#property indicator_separate_window
#property indicator_buffers 1
#property indicator_color1 Red
//---- input parameters
extern string     Instr="GBPUSD";
extern int        multistep=6;
extern bool       mirror=false;

double OUT[];
 
int init()
  {
//---- indicators
   IndicatorShortName("AnotherInstr "+Instr);
   SetIndexStyle(0,DRAW_HISTOGRAM);
   SetIndexBuffer(0,OUT);
//----
   return(0);
  }
int deinit()
  {
   return(0);
  }
int start()
  {
     int limit;
     int counted_bars=IndicatorCounted();
     limit=Bars-counted_bars;     
     for(int i=0; i<limit; i++){  
       int period=2;
       double MA=0;
       for (int j=1;j<=multistep;j++){      
         double anotherHi=iHigh(Instr,0,iHighest(Instr,0,MODE_HIGH,period,iBarShift(Instr,0,Time[i])));
         double anotherLo=iLow(Instr,0,iLowest(Instr,0,MODE_LOW,period,iBarShift(Instr,0,Time[i])));
         double anotherCl=iClose(Instr,0,iBarShift(Instr,0,Time[i]));
         double anotherWidth=(anotherHi-anotherLo);
         double Hi=iHigh(NULL,0,iHighest(NULL,0,MODE_HIGH,period,i));
         double Lo=iLow(NULL,0,iLowest(NULL,0,MODE_LOW,period,i));
         double Cl=iClose(NULL,0,i);
         double Width=(Hi-Lo);
         
         if (anotherWidth>0) double pos=(anotherCl-anotherLo)/anotherWidth; else pos=0;       
         if (mirror) MA=MA+(Hi-pos*Width); else MA=MA+(Lo+pos*Width);         
         period=period*2;
       }//for
       OUT[i]=Cl-MA/multistep;
     }//for 
   return(0);
  }