Chart for WPF and Silverlight > Chart Features > Markers and Labels > Simple Bound Markers |
You can easily create a simple bound marker by setting five properties. The XAML markup below demonstates this:
XAML |
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<!-- simple bound marker --> <c1:ChartPanelObject x:Name="obj" Attach="DataX" Action="MouseMove" DataPoint="-1,-1" HorizontalAlignment="Center" VerticalAlignment="Top" Width="60" Height="50"> <c1:ChartPanelObject.RenderTransform> <TranslateTransform Y="-50"/> </c1:ChartPanelObject.RenderTransform> <Grid DataContext="{Binding RelativeSource={x:Static RelativeSource.Self},Path=Parent}" Opacity="0.8"> <Path Data="M0.5,0.5 L23,0.5 23,23 11.61165,29.286408 0.5,23 z" Stretch="Fill" Fill="#FFF1F1F1" Stroke="DarkGray" StrokeThickness="1"/> <StackPanel VerticalAlignment="Center" HorizontalAlignment="Center"> <TextBlock Text="Value" Margin="2 0"/> <TextBlock x:Name="label" Text="{Binding DataPoint.Y, StringFormat=c2}" FontWeight="Bold" Margin="2"/> </StackPanel> </Grid> </c1:ChartPanelObject> |
Note that you're setting the following properties:
The application will resemble the following image: