jfatl_v2

//+---------------------------------------------------------------------+
//|                                                           JFatl.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 "2010,   Nikolay Kositsin"
#property link      "farria@mail.redcom.ru"
#property version   "1.01"
//---- îòðèñîâêà èíäèêàòîðà â îñíîâíîì îêíå
#property indicator_chart_window
//---- äëÿ ðàñ÷åòà è îòðèñîâêè èíäèêàòîðà èñïîëüçîâàí îäèí áóôåð
#property indicator_buffers 1
//---- èñïîëüçîâàíî âñåãî îäíî ãðàôè÷åñêîå ïîñòðîåíèå
#property indicator_plots   1
//---- îòðèñîâêà èíäèêàòîðà â âèäå ëèíèè
#property indicator_type1   DRAW_LINE
//---- â êà÷åñòâå öâåòà ëèíèè èíäèêàòîðà èñïîëüçîâàí ñèíèé öâåò
#property indicator_color1  clrBlue
//---- ëèíèÿ èíäèêàòîðà - íåïðåðûâíàÿ êðèâàÿ
#property indicator_style1  STYLE_SOLID
//---- òîëùèíà ëèíèè èíäèêàòîðà ðàâíà 2
#property indicator_width1  2
//---- îòîáðàæåíèå ìåòêè èíäèêàòîðà
#property indicator_label1  "JFATL"
//+----------------------------------------------+
//| Îáúÿâëåíèå ïåðå÷èñëåíèé                      |
//+----------------------------------------------+
enum Applied_price_ //Òèï êîíñòàíòû
  {
   PRICE_CLOSE_ = 1,     //PRICE_CLOSE
   PRICE_OPEN_,          //PRICE_OPEN
   PRICE_HIGH_,          //PRICE_HIGH
   PRICE_LOW_,           //PRICE_LOW
   PRICE_MEDIAN_,        //PRICE_MEDIAN
   PRICE_TYPICAL_,       //PRICE_TYPICAL
   PRICE_WEIGHTED_,      //PRICE_WEIGHTED
   PRICE_SIMPL_,         //PRICE_SIMPL_
   PRICE_QUARTER_,       //PRICE_QUARTER_
   PRICE_TRENDFOLLOW0_,  //PRICE_TRENDFOLLOW0_
   PRICE_TRENDFOLLOW1_,  // TrendFollow_2 Price 
   PRICE_DEMARK_         // Demark Price 
  };
//+----------------------------------------------+
//| Âõîäíûå ïàðàìåòðû èíäèêàòîðà                 |
//+----------------------------------------------+
input uint iLength=5; // Ãëóáèíà JMA ñãëàæèâàíèÿ
input int iPhase=100; // Ïàðàìåòð JMA ñãëàæèâàíèÿ
//---- èçìåíÿþùèéñÿ â ïðåäåëàõ -100 ... +100,
//---- âëèÿåò íà êà÷åñòâî ïåðåõîäíîãî ïðîöåññà;
input Applied_price_ IPC=PRICE_CLOSE_;// Öåíîâàÿ êîíñòàíòà
input int FATLShift=0;  // Ñäâèã Ôàòëà ïî ãîðèçîíòàëè â áàðàõ
input int PriceShift=0; // Ñäâèã Ôàòëà ïî âåðòèêàëè â ïóíêòàõ
//+----------------------------------------------+
//---- îáúÿâëåíèå è èíèöèàëèçàöèÿ ïåðåìåííîé äëÿ õðàíåíèÿ êîëè÷åñòâà ðàñ÷åòíûõ áàðîâ
int FATLPeriod=39;
//---- îáúÿâëåíèå äèíàìè÷åñêîãî ìàññèâà, êîòîðûé áóäåò â 
//---- äàëüíåéøåì èñïîëüçîâàí â êà÷åñòâå èíäèêàòîðíîãî áóôåðà
double ExtLineBuffer[];
//----
int start,fstart,FATLSize;
double dPriceShift;
//+------------------------------------------------------------------+
//| Èíèöèàëèçàöèÿ êîýôôèöèåíòîâ öèôðîâîãî ôèëüòðà                    |
//+------------------------------------------------------------------+
double dFATLTable[]=
  {
   +0.4360409450, +0.3658689069, +0.2460452079, +0.1104506886,
   -0.0054034585, -0.0760367731, -0.0933058722, -0.0670110374,
   -0.0190795053, +0.0259609206, +0.0502044896, +0.0477818607,
   +0.0249252327, -0.0047706151, -0.0272432537, -0.0338917071,
   -0.0244141482, -0.0055774838, +0.0128149838, +0.0226522218,
   +0.0208778257, +0.0100299086, -0.0036771622, -0.0136744850,
