void UpdateDataRange()
{
if (_quoteData == null)
{
return;
}
DateTime ds = DateTime.FromOADate(rs.LowerValue);
Quote quote = _quoteData.FirstOrDefault(p => p.Date >= ds);
if (quote == null)
{
return;
}
financialChart1.BeginUpdate();
_quoteData.ReferenceValue = quote.Close;
if (_comparisonSymbols != null)
{
foreach (var kv in _comparisonSymbols)
{
quote = kv.Value.DataSource.FirstOrDefault(p => p.Date >= ds);
if (quote != null)
{
kv.Value.DataSource.ReferenceValue = quote.Close;
kv.Value.Series.Rebind();
kv.Value.MovingAverage.Rebind();
}
}
}
fs.Rebind();
ma.Rebind();
UpdateYRange();
financialChart1.EndUpdate();
}