Price Data Components
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Pivot Stop
ÿþ//+------------------------------------------------------------------+
//| Pivot Stop.mq5 |
//| Copyright © 2018, Vladimir Karputov |
//| http://wmua.ru/slesar/ |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2018, Vladimir Karputov"
#property link "http://wmua.ru/slesar/"
#property version "1.000"
//---
#include <Trade\PositionInfo.mqh>
#include <Trade\Trade.mqh>
#include <Trade\SymbolInfo.mqh>
#include <Trade\AccountInfo.mqh>
#include <Trade\DealInfo.mqh>
#include <Trade\OrderInfo.mqh>
#include <Expert\Money\MoneyFixedMargin.mqh>
CPositionInfo m_position; // trade position object
CTrade m_trade; // trading object
CSymbolInfo m_symbol; // symbol info object
CAccountInfo m_account; // account info wrapper
CDealInfo m_deal; // deals object
COrderInfo m_order; // pending orders object
CMoneyFixedMargin *m_money;
//+------------------------------------------------------------------+
//| Enum Lor or Risk |
//+------------------------------------------------------------------+
enum ENUM_LOT_OR_RISK
{
lot=0, // Constant lot
risk=1, // Risk in percent for a deal
};
//--- input parameters
input ushort InpStopLoss = 50; // Stop Loss, in pips (1.00045-1.00055=1 pips)
input ushort InpTakeProfit = 140; // Take Profit, in pips (1.00045-1.00055=1 pips)
input ushort InpTrailingStop = 5; // Trailing Stop (min distance from price to Stop Loss, in pips
input ushort InpTrailingStep = 5; // Trailing Step, in pips (1.00045-1.00055=1 pips)
input ENUM_LOT_OR_RISK IntLotOrRisk=risk; // Money management: Lot OR Risk
input double InpVolumeLotOrRisk=3.0; // The value for "Money management"
input bool InpReverse = false; // Reverse
input bool InpCloseOpposite = true; // Close opposite
input bool InpPrintLog = false; // Print log
input ulong m_magic=363193656; // magic number
//---
ulong m_slippage=10; // slippage
double ExtStopLoss = 0.0; // Stop Loss -> double
double ExtTakeProfit = 0.0; // Take Profit -> double
double ExtTrailingStop = 0.0; // Trailing Stop -> double
double ExtTrailingStep = 0.0; // Trailing Stop -> double
double m_adjusted_point; // point value adjusted for 3 or 5 points
bool m_need_open_buy = false;
bool m_need_open_sell = false;
bool m_waiting_transaction = false; // "true" -> it's forbidden to trade, we expect a transaction
ulong m_waiting_order_ticket = 0; // ticket of the expected order
bool m_transaction_confirmed = false; // "true" -> transaction confirmed
//---
static datetime PrevBars=0;
//---
double Pivot=0.0;
//+------------------------------------------------------------------+
//| Expert initialization function |
//+------------------------------------------------------------------+
int OnInit()
{
PrevBars = 0;
Pivot = 0.0;
//---
if(InpTrailingStop!=0 && InpTrailingStep==0)
{
string err_text=(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")?
""@59;8=3 =52>7<>65=: ?0@0<5B@ \"Trailing Step\" @025= =C;N!":
"Trailing is not possible: parameter \"Trailing Step\" is zero!";
//--- when testing, we will only output to the log about incorrect input parameters
if(MQLInfoInteger(MQL_TESTER))
{
Print(__FUNCTION__,", ERROR: ",err_text);
return(INIT_FAILED);
}
else // if the Expert Advisor is run on the chart, tell the user about the error
{
Alert(__FUNCTION__,", ERROR: ",err_text);
return(INIT_PARAMETERS_INCORRECT);
}
}
//---
if(!m_symbol.Name(Symbol())) // sets symbol name
return(INIT_FAILED);
RefreshRates();
//---
m_trade.SetExpertMagicNumber(m_magic);
m_trade.SetMarginMode();
m_trade.SetTypeFillingBySymbol(m_symbol.Name());
m_trade.SetDeviationInPoints(m_slippage);
//--- tuning for 3 or 5 digits
int digits_adjust=1;
if(m_symbol.Digits()==3 || m_symbol.Digits()==5)
digits_adjust=10;
m_adjusted_point=m_symbol.Point()*digits_adjust;
ExtStopLoss = InpStopLoss * m_adjusted_point;
ExtTakeProfit = InpTakeProfit * m_adjusted_point;
ExtTrailingStop = InpTrailingStop * m_adjusted_point;
