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Pablo killer

MQL5 Индикаторы Эксперты Python

Техническое задание

//+------------------------------------------------------------------+
//| ScalperEA.mq5                                                    |
//+------------------------------------------------------------------+
#property copyright "Template"
#property version   "1.00"
#property strict

input int    FastEMA = 8;
input int    SlowEMA = 21;
input int    AtrPeriod = 14;
input double StopAtrMult = 1.2;
input double TpAtrMult = 1.0;
input double RiskPercent = 0.5; // percent account risk per trade
input int    Magic = 123456;
input double Lots = 0.01;

double EMAFast[], EMASlow[], ATRArr[];

int OnInit()
{
  SetIndexBuffer(0, EMAFast);
  SetIndexBuffer(1, EMASlow);
  // nothing to set for ATR; we'll compute using iATR
  return(INIT_SUCCEEDED);
}

void OnTick()
{
  // get last two closed candles
  int shift = 1; // last closed bar
  double fast_prev = iMA(NULL, PERIOD_CURRENT, FastEMA, 0, MODE_EMA, PRICE_CLOSE, shift+1);
  double fast_last = iMA(NULL, PERIOD_CURRENT, FastEMA, 0, MODE_EMA, PRICE_CLOSE, shift);
  double slow_prev = iMA(NULL, PERIOD_CURRENT, SlowEMA, 0, MODE_EMA, PRICE_CLOSE, shift+1);
  double slow_last = iMA(NULL, PERIOD_CURRENT, SlowEMA, 0, MODE_EMA, PRICE_CLOSE, shift);
  double atr = iATR(NULL, PERIOD_CURRENT, AtrPeriod, shift);

  if (atr <= 0) return;

  // simple crossover signals
  if (fast_prev <= slow_prev && fast_last > slow_last)
  {
    // buy signal
    double entry = SymbolInfoDouble(_Symbol, SYMBOL_BID); // or use Ask for buy market entry
    double stop = entry - StopAtrMult * atr;
    double tp = entry + TpAtrMult * atr;
    double lots = Lots;
    // optionally compute lots from RiskPercent and stop distance
    // place market buy
    trade_buy(lots, stop, tp);
  }
  else if (fast_prev >= slow_prev && fast_last < slow_last)
  {
    // sell signal
    double entry = SymbolInfoDouble(_Symbol, SYMBOL_ASK);
    double stop = entry + StopAtrMult * atr;
    double tp = entry - TpAtrMult * atr;
    trade_sell(Lots, stop, tp);
  }
}

void trade_buy(double lots, double stop, double tp)
{
  MqlTradeRequest req;
  MqlTradeResult res;
  ZeroMemory(req);
  req.action = TRADE_ACTION_DEAL;
  req.symbol = _Symbol;
  req.volume = lots;
  req.type = ORDER_TYPE_BUY;
  req.price = SymbolInfoDouble(_Symbol, SYMBOL_ASK);
  req.sl = stop;
  req.tp = tp;
  req.deviation = 5;
  req.magic = Magic;
  OrderSend(req, res);
}

void trade_sell(double lots, double stop, double tp)
{
  MqlTradeRequest req;
  MqlTradeResult res;
  ZeroMemory(req);
  req.action = TRADE_ACTION_DEAL;
  req.symbol = _Symbol;
  req.volume = lots;
  req.type = ORDER_TYPE_SELL;
  req.price = SymbolInfoDouble(_Symbol, SYMBOL_BID);
  req.sl = stop;
  req.tp = tp;
  req.deviation = 5;
  req.magic = Magic;
  OrderSend(req, res);
}

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