BPASmartClient/BPASmartClient.SCADAControl/CustomerControls/GraphArrow.xaml

<UserControl x:Class="BPASmartClient.SCADAControl.CustomerControls.GraphArrow"
             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:BPASmartClient.SCADAControl.CustomerControls"
             mc:Ignorable="d" 
              x:Name="root"
             d:DesignHeight="44" d:DesignWidth="60" Foreground="#22DCF7">
    <Grid>
        <Path Data="M571.5,161.75L629,161.75 629,147.5 657.5,176 629,204.5 629,190.25 571.5,190.25z" 
              Stretch="Fill" Fill="{Binding ElementName=root,Path=Foreground}"/>
    </Grid>
</UserControl>