ExtTrailingStep = InpTrailingStep * m_adjusted_point;
//--- check the input parameter "Lots"
string err_text="";
if(IntLotOrRisk==lot)
{
if(!CheckVolumeValue(InpVolumeLotOrRisk,err_text))
{
//--- when testing, we will only output to the log about incorrect input parameters
if(MQLInfoInteger(MQL_TESTER))
{
Print(__FUNCTION__,", ERROR: ",err_text);
return(INIT_FAILED);
}
else // if the Expert Advisor is run on the chart, tell the user about the error
{
Alert(__FUNCTION__,", ERROR: ",err_text);
return(INIT_PARAMETERS_INCORRECT);
}
}
}
else
{
if(m_money!=NULL)
delete m_money;
m_money=new CMoneyFixedMargin;
if(m_money!=NULL)
{
if(!m_money.Init(GetPointer(m_symbol),Period(),m_symbol.Point()*digits_adjust))
return(INIT_FAILED);
m_money.Percent(InpVolumeLotOrRisk);
}
else
{
Print(__FUNCTION__,", ERROR: Object CMoneyFixedMargin is NULL");
return(INIT_FAILED);
}
}
//---
return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| Expert deinitialization function |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
{
//---
if(m_money!=NULL)
delete m_money;
ObjectsDeleteAll(0,"Pivot Stop_",0,OBJ_HLINE);
}
//+------------------------------------------------------------------+
//| Expert tick function |
//+------------------------------------------------------------------+
void OnTick()
{
//---
if(m_waiting_transaction)
{
if(!m_transaction_confirmed)
{
Print("m_transaction_confirmed: ",m_transaction_confirmed);
return;
}
else if(m_transaction_confirmed)
{
m_need_open_buy = false; // "true" -> need to open BUY
m_need_open_sell = false; // "true" -> need to open SELL
m_waiting_transaction = false; // "true" -> it's forbidden to trade, we expect a transaction
m_waiting_order_ticket = 0; // ticket of the expected order
m_transaction_confirmed = false; // "true" -> transaction confirmed
}
}
if(m_need_open_buy)
{
if(InpCloseOpposite)
{
int count_buys=0; double volume_buys=0.0; double volume_biggest_buys=0.0;
int count_sells=0; double volume_sells=0.0; double volume_biggest_sells=0.0;
CalculateAllPositions(count_buys,volume_buys,volume_biggest_buys,
count_sells,volume_sells,volume_biggest_sells);
if(count_sells>0)
{
ClosePositions(POSITION_TYPE_SELL);
return;
}
}
double level;
if(FreezeStopsLevels(level))
{
m_waiting_transaction=true;
OpenPosition(POSITION_TYPE_BUY,level);
}
return;
}
if(m_need_open_sell)
{
if(InpCloseOpposite)
{
int count_buys=0; double volume_buys=0.0; double volume_biggest_buys=0.0;
int count_sells=0; double volume_sells=0.0; double volume_biggest_sells=0.0;
CalculateAllPositions(count_buys,volume_buys,volume_biggest_buys,
count_sells,volume_sells,volume_biggest_sells);
if(count_buys>0)
{
ClosePositions(POSITION_TYPE_BUY);
return;
}
}
double level;
if(FreezeStopsLevels(level))
{
m_waiting_transaction=true;
OpenPosition(POSITION_TYPE_SELL,level);
}
return;
}
//--- we work only at the time of the birth of new bar
datetime time_0=iTime(m_symbol.Name(),Period(),0);
if(time_0==PrevBars)
return;
PrevBars=time_0;
if(!RefreshRates())
{
PrevBars=0;
return;
}
double level;
if(FreezeStopsLevels(level))
Trailing(level);
//---
if(!CalculatePivot())
return;
MqlRates rates[];
ArraySetAsSeries(rates,true);
int start_pos=0,count=3;
if(CopyRates(m_symbol.Name(),PERIOD_H1,start_pos,count,rates)!=count)
{
PrevBars=0;
return;
}
if(rates[1].close>Pivot && rates[2].close<Pivot)
{
if(!InpReverse)
m_need_open_buy=true;
else
m_need_open_sell=true;
}
if(rates[1].close<Pivot && rates[2].close>Pivot)
{
if(!InpReverse)
m_need_open_sell=true;
else
m_need_open_buy=true;
}
}
//+------------------------------------------------------------------+
//| TradeTransaction function |
//+------------------------------------------------------------------+
void OnTradeTransaction(const MqlTradeTransaction &trans,
const MqlTradeRequest &request,
const MqlTradeResult &result)
{
//--- get transaction type as enumeration value
ENUM_TRADE_TRANSACTION_TYPE type=trans.type;
