761 lines
32 KiB
MQL5
761 lines
32 KiB
MQL5
//+------------------------------------------------------------------+
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//| BillWilliams.mqh |
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//| Copyright 2000-2025, MetaQuotes Ltd. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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#include "Indicator.mqh"
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//+------------------------------------------------------------------+
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//| Class CiAC. |
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//| Purpose: Class of the "Accelerator Oscillator" indicator. |
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//| Derives from class CIndicator. |
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//+------------------------------------------------------------------+
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class CiAC : public CIndicator
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{
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public:
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CiAC(void);
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~CiAC(void);
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//--- method of creating
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bool Create(const string symbol,const ENUM_TIMEFRAMES period);
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//--- methods of access to data of indicator
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double Main(const int index) const;
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//--- method of identifying
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virtual int Type(void) const { return(IND_AC); }
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protected:
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//--- methods of tuning
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virtual bool Initialize(const string symbol,const ENUM_TIMEFRAMES period,const int num_params,const MqlParam ¶ms[]);
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bool Initialize(const string symbol,const ENUM_TIMEFRAMES period);
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};
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//+------------------------------------------------------------------+
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//| Constructor |
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//+------------------------------------------------------------------+
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CiAC::CiAC(void)
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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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CiAC::~CiAC(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Create the "Accelerator Oscillator" indicator |
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//+------------------------------------------------------------------+
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bool CiAC::Create(const string symbol,const ENUM_TIMEFRAMES period)
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{
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//--- check history
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if(!SetSymbolPeriod(symbol,period))
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return(false);
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//--- create
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m_handle=iAC(symbol,period);
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//--- check result
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if(m_handle==INVALID_HANDLE)
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return(false);
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//--- idicator successfully created
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if(!Initialize(symbol,period))
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{
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//--- initialization failed
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IndicatorRelease(m_handle);
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m_handle=INVALID_HANDLE;
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return(false);
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}
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//--- ok
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Initialize the indicator with universal parameters |
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//+------------------------------------------------------------------+
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bool CiAC::Initialize(const string symbol,const ENUM_TIMEFRAMES period,const int num_params,const MqlParam ¶ms[])
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{
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return(Initialize(symbol,period));
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}
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//+------------------------------------------------------------------+
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//| Initialize the indicator with special parameters |
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//+------------------------------------------------------------------+
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bool CiAC::Initialize(const string symbol,const ENUM_TIMEFRAMES period)
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{
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if(CreateBuffers(symbol,period,1))
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{
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//--- string of status of drawing
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m_name ="AC";
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m_status="("+symbol+","+PeriodDescription()+") H="+IntegerToString(m_handle);
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//--- create buffers
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((CIndicatorBuffer*)At(0)).Name("MAIN_LINE");
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//--- ok
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return(true);
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}
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//--- error
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return(false);
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}
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//+------------------------------------------------------------------+
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//| Access to the buffer of "Accelerator Oscillator" |
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//+------------------------------------------------------------------+
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double CiAC::Main(const int index) const
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{
