//+------------------------------------------------------------------+
//|                                                 XprofuterOverlay |
//|                               Generated by EX4 Decompile Service |
//|                                                http://ex4mq4.com |
//+------------------------------------------------------------------+
#property copyright "ex4mq4.com - EX4 Decompile Service"
#property link      "http://ex4mq4.com"

#property indicator_chart_window
#property indicator_buffers 1
#property indicator_color1  Magenta

extern int per    = 14;  // Period for signal
extern int update = 1;   // 1 = continuously update, 0 = freeze

// Buffers for signals
double drawBuffer[];
   
int init() {
   string title = "XProfuter(" + per + ")";
   
   SetIndexStyle(0, DRAW_LINE, 0, 2);
   SetIndexBuffer(0, drawBuffer);
   
   // Shift everything forward
   SetIndexShift(0, per);
   
   // Titles for each line
   SetIndexLabel(0, "Signal(" + per + ")");
   
   IndicatorShortName(title);
   return(0);
}

int start() {
   int    counted_bars = IndicatorCounted();
   int    shift, i, limit, lim;
   double prevSignal = -1, barClose = -1, imp;

   if(update == 1) {
      imp = iCustom(NULL, 0, "XprofuterDD", per, 0, 0, 0, 0, 0, per) * Point;

      barClose = Close[0] - iCustom(NULL, 0, "XprofuterDD", per, 0, per) * Point;

      // Loop through and calculate the signals. Everytime this runs we recalculate the
      // current and all future signals. The future is not set :)
      for(shift = per - 1; shift >= 0; shift--) {
         imp = iCustom(NULL, 0, "XprofuterDD", per, 0, shift) * Point;
         
         drawBuffer[shift] = barClose + imp;
      }
   }
      
   return(0);
}