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MA_Angle_EA.mq4

Time: 2018-09-06 | Download file:MA_Angle_EA.mq4

//+------------------------------------------------------------------+
//|                                              MA_Angle_EA.mq4     |
//|                                  Copyright © 2007 Robert Hill    |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2007, Robert Hill"
#include 

#define UP 1
#define DOWN 2

#define SMA 0
#define EMA 1
#define SMMA 2
#define LWMA 3
#define LSMA 4

extern bool Debug = false;               // Change to true to allow print

//+---------------------------------------------------+
//|Account functions                                  |
//+---------------------------------------------------+
extern bool AccountIsMini = true;      // Change to true if trading mini account
//+---------------------------------------------------+
//|Money Management                                   |
//+---------------------------------------------------+
extern bool MoneyManagement = true; // Change to false to shutdown money management controls.
                                    // Lots = 1 will be in effect and only 1 lot will be open regardless of equity.
extern double TradeSizePercent = 10;      // Change to whatever percent of equity you wish to risk.
extern double Lots = 0.1;             // standard lot size. 
extern double MaxLots = 30;
//+---------------------------------------------------+
//|Profit controls                                    |
//+---------------------------------------------------+
extern double StopLoss = 0;        // Maximum pips willing to lose per position.
extern bool UseTrailingStop = false;
extern int TrailingStopType = 1;
extern double TrailingStop = 20;    // Change to whatever number of pips you wish to trail your position with.
 double FirstMove = 20;       // Type 3  first level pip gain
 double FirstStopLoss = 50;       // Move Stop to Breakeven
 double SecondMove = 30;       // Type 3 second level pip gain
 double SecondStopLoss = 30;       // Move stop to lock is profit
 double ThirdMove = 40;       // type 3 third level pip gain
 double TrailingStop3 = 20;       // Move stop and trail from there
extern int Slippage = 10;           // Possible fix for not getting filled or closed    
extern int TakeProfit = 0;
extern double Margincutoff = 800;   // Expert will stop trading if equity level decreases to that level.
//+---------------------------------------------------+
//|Indicator Variables                                |
//| Change these to try your own system               |
//| or add more if you like                           |
//+---------------------------------------------------+

 int SignalCandle = 1;

extern int     MA_Period=34;
extern string  m = "--Moving Average Types--";
extern string  m0 = " 0 = SMA";
extern string  m1 = " 1 = EMA";
extern string  m2 = " 2 = SMMA";
extern string  m3 = " 3 = LWMA";
extern string  m4 = " 4 = LSMA";
extern int     MA_Type = 1; //0=SMA, 1=EMA, 2=SMMA, 3=LWMA, 4=LSMA
extern string  p = "--Applied Price Types--";
extern string  p0 = " 0 = close";
extern string  p1 = " 1 = open";
extern string  p2 = " 2 = high";
extern string  p3 = " 3 = low";
extern string  p4 = " 4 = median(high+low)/2";
extern string  p5 = " 5 = typical(high+low+close)/3";
extern string  p6 = " 6 = weighted(high+low+close+close)/4";
extern int     MA_AppliedPrice = 4;
extern double  Angle_Threshold=15;
extern int     PrevMAShift=4;
extern int     CurMAShift=0;

//+---------------------------------------------------+
//|General controls                                   |
//+---------------------------------------------------+
string setup;
double lotMM;
int TradesInThisSymbol;
int MagicNumber;

//+---------------------------------------------------+
//|  Indicator values for filters                     |
//|  Add or Change to test your system                |
//+---------------------------------------------------+
double MACurrent, MAPrevious;

//+------------------------------------------------------------------+
//| expert initialization function                                   |
//+------------------------------------------------------------------+
int init()
  {
    
//---- 
	MagicNumber = 3000 + func_Symbol2Val(Symbol())*100 + func_TimeFrame_Const2Val(Period()); 
   setup="MA_Angle_EA" + Symbol() + "_" + func_TimeFrame_Val2String(func_TimeFrame_Const2Val(Period()));
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| expert deinitialization function                                 |
//+------------------------------------------------------------------+
int deinit()
  {
   return(0);
  }

//+------------------------------------------------------------------+
//| The functions from this point to the start function are where    |
//| changes are made to test other systems or strategies.            |
//|+-----------------------------------------------------------------+

//+------------------------------------------------------------------+
//| Custom Indicators                                                |
//+------------------------------------------------------------------+

