void CreateOhlc(int cid, OhlcType ot)
{
ohlc = new Ohlc(GetPreBoundForTime(ot, DateTime.Now),
ohlc == null ? 0 : ohlc.Close, ohlc == null ? 0 : ohlc.Close, ohlc == null ? 0 : ohlc.Close, ohlc == null ? 0 : ohlc.Close, 0);
ohlc.OhlcType = ot;
ohlc.WhatId = cid;
}
/// <summary>
/// 获取时间所在区间的上限:比如5分钟线,现在是7分,则返回5分时的时间
/// </summary>
/// <param name="ot">ohlc类型,值是区间值,如5分钟线的5分钟</param>
/// <param name="dtn"></param>
/// <returns></returns>
public DateTime GetPreBoundForTime(OhlcType ot, DateTime dtn)
{
DateTime dtr;
var m = (int)dtn.Subtract(dtn.Date).TotalMinutes % (int)ot;
var t = dtn.AddMinutes(m * (-1));
dtr = dtn.Date.AddHours(t.Hour).AddMinutes(t.Minute);
return(dtr);
}
public List <double> GetCurrent(int whatId, OhlcType type)
{
if (!dic.ContainsKey(whatId))
{
return(null);
}
var d = dic[whatId][type].ohlc;
return(d.List);
}
public OhlcMaker(int cid, OhlcType ot)
{
IntervalInMin = (int)ot;
CreateOhlc(cid, ot);
isTimerFirstExecute = true;
t = new Timer();
//首次启动时先找到最近的界限
t.Interval = ohlc.WhenInDt.AddMinutes(IntervalInMin).Subtract(DateTime.Now).TotalMilliseconds;
t.Elapsed += t_Elapsed;
t.Start();
}
public List <double> GetLatestKline(string code, OhlcType type)
{
var c = Model.Contracts.Where(a => a.Code == code).FirstOrDefault();
if (c == null)
{
return(new List <double>());
}
var r = ohlcGen.GetCurrent(c.Id, type);
return(r);
}
public Ohlc GetLastByType(OhlcType ot)
{
if (!dic.ContainsKey(ot))
{
return(null);
}
var l = dic[ot];
if (l.Count > 0)
{
return(l[l.Count - 1]);
}
else
{
return(null);
}
}
public Ohlc GetLastByType(OhlcType ot)
{
return(null);
}
public List <double> GetLatestKline(OhlcType type = OhlcType.M5)
{
var r = ohlcGen.GetCurrent(-2, type);
return(r);
}
