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.NET Framework 4.5.2+

PdfDocumentProcessor.CreateGraphics() Method

Creates a new instance of the PdfGraphics used to draw graphics on a PDF document.

Namespace: DevExpress.Pdf

Assembly: DevExpress.Docs.v22.1.dll

Declaration

public PdfGraphics CreateGraphics()

Returns

Type Description
PdfGraphics

A PdfGraphics object used as a drawing context.

Remarks

Call this method to create a PdfGraphics instance used to create an image (PdfGraphics.DrawImage), text (PdfGraphics.DrawString) and graphic elements on a document.

Call one of the PdfDocumentProcessor.RenderNewPage overload methods with the specified paper size and created graphics to add graphic content to a new PDF page.

Call the PdfGraphics.AddToPageForeground and PdfGraphics.AddToPageBackground methods to add graphics to an existing document.

Refer to the PDF Graphics section for more information on PDF graphics.

Example

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

static void Main(string[] args)
{
    using (PdfDocumentProcessor processor = new PdfDocumentProcessor())
    {
        // Create an empty document.
        processor.CreateEmptyDocument("..\\..\\Result.pdf");

        // Create and draw PDF graphics.
        using (PdfGraphics graph = processor.CreateGraphics())
        {
            DrawGraphics(graph);

            // Render a page with graphics.
            processor.RenderNewPage(PdfPaperSize.Letter, graph);
        }
    }
}

static void DrawGraphics(PdfGraphics graph)
{

    // Draw text lines on the page. 
    SolidBrush black = (SolidBrush)Brushes.Black;
    using (Font font1 = new Font("Times New Roman", 32, FontStyle.Bold))
    {
        graph.DrawString("PDF Document Processor", font1, black, 180, 150);
    }
    using (Font font2 = new Font("Arial", 20))
    {
        graph.DrawString("Display, Print and Export PDF Documents", font2, black, 168, 230);
    }
    using (Font font3 = new Font("Arial", 10))
    {
        graph.DrawString("The PDF Document Processor is a non-visual component " +
                            "that provides the application programming interface of the PDF Viewer.", font3, black, 16, 300);
    }
}

The following code snippets (auto-collected from DevExpress Examples) contain references to the CreateGraphics() method.

Note

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See Also