public LoadCell() { InitializeComponent(); _connection = PLCConnection.getInstance("5.59.200.16.1.1", 851); left_hip_thread = new Thread(run1); left_knee_thread = new Thread(run2); right_hip_thread = new Thread(run3); right_knee_thread = new Thread(run4); right_knee_thread.Start(); right_hip_thread.Start(); left_knee_thread.Start(); left_hip_thread.Start(); chtimes = new List <string>(); SeriesCollection = new SeriesCollection { new LineSeries { Title = "Actual", Values = new ChartValues <double> { 0 }, PointGeometry = LiveCharts.Wpf.DefaultGeometries.None, Fill = System.Windows.Media.Brushes.Transparent }, new LineSeries { Title = "Desired", Values = new ChartValues <double> { 0 }, PointGeometry = LiveCharts.Wpf.DefaultGeometries.None, Fill = System.Windows.Media.Brushes.Transparent } }; SeriesCollection2 = new SeriesCollection { new LineSeries { Title = "Actual", Values = new ChartValues <double> { 0 }, PointGeometry = LiveCharts.Wpf.DefaultGeometries.None, Fill = System.Windows.Media.Brushes.Transparent }, new LineSeries { Title = "Desired", Values = new ChartValues <double> { 0 }, PointGeometry = LiveCharts.Wpf.DefaultGeometries.None, Fill = System.Windows.Media.Brushes.Transparent } }; SeriesCollection3 = new SeriesCollection { new LineSeries { Title = "Actual", Values = new ChartValues <double> { 0 }, PointGeometry = LiveCharts.Wpf.DefaultGeometries.None, Fill = System.Windows.Media.Brushes.Transparent }, new LineSeries { Title = "Desired", Values = new ChartValues <double> { 0 }, PointGeometry = LiveCharts.Wpf.DefaultGeometries.None, Fill = System.Windows.Media.Brushes.Transparent } }; SeriesCollection4 = new SeriesCollection { new LineSeries { Title = "Actual", Values = new ChartValues <double> { 0 }, PointGeometry = LiveCharts.Wpf.DefaultGeometries.None, Fill = System.Windows.Media.Brushes.Transparent }, new LineSeries { Title = "Desired", Values = new ChartValues <double> { 0 }, PointGeometry = LiveCharts.Wpf.DefaultGeometries.None, Fill = System.Windows.Media.Brushes.Transparent } }; DataContext = this; }