//--- if transaction is result of addition of the transaction in history
if(type==TRADE_TRANSACTION_DEAL_ADD)
{
long deal_ticket =0;
long deal_order =0;
long deal_time =0;
long deal_time_msc =0;
long deal_type =-1;
long deal_entry =-1;
long deal_magic =0;
long deal_reason =-1;
long deal_position_id =0;
double deal_volume =0.0;
double deal_price =0.0;
double deal_commission =0.0;
double deal_swap =0.0;
double deal_profit =0.0;
string deal_symbol ="";
string deal_comment ="";
string deal_external_id ="";
if(HistoryDealSelect(trans.deal))
{
deal_ticket =HistoryDealGetInteger(trans.deal,DEAL_TICKET);
deal_order =HistoryDealGetInteger(trans.deal,DEAL_ORDER);
deal_time =HistoryDealGetInteger(trans.deal,DEAL_TIME);
deal_time_msc =HistoryDealGetInteger(trans.deal,DEAL_TIME_MSC);
deal_type =HistoryDealGetInteger(trans.deal,DEAL_TYPE);
deal_entry =HistoryDealGetInteger(trans.deal,DEAL_ENTRY);
deal_magic =HistoryDealGetInteger(trans.deal,DEAL_MAGIC);
deal_reason =HistoryDealGetInteger(trans.deal,DEAL_REASON);
deal_position_id =HistoryDealGetInteger(trans.deal,DEAL_POSITION_ID);
deal_volume =HistoryDealGetDouble(trans.deal,DEAL_VOLUME);
deal_price =HistoryDealGetDouble(trans.deal,DEAL_PRICE);
deal_commission =HistoryDealGetDouble(trans.deal,DEAL_COMMISSION);
deal_swap =HistoryDealGetDouble(trans.deal,DEAL_SWAP);
deal_profit =HistoryDealGetDouble(trans.deal,DEAL_PROFIT);
deal_symbol =HistoryDealGetString(trans.deal,DEAL_SYMBOL);
deal_comment =HistoryDealGetString(trans.deal,DEAL_COMMENT);
deal_external_id =HistoryDealGetString(trans.deal,DEAL_EXTERNAL_ID);
}
else
return;
if(deal_symbol==m_symbol.Name() && deal_magic==m_magic)
if(deal_entry==DEAL_ENTRY_IN)
if(deal_type==DEAL_TYPE_BUY || deal_type==DEAL_TYPE_SELL)
{
if(m_waiting_transaction)
if(m_waiting_order_ticket==deal_order)
{
Print(__FUNCTION__," Transaction confirmed");
m_transaction_confirmed=true;
}
}
}
}
//+------------------------------------------------------------------+
//| Refreshes the symbol quotes data |
//+------------------------------------------------------------------+
bool RefreshRates(void)
{
//--- refresh rates
if(!m_symbol.RefreshRates())
{
Print("RefreshRates error");
return(false);
}
//--- protection against the return value of "zero"
if(m_symbol.Ask()==0 || m_symbol.Bid()==0)
return(false);
//---
return(true);
}
//+------------------------------------------------------------------+
//| Check the correctness of the position volume |
//+------------------------------------------------------------------+
bool CheckVolumeValue(double volume,string &error_description)
{
//--- minimal allowed volume for trade operations
double min_volume=m_symbol.LotsMin();
if(volume<min_volume)
{
if(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")
error_description=StringFormat(" 1J5< <5=LH5 <8=8<0;L=> 4>?CAB8<>3> SYMBOL_VOLUME_MIN=%.2f",min_volume);
else
error_description=StringFormat("Volume is less than the minimal allowed SYMBOL_VOLUME_MIN=%.2f",min_volume);
return(false);
}
//--- maximal allowed volume of trade operations
double max_volume=m_symbol.LotsMax();
if(volume>max_volume)
{
if(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")
error_description=StringFormat(" 1J5< 1>;LH5 <0:A8<0;L=> 4>?CAB8<>3> SYMBOL_VOLUME_MAX=%.2f",max_volume);
else
error_description=StringFormat("Volume is greater than the maximal allowed SYMBOL_VOLUME_MAX=%.2f",max_volume);
return(false);
}
//--- get minimal step of volume changing
double volume_step=m_symbol.LotsStep();
int ratio=(int)MathRound(volume/volume_step);
if(MathAbs(ratio*volume_step-volume)>0.0000001)
{
if(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")
error_description=StringFormat(" 1J5< =5 :@0B5= <8=8<0;L=><C H03C SYMBOL_VOLUME_STEP=%.2f, 1;8609H89 ?@028;L=K9 >1J5< %.2f",
volume_step,ratio*volume_step);
else
error_description=StringFormat("Volume is not a multiple of the minimal step SYMBOL_VOLUME_STEP=%.2f, the closest correct volume is %.2f",
volume_step,ratio*volume_step);