//+------------------------------------------------------------------+
//| LSMA with PriceMode                                              |
//| LSMA - Least Squares Moving Average function calculation               |
//| LSMA_In_Color Indicator plots the end of the linear regression line    |
//| PrMode  0=close, 1=open, 2=high, 3=low, 4=median(high+low)/2,    |
//| 5=typical(high+low+close)/3, 6=weighted(high+low+close+close)/4  |
//+------------------------------------------------------------------+

double fLSMA(int Rperiod, int prMode, int shift)
{
   int i;
   double sum, pr;
   int length;
   double lengthvar;
   double tmp;
   double wt;

   length = Rperiod;
 
   sum = 0;
   for(i = length; i >= 1  ; i--)
   {
     lengthvar = length + 1;
     lengthvar /= 3;
     tmp = 0;
     switch (prMode)
     {
     case 0: pr = Close[length-i+shift];break;
     case 1: pr = Open[length-i+shift];break;
     case 2: pr = High[length-i+shift];break;
     case 3: pr = Low[length-i+shift];break;
     case 4: pr = (High[length-i+shift] + Low[length-i+shift])/2;break;
     case 5: pr = (High[length-i+shift] + Low[length-i+shift] + Close[length-i+shift])/3;break;
     case 6: pr = (High[length-i+shift] + Low[length-i+shift] + Close[length-i+shift] + Close[length-i+shift])/4;break;
     }
     tmp = ( i - lengthvar)*pr;
     sum+=tmp;
    }
    wt = sum*6/(length*(length+1));
    
    return(wt);
}


double MA_Angle( int PrevShift, int CurShift, double fPrevMA, double fCurMA)
{
   double fAngle, mFactor;
   string Sym;
   int ShiftDif;
   
   mFactor = 100000.0;
   Sym = StringSubstr(Symbol(),3,3);
   if (Sym == "JPY") mFactor = 1000.0;
   ShiftDif = PrevShift-CurShift;
   mFactor /= ShiftDif; 

    fAngle = mFactor * (fCurMA - fPrevMA)/2.0;

    return(fAngle);
}

void GetMA(int MAPeriod, int Prev, int Cur)
{
   MACurrent=iMA(NULL,0,MAPeriod,0,MA_Type,MA_AppliedPrice,Cur);
   MAPrevious=iMA(NULL,0,MAPeriod,0,MA_Type,MA_AppliedPrice,Prev);
}

void GetLSMA(int MAPeriod, int Prev, int Cur)
{
   MACurrent=fLSMA(MAPeriod,MA_AppliedPrice,Cur);
   MAPrevious=fLSMA(MAPeriod,MA_AppliedPrice,Prev);
}

void GetMA_Trend (int TrendMethod, int myPeriod, int PrevShift, int CurShift)
{
   switch (TrendMethod)
   {
     case LSMA :  GetLSMA(myPeriod, PrevShift, CurShift);
                  break;
     default : GetMA( myPeriod, PrevShift, CurShift);
   }
}

bool CheckTrend(int cmd)
{
   bool TrendUP, TrendDOWN;
	double maAngle;
   
   GetMA_Trend(MA_Type, MA_Period , PrevMAShift, CurMAShift);
	maAngle = MA_Angle(PrevMAShift, CurMAShift, MAPrevious, MACurrent);
   switch (cmd)
   {
      case OP_BUY : if (maAngle > Angle_Threshold) return(true);
                    break;
      case OP_SELL : if (maAngle < -Angle_Threshold) return(true);
   }
          
   return(false);
}


//+------------------------------------------------------------------+
//| CheckExitCondition                                               |
//| Check if AngleSep cross 0 line                                   |
//+------------------------------------------------------------------+
bool CheckExitCondition(int cmd)
{
   
   bool trend;
   
   switch (cmd)
   {
     case OP_BUY : trend = CheckTrend(OP_SELL);
                   break;
     case OP_SELL: trend = CheckTrend (OP_BUY);
   }
   
   return (trend);
}


//+------------------------------------------------------------------+
//| CheckEntryCondition                                              |
//| Check if separation on LSMA pair                                 |
//+------------------------------------------------------------------+
bool CheckEntryCondition(int cmd)
{
   bool trend;
   
   trend = CheckTrend(cmd);
   
   return (trend);
   
}
  

//+------------------------------------------------------------------+
//| expert start function                                            |
//+------------------------------------------------------------------+
int start()
  {
//---- 

   if(CurMAShift >= PrevMAShift)
   {
      Print("Error: CurMAShift >= PrevMAShift");
      PrevMAShift = 6;
      CurMAShift = 0;      
   }  
//+------------------------------------------------------------------+
//| Check for Open Position                                          |
//+------------------------------------------------------------------+

