PdfLineAnnotation Class

Represents a line annotation.

Inheritance
System.Object
PdfAnnotation
PdfLineAnnotation
Implements
System.ComponentModel.INotifyPropertyChanged
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: Syncfusion.Pdf.Interactive
Assembly: Syncfusion.Pdf.Base.dll
Syntax
public class PdfLineAnnotation : PdfAnnotation, IPdfWrapper, INotifyPropertyChanged
Remarks

This PdfLineAnnotation class is used to represents line annotation in PDF document. Please refer the UG docuemntation link https://help.syncfusion.com/file-formats/pdf/working-with-annotations#line-annotation for more details.

Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page.
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points, "Line Annotation");
//Create PDF line border
LineBorder lineBorder = new LineBorder();
lineBorder.BorderStyle = PdfBorderStyle.Solid;
lineBorder.BorderWidth = 1;
lineAnnotation.lineBorder = lineBorder;
lineAnnotation.LineIntent = PdfLineIntent.LineDimension;
//Assign the line ending style
lineAnnotation.BeginLineStyle = PdfLineEndingStyle.Butt;
lineAnnotation.EndLineStyle = PdfLineEndingStyle.Diamond;
lineAnnotation.AnnotationFlags = PdfAnnotationFlags.Default;
//Assign the line color
lineAnnotation.InnerLineColor = new PdfColor(Color.Green);
lineAnnotation.BackColor = new PdfColor(Color.Green);
//Assign the leader line
lineAnnotation.LeaderLineExt = 0;
lineAnnotation.LeaderLine = 0;
//Assign the Line caption type
lineAnnotation.LineCaption = true;
lineAnnotation.CaptionType = PdfLineCaptionType.Inline;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
 'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page.
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(points, "Line Annoation")
'Create PDF line border
Dim lineBorder As New LineBorder()
lineBorder.BorderStyle = PdfBorderStyle.Solid
lineBorder.BorderWidth = 1
lineAnnotation.lineBorder = lineBorder
lineAnnotation.LineIntent = PdfLineIntent.LineDimension
'Assign the line ending style
lineAnnotation.BeginLineStyle = PdfLineEndingStyle.Butt
lineAnnotation.EndLineStyle = PdfLineEndingStyle.Diamond
lineAnnotation.AnnotationFlags = PdfAnnotationFlags.Default
'Assign the line color
lineAnnotation.InnerLineColor = New PdfColor(Color.Green)
lineAnnotation.BackColor = New PdfColor(Color.Green)
'Assign the leader line
lineAnnotation.LeaderLineExt = 0
lineAnnotation.LeaderLine = 0
'Assign the Line caption type
lineAnnotation.LineCaption = True
lineAnnotation.CaptionType = PdfLineCaptionType.Inline
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)

Constructors

PdfLineAnnotation(RectangleF)

Initializes new instance of PdfLineAnnotation class with specified bounds.

Declaration
public PdfLineAnnotation(RectangleF rectangle)
Parameters
Type Name Description
System.Drawing.RectangleF rectangle

