fractal_2lev

//+------------------------------------------------------------------+
//|                                                 fractal_2lev.mq4 |
//|                                         Copyright © 2006, HexSys |
//|                                                                  |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2006, HexSys"
#property link      ""

#property indicator_chart_window
#property indicator_buffers 4
#property indicator_color1 DimGray
#property indicator_color2 DimGray
#property indicator_color3 Red
#property indicator_color4 Blue
//---- input parameters
extern int       BARS=100;
//---- buffers
double ExtMapBuffer1[];
double ExtMapBuffer2[];
double ExtMapBuffer3[];
double ExtMapBuffer4[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicators
   SetIndexStyle(0,DRAW_ARROW);
   SetIndexArrow(0,217);
   SetIndexBuffer(0,ExtMapBuffer1);
   SetIndexEmptyValue(0,0.0);
   SetIndexStyle(1,DRAW_ARROW);
   SetIndexArrow(1,218);
   SetIndexBuffer(1,ExtMapBuffer2);
   SetIndexEmptyValue(1,0.0);
   SetIndexStyle(2,DRAW_ARROW);
   SetIndexArrow(2,217);
   SetIndexBuffer(2,ExtMapBuffer3);
   SetIndexEmptyValue(2,0.0);
   SetIndexStyle(3,DRAW_ARROW);
   SetIndexArrow(3,218);
   SetIndexBuffer(3,ExtMapBuffer4);
   SetIndexEmptyValue(3,0.0);
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
  {
//----
   
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
  {
   int    counted_bars=BARS;//IndicatorCounted();
//----
   for(int i=1;i<BARS;i++)
   {
      if (High[i]>High[i+1] && High[i]>High[i-1]) ExtMapBuffer1[i]=High[i];
      if (Low[i]<Low[i+1] && Low[i]<Low[i-1]) ExtMapBuffer2[i]=Low[i];
   }
   
   int h1=0,h2=0,h3=0,ht=0;
   int l1=0,l2=0,l3=0,lt=0;
   
   for(i=1;i<BARS;i++)
   {
      if(ExtMapBuffer1[i]!=0)
      {
         h3=h2; h2=h1; h1=i;
         if (High[h2]>High[h3] && High[h2]>High[h1]) ExtMapBuffer3[h2]=High[h2];
      }
      if(ExtMapBuffer2[i]!=0)
      {
         l3=l2; l2=l1; l1=i;
         if (Low[l2]<Low[l3] && Low[l2]<Low[l1]) ExtMapBuffer4[l2]=Low[l2];
      }
   }
//----
   return(0);
  }
//+------------------------------------------------------------------+