<UserControl x:Class="Wpf.CartesianChart.PointState.PointStateExample" 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:lvc="clr-namespace:LiveCharts.Wpf;assembly=LiveCharts.Wpf" xmlns:pointState="clr-namespace:Wpf.CartesianChart.PointState" mc:Ignorable="d" d:DesignHeight="300" d:DesignWidth="300" d:DataContext="{d:DesignInstance pointState:PointStateExample}"> <Grid> <Grid.RowDefinitions> <RowDefinition Height="Auto"></RowDefinition> <RowDefinition Height="*"></RowDefinition> </Grid.RowDefinitions> <Button Grid.Row="0" Click="UpdateDataOnClick">Update Data</Button> <lvc:CartesianChart Grid.Row="1"> <lvc:CartesianChart.Series> <lvc:LineSeries Values="{Binding Values}" PointGeometrySize="20" PointForeground="White" Configuration="{Binding Mapper}"/> </lvc:CartesianChart.Series> </lvc:CartesianChart> </Grid> </UserControl>