public static string Name(this InstrumentField field)
{
if (field == null)
{
return(string.Empty);
}
return(PInvokeUtility.ReadString(field.InstrumentName));
}
public static DateTime ExpireDate(this InstrumentField field)
{
if (field != null && field.ExpireDate > 0)
{
return(GetDateTime(field.ExpireDate));
}
return(DateTime.MaxValue);
}
public static DateTime ExpireDate(this InstrumentField field)
{
if (field != null && field.ExpireDate > 0)
{
var year = field.ExpireDate / 10000;
var month = field.ExpireDate % 10000 / 100;
var day = field.ExpireDate % 100;
return(new DateTime(year, month, day));
}
return(DateTime.MaxValue);
}
public static InstrumentField GetInstrumentField(CtpInstrument info)
{
var inst = new InstrumentField();
inst.InstrumentID = info.InstrumentID;
inst.ExchangeID = info.ExchangeID;
inst.Symbol = info.InstrumentID;
inst.ProductID = info.ProductID;
inst.SetName(info.InstrumentName);
inst.Type = GetInstrumentType(info.ProductClass);
inst.VolumeMultiple = info.VolumeMultiple;
inst.PriceTick = info.PriceTick;
inst.ExpireDate = GetDate(info.ExpireDate);
inst.OptionsType = GetPutCall(info.OptionsType);
inst.StrikePrice = (info.StrikePrice < double.Epsilon || Math.Abs(info.StrikePrice - double.MaxValue) < double.Epsilon) ? 0 : info.StrikePrice;
inst.UnderlyingInstrID = info.UnderlyingInstrID;
return(inst);
}
public static void SetName(this InstrumentField field, string name)
{
field.InstrumentName = PInvokeUtility.Gb2312.GetBytes(name);
}
void IXSpi.ProcessQryInstrument(InstrumentField inst, bool last)
{
InstrumentReceived?.Invoke(this, inst, last);
}