public OperType Analyse(IStockData prevStock, IStockData stock, IStockData nextStock)
{
if ((stock == null) || (prevStock == null) || (nextStock == null))
{
return(OperType.NoOper);
}
double deltapercent = StockDataCalc.GetRisePercent(stock);
//double prevPercent = StockDataCalc.GetRisePercent(prevStock);
double nextPercent = StockDataCalc.GetRisePercent(nextStock);
if (NumbericHelper.IsSameSign(deltapercent, nextPercent))
{
return(OperType.NoOper);
}
if ((nextPercent > 0.03) && (nextStock.EndPrice > prevStock.StartPrice) &&
(nextStock.EndPrice > stock.StartPrice))
{
return(OperType.Buy);
}
if ((nextPercent < -0.03) && (nextStock.EndPrice < prevStock.StartPrice) &&
(nextStock.EndPrice < stock.StartPrice))
{
return(OperType.Sell);
}
return(OperType.NoOper);
}
public OperType Analyse(IStockData stock, IStockData prevStock)
{
if ((stock == null) || (prevStock == null))
{
return(OperType.NoOper);
}
double deltapercent = StockDataCalc.GetRisePercent(stock);
double prevPercent = StockDataCalc.GetRisePercent(prevStock);
// Only for converse
if (NumbericHelper.IsSameSign(deltapercent, prevPercent))
{
return(OperType.NoOper);
}
// ratio should be larger than yesterday
if (Math.Abs(deltapercent) < Math.Abs(prevPercent))
{
return(OperType.NoOper);
}
if ((deltapercent > 0.02) && (stock.EndPrice > prevStock.StartPrice))
{
return(OperType.Buy);
}
if ((deltapercent < -0.02) && (stock.EndPrice < prevStock.StartPrice))
{
return(OperType.Sell);
}
return(OperType.NoOper);
}
public static bool IsDownCross(IStockData data)
{
double deltapercent = StockDataCalc.GetRisePercent(data);
bool isCross = ((Math.Abs(deltapercent) < CROSSDELTAPERCENT) &&
(data.MaxPrice > data.StartPrice) &&
(data.MinPrice < data.EndPrice));
return(isCross && (data.EndPrice < data.StartPrice));
}
public static bool IsCross(IStockData data)
{
double deltapercent = StockDataCalc.GetRisePercent(data);
double riseRatio = StockDataCalc.GetRisePercent(data.StartPrice, data.MaxPrice);
double downRatio = StockDataCalc.GetRisePercent(data.StartPrice, data.MinPrice);
double swingRatio = riseRatio + downRatio;
return((Math.Abs(deltapercent) < CROSSDELTAPERCENT) &&
(data.MaxPrice > data.StartPrice) &&
(data.MinPrice < data.EndPrice) &&
(swingRatio < CROSSDELTAPERCENT) &&
(riseRatio > CROSSSWINGPERCENT));
}