Advanced_ADX_v3

//+------------------------------------------------------------------+
//|                                                 Advanced_ADX.mq4 |
//|                              Copyright © 2006, Eng. Waddah Attar |
//|                                          waddahattar@hotmail.com |
//+------------------------------------------------------------------+
#property copyright "Waddah Attar"
#property link      "waddahattar@hotmail.com"
//----
#property indicator_separate_window
#property indicator_buffers 2
#property indicator_color1 Navy
#property indicator_color2 Maroon
//----
extern int ADXPeriod=13;
//----
double ExtBuffer1[];
double ExtBuffer2[];
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int init()
  {
   SetIndexBuffer(0, ExtBuffer1);
   SetIndexStyle(0, DRAW_HISTOGRAM, 0, 4);
//----
   SetIndexBuffer(1, ExtBuffer2);
   SetIndexStyle(1, DRAW_HISTOGRAM, 0, 4);
//----
   IndicatorShortName("Advanced_ADX (" + ADXPeriod + ")");
   return(0);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int start()
  {
   int i, limit;
   double ADX0,ADX1,ADX2;
   int counted_bars=IndicatorCounted();
   if(counted_bars < 0)
      return(-1);
   if(counted_bars > 0)
      counted_bars--;
   limit=Bars - counted_bars;
//----   
   for(i=0; i < limit;i++)
     {
      ADX0=iADX(NULL, 0, ADXPeriod, PRICE_CLOSE, MODE_MAIN, i);
      ADX1=iADX(NULL, 0, ADXPeriod, PRICE_CLOSE, MODE_PLUSDI, i);
      ADX2=iADX(NULL, 0, ADXPeriod, PRICE_CLOSE, MODE_MINUSDI, i);
      //----
      if(ADX1>=ADX2)
        {
         ExtBuffer1[i]=ADX0;
         ExtBuffer2[i]=0;
        }
      else
        {
         ExtBuffer1[i]=0;
         ExtBuffer2[i]=ADX0;
        }
     }
   return(0);
  }
//+------------------------------------------------------------------+