//+------------------------------------------------------------------+
//|                                                                  |
//|                 Copyright © 2000-2007, MetaQuotes Software Corp. |
//|                                         http://www.metaquotes.ru |
//+------------------------------------------------------------------+
#property copyright "Weld"
#property link "http://weld.torguem.net"
#property indicator_separate_window
#property indicator_buffers 1
#property indicator_color1 Magenta
//---- input parameters
extern int Depth=15;
extern int Input_Price_Customs=2;
//Выбор цен, по которым производится расчёт индикатора 
//(0-"Close", 1-"Open", 2-"High+Low", 3-"High", 4-"Low", 5-"Open+High+Low+Close", 6-Open+Close", по умолчанию-2.) 
//---- buffers
double JCFBaux[];
double Series_[];
//----
int    Bar,jrc07,Tnew,T0,T1,x;
double jrc04,jrc05,jrc06,jrc08,jrc03,jrc13,JRC04,JRC05,JRC06,Value;
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int init()
  {
//---- indicators
   int draw_begin;draw_begin=Depth;
   SetIndexDrawBegin(0,draw_begin);
   SetIndexStyle(0,DRAW_LINE);
   IndicatorBuffers(2);
   SetIndexBuffer(0,JCFBaux);
   SetIndexBuffer(1,Series_);
   SetIndexLabel(0,"JCFBaux");
   IndicatorShortName("JCFBaux");
   SetIndexEmptyValue(0,0.0);
   SetIndexEmptyValue(1,0.0);
//----
   return(0);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int start()
  {
   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+Depth;
   if(limit<0) return;

//----
//Tnew=Time[limit+1];
//--- восстановление переменных
//if((Tnew!=T0)&&(limit!=Bars-1))if (Tnew==T1){jrc04=JRC04; jrc05=JRC05; jrc06=JRC06;}else return(-1);
//--- 
   switch(Input_Price_Customs)
     {
      //---- Выбор цен, по которым производится расчёт индикатора
      case   0:for(x=limit; x>=0; x--)Series_[x]=Close[x];break;
      case   1:for(x=limit; x>=0; x--)Series_[x]=Open [x];break;
      case   2:for(x=limit; x>=0; x--)Series_[x]=High [x]+Low  [x];break;
      case   3:for(x=limit; x>=0; x--)Series_[x]=High [x];break;
      case   4:for(x=limit; x>=0; x--)Series_[x]=Low  [x];break;
      case   5:for(x=limit; x>=0; x--)Series_[x]=Open [x]+High [x]+Low[x]+Close[x];break;
      case   6:for(x=limit; x>=0; x--)Series_[x]=Open [x]+Close[x];break;
      default :for(x=limit; x>=0; x--)Series_[x]=High [x]+Low  [x];break;
      //----
     }
   for(Bar=limit;Bar>=0;Bar--)
     {
      //----
      if(Bar>=Bars-Depth*2)
        {
         jrc04=0.0;jrc05=0.0;jrc06=0.0;
         //----
         for(jrc07=Depth-1;jrc07>=0;jrc07--)
           {
            jrc04=jrc04 + MathAbs(Series_[Bar+jrc07] - Series_[Bar+jrc07+1]);
            jrc05=jrc05 + (Depth + jrc07) * MathAbs(Series_[Bar+jrc07] - Series_[Bar+jrc07+1]);
            jrc06=jrc06 + Series_[Bar+jrc07+1];
           }
        }
      if(Bar<Bars-Depth*2)
        {
         jrc03=MathAbs(Series_[Bar] - Series_[Bar+1]);
         jrc13=MathAbs(Series_[Bar+Depth] - Series_[Bar+Depth+1]);
         jrc04=jrc04 - jrc13 + jrc03;
         jrc05=jrc05 - jrc04 + jrc03 * Depth;
         jrc06=jrc06 - Series_[Bar+Depth+1] + Series_[Bar+1];
        }
      jrc08=MathAbs(Depth*Series_[Bar]-jrc06);
      if(jrc05==0.0) Value=0.0;else Value=jrc08/jrc05;
      JCFBaux[Bar]=Value;
      //---- Сохранение переменных
      if(Bar==1){T1=Time[1];T0=Time[0];JRC04=jrc04; JRC05=jrc05; JRC06=jrc06;}
      //---- 
     }
   return(0);
  }
//+------------------------------------------------------------------+