Class PdfPageLayer

The PdfPageLayer used to create layers in PDF document. Layers refers to sections of content in a PDF document that can be selectively viewed or hidden by document authors or consumers

Inheritance

System.Object

PdfPageLayer

Namespace: Syncfusion.Pdf

Assembly: Syncfusion.Pdf.Portable.dll

Syntax

public class PdfPageLayer : Object, IPdfWrapper

Examples

//Create PDF document.
PdfDocument document = new PdfDocument();
PdfPage page = document.Pages.Add();
//Add the first layer.
PdfPageLayer layer = page.Layers.Add("Layer1");
PdfGraphics graphics = layer.Graphics;
graphics.TranslateTransform(100, 60);
//Draw arc.
PdfPen pen = new PdfPen(System.Drawing.Color.Red, 50);
RectangleF bounds = new RectangleF(0, 0, 50, 50);
graphics.DrawArc(pen, bounds, 360, 360);
//Add another layer on the page.
PdfPageLayer layer2 = page.Layers.Add("Layer2");
graphics = layer2.Graphics;
graphics.TranslateTransform(100, 180);
//Draw ellipse.
graphics.DrawEllipse(pen, bounds);
//Save the document.
document.Save("Sample.pdf");
//Close the document
document.Close(true); 

'Create PDF document.
Dim document As New PdfDocument()
Dim page As PdfPage = document.Pages.Add()
'Add the first layer.
Dim layer As PdfPageLayer = page.Layers.Add("Layer1")
Dim graphics As PdfGraphics = layer.Graphics
graphics.TranslateTransform(100, 60)
'Draw arc.
Dim pen As New PdfPen(System.Drawing.Color.Red, 50)
Dim bounds As New RectangleF(0, 0, 50, 50)
graphics.DrawArc(pen, bounds, 360, 360)
'Add another layer on the page.
Dim layer2 As PdfPageLayer = page.Layers.Add("Layer2")
graphics = layer2.Graphics
graphics.TranslateTransform(100, 180)
'Draw ellipse.
graphics.DrawEllipse(pen, bounds)
'Save the document.
document.Save("Sample.pdf")
'Close the document
document.Close(True)

Constructors

PdfPageLayer(PdfPageBase)

Initializes a new instance of the PdfPageLayer class with specified PDF page.

Declaration

public PdfPageLayer(PdfPageBase page)

Parameters

Type	Name	Description
PdfPageBase	page	The PdfPageBase,parent page of the layer.

Properties

Graphics

Gets Graphics context of the layer, used to draw various graphical content on layer.

Declaration

public PdfGraphics Graphics { get; }

Property Value

Type	Description
PdfGraphics	The PdfGraphics used to draw various graphical content

Examples

//Create PDF document.
PdfDocument document = new PdfDocument();
PdfPage page = document.Pages.Add();
//Add the first layer.
PdfPageLayer layer = page.Layers.Add("Layer1");
PdfGraphics graphics = layer.Graphics;
graphics.TranslateTransform(100, 60);
//Draw arc.
PdfPen pen = new PdfPen(System.Drawing.Color.Red, 50);
RectangleF bounds = new RectangleF(0, 0, 50, 50);
graphics.DrawArc(pen, bounds, 360, 360);
//Add another layer on the page.
PdfPageLayer layer2 = page.Layers.Add("Layer2");
graphics = layer2.Graphics;
graphics.TranslateTransform(100, 180);
//Draw ellipse.
graphics.DrawEllipse(pen, bounds);
//Save the document.
document.Save("Sample.pdf");
//Close the document
document.Close(true); 

'Create PDF document.
Dim document As New PdfDocument()
Dim page As PdfPage = document.Pages.Add()
'Add the first layer.
Dim layer As PdfPageLayer = page.Layers.Add("Layer1")
Dim graphics As PdfGraphics = layer.Graphics
graphics.TranslateTransform(100, 60)
'Draw arc.
Dim pen As New PdfPen(System.Drawing.Color.Red, 50)
Dim bounds As New RectangleF(0, 0, 50, 50)
graphics.DrawArc(pen, bounds, 360, 360)
'Add another layer on the page.
Dim layer2 As PdfPageLayer = page.Layers.Add("Layer2")
graphics = layer2.Graphics
graphics.TranslateTransform(100, 180)
'Draw ellipse.
graphics.DrawEllipse(pen, bounds)
'Save the document.
document.Save("Sample.pdf")
'Close the document
document.Close(True)

Layers

Gets the collection of PdfPageLayer, this collection handle by the class PdfPageLayerCollection

Declaration

public PdfPageLayerCollection Layers { get; }

Property Value

Type	Description
PdfPageLayerCollection	The PdfPageLayerCollection used to handle collection of PdfPageLayer

Name

Gets or sets the name of the layer

Declaration

public string Name { get; set; }

Property Value

Type	Description
System.String

Page

Gets parent page of the layer.

Declaration

public PdfPageBase Page { get; }

Property Value

Type	Description
PdfPageBase

Examples

//Create PDF document.
PdfDocument document = new PdfDocument();
PdfPage page = document.Pages.Add();
//Add the first layer.
PdfPageLayer layer = page.Layers.Add("Layer1");
PdfGraphics graphics = layer.Graphics;
graphics.TranslateTransform(100, 60);
//Draw arc.
PdfPen pen = new PdfPen(System.Drawing.Color.Red, 50);
RectangleF bounds = new RectangleF(0, 0, 50, 50);
graphics.DrawArc(pen, bounds, 360, 360);
//Add another layer on the page.
PdfPageLayer layer2 = page.Layers.Add("Layer2");
graphics = layer2.Graphics;
graphics.TranslateTransform(100, 180);
//Draw ellipse.
graphics.DrawEllipse(pen, bounds);
//Save the document.
document.Save("Sample.pdf");
//Close the document
document.Close(true); 

'Create PDF document.
Dim document As New PdfDocument()
Dim page As PdfPage = document.Pages.Add()
'Add the first layer.
Dim layer As PdfPageLayer = page.Layers.Add("Layer1")
Dim graphics As PdfGraphics = layer.Graphics
graphics.TranslateTransform(100, 60)
'Draw arc.
Dim pen As New PdfPen(System.Drawing.Color.Red, 50)
Dim bounds As New RectangleF(0, 0, 50, 50)
graphics.DrawArc(pen, bounds, 360, 360)
'Add another layer on the page.
Dim layer2 As PdfPageLayer = page.Layers.Add("Layer2")
graphics = layer2.Graphics
graphics.TranslateTransform(100, 180)
'Draw ellipse.
graphics.DrawEllipse(pen, bounds)
'Save the document.
document.Save("Sample.pdf")
'Close the document
document.Close(True)

PrintState

Gets and sets printing state of the PDF page layer

Declaration

public PdfPrintState PrintState { get; set; }

Property Value

Type	Description
PdfPrintState

Visible

specifies whether visibility of the layer

Declaration

public bool Visible { get; set; }

Property Value

Type	Description
System.Boolean

Methods

Add()

Adds a new PDF Page layer.

Declaration

public PdfPageLayer Add()

Returns

Type	Description
PdfPageLayer	The PdfPageLayer