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CIndicatorBuffer *buffer=At(0);
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//--- check
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if(buffer==NULL)
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return(EMPTY_VALUE);
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//---
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return(buffer.At(index));
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}
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//+------------------------------------------------------------------+
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//| Class CiAlligator. |
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//| Purpose: Class of the "Alligator" indicator. |
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//| Derives from class CIndicator. |
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//+------------------------------------------------------------------+
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class CiAlligator : public CIndicator
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{
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protected:
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int m_jaw_period;
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int m_jaw_shift;
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int m_teeth_period;
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int m_teeth_shift;
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int m_lips_period;
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int m_lips_shift;
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ENUM_MA_METHOD m_ma_method;
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int m_applied;
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public:
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CiAlligator(void);
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~CiAlligator(void);
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//--- methods of access to protected data
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int JawPeriod(void) const { return(m_jaw_period); }
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int JawShift(void) const { return(m_jaw_shift); }
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int TeethPeriod(void) const { return(m_teeth_period); }
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int TeethShift(void) const { return(m_teeth_shift); }
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int LipsPeriod(void) const { return(m_lips_period); }
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int LipsShift(void) const { return(m_lips_shift); }
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ENUM_MA_METHOD MaMethod(void) const { return(m_ma_method); }
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int Applied(void) const { return(m_applied); }
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//--- method of creating
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bool Create(const string symbol,const ENUM_TIMEFRAMES period,
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const int jaw_period,const int jaw_shift,
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const int teeth_period,const int teeth_shift,
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const int lips_period,const int lips_shift,
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const ENUM_MA_METHOD ma_method,const int applied);
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//--- methods of access to data of indicator
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double Jaw(const int index) const;
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double Teeth(const int index) const;
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double Lips(const int index) const;
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//--- method of identifying
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virtual int Type(void) const { return(IND_ALLIGATOR); }
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protected:
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//--- methods of tuning
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virtual bool Initialize(const string symbol,const ENUM_TIMEFRAMES period,const int num_params,const MqlParam ¶ms[]);
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bool Initialize(const string symbol,const ENUM_TIMEFRAMES period,
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const int jaw_period,const int jaw_shift,
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const int teeth_period,const int teeth_shift,
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const int lips_period,const int lips_shift,
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const ENUM_MA_METHOD ma_method,const int applied);
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};
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//+------------------------------------------------------------------+
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//| Constructor |
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//+------------------------------------------------------------------+
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CiAlligator::CiAlligator(void) : m_jaw_period(-1),
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m_jaw_shift(-1),
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m_teeth_period(-1),
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m_teeth_shift(-1),
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m_lips_period(-1),
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m_lips_shift(-1),
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m_ma_method(WRONG_VALUE),
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m_applied(-1)
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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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CiAlligator::~CiAlligator(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Create the "Alligator" indicator |
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//+------------------------------------------------------------------+
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bool CiAlligator::Create(const string symbol,const ENUM_TIMEFRAMES period,
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const int jaw_period,const int jaw_shift,
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const int teeth_period,const int teeth_shift,
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const int lips_period,const int lips_shift,
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const ENUM_MA_METHOD ma_method,const int applied)
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{
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//--- check history
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if(!SetSymbolPeriod(symbol,period))
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return(false);
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//--- create
