multi pair rsi floating levels.mq5

#property indicator_separate_window
#property indicator_buffers 4
#property indicator_color1  LimeGreen
#property indicator_color2  DarkGray
#property indicator_color3  PaleVioletRed
#property indicator_color4  DarkGray
#property indicator_style1  STYLE_DOT
#property indicator_style2  STYLE_DOT
#property indicator_style3  STYLE_DOT
#property indicator_width4  2
#property indicator_style4  STYLE_DOT
#property indicator_level1  0
#property indicator_level2  20
#property indicator_level3 -20
#property indicator_levelcolor DarkGray

extern string TimeFrame          = "Current time frame";
extern int    RsiPeriod          = 55;
extern int    RsiPrice           = PRICE_CLOSE;
extern int    MinMaxPeriod       = 100;
extern double LevelUp            = 80.0;
extern double LevelDown          = 20.0;
extern bool   alertsOn           = false;
extern bool   alertsOnCurrent    = true;
extern bool   alertsMessage      = true;
extern bool   alertsSound        = false;
extern bool   alertsEmail        = false;
extern int    BarsPerSymbol      = 70;
extern string Symbols            = "EURUSD;GBPUSD;USDCHF";
extern string UniqueID           = "Multi pair floating RSI";
extern string _                  = "separator colors";
extern color  textColor          = Black;
extern color  backColor          = LightGray;
extern color  signalCrossUpColor   = LimeGreen;
extern color  signalCrossDownColor = HotPink;
extern int    separatorWidth     = 6;

double rsi[];
double rsiUp[];
double rsiMi[];
double rsiDn[];
double trend[];
double cross[];

int      window;  
string   aPairs[];
string   shortName;
double   minValue;
double   maxValue;
double   maxValues[];
int      timeFrame;
bool     calculateValue;
string   indicatorFileName;

int init()
{
      // код доступен только после оплаты
   }

int deinit()
{
   for (int i = 0; i < ArraySize(aPairs); i++)
   { 
         ObjectDelete(shortName+i);
         ObjectDelete(shortName+i+i);
   }         
   return(0);
}

int start()
{
      // код доступен только после оплаты
   }

void plotGraph(string symbol,int limit, int& shift,int element, double min, double max)
{
   createLabel(symbol,element,shift+limit+separatorWidth-2,min,max,isSignalCrossing(shift));
   shift += (limit+separatorWidth-1);
}

int isSignalCrossing(int shift)
{
   return(cross[shift]);
}

void calculateIndicator()
{
   int i,counted_bars=IndicatorCounted();
      if(counted_bars<0) return(-1);
      if(counted_bars>0) counted_bars--;
           int limit=MathMax(Bars-counted_bars,Bars-1);

   for(i=limit; i>=0; i--)
   {
      rsi[i]        = iRSI(NULL,0,RsiPeriod,PRICE_CLOSE,i);
      double rsiMin = rsi[ArrayMinimum(rsi,MinMaxPeriod,i)];
      double rsiMax = rsi[ArrayMaximum(rsi,MinMaxPeriod,i)];
         double range = rsiMax-rsiMin;
            rsiDn[i]  = rsiMin+range*LevelDown/100.0;
            rsiMi[i]  = rsiMin+range*0.5;
            rsiUp[i]  = rsiMin+range*LevelUp/100.0;
            trend[i]   = 0;
            cross[i]   = 0;
               if (rsi[i]>rsiUp[i]) trend[i] =  1;
               if (rsi[i]<rsiDn[i]) trend[i] = -1;
               if (trend[i]!=trend[i+1]) cross[i] = trend[i];
   }
   manageAlerts();
}

double work

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