How to: Color Tree Map Using the Group Gradient Colorizer

To color tree map items using the Group Gradient Colorizer, do the following.

<dxtm:TreeMapControl.Colorizer>
    <dxtm:TreeMapGroupGradientColorizer 
        GradientColor="White"
        Min="0.5"
        Max="1">
        <dxtm:Office2013Palette/>
    </dxtm:TreeMapGroupGradientColorizer>
</dxtm:TreeMapControl.Colorizer>