public BarProvider(DateTime tradingday, BarProviderInfo prdinfo, BarSeries barlist)
{
TradingDay = tradingday;
_prdinfo = prdinfo;
_lstslice = CreateDateTimeSlice(tradingday, _prdinfo.Lstslice);
if (barlist != null && barlist.Count > 0)
{
#region
_bars.AddRange(barlist);
int i = 0;
for (; i < _lstslice.Count; ++i)
{
if (barlist.Last.EndTime < _lstslice[i].BeginTime)
{
_posBar = i - 1;
_posTime = i;
break;
}
else if (barlist.Last.EndTime == _lstslice[i].BeginTime)
{
if (barlist.Last.BeginTime < _lstslice[i].BeginTime)
{
_posBar = i - 1;
_posTime = i;
break;
}
else if (barlist.Last.BeginTime == _lstslice[i].BeginTime)
{
_posBar = i;
_posTime = i;
break;
}
}
else if (barlist.Last.EndTime < _lstslice[i].EndTime)
{
_posBar = i;
_posTime = i;
break;
}
}
if (i == _lstslice.Count)
{
_posTime = _lstslice.Count;
_posBar = i;
}
#endregion
}
}
public BarProvider(DateTime tradingday, BarProviderInfo prdinfo)
{
TradingDay = tradingday;
if (prdinfo != null)
{
_prdinfo = prdinfo;
_lstslice = CreateDateTimeSlice(tradingday, _prdinfo.Lstslice);
}
else
{
_logger.Error("BarProvider构造函数传入BarProviderInfo为NULL");
}
}
public static BarProvider Create(DateTime tradeDay, InstrumentManager instmgr, string instid, int offset,
int interval, EnumBarType bartype, BarSeries barlist)
{
List <TimeSlice> tradingtime = instmgr.GetTradingTime(tradeDay, instid);
BarProviderInfo prdinfo = BaseBarHelper.Instance.GetBarProviderInfo(tradingtime, offset, interval, bartype);
if (barlist != null)
{
return(new BarProvider(tradeDay, prdinfo, barlist));
}
else
{
return(new BarProvider(tradeDay, prdinfo));
}
}