64 lines
2.8 KiB
MQL5
64 lines
2.8 KiB
MQL5
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//+------------------------------------------------------------------+
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//| ExpertStopLoss.mqh |
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//| Copyright 2023 - Dev.Solve LTDA |
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//+------------------------------------------------------------------+
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#include "EngineBase.mqh"
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//+------------------------------------------------------------------+
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//| Class CExpertStopLoss. |
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//| Purpose: Base class stop loss signals. |
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//| Derives from class CEngineBase. |
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//+------------------------------------------------------------------+
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class CExpertStopLoss : public CEngineBase
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{
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public:
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CExpertStopLoss();
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~CExpertStopLoss();
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//--- common functions of stop loss class
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virtual bool CheckStopLossLong(CPositionInfo *position,double &sl,double &tp) { return(true); }
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virtual bool CheckStopLossLong(double &price,double &sl,double &tp) { return(true); }
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virtual bool CheckStopLossShort(CPositionInfo *position,double &sl,double &tp) { return(true); }
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virtual bool CheckStopLossShort(double &price,double &sl,double &tp) { return(true); }
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//--- override is new bar
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virtual bool IsNewBar(ENUM_TIMEFRAMES period=WRONG_VALUE);
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};
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//+------------------------------------------------------------------+
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//| Constructor |
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//+------------------------------------------------------------------+
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CExpertStopLoss::CExpertStopLoss()
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{
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}
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//+------------------------------------------------------------------+
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//| Destructor |
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//+------------------------------------------------------------------+
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CExpertStopLoss::~CExpertStopLoss()
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{
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}
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//+------------------------------------------------------------------+
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//| Verify is New Bar |
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//+------------------------------------------------------------------+
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bool CExpertStopLoss::IsNewBar(ENUM_TIMEFRAMES period=WRONG_VALUE)
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{
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//---
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if(period==WRONG_VALUE)
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period=m_period;
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//--- memorize the time of opening of the last bar in the static variable
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static datetime last_time=0;
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//--- current time
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datetime lastbar_time=(datetime)SeriesInfoInteger(m_symbol.Name(),period,SERIES_LASTBAR_DATE);
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//--- if it is the first call of the function
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if(last_time==0)
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{
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//--- set the time and exit
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last_time=lastbar_time;
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return(true);
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}
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//--- if the time differs
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if(last_time!=lastbar_time)
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{
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//--- memorize the time and return true
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last_time=lastbar_time;
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return(true);
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}
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//--- if we passed to this line, then the bar is not new; return false
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return(false);
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}
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