Comment("Waddah Attar Pivot");

//+------------------------------------------------------------------+
//+------------------------------------------------------------------+
double fGetLots(void)
  {
   double lot=Lots;

   if(Auto_Risk > 0.0)
     {
      if(MM_Depo == 0)
        {
         double TickValue = (MarketInfo(_Symbol, MODE_TICKVALUE) == 0 ? 1 : MarketInfo(_Symbol, MODE_TICKVALUE));
         double Balance = MathMin(AccountEquity(),AccountBalance());
         lot = (MathMax(minlot, MathMin(maxlot,
                                        MathFloor(Balance*Auto_Risk/100/TickValue/(Stop_Loss*old_point/Point)/lotstep) * lotstep)));
        }
      else
        {
         lot = NormalizeDouble(Lots * MathFloor(MathMin(AccountBalance(),AccountEquity())/MM_Depo), 2);
         lot = MathMin(MathMax(lot, minlot), maxlot); //сравнение полученнго лота с минимальным/максимальным.
        }
     }

   for(int i=OrdersHistoryTotal()-1; i>=0; i--)
     {
      if(OrderSelect(i,SELECT_BY_POS,MODE_HISTORY))
        {
         if(OrderSymbol()==Symbol())
           {
            if(OrderProfit()>0)
               break;
            if(OrderProfit()<0)
              {
               lot=OrderLots()*2;
               break;
              }
           }
        }
     }
   if(lot>5)
      lot=Lots;

   return lot;
  }
//+------------------------------------------------------------------+
//+------------------------------------------------------------------+

ATR HiLo Channel Arrows TT EURUSD,H1: array out of range in 'ATR HiLo Channel Arrows TT.mq4' (169,15)

//+------------------------------------------------------------------+
//|                                                      ATRHilo.mq4 |
//|                                              Copyright 2021, AM2 |
//|                                      http://www.forexsystems.biz |
//+------------------------------------------------------------------+
#property copyright "Copyright 2021, AM2"
#property link      "http://www.forexsystems.biz"
#property version   "1.00"
#property strict

//--- Inputs
extern double Lots       = 0.1;      // лот
extern double KLot       = 2;        // умножение лота
extern double MaxLot     = 5;        // максимальный лот
extern int StopLoss      = 2000;     // лось
extern int TakeProfit    = 3000;     // язь
extern int Count         = 7;        // свечи для проверки
extern int Slip          = 30;       // реквот
extern int Shift         = 1;        // бар индикатора
extern int CloseSig      = 1;        // 1-закрытие по сигналу
extern int Magic         = 123;      // магик

extern string IndName    = "StepMA NMC v3.01"; 
extern string TimeFrame           = "Current time frame";
extern int    PdfMaLength         = 10;      // Pdfma Length
extern double Sensitivity         = 5;       // Sensivity Factor
extern double StepSize            = 2;       // Constant Step Size
extern double Variance            = 1;       // Pdfma variance
extern double Mean                = 0.0;     // Pdfma mean
extern int    Shif               = 0;       // OShify

extern string IndName2    = "ATR HiLo Channel Arrows TT";
input int    p        = 10;    // Период
input int    s        = 5;     // Угол наклона
input double distance = 2.0;   // Ширина канала
input bool   showBb   = true;  // Границы канала
input bool   showCl   = true;  // Центральная линия
input int    barsig   = 1;     // Сигнальная свеча (номер)
//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit()
  {
//---
   Comment("");
//---
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {
   Comment("");
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void PutOrder(int type,double price)
  {
   int r=0;
   color clr=Green;
   double sl=0,tp=0;

   if(type==1 || type==3 || type==5)
     {
      clr=Red;
      if(StopLoss>0)
         sl=NormalizeDouble(price+StopLoss*_Point,_Digits);
      if(TakeProfit>0)
         tp=NormalizeDouble(price-TakeProfit*_Point,_Digits);
     }

   if(type==0 || type==2 || type==4)
     {
      clr=Blue;
      if(StopLoss>0)
         sl=NormalizeDouble(price-StopLoss*_Point,_Digits);
      if(TakeProfit>0)
         tp=NormalizeDouble(price+TakeProfit*_Point,_Digits);
     }

   r=OrderSend(NULL,type,Lot(),NormalizeDouble(price,_Digits),Slip,sl,tp,"",Magic,0,clr);
   return;
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int CountTrades()
  {
   int count=0;
   for(int i=OrdersTotal()-1; i>=0; i--)
     {
      if(OrderSelect(i,SELECT_BY_POS,MODE_TRADES))
        {
         if(OrderSymbol()==Symbol() && OrderMagicNumber()==Magic)
           {
            if(OrderType()<2)
               count++;
           }
        }
     }
   return(count);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
double Lot()
  {
   double lot=Lots;
   for(int i=OrdersHistoryTotal()-1; i>=0; i--)
     {
      if(OrderSelect(i,SELECT_BY_POS,MODE_HISTORY))
        {
         if(OrderSymbol()==Symbol() && OrderMagicNumber()==Magic)
           {
            if(OrderProfit()>0)
               break;
            if(OrderProfit()<0)
              {
               lot=OrderLots()*KLot;
               break;
              }
           }
        }
     }
   if(lot>MaxLot)
      lot=Lots;
   return(lot);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void CloseAll(int ot=-1)
  {
   bool cl;
   for(int i=OrdersTotal()-1; i>=0; i--)
     {
      if(OrderSelect(i,SELECT_BY_POS,MODE_TRADES))
        {
         if(OrderSymbol()==Symbol() && OrderMagicNumber()==Magic)
           {
            if(OrderType()==0 && (ot==0 || ot==-1))
              {
               RefreshRates();
               cl=OrderClose(OrderTicket(),OrderLots(),NormalizeDouble(Bid,_Digits),Slip,White);
              }
            if(OrderType()==1 && (ot==1 || ot==-1))
              {
               RefreshRates();
               cl=OrderClose(OrderTicket(),OrderLots(),NormalizeDouble(Ask,_Digits),Slip,White);
              }
           }
        }
     }
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int Sig(int type)
  {
   int n=0;

   for(int i=0; i<Count; i++)
     {
      double gold = iCustom(NULL,0,IndName2,p,s,distance,4,i);
      double magen = iCustom(NULL,0,IndName2,p,s,distance,5,i);

      if(type==0 && gold!=EMPTY_VALUE)
         n++;

      if(type==1 && magen!=EMPTY_VALUE)
         n++;
     }
   return(n);
  }
//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()
  {
   double lim = iCustom(NULL,0,IndName,TimeFrame,PdfMaLength,Sensitivity,StepSize,Variance,Mean,Shif,3,Shift);
   double red = iCustom(NULL,0,IndName,TimeFrame,PdfMaLength,Sensitivity,StepSize,Variance,Mean,Shif,4,Shift);

   bool buy = lim!=EMPTY_VALUE && Sig(0)>0;
   bool sell = red!=EMPTY_VALUE && Sig(1)>0;

   if(CountTrades()<1)
     {
      if(buy)
        {
         PutOrder(0,Ask);
        }

      if(sell)
        {
         PutOrder(1,Bid);
        }
     }

   if(CloseSig>0)
     {
      if(buy)
        {
         CloseAll(1);
        }

      if(sell)
        {
         CloseAll(0);
        }
     }

   Comment("\n lime: ",lim,
           "\n red: ",red,
           "\n Gold: ",Sig(0),
           "\n Magen: ",Sig(1));
  }
//+------------------------------------------------------------------+

интересно, попробую найти такую настройку

Вы можете сделать, чтобы сетка была динамическая и двигалась за ценой?

В тестере за этот год