CtrEditor/ObjetosSim/ucTransporteGuias.xaml

<UserControl x:Class="CtrEditor.ObjetosSim.ucTransporteGuias"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:local="clr-namespace:CtrEditor.ObjetosSim"
             mc:Ignorable="d">

    <UserControl.Resources>
        <local:MeterToPixelConverter x:Key="MeterToPixelConverter"/>
        <local:DistanceToMarginConverter x:Key="DistanceToMarginConverter"/>
    </UserControl.Resources>

    <Grid>
        <Canvas>
            <StackPanel x:Name="RectanglesContainer">
                <StackPanel.RenderTransform>
                    <RotateTransform Angle="{Binding Angulo}"/>
                </StackPanel.RenderTransform>
                <Rectangle x:Name="GuiaSuperior" Width="{Binding Ancho, Converter={StaticResource MeterToPixelConverter}}" Height="{Binding AltoGuia, Converter={StaticResource MeterToPixelConverter}}" Fill="Blue"
                           Margin="{Binding Distance, Converter={StaticResource DistanceToMarginConverter}}"/>
                <Rectangle x:Name="Transporte" Width="{Binding Ancho, Converter={StaticResource MeterToPixelConverter}}" Height="{Binding Alto, Converter={StaticResource MeterToPixelConverter}}" Fill="Gray"
                           Margin="{Binding Distance, Converter={StaticResource DistanceToMarginConverter}}"/>
                <Rectangle x:Name="GuiaInferior" Width="{Binding Ancho, Converter={StaticResource MeterToPixelConverter}}" Height="{Binding AltoGuia, Converter={StaticResource MeterToPixelConverter}}" Fill="Blue"/>
            </StackPanel>
        </Canvas>
    </Grid>
</UserControl>