The bounds of the annotation.
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page.
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation and set properties.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(new RectangleF(80, 420, 150, 420));
lineAnnotation.Text = "Line Annotation";
lineAnnotation.LinePoints = points;
//Create pdf line border
LineBorder lineBorder = new LineBorder();
lineBorder.BorderStyle = PdfBorderStyle.Solid;
lineBorder.BorderWidth = 1;
lineAnnotation.lineBorder = lineBorder;
lineAnnotation.LineIntent = PdfLineIntent.LineDimension;
//Assign the line ending style
lineAnnotation.BeginLineStyle = PdfLineEndingStyle.Butt;
lineAnnotation.EndLineStyle = PdfLineEndingStyle.Diamond;
lineAnnotation.AnnotationFlags = PdfAnnotationFlags.Default;
//Assign the line color
lineAnnotation.InnerLineColor = new PdfColor(Color.Green);
lineAnnotation.BackColor = new PdfColor(Color.Green);
//Assign the leader line
lineAnnotation.LeaderLineExt = 0;
lineAnnotation.LeaderLine = 0;
//Assign the Line caption type
lineAnnotation.LineCaption = true;
lineAnnotation.CaptionType = PdfLineCaptionType.Inline;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page.
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation and set properties.
Dim lineAnnotation As New PdfLineAnnotation(New RectangleF(80, 420, 150, 420))
lineAnnotation.Text = "Line Annotation"
lineAnnotation.LinePoints = points
'Create pdf line border
Dim lineBorder As New LineBorder()
lineBorder.BorderStyle = PdfBorderStyle.Solid
lineBorder.BorderWidth = 1
lineAnnotation.lineBorder = lineBorder
lineAnnotation.LineIntent = PdfLineIntent.LineDimension
'Assign the line ending style
lineAnnotation.BeginLineStyle = PdfLineEndingStyle.Butt
lineAnnotation.EndLineStyle = PdfLineEndingStyle.Diamond
lineAnnotation.AnnotationFlags = PdfAnnotationFlags.Default
'Assign the line color
lineAnnotation.InnerLineColor = New PdfColor(Color.Green)
lineAnnotation.BackColor = New PdfColor(Color.Green)
'Assign the leader line
lineAnnotation.LeaderLineExt = 0
lineAnnotation.LeaderLine = 0
'Assign the Line caption type
lineAnnotation.LineCaption = True
lineAnnotation.CaptionType = PdfLineCaptionType.Inline
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

PdfLineAnnotation(Int32[])

Initializes new instance of PdfLineAnnotation class with specified points.

Declaration
public PdfLineAnnotation(int[] linePoints)
Parameters
Type Name Description
System.Int32[] linePoints

The line points is to be drawn.
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page.
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation and set properties.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points);
lineAnnotation.Text = "Line Annotation";
//Create pdf line border
LineBorder lineBorder = new LineBorder();
lineBorder.BorderStyle = PdfBorderStyle.Solid;
lineBorder.BorderWidth = 1;
lineAnnotation.lineBorder = lineBorder;
lineAnnotation.LineIntent = PdfLineIntent.LineDimension;
//Assign the line ending style
lineAnnotation.BeginLineStyle = PdfLineEndingStyle.Butt;
lineAnnotation.EndLineStyle = PdfLineEndingStyle.Diamond;
lineAnnotation.AnnotationFlags = PdfAnnotationFlags.Default;
//Assign the line color
lineAnnotation.InnerLineColor = new PdfColor(Color.Green);
lineAnnotation.BackColor = new PdfColor(Color.Green);
//Assign the leader line
lineAnnotation.LeaderLineExt = 0;
lineAnnotation.LeaderLine = 0;
//Assign the Line caption type
lineAnnotation.LineCaption = true;
lineAnnotation.CaptionType = PdfLineCaptionType.Inline;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page.
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation and set properties.
Dim lineAnnotation As New PdfLineAnnotation(points)
lineAnnotation.Text = "Line Annotation"
'Create pdf line border
Dim lineBorder As New LineBorder()
lineBorder.BorderStyle = PdfBorderStyle.Solid
lineBorder.BorderWidth = 1
lineAnnotation.lineBorder = lineBorder
lineAnnotation.LineIntent = PdfLineIntent.LineDimension
'Assign the line ending style
lineAnnotation.BeginLineStyle = PdfLineEndingStyle.Butt
lineAnnotation.EndLineStyle = PdfLineEndingStyle.Diamond
lineAnnotation.AnnotationFlags = PdfAnnotationFlags.Default
'Assign the line color
lineAnnotation.InnerLineColor = New PdfColor(Color.Green)
lineAnnotation.BackColor = New PdfColor(Color.Green)
'Assign the leader line
lineAnnotation.LeaderLineExt = 0
lineAnnotation.LeaderLine = 0
'Assign the Line caption type
lineAnnotation.LineCaption = True
lineAnnotation.CaptionType = PdfLineCaptionType.Inline
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

PdfLineAnnotation(Int32[], String)

Initializes new instance of PdfLineAnnotation class with set of points and annotation text.

