//+------------------------------------------------------------------+
//|                                         ADX_Cross_Hull_Style.mq4 |
//+------------------------------------------------------------------+

#property indicator_chart_window
#property indicator_buffers 2
#property indicator_color1 White
#property indicator_color2 HotPink

extern int PlusDiMinusDi_Period = 14;
extern int Applied_Price        =  0; // 0 Close , 1 Open , 2 High , 3 Low , 4 Median , 5 Typical , 6 Weighted
extern int LineWidth            =  0;
extern int ShowBars             =  1000;

double ExtMapBuffer1[];
double ExtMapBuffer2[];

double b4plusdi, b4minusdi, nowplusdi, nowminusdi;

int    nShift;   

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+

int init()
  {
    SetIndexEmptyValue(0,0.00000000);
    SetIndexStyle(0, DRAW_ARROW, STYLE_SOLID, LineWidth);
    SetIndexArrow(0, 225);
    SetIndexBuffer(0, ExtMapBuffer1);
    SetIndexLabel(0, "ADX Up mode 0");
    
    SetIndexEmptyValue(1,0.00000000);
    SetIndexStyle(1, DRAW_ARROW, STYLE_SOLID, LineWidth);
    SetIndexArrow(1, 226);
    SetIndexBuffer(1, ExtMapBuffer2);
    SetIndexLabel(1, "ADX Dn mode 1"); 

    IndicatorShortName("ADX_Cross_Hull_Style(" + PlusDiMinusDi_Period + ")");
    
    switch(Period())
      {
        case     1: nShift = 1;   break;    
        case     5: nShift = 3;   break; 
        case    15: nShift = 5;   break; 
        case    30: nShift = 10;  break; 
        case    60: nShift = 15;  break; 
        case   240: nShift = 20;  break; 
        case  1440: nShift = 80;  break; 
        case 10080: nShift = 100; break; 
        case 43200: nShift = 200; break;               
      }

    return(0);
  }

//+------------------------------------------------------------------+
//| Custor indicator deinitialization function                       |
//+------------------------------------------------------------------+

int deinit()
  {

    return(0);
  }

//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+

int start()
  {
    int limit,i;
    int counted_bars = IndicatorCounted();

    if(counted_bars < 0) 
        return(-1);

    if(counted_bars > 0) 
        counted_bars--;
    
    limit = ShowBars;
    
    if (limit >= Bars) limit = Bars - PlusDiMinusDi_Period;

    for(i=0; i<limit; i++)
     {
       b4plusdi = (iADX(Symbol(),0,MathFloor(PlusDiMinusDi_Period/2),Applied_Price,MODE_PLUSDI,i+1)*2)
                - iADX(Symbol(),0,PlusDiMinusDi_Period,Applied_Price,MODE_PLUSDI,i+1);
       nowplusdi = (iADX(Symbol(),0,MathFloor(PlusDiMinusDi_Period/2),Applied_Price,MODE_PLUSDI,i)*2)
                 - iADX(Symbol(),0,PlusDiMinusDi_Period,Applied_Price,MODE_PLUSDI,i);
       
       b4minusdi = (iADX(Symbol(),0,MathFloor(PlusDiMinusDi_Period/2),Applied_Price,MODE_MINUSDI,i+1)*2)
                 - iADX(Symbol(),0,PlusDiMinusDi_Period,Applied_Price,MODE_MINUSDI,i+1);
       nowminusdi = (iADX(Symbol(),0,MathFloor(PlusDiMinusDi_Period/2),Applied_Price,MODE_MINUSDI,i)*2)
                  - iADX(Symbol(),0,PlusDiMinusDi_Period,Applied_Price,MODE_MINUSDI,i);
       
       if (b4plusdi < b4minusdi && nowplusdi > nowminusdi) { ExtMapBuffer1[i] = Low[i]  - nShift*Point; } else { ExtMapBuffer1[i] = 0.00000000; }
       
       if (b4plusdi > b4minusdi && nowplusdi < nowminusdi) { ExtMapBuffer2[i] = High[i] + nShift*Point; } else { ExtMapBuffer2[i] = 0.00000000; }
     }
    return(0);
  }