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Toh4iem9
114 lines
3.6 KiB
Plaintext
114 lines
3.6 KiB
Plaintext
//+------------------------------------------------------------------+
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//| Symbol_Strength_Calculator.mqh |
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//| VERSION 1.10: Robust data handling and synchronization. |
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//| Copyright 2025, xxxxxxxx |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2025, xxxxxxxx"
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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class CSymbolStrengthCalculator
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{
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private:
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int m_period;
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ENUM_TIMEFRAMES m_timeframe;
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string m_symbols[];
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int m_symbol_count;
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double GetROC(string symbol, int index);
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public:
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CSymbolStrengthCalculator(void) : m_symbol_count(0) {};
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~CSymbolStrengthCalculator(void) {};
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bool Init(int period, ENUM_TIMEFRAMES tf, const string &symbols[]);
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void CalculateStep(int bar_index, double &strengths[]);
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int GetCount() { return m_symbol_count; }
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//--- NEW: Check if data is ready for all symbols
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bool IsDataReady(void);
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};
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//+------------------------------------------------------------------+
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bool CSymbolStrengthCalculator::Init(int period, ENUM_TIMEFRAMES tf, const string &symbols[])
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{
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m_period = period;
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m_timeframe = tf;
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m_symbol_count = ArraySize(symbols);
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ArrayResize(m_symbols, m_symbol_count);
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for(int i=0; i<m_symbol_count; i++)
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{
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m_symbols[i] = symbols[i];
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if(m_symbols[i] != "")
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{
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SymbolSelect(m_symbols[i], true);
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// Force synchronization
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iTime(m_symbols[i], m_timeframe, 0);
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}
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}
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return true;
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}
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//+------------------------------------------------------------------+
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bool CSymbolStrengthCalculator::IsDataReady(void)
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{
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for(int i=0; i<m_symbol_count; i++)
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{
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if(m_symbols[i] == "")
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continue;
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// Check if bars are synchronized
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if(!SeriesInfoInteger(m_symbols[i], m_timeframe, SERIES_SYNCHRONIZED))
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return false;
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// Check if enough bars are available
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if(SeriesInfoInteger(m_symbols[i], m_timeframe, SERIES_BARS_COUNT) < m_period + 10)
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return false;
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}
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return true;
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}
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//+------------------------------------------------------------------+
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double CSymbolStrengthCalculator::GetROC(string symbol, int index)
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{
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if(symbol == "")
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return EMPTY_VALUE;
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double close_curr[1], close_prev[1];
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if(CopyClose(symbol, m_timeframe, index, 1, close_curr) <= 0)
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return EMPTY_VALUE;
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if(CopyClose(symbol, m_timeframe, index + m_period, 1, close_prev) <= 0)
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return EMPTY_VALUE;
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// Robust check for zero or invalid price
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if(close_prev[0] <= 0.0000001 || !MathIsValidNumber(close_prev[0]))
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return EMPTY_VALUE;
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if(close_curr[0] <= 0.0000001 || !MathIsValidNumber(close_curr[0]))
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return EMPTY_VALUE;
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double roc = ((close_curr[0] - close_prev[0]) / close_prev[0]) * 100.0;
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if(!MathIsValidNumber(roc))
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return EMPTY_VALUE;
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return roc;
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}
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//+------------------------------------------------------------------+
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void CSymbolStrengthCalculator::CalculateStep(int bar_index, double &strengths[])
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{
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ArrayResize(strengths, m_symbol_count);
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ArrayInitialize(strengths, EMPTY_VALUE); // Default to EMPTY
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for(int i = 0; i < m_symbol_count; i++)
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{
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if(m_symbols[i] != "")
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strengths[i] = GetROC(m_symbols[i], bar_index);
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}
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}
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//+------------------------------------------------------------------+
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