     HandleOpenPositions();
     
// Check if any open positions were not closed

     TradesInThisSymbol = CheckOpenPositions();
     
//+------------------------------------------------------------------+
//| Check if OK to make new trades                                   |
//+------------------------------------------------------------------+


   if(AccountFreeMargin() < Margincutoff) {
     return(0);}
     
// Only allow 1 trade per Symbol

   if(TradesInThisSymbol > 0) {
     return(0);}

   lotMM = GetLots();
   
	if(CheckEntryCondition(OP_BUY) && !CheckExitCondition(OP_BUY))
	{
		   OpenBuyOrder();
		   return(0);
	}

   
	if(CheckEntryCondition(OP_SELL) && !CheckExitCondition(OP_SELL))
	{
         OpenSellOrder();
	}
//----
   return(0);
  }

//+------------------------------------------------------------------+
//| Functions beyond this point should not need to be modified       |
//| Eventually will be placed in include file                        |
//+------------------------------------------------------------------+



//+-------------------------------------------+
//| DoTrades module cut from start            |
//|  No real changes                          |
//+-------------------------------------------+
void OpenBuyOrder()
{
   int err,ticket, digits;
   double myPrice, myStopLoss = 0, myTakeProfit = 0;
   
   myPrice = MarketInfo(Symbol( ), MODE_ASK);
   myStopLoss = 0;
   if ( StopLoss > 0 ) myStopLoss = myPrice - StopLoss * Point ;
   myTakeProfit = 0;
   if (TakeProfit>0) myTakeProfit = myPrice + TakeProfit * Point;
 // Normalize all price / stoploss / takeprofit to the proper # of digits.
   digits = MarketInfo(Symbol( ), MODE_DIGITS) ;
   if (digits > 0) 
   {
     myPrice = NormalizeDouble( myPrice, digits);
     myStopLoss = NormalizeDouble( myStopLoss, digits);
     myTakeProfit = NormalizeDouble( myTakeProfit, digits); 
   }
   ticket=OrderSend(Symbol(),OP_BUY,lotMM,myPrice,Slippage,myStopLoss,myTakeProfit,setup,MagicNumber,0,Green); 
	if (ticket > 0)
	{
		if (OrderSelect(ticket,SELECT_BY_TICKET,MODE_TRADES)) 
		{
		   if (Debug) Print("BUY order opened : ", OrderOpenPrice());
//  		   if (Scalp == 1) OpenBuyScalpOrders( OrderOpenPrice());
		}
	}
	else
	{ 
		   err = GetLastError();
         Print("Error opening BUY order [" + setup + "]: (" + err + ") " + ErrorDescription( err) );
   }
}

//+------------------------------------------------------------------+
//| OpenSellOrder                                                    |
//| If Stop Loss or TakeProfit are used the values are calculated    |
//| for each trade                                                   |
//+------------------------------------------------------------------+
void OpenSellOrder()
{
   int err, ticket, digits;
   double myPrice, myStopLoss = 0, myTakeProfit = 0;
   
   myPrice = MarketInfo(Symbol( ), MODE_BID);
   myStopLoss = 0;
   if ( StopLoss > 0 ) myStopLoss = myPrice + StopLoss * Point;
   myTakeProfit = 0;
   if (TakeProfit > 0) myTakeProfit = myPrice - TakeProfit * Point;
 // Normalize all price / stoploss / takeprofit to the proper # of digits.
   digits = MarketInfo(Symbol( ), MODE_DIGITS) ;
   if (digits > 0) 
   {
     myPrice = NormalizeDouble( myPrice, digits);
     myStopLoss = NormalizeDouble( myStopLoss, digits);
     myTakeProfit = NormalizeDouble( myTakeProfit, digits); 
   }
   ticket=OrderSend(Symbol(),OP_SELL,lotMM,myPrice,Slippage,myStopLoss,myTakeProfit,setup,MagicNumber,0,Red); 
	if (ticket > 0)
	{
		if (OrderSelect(ticket, SELECT_BY_TICKET, MODE_TRADES)) 
			{
			  if (Debug) Print("SELL order opened : ", OrderOpenPrice());
//           if (Scalp == 1) OpenSellScalpOrders(OrderOpenPrice());
			}
	}
	else 
   {
      err = GetLastError();
      Print("Error opening Sell order [" + setup + "]: (" + err + ") " + ErrorDescription(err)); 
   }
}

