//+------------------------------------------------------------------+
//|                                                      Index++.mq4 |
//|                                       Copyright 2017, AM2&&axe44 |
//|                                      http://www.forexsystems.biz |
//+------------------------------------------------------------------+
#property copyright "Copyright 2017, AM2&&axe44"
#property link      "http://www.forexsystems.biz"
#property version   "2.00"
#property strict
#property indicator_separate_window

#property indicator_buffers 1
#property indicator_color1 Red

double buf[],buf1[];

input int Count=1000;
input string S1="EURUSD";
input string S2="GBPUSD";
input string S3="USDJPY";
input string S4="USDCAD";
input string S5="USDCHF";
input string X1="EURUSD";
input string X2="GBPUSD";
input string X3="USDJPY";
input string X4="USDCAD";
input string X5="USDCHF";
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit()
  {
//---- indicators
   SetIndexStyle(0,DRAW_LINE,EMPTY,1,clrRed);
   SetIndexStyle(1,DRAW_LINE,EMPTY,1,clrLime);
   SetIndexBuffer(0,buf);
   SetIndexBuffer(1,buf1);

   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int OnCalculate(const int rates_total,
                const int prev_calculated,
                const datetime &time[],
                const double &open[],
                const double &high[],
                const double &low[],
                const double &close[],
                const long &tick_volume[],
                const long &volume[],
                const int &spread[])
  {
//---
   for(int i=0;i<Count;i++)
     {
      buf[i]=(iBWMFI(S1,0,i)+iBWMFI(S2,0,i)+iBWMFI(S3,0,i)+iBWMFI(S4,0,i)+iBWMFI(S5,0,i))/5;
      buf1[i]=(iBWMFI(X1,0,i)+iBWMFI(X2,0,i)+iBWMFI(X3,0,i)+iBWMFI(X4,0,i)+iBWMFI(X5,0,i))/5;
     }
//--- return value of prev_calculated for next call
   return(rates_total);
  }
//+------------------------------------------------------------------+

//+------------------------------------------------------------------+
//|                                                        Index.mq4 |
//|                                              Copyright 2017, AM2 |
//|                                      http://www.forexsystems.biz |
//+------------------------------------------------------------------+
#property copyright "Copyright 2017, AM2"
#property link      "http://www.forexsystems.biz"
#property version   "1.00"
#property strict
#property indicator_separate_window

#property indicator_buffers 2


double buf[];
double daf[];

input int Count=200;
input string X1="EURAUD";
input string X2="EURCAD";
input string X3="EURJPY";
input string X4="EURGBP";
input string X5="EURCHF";
input string S1="EURUSD";
input string S2="GBPUSD";
input string S3="USDJPY";
input string S4="USDCAD";
input string S5="USDCHF";
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit()
  {
//---- indicators
   
   SetIndexStyle(0,DRAW_SECTION,EMPTY,2,clrLime);
   SetIndexStyle(1,DRAW_LINE,EMPTY,2,clrRed);
   SetIndexBuffer(0,buf);
   SetIndexBuffer(1,daf);
   
   Comment("");
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int OnCalculate(const int rates_total,
                const int prev_calculated,
                const datetime &time[],
                const double &open[],
                const double &high[],
                const double &low[],
                const double &close[],
                const long &tick_volume[],
                const long &volume[],
                const int &spread[])
  {
//---
   for(int i=0;i<Count;i++)
     {
      
      buf[i]=(iAO(X1,0,i)+iAO(X2,0,i)+iAO(X3,0,i)+iAO(X4,0,i)+iAO(X5,0,i))/5;
      
      daf[i]=((-1)*iAO(S1,0,i)+(-1)*iAO(S2,0,i)+iAO(S3,0,i)+iAO(S4,0,i)+iAO(S5,0,i))/5; 
      //2 первых параметра отрицательные, так как котировки обратные
     }

//--- return value of prev_calculated for next call
   return(rates_total);
  }
//+------------------------------------------------------------------+