PinbarDetector.mq4

【核心代码】

int start()
{
   int NeedBarsCounted;
   double NoseLength, NoseBody, LeftEyeBody, LeftEyeLength;

   if (LastBars == Bars) return(0);
   NeedBarsCounted = Bars - LastBars;
   LastBars = Bars;
   if (NeedBarsCounted == Bars) NeedBarsCounted--;

   for (int i = NeedBarsCounted; i >= 1; i--)
   {
      // Won't have Left Eye for the left-most bar
      if (i == Bars - 1) continue;
      
      // Left Eye and Nose bars's paramaters
      NoseLength = High[i] - Low[i];
      if (NoseLength == 0) NoseLength = Point;
      LeftEyeLength = High[i 1] - Low[i 1];
      if (LeftEyeLength == 0) LeftEyeLength = Point;
      NoseBody = MathAbs(Open[i] - Close[i]);
      if (NoseBody == 0) NoseBody = Point;
      LeftEyeBody = MathAbs(Open[i 1] - Close[i 1]);
      if (LeftEyeBody == 0) LeftEyeBody = Point;

      // Bearish Pinbar
      if (High[i] - High[i 1] >= NoseLength * NoseProtruding) // Nose protrusion
      {
         if (NoseBody / NoseLength <= MaxNoseBodySize) // Nose body to candle length ratio
         {
            if (1 - (High[i] - MathMax(Open[i], Close[i])) / NoseLength < NoseBodyPosition) // Nose body position in bottom part of the bar
            {
               if ((!LeftEyeOppositeDirection) || (Close[i 1] > Open[i 1])) // Left Eye bullish if required
               {
                  if ((!NoseSameDirection) || (Close[i] < Open[i])) // Nose bearish if required
                  {
                     if (LeftEyeBody / LeftEyeLength  >= LeftEyeMinBodySize) // Left eye body to candle length ratio
                     {
                        if ((MathMax(Open[i], Close[i]) <= High[i 1]) && (MathMin(Open[i], Close[i]) >= Low[i 1])) // Nose body inside Left Eye bar
                        {
                           if (NoseBody / LeftEyeBody <= NoseBodyToLeftEyeBody) // Nose body to Left Eye body ratio
                           {
                              if (NoseLength / LeftEyeLength >= NoseLengthToLeftEyeLength) // Nose length to Left Eye length ratio
                              {
                                 if (Low[i] - Low[i 1] >= LeftEyeLength * LeftEyeDepth)  // Left Eye low is low enough
                                 {
                                    if ((!NoseBodyInsideLeftEyeBody) || ((MathMax(Open[i], Close[i]) <= MathMax(Open[i 1], Close[i 1])) && (MathMin(Open[i], Close[i]) >= MathMin(Open[i 1], Close[i 1])))) // Nose body inside Left Eye body if required
                                    {
                                       Down[i] = High[i] 5 * Point NoseLength / 5;
                                       if (i == 1) SendAlert("Bearish"); // Send alerts only for the latest fully formed bar
                                    }
                                 }
                              }
                           }
                        }
                     }
                  }
               }
            }
         }
      }
      
      // Bullish Pinbar
      if (Low[i 1] - Low[i] >= NoseLength * NoseProtruding) // Nose protrusion
      {
         if (NoseBody / NoseLength <= MaxNoseBodySize) // Nose body to candle length ratio
         {
            if (1 - (MathMin(Open[i], Close[i]) - Low[i]) / NoseLength < NoseBodyPosition) // Nose body position in top part of the bar
            {
               if ((!LeftEyeOppositeDirection) || (Close[i 1] < Open[i 1])) // Left Eye bearish if required
               {
                  if ((!NoseSameDirection) || (Close[i] > Open[i])) // Nose bullish if required
                  {
                     if (LeftEyeBody / LeftEyeLength >= LeftEyeMinBodySize) // Left eye body to candle length ratio
                     {
                        if ((MathMax(Open[i], Close[i]) <= High[i 1]) && (MathMin(Open[i], Close[i]) >= Low[i 1])) // Nose body inside Left Eye bar
                        {
                           if (NoseBody / LeftEyeBody <= NoseBodyToLeftEyeBody) // Nose body to Left Eye body ratio
                           {
                              if (NoseLength / LeftEyeLength >= NoseLengthToLeftEyeLength) // Nose length to Left Eye length ratio
                              {
                                 if (High[i 1] - High[i] >= LeftEyeLength * LeftEyeDepth) // Left Eye high is high enough
                                 {
                                    if ((!NoseBodyInsideLeftEyeBody) || ((MathMax(Open[i], Close[i]) <= MathMax(Open[i 1], Close[i 1])) && (MathMin(Open[i], Close[i]) >= MathMin(Open[i 1], Close[i 1])))) // Nose body inside Left Eye body if required
                                    {
                                       Up[i] = Low[i] - 5 * Point - NoseLength / 5;
                                       if (i == 1) SendAlert("Bullish"); // Send alerts only for the latest fully formed bar
                                    }
                                 }
                              }
                           }
                        }
                     }
                  }
               }
            }
         }
      }
   }
   return(0);
}