//+------------------------------------------------------------------+
//|                                    Sidus v.2 Entry Indicator.mq4 |
//|                                                                  |
//|                                                   Ideas by Sidus |
//+------------------------------------------------------------------+
#property copyright "Sidus"
#property link      ""

#property indicator_chart_window
#property indicator_buffers 4
#property indicator_color1 Blue
#property indicator_color2 Red
#property indicator_color3 Blue
#property indicator_color4 DodgerBlue

#property indicator_width1 1
#property indicator_width2 1
#property indicator_width3 5
#property indicator_width4 5

#include <WinUser32.mqh>
//---- input parameters
extern int       FastEMA=14;
extern int       SlowEMA=21;
extern int       RSIPeriod=17;
extern bool      Alerts=false;
extern int       ArrowOffset = 5;

//---- buffers
double FastMA_Buffer[];
double SlowMA_Buffer[];
double UpArrowBuffer[];
double DownArrowBuffer[];
//double rsi_sig[];
//---- variables
int sigCurrent=0;
int sigPrevious=0;
double pipdiffCurrent=0;
double pipdiffPrevious=0;

double myPoint;  // this handles 5 digit pricing correctly

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicators
   SetIndexBuffer(0,FastMA_Buffer);
   SetIndexLabel (0,"Fast");
   SetIndexStyle (0,DRAW_LINE);

   SetIndexBuffer(1,SlowMA_Buffer);
   SetIndexLabel (1,"Slow");
   SetIndexStyle (1,DRAW_LINE);

   SetIndexBuffer(2,UpArrowBuffer);
   SetIndexLabel (2,"Buy");
   SetIndexStyle (2,DRAW_ARROW);
   SetIndexArrow (2,241);
   SetIndexEmptyValue(2,0.0);

   SetIndexBuffer(3,DownArrowBuffer);
   SetIndexLabel (3,"Sell");
   SetIndexStyle (3,DRAW_ARROW);
   SetIndexArrow (3,242);
   SetIndexEmptyValue(3,0.0);


   myPoint = SetPoint();
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
  {
//----
   
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
  {
   int limit;
   int counted_bars=IndicatorCounted();
   double rsi_sig=0;
   bool entry=false;
   double entry_point=0;
   
   //---- check for possible errors
   if(counted_bars<0) return(-1);
   //---- last counted bar will be recounted
   if(counted_bars>0) counted_bars--;
   limit=Bars-counted_bars;
   if (limit < 5) limit = 5;

   //---- main loop
   for(int i=limit; i>= 0; i--)
   {
     //---- ma_shift set to 0 because SetIndexShift called abowe
     FastMA_Buffer[i]=iMA(NULL,0,FastEMA,0,MODE_EMA,PRICE_CLOSE,i);
     SlowMA_Buffer[i]=iMA(NULL,0,SlowEMA,0,MODE_EMA,PRICE_CLOSE,i);
     rsi_sig = iRSI(NULL, 0, RSIPeriod, PRICE_CLOSE, i);
     
     pipdiffCurrent=(FastMA_Buffer[i]-SlowMA_Buffer[i]);

     Comment("pipdiffCurrent = "+pipdiffCurrent+" ");
     if (pipdiffCurrent>0 && rsi_sig>50) 
     {
       sigCurrent = 1;  //Up
     }
     else if (pipdiffCurrent<0 && rsi_sig<50)
     {
       sigCurrent = 2;  //Down
     }
/*
     if (pipdiffCurrent>0) 
     {
       sigCurrent = 1;  //Up
     }
     else if (pipdiffCurrent<0)
     {
       sigCurrent = 2;  //Down
     }
*/     

     if (sigCurrent==1 && sigPrevious==2)
     {
        DownArrowBuffer[i] = High[i]+ArrowOffset*myPoint;
        //ExtMapBuffer3[i] = Ask;
        entry=true;
        entry_point=Ask;
     } 
     else if (sigCurrent==2 && sigPrevious==1)
     {
        UpArrowBuffer[i] = Low[i]-ArrowOffset*myPoint;
        //ExtMapBuffer4[i] = Bid;
        entry=true;
        entry_point=Bid;
     }


     sigPrevious=sigCurrent;
     pipdiffPrevious=pipdiffCurrent;
   }

   //----
   if(Alerts && entry)
   {
     PlaySound("alert.wav");
     if (sigPrevious==1)
     {
        MessageBox("Entry point: buy at "+entry_point+"!!", "Entry Point", MB_OK);
     }
     else if (sigPrevious==2)
     {
        MessageBox("Entry point: sell at "+entry_point+"!!", "Entry Point", MB_OK);
     }

     entry=false;
   }
RefreshRates();

//----
   return(0);
  }


double SetPoint()
{
   double mPoint;
   
   if (Digits < 4)
      mPoint = 0.01;
   else
      mPoint = 0.0001;
   
   return(mPoint);
}
//+------------------------------------------------------------------+