public Window1()
        {
            InitializeComponent();

#if MULTIPLE
            for (int ix = 0; ix < colNum; ix++)
            {
                content.ColumnDefinitions.Add(new ColumnDefinition());
            }
            for (int iy = 0; iy < rowNum; iy++)
            {
                content.RowDefinitions.Add(new RowDefinition());
            }

            for (int ix = 0; ix < colNum; ix++)
            {
                for (int iy = 0; iy < rowNum; iy++)
                {
                    ChartPlotter plotter = new ChartPlotter();
                    plotter.MainHorizontalAxis = null;
                    plotter.MainVerticalAxis   = null;
                    plotter.BorderThickness    = new Thickness(1);
                    Grid.SetColumn(plotter, ix);
                    Grid.SetRow(plotter, iy);
                    content.Children.Add(plotter);
                    plotter.LegendVisibility       = Visibility.Hidden;
                    plotter.Legend.AutoShowAndHide = false;

                    AnimatedDataSource ds = new AnimatedDataSource();
                    data.Add(ds);

                    LineGraph line = new LineGraph(ds.DataSource);
                    line.Stroke          = BrushHelper.CreateBrushWithRandomHue();
                    line.StrokeThickness = 2;
                    line.Filters.Add(new FrequencyFilter());
                    plotter.Children.Add(line);
                }
            }
#else
            ChartPlotter plotter = new ChartPlotter();
            plotter.HorizontalAxis = null;
            plotter.VerticalAxis   = null;

            content.Children.Add(plotter);
            for (int i = 0; i < rowNum * colNum; i++)
            {
                AnimatedDataSource ds = new AnimatedDataSource();
                data.Add(ds);

                LineGraph line = new LineGraph(ds.DataSource);
                line.LineBrush     = BrushHelper.CreateBrushWithRandomHue();
                line.LineThickness = 1;
                line.Filters.Add(new FrequencyFilter());
                plotter.Children.Add(line);
            }
#endif

            Loaded += new RoutedEventHandler(Window1_Loaded);
        }