Multi_Lot_Scalper

//+——————————————————————+
//| 10points 3.mq4 |
//| Copyright ?2005, Alejandro Galindo |
//| http://elCactus.com |
//+——————————————————————+
#property copyright “Copyright ?2005, Alejandro Galindo”
#property link “http://www.aizidong.com”

extern double TakeProfit = 40;
extern double Lots = 0.1;
extern double InitialStop = 0;
extern double TrailingStop = 20;

extern int MaxTrades=10;
extern int Pips=15;
extern int SecureProfit=10;
extern int AccountProtection=1;
extern int OrderstoProtect=3;
extern int ReverseCondition=0;
extern double EURUSDPipValue=10;
extern double GBPUSDPipValue=10;
extern double USDCHFPipValue=10;
extern double USDJPYPipValue=9.715;
extern int StartYear=2005;
extern int StartMonth=1;
extern int EndYear=2006;
extern int EndMonth=12;
extern int EndHour=22;
extern int EndMinute=30;
extern int mm=0;
extern int risk=12;
extern int AccountisNormal=0;

int OpenOrders=0, cnt=0;
int slippage=5;
double sl=0, tp=0;
double BuyPrice=0, SellPrice=0;
double lotsi=0, mylotsi=0;
int mode=0, myOrderType=0;
bool ContinueOpening=True;
double LastPrice=0;
int PreviousOpenOrders=0;
double Profit=0;
int LastTicket=0, LastType=0;
double LastClosePrice=0, LastLots=0;
double Pivot=0;
double PipValue=0;
string text=””, text2=””;

//+——————————————————————+
//| expert initialization function |
//+——————————————————————+
int init()
{
//—-

//—-
return(0);
}
//+——————————————————————+
//| expert deinitialization function |
//+——————————————————————+
int deinit()
{
//—-

//—-
return(0);
}
//+——————————————————————+
//| expert start function |
//+——————————————————————+
int start()
{
//—-
if (AccountisNormal==1)
{
if (mm!=0) { lotsi=MathCeil(AccountBalance()*risk/10000); }
else { lotsi=Lots; }
} else { // then is mini
if (mm!=0) { lotsi=MathCeil(AccountBalance()*risk/10000)/10; }
else { lotsi=Lots; }
}

if (lotsi>100){ lotsi=100; }

OpenOrders=0;
for(cnt=0;cnt<OrdersTotal();cnt++)
{
OrderSelect(cnt, SELECT_BY_POS, MODE_TRADES);
if (OrderSymbol()==Symbol())
{
OpenOrders++;
}
}

if (OpenOrders<1)
{
if (TimeYear(CurTime())<StartYear) { return(0); }
if (TimeMonth(CurTime())<StartMonth) { return(0); }
if (TimeYear(CurTime())>EndYear) { return(0); }
if (TimeMonth(CurTime())>EndMonth ) { return(0); }
}

if (Symbol()==”EURUSD”) { PipValue=EURUSDPipValue; }
if (Symbol()==”GBPUSD”) { PipValue=GBPUSDPipValue; }
if (Symbol()==”USDJPY”) { PipValue=USDJPYPipValue; }
if (Symbol()==”USDCHF”) { PipValue=USDCHFPipValue; }
if (PipValue==0) { PipValue=5; }

if (PreviousOpenOrders>OpenOrders)
{
for(cnt=OrdersTotal();cnt>=0;cnt–)
{
OrderSelect(cnt, SELECT_BY_POS, MODE_TRADES);
mode=OrderType();
if (OrderSymbol()==Symbol())
{
if (mode==OP_BUY) { OrderClose(OrderTicket(),OrderLots(),OrderClosePrice(),slippage,Blue); }
if (mode==OP_SELL) { OrderClose(OrderTicket(),OrderLots(),OrderClosePrice(),slippage,Red); }
return(0);
}
}
}

PreviousOpenOrders=OpenOrders;
if (OpenOrders>=MaxTrades)
{
ContinueOpening=False;
} else {
ContinueOpening=True;
}

if (LastPrice==0)
{
for(cnt=0;cnt<OrdersTotal();cnt++)
{
OrderSelect(cnt, SELECT_BY_POS, MODE_TRADES);
mode=OrderType();
if (OrderSymbol()==Symbol())
{
LastPrice=OrderOpenPrice();
if (mode==OP_BUY) { myOrderType=2; }
if (mode==OP_SELL) { myOrderType=1; }
}
}
}

if (OpenOrders<1)
{
myOrderType=3;
//if (iMACD(14,26,9,MODE_MAIN,0)>0 and iMACD(14,26,9,MODE_MAIN,0)>iMACD(14,26,9,MODE_MAIN,1)) then OrderType=2;
if (iMACD(NULL,0,14,26,9,PRICE_CLOSE,MODE_MAIN,0)>iMACD(NULL,0,14,26,9,PRICE_CLOSE,MODE_MAIN,1)) { myOrderType=2; }
//if (iMACD(14,26,9,MODE_MAIN,0)<0 and iMACD(14,26,9,MODE_MAIN,0)<iMACD(14,26,9,MODE_MAIN,1)) then OrderType=1;
if (iMACD(NULL,0,14,26,9,PRICE_CLOSE,MODE_MAIN,0)<iMACD(NULL,0,14,26,9,PRICE_CLOSE,MODE_MAIN,1)) { myOrderType=1; }
if (ReverseCondition==1)
{
if (myOrderType==1) { myOrderType=2; }
else { if (myOrderType==2) { myOrderType=1; } }
}
}