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m_handle=iAlligator(symbol,period,jaw_period,jaw_shift,teeth_period,teeth_shift,lips_period,lips_shift,ma_method,applied);
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//--- check result
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if(m_handle==INVALID_HANDLE)
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return(false);
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//--- idicator successfully created
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if(!Initialize(symbol,period,jaw_period,jaw_shift,teeth_period,teeth_shift,lips_period,lips_shift,ma_method,applied))
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{
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//--- initialization failed
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IndicatorRelease(m_handle);
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m_handle=INVALID_HANDLE;
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return(false);
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}
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//--- ok
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Initialize the indicator with universal parameters |
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//+------------------------------------------------------------------+
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bool CiAlligator::Initialize(const string symbol,const ENUM_TIMEFRAMES period,const int num_params,const MqlParam ¶ms[])
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{
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return(Initialize(symbol,period,(int)params[0].integer_value,(int)params[1].integer_value,
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(int)params[2].integer_value,(int)params[3].integer_value,
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(int)params[4].integer_value,(int)params[5].integer_value,
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(ENUM_MA_METHOD)params[6].integer_value,(int)params[7].integer_value));
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}
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//+------------------------------------------------------------------+
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//| Initialize the indicator with special parameters |
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//+------------------------------------------------------------------+
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bool CiAlligator::Initialize(const string symbol,const ENUM_TIMEFRAMES period,
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const int jaw_period,const int jaw_shift,
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const int teeth_period,const int teeth_shift,
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const int lips_period,const int lips_shift,
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const ENUM_MA_METHOD ma_method,const int applied)
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{
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if(CreateBuffers(symbol,period,3))
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{
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//--- string of status of drawing
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m_name ="Alligator";
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m_status="("+symbol+","+PeriodDescription()+","+
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IntegerToString(jaw_period)+","+IntegerToString(jaw_shift)+","+
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IntegerToString(teeth_period)+","+IntegerToString(teeth_shift)+","+
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IntegerToString(lips_period)+","+IntegerToString(lips_shift)+","+
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MethodDescription(ma_method)+","+PriceDescription(applied)+") H="+IntegerToString(m_handle);
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//--- save settings
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m_jaw_period =jaw_period;
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m_jaw_shift =jaw_shift;
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m_teeth_period=teeth_period;
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m_teeth_shift =teeth_shift;
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m_lips_period =lips_period;
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m_lips_shift =lips_shift;
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m_ma_method =ma_method;
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m_applied =applied;
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//--- create buffers
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((CIndicatorBuffer*)At(0)).Name("JAW_LINE");
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((CIndicatorBuffer*)At(0)).Offset(jaw_shift);
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((CIndicatorBuffer*)At(1)).Name("TEETH_LINE");
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((CIndicatorBuffer*)At(1)).Offset(teeth_shift);
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((CIndicatorBuffer*)At(2)).Name("LIPS_LINE");
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((CIndicatorBuffer*)At(2)).Offset(lips_shift);
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//--- ok
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return(true);
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}
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//--- error
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return(false);
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}
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//+------------------------------------------------------------------+
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//| Access to Jaw buffer of "Alligator" |
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//+------------------------------------------------------------------+
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double CiAlligator::Jaw(const int index) const
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{
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CIndicatorBuffer *buffer=At(0);
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//--- check
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if(buffer==NULL)
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return(EMPTY_VALUE);
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//---
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return(buffer.At(index));
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}
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//+------------------------------------------------------------------+
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//| Access to Teeth buffer of "Alligator" |
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//+------------------------------------------------------------------+
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double CiAlligator::Teeth(const int index) const
