title: Scale a Visual Brush Background WPF
body: <p>I have a Item called MiniMap in my xaml. I have set the background of it to a visual brush representting a canvas Item. Now, I want to scale the background to a ratio 0.7 . How can I do it?
  Thanks in advance</p>
  
  <pre><code>&lt;local:MiniMap Width="201" Height="134" x:Name="MiniMapItem" MinHeight="100" MinWidth="100" Opacity="1" SnapsToDevicePixels="True" Margin="0,0,20,20" VerticalAlignment="Bottom" HorizontalAlignment="Right"&gt;
                      &lt;local:MiniMap.Background&gt;
                          &lt;VisualBrush Visual="{Binding ElementName=viewport}" Stretch="None" TileMode="None" AlignmentX="Left" AlignmentY="Top" /&gt;
                      &lt;/local:MiniMap.Background&gt;
                  &lt;/local:MiniMap&gt;
  </code></pre>