Project_N_1/Include/ExternalIndicators_class.mqh

<EFBFBD><EFBFBD>//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+

class CExternalIndicators_class
  {
private:


public:
enum enMaTypes
  {
   ma_sma,    // Simple moving average
   ma_ema,    // Exponential moving average
   ma_smma,   // Smoothed MA
   ma_lwma   // Linear weighted MA
  };

                     CExternalIndicators_class();
                    ~CExternalIndicators_class();

   void              _Dochian_buffer(double &upperBuffer[],double &middleBuffer[],double &lowerBuffer[],int Handle_Donchian);
   void              _Donchian_handle(string Simbol,ENUM_TIMEFRAMES per,int DonchianPeriod,int Margins,
                                                                  int Shift,int Handle_Donchian, bool ChartIndAdd);
                                                                  
   void              Keltner_buffer(double &bufferUp[],double &bufferDn[]);                                                              
   void              Keltner_handle(string Simbol,ENUM_TIMEFRAMES per,int inpPeriods,double inpMulti,int enMaTypes ,
                                               ENUM_APPLIED_PRICE  inpPrice ,bool ChartIndAdd);
   
  };
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
CExternalIndicators_class::CExternalIndicators_class()
  {
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
CExternalIndicators_class::~CExternalIndicators_class()
  {
  }

//+------------------------------------------------------------------+
//|                       Donchian_channel                           |
//+------------------------------------------------------------------+
enum Applied_Extrem //"8? M:AB@5<C<>2
  {
   HIGH_LOW,
   HIGH_LOW_OPEN,
   HIGH_LOW_CLOSE,
   OPEN_HIGH_LOW,
   CLOSE_HIGH_LOW
  };
////+-----------------------------------+
////|  %+  " + "      |
////+-----------------------------------+
//input int DonchianPeriod=20;            //5@8>4 CA@54=5=8O
//input Applied_Extrem Extremes=HIGH_LOW; //"8? M:AB@5<C<>2
//input int Margins=-2;
//input int Shift=0;                      //A4283 8=48:0B>@0 ?> 3>@87>=B0;8 2 10@0E
////+-----------------------------------+
////---- 8=48:0B>@=K5 1CD5@K
//double upperBuffer[];
//double middleBuffer[];
//double lowerBuffer[];
//int Handle_Donchian;

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void CExternalIndicators_class:: _Donchian_handle(string Simbol,ENUM_TIMEFRAMES per,int DonchianPeriod,int Margins,
                                                                  int Shift,int Handle_Donchian, bool ChartIndAdd)
  {
//--- >;CG5=85 EM=4;0 8=48:0B>@0 Donchian Channel
   Handle_Donchian=iCustom(Simbol,per,"Donchian_channels",DonchianPeriod,Margins,Shift);
   if(Handle_Donchian == INVALID_HANDLE)
     {
      Print("5 C40;>AL A>740BL >?8A0B5;L 8=48:0B>@0 Donchian_Handle!");
      return;
     }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+

   if(ChartIndAdd == true)
      ChartIndicatorAdd(ChartID(), 0, Handle_Donchian);
  }

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void CExternalIndicators_class:: _Dochian_buffer(double &upperBuffer[],double &middleBuffer[],double &lowerBuffer[],int Handle_Donchian)
  {
   ArraySetAsSeries(upperBuffer, true);
   ArraySetAsSeries(middleBuffer, true);
   ArraySetAsSeries(lowerBuffer, true);
   ArrayResize(upperBuffer, 5);
   ArrayResize(middleBuffer, 5);
   ArrayResize(lowerBuffer, 5);
   int dochian_upper = CopyBuffer(Handle_Donchian, 0, 0, 5, upperBuffer);
   int dochian_midlle = CopyBuffer(Handle_Donchian, 1, 0, 5, middleBuffer);
   int dochian_lower = CopyBuffer(Handle_Donchian, 1, 0, 5, lowerBuffer);
   if(dochian_upper < 0 || dochian_lower < 0 || dochian_midlle < 0)
     {
      Print("0==K5 dochian_main =5 703@C78;8AL", _LastError);
      SendMail(_Symbol + "H81:0 703@C7:8 40==KE 8=48:0B>@0 dochian_main ", _Symbol + " H81:0 703@C7:8 40==KE 8=48:0B>@>2");
      return;
     }
  }
//+------------------------------------------------------------------+


////+------------------------------------------------------------------+
////|                       Keltner channel - smooth ATR               |
////+------------------------------------------------------------------+
//
////input int                 inpPeriods    = 20;           // Keltner channel period
////input double              inpMulti      = 2.0;          // Channel multiplicator
////input enMaTypes           inpMaMethod   = ma_lwma;       // Keltner channel median value average method
////input ENUM_APPLIED_PRICE  inpPrice      = PRICE_MEDIAN; // Price
////
////double bufferUp[],bufferUpc[],bufferDn[],bufferDnc[],bufferMe[],fupu[],fupd[],fdnd[],fdnu[];
//
//int Handle_Keltner;
//
////+------------------------------------------------------------------+
////|                                                                  |
////+------------------------------------------------------------------+
//void CExternalIndicators_class:: Keltner_handle(string Simbol,ENUM_TIMEFRAMES per,int inpPeriods,double inpMulti,int enMaTypes,
//                                               ENUM_APPLIED_PRICE  inpPrice ,bool ChartIndAdd)
//  {
////--- >;CG5=85 EM=4;0 8=48:0B>@0 Donchian Channel
//   Handle_Keltner=iCustom(Simbol,per,"Keltner_channel_smooth _ATR",inpPeriods,inpMulti, inpMaMethod,inpPrice);
//   if(Handle_Keltner == INVALID_HANDLE)
//     {
//      Print("5 C40;>AL A>740BL >?8A0B5;L 8=48:0B>@0 Handle_Keltner!");
//      return;
//     }
//
//   if(ChartIndAdd == true)
//      ChartIndicatorAdd(ChartID(), 0, Handle_Keltner);
//    
//  }
//
////+------------------------------------------------------------------+
////|                                                                  |
////+------------------------------------------------------------------+
//void CExternalIndicators_class:: Keltner_buffer(double &bufferUp[],double &bufferDn[])
//  {
//   ArraySetAsSeries(bufferDn, true);
//   ArraySetAsSeries(bufferUp, true);
//   ArrayResize(bufferUp, 5);
//   ArrayResize(bufferDn, 5);
// 
//   int kelner_up = CopyBuffer(Handle_Donchian, 0, 0, 5, upperBuffer);
//   int kelner_dn = CopyBuffer(Handle_Donchian, 1, 0, 5, middleBuffer);
//   if(kelner_up < 0 || kelner_dn < 0 )
//     {
//      Print("0==K5 kelner =5 703@C78;8AL", _LastError);
//      SendMail(_Symbol + "H81:0 703@C7:8 40==KE 8=48:0B>@0 kelner ", _Symbol + " H81:0 703@C7:8 40==KE 8=48:0B>@>2");
//      return;
//     }
//  }
//+------------------------------------------------------------------+