Pierre8rTeam
90 lines
8.1 KiB
Plaintext
90 lines
8.1 KiB
Plaintext
//+------------------------------------------------------------------+
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//| NewBarDetecter.mqh |
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//| Copyright 2015, Vasiliy Sokolov. |
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//| http://www.mql5.com |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2015, Vasiliy Sokolov."
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#property link "http://www.mql5.com"
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#include <Object.mqh>
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//+------------------------------------------------------------------+
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//| The class detects the emergence of a new bar of the specified |
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//| symbol and period. |
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//+------------------------------------------------------------------+
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class CBarDetector : public CObject
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{
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private:
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ENUM_TIMEFRAMES m_timeframe; // The timeframe to track the emergence of a new bar on
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string m_symbol; // The symbol to track the emergence of a new bar
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datetime m_last_time; // The time of the last known bar
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public:
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CBarDetector(void);
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CBarDetector(string symbol,ENUM_TIMEFRAMES timeframe);
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void Timeframe(ENUM_TIMEFRAMES tf);
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ENUM_TIMEFRAMES Timeframe(void);
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void Symbol(string symbol);
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string Symbol(void);
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bool IsNewBar(void);
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};
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//+------------------------------------------------------------------+
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//| By default the constructor sets the current timeframe |
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//| and symbol. |
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//+------------------------------------------------------------------+
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CBarDetector::CBarDetector(void)
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{
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m_symbol=_Symbol;
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m_timeframe=Period();
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}
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//+------------------------------------------------------------------+
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//| Creates an object with a predefined symbol and timeframe. |
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//+------------------------------------------------------------------+
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CBarDetector::CBarDetector(string symbol,ENUM_TIMEFRAMES tf)
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{
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m_symbol=symbol;
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m_timeframe=tf;
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}
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//+------------------------------------------------------------------+
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//| Sets the timeframe on which you want to track emergence of |
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//| a new bar. |
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//+------------------------------------------------------------------+
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void CBarDetector::Timeframe(ENUM_TIMEFRAMES tf)
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{
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m_timeframe=tf;
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}
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//+------------------------------------------------------------------+
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//| Returns the timeframe on which you track the emergence of |
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//| a new bar. |
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//+------------------------------------------------------------------+
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ENUM_TIMEFRAMES CBarDetector::Timeframe(void)
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{
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return m_timeframe;
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}
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//+------------------------------------------------------------------+
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//| Sets the name of the symbol on which you want to track |
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//| the emergence of a new bar. |
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//+------------------------------------------------------------------+
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void CBarDetector::Symbol(string symbol)
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{
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m_symbol=symbol;
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}
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//+------------------------------------------------------------------+
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//| Returns the name of the symbol on which you track the |
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//| emergence of a new bar. |
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//+------------------------------------------------------------------+
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string CBarDetector::Symbol(void)
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{
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return m_symbol;
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}
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//+------------------------------------------------------------------+
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//| Returns true if for the given symbol and timeframe there is |
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//| a new bar. |
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//+------------------------------------------------------------------+
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bool CBarDetector::IsNewBar(void)
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{
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datetime time[];
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if(CopyTime(m_symbol, m_timeframe, 0, 1, time) < 1)return false;
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if(time[0] == m_last_time)return false;
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return m_last_time = time[0];
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}
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//+------------------------------------------------------------------+
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