private void UserControl_DataContextChanged(FrameworkElement sender, DataContextChangedEventArgs args)
{
Graph.ClearSeries();
var item = DataContext as ChartSong;
if (item == null) return;
var color = Colors.White;
switch (item.ChangeDirection)
{
case ChartSong.Direction.Up:
color = Colors.Green;
break;
case ChartSong.Direction.Down:
color = Colors.Red;
break;
}
ChangePercentBlock.Foreground = new SolidColorBrush(color);
var data = item.Signals.Select((p, i) => new Point(i, p)).ToList();
var serie = new Serie("Signals") {ShiftSize = 100};
serie.SetData(data);
Graph.AutoRedraw = true;
Graph.AddSerie(serie);
}
public ChartSongViewer()
{
InitializeComponent();
if (!ViewModelBase.IsInDesignModeStatic) return;
var data =
new[] { 0, 1, 5, -3, -1, 0, 2.5, 2.4, 2.3 }.Select((p, i) => new Point(i, p)).ToList();
var serie = new Serie("Signals") { ShiftSize = 100};
serie.SetData(data);
Graph.AutoRedraw = true;
Graph.AddSerie(serie);
}