//+------------------------------------------------------------------+
//|                                                       Grider.mq4 |
//|                                              Copyright 2017, AM2 |
//|                                      http://www.forexsystems.biz |
//+------------------------------------------------------------------+
#property copyright "Copyright 2017, AM2"
#property link      "http://www.forexsystems.biz"
#property version   "1.00"
#property strict

//--- Inputs
extern double  Lot         = 0.1;      // объем  ордера

extern int StopLoss        = 2000;     // стоплосс
extern int TakeProfit      = 200;      // тейкпрофит

extern int Step            = 100;      // шаг ордеров
extern int Delta           = 100;      // отступ от цены

extern int Orders          = 0;        // 0-оба 1-бай 2-селл
extern int Count           = 5;        // количество ордеров

extern int Slip            = 3;        // проскальзывание
extern int Magic           = 123;      // магик
//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit()
  {
//---

//---
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {
//---

  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
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);
  }
//+------------------------------------------------------------------+
//| Подсчет ордеров по типу                                          |
//+------------------------------------------------------------------+
int CountOrders(int type=-1)
  {
   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()==type || (OrderType()>=0 && type==-1)) count++;
           }
        }
     }
   return(count);
  }
//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()
  {
   if(CountOrders(-1)<1)
     {
      for(int i=0; i<Count;i++)
        {
         if(Orders==0 || Orders==1) PutOrder(2,Bid-Delta*Point-Step*Point*i);//buylimit
         if(Orders==0 || Orders==2) PutOrder(3,Bid+Delta*Point+Step*Point*i);//selllimit
        }
     }
  }
//+------------------------------------------------------------------+