<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" x:Class="Microsoft.Samples.Graphics.RectangleExample" WindowTitle="Example"> <Canvas> <Rectangle Canvas.Left="10" Canvas.Top="120" Width="200" Height="200" Stroke="Black"> <Rectangle.Fill> <ImageBrush ImageSource="c:\image.gif" Stretch="Uniform" Viewbox="0.4 0.5 0.2 0.2"></ImageBrush> </Rectangle.Fill> </Rectangle> </Canvas> </Page>