public void DrawVertivalLines(IList<DateTime> times) {
var times0 = times.Select(t => dateAxis.ConvertToDouble(GetPriceStartDateContinuous(t))).ToArray();
var timeSelectedDouble = dateAxis.ConvertToDouble(GetPriceStartDateContinuous(DateStart.GetValueOrDefault()));
var newLines = times0.Except(otherVLines.Select(vl => vl.Value)).ToArray();
var startDateDouble = dateAxis.ConvertToDouble(animatedTimeX[0]);
var endDateDouble = dateAxis.ConvertToDouble(animatedTimeX.Last());
newLines.Where(nl => nl.Between(startDateDouble,endDateDouble)).ForEach(nl =>
otherVLines.Add(new VerticalLine() { Value = nl, StrokeDashArray = { 2 }, Stroke = new SolidColorBrush(Colors.MediumVioletRed), StrokeThickness = 1 })
);
otherVLines.Where(vl => !vl.Value.Between(startDateDouble,endDateDouble)).ToList().ForEach(vl => otherVLines.Remove(vl));
var lines = otherVLines.Select(t => new { l = t, d = t.Value.Abs(timeSelectedDouble) }).OrderBy(t => t.d).ToArray();
lines.Where(l => l.d == 0).Take(1).ForEach(l => l.l.StrokeThickness = 2);
lines.Where(l => l.d != 0).ForEach(l => l.l.StrokeThickness = 1);
}