// if we have opened positions we take care of them
for(cnt=OrdersTotal();cnt>=0;cnt–)
{
OrderSelect(cnt, SELECT_BY_POS, MODE_TRADES);
if (OrderSymbol() == Symbol())
{
if (OrderType()==OP_SELL)
{
if (TrailingStop>0)
{
if (OrderOpenPrice()-Ask>=(TrailingStop+Pips)*Point)
{
if (OrderStopLoss()>(Ask+Point*TrailingStop))
{
OrderModify(OrderTicket(),OrderOpenPrice(),Ask+Point*TrailingStop,OrderClosePrice()-TakeProfit*Point-TrailingStop*Point,800,Purple);
return(0);
}
}
}
}

if (OrderType()==OP_BUY)
{
if (TrailingStop>0)
{
if (Bid-OrderOpenPrice()>=(TrailingStop+Pips)*Point)
{
if (OrderStopLoss()<(Bid-Point*TrailingStop))
{
OrderModify(OrderTicket(),OrderOpenPrice(),Bid-Point*TrailingStop,OrderClosePrice()+TakeProfit*Point()+TrailingStop*Point(),800,Yellow);
return(0);
}
}
}
}
}
}

Profit=0;
LastTicket=0;
LastType=0;
LastClosePrice=0;
LastLots=0;
for(cnt=0;cnt<OrdersTotal();cnt++)
{
OrderSelect(cnt, SELECT_BY_POS, MODE_TRADES);
if (OrderSymbol()==Symbol())
{
LastTicket=OrderTicket();
if (OrderType()==OP_BUY) { LastType=OP_BUY; }
if (OrderType()==OP_SELL) { LastType=OP_SELL; }
LastClosePrice=OrderClosePrice();
LastLots=OrderLots();
if (LastType==OP_BUY)
{
//Profit=Profit+(Ord(cnt,VAL_CLOSEPRICE)-Ord(cnt,VAL_OPENPRICE))*PipValue*Ord(cnt,VAL_LOTS);
if (OrderClosePrice()<OrderOpenPrice())
{ Profit=Profit-(OrderOpenPrice()-OrderClosePrice())*OrderLots()/Point; }
if (OrderClosePrice()>OrderOpenPrice())
{ Profit=Profit+(OrderClosePrice()-OrderOpenPrice())*OrderLots()/Point; }
}
if (LastType==OP_SELL)
{
//Profit=Profit+(Ord(cnt,VAL_OPENPRICE)-Ord(cnt,VAL_CLOSEPRICE))*PipValue*Ord(cnt,VAL_LOTS);
if (OrderClosePrice()>OrderOpenPrice())
{ Profit=Profit-(OrderClosePrice()-OrderOpenPrice())*OrderLots()/Point; }
if (OrderClosePrice()<OrderOpenPrice())
{ Profit=Profit+(OrderOpenPrice()-OrderClosePrice())*OrderLots()/Point; }
}
//Print(Symbol,”:”,Profit,”,”,LastLots);
}
}

Profit=Profit*PipValue;
text2=”Profit: $”+DoubleToStr(Profit,2)+” +/-“;
if (OpenOrders>=(MaxTrades-OrderstoProtect) && AccountProtection==1)
{
//Print(Symbol,”:”,Profit);
if (Profit>=SecureProfit)
{
OrderClose(LastTicket,LastLots,LastClosePrice,slippage,Yellow);
ContinueOpening=False;
return(0);
}
}

if (!IsTesting())
{
if (myOrderType==3) { text=”No conditions to open trades”; }
else { text=” “; }
Comment(“LastPrice=”,LastPrice,” Previous open orders=”,PreviousOpenOrders,”\nContinue opening=”,ContinueOpening,” OrderType=”,myOrderType,”\n”,text2,”\nLots=”,lotsi,”\n”,text);
}

if (myOrderType==1 && ContinueOpening)
{
if ((Bid-LastPrice)>=Pips*Point || OpenOrders<1)
{
SellPrice=Bid;
LastPrice=0;
if (TakeProfit==0) { tp=0; }
else { tp=SellPrice-TakeProfit*Point; }
if (InitialStop==0) { sl=0; }
else { sl=SellPrice+InitialStop*Point; }
if (OpenOrders!=0)
{
mylotsi=lotsi;
for(cnt=1;cnt<=OpenOrders;cnt++)
{
if (MaxTrades>12) { mylotsi=NormalizeDouble(mylotsi*1.5,1); }
else { mylotsi=NormalizeDouble(mylotsi*2,1); }
}
} else { mylotsi=lotsi; }
if (mylotsi>100) { mylotsi=100; }
OrderSend(Symbol(),OP_SELL,mylotsi,SellPrice,slippage,sl,tp,NULL,0,0,Red);
return(0);
}
}

if (myOrderType==2 && ContinueOpening)
{
if ((LastPrice-Ask)>=Pips*Point || OpenOrders<1)
{
BuyPrice=Ask;
LastPrice=0;
if (TakeProfit==0) { tp=0; }
else { tp=BuyPrice+TakeProfit*Point; }
if (InitialStop==0) { sl=0; }
else { sl=BuyPrice-InitialStop*Point; }
if (OpenOrders!=0) {
mylotsi=lotsi;
for(cnt=1;cnt<=OpenOrders;cnt++)
{
if (MaxTrades>12) { mylotsi=NormalizeDouble(mylotsi*1.5,1); }
else { mylotsi=NormalizeDouble(mylotsi*2,1); }
}
} else { mylotsi=lotsi; }
if (mylotsi>100) { mylotsi=100; }
OrderSend(Symbol(),OP_BUY,mylotsi,BuyPrice,slippage,sl,tp,NULL,0,0,Blue);
return(0);
}
}

//—-
return(0);
}
//+——————————————————————+