Shaker/OxyPlot/OxyPlot.Wpf.Shared/Themes/Generic.xaml

<ResourceDictionary
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="clr-namespace:OxyPlot.Wpf">

    <local:ThicknessConverter x:Key="ThicknessConverter" />

    <Style TargetType="{x:Type local:TrackerControl}">
        <Setter Property="Background" Value="#E0FFFFA0" />
        <Setter Property="BorderBrush" Value="Black" />
        <Setter Property="BorderThickness" Value="1" />
        <Setter Property="BorderEdgeMode" Value="Aliased" />
        <Setter Property="LineStroke" Value="#80000000" />
        <Setter Property="HorizontalLineVisibility" Value="Visible" />
        <Setter Property="VerticalLineVisibility" Value="Visible" />
        <Setter Property="LineThickness" Value="1" />
        <Setter Property="Distance" Value="7" />
        <Setter Property="CornerRadius" Value="0" />
        <Setter Property="ShowPointer" Value="true" />
        <Setter Property="CanCenterHorizontally" Value="true" />
        <Setter Property="CanCenterVertically" Value="true" />
        <Setter Property="IsHitTestVisible" Value="false" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type local:TrackerControl}">
                    <Canvas HorizontalAlignment="Stretch" VerticalAlignment="Stretch">
                        <Line
                            x:Name="PART_HorizontalLine"
                            RenderOptions.EdgeMode="Aliased"
                            Stroke="{TemplateBinding LineStroke}"
                            StrokeDashArray="{TemplateBinding LineDashArray}"
                            StrokeThickness="{TemplateBinding LineThickness}"
                            Visibility="{TemplateBinding HorizontalLineVisibility}" />
                        <Line
                            x:Name="PART_VerticalLine"
                            RenderOptions.EdgeMode="Aliased"
                            Stroke="{TemplateBinding LineStroke}"
                            StrokeDashArray="{TemplateBinding LineDashArray}"
                            StrokeThickness="{TemplateBinding LineThickness}"
                            Visibility="{TemplateBinding VerticalLineVisibility}" />
                        <Grid x:Name="PART_ContentContainer">
                            <Path
                                x:Name="PART_Path"
                                Fill="{TemplateBinding Background}"
                                RenderOptions.EdgeMode="{TemplateBinding BorderEdgeMode}"
                                Stroke="{TemplateBinding BorderBrush}"
                                StrokeThickness="{TemplateBinding BorderThickness,
                                                                  Converter={StaticResource ThicknessConverter}}" />
                            <ContentPresenter
                                x:Name="PART_Content"
                                HorizontalAlignment="Center"
                                VerticalAlignment="Center" />
                        </Grid>
                    </Canvas>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style TargetType="{x:Type local:PlotViewBase}">
        <Setter Property="Background" Value="White" />
        <Setter Property="FocusVisualStyle" Value="{x:Null}" />
        <Setter Property="DefaultTrackerTemplate">
            <Setter.Value>
                <ControlTemplate>
                    <local:TrackerControl LineExtents="{Binding PlotModel.PlotArea}" Position="{Binding Position}">
                        <local:TrackerControl.Content>
                            <TextBlock Margin="7" Text="{Binding}" />
                        </local:TrackerControl.Content>
                    </local:TrackerControl>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
        <Setter Property="ZoomRectangleTemplate">
            <Setter.Value>
                <ControlTemplate>
                    <Rectangle
                        Fill="#40FFFF00"
                        Stroke="Black"
                        StrokeDashArray="3,1" />
                </ControlTemplate>
            </Setter.Value>
        </Setter>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type local:PlotViewBase}">
                    <Border
                        Background="{TemplateBinding Background}"
                        BorderBrush="{TemplateBinding BorderBrush}"
                        BorderThickness="{TemplateBinding BorderThickness}">
                        <Grid x:Name="PART_Grid" />
                    </Border>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

</ResourceDictionary>