return(false);
}
error_description="Correct volume value";
return(true);
}
//+------------------------------------------------------------------+
//| Check Freeze and Stops levels |
//+------------------------------------------------------------------+
bool FreezeStopsLevels(double &level)
{
//--- check Freeze and Stops levels
/*
Type of order/position | Activation price | Check
------------------------|--------------------|--------------------------------------------
Buy Limit order | Ask | Ask-OpenPrice >= SYMBOL_TRADE_FREEZE_LEVEL
Buy Stop order | Ask | OpenPrice-Ask >= SYMBOL_TRADE_FREEZE_LEVEL
Sell Limit order | Bid | OpenPrice-Bid >= SYMBOL_TRADE_FREEZE_LEVEL
Sell Stop order | Bid | Bid-OpenPrice >= SYMBOL_TRADE_FREEZE_LEVEL
Buy position | Bid | TakeProfit-Bid >= SYMBOL_TRADE_FREEZE_LEVEL
| | Bid-StopLoss >= SYMBOL_TRADE_FREEZE_LEVEL
Sell position | Ask | Ask-TakeProfit >= SYMBOL_TRADE_FREEZE_LEVEL
| | StopLoss-Ask >= SYMBOL_TRADE_FREEZE_LEVEL
Buying is done at the Ask price | Selling is done at the Bid price
------------------------------------------------|----------------------------------
TakeProfit >= Bid | TakeProfit <= Ask
StopLoss <= Bid | StopLoss >= Ask
TakeProfit - Bid >= SYMBOL_TRADE_STOPS_LEVEL | Ask - TakeProfit >= SYMBOL_TRADE_STOPS_LEVEL
Bid - StopLoss >= SYMBOL_TRADE_STOPS_LEVEL | StopLoss - Ask >= SYMBOL_TRADE_STOPS_LEVEL
*/
if(!RefreshRates() || !m_symbol.Refresh())
return(false);
//--- FreezeLevel -> for pending order and modification
double freeze_level=m_symbol.FreezeLevel()*m_symbol.Point();
if(freeze_level==0.0)
freeze_level=(m_symbol.Ask()-m_symbol.Bid())*3.0;
freeze_level*=1.1;
//--- StopsLevel -> for TakeProfit and StopLoss
double stop_level=m_symbol.StopsLevel()*m_symbol.Point();
if(stop_level==0.0)
stop_level=(m_symbol.Ask()-m_symbol.Bid())*3.0;
stop_level*=1.1;
if(freeze_level<=0.0 || stop_level<=0.0)
return(false);
level=(freeze_level>stop_level)?freeze_level:stop_level;
//---
return(true);
}
//+------------------------------------------------------------------+
//| Open position |
//+------------------------------------------------------------------+
void OpenPosition(const ENUM_POSITION_TYPE pos_type,const double level)
{
//--- buy
if(pos_type==POSITION_TYPE_BUY)
{
double price=m_symbol.Ask();
double sl=(InpStopLoss==0)?0.0:price-ExtStopLoss;
if(sl!=0.0 && ExtStopLoss<level) // check sl
sl=price-level;
double tp=(InpTakeProfit==0)?0.0:price+ExtTakeProfit;
if(tp!=0.0 && ExtTakeProfit<level) // check price
tp=price+level;
OpenBuy(sl,tp);
}
//--- sell
if(pos_type==POSITION_TYPE_SELL)
{
double price=m_symbol.Bid();
double sl=(InpStopLoss==0)?0.0:price+ExtStopLoss;
if(sl!=0.0 && ExtStopLoss<level) // check sl
sl=price+level;
double tp=(InpTakeProfit==0)?0.0:price-ExtTakeProfit;
if(tp!=0.0 && ExtTakeProfit<level) // check tp
tp=price-level;
OpenSell(sl,tp);
}
}
//+------------------------------------------------------------------+
//| Open Buy position |
//+------------------------------------------------------------------+
void OpenBuy(double sl,double tp)
{
sl=m_symbol.NormalizePrice(sl);
tp=m_symbol.NormalizePrice(tp);
double long_lot=0.0;
if(IntLotOrRisk==risk)
{
long_lot=m_money.CheckOpenLong(m_symbol.Ask(),sl);
if(InpPrintLog)
Print("sl=",DoubleToString(sl,m_symbol.Digits()),
", CheckOpenLong: ",DoubleToString(long_lot,2),
", Balance: ", DoubleToString(m_account.Balance(),2),
", Equity: ", DoubleToString(m_account.Equity(),2),
", FreeMargin: ", DoubleToString(m_account.FreeMargin(),2));
if(long_lot==0.0)
{
m_waiting_transaction=false;
if(InpPrintLog)
Print(__FUNCTION__,", ERROR: method CheckOpenLong returned the value of \"0.0\"");
return;
}
}
else if(IntLotOrRisk==lot)
long_lot=InpVolumeLotOrRisk;
else
{
m_waiting_transaction=false;
return;
}
if(m_symbol.LotsLimit()>0.0)
{
int count_buys=0; double volume_buys=0.0; double volume_biggest_buys=0.0;
int count_sells=0; double volume_sells=0.0; double volume_biggest_sells=0.0;
