/*-----------------------------+
| |
| Shared by www.Aptrafx.com |
| |
+------------------------------*/
//+------------------------------------------------------------------+
//| DoubleMA_Crossover_EA.mq4 |
//| Copyright © 2005 |
//| Written by MrPip from idea of Jason Robinson for Eric | |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2005, MrPip"
#include <stdlib.mqh>
extern int MagicNumber = 2222;
extern bool AccountIsMini = false; // Change to true if trading mini account
extern bool MoneyManagement = false; // 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 = 5; // Change to whatever percent of equity you wish to risk.
extern double Lots = 3; // standard lot size.
extern double MaxLots = 100;
//+---------------------------------------------------+
//|Indicator Variables |
//| Change these to try your own system |
//| or add more if you like |
//+---------------------------------------------------+
extern int FastMA_Mode = 1; //0=sma, 1=ema, 2=smma, 3=lwma, 4=LSMA
extern int FastMA_Period = 5;
extern int FastMA_Shift = 0;
extern int FastMA_AppliedPrice = 0; // 0=close, 1=open, 2=high, 3=low, 4=median((h+l/2)), 5=typical((h+l+c)/3), 6=weighted((h+l+c+c)/4)
extern int SlowMA_Mode = 1; //0=sma, 1=ema, 2=smma, 3=lwma, 4=LSMA
extern int SlowMA_Period = 12;
extern int SlowMA_Shift = 0;
extern int SlowMA_AppliedPrice = 0; // 0=close, 1=open, 2=high, 3=low, 4=median((h+l/2)), 5=typical((h+l+c)/3), 6=weighted((h+l+c+c)/4)
extern int Fast_SlowSpreadEntry = 0; // How many pips separation between MAs for signal
extern int Fast_SlowSpreadExit=0; // How many pips separation between MAs for signal
extern int SignalCandle=1;
//+---------------------------------------------------+
//|Money Management |
//+---------------------------------------------------+
extern double StopLoss = 250; // Maximum pips willing to lose per position.
//*****************************************************
// These inputs are used by the trailing stop function
//*****************************************************
extern bool UseTrailingStop = true;
extern int TrailingStopType = 3; // Type 1 moves stop immediately, Type 2 waits til value of TS is reached
extern double TrailingStop = 40; // Change to whatever number of pips you wish to trail your position with.
extern double FirstMove = 20; // Type 3 first level pip gain
extern double FirstStopLoss = 15; // Move Stop to Breakeven
extern double SecondMove = 30; // Type 3 second level pip gain
extern double SecondStopLoss = 20; // Move stop to lock is profit
extern double ThirdMove = 40; // type 3 third level pip gain
extern double TrailingStop3 = 20; // Move stop and trail from there
extern int TakeProfit = 0; // Maximum profit level achieved.
extern double Margincutoff = 800; // Expert will stop trading if equity level decreases to that level.
extern int Slippage = 10; // Possible fix for not getting closed
//+---------------------------------------------------+
//|General controls |
//+---------------------------------------------------+
string setup;
double lotMM;
int TradesInThisSymbol;
//+------------------------------------------------------------------+
//| expert initialization function |
//+------------------------------------------------------------------+
int init()
{
//----
setup="DoubleMA_Crossover_EA" + Symbol();
return(0);
}
//+------------------------------------------------------------------+
//| expert deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
}
//+------------------------------------------------------------------------+
//| LSMA - Least Squares Moving Average function calculation |
//| LSMA_In_Color Indicator plots the end of the linear regression line |
//| Modified to use any timeframe |
//+------------------------------------------------------------------------+
double LSMA(int Rperiod,int prMode, int TimeFrame, int mshift)
{
int i;
double sum, price;
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: price = iClose(NULL,TimeFrame,length-i+mshift);break;
case 1: price = iOpen(NULL,TimeFrame,length-i+mshift);break;
case 2: price = iHigh(NULL,TimeFrame,length-i+mshift);break;
case 3: price = iLow(NULL,TimeFrame,length-i+mshift);break;
