j2jma_v1

//+---------------------------------------------------------------------+
//|                                                           J2JMA.mq5 | 
//|                                  Copyright © 2010, Nikolay Kositsin | 
//|                                 Khabarovsk,   farria@mail.redcom.ru | 
//+---------------------------------------------------------------------+ 
//| Äëÿ ðàáîòû  èíäèêàòîðà  ñëåäóåò  ïîëîæèòü ôàéë SmoothAlgorithms.mqh |
//| â ïàïêó (äèðåêòîðèþ): êàòàëîã_äàííûõ_òåðìèíàëà\\MQL5\Include        |
//+---------------------------------------------------------------------+
#property copyright "Copyright © 2010, Nikolay Kositsin"
#property link "farria@mail.redcom.ru"
//---- íîìåð âåðñèè èíäèêàòîðà
#property version   "1.02"
//---- îòðèñîâêà èíäèêàòîðà â ãëàâíîì îêíå
#property indicator_chart_window 
//---- êîëè÷åñòâî èíäèêàòîðíûõ áóôåðîâ
#property indicator_buffers 1 
//---- èñïîëüçîâàíî âñåãî îäíî ãðàôè÷åñêîå ïîñòðîåíèå
#property indicator_plots   1
//+-----------------------------------+
//| Ïàðàìåòðû îòðèñîâêè èíäèêàòîðà    |
//+-----------------------------------+
//---- îòðèñîâêà èíäèêàòîðà â âèäå ëèíèè
#property indicator_type1   DRAW_LINE
//---- â êà÷åñòâå öâåòà ëèíèè èíäèêàòîðà èñïîëüçîâàí ðîçîâûé öâåò
#property indicator_color1 clrMagenta 
//---- ëèíèÿ èíäèêàòîðà - íåïðåðûâíàÿ êðèâàÿ
#property indicator_style1  STYLE_SOLID
//---- òîëùèíà ëèíèè èíäèêàòîðà ðàâíà 1
#property indicator_width1  1
//---- îòîáðàæåíèå ìåòêè èíäèêàòîðà
#property indicator_label1  "J2JMA"
//+------------------------------------------------+ 
//| Îáúÿâëåíèå ïåðå÷èñëåíèé                        |
//+------------------------------------------------+ 
enum Applied_price_ //òèï êîíñòàíòû
  {
   PRICE_CLOSE_ = 1,     //Close
   PRICE_OPEN_,          //Open
   PRICE_HIGH_,          //High
   PRICE_LOW_,           //Low
   PRICE_MEDIAN_,        //Median Price (HL/2)
   PRICE_TYPICAL_,       //Typical Price (HLC/3)
   PRICE_WEIGHTED_,      //Weighted Close (HLCC/4)
   PRICE_SIMPL_,         //Simpl Price (OC/2)
   PRICE_QUARTER_,       //Quarted Price (HLOC/4) 
   PRICE_TRENDFOLLOW0_,  //TrendFollow_1 Price 
   PRICE_TRENDFOLLOW1_,  //TrendFollow_2 Price 
   PRICE_DEMARK_         //Demark Price
  };
//+------------------------------------------------+ 
//| Âõîäíûå ïàðàìåòðû èíäèêàòîðà                   |
//+------------------------------------------------+ 
input double Length1 = 5; // Ãëóáèíà  ïåðâîãî ñãëàæèâàíèÿ
input double Length2 = 5; // Ãëóáèíà  âòîðîãî ñãëàæèâàíèÿ
input double Phase1= 100; // Ïàðàìåòð ïåðâîãî ñãëàæèâàíèÿ
//---- èçìåíÿþùèéñÿ â ïðåäåëàõ -100 ... +100,
//---- âëèÿåò íà êà÷åñòâî ïåðåõîäíîãî ïðîöåññà;
input double Phase2=100;  // Ïàðàìåòð âòîðîãî ñãëàæèâàíèÿ
//---- èçìåíÿþùèéñÿ â ïðåäåëàõ -100 ... +100,
//---- âëèÿåò íà êà÷åñòâî ïåðåõîäíîãî ïðîöåññà;
input Applied_price_ IPC=PRICE_CLOSE_; // Öåíîâàÿ êîíñòàíòà
input int Shift=0; // Ñäâèã èíäèêàòîðà ïî ãîðèçîíòàëè â áàðàõ
input int PriceShift=0; // Ñäâèã èíäèêàòîðà ïî âåðòèêàëè â ïóíêòàõ
//+------------------------------------------------+ 
//---- èíäèêàòîðíûå áóôåðû
double J2JMA[];
//----
double dPriceShift;
//---- îáúÿâëåíèå öåëî÷èñëåííûõ ïåðåìåííûõ íà÷àëà îòñ÷åòà äàííûõ
int min_rates_,min_rates_total;
//+------------------------------------------------------------------+
//| Îïèñàíèå êëàññà CJJMA                                            |
//+------------------------------------------------------------------+
#include <SmoothAlgorithms.mqh> 
//+------------------------------------------------------------------+   
//| J2JMA indicator initialization function                          | 
//+------------------------------------------------------------------+ 
void OnInit()
  {