Declaration
public PdfLineAnnotation(int[] linePoints, string text)
Parameters
Type Name Description
System.Int32[] linePoints

The line points to be drawn.
System.String text

The line caption text of the annotation.
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new pag .
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points, "Line Annoation");
//Create pdf line border
LineBorder lineBorder = new LineBorder();
lineBorder.DashArray = 1;
lineAnnotation.lineBorder = lineBorder;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new pag .
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(points, "Line Annoation")
'Create pdf line border
Dim lineBorder As New LineBorder()
lineBorder.DashArray = 1
lineAnnotation.lineBorder = lineBorder
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

Fields

m_captionType

To specifying Caption Type

Declaration
public PdfLineCaptionType m_captionType
Field Value
Type
PdfLineCaptionType

Properties

BackColor

Gets or sets the BackgroundColor of the PdfLineAnnotation.

Declaration
public PdfColor BackColor { get; set; }
Property Value
Type Description
PdfColor

The PdfColor which draws the border of the line annotation.
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page.
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points, "Line Annoation");
//Sets the line back color.
lineAnnotation.BackColor = new PdfColor(Color.Green);
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page .
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(points, "Line Annoation")
'Sets the line back color.
lineAnnotation.BackColor = New PdfColor(Color.Green)
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

BeginLineStyle

Gets or sets the style used for the beginning of the line.

Declaration
public PdfLineEndingStyle BeginLineStyle { get; set; }
Property Value
Type Description
PdfLineEndingStyle

A PdfLineEndingStyle enumeration member specifying the begin style for the line.
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page .
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points, "Line Annoation");
//Sets the begin line style.
lineAnnotation.BeginLineStyle = PdfLineEndingStyle.Butt;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page .
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(points, "Line Annoation")
'Sets the begin line style.
lineAnnotation.BeginLineStyle = PdfLineEndingStyle.Butt
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

CaptionType

Gets or sets the line caption text type of annotation.

Declaration
public PdfLineCaptionType CaptionType { get; set; }
Property Value
Type Description
PdfLineCaptionType

A PdfLineCaptionType enumeration specifying the line caption type.
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page .
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points, "Line Annoation");
//Sets the line caption type.
lineAnnotation.CaptionType = PdfLineCaptionType.Inline;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page .
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(points, "Line Annoation")
'Sets the line caption type.
lineAnnotation.CaptionType = PdfLineCaptionType.Inline
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

Comments

Gets the annotation comments

Declaration
public PdfPopupAnnotationCollection Comments { get; }
Property Value
Type
PdfPopupAnnotationCollection
Examples
 //Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page.
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation and set properties.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points);
lineAnnotation.Text = "Line Annotation";
//Create pdf line border
LineBorder lineBorder = new LineBorder();
lineBorder.BorderStyle = PdfBorderStyle.Solid;
lineBorder.BorderWidth = 1;
lineAnnotation.lineBorder = lineBorder;
lineAnnotation.LineIntent = PdfLineIntent.LineDimension;
//set comments
PdfPopupAnnotation popupComments = new PdfPopupAnnotation();
popupComments.Author = "TestAuthor";
popupComments.Text = "Test Text";
lineAnnotation.Comments.Add(popupComments);
//Get annotation comments
PdfPopupAnnotationCollection commentsCollection = lineAnnotation.Comments;
//Saves the document to disk.
document.Save("Output.pdf");
document.Close(true);
Dim document As PdfDocument = New PdfDocument
Dim page As PdfPage = document.Pages.Add
Dim points() As Integer = New Integer() { 80, 420, 150, 420}
Dim lineAnnotation As PdfLineAnnotation = New PdfLineAnnotation(points)
lineAnnotation.Text = "Line Annotation"
Dim lineBorder As LineBorder = New LineBorder
lineBorder.BorderStyle = PdfBorderStyle.Solid
lineBorder.BorderWidth = 1
lineAnnotation.lineBorder = lineBorder
lineAnnotation.LineIntent = PdfLineIntent.LineDimension
Dim popupComments As PdfPopupAnnotation = New PdfPopupAnnotation
popupComments.Author = "TestAuthor"
popupComments.Text = "Test Text"
lineAnnotation.Comments.Add(popupComments)
Dim commentsCollection As PdfPopupAnnotationCollection = lineAnnotation.Comments
'Saves the document to disk.
document.Save("Output.pdf")
document.Close(true)

