ADXbars-2

//+------------------------------------------------------------------+
//|                                       ADX BARS              .mq4 |
//|                                              Perky Aint no turkey|
//|                                                                  |
//+------------------------------------------------------------------+
#property  copyright "Perky"
#property  link      "Perky_z@yahoo.com"
//---- indicator settings
#property  indicator_chart_window
#property  indicator_buffers 2
#property  indicator_color1  Red
#property  indicator_color2  DodgerBlue


//---- indicator parameters
extern int ADXPeriod=14;


//---- indicator buffers
double     ind_buffer1[];
double     ind_buffer2[];
//double     ind_buffer3[];

int        HighBarBuffer[];
int        LowBarBuffer[];
double     ArOscBuffer[];
double b4plusdi,b4minusdi,nowplusdi,nowminusdi;
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {

   //----additional buffers are used for counting.
   IndicatorBuffers(5);
   SetIndexBuffer(2, HighBarBuffer);
   SetIndexBuffer(3, LowBarBuffer);
   SetIndexBuffer(4, ArOscBuffer);

   //---- drawing settings
   SetIndexStyle(0,DRAW_HISTOGRAM,STYLE_SOLID,2);
   SetIndexStyle(1,DRAW_HISTOGRAM,STYLE_SOLID,2);
   //SetIndexDrawBegin(0,1500);
   //SetIndexDrawBegin(1,1500);  
   IndicatorDigits(MarketInfo(Symbol(),MODE_DIGITS)+1);
   
   //---- indicator buffers mapping
   if(!SetIndexBuffer(0,ind_buffer1) && !SetIndexBuffer(1,ind_buffer2)
   && !SetIndexBuffer(2,HighBarBuffer) && !SetIndexBuffer(3,LowBarBuffer)
   && !SetIndexBuffer(4,ArOscBuffer))
      Print("cannot set indicator buffers!");
      
   //---- name for DataWindow and indicator subwindow label
   
   //---- initialization done
   return(0);
  }
 
//+------------------------------------------------------------------+
//| Aroon Oscilator                                                  |
//+------------------------------------------------------------------+
int start()
  {
   double   ArOsc=0;
   int      ArPer,limit,i; 
   int      counted_bars=IndicatorCounted();
   
   
   
   //---- check for possible errors
   if(counted_bars<0) return(-1);

   //---- initial zero
   
   //---- last counted bar will be recounted
   if(counted_bars>0) counted_bars--;
   limit=Bars-counted_bars;

   //----Calculation---------------------------
   for( i=0; i<limit; i++)
   {
  	  // b4plusdi = iADX( NULL,0,14,PRICE_CLOSE,MODE_PLUSDI,i-1);
      nowplusdi = iADX(NULL,0,ADXPeriod,PRICE_CLOSE,MODE_PLUSDI,i);
   
     //b4minusdi = iADX(NULL,0,14,PRICE_CLOSE,MODE_MINUSDI,i-1);
     nowminusdi = iADX(NULL,0,ADXPeriod,PRICE_CLOSE,MODE_MINUSDI,i);
      
       
      if(nowminusdi>nowplusdi) 
       {
         ind_buffer2[i]=Low[i];
         ind_buffer1[i]=High[i];
       }

      if(nowplusdi>nowminusdi) 
       {
         ind_buffer1[i]=Low[i];
         ind_buffer2[i]=High[i];
       }
     }
   //---- done
   
   static int direction;
   double plusdi0 = iADX(NULL,0,ADXPeriod,PRICE_CLOSE,MODE_PLUSDI,0);
   double minusdi0 = iADX(NULL,0,ADXPeriod,PRICE_CLOSE,MODE_MINUSDI,0);
   double plusdi1 = iADX(NULL,0,ADXPeriod,PRICE_CLOSE,MODE_PLUSDI,1);
   double minusdi1 = iADX(NULL,0,ADXPeriod,PRICE_CLOSE,MODE_MINUSDI,1);
   
   if (plusdi0 >= minusdi0 && plusdi1 < minusdi1 && direction != 1)
   {
      direction = 1;
      Alert("DI+ crossed above DI-");
   }else if(plusdi0 <= minusdi0 && plusdi1 > minusdi1 && direction != -1){
      direction = -1;
      Alert("DI+ crossed below DI-");
   }
   return(0);
  }