GroupDocs.Annotation for .NET 16.12.0 Release Notes

This page contains release notes for GroupDocs.Annotation for .NET 16.12.0.

Major Features

Below the list of improvements fixes and new features in this regular monthly release of GroupDocs.Annotation for .NET. The most notable are:

Implemented following annotations for images:
- Watermark annotation
- Polyline annotation
- Text Underline annotation
- Text Strikeout annotation
- TextField annotation
- Point annotation
- Resource Redaction annotation
- Area annotation
Fixed bug with wrong Annotation orientation (After export PDF Annotations are shifted to other place).

Full List of Issues Covering all Changes in this Release

Key	Summary	Issue Type
ANNOTATIONNET-320	Implement Watermark annotation for images	New Feature
ANNOTATIONNET-319	Implement Polyline annotation for images	New Feature
ANNOTATIONNET-318	Implement Text Underline annotation for images	New Feature
ANNOTATIONNET-317	Implement Text Strikeout annotations for images	New Feature
ANNOTATIONNET-316	Implement TextField annotation for images	New Feature
ANNOTATIONNET-315	Implement Point annotation for images	New Feature
ANNOTATIONNET-314	Implement Resource Redaction annotation for images	New Feature
ANNOTATIONNET-313	Implement Area annotation for images	New Feature
ANNOTATIONNET-311	Wrong Annotation orientation (After export PDF Annotations are shifted to other place )	Bug

Public API and Backward Incompatible Changes

This section lists public API changes that were introduced in GroupDocs.Annotation for .NET 16.12.0. It includes not only new and obsoleted public methods, but also a description of any changes in the behavior behind the scenes in GroupDocs.Annotation which may affect existing code. Any behavior introduced that could be seen as a regression and modifies existing behavior is especially important and is documented here.

Added ability to annotate images

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
using GroupDocs.Annotation;
using GroupDocs.Annotation.Config;
using GroupDocs.Annotation.Domain;
using GroupDocs.Annotation.Handler;

namespace AddAnnotationsImages
{
    class Program
    {
        static void Main(string[] args)
        {
            List<AnnotationInfo> annotations;
            AnnotationConfig cfg = new AnnotationConfig();
            cfg.StoragePath = "StorageFolder";
            AnnotationImageHandler annotator = new AnnotationImageHandler(cfg);

            new License().SetLicense("path_to_proper_license");

            Stream cleanPresentation = Assembly.GetExecutingAssembly().GetManifestResourceStream("AddAnnotationsImages.TestData.0.png");

            annotations = new List<AnnotationInfo>();

            AnnotationInfo textAnnotation = new AnnotationInfo
            {
                Box = new Rectangle(50, 510.9f, 454.73f, 29.08f),
                PageNumber = 0,
                SvgPath = "[{\"x\":200,\"y\":520.92},{\"x\":454.73,\"y\":520.92},{\"x\":200,\"y\":539.98},{\"x\":454.73,\"y\":539.98}]",
                Type = AnnotationType.Text,
                CreatorName = "Anonym A."
            };
            AnnotationInfo textRedactionAnnotation = new AnnotationInfo
            {
                Box = new Rectangle(50, 510.9f, 454.73f, 29.08f),
                PageNumber = 0,
                SvgPath = "[{\"x\":200,\"y\":545.92},{\"x\":454.73,\"y\":545.92},{\"x\":200,\"y\":564.98},{\"x\":454.73,\"y\":564.98}]",
                Type = AnnotationType.TextRedaction,
                CreatorName = "Anonym A."
            };
            AnnotationInfo strikeoutAnnotation = new AnnotationInfo
            {
                Box = new Rectangle(0, 510.92f, 454.73f, 29.08f),
                PageNumber = 0,
                SvgPath = "[{\"x\":120,\"y\":520.92},{\"x\":454.73,\"y\":520.92},{\"x\":120,\"y\":539.98},{\"x\":454.73,\"y\":539.98}]",
                Type = AnnotationType.TextStrikeout,
                CreatorName = "Anonym A."
            };
            AnnotationInfo underlineAnnotation = new AnnotationInfo
            {
                Box = new Rectangle(0, 510.92f, 454.73f, 29.08f),
                PageNumber = 0,
                SvgPath = "[{\"x\":120,\"y\":520.92},{\"x\":454.73,\"y\":520.92},{\"x\":120,\"y\":539.98},{\"x\":454.73,\"y\":539.98}]",
                Type = AnnotationType.TextUnderline,
                CreatorName = "Anonym A."
            };
            AnnotationInfo pointAnnotation = new AnnotationInfo()
            {
                PageNumber = 0,
                Type = AnnotationType.Point,
                Box = new Rectangle(100, 100, 0, 0),
                FieldText = "Hello!",
                CreatorName = "John"
            };

            AnnotationInfo areaAnnotation = new AnnotationInfo()
            {
                CreatedOn = DateTime.Now,
                Type = AnnotationType.Area,
                PageNumber = 0,
                Box = new Rectangle(200, 72.7f, 50, 50),
                BackgroundColor = -15988609
            };

