),
        Message = "This is the heading area",
        Opacity = 0.7,
        PageNumber = 0,
        PenColor = -21197,
        PenStyle = PenStyle.Solid,
        PenWidth = 3
    };
    annotator.Add(distance);
    annotator.Save("path/annotation.docx");
}

AddOvalAnnotationToWord.cs

// Add Oval or Ellipse Annotation in Word documents using C#
using (Annotator annotator = new Annotator("path/document.docx"))
{
    EllipseAnnotation ellipse = new EllipseAnnotation
    {
        BackgroundColor = -16034924,
        Box = new Rectangle(275, 475, 300, 80),
        Message = "This is ellipse annotation",
        Opacity = 0.2,
        PageNumber = 0,
        PenColor = -16034924,
        PenStyle = PenStyle.Dot,
        PenWidth = 3
    };
    annotator.Add(ellipse);
    annotator.Save("path/annotation.docx");
}

AddRectangleAnnotationToWord.cs

// Add Area or Rectangle Annotation in Word documents using C#
using (Annotator annotator = new Annotator("path/document.docx"))
{
    AreaAnnotation area = new AreaAnnotation
    {
        BackgroundColor = 65535,
        Box = new Rectangle(80, 75, 450, 135),
        Message = "This is area annotation",
        Opacity = 0.2,
        PageNumber = 0,
        PenColor = -131,
        PenStyle = PenStyle.Dash,
        PenWidth = 3
    };
    annotator.Add(area);
    annotator.Save("path/annotation.docx");
}

RemoveAnnotationsFromWord.cs

// Remove all the annotations from the Word document using C#
using (Annotator annotator = new Annotator(outputPath))
{
    annotator.Save(remOutputPath, new SaveOptions {AnnotationTypes = AnnotationType.None});
}