//---- èíèöèàëèçàöèÿ ïåðåìåííûõ íà÷àëà îòñ÷åòà äàííûõ
   min_rates_=30;
   min_rates_total=min_rates_+31;
//---- èíèöèàëèçàöèÿ ñäâèãà ïî âåðòèêàëè
   dPriceShift=_Point*PriceShift;
//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà â èíäèêàòîðíûé áóôåð
   SetIndexBuffer(0,J2JMA,INDICATOR_DATA);
//---- îñóùåñòâëåíèå ñäâèãà èíäèêàòîðà 1 ïî ãîðèçîíòàëè
   PlotIndexSetInteger(0,PLOT_SHIFT,Shift);
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷åòà îòðèñîâêè èíäèêàòîðà
   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total);
//---- óñòàíîâêà çíà÷åíèé èíäèêàòîðà, êîòîðûå íå áóäóò âèäèìû íà ãðàôèêå
   PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,EMPTY_VALUE);
//---- èíèöèàëèçàöèÿ ïåðåìåííîé äëÿ êîðîòêîãî èìåíè èíäèêàòîðà
   string shortname;
   StringConcatenate(shortname,"J2JMA( Length1 = ",Length1,", Length2 = ",Length2,")");
//--- ñîçäàíèå èìåíè äëÿ îòîáðàæåíèÿ â îòäåëüíîì ïîäîêíå è âî âñïëûâàþùåé ïîäñêàçêå
   IndicatorSetString(INDICATOR_SHORTNAME,shortname);
//--- îïðåäåëåíèå òî÷íîñòè îòîáðàæåíèÿ çíà÷åíèé èíäèêàòîðà
   IndicatorSetInteger(INDICATOR_DIGITS,_Digits+1);
//---- îáúÿâëåíèå ïåðåìåííîé êëàññà CJJMA èç ôàéëà JJMASeries_Cls.mqh
   CJJMA JMA;
//---- óñòàíîâêà àëåðòîâ íà íåäîïóñòèìûå çíà÷åíèÿ âíåøíèõ ïåðåìåííûõ
   JMA.JJMALengthCheck("Length1", (int)Length1);
   JMA.JJMALengthCheck("Length2", (int)Length2);
//---- óñòàíîâêà àëåðòîâ íà íåäîïóñòèìûå çíà÷åíèÿ âíåøíèõ ïåðåìåííûõ
   JMA.JJMAPhaseCheck("Phase1", (int)Phase1);
   JMA.JJMAPhaseCheck("Phase2", (int)Phase2);
//---- çàâåðøåíèå èíèöèàëèçàöèè
  }
//+------------------------------------------------------------------+ 
//| J2JMA iteration function                                         | 
//+------------------------------------------------------------------+ 
int OnCalculate(const int rates_total,    // êîëè÷åñòâî èñòîðèè â áàðàõ íà òåêóùåì òèêå
                const int prev_calculated,// êîëè÷åñòâî èñòîðèè â áàðàõ íà ïðåäûäóùåì òèêå
                const datetime &time[],
                const double &open[],
                const double &high[],
                const double &low[],
                const double &close[],
                const long &tick_volume[],
                const long &volume[],
                const int &spread[])
  {
//---- ïðîâåðêà êîëè÷åñòâà áàðîâ íà äîñòàòî÷íîñòü äëÿ ðàñ÷åòà
   if(rates_total<min_rates_total) return(0);
//---- îáúÿâëåíèå ïåðåìåííûõ ñ ïëàâàþùåé òî÷êîé  
   double price,j1jma,j2jma;
//---- îáúÿâëåíèå öåëî÷èñëåííûõ ïåðåìåííûõ è ïîëó÷åíèå óæå ïîñ÷èòàííûõ áàðîâ
   int first,bar;
//---- ðàñ÷åò ñòàðòîâîãî íîìåðà first äëÿ öèêëà ïåðåñ÷åòà áàðîâ
   if(prev_calculated>rates_total || prev_calculated<=0) // ïðîâåðêà íà ïåðâûé ñòàðò ðàñ÷åòà èíäèêàòîðà
      first=0; // ñòàðòîâûé íîìåð äëÿ ðàñ÷åòà âñåõ áàðîâ
   else first=prev_calculated-1; // ñòàðòîâûé íîìåð äëÿ ðàñ÷åòà íîâûõ áàðîâ
//---- îáúÿâëåíèå ïåðåìåííûõ êëàññà CJJMA èç ôàéëà JJMASeries_Cls.mqh
   static CJJMA JMA1,JMA2;
//---- îñíîâíîé öèêë ðàñ÷åòà èíäèêàòîðà
   for(bar=first; bar<rates_total; bar++)
     {
      //---- âûçîâ ôóíêöèè PriceSeries äëÿ ïîëó÷åíèÿ âõîäíîé öåíû price_
      price=PriceSeries(IPC,bar,open,low,high,close);
      //---- äâà âûçîâà ôóíêöèè JJMASeries
      //---- ïàðàìåòðû Phase è Length íå ìåíÿþòñÿ íà êàæäîì áàðå (Din = 0)
      //---- âî âòîðîì âûçîâå ïàðàìåòð begin óâåëè÷åí íà 30, ò.ê. ýòî ïîâòîðíîå JMA ñãëàæèâàíèå
      j1jma=JMA1.JJMASeries(0,prev_calculated,rates_total,0,Phase1,Length1,price,bar,false);
      j2jma=JMA2.JJMASeries(min_rates_,prev_calculated,rates_total,0,Phase2,Length2,j1jma,bar,false);
      //----       
      J2JMA[bar]=j2jma+dPriceShift;
     }
//----
   return(rates_total);
  }
//+------------------------------------------------------------------+