case 4: price = (iHigh(NULL,TimeFrame,length-i+mshift) + iLow(NULL,TimeFrame,length-i+mshift))/2;break;
case 5: price = (iHigh(NULL,TimeFrame,length-i+mshift) + iLow(NULL,TimeFrame,length-i+mshift) + iClose(NULL,TimeFrame,length-i+mshift))/3;break;
case 6: price = (iHigh(NULL,TimeFrame,length-i+mshift) + iLow(NULL,TimeFrame,length-i+mshift) + iClose(NULL,TimeFrame,length-i+mshift) + iClose(NULL,TimeFrame,length-i+mshift))/4;break;
}
tmp = ( i - lengthvar)*price;
sum+=tmp;
}
wt = sum*6/(length*(length+1));
return(wt);
}
//+------------------------------------------------------------------+
//| CheckExitCondition |
//| Check if any exit condition is met |
//+------------------------------------------------------------------+
bool CheckExitCondition(string TradeType)
{
bool YesClose;
double fMA, sMA;
YesClose = false;
if (FastMA_Mode == 4)
{
fMA = LSMA(FastMA_Period,FastMA_AppliedPrice,0,SignalCandle);
}
else
{
fMA = iMA(NULL, 0, FastMA_Period, FastMA_Shift, FastMA_Mode, FastMA_AppliedPrice, SignalCandle);
}
if (SlowMA_Mode == 4)
{
sMA = LSMA(SlowMA_Period,SlowMA_AppliedPrice,0,SignalCandle);
}
else
{
sMA = iMA(NULL, 0, SlowMA_Period, SlowMA_Shift, SlowMA_Mode, SlowMA_AppliedPrice, SignalCandle);
}
// Check for cross down
if (TradeType == "BUY" && fMA - sMA < Fast_SlowSpreadExit*Point) YesClose = true;
// Check for cross up
if (TradeType == "SELL" && fMA - sMA > Fast_SlowSpreadExit*Point) YesClose = true;
return (YesClose);
}
//+------------------------------------------------------------------+
//| CheckEntryCondition |
//| Check if entry condition is met |
//+------------------------------------------------------------------+
bool CheckEntryCondition(string TradeType)
{
bool YesTrade;
double fMA, sMA;
double fMAp, sMAp;
YesTrade = false;
if (FastMA_Mode == 4)
{
fMA = LSMA(FastMA_Period,FastMA_AppliedPrice,0,SignalCandle);
fMAp = LSMA(FastMA_Period,FastMA_AppliedPrice,0,SignalCandle+1);
}
else
{
fMA = iMA(NULL, 0, FastMA_Period, FastMA_Shift, FastMA_Mode, FastMA_AppliedPrice, SignalCandle);
fMAp = iMA(NULL, 0, FastMA_Period, FastMA_Shift, FastMA_Mode, FastMA_AppliedPrice, SignalCandle+1);
}
if (SlowMA_Mode == 4)
{
sMA = LSMA(SlowMA_Period,SlowMA_AppliedPrice,0,SignalCandle);
sMAp = LSMA(SlowMA_Period,SlowMA_AppliedPrice,0,SignalCandle+1);
}
else
{
sMA = iMA(NULL, 0, SlowMA_Period, SlowMA_Shift, SlowMA_Mode, SlowMA_AppliedPrice, SignalCandle);
sMAp = iMA(NULL, 0, SlowMA_Period, SlowMA_Shift, SlowMA_Mode, SlowMA_AppliedPrice, SignalCandle+1);
}
// Check for cross up
if (TradeType == "BUY" && fMA - sMA > Fast_SlowSpreadExit*Point && fMAp < sMAp) YesTrade = true;
// Check for cross down
if (TradeType == "SELL" && fMA - sMA < Fast_SlowSpreadExit*Point && fMAp > sMAp ) YesTrade = true;
return (YesTrade);
}
//+------------------------------------------------------------------+
//| expert start function |
//+------------------------------------------------------------------+
int start()
{
//----
// Check for valid inputs
if (CheckValidUserInputs()) return(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("BUY"))
{
OpenBuyOrder();
}
if(CheckEntryCondition("SELL"))
{
OpenSellOrder();
}
//----
return(0);
}
//+------------------------------------------------------------------+
//| Functions beyond this point should not need to be modified |
//| Eventually will be placed in include file |
//+------------------------------------------------------------------+
//+------------------------------------------------------------------+
//| OpenBuyOrder |
//| If Stop Loss or TakeProfit are used the values are calculated |
//| for each trade |
//+------------------------------------------------------------------+
void OpenBuyOrder()
{
int err,ticket;
double myStopLoss = 0, myTakeProfit = 0;
myStopLoss = 0;
if ( StopLoss > 0 ) myStopLoss = Ask - StopLoss * Point ;
myTakeProfit = 0;
if (TakeProfit>0) myTakeProfit = Ask + TakeProfit * Point;
ticket=OrderSend(Symbol(),OP_BUY,lotMM,Ask,Slippage,myStopLoss,myTakeProfit,setup,MagicNumber,0,Green);
if(ticket<=0)
{
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;
double myStopLoss = 0, myTakeProfit = 0;
myStopLoss = 0;
if ( StopLoss > 0 ) myStopLoss = Bid + StopLoss * Point;
myTakeProfit = 0;