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{
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CIndicatorBuffer *buffer=At(1);
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//--- check
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if(buffer==NULL)
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return(EMPTY_VALUE);
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//---
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return(buffer.At(index));
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}
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//+------------------------------------------------------------------+
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//| Access to Lips buffer of "Alligator" |
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//+------------------------------------------------------------------+
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double CiAlligator::Lips(const int index) const
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{
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CIndicatorBuffer *buffer=At(2);
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//--- check
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if(buffer==NULL)
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return(EMPTY_VALUE);
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//---
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return(buffer.At(index));
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}
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//+------------------------------------------------------------------+
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//| Class CiAO. |
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//| Purpose: Class of the "Awesome Oscillator" indicator. |
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//| Derives from class CIndicator. |
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//+------------------------------------------------------------------+
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class CiAO : public CIndicator
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{
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public:
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CiAO(void);
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~CiAO(void);
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//--- method of creating
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bool Create(const string symbol,const ENUM_TIMEFRAMES period);
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//--- methods of access to data of indicator
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double Main(const int index) const;
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//--- method of identifying
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virtual int Type(void) const { return(IND_AO); }
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protected:
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//--- methods of tuning
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virtual bool Initialize(const string symbol,const ENUM_TIMEFRAMES period,const int num_params,const MqlParam ¶ms[]);
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bool Initialize(const string symbol,const ENUM_TIMEFRAMES period);
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};
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//+------------------------------------------------------------------+
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//| Constructor |
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//+------------------------------------------------------------------+
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CiAO::CiAO(void)
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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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CiAO::~CiAO(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Create the "Awesome Oscillator" indicator |
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//+------------------------------------------------------------------+
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bool CiAO::Create(const string symbol,const ENUM_TIMEFRAMES period)
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{
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//--- check history
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if(!SetSymbolPeriod(symbol,period))
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return(false);
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//--- create
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m_handle=iAO(symbol,period);
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//--- check result
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if(m_handle==INVALID_HANDLE)
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return(false);
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//--- indicator successfullly created
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if(!Initialize(symbol,period))
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{
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//--- initialization failed
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IndicatorRelease(m_handle);
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m_handle=INVALID_HANDLE;
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return(false);
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}
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//--- ok
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Initialize the indicator with universal parameters |
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//+------------------------------------------------------------------+
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bool CiAO::Initialize(const string symbol,const ENUM_TIMEFRAMES period,const int num_params,const MqlParam ¶ms[])
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{
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return(Initialize(symbol,period));
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}
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//+------------------------------------------------------------------+
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//| Create the "Awesome Oscillator" indicator |
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//+------------------------------------------------------------------+
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bool CiAO::Initialize(const string symbol,const ENUM_TIMEFRAMES period)
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{
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if(CreateBuffers(symbol,period,1))
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{
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//--- string of status of drawing
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m_status="AO("+symbol+","+PeriodDescription()+") H="+IntegerToString(m_handle);
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//--- create buffers
