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GroupDocs.Annotation for Java main feature is document annotation that supports over 13 different annotation types for more 35 file formats.
You can use various graphic, text, and watermark annotation types. See available annotation types in the list below.
- Area marks an area with a rectangle and adds notes to it
- Arrow draws an arrow in a document
- Distance measures the distance between objects in a document
- Point sticks comments to any point in a document
- Polyline draws shapes and freehand lines
- Redaction fills the black rectangle with a fixed position (use if you want to hide some text)
- Text field adds a rectangle with text inside
- Ellipse draws elliptic annotation in a document
- Highlight highlights and comments selected text
- Replacement replaces the original text with the user’s text
- Strikeout marks text with a strike-through styling
- Underline marks text with an underline styling
- Horizontal adds horizontal text watermark
- Diagonal adds diagonal text watermark
GroupDocs.Annotation for Java provides the ability to work with annotations added by other software.
Each annotation type supports comment collaboration. Add, remove, or reply to comments for any annotation.
GroupDocs.Annotation for Java saves the annotated document in the origin format for most supported file types. For details, see list of supported formats
GroupDocs.Annotation for Java allows you to render document pages as images for your desktop, mobile, or web front-end applications. You can view any document, calculate the annotation coordinates more precisely, or generate a preview or thumbnails.
By default, GroupDocs.Annotation stores the cache on a local disk. Nevertheless, however GroupDocs.Annotation allows you to use a custom cache by implementing appropriate interfaces such as Amazon S3, Dropbox, Google Drive, Windows Azure, Redis, or others.
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