if ( Point == 0.01 )  {xPrice = Close[i] - MathMod(Close[i],0.50) ; }
     else { xPrice = Close[i] - ( MathMod(100*Close[i],0.50)*0.01 ) ;  } 


        P1Buffer[i] = xPrice + Point*50;
        P2Buffer[i] = xPrice ;
        P3Buffer[i] = xPrice - Point*50;

//+------------------------------------------------------------------+
//|          _TRO_00_Lines                                           |
//|                                                                  |
//|                                                                  |
//+------------------------------------------------------------------+

#property indicator_chart_window 

#property indicator_buffers 3

#property indicator_color1 LightGray 
#property indicator_color2 LightGray 
#property indicator_color3 LightGray  

// indicators parameters

//---- buffers
double P1Buffer[];
double P2Buffer[];
double P3Buffer[];

double xPrice ;
int myStyle  = 2 ;

int myWingDing  = 250 ;

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {

   SetIndexBuffer(0, P1Buffer);
   SetIndexBuffer(1, P2Buffer);
   SetIndexBuffer(2, P3Buffer); 

SetIndexArrow(0, myWingDing); 
SetIndexArrow(1, myWingDing); 
SetIndexArrow(2, myWingDing); 

   SetIndexStyle(0, DRAW_ARROW, myStyle, 1);
   SetIndexStyle(1, DRAW_ARROW, myStyle, 1);   
   SetIndexStyle(2, DRAW_ARROW, myStyle, 1);   
   
   SetIndexEmptyValue(0,0); 
   SetIndexEmptyValue(1,0);
   SetIndexEmptyValue(2,0);

   
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
  {
   
   
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
  {

   int i, dayi, counted_bars = IndicatorCounted();
//---- check for possible errors
   if(counted_bars < 0) 
       return(-1);
//---- last counted bar will be recounted
   if(counted_bars > 0) 
       counted_bars--;  
   int limit = Bars - counted_bars;
//----   





   for(i = limit - 1; i >= 0; i--)
     {
      
     if ( Point == 0.01 )  {xPrice = Close[i] - MathMod(Close[i],1.00) ; }
     else { xPrice = Close[i] - ( MathMod(100*Close[i],1.00)*0.01 ) ;  }  
   
        P1Buffer[i] = xPrice + Point*100;
        P2Buffer[i] = xPrice ;
        P3Buffer[i] = xPrice - Point*100;  
                    
     } // for 
 
   return(0);

  } // start