forked from Princeec13/mql5
27 lines
967 B
MQL5
27 lines
967 B
MQL5
class CKAMA
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{
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private:
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string m_symbol; ENUM_TIMEFRAMES m_tf; int m_period; int m_fast; int m_slow; int m_handle;
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public:
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CKAMA(): m_symbol(""), m_tf(PERIOD_CURRENT), m_period(10), m_fast(2), m_slow(30), m_handle(-1) {}
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bool Init(const string symbol, const ENUM_TIMEFRAMES tf, const int period=10, const int fast=2, const int slow=30)
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{
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m_symbol=symbol; m_tf=tf; m_period=MathMax(1,period); m_fast=fast; m_slow=slow;
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// iAMA signature requires 7 params in MQL5: add shift=0 before applied price
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m_handle = iAMA(m_symbol, m_tf, m_period, m_fast, m_slow, 0, PRICE_CLOSE);
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return (m_handle>0);
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}
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double Value(const int shift)
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{
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double out[1];
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if(m_handle<=0) return 0.0;
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if(CopyBuffer(m_handle, 0, shift, 1, out)==1) return out[0];
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return 0.0;
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}
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double Slope(const int shift)
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{
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double v0 = Value(shift);
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double v1 = Value(shift+1);
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return (v0 - v1);
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}
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};
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