   -0.0160483392, -0.0108597376, -0.0016060704, +0.0069480557,
   +0.0110573605, +0.0095711419, +0.0040444064, -0.0023824623,
   -0.0067093714, -0.0072003400, -0.0047717710, +0.0005541115,
   +0.0007860160, +0.0130129076, +0.0040364019
  };
//+------------------------------------------------------------------+
//| Îïèñàíèå ôóíêöèè iPriceSeries()                                  |
//| Îïèñàíèå ôóíêöèè iPriceSeriesAlert()                             |
//| Îïèñàíèå êëàññà CJJMA                                            |
//+------------------------------------------------------------------+ 
#include <SmoothAlgorithms.mqh>  
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+ 
void OnInit()
  {
//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà ExtLineBuffer â èíäèêàòîðíûé áóôåð
   SetIndexBuffer(0,ExtLineBuffer,INDICATOR_DATA);
//---- îñóùåñòâëåíèå ñäâèãà èíäèêàòîðà ïî ãîðèçîíòàëè íà FATLShift
   PlotIndexSetInteger(0,PLOT_SHIFT,FATLShift);
//---- èíèöèàëèçàöèÿ ïåðåìåííûõ 
   FATLSize=ArraySize(dFATLTable);
   start=FATLSize+30;
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷åòà îòðèñîâêè èíäèêàòîðà
   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,start);
//---- èíèöèàëèçàöèÿ ïåðåìåííîé äëÿ êîðîòêîãî èìåíè èíäèêàòîðà
   string shortname;
   StringConcatenate(shortname,"JFATL(",iLength," ,",iPhase,")");
//--- ñîçäàíèå ìåòêè äëÿ îòîáðàæåíèÿ â DataWindow
   PlotIndexSetString(0,PLOT_LABEL,shortname);
//--- 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);
//--- çàïðåò íà îòðèñîâêó èíäèêàòîðîì ïóñòûõ çíà÷åíèé
   PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,0.0);
//---- èíèöèàëèçàöèÿ ñäâèãà ïî âåðòèêàëè
   dPriceShift=_Point*PriceShift;
//---- îáúÿâëåíèå ïåðåìåííîé êëàññà CJJMA èç ôàéëà JJMASeries_Cls.mqh
   CJJMA JMA;
//---- óñòàíîâêà àëåðòîâ íà íåäîïóñòèìûå çíà÷åíèÿ âíåøíèõ ïåðåìåííûõ
   JMA.JJMALengthCheck("iLength", iLength);
   JMA.JJMAPhaseCheck("iPhase", iPhase);
  }
//+------------------------------------------------------------------+
//| Custom indicator 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<start)
      return(0);
//---- îáúÿâëåíèÿ ëîêàëüíûõ ïåðåìåííûõ 
   int first,bar;
   double jfatl,FATL;
//---- 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=FATLPeriod-1; // ñòàðòîâûé íîìåð äëÿ ðàñ÷åòà âñåõ áàðîâ
      fstart=first;
     }
   else first=prev_calculated-1; // ñòàðòîâûé íîìåð äëÿ ðàñ÷åòà íîâûõ áàðîâ
//---- îáúÿâëåíèå ïåðåìåííîé êëàññà CJJMA èç ôàéëà JJMASeries_Cls.mqh
   static CJJMA JMA;
//---- îñíîâíîé öèêë ðàñ÷åòà èíäèêàòîðà
   for(bar=first; bar<rates_total; bar++)
     {
      //---- ôîðìóëà äëÿ ôèëüòðà FATL
      FATL=0.0;
      for(int iii=0; iii<FATLSize; iii++)
         FATL+=dFATLTable[iii]*PriceSeries(IPC,bar-iii,open,low,high,close);
      //---- îäèí âûçîâ ôóíêöèè JJMASeries
      //---- ïàðàìåòðû Phase è Length íå ìåíÿþòñÿ íà êàæäîì áàðå (Din = 0) 
      jfatl=JMA.JJMASeries(fstart,prev_calculated,rates_total,0,iPhase,iLength,FATL,bar,false);
      //---- èíèöèàëèçàöèÿ ÿ÷åéêè èíäèêàòîðíîãî áóôåðà ïîëó÷åííûì çíà÷åíèåì FATL
      ExtLineBuffer[bar]=jfatl+dPriceShift;
     }
//----
   return(rates_total);
  }
//+------------------------------------------------------------------+