xaml vives

<Canvas Name="MeterCanvas" HorizontalAlignment="Left" Height="80" Margin="0,0,0,0" VerticalAlignment="Top" Width="150" Background="LightGray"/>
        <Rectangle Name="MeterBar" Canvas.Top="50" Canvas.Left="15" Width="50" Height="10" Fill="CornflowerBlue"/>
        </Canvas>
        <Label Name="lblPressure" Content="Pressure" HorizontalAlignment="Left" Margin="10,10,0,0" VerticalAlignment="Top"/>

        <Canvas Name="GraphCanvas" HorizontalAlignment="Left" Height="250" Margin="150,0,0,0" VerticalAlignment="Top" Width="800" Background="BlanchedAlmond"/>
        <Line X1="10" Y1="10" X2="10" Y2="240" Stroke="Black">
            </Line>
            <Line X1="10" Y1="240" X2="790" Y2="240" Stroke="Black"></Line>
        </Canvas>