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((CIndicatorBuffer*)At(0)).Name("MAIN_LINE");
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//--- ok
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return(true);
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}
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//--- error
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return(false);
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}
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//+------------------------------------------------------------------+
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//| Access to buffer of "Awesome Oscillator" |
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//+------------------------------------------------------------------+
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double CiAO::Main(const int index) const
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{
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CIndicatorBuffer *buffer=At(0);
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//--- check
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if(buffer==NULL)
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return(EMPTY_VALUE);
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//---
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return(buffer.At(index));
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}
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//+------------------------------------------------------------------+
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//| Class CiFractals. |
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//| Purpose: Class of the "Fractals" indicator. |
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//| Derives from class CIndicator. |
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//+------------------------------------------------------------------+
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class CiFractals : public CIndicator
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{
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public:
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CiFractals(void);
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~CiFractals(void);
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//--- method of creating
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bool Create(const string symbol,const ENUM_TIMEFRAMES period);
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//--- methods of access to indicator data
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double Upper(const int index) const;
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double Lower(const int index) const;
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//--- method of identifying
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virtual int Type(void) const { return(IND_FRACTALS); }
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protected:
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//--- methods of tuning
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virtual bool Initialize(const string symbol,const ENUM_TIMEFRAMES period,const int num_params,const MqlParam ¶ms[]);
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bool Initialize(const string symbol,const ENUM_TIMEFRAMES period);
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};
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//+------------------------------------------------------------------+
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//| Constructor |
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//+------------------------------------------------------------------+
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CiFractals::CiFractals(void)
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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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CiFractals::~CiFractals(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Create the "Fractals" indicator |
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//+------------------------------------------------------------------+
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bool CiFractals::Create(const string symbol,const ENUM_TIMEFRAMES period)
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{
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//--- check history
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if(!SetSymbolPeriod(symbol,period))
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return(false);
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//--- create
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m_handle=iFractals(symbol,period);
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//--- check result
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if(m_handle==INVALID_HANDLE)
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return(false);
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//--- idicator successfully created
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if(!Initialize(symbol,period))
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{
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//--- initialization failed
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IndicatorRelease(m_handle);
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m_handle=INVALID_HANDLE;
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return(false);
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}
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//--- ok
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Initialize the indicator with universal parameters |
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//+------------------------------------------------------------------+
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bool CiFractals::Initialize(const string symbol,const ENUM_TIMEFRAMES period,const int num_params,const MqlParam ¶ms[])
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{
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return(Initialize(symbol,period));
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}
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//+------------------------------------------------------------------+
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//| Initialize the indicator with special parameters |
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//+------------------------------------------------------------------+
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bool CiFractals::Initialize(const string symbol,const ENUM_TIMEFRAMES period)
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{
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if(CreateBuffers(symbol,period,2))
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{
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//--- string of status of drawing
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m_name ="Fractals";
