private void UpdateEmptyCollections(DateTime algorithmTime)
{
// just in case
_emptyTradeBars.Clear();
_emptyQuoteBars.Clear();
_emptyTicks.Clear();
_emptySplits.Clear();
_emptyDividends.Clear();
_emptyDelistings.Clear();
_emptyOptionChains.Clear();
_emptyFuturesChains.Clear();
_emptySymbolChangedEvents.Clear();
#pragma warning disable 0618 // DataDictionary.Time is deprecated, ignore until removed entirely
_emptyTradeBars.Time
= _emptyQuoteBars.Time
= _emptyTicks.Time
= _emptySplits.Time
= _emptyDividends.Time
= _emptyDelistings.Time
= _emptyOptionChains.Time
= _emptyFuturesChains.Time
= _emptySymbolChangedEvents.Time = algorithmTime;
#pragma warning restore 0618
}
public void Recalculate(double min, double max, double fixedSpacingMajor, double fixedSpacingMinor)
{
Ticks.Clear();
double firstMajorTickPosition = min - (min % fixedSpacingMajor);
if (min > 0)
{
firstMajorTickPosition += fixedSpacingMajor;
}
for (double i = firstMajorTickPosition; i <= max; i += fixedSpacingMajor)
{
Ticks.Add(new Tick(i, Math.Round(i, 8).ToString(), true));
}
double[] majorTickPositions = Ticks.Select(x => x.Position).ToArray();
double firstMinorTickPosition = min - (min % fixedSpacingMinor);
if (min > 0)
{
firstMinorTickPosition += fixedSpacingMinor;
}
for (double i = firstMinorTickPosition; i <= max; i += fixedSpacingMinor)
{
if (!majorTickPositions.Contains(i))
{
Ticks.Add(new Tick(i));
}
}
}
private async Task <bool> ExecuteLoadTickDataAsync(object parameter)
{
IsBusy = true;
StatusText = "Loading...";
if (parameter != null)
{
_lastLoadedDuration = (DurationEnum)Enum.Parse(typeof(DurationEnum), parameter.ToString());
}
Duration = _lastLoadedDuration.ToString();
var ticks = await _xtbWrapper.LoadData(Name, _lastLoadedDuration);
Ticks.Clear();
foreach (var tick in ticks)
{
Ticks.Add(tick);
}
UpdatePlot(_lastLoadedDuration);
StatusText = "Ready";
IsBusy = false;
IsLoaded = true;
return(true);
}
/// <summary>
/// Get queued tick data
/// </summary>
/// <returns></returns>
public IEnumerable <Data.BaseData> GetNextTicks()
{
lock (Ticks)
{
var copy = Ticks.ToArray();
Ticks.Clear();
return(copy);
}
}
/// <summary>
/// Get queued tick data
/// </summary>
/// <returns></returns>
public IEnumerable <BaseData> GetNextTicks()
{
lock (TickLocker)
{
//workaround for mono bug on ToArray.
var copy = new List <Data.Market.Tick>();
Ticks.ForEach(t => copy.Add(t));
Ticks.Clear();
return(copy);
}
}
public override void Initialize(LinkedNavigationEvent linkedNavigationEvent)
{
var ticks = IoC.Get <IBacktestRepository>().GetBacktestTicks(linkedNavigationEvent.Key);
Ticks.Clear();
foreach (var tick in ticks)
{
Ticks.Add(tick);
}
TickView = CollectionViewSource.GetDefaultView(Ticks);
base.Initialize(linkedNavigationEvent);
}
private void ReCalculateTimelineTicks()
{
// for now
Ticks.Clear();
// do a tick for each hour
var hours = (int)(TickEndDateTime - TickStartDateTime).TotalHours;
// round up to the nearest hour
// need to get the tick based rounding code
DateTime baseHourTick = TickStartDateTime.AddHours(1).AddMinutes(TickStartDateTime.Minute * -1);
for (int i = 0; i < hours; i++)
{
Ticks.Add(
new TimelineTick()
{
Time = baseHourTick.AddHours(i)
}
);
}
}
private void UpdateEmptyCollections(DateTime algorithmTime)
{
// just in case
_emptyTradeBars.Clear();
_emptyQuoteBars.Clear();
_emptyTicks.Clear();
_emptySplits.Clear();
_emptyDividends.Clear();
_emptyDelistings.Clear();
_emptyOptionChains.Clear();
_emptyFuturesChains.Clear();
_emptySymbolChangedEvents.Clear();
_emptyTradeBars.Time
= _emptyQuoteBars.Time
= _emptyTicks.Time
= _emptySplits.Time
= _emptyDividends.Time
= _emptyDelistings.Time
= _emptyOptionChains.Time
= _emptyFuturesChains.Time
= _emptySymbolChangedEvents.Time = algorithmTime;
}
public void Clear() => Ticks.Clear();