How can I custom my LineSymbol like this <esri:LineSymbol x:Key="CustomAnimatedRedLineSymbol">
<esri:LineSymbol.ControlTemplate>
<ControlTemplate xmlns:vsm="clr-namespace:System.Windows;assembly=System.Windows">
<Grid>
<vsm:VisualStateManager.VisualStateGroups>
<vsm:VisualStateGroup x:Name="CommonStates">
<vsm:VisualState x:Name="Normal">
<Storyboard RepeatBehavior="Forever">
<DoubleAnimation BeginTime="0:0:0" Storyboard.TargetName="Element" Storyboard.TargetProperty="StrokeDashOffset" To="1000" Duration="0:3:0" />
</Storyboard>
</vsm:VisualState>
</vsm:VisualStateGroup>
</vsm:VisualStateManager.VisualStateGroups>
<Path x:Name="Element" StrokeDashArray="2,1" StrokeDashOffset="0" Stroke="Red" StrokeThickness="5" />
</Grid>
</ControlTemplate>
</esri:LineSymbol.ControlTemplate>
</esri:LineSymbol> by adding MarkerSymbol or a picture . Thanks in advance.
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