BPASmartClient/BPASmartClient.CustomResource/UserControls/Control/PipeLine/PipeLineTL.xaml

<UserControl
    x:Class="BPASmartClient.CustomResource.UserControls.PipeLineTL"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:local="clr-namespace:BPASmartClient.CustomResource.UserControls"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    d:DesignHeight="100"
    d:DesignWidth="100"
    mc:Ignorable="d">
    <Grid Name="gr">
        <Viewbox Width="auto" Height="auto">
            <Canvas
                Width="100"
                Height="100"
                ClipToBounds="True">
                <Ellipse
                    Name="ell"
                    Width="200"
                    Height="200"
                    Margin="-100">
                    <Ellipse.Fill>
                        <RadialGradientBrush GradientOrigin="0.5,0.5">
                            <GradientStop Offset="0" Color="Transparent" />
                            <GradientStop Offset="0.5" Color="Transparent" />
                            <GradientStop Offset="0.5" Color="{Binding Fill, RelativeSource={RelativeSource AncestorType=UserControl, Mode=FindAncestor}}" />
                            <GradientStop Offset="0.75" Color="Snow" />
                            <GradientStop Offset="1" Color="{Binding Fill, RelativeSource={RelativeSource AncestorType=UserControl, Mode=FindAncestor}}" />
                        </RadialGradientBrush>
                    </Ellipse.Fill>
                </Ellipse>

                <Ellipse
                    Name="mp"
                    Canvas.Right="21"
                    Canvas.Bottom="21"
                    Width="150"
                    Height="150"
                    Visibility="Collapsed"
                    Opacity="0.8"
                    Stroke="{Binding LineBrush, RelativeSource={RelativeSource AncestorType=UserControl, Mode=FindAncestor}}"
                    StrokeDashArray="2 4"
                    StrokeDashCap="Round"
                    StrokeEndLineCap="Round"
                    StrokeStartLineCap="Round"
                    StrokeThickness="4" />
            </Canvas>
        </Viewbox>
    </Grid>
</UserControl>