            AnnotationInfo polylineAnnotation = new AnnotationInfo()
            {
                Type = AnnotationType.Polyline,
                CreatedOn = DateTime.Now,
                Box = new Rectangle((float)250.82807922363281, (float)35.632957458496094, (float)102.70676422119141, (float)12.576337814331055),
                PageNumber = 0,
                PenColor = 65015,
                SvgPath = "M250.8280751173709,48.209295774647885l0.6986854460093896,0l0.6986854460093896, -1.3973708920187793l0.6986854460093896,
                            0l0.6986854460093896,-1.3973708920187793l1.3973708920187793, -0.6986854460093896l0.6986854460093896,-0.6986854460093896l0.6986854460093896,0l2.096056338028169,
                            -1.3973708920187793l3.493427230046948,-1.3973708920187793l0.6986854460093896,-0.6986854460093896l1.3973708920187793,
                            -1.3973708920187793l0.6986854460093896,0l1.3973708920187793,-0.6986854460093896l0.6986854460093896,0l0.6986854460093896,
                            -0.6986854460093896l0.6986854460093896,0l0.6986854460093896,0l0,-0.6986854460093896l0.6986854460093896,0l0.6986854460093896,
                            0l1.3973708920187793,0l0,-0.6986854460093896l0.6986854460093896,0l1.3973708920187793,0l0.6986854460093896,0l1.3973708920187793,
                            0l0.6986854460093896,0l2.096056338028169,-0.6986854460093896l1.3973708920187793,0l0.6986854460093896,0l0.6986854460093896,
                            0l1.3973708920187793,0l1.3973708920187793,0l1.3973708920187793,0l2.096056338028169,0l5.589483568075117,0l1.3973708920187793,
                            0l2.096056338028169,0l0.6986854460093896,0l1.3973708920187793,0l0.6986854460093896,0l1.3973708920187793,0l1.3973708920187793,
                            0l0.6986854460093896,0.6986854460093896l1.3973708920187793,0l2.096056338028169,1.3973708920187793l0.6986854460093896,0l0.6986854460093896,
                            0l0,0.6986854460093896l1.3973708920187793,0l0.6986854460093896,0.6986854460093896l1.3973708920187793,0.6986854460093896l0,
                            0.6986854460093896l0.6986854460093896,0l1.3973708920187793,0.6986854460093896l1.3973708920187793,0.6986854460093896l3.493427230046948,
                            0.6986854460093896l1.3973708920187793,0.6986854460093896l2.096056338028169,0.6986854460093896l1.3973708920187793,
                            0.6986854460093896l1.3973708920187793,0l1.3973708920187793,0.6986854460093896l0.6986854460093896,0l0.6986854460093896,
                            0.6986854460093896l1.3973708920187793,0l0.6986854460093896,0l0.6986854460093896,0l2.7947417840375586,0l1.3973708920187793,
                            0l0.6986854460093896,0l1.3973708920187793,0l0.6986854460093896,0l0.6986854460093896,0l1.3973708920187793,
                            0l0.6986854460093896,0l2.7947417840375586,0l0.6986854460093896,0l2.7947417840375586,0l1.3973708920187793,
                            0l0.6986854460093896,0l0.6986854460093896,0l0.6986854460093896,0l0.6986854460093896,0l0.6986854460093896,
                            0l0.6986854460093896,0l0.6986854460093896,-0.6986854460093896l0.6986854460093896,0"
            };
            AnnotationInfo resourceRedactionAnnotation = new AnnotationInfo()
            {
                CreatedOn = DateTime.Now,
                Type = AnnotationType.ResourcesRedaction,
                PageNumber = 0,
                Box = new Rectangle(100, 72.7f, 50, 50)
            };
            AnnotationInfo textFieldAnnotation = new AnnotationInfo()
            {
                CreatedOn = DateTime.Now,
                Type = AnnotationType.TextField,
                PageNumber = 0,
                Box = new Rectangle(100, 72.7f, 50, 50),
                FontColor = -15988609,
                FieldText = "some text",
                FontFamily = "times new roman"
            };
            AnnotationInfo watermarkAnnotation = new AnnotationInfo()
            {
                CreatedOn = DateTime.Now,
                Type = AnnotationType.Watermark,
                FieldText = "This is watermark",
                FontFamily = "arial",
                Box = new Rectangle(200, 250, 50, 0),
                FontSize = 25,
                FontColor = 15988609
            };
            annotations.Add(textAnnotation);
            annotations.Add(pointAnnotation);
            annotations.Add(areaAnnotation);
            annotations.Add(textRedactionAnnotation);
            annotations.Add(resourceRedactionAnnotation);
            annotations.Add(polylineAnnotation);
            annotations.Add(watermarkAnnotation);
            annotations.Add(textFieldAnnotation);
            annotations.Add(strikeoutAnnotation);
            annotations.Add(underlineAnnotation);

            Stream result = annotator.ExportAnnotationsToDocument(cleanPresentation, annotations, DocumentType.Images);

            using (FileStream fileStream = new FileStream("../../Annotated.png", FileMode.Create))
            {
                byte[] buffer = new byte[result.Length];
                result.Seek(0, SeekOrigin.Begin);
                result.Read(buffer, 0, buffer.Length);
                fileStream.Write(buffer, 0, buffer.Length);
                fileStream.Close();
            }
        }
    }
}