if (TakeProfit > 0) myTakeProfit = Bid - TakeProfit * Point;
ticket=OrderSend(Symbol(),OP_SELL,lotMM,Bid,Slippage,myStopLoss,myTakeProfit,setup,MagicNumber,0,Red);
if(ticket<=0)
{
err = GetLastError();
Print("Error opening Sell order [" + setup + "]: (" + err + ") " + ErrorDescription(err));
}
}
//+------------------------------------------------------------------+
//| Check Open Position Controls |
//+------------------------------------------------------------------+
int CheckOpenPositions()
{
int cnt, NumPositions;
int NumBuyTrades, NumSellTrades; // Number of buy and sell trades in this symbol
NumBuyTrades = 0;
NumSellTrades = 0;
for(cnt=OrdersTotal()-1;cnt>=0;cnt--)
{
OrderSelect (cnt, SELECT_BY_POS, MODE_TRADES);
if ( OrderSymbol() != Symbol()) continue;
if ( OrderMagicNumber() != MagicNumber) continue;
if(OrderType() == OP_BUY ) NumBuyTrades++;
if(OrderType() == OP_SELL ) NumSellTrades++;
}
NumPositions = NumBuyTrades + NumSellTrades;
return (NumPositions);
}
//+------------------------------------------------------------------+
//| Handle Open Positions |
//| Check if any open positions need to be closed or modified |
//+------------------------------------------------------------------+
int HandleOpenPositions()
{
int cnt;
bool YesClose;
double pt;
for(cnt=OrdersTotal()-1;cnt>=0;cnt--)
{
OrderSelect (cnt, SELECT_BY_POS, MODE_TRADES);
if ( OrderSymbol() != Symbol()) continue;
if ( OrderMagicNumber() != MagicNumber) continue;
if(OrderType() == OP_BUY)
{
if (CheckExitCondition("BUY"))
{
CloseOrder(OrderTicket(),OrderLots(),Bid);
}
else
{
//*****************************************************
// This is where the trailing stop function is called
//*****************************************************
if (UseTrailingStop)
{
HandleTrailingStop("BUY",OrderTicket(),OrderOpenPrice(),OrderStopLoss(),OrderTakeProfit());
}
}
}
if(OrderType() == OP_SELL)
{
if (CheckExitCondition("SELL"))
{
CloseOrder(OrderTicket(),OrderLots(),Ask);
}
else
{
//*****************************************************
// This is where the trailing stop function is called
//*****************************************************
if(UseTrailingStop)
{
HandleTrailingStop("SELL",OrderTicket(),OrderOpenPrice(),OrderStopLoss(),OrderTakeProfit());
}
}
}
}
}
//+------------------------------------------------------------------+
//| Close Open Position Controls |
//| Try to close position 3 times |
//+------------------------------------------------------------------+
void CloseOrder(int ticket,double numLots,double close_price)
{
int CloseCnt, err;
// try to close 3 Times
CloseCnt = 0;
while (CloseCnt < 3)
{
if (OrderClose(ticket,numLots,close_price,Slippage,Violet))
{
CloseCnt = 3;
}
else
{
err=GetLastError();
Print(CloseCnt," Error closing order : (", err , ") " + ErrorDescription(err));
if (err > 0) CloseCnt++;
}
}
}
//*****************************************************
// This function is used by the trailing stop function
//*****************************************************
//+------------------------------------------------------------------+
//| Modify Open Position Controls |
//| Try to modify position 3 times |
//+------------------------------------------------------------------+
void 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(int type, int ticket, double op, double os, double tp)
{
double pt, TS=0, myAsk, myBid;
if (type == OP_BUY)
{
myBid = MarketInfo(Symbol(),MODE_BID);
switch(TrailingStopType)
{
case 1: pt = Point*StopLoss;
if(myBid-os > pt) ModifyOrder(ticket,op,myBid-pt,tp);
break;
case 2: pt = Point*TrailingStop;
if(myBid-op > pt && os < myBid - pt) ModifyOrder(ticket,op,myBid - pt,tp);
break;
case 3: if (myBid - op > FirstMove * Point)
{
TS = op + FirstMove*Point - FirstStopLoss * Point;
if (os < TS)
{
ModifyOrder(ticket,op,TS,tp);
}
}
if (myBid - op > SecondMove * Point)
{
TS = op + SecondMove*Point - SecondStopLoss * Point;
if (os < TS)
{
ModifyOrder(ticket,op,TS,tp);
}
}
if (myBid - op > ThirdMove * Point)
{
TS = myBid - TrailingStop3*Point;
if (os < TS)
{
ModifyOrder(ticket,op,TS,tp);
}
}
break;
}
return(0);
}
if (type == OP_SELL)
{
myAsk = MarketInfo(Symbol(),MODE_ASK);
switch(TrailingStopType)
{
case 1: pt = Point*StopLoss;