CalculateAllPositions(count_buys,volume_buys,volume_biggest_buys,
count_sells,volume_sells,volume_biggest_sells);
if(volume_buys+volume_sells+long_lot>m_symbol.LotsLimit())
{
Print("#0 Buy, Volume Buy (",DoubleToString(volume_buys,2),
") + Volume Sell (",DoubleToString(volume_sells,2),
") + Volume long (",DoubleToString(long_lot,2),
") > Lots Limit (",DoubleToString(m_symbol.LotsLimit(),2),")");
return;
}
}
//--- check volume before OrderSend to avoid "not enough money" error (CTrade)
double free_margin_check= m_account.FreeMarginCheck(m_symbol.Name(),ORDER_TYPE_BUY,long_lot,m_symbol.Ask());
double margin_check = m_account.MarginCheck(m_symbol.Name(),ORDER_TYPE_SELL,long_lot,m_symbol.Bid());
if(free_margin_check>margin_check)
{
if(m_trade.Buy(long_lot,m_symbol.Name(),m_symbol.Ask(),sl,tp)) // CTrade::Buy -> "true"
{
if(m_trade.ResultDeal()==0)
{
if(m_trade.ResultRetcode()==10009) // trade order went to the exchange
{
m_waiting_transaction=true; // "true" -> it's forbidden to trade, we expect a transaction
m_waiting_order_ticket=m_trade.ResultOrder();
}
else
m_waiting_transaction=false;
if(InpPrintLog)
Print("#1 Buy -> false. Result Retcode: ",m_trade.ResultRetcode(),
", description of result: ",m_trade.ResultRetcodeDescription());
if(InpPrintLog)
PrintResultTrade(m_trade,m_symbol);
}
else
{
if(m_trade.ResultRetcode()==10009)
{
m_waiting_transaction=true; // "true" -> it's forbidden to trade, we expect a transaction
m_waiting_order_ticket=m_trade.ResultOrder();
}
else
m_waiting_transaction=false;
if(InpPrintLog)
Print("#2 Buy -> true. Result Retcode: ",m_trade.ResultRetcode(),
", description of result: ",m_trade.ResultRetcodeDescription());
if(InpPrintLog)
PrintResultTrade(m_trade,m_symbol);
}
}
else
{
m_waiting_transaction=false;
if(InpPrintLog)
Print("#3 Buy -> false. Result Retcode: ",m_trade.ResultRetcode(),
", description of result: ",m_trade.ResultRetcodeDescription());
if(InpPrintLog)
PrintResultTrade(m_trade,m_symbol);
}
}
else
{
m_waiting_transaction=false;
if(InpPrintLog)
Print(__FUNCTION__,", ERROR: method CAccountInfo::FreeMarginCheck returned the value ",DoubleToString(free_margin_check,2));
return;
}
//---
}
//+------------------------------------------------------------------+
//| Open Sell position |
//+------------------------------------------------------------------+
void OpenSell(double sl,double tp)
{
sl=m_symbol.NormalizePrice(sl);
tp=m_symbol.NormalizePrice(tp);
double short_lot=0.0;
if(IntLotOrRisk==risk)
{
short_lot=m_money.CheckOpenShort(m_symbol.Bid(),sl);
if(InpPrintLog)
Print("sl=",DoubleToString(sl,m_symbol.Digits()),
", CheckOpenLong: ",DoubleToString(short_lot,2),
", Balance: ", DoubleToString(m_account.Balance(),2),
", Equity: ", DoubleToString(m_account.Equity(),2),
", FreeMargin: ", DoubleToString(m_account.FreeMargin(),2));
if(short_lot==0.0)
{
m_waiting_transaction=false;
if(InpPrintLog)
Print(__FUNCTION__,", ERROR: method CheckOpenShort returned the value of \"0.0\"");
return;
}
}
else if(IntLotOrRisk==lot)
short_lot=InpVolumeLotOrRisk;
else
{
m_waiting_transaction=false;
return;
}
if(m_symbol.LotsLimit()>0.0)
{
int count_buys=0; double volume_buys=0.0; double volume_biggest_buys=0.0;
int count_sells=0; double volume_sells=0.0; double volume_biggest_sells=0.0;
CalculateAllPositions(count_buys,volume_buys,volume_biggest_buys,
count_sells,volume_sells,volume_biggest_sells);
if(volume_buys+volume_sells+short_lot>m_symbol.LotsLimit())
Print("#0 Buy, Volume Buy (",DoubleToString(volume_buys,2),
") + Volume Sell (",DoubleToString(volume_sells,2),
") + Volume short (",DoubleToString(short_lot,2),
") > Lots Limit (",DoubleToString(m_symbol.LotsLimit(),2),")");
return;
}
//--- check volume before OrderSend to avoid "not enough money" error (CTrade)
double free_margin_check= m_account.FreeMarginCheck(m_symbol.Name(),ORDER_TYPE_SELL,short_lot,m_symbol.Bid());
double margin_check = m_account.MarginCheck(m_symbol.Name(),ORDER_TYPE_SELL,short_lot,m_symbol.Bid());
