ChangeBlendRenderer.xaml

<UserControl x:Class="ArcGISRuntime.UWP.Samples.ChangeBlendRenderer.ChangeBlendRenderer"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:esriUI="using:Esri.ArcGISRuntime.UI.Controls">
    <UserControl.Resources>
        <Style TargetType="TextBlock">
            <Setter Property="FontWeight" Value="SemiBold" />
            <Setter Property="VerticalAlignment" Value="Center" />
            <Setter Property="HorizontalAlignment" Value="Right" />
        </Style>
        <Style TargetType="TextBox">
            <Setter Property="HorizontalAlignment" Value="Stretch" />
            <Setter Property="Margin" Value="0,5,0,0" />
        </Style>
        <Style TargetType="Slider">
            <Setter Property="Padding" Value="0,0,0,0" />
            <Setter Property="Margin" Value="5,0,0,-8" />
            <Setter Property="HorizontalAlignment" Value="Stretch" />
        </Style>
        <Style TargetType="ComboBox">
            <Setter Property="HorizontalAlignment" Value="Stretch" />
            <Setter Property="Margin" Value="5,5,0,0" />
        </Style>
    </UserControl.Resources>
    <Grid>
        <esriUI:MapView x:Name="MyMapView" />
        <Border Style="{StaticResource BorderStyle}">
            <Grid>
                <Grid.RowDefinitions>
                    <RowDefinition Height="Auto" />
                    <RowDefinition Height="Auto" />
                    <RowDefinition Height="Auto" />
                    <RowDefinition Height="Auto" />
                    <RowDefinition Height="Auto" />
                    <RowDefinition Height="Auto" />
                </Grid.RowDefinitions>
                <Grid.ColumnDefinitions>
                    <ColumnDefinition Width="Auto" />
                    <ColumnDefinition Width="*" />
                </Grid.ColumnDefinitions>
                <TextBlock
                    Text="Tap 'Update renderer' to change the settings for the blend renderer. If you use None as the ColorRamp, a standard hill shade raster output is displayed. For all the other ColorRamp types an elevation raster is used."
                    Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="2"
                    Margin="0,0,0,10"
                    TextWrapping="Wrap" HorizontalAlignment="Stretch" />
                <TextBlock Text="Altitude: "
                           Grid.Row="1" Grid.Column="0" />
                <Slider x:Name="AltitudeSlider"
                        Grid.Row="1" Grid.Column="1" />
                <TextBlock Text="Azimuth:"
                           Grid.Row="2" Grid.Column="0" />
                <Slider x:Name="AzimuthSlider"
                        Grid.Row="2" Grid.Column="1" />
                <TextBlock Text="Slope type:"
                           Grid.Row="3" Grid.Column="0" />
                <ComboBox x:Name="SlopeTypes"
                          Grid.Row="3" Grid.Column="1" />
                <TextBlock Text="Color ramp:"
                           Grid.Row="4" Grid.Column="0" />
                <ComboBox x:Name="ColorRamps"
                          Grid.Row="4" Grid.Column="1" />
                <Button x:Name="UpdateRenderer"
                        Grid.Row="5" Grid.Column="0" Grid.ColumnSpan="2"
                        Content="Update renderer"
                        Margin="0,5,0,0"
                        IsEnabled="False"
                        HorizontalAlignment="Stretch"
                        Click="OnUpdateRendererClicked" />
            </Grid>
        </Border>
    </Grid>
</UserControl>