EndLineStyle

Gets or sets the style used for the end of the line.

Declaration
public PdfLineEndingStyle EndLineStyle { get; set; }
Property Value
Type Description
PdfLineEndingStyle

A PdfLineEndingStyle enumeration member specifying the end style for the line.
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page .
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points, "Line Annoation");
//Sets the line ending style.
lineAnnotation.EndLineStyle = PdfLineEndingStyle.Diamond;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page .
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(points, "Line Annoation")
'Sets the line ending style.
lineAnnotation.EndLineStyle = PdfLineEndingStyle.Diamond
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

InnerLineColor

Gets or sets an InnerColor of the PdfLineAnnotation.

Declaration
public PdfColor InnerLineColor { get; set; }
Property Value
Type Description
PdfColor

The PdfColor which draws the outline of the inner color of the line annotation.
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page .
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points, "Line Annoation");
//Sets the inner line color.
lineAnnotation.InnerLineColor = new PdfColor(Color.Green);
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page .
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(points, "Line Annoation")
'Sets the inner line color.
lineAnnotation.InnerLineColor = New PdfColor(Color.Green)
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

LeaderLine

Gets or sets the leader line

Declaration
public int LeaderLine { get; set; }
Property Value
Type Description
System.Int32

The value specifies the leader line of the annotation.
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page.
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points, "Line Annoation");
//Set the leader line.
lineAnnotation.LeaderLine = 10;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page.
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(points, "Line Annoation")
'Set the leader line.
lineAnnotation.LeaderLine = 10
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

LeaderLineExt

Gets or sets the LeaderLineExtension.

Declaration
public int LeaderLineExt { get; set; }
Property Value
Type Description
System.Int32

The value specifies the leader line extension of the annotation.
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page .
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points, "Line Annoation");
//Set the leader line extension.
lineAnnotation.LeaderLineExt = 10;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page .
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(points, "Line Annoation")
'Set the leader line extension.
lineAnnotation.LeaderLineExt = 10
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

lineBorder

Gets or sets the border style of the LineAnnotation.

Declaration
public LineBorder lineBorder { get; set; }
Property Value
Type Description
LineBorder

A LineBorder enumeration member specifying the border style for the line.
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page .
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points, "Line Annoation");
 //Set the line border.
LineBorder lineBorder = new LineBorder();
lineBorder.DashArray = 1;
lineAnnotation.lineBorder = lineBorder;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page .
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(points, "Line Annoation")
'Set the line border.
 Dim lineBorder As LineBorder = New LineBorder()
 lineBorder.DashArray = 1
 lineAnnotation.lineBorder = lineBorder
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

LineCaption

Gets or sets whether the line annotation caption should be displayed.

Declaration
public bool LineCaption { get; set; }
Property Value
Type Description
System.Boolean

true if the line caption should be displayed, otherwise false.
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page .
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points, "Line Annoation");
//Set the line caption.
lineAnnotation.LineCaption = true;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page .
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(points, "Line Annoation")
'Set the line caption.
lineAnnotation.LineCaption = True
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

LineIntent

Gets or sets the LineIntent of the annotation.

Declaration
public PdfLineIntent LineIntent { get; set; }
Property Value
Type
PdfLineIntent
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page .
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points, "Line Annoation");
//Sets the line intent.
lineAnnotation.LineIntent = PdfLineIntent.LineDimension;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page .
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(points, "Line Annoation")
'Sets the line intent.
lineAnnotation.LineIntent = PdfLineIntent.LineDimension
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

LinePoints

Gets or sets the LinePoints of the PdfLineAnnotation.