if(free_margin_check>margin_check)
{
if(m_trade.Sell(short_lot,m_symbol.Name(),m_symbol.Bid(),sl,tp)) // CTrade::Sell -> "true"
{
if(m_trade.ResultDeal()==0)
{
if(m_trade.ResultRetcode()==10009) // trade order went to the exchange
{
m_waiting_transaction=true; // "true" -> it's forbidden to trade, we expect a transaction
m_waiting_order_ticket=m_trade.ResultOrder();
}
else
m_waiting_transaction=false;
if(InpPrintLog)
Print("#1 Sell -> false. Result Retcode: ",m_trade.ResultRetcode(),
", description of result: ",m_trade.ResultRetcodeDescription());
if(InpPrintLog)
PrintResultTrade(m_trade,m_symbol);
}
else
{
if(m_trade.ResultRetcode()==10009)
{
m_waiting_transaction=true; // "true" -> it's forbidden to trade, we expect a transaction
m_waiting_order_ticket=m_trade.ResultOrder();
}
else
m_waiting_transaction=false;
if(InpPrintLog)
Print("#2 Sell -> true. Result Retcode: ",m_trade.ResultRetcode(),
", description of result: ",m_trade.ResultRetcodeDescription());
if(InpPrintLog)
PrintResultTrade(m_trade,m_symbol);
}
}
else
{
m_waiting_transaction=false;
if(InpPrintLog)
Print("#3 Sell -> false. Result Retcode: ",m_trade.ResultRetcode(),
", description of result: ",m_trade.ResultRetcodeDescription());
if(InpPrintLog)
PrintResultTrade(m_trade,m_symbol);
}
}
else
{
m_waiting_transaction=false;
if(InpPrintLog)
Print(__FUNCTION__,", ERROR: method CAccountInfo::FreeMarginCheck returned the value ",DoubleToString(free_margin_check,2));
return;
}
//---
}
//+------------------------------------------------------------------+
//| Print CTrade result |
//+------------------------------------------------------------------+
void PrintResultTrade(CTrade &trade,CSymbolInfo &symbol)
{
Print("File: ",__FILE__,", symbol: ",symbol.Name());
Print("Code of request result: "+IntegerToString(trade.ResultRetcode()));
Print("code of request result as a string: "+trade.ResultRetcodeDescription());
Print("Deal ticket: "+IntegerToString(trade.ResultDeal()));
Print("Order ticket: "+IntegerToString(trade.ResultOrder()));
Print("Volume of deal or order: "+DoubleToString(trade.ResultVolume(),2));
Print("Price, confirmed by broker: "+DoubleToString(trade.ResultPrice(),symbol.Digits()));
Print("Current bid price: "+DoubleToString(symbol.Bid(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultBid(),symbol.Digits()));
Print("Current ask price: "+DoubleToString(symbol.Ask(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultAsk(),symbol.Digits()));
Print("Broker comment: "+trade.ResultComment());
int d=0;
}
//+------------------------------------------------------------------+
//| Trailing |
//| InpTrailingStop: min distance from price to Stop Loss |
//+------------------------------------------------------------------+
void Trailing(const double stop_level)
{
/*
Buying is done at the Ask price | Selling is done at the Bid price
------------------------------------------------|----------------------------------
TakeProfit >= Bid | TakeProfit <= Ask
StopLoss <= Bid | StopLoss >= Ask
TakeProfit - Bid >= SYMBOL_TRADE_STOPS_LEVEL | Ask - TakeProfit >= SYMBOL_TRADE_STOPS_LEVEL
Bid - StopLoss >= SYMBOL_TRADE_STOPS_LEVEL | StopLoss - Ask >= SYMBOL_TRADE_STOPS_LEVEL
*/
if(InpTrailingStop==0)
return;
for(int i=PositionsTotal()-1;i>=0;i--) // returns the number of open positions
if(m_position.SelectByIndex(i))
if(m_position.Symbol()==m_symbol.Name() && m_position.Magic()==m_magic)
{
if(m_position.PositionType()==POSITION_TYPE_BUY)
{
if(m_position.PriceCurrent()-m_position.PriceOpen()>ExtTrailingStop+ExtTrailingStep)
if(m_position.StopLoss()<m_position.PriceCurrent()-(ExtTrailingStop+ExtTrailingStep))
if(ExtTrailingStop>=stop_level)
{
if(!m_trade.PositionModify(m_position.Ticket(),
m_symbol.NormalizePrice(m_position.PriceCurrent()-ExtTrailingStop),
m_position.TakeProfit()))
Print("Modify ",m_position.Ticket(),
" Position -> false. Result Retcode: ",m_trade.ResultRetcode(),
