Traders Dynamic Index

#property indicator_separate_window
#property indicator_buffers 5
#property indicator_color1  MediumBlue
#property indicator_color2  Yellow
#property indicator_color3  MediumBlue
#property indicator_color4  Green
#property indicator_color5  Red
#property indicator_width2  2
#property indicator_width4  2
#property indicator_width5  2
#property indicator_levelcolor DimGray

extern string TimeFrame                = "Current time frame";
extern int    RsiPeriod                = 13;
extern int    RsiPrice                 = PRICE_CLOSE;
extern int    RsiPriceLinePeriod       = 2;
extern int    RsiPriceLineMAMode       = MODE_SMA;
extern int    RsiSignalLinePeriod      = 7;
extern int    RsiSignalLineMAMode      = MODE_SMA;
extern int    VolatilityBandPeriod     = 34;
extern int    VolatilityBandMAMode     = MODE_SMA;
extern double VolatilityBandMultiplier = 1.6185;
extern double LevelDown                = 32;
extern double LevelMiddle              = 50;
extern double LevelUp                  = 68;

extern string Alert;
extern bool   alertsAndArrowsOnMiddleCross = false;
extern string note                     = "turn on Alert = true; turn off = false";
extern bool   alertsOn                 = true;
extern bool   alertsOnCurrent          = false;
extern bool   alertsMessage            = true;
extern bool   alertsSound              = true;
extern bool   alertsEmail              = false;
extern string soundfile                = "alert2.wav";

extern string Arrow;
extern int _High_ = 226;
extern int _Low_ = 225;
extern string  __                      = "arrows settings";
extern bool   ShowArrows               = true; 
extern string ArrowsIdentifier         = "tdiarrows";
extern color  ArrowUpColor             = Aqua;
extern color  ArrowDownColor           = Red; 
extern int    ArrowUpWidth             = 1; 
extern int    ArrowDownWidth           = 1; 

double rsi[];
double rsiPriceLine[];
double rsiSignalLine[];
double bandUp[];
double bandMiddle[];
double bandDown[];
double trend[];
double atrend[];

string indicatorFileName;
bool   calculateValue;
bool   returnBars;
int    timeFrame;

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

int deinit()
{
   if (ShowArrows)
   {
      int compareLength = StringLen(ArrowsIdentifier);
      for (int i=ObjectsTotal(); i>= 0; i--)
      {
         string name = ObjectName(i);
            if (StringSubstr(name,0,compareLength) == ArrowsIdentifier)
                ObjectDelete(name);  
      }
   }
   return(0);
}

int start()
{
      // код доступен только после оплаты
   }
   int counted_bars=IndicatorCounted();
   int i,limit;

   if(counted_bars<0) return(-1);
   if(counted_bars>0) counted_bars--;
         limit = MathMin(Bars-counted_bars,Bars-1);
         if (returnBars) { bandUp[0] = limit+1; return(0); }

   if (calculateValue || timeFrame == Period())
   {
      for(i=limit; i>=0; i--) rsi[i] = iRSI(NULL,0,RsiPeriod,RsiPrice,i);
      for(i=limit; i>=0; i--)
      {
         rsiPriceLine[i]  = iMAOnArray(rsi,0,RsiPriceLinePeriod,0,RsiPriceLineMAMode,i);
         rsiSignalLine[i] = iMAOnArray(rsi,0,RsiSignalLinePeriod,0,RsiSignalLineMAMode,i);
             double deviation = iStdDevOnArray(rsi,0,VolatilityBandPeriod,0,VolatilityBandMAMode,i);
             double average   = iMAOnArray(rsi,0,VolatilityBandPeriod,0,VolatilityBandMAMode,i);
                bandUp[i]     = average+VolatilityBandMultiplier*deviation;
                bandDown[i]   = average-VolatilityBandMultiplier*deviation;
                bandMiddle[i] = average;
                trend[i]      = 0;

            if (alertsAndArrowsOnMiddleCross)
            {       
               if (rsiPriceLine[i] > bandMiddle[i]) trend[i] =  1;
               if (rsiPriceLine[i] < bandMiddle[i]) trend[i] = -1; 
            }
            else
            {
               if (rsiPriceLine[i] > rsiSignalLine[i]) trend[i] =  1;
               if (rsiPriceLine[i] < rsiSignalLine[i]) trend[i] = -1; 
            }               
            if (!calculateValue)manageArrow(i);

       } 
      if (!calculateValue) manageAlerts(); 
   return (0);
   }      

   limit = MathMax(limit,MathMin(Bars-1,iCustom(NULL,timeFrame,indicatorFileName,"returnBars",0,0)*timeFrame/Period()));
   for (i=limit;i>=0;i--)
   {
      int y = iB

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