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How To: Windows Viewer SDK
Annotate a document
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C# Windows Viewer - Annotate Image and Document Page in C#.NET

Online Guide to Add Annotation to Image and Document Page in C# Project


RasterEdge XDoc.Windows Viewer Library provides some methods for developers to annotate on image and document pages. In order to add various annotations, you need to add reference RasterEdge.Imaging.Annotation to your project.

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Types of comment supported as follows:





Freehand Lines


Rectangular Hot Spot

Freehand Hot Spot

Embedded Image

Referenced Image



Rubber Stamp




Add Annotation to Image and Document Page Using C#

If you want to try how to add annotation to image and document, you can download our trial version product viewer. Please click here Windows Viewer Demo.

With the Windows Viewer Demo, you can try the annotation type such as Text, Freehand, Line, Polygon Line, Filled Rectangle, Rectangle, HightLight, Ellipse, Polygon, RubberStamp and so on.

Also, using the Windows Viewer, you can add and delete annotations freely.