//+------------------------------------------------------------------+
//|                                       FXA0 - RSI Crossing 50.mq4 |
//|                           Copyright © 2007, Adam J. Richter M.S. |
//|                                                                  |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2007, Adam J. Richter M.S."
//Version 1.2 fixed 8 digit double to 4 digits and set to remove all objects in deinitialize 
#property indicator_chart_window
#property indicator_buffers 3
#property indicator_color1 clrBlue
#property indicator_color2 clrRed
#property indicator_color3 clrGreen

double dUpRsiBuffer[];
double dDownRsiBuffer[];
double dSellBuffer[];

extern double ATR_Percent=0.15;  //This value sets the ATR Used, The ATR is 15%
extern double RSI_Period = 21;  //This value sets the RSI Period Used, The default is 21
extern double ATR_Period = 21;  //This value sets the ATR Period Used, The default is 21

int RowNum=0;
int LastTrend = -1;
int UP_IND    = 1;
int DOWN_IND  = 0;
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicator buffers mapping  
   SetIndexBuffer(0,dUpRsiBuffer);
   SetIndexBuffer(1,dDownRsiBuffer);
   SetIndexBuffer(2,dSellBuffer);
//---- drawing settings
   SetIndexStyle(0,DRAW_ARROW);
   SetIndexArrow(0,233); //241 option for different arrow head
   SetIndexStyle(1,DRAW_ARROW);
   SetIndexArrow(1,234); //242 option for different arrow head
   SetIndexStyle(2,DRAW_ARROW);
   SetIndexArrow(2,252);  //251 x sign or 252 green check

//----
   SetIndexEmptyValue(0,0.0);
   SetIndexEmptyValue(1,0.0);
   SetIndexEmptyValue(2,0.0);
//---- name for DataWindow
   SetIndexLabel(0,"Rsi Buy");
   SetIndexLabel(1,"Rsi Sell");
   SetIndexLabel(2,"Exit");
//----

   return(0);
  }
//+------------------------------------------------------------------+
//| Custor indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
  {
//---- 
   ObjectsDeleteAll();
//----
   return(0);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void printmyline(double vala,int topbottom) //print target line
  {
   vala=NormalizeDouble(vala,4);
   if(topbottom==1)//target
     {
      ObjectCreate("theentry "+vala,OBJ_HLINE,0,0,vala);
      ObjectSet("theentry "+vala,OBJPROP_COLOR,Blue);
      ObjectSetText("theentry "+vala,"Long Entry",13,"Arial",Black);
     }
   if(topbottom==2)//stop
     {
      ObjectCreate("thestop "+vala,OBJ_HLINE,0,0,vala);
      ObjectSet("thestop "+vala,OBJPROP_COLOR,Blue);
      ObjectSetText("thestop "+vala,"Long Stop",13,"Arial",Black);
     }
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void printmylinedown(double vala,int topbottom) //print target line
  {
   vala=NormalizeDouble(vala,4);
   if(topbottom==1)//target
     {
      ObjectCreate("theentry "+vala,OBJ_HLINE,0,0,vala);
      ObjectSet("theentry "+vala,OBJPROP_COLOR,Red);
      ObjectSetText("theentry "+vala,"Short Entry",13,"Arial",Black);
     }
   if(topbottom==2)//stop
     {
      ObjectCreate("thestop "+vala,OBJ_HLINE,0,0,vala);
      ObjectSet("thestop "+vala,OBJPROP_COLOR,Red);
      ObjectSetText("thestop "+vala,"Short Stop",13,"Arial",Black);
     }
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void deletealllines()
  {
   ObjectsDeleteAll();
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
  {
   int nBars,nCountedBars;

   nCountedBars=IndicatorCounted(); //ncountedbars 655
//---- check for possible errors
   if(nCountedBars<0) return(-1);
//---- last counted bar will be recounted    
   if(nCountedBars<=2)
      nBars=Bars-nCountedBars-3;

   if(nCountedBars>2)
     {
      nCountedBars--;
      nBars=Bars-nCountedBars-1; //number of bars in current chart-655-1
     }
   double lastRSI60arrow = NULL; //if going long
   double lastRSI40arrow = NULL; //if going short
   int lastCloseLong=0;
   int lastCloseShort=0;

   for(int ii=Bars-1; ii>0; ii--)
     {

      dUpRsiBuffer[ii]=0;
      dDownRsiBuffer[ii]=0;

      double myRSInow=iRSI(NULL,0,RSI_Period,PRICE_CLOSE,ii);
      double myRSI2=iRSI(NULL,0,RSI_Period,PRICE_CLOSE,ii+1); //RSI One bar ago
      double myATR1= iATR(NULL,PERIOD_D1,ATR_Period,ii);


      if(myRSInow>=50) //is going long
        {
         if(myRSInow>50 && myRSI2<50) //did it cross from below 50
           {
            deletealllines();
            dUpRsiBuffer[ii]=Low[ii]-2*MarketInfo(Symbol(),MODE_POINT);
            printmyline((iHigh(NULL,0,ii+1)+(myATR1*ATR_Percent)),1);
            printmyline((iHigh(NULL,0,ii+1)+(myATR1*ATR_Percent))-(0.30*myATR1),2);
            lastRSI60arrow=0;
            lastCloseLong=0;
           }
         if(myRSInow>=60 && myRSI2<60) //add to position at cross of 60, sometimes this can occur twice
           {
            if(lastRSI60arrow>=60) //don't draw another arrow
              {
              }
            if(lastRSI60arrow<=60) //draw another arrow for adding to position
              {
               dUpRsiBuffer[ii]=Low[ii]-2*MarketInfo(Symbol(),MODE_POINT);
               lastRSI60arrow=myRSInow;
              }
           }

         if(myRSInow<70 && myRSI2>=70) //sell first lot
           {
            if(lastCloseLong==0)
              {
               dSellBuffer[ii]=High[ii]+2*MarketInfo(Symbol(),MODE_POINT);
               lastCloseLong=1;
              }
           }
        }

      if(myRSInow<50) //is going short
        {
         if(myRSInow<50 && myRSI2>50) //did it cross from above 50
           {
            deletealllines();
            dDownRsiBuffer[ii]=High[ii]+2*MarketInfo(Symbol(),MODE_POINT);
            printmylinedown((iLow(NULL,0,ii+1)-(myATR1*ATR_Percent)),1);
            printmylinedown((iLow(NULL,0,ii+1)-(myATR1*ATR_Percent))+(0.30*myATR1),2);
            lastCloseShort=0;
            lastRSI40arrow=myRSInow; //set out of area
           }
         if(myRSInow<40 && myRSI2>40)
           {
            if(lastRSI40arrow<=40) //don't draw another arrow
              {

              }
            if(lastRSI40arrow>=40) //draw another arrow to add to position
              {
               dDownRsiBuffer[ii]=High[ii]+2*MarketInfo(Symbol(),MODE_POINT);
               lastRSI40arrow=myRSInow;
              }
           }
         if(myRSInow>30 && myRSI2<30)
           {
            if(lastCloseShort==0)
              {
               dSellBuffer[ii]=Low[ii]-4*MarketInfo(Symbol(),MODE_POINT);
               lastCloseShort=1;
              }
           }
        }


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