Usage of the the LandmarkController

DataTemplate.xaml

<DataTemplate DataType="{x:Type ViewModel:LandmarkViewModel}">
   <PointInterpolation.View:LandmarkControl x:Name="control"
   Points="{Binding LandmarkPoints}" Visibility="{Binding IsVisible,
   Converter={StaticResource BoolToVisibilityConverter}}" ToolTip="{Binding Label}"/>
   <DataTemplate.Triggers>
       <DataTrigger Binding="{Binding IsSelected}" Value="True">
           <Setter Property="PathColor" TargetName="control" Value="Red"/>
       </DataTrigger>
   </DataTemplate.Triggers>
</DataTemplate>