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m_status="("+symbol+","+PeriodDescription()+") H="+IntegerToString(m_handle);
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//--- create buffers
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((CIndicatorBuffer*)At(0)).Name("UPPER_LINE");
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((CIndicatorBuffer*)At(1)).Name("LOWER_LINE");
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//--- ok
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return(true);
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}
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//--- error
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return(false);
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}
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//+------------------------------------------------------------------+
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//| Access to Upper buffer of "Fractals" |
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//+------------------------------------------------------------------+
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double CiFractals::Upper(const int index) const
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{
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CIndicatorBuffer *buffer=At(0);
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//--- check
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if(buffer==NULL)
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return(EMPTY_VALUE);
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//---
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return(buffer.At(index));
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}
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//+------------------------------------------------------------------+
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//| Access to Lower buffer of "Fractals" |
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//+------------------------------------------------------------------+
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double CiFractals::Lower(const int index) const
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{
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CIndicatorBuffer *buffer=At(1);
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//--- check
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if(buffer==NULL)
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return(EMPTY_VALUE);
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//---
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return(buffer.At(index));
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}
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//+------------------------------------------------------------------+
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//| Class CiGator. |
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//| Purpose: Class of the "Gator oscillator" indicator. |
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//| Derives from class CIndicator. |
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//+------------------------------------------------------------------+
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class CiGator : public CIndicator
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{
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protected:
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int m_jaw_period;
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int m_jaw_shift;
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int m_teeth_period;
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int m_teeth_shift;
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int m_lips_period;
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int m_lips_shift;
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ENUM_MA_METHOD m_ma_method;
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int m_applied;
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public:
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CiGator(void);
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~CiGator(void);
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//--- methods of access to protected data
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int JawPeriod(void) const { return(m_jaw_period); }
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int JawShift(void) const { return(m_jaw_shift); }
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int TeethPeriod(void) const { return(m_teeth_period); }
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int TeethShift(void) const { return(m_teeth_shift); }
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int LipsPeriod(void) const { return(m_lips_period); }
|
|
int LipsShift(void) const { return(m_lips_shift); }
|
|
ENUM_MA_METHOD MaMethod(void) const { return(m_ma_method); }
|
|
int Applied(void) const { return(m_applied); }
|
|
//--- method of creating
|
|
bool Create(const string symbol,const ENUM_TIMEFRAMES period,
|
|
const int jaw_period,const int jaw_shift,
|
|
const int teeth_period,const int teeth_shift,
|
|
const int lips_period,const int lips_shift,
|
|
const ENUM_MA_METHOD ma_method,const int applied);
|
|
//--- methods of access to data of indicator
|
|
double Upper(const int index) const;
|
|
double Lower(const int index) const;
|
|
//--- method of identifying
|
|
virtual int Type(void) const { return(IND_GATOR); }
|
|
|
|
protected:
|
|
//--- methods of tuning
|
|
virtual bool Initialize(const string symbol,const ENUM_TIMEFRAMES period,const int num_params,const MqlParam ¶ms[]);
|
|
bool Initialize(const string symbol,const ENUM_TIMEFRAMES period,
|
|
const int jaw_period,const int jaw_shift,
|
|
const int teeth_period,const int teeth_shift,
|
|
const int lips_period,const int lips_shift,
|
|
const ENUM_MA_METHOD ma_method,const int applied);
|
|
};
|
|
//+------------------------------------------------------------------+
|
|
//| Constructor |
|
|
//+------------------------------------------------------------------+
|
|
CiGator::CiGator(void) : m_jaw_period(-1),
|
|
m_jaw_shift(-1),
|
|
m_teeth_period(-1),
|
|
m_teeth_shift(-1),
|
|
m_lips_period(-1),
|
|
m_lips_shift(-1),
|
|
m_ma_method(WRONG_VALUE),
|
|
m_applied(-1)
|
|
{
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Destructor |
|
|
//+------------------------------------------------------------------+
|
|
CiGator::~CiGator(void)
|
|
{
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Create indicator "Gator oscillator" |
|
|
//+------------------------------------------------------------------+
|
|
bool CiGator::Create(const string symbol,const ENUM_TIMEFRAMES period,
|
|
const int jaw_period,const int jaw_shift,
|
|
const int teeth_period,const int teeth_shift,
|
|
const int lips_period,const int lips_shift,
|
|
const ENUM_MA_METHOD ma_method,const int applied)
|
|
{
|
|
//--- check history
|
|
if(!SetSymbolPeriod(symbol,period))
|
|
return(false);
|
|
//--- create
|
|
