//+-----------------------------------------------------------------------+
//|                                               BrainTrend1StopLine.mq4 |
//|                                   Copyright © 2005. Alejandro Galindo |
//|                                                   http://elCactus.com |
//|                        Author := VG many thanks to Konkop and dupidu1 |
//+-----------------------------------------------------------------------+

#property indicator_chart_window
#property indicator_buffers 2
#property indicator_color1 Red
#property indicator_color2 Blue

//---- input parameters
extern int AveragePeriod=10;

//---- buffers
double Buffer1[];
double Buffer2[];

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicator line
   IndicatorBuffers(2);
   SetIndexStyle(0,DRAW_LINE);
   SetIndexStyle(1,DRAW_LINE);
   SetIndexBuffer(0,Buffer1);
   SetIndexBuffer(1,Buffer2);   

//----
   return(0);
  }
//+------------------------------------------------------------------+
//| BrainTrend1Stop                                                  |
//+------------------------------------------------------------------+
int start()
  {
  
   int i,shift,counted_bars=IndicatorCounted();
   double value=0, price=0, trend=0, dK=0, AvgRange=0;
   int bar=0;
   int CountBars=20000;
   if (CountBars>=Bars) CountBars=Bars;
   SetIndexDrawBegin(0,Bars-CountBars+11+1);
   SetIndexDrawBegin(1,Bars-CountBars+11+1);   
         
//---- initial zero
   AvgRange=0;
   for (i=1;i<=AveragePeriod;i++) { AvgRange+= MathAbs(High[i]-Low[i]); }
   // fixed to Work with JPY Symbols
   if (Point>=0.01) { dK = (AvgRange/AveragePeriod)*Point; }
   else { dK = (AvgRange/AveragePeriod); }
   if (Close[Bars-1] > Open[Bars-1]) 
   {
      value = Close[Bars - 1] * (1 - dK);
      trend = 1;
      Buffer2[Bars-1]=value;
   }
   if (Close[Bars-1] < Open[Bars-1]) 
   {
      value = Close[Bars - 1] * (1 + dK);
      trend = -1;
      Buffer1[Bars-1]=value;
   }
   
   bar=CountBars-11-1;
   while(bar>=0)
   {
   
   Buffer1[shift]=0;
   Buffer2[shift]=0;
   
   if (trend >= 0) 
   {
      if (Close[bar] > price) { price = Close[bar]; }
      value = price * (1 - dK);
      if (Close[bar] < value) 
      {
          price = Close[bar];
          value = price * (1 + dK);
          trend = -1;
       }
    } else {
      if (trend <= 0) {
         if (Close[bar] < price) { price = Close[bar]; }
         value = price * (1 + dK);
         if (Close[bar] > value) 
         {
             price = Close[bar];
            value = price * (1 - dK);
            trend = 1;
         }
      }
    }

   if (trend == -1) { Buffer1[bar]=value; }
   if (trend == 1) { Buffer2[bar]=value; }
//----
           
   bar--;
   }
   return(0);
  }
//+------------------------------------------------------------------+