//+------------------------------------------------------------------+
//| Check Open Position Controls                                     |
//+------------------------------------------------------------------+
  
int CheckOpenPositions()
{
   int cnt, total, NumPositions;
   int NumBuyTrades, NumSellTrades;   // Number of buy and sell trades in this symbol
   
   NumBuyTrades = 0;
   NumSellTrades = 0;
   total=OrdersTotal();
   for(cnt=0;cnt 0) CloseCnt++;
       }
       else
       {
         CloseCnt = 3;
       }
    }
}

int ModifyOrder(int ord_ticket,double op, double price,double tp)
{
    int CloseCnt, err;
    
    CloseCnt=0;
    while (CloseCnt < 3)
    {
       if (OrderModify(ord_ticket,op,price,tp,0,Aqua))
       {
         CloseCnt = 3;
       }
       else
       {
          err=GetLastError();
          Print(CloseCnt," Error modifying order : (", err , ") " + ErrorDescription(err));
         if (err>0) CloseCnt++;
       }
    }
}

//+------------------------------------------------------------------+
//| HandleTrailingStop                                               |
//| Type 1 moves the stoploss without delay.                         |
//| Type 2 waits for price to move the amount of the trailStop       |
//| before moving stop loss then moves like type 1                   |
//| Type 3 uses up to 3 levels for trailing stop                     |
//|      Level 1 Move stop to 1st level                              |
//|      Level 2 Move stop to 2nd level                              |
//|      Level 3 Trail like type 1 by fixed amount other than 1      |
//| Possible future types                                            |
//| Type 4 uses 2 for 1, every 2 pip move moves stop 1 pip           |
//| Type 5 uses 3 for 1, every 3 pip move moves stop 1 pip           |
//+------------------------------------------------------------------+
int HandleTrailingStop(string type, int ticket, double op, double os, double tp)
{
    double pt, TS=0;
    double bos,bop,opa,osa;
    
    if (type == "BUY")
    {
       switch(TrailingStopType)
       {
        case 1: pt = Point*StopLoss;
                if(Bid-os > pt) ModifyOrder(ticket,op,Bid-pt,tp);
                break;
        case 2: pt = Point*TrailingStop;
                if(Bid-op > pt && os < Bid - pt) ModifyOrder(ticket,op,Bid - pt,tp);
                break;
        case 3: if (Bid - op > FirstMove * Point)
                {
                   TS = op + FirstMove*Point - FirstStopLoss * Point;
                   if (os < TS)
                   {
                    ModifyOrder(ticket,op,TS,tp);
                   }
                }
                 
                if (Bid - op > SecondMove * Point)
                {
                   TS = op + SecondMove*Point - SecondStopLoss * Point;
                   if (os < TS)
                   {
                    ModifyOrder(ticket,op,TS,tp);
                   }
                }
                 
                if (Bid - op > ThirdMove * Point)
                {
                   TS = Bid  - ThirdMove*Point;
                   if (os < TS)
                   {
                     ModifyOrder(ticket,op,TS,tp);
                   }
                }
                break;
       }
       return(0);
    }
       
    if (type ==  "SELL")
    {
       switch(TrailingStopType)
       {
        case 1: pt = Point*StopLoss;
                if(os - Ask > pt) ModifyOrder(ticket,op,Ask+pt,tp);
                break;
        case 2: pt = Point*TrailingStop;
                if(op - Ask > pt && os > Ask+pt) ModifyOrder(ticket,op,Ask+pt,tp);
                break;
        case 3: if (op - Ask > FirstMove * Point)
                {
                   TS = op - FirstMove * Point + FirstStopLoss * Point;
                   if (os > TS)
                   {
                    ModifyOrder(ticket,op,TS,tp);
                   }
                }
                if (op - Ask > SecondMove * Point)
                {
                   TS = op - SecondMove * Point + SecondStopLoss * Point;
                   if (os > TS)
                   {
                    ModifyOrder(ticket,op,TS,tp);
                   }
                }
                if (op - Ask > ThirdMove * Point)
                {
                  TS = Ask + ThirdMove * Point;               
                  if (os > TS)
                  {
                    ModifyOrder(ticket,op,TS,tp);
                  }
                }
                break;
       }
    }
    return(0);
}



