http://www.myeatrade.com/zh/276/

//+------------------------------------------------------------------+

void depth_trend()

{

   double rsi=iRSI(Symbol(),tf,period,PRICE_CLOSE,0);//8

   index_rsi = 0;

   if(rsi>90.0) index_rsi=4;

   else if(rsi>80.0)

      index_rsi=3;

   else if(rsi>70.0)

      index_rsi=2;

   else if(rsi>60.0)

      index_rsi=1;

   else if(rsi<10.0)

      index_rsi=-4;

   else if(rsi<20.0)

      index_rsi=-3;

   else if(rsi<30.0)

      index_rsi=-2;

   else if(rsi<40.0)

      index_rsi=-1;

  }

//+------------------------------------------------------------------+                            |

//+------------------------------------------------------------------+

void speed_ac()

  {

   double ac[];

   ArrayResize(ac,5);

   for(int i=0; i<5; i++)

      ac[i]=iAC(Symbol(),tf,i);

//---

   index_ac=0;

//---

   if(ac[0]>ac[1])

      index_ac=1;

   else if(ac[0]>ac[1] && ac[1]>ac[2])

      index_ac=2;

   else if(ac[0]>ac[1] && ac[1]>ac[2] && ac[2]>ac[3])

      index_ac=3;

   else if(ac[0]>ac[1] && ac[1]>ac[2] && ac[2]>ac[3] && ac[3]>ac[4])

      index_ac=4;

//--- 

   else if(ac[0]<ac[1])

      index_ac=-1;

   else if(ac[0]<ac[1] && ac[1]<ac[2])

      index_ac=-2;

   else if(ac[0]<ac[1] && ac[1]<ac[2] && ac[2]<ac[3])

      index_ac=-3;

   else if(ac[0]<ac[1] && ac[1]<ac[2] && ac[2]<ac[3] && ac[3]<ac[4])

      index_ac=-4;

  }

//+------------------------------------------------------------------+                           |

//+------------------------------------------------------------------+

bool Buy()

{

   bool res=false;

   if((index_rsi==2 && index_ac>=1) || (index_rsi==3 && index_ac==1))

      res=true;

   return (res);

}

//+------------------------------------------------------------------+                           |

//+------------------------------------------------------------------+

bool Sell()

{

   bool res=false;

   if((index_rsi==-2 && index_ac<=-1) || (index_rsi==-3 && index_ac==-1))

      res=true;

   return (res);

}

//+------------------------------------------------------------------+

//+------------------------------------------------------------------+

bool Buy_close()

  {

   bool res=false;

   if(index_rsi>2 && index_ac<0)

      res=true;

   return (res);

  }

//+------------------------------------------------------------------+

//+------------------------------------------------------------------+

bool Sell_close()

  {

   bool res=false;

   if(index_rsi<-2 && index_ac>0)

      res=true;

   return (res);

  }

//+------------------------------------------------------------------+