if(os - myAsk > pt) ModifyOrder(ticket,op,myAsk+pt,tp);
break;
case 2: pt = Point*TrailingStop;
if(op - myAsk > pt && os > myAsk+pt) ModifyOrder(ticket,op,myAsk+pt,tp);
break;
case 3: if (op - myAsk > FirstMove * Point)
{
TS = op - FirstMove * Point + FirstStopLoss * Point;
if (os > TS)
{
ModifyOrder(ticket,op,TS,tp);
}
}
if (op - myAsk > SecondMove * Point)
{
TS = op - SecondMove * Point + SecondStopLoss * Point;
if (os > TS)
{
ModifyOrder(ticket,op,TS,tp);
}
}
if (op - myAsk > ThirdMove * Point)
{
TS = myAsk + TrailingStop3 * Point;
if (os > TS)
{
ModifyOrder(ticket,op,TS,tp);
}
}
break;
}
}
return(0);
}
//+------------------------------------------------------------------+
//| Get number of lots for this trade |
//+------------------------------------------------------------------+
double GetLots()
{
double lot;
if(MoneyManagement)
{
lot = LotsOptimized();
}
else {
lot = Lots;
if(AccountIsMini)
{
if (lot > 1.0) lot = lot / 10;
if (lot < 0.1) lot = 0.1;
}
}
return(lot);
}
//+------------------------------------------------------------------+
//| Calculate optimal lot size |
//+------------------------------------------------------------------+
double LotsOptimized()
{
double lot=Lots;
//---- select lot size
lot=NormalizeDouble(MathFloor(AccountFreeMargin()*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;
// Use at least 1 mini lot
if(lot<0.1) lot=0.1;
if (lot > MaxLots) lot = MaxLots;
}else
{
if (lot < 1.0) lot = 1.0;
if (lot > MaxLots) lot = MaxLots;
}
return(lot);
}
//+------------------------------------------------------------------+
//| CheckValidUserInputs |
//| Check if User Inputs are valid for ranges allowed |
//| return true if invalid input, false otherwise |
//| Also display an alert for invalid input |
//+------------------------------------------------------------------+
bool CheckValidUserInputs()
{
if (CheckMAMethod(FastMA_Mode))
{
Alert("FastMA_Mode(0 to 4) You entered ",FastMA_Mode);
return(true);
}
if (CheckMAMethod(SlowMA_Mode))
{
Alert("SlowMA_Mode(0 to 4) You entered ",SlowMA_Mode);
return(true);
}
if (CheckAppliedPrice(FastMA_AppliedPrice))
{
Alert("FastMA_AppliedPrice( 0 to 6) You entered ",FastMA_AppliedPrice);
return(true);
}
if (CheckAppliedPrice(SlowMA_AppliedPrice))
{
Alert("SlowMA_AppliedPrice(0 to 6) You entered ",SlowMA_AppliedPrice);
return(true);
}
if (CheckTrailingStopType(TrailingStopType))
{
Alert("TrailingStopType( 1 to 3) You entered ",TrailingStopType);
return(true);
}
}
//+------------------------------------------------+
//| Check for valid Moving Average methods |
//| 0=sma, 1=ema, 2=smma, 3=lwma , 3=lsma |
//| return true if invalid, false if OK |
//+------------------------------------------------+
bool CheckMAMethod(int method)
{
if (method < 0) return (true);
if (method > 4) return (true);
return(false);
}
//+-----------------------------------------------------+
//| Check for valid Applied Price enumerations |
//| 0=close, 1=open, 2=high, 3=low, 4=median((h+l/2)) |
//| 5=typical((h+l+c)/3), 6=weighted((h+l+c+c)/4) |
//| return true if invalid, false if OK |
//+-----------------------------------------------------+
bool CheckAppliedPrice(int applied_price)
{
if (applied_price < 0) return (true);
if (applied_price > 6) return (true);
return(false);
}
//+------------------------------------------------+
//| Check for valid TrailingStopType |
//| |
//| return true if invalid, false if OK |
//+------------------------------------------------+
bool CheckTrailingStopType(int stop_type)
{
if (stop_type < 0 ) return(true);
if (stop_type > 3) return(true);
return(false);
}
Sample
Analysis
Market Information Used:
Series array that contains close prices for each bar
Series array that contains open prices of each bar
Series array that contains the highest prices of each bar
Series array that contains the lowest prices of each bar
Indicator Curves created:
Indicators Used:
Moving average indicator
Custom Indicators Used:
Order Management characteristics:
It automatically opens orders when conditions are reached
Checks for the total of open orders
It Closes Orders by itself
It can change open orders parameters, due to possible stepping strategy
Other Features:
It issuies visual alerts to the screen