", description of result: ",m_trade.ResultRetcodeDescription());
RefreshRates();
m_position.SelectByIndex(i);
PrintResultModify(m_trade,m_symbol,m_position);
continue;
}
}
else
{
if(m_position.PriceOpen()-m_position.PriceCurrent()>ExtTrailingStop+ExtTrailingStep)
if((m_position.StopLoss()>(m_position.PriceCurrent()+(ExtTrailingStop+ExtTrailingStep))) ||
(m_position.StopLoss()==0))
if(ExtTrailingStop>=stop_level)
{
if(!m_trade.PositionModify(m_position.Ticket(),
m_symbol.NormalizePrice(m_position.PriceCurrent()+ExtTrailingStop),
m_position.TakeProfit()))
Print("Modify ",m_position.Ticket(),
" Position -> false. Result Retcode: ",m_trade.ResultRetcode(),
", description of result: ",m_trade.ResultRetcodeDescription());
RefreshRates();
m_position.SelectByIndex(i);
PrintResultModify(m_trade,m_symbol,m_position);
}
}
}
}
//+------------------------------------------------------------------+
//| Print CTrade result |
//+------------------------------------------------------------------+
void PrintResultModify(CTrade &trade,CSymbolInfo &symbol,CPositionInfo &position)
{
Print("File: ",__FILE__,", symbol: ",symbol.Name());
Print("Code of request result: "+IntegerToString(trade.ResultRetcode()));
Print("code of request result as a string: "+trade.ResultRetcodeDescription());
Print("Deal ticket: "+IntegerToString(trade.ResultDeal()));
Print("Order ticket: "+IntegerToString(trade.ResultOrder()));
Print("Volume of deal or order: "+DoubleToString(trade.ResultVolume(),2));
Print("Price, confirmed by broker: "+DoubleToString(trade.ResultPrice(),symbol.Digits()));
Print("Current bid price: "+DoubleToString(symbol.Bid(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultBid(),symbol.Digits()));
Print("Current ask price: "+DoubleToString(symbol.Ask(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultAsk(),symbol.Digits()));
Print("Broker comment: "+trade.ResultComment());
Print("Freeze Level: "+DoubleToString(symbol.FreezeLevel(),0),", Stops Level: "+DoubleToString(symbol.StopsLevel(),0));
Print("Price of position opening: "+DoubleToString(position.PriceOpen(),symbol.Digits()));
Print("Price of position's Stop Loss: "+DoubleToString(position.StopLoss(),symbol.Digits()));
Print("Price of position's Take Profit: "+DoubleToString(position.TakeProfit(),symbol.Digits()));
Print("Current price by position: "+DoubleToString(position.PriceCurrent(),symbol.Digits()));
int d=0;
}
//+------------------------------------------------------------------+
//| Close positions |
//+------------------------------------------------------------------+
void ClosePositions(const ENUM_POSITION_TYPE pos_type)
{
for(int i=PositionsTotal()-1;i>=0;i--) // returns the number of current positions
if(m_position.SelectByIndex(i)) // selects the position by index for further access to its properties
if(m_position.Symbol()==m_symbol.Name() && m_position.Magic()==m_magic)
if(m_position.PositionType()==pos_type) // gets the position type
m_trade.PositionClose(m_position.Ticket()); // close a position by the specified symbol
}
//+------------------------------------------------------------------+
//| Calculate all positions |
//+------------------------------------------------------------------+
void CalculateAllPositions(int &count_buys,double &volume_buys,double &volume_biggest_buys,
int &count_sells,double &volume_sells,double &volume_biggest_sells)
{
count_buys =0; volume_buys = 0.0; volume_biggest_buys = 0.0;
count_sells =0; volume_sells = 0.0; volume_biggest_sells = 0.0;
for(int i=PositionsTotal()-1;i>=0;i--)
if(m_position.SelectByIndex(i)) // selects the position by index for further access to its properties
if(m_position.Symbol()==m_symbol.Name() && m_position.Magic()==m_magic)
{
if(m_position.PositionType()==POSITION_TYPE_BUY)
{
count_buys++;
volume_buys+=m_position.Volume();
if(m_position.Volume()>volume_biggest_buys)
volume_biggest_buys=m_position.Volume();
continue;
}
else if(m_position.PositionType()==POSITION_TYPE_SELL)
