PdfGraphics.DrawEllipse(DXPen, RectangleF) Method

Draws an ellipse in the specified page rectangle.

Namespace: DevExpress.Pdf

Assembly: DevExpress.Pdf.v23.2.Drawing.dll

NuGet Package: DevExpress.Pdf.Drawing

Declaration

C#

public void DrawEllipse(
    DXPen pen,
    RectangleF rect
)

VB.NET

Public Sub DrawEllipse(
    pen As DXPen,
    rect As RectangleF
)

Parameters

Name	Type	Description
pen	DXPen	A DXPen structure that specifies the color, width, and style of the ellipse.
rect	RectangleF	A RectangleF structure that specifies a page area (in world coordinate system) where you can draw an ellipse.

Remarks

Use this method to draw an ellipse in the page area specified by the rect parameter.

To draw a shape on the PDF page, use one of the following methods:

PdfGraphics.AddToPageForeground, PdfGraphics.AddToPageBackground

These methods allow you to draw content on an existing page.

PdfDocumentProcessor.RenderNewPage

Draws content on a new page.

The code sample below draws an ellipse in the specified area of the document page.

C#

using DevExpress.Pdf;
using System.Drawing;
using DevExpress.Drawing;
//...

using (PdfDocumentProcessor processor = new PdfDocumentProcessor())
{
    processor.CreateEmptyDocument();
    PdfPage page = processor.AddNewPage(PdfPaperSize.A4);
        using (PdfGraphics graphics = processor.CreateGraphics())
        {
            // Draw an ellipse.
            using (var pen = new DXPen(Color.Red, 5))
                graphics.DrawEllipse(pen, new RectangleF(50, 50, 500, 300));

            // Add graphics content to the document page.
            graphics.AddToPageForeground(page, 72, 72);
        }
    processor.SaveDocument("out2.pdf");
}
Process.Start("out.pdf");

VB.NET

Imports DevExpress.Pdf
Imports System.Drawing
Imports DevExpress.Drawing
'...

Using processor As New PdfDocumentProcessor()
    processor.CreateEmptyDocument()
    Dim page As PdfPage = processor.AddNewPage(PdfPaperSize.A4)
        Using graphics As PdfGraphics = processor.CreateGraphics()
            ' Draw an ellipse.
            Using pen As New DXPen(Color.Red, 5)
                graphics.DrawEllipse(pen, New RectangleF(50, 50, 500, 300))
            End Using

            ' Add graphics content to the document page.
            graphics.AddToPageForeground(page, 72, 72)
        End Using
    processor.SaveDocument("out2.pdf")
End Using
Process.Start("out.pdf")