VS_FractalMTF

//+-------------------------------------------------------------------------------------------------+
//|                                                                               VS_FractalMTF.mq4 |
//|                                                              Copyright © 2011, Vladimir Sautkin |
//|                                                                                 sly_fox@list.ru |
//|Ïîñòðîåíèå ôðàêòàëîâ ñî ñòàðøèõ ÒÔ                                                               |
//+-------------------------------------------------------------------------------------------------+
#property copyright "Copyright © 2010,Vladimir Sautkin"
#property indicator_chart_window
#property indicator_buffers 2
#property indicator_color1 Blue
#property indicator_color2 Red

extern int TF=0;
double Up[],
       Dn[]; 
//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
int init()
  {
   IndicatorBuffers(2);
   SetIndexStyle(0,DRAW_ARROW,EMPTY,1); SetIndexArrow(0,167); SetIndexBuffer(0,Up);
   SetIndexStyle(1,DRAW_ARROW,EMPTY,1); SetIndexArrow(1,167); SetIndexBuffer(1,Dn);
   SetIndexEmptyValue(0,0);
   SetIndexEmptyValue(1,0);
   if (TF!=1 && TF!=5 && TF!=15 && TF!=30 && TF!=60 &&  TF!=240 && TF!=1440 && TF!=10080 && TF!=43200) TF=Period();
   if (TF ==0 || TF<Period()) TF=Period();
   IndicatorShortName("1VS_FractalMTF "+TF);
   SetIndexLabel(0,"1VS_FractalMTF "+TF+"  UP");
   SetIndexLabel(1,"1VS_FractalMTF "+TF+"  DOWN");
   return(0);
  }
//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
int start()
{
   int    i,
          iTF,
          iLastTF=0;
   double FrUp,
          FrDn;

   int counted_bars = IndicatorCounted();
   if(counted_bars < 0)  return(-1);
   if(counted_bars > 0)   counted_bars--;
   int Limit = Bars - counted_bars;
   if(counted_bars==0) Limit-=1+TF/Period()+1;
   
   for( i=Limit; i>=0; i-- )
   {
     iTF=iBarShift(NULL,TF,Time[i],false);
     if (iTF!=iLastTF)
     {
         FrUp=iFractals(NULL,TF,MODE_UPPER ,iTF);
         FrDn=iFractals(NULL,TF,MODE_LOWER ,iTF);
         if (FrUp>0) Up[i]=FrUp;
         if (FrDn>0) Dn[i]=FrDn;
         iLastTF=iTF;
     }
     else
     {
         Up[i]=Up[i+1];
         Dn[i]=Dn[i+1];
     }
   }
   return(0);
}
//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------