Declaration
public int[] LinePoints { get; set; }
Property Value
Type
System.Int32[]
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page .
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(new RectangleF(100, 100, 100, 20));
//Sets the LinePoints.
lineAnnotation.LinePoints = points;
//Add this annotation to a new page.
page.Annotations.Add(lineAnnotation);
//Save the document to disk.
document.Save("Output.pdf");
//close the document
document.Close(true);
'Create a new PDF document.
Dim document As New PdfDocument()
'Create a new page .
Dim page As PdfPage = document.Pages.Add()
'To specify the line end points
Dim points() As Integer = { 80, 420, 150, 420 }
'Create a new line annotation.
Dim lineAnnotation As New PdfLineAnnotation(New RectangleF(100, 100, 100, 20))
'Sets the LinePoints.
lineAnnotation.LinePoints = points
'Add this annotation to a new page.
page.Annotations.Add(lineAnnotation)
'Save the document to disk.
document.Save("Output.pdf")
'close the document
document.Close(True)
See Also

ReviewHistory

Gets the annotation reviews

Declaration
public PdfPopupAnnotationCollection ReviewHistory { get; }
Property Value
Type
PdfPopupAnnotationCollection
Examples
//Create a new PDF document.
PdfDocument document = new PdfDocument();
//Create a new page.
PdfPage page = document.Pages.Add();
//To specify the line end points
int[] points = new int[] { 80, 420, 150, 420 };
//Create a new line annotation and set properties.
PdfLineAnnotation lineAnnotation = new PdfLineAnnotation(points);
lineAnnotation.Text = "Line Annotation";
//Create pdf line border
LineBorder lineBorder = new LineBorder();
lineBorder.BorderStyle = PdfBorderStyle.Solid;
lineBorder.BorderWidth = 1;
lineAnnotation.lineBorder = lineBorder;
lineAnnotation.LineIntent = PdfLineIntent.LineDimension;
//Add Review state
PdfPopupAnnotation popup = new PdfPopupAnnotation();
popup.State = PdfAnnotationState.Accepted;
popup.StateModel = PdfAnnotationStateModel.Review;
popup.Text = "Hello PDF Comments";
lineAnnotation.ReviewHistory.Add(popup);
//Get Review history
PdfPopupAnnotationCollection reviewCollection = lineAnnotation.ReviewHistory;
//Saves the document to disk.
document.Save("Output.pdf");
document.Close(true);
Dim document As PdfDocument = New PdfDocument
Dim page As PdfPage = document.Pages.Add
Dim points() As Integer = New Integer() { 80, 420, 150, 420}
Dim lineAnnotation As PdfLineAnnotation = New PdfLineAnnotation(points)
lineAnnotation.Text = "Line Annotation"
Dim lineBorder As LineBorder = New LineBorder
lineBorder.BorderStyle = PdfBorderStyle.Solid
lineBorder.BorderWidth = 1
lineAnnotation.lineBorder = lineBorder
lineAnnotation.LineIntent = PdfLineIntent.LineDimension
Dim popup As PdfPopupAnnotation = New PdfPopupAnnotation
popup.State = PdfAnnotationState.Accepted
popup.StateModel = PdfAnnotationStateModel.Review
popup.Text = "Hello PDF Comments"
lineAnnotation.ReviewHistory.Add(popup)
Dim reviewCollection As PdfPopupAnnotationCollection = lineAnnotation.ReviewHistory
'Saves the document to disk.
document.Save("Output.pdf")
document.Close(true)

Methods

Initialize()

Initializes annotation object.

Declaration
protected override void Initialize()
Overrides

Save()

Saves an annotation.

Declaration
protected override void Save()
Overrides

Implements

System.ComponentModel.INotifyPropertyChanged

See Also