PieChart.xaml

<UserControl x:Class="FLY.ControlLibrary.PieChart"
             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:ed="http://schemas.microsoft.com/expression/2010/drawing" 
             mc:Ignorable="d" 
             Loaded="UserControl_Loaded"
             d:DesignHeight="300" d:DesignWidth="300" >
    
        <Grid x:Name="RootGrid">
            <ed:Arc 
                ArcThickness="200" 
                
                StartAngle="0" EndAngle="120" 
                Fill="#FFFFC0C0" Stretch="None"  />
        
            <ed:Arc 
                ArcThickness="200" 
                
                StartAngle="120" EndAngle="240" 
                Fill="#FF008BE5" Stretch="None"  />
        <ed:Arc 
                ArcThickness="200" 
                
                StartAngle="240" EndAngle="360" 
                Fill="#FFBCD676" Stretch="None"  />

    </Grid>
</UserControl>