{
count_sells++;
volume_sells+=m_position.Volume();
if(m_position.Volume()>volume_biggest_sells)
volume_biggest_sells=m_position.Volume();
}
}
}
//+------------------------------------------------------------------+
//| Calculate Pivot function |
//+------------------------------------------------------------------+
bool CalculatePivot()
{
MqlRates rates[];
ArraySetAsSeries(rates,true);
int start_pos=0,count=24;
if(CopyRates(m_symbol.Name(),PERIOD_H1,start_pos,count,rates)!=count)
{
PrevBars=0;
return(false);
}
MqlDateTime STime;
TimeToStruct(rates[1].time,STime);
if(STime.hour!=0)
return(false);
double hLine=DBL_MIN;
double lLine=DBL_MAX;
for(int i=0;i<3;i++)
{
if(rates[i].high>hLine)
hLine=rates[i].high;
if(rates[i].low<lLine)
lLine=rates[i].low;
}
Pivot=(lLine+hLine+rates[2].close)/3.0;
if(ObjectFind(0,"Pivot Stop_Pivot")<0)
HLineCreate(0,"Pivot Stop_Pivot",0,Pivot,clrYellow,STYLE_DOT);
else
HLineMove(0,"Pivot Stop_Pivot",Pivot);
//---
return(true);
}
//+------------------------------------------------------------------+
//| Create the horizontal line |
//+------------------------------------------------------------------+
bool HLineCreate(const long chart_ID=0, // chart's ID
const string name="HLine", // line name
const int sub_window=0, // subwindow index
double price=0, // line price
const color clr=clrRed, // line color
const ENUM_LINE_STYLE style=STYLE_SOLID, // line style
const int width=1, // line width
const bool back=false, // in the background
const bool selection=false, // highlight to move
const bool hidden=true, // hidden in the object list
const long z_order=0) // priority for mouse click
{
//--- if the price is not set, set it at the current Bid price level
if(!price)
price=SymbolInfoDouble(Symbol(),SYMBOL_BID);
//--- reset the error value
ResetLastError();
//--- create a horizontal line
if(!ObjectCreate(chart_ID,name,OBJ_HLINE,sub_window,0,price))
{
Print(__FUNCTION__,
": failed to create a horizontal line! Error code = ",GetLastError());
return(false);
}
//--- set line color
ObjectSetInteger(chart_ID,name,OBJPROP_COLOR,clr);
//--- set line display style
ObjectSetInteger(chart_ID,name,OBJPROP_STYLE,style);
//--- set line width
ObjectSetInteger(chart_ID,name,OBJPROP_WIDTH,width);
//--- display in the foreground (false) or background (true)
ObjectSetInteger(chart_ID,name,OBJPROP_BACK,back);
//--- enable (true) or disable (false) the mode of moving the line by mouse
//--- when creating a graphical object using ObjectCreate function, the object cannot be
//--- highlighted and moved by default. Inside this method, selection parameter
//--- is true by default making it possible to highlight and move the object
ObjectSetInteger(chart_ID,name,OBJPROP_SELECTABLE,selection);
ObjectSetInteger(chart_ID,name,OBJPROP_SELECTED,selection);
//--- hide (true) or display (false) graphical object name in the object list
ObjectSetInteger(chart_ID,name,OBJPROP_HIDDEN,hidden);
//--- set the priority for receiving the event of a mouse click in the chart
ObjectSetInteger(chart_ID,name,OBJPROP_ZORDER,z_order);
//--- successful execution
return(true);
}
//+------------------------------------------------------------------+
//| Move horizontal line |
//+------------------------------------------------------------------+
bool HLineMove(const long chart_ID=0, // chart's ID
const string name="HLine", // line name
double price=0) // line price
{
//--- if the line price is not set, move it to the current Bid price level
if(!price)
price=SymbolInfoDouble(Symbol(),SYMBOL_BID);
//--- reset the error value
ResetLastError();
//--- move a horizontal line
if(!ObjectMove(chart_ID,name,0,0,price))
{
Print(__FUNCTION__,
": failed to move the horizontal line! Error code = ",GetLastError());
return(false);
}
//--- successful execution
return(true);
}
//+------------------------------------------------------------------+
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