m_handle=iGator(symbol,period,jaw_period,jaw_shift,teeth_period,teeth_shift,lips_period,lips_shift,ma_method,applied);
|
|
//--- check result
|
|
if(m_handle==INVALID_HANDLE)
|
|
return(false);
|
|
//--- idicator successfully created
|
|
if(!Initialize(symbol,period,jaw_period,jaw_shift,teeth_period,teeth_shift,lips_period,lips_shift,ma_method,applied))
|
|
{
|
|
//--- initialization failed
|
|
IndicatorRelease(m_handle);
|
|
m_handle=INVALID_HANDLE;
|
|
return(false);
|
|
}
|
|
//--- ok
|
|
return(true);
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Initialize the indicator with universal parameters |
|
|
//+------------------------------------------------------------------+
|
|
bool CiGator::Initialize(const string symbol,const ENUM_TIMEFRAMES period,const int num_params,const MqlParam ¶ms[])
|
|
{
|
|
return(Initialize(symbol,period,(int)params[0].integer_value,(int)params[1].integer_value,
|
|
(int)params[2].integer_value,(int)params[3].integer_value,
|
|
(int)params[4].integer_value,(int)params[5].integer_value,
|
|
(ENUM_MA_METHOD)params[6].integer_value,(int)params[7].integer_value));
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Initialize the indicator with special parameters |
|
|
//+------------------------------------------------------------------+
|
|
bool CiGator::Initialize(const string symbol,const ENUM_TIMEFRAMES period,
|
|
const int jaw_period,const int jaw_shift,
|
|
const int teeth_period,const int teeth_shift,
|
|
const int lips_period,const int lips_shift,
|
|
const ENUM_MA_METHOD ma_method,const int applied)
|
|
{
|
|
if(CreateBuffers(symbol,period,2))
|
|
{
|
|
//--- string of status drawing
|
|
m_name ="Gator";
|
|
m_status="("+symbol+","+PeriodDescription()+","+
|
|
IntegerToString(jaw_period)+","+IntegerToString(jaw_shift)+","+
|
|
IntegerToString(teeth_period)+","+IntegerToString(teeth_shift)+","+
|
|
IntegerToString(lips_period)+","+IntegerToString(lips_shift)+","+
|
|
MethodDescription(ma_method)+","+PriceDescription(applied)+") H="+IntegerToString(m_handle);
|
|
//--- save settings
|
|
m_jaw_period =jaw_period;
|
|
m_jaw_shift =jaw_shift;
|
|
m_teeth_period=teeth_period;
|
|
m_teeth_shift =teeth_shift;
|
|
m_lips_period =lips_period;
|
|
m_lips_shift =lips_shift;
|
|
m_ma_method =ma_method;
|
|
m_applied =applied;
|
|
//--- create buffers
|
|
((CIndicatorBuffer*)At(0)).Name("UPPER_LINE");
|
|
((CIndicatorBuffer*)At(0)).Offset(teeth_shift);
|
|
((CIndicatorBuffer*)At(1)).Name("LOWER_LINE");
|
|
((CIndicatorBuffer*)At(1)).Offset(lips_shift);
|
|
//--- ok
|
|
return(true);
|
|
}
|
|
//--- error
|
|
return(false);
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Access to Upper buffer of "Gator oscillator" |
|
|
//+------------------------------------------------------------------+
|
|
double CiGator::Upper(const int index) const
|
|
{
|
|
CIndicatorBuffer *buffer=At(0);
|
|
//--- check
|
|
if(buffer==NULL)
|
|
return(EMPTY_VALUE);
|
|
//---
|
|
return(buffer.At(index));
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Access to Lower buffer of "Gator oscillator" |
|
|
//+------------------------------------------------------------------+
|
|
double CiGator::Lower(const int index) const
|
|
{
|
|
CIndicatorBuffer *buffer=At(1);
|
|
//--- check
|
|
if(buffer==NULL)
|
|
return(EMPTY_VALUE);
|
|
//---
|
|
return(buffer.At(index));
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Class CiBWMFI. |
|
|
//| Purpose: Class of the "Market Facilitation Index" indicator |
|
|
//| by Bill Williams". |
|
|
//| Derives from class CIndicator. |
|
|
//+------------------------------------------------------------------+
|
|
class CiBWMFI : public CIndicator
|
|
{
|
|
protected:
|
|
ENUM_APPLIED_VOLUME m_applied;
|
|
|
|
public:
|
|
CiBWMFI(void);
|
|
~CiBWMFI(void);
|
|
//--- methods of access to protected data
|
|
ENUM_APPLIED_VOLUME Applied(void) const { return(m_applied); }
|
|
//--- method of creating
|
|
bool Create(const string symbol,const ENUM_TIMEFRAMES period,const ENUM_APPLIED_VOLUME applied);
|
|
//--- methods of access to data of indicator
|
|
double Main(const int index) const;
|
|
//--- method of identifying
|
|
virtual int Type(void) const { return(IND_BWMFI); }
|
|
|
|
protected:
|
|
//--- methods of tuning
|
|
virtual bool Initialize(const string symbol,const ENUM_TIMEFRAMES period,const int num_params,const MqlParam ¶ms[]);
|
|
bool Initialize(const string symbol,const ENUM_TIMEFRAMES period,const ENUM_APPLIED_VOLUME applied);
|
|
};
|
|
//+------------------------------------------------------------------+
|
|
//| Constructor |
|
|
//+------------------------------------------------------------------+
|
|
CiBWMFI::CiBWMFI(void) : m_applied(WRONG_VALUE)
|
|
{
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Destructor |
|
|
//+------------------------------------------------------------------+
|
|
CiBWMFI::~CiBWMFI(void)
|
|
{
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Create "Market Facilitation Index by Bill Williams" indicator |
|
|
//+------------------------------------------------------------------+
|
|
bool CiBWMFI::Create(const string symbol,const ENUM_TIMEFRAMES period,const ENUM_APPLIED_VOLUME applied)
|
|
{
|
|
//--- check history
|
|
if(!SetSymbolPeriod(symbol,period))
|
|
return(false);
|
|
//--- create
|
|
m_handle=iBWMFI(symbol,period,applied);
|
|
//--- check result
|
|
if(m_handle==INVALID_HANDLE)
|
|
return(false);
|
|
//--- idicator successfully created
|
|
if(!Initialize(symbol,period,applied))
|
|
{
|
|
//--- initialization failed
|
|
IndicatorRelease(m_handle);
|
|
m_handle=INVALID_HANDLE;
|
|
return(false);
|
|
}
|
|
//--- ok
|
|
return(true);
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Initialize the indicator with universal parameters |
|
|
//+------------------------------------------------------------------+
|
|
bool CiBWMFI::Initialize(const string symbol,const ENUM_TIMEFRAMES period,const int num_params,const MqlParam ¶ms[])
|
|
{
|
|
return(Initialize(symbol,period,(ENUM_APPLIED_VOLUME)params[0].integer_value));
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Initialize indicator with the special parameters |
|
|
//+------------------------------------------------------------------+
|
|
bool CiBWMFI::Initialize(const string symbol,const ENUM_TIMEFRAMES period,const ENUM_APPLIED_VOLUME applied)
|
|
{
|
|
if(CreateBuffers(symbol,period,1))
|
|
{
|
|
//--- string of status of drawing
|
|
m_name ="BWMFI";
|
|
m_status="BWMFI("+symbol+","+PeriodDescription()+","+VolumeDescription(applied)+") H="+IntegerToString(m_handle);
|
|
//--- save settings
|
|
m_applied=applied;
|
|
//--- create buffers
|
|
((CIndicatorBuffer*)At(0)).Name("MAIN_LINE");
|
|
//--- ok
|
|
return(true);
|
|
}
|
|
//--- error
|
|
return(false);
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Access to buffer of "Market Facilitation Index by Bill Williams".|
|
|
//+------------------------------------------------------------------+
|
|
double CiBWMFI::Main(const int index) const
|
|
{
|
|
CIndicatorBuffer *buffer=At(0);
|
|
//--- check
|
|
if(buffer==NULL)
|
|
return(EMPTY_VALUE);
|
|
//---
|
|
return(buffer.At(index));
|
|
}
|
|
//+------------------------------------------------------------------+
|