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RenderTargetBitmap Class

Used to convert a Visual object into a bitmap.

Namespace: System.Windows.Media.Imaging
Assembly: PresentationCore (in presentationcore.dll)
XML Namespace:  http://schemas.microsoft.com/winfx/2006/xaml/presentation

public sealed class RenderTargetBitmap : BitmapSource
public final class RenderTargetBitmap extends BitmapSource
public final class RenderTargetBitmap extends BitmapSource
You cannot use this managed class in XAML.

The following example shows how to use RenderTargetBitmap to render text as an image.

using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Globalization;

namespace SDKSample
{
    public partial class RenderTargetBitmapExample : Page
    {
        public RenderTargetBitmapExample()
        {

            Image myImage = new Image();
            FormattedText text = new FormattedText("ABC",
                    new CultureInfo("en-us"),
                    FlowDirection.LeftToRight,
                    new Typeface(this.FontFamily, FontStyles.Normal, FontWeights.Normal, new FontStretch()),
                    this.FontSize,
                    this.Foreground);

            DrawingVisual drawingVisual = new DrawingVisual();
            DrawingContext drawingContext = drawingVisual.RenderOpen();
            drawingContext.DrawText(text, new Point(2, 2));
            drawingContext.Close();

            RenderTargetBitmap bmp = new RenderTargetBitmap(180, 180, 120, 96, PixelFormats.Pbgra32);
            bmp.Render(drawingVisual);
            myImage.Source = bmp;

            // Add Image to the UI
            StackPanel myStackPanel = new StackPanel();
            myStackPanel.Children.Add(myImage);
            this.Content = myStackPanel;
        }
    }
}

System.Object
   System.Windows.Threading.DispatcherObject
     System.Windows.DependencyObject
       System.Windows.Freezable
         System.Windows.Media.Animation.Animatable
           System.Windows.Media.ImageSource
             System.Windows.Media.Imaging.BitmapSource
              System.Windows.Media.Imaging.RenderTargetBitmap
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0
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