//+------------------------------------------------------------------+
//| Handle Open Positions                                            |
//| Check if any open positions need to be closed or modified        |
//| Three attempts are made to close or modify                       |
//+------------------------------------------------------------------+
int HandleOpenPositions()
{
   int cnt;
   bool YesClose;
   int myOrderType;
   
   for(cnt=OrdersTotal()-1;cnt>=0;cnt--)
   {
      OrderSelect (cnt, SELECT_BY_POS, MODE_TRADES);
      if ( OrderSymbol() != Symbol()) continue;
      if ( OrderMagicNumber() != MagicNumber)  continue;
      
      myOrderType = OrderType();
      if(myOrderType == OP_BUY)
      {
            
         if (CheckExitCondition(OP_BUY))
          {
               CloseOrder(OrderTicket(),OrderLots(),OP_BUY);
          }
          else
          {
            if (UseTrailingStop)
            {
               HandleTrailingStop("BUY",OrderTicket(),OrderOpenPrice(),OrderStopLoss(),OrderTakeProfit());
            }
          }
      }

      if(myOrderType == OP_SELL)
      {
          if (CheckExitCondition(OP_SELL))
          {
             CloseOrder(OrderTicket(),OrderLots(),OP_SELL);
          }
          else
          {
             if(UseTrailingStop)  
             {                
               HandleTrailingStop("SELL",OrderTicket(),OrderOpenPrice(),OrderStopLoss(),OrderTakeProfit());
             }
          }
       }
   }
}
     
//+------------------------------------------------------------------+
//| Get number of lots for this trade                                |
//+------------------------------------------------------------------+
double GetLots()
{
   double lot;
   
   if(MoneyManagement)
   {
     lot = LotsOptimized();
   }
   else
   {
     lot = Lots;
   }
   
   if(AccountIsMini)
   {
     if (lot < 0.1) lot = 0.1;
   }
   else
   {
     if (lot >= 1.0) lot = MathFloor(lot); else lot = 1.0;
   }
   if (lot > MaxLots) lot = MaxLots;
   
   return(lot);
}

//+------------------------------------------------------------------+
//| Calculate optimal lot size                                       |
//+------------------------------------------------------------------+

double LotsOptimized()
  {
   double lot=Lots;
//---- select lot size
   lot=NormalizeDouble(MathFloor(AccountBalance()*TradeSizePercent/10000)/10,1);
   
  
  // lot at this point is number of standard lots
  
//  if (Debug) Print ("Lots in LotsOptimized : ",lot);
  
  // Check if mini or standard Account
  
  if(AccountIsMini)
  {
    lot = MathFloor(lot*10)/10;
    

  }

   return(lot);
  }

//+------------------------------------------------------------------+
//| Time frame interval appropriation  function                      |
//+------------------------------------------------------------------+

int func_TimeFrame_Const2Val(int Constant ) {
   switch(Constant) {
      case 1:  // M1
         return(1);
      case 5:  // M5
         return(2);
      case 15:
         return(3);
      case 30:
         return(4);
      case 60:
         return(5);
      case 240:
         return(6);
      case 1440:
         return(7);
      case 10080:
         return(8);
      case 43200:
         return(9);
   }
}

//+------------------------------------------------------------------+
//| Time frame string appropriation  function                               |
//+------------------------------------------------------------------+

string func_TimeFrame_Val2String(int Value ) {
   switch(Value) {
      case 1:  // M1
         return("PERIOD_M1");
      case 2:  // M1
         return("PERIOD_M5");
      case 3:
         return("PERIOD_M15");
      case 4:
         return("PERIOD_M30");
      case 5:
         return("PERIOD_H1");
      case 6:
         return("PERIOD_H4");
      case 7:
         return("PERIOD_D1");
      case 8:
         return("PERIOD_W1");
      case 9:
         return("PERIOD_MN1");
   	default: 
   		return("undefined " + Value);
   }
}

int func_Symbol2Val(string symbol) {
   string mySymbol = StringSubstr(symbol,0,6);
	if(mySymbol=="AUDCAD") return(1);
	if(mySymbol=="AUDJPY") return(2);
	if(mySymbol=="AUDNZD") return(3);
	if(mySymbol=="AUDUSD") return(4);
	if(mySymbol=="CHFJPY") return(5);
	if(mySymbol=="EURAUD") return(6);
	if(mySymbol=="EURCAD") return(7);
	if(mySymbol=="EURCHF") return(8);
	if(mySymbol=="EURGBP") return(9);
	if(mySymbol=="EURJPY") return(10);
	if(mySymbol=="EURUSD") return(11);
	if(mySymbol=="GBPCHF") return(12);
	if(mySymbol=="GBPJPY") return(13);
	if(mySymbol=="GBPUSD") return(14);
	if(mySymbol=="NZDUSD") return(15);
	if(mySymbol=="USDCAD") return(16);
	if(mySymbol=="USDCHF") return(17);
	if(mySymbol=="USDJPY") return(18);
	return(19);
}

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