BartDM

using System.ComponentModel;
using OxyPlotDemo.Annotations;

namespace OxyPlotDemo.ViewModels
{
    public class MainWindowModel:  INotifyPropertyChanged
    {
        public event PropertyChangedEventHandler PropertyChanged;

        [NotifyPropertyChangedInvocator]

BartDM

using System.ComponentModel;
using OxyPlot;
using OxyPlotDemo.Annotations;

namespace OxyPlotDemo.ViewModels
{
    public class MainWindowModel:  INotifyPropertyChanged
    {
        private PlotModel plotModel;
        public PlotModel PlotModel

BartDM

<Window x:Class="OxyPlotDemo.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:oxy="http://oxyplot.codeplex.com"
        Title="MainWindow" Height="350" Width="525">
    <Grid>
        <oxy:Plot x:Name="Plot1" Title="A Graph" Model="{Binding PlotModel}" Margin="10" Grid.Row="1">
        </oxy:Plot>
    </Grid>
</Window>

BartDM

using System.Windows;

namespace OxyPlotDemo
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        private ViewModels.MainWindowModel viewModel;

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private void SetUpModel()
{
    PlotModel.LegendTitle = "Legend";
    PlotModel.LegendOrientation = LegendOrientation.Horizontal;
    PlotModel.LegendPlacement = LegendPlacement.Outside;
    PlotModel.LegendPosition = LegendPosition.TopRight;
    PlotModel.LegendBackground = OxyColor.FromAColor(200, OxyColors.White);
    PlotModel.LegendBorder = OxyColors.Black;

    var dateAxis = new DateTimeAxis(AxisPosition.Bottom, "Date", "dd/MM/yy HH:mm") { MajorGridlineStyle = LineStyle.Solid, MinorGridlineStyle = LineStyle.Dot, IntervalLength = 80 };

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private void LoadData()
{
    List<Measurement> measurements = Data.GetData();

    var dataPerDetector = measurements.GroupBy(m => m.DetectorId).ToList();

    foreach (var data in dataPerDetector)
    {
        var lineSerie = new LineSeries
        {

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public void UpdateModel()
{
    List<Measurement> measurements = Data.GetUpdateData(lastUpdate);
    var dataPerDetector = measurements.GroupBy(m => m.DetectorId).OrderBy(m => m.Key).ToList();

    foreach (var data in dataPerDetector)
    {
        var lineSerie = PlotModel.Series[data.Key] as LineSeries;
        if (lineSerie != null)
        {

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public MainWindow()
{
    viewModel = new ViewModels.MainWindowModel();
    DataContext = viewModel;

    CompositionTarget.Rendering += CompositionTargetRendering;

    InitializeComponent();
}

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        public MainWindow()
        {
            viewModel = new ViewModels.MainWindowModel();
            DataContext = viewModel;

            CompositionTarget.Rendering += CompositionTargetRendering;
            stopwatch.Start();

            InitializeComponent();
        }

BartDM

PM> Install-Package Atlassian.SDK -Version 2.3.0