go_v3

//+---------------------------------------------------------------------+
//|                                                              Go.mq5 |
//|                                Copyright © 2006, Victor Chebotariov |
//|                                         http://www.chebotariov.com/ |
//+---------------------------------------------------------------------+ 
//| Äëÿ ðàáîòû  èíäèêàòîðà  ñëåäóåò  ïîëîæèòü ôàéë SmoothAlgorithms.mqh |
//| â ïàïêó (äèðåêòîðèþ): êàòàëîã_äàííûõ_òåðìèíàëà\\MQL5\Include        |
//+---------------------------------------------------------------------+
#property copyright "Copyright © 2006, Victor Chebotariov"
#property link      "http://www.chebotariov.com/"
//---- íîìåð âåðñèè èíäèêàòîðà
#property version   "1.00"
//---- îòðèñîâêà èíäèêàòîðà â îòäåëüíîì îêíå
#property indicator_separate_window
//---- êîëè÷åñòâî èíäèêàòîðíûõ áóôåðîâ 2
#property indicator_buffers 2 
//---- èñïîëüçîâàíî âñåãî îäíî ãðàôè÷åñêèå ïîñòðîåíèå
#property indicator_plots   1
//+-----------------------------------+
//| Ïàðàìåòðû îòðèñîâêè èíäèêàòîðà    |
//+-----------------------------------+
//---- îòðèñîâêà èíäèêàòîðà â âèäå òðåõöâåòíîé ãèñòîãðàììû
#property indicator_type1 DRAW_COLOR_HISTOGRAM
//---- â êà÷åñòâå îêðàñêè ãèñòîãðàììû èñïîëüçîâàíî òðè öâåòà
#property indicator_color1 clrGray,clrLime,clrRed
//---- ëèíèÿ èíäèêàòîðà - ñïëîøíàÿ
#property indicator_style1 STYLE_SOLID
//---- òîëùèíà ëèíèè èíäèêàòîðà ðàâíà 2
#property indicator_width1 2
//---- îòîáðàæåíèå ìåòêè ñèãíàëüíîé ëèíèè
#property indicator_label1  "Go"
//+----------------------------------------------+
//| Âõîäíûå ïàðàìåòðû èíäèêàòîðà                 |
//+----------------------------------------------+
input uint Period_=174; // Ïåðèîä èíäèêàòîðà 
input int Shift=0;      // Ñäâèã èíäèêàòîðà ïî ãîðèçîíòàëè â áàðàõ 
//+----------------------------------------------+
//---- îáúÿâëåíèå äèíàìè÷åñêèõ ìàññèâîâ, êîòîðûå â äàëüíåéøåì
//---- áóäóò èñïîëüçîâàíû â êà÷åñòâå èíäèêàòîðíûõ áóôåðîâ
double ExtBuffer[],ColorExtBuffer[];
//+------------------------------------------------------------------+
//| Îïèñàíèå êëàññîâ óñðåäíåíèÿ                                      |
//+------------------------------------------------------------------+ 
#include <SmoothAlgorithms.mqh>
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+  
void OnInit()
  {
//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà ExtBuffer â èíäèêàòîðíûé áóôåð
   SetIndexBuffer(0,ExtBuffer,INDICATOR_DATA);
//---- èíèöèàëèçàöèÿ ïåðåìåííîé äëÿ êîðîòêîãî èìåíè èíäèêàòîðà
   string shortname;
   StringConcatenate(shortname,"Go(",Period_,")");
//---- îñóùåñòâëåíèå ñäâèãà èíäèêàòîðà ïî ãîðèçîíòàëè íà Shift
   PlotIndexSetInteger(0,PLOT_SHIFT,Shift);
//---- ñîçäàíèå ìåòêè äëÿ îòîáðàæåíèÿ â Îêíå äàííûõ
   PlotIndexSetString(0,PLOT_LABEL,shortname);
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷åòà îòðèñîâêè èíäèêàòîðà
   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,Period_);
//---- 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,0);
//---- çàïðåò íà îòðèñîâêó èíäèêàòîðîì ïóñòûõ çíà÷åíèé
   PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,EMPTY_VALUE);
//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà â öâåòîâîé, èíäåêñíûé áóôåð   
   SetIndexBuffer(1,ColorExtBuffer,INDICATOR_COLOR_INDEX);
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷åòà îòðèñîâêè èíäèêàòîðà
   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,Period_);
//---- îñóùåñòâëåíèå ñäâèãà èíäèêàòîðà ïî ãîðèçîíòàëè íà Shift
   PlotIndexSetInteger(1,PLOT_SHIFT,Shift);
  }
//+------------------------------------------------------------------+
//| 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<int(Period_)+1) return(0);
//---- îáúÿâëåíèÿ ëîêàëüíûõ ïåðåìåííûõ 
   int first1,first2,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
     {
      first1=0; // ñòàðòîâûé íîìåð äëÿ ðàñ÷åòà âñåõ áàðîâ
      first2=int(Period_)+1;
     }
   else
     {
      first1=prev_calculated-1; // ñòàðòîâûé íîìåð äëÿ ðàñ÷åòà íîâûõ áàðîâ
      first2=first1;
     }
//---- îáúÿâëåíèå ïåðåìåííûõ êëàññîâ Moving_Average è StdDeviation
   static CMoving_Average MA;
//---- îñíîâíîé öèêë ðàñ÷åòà èíäèêàòîðà
   for(bar=first1; bar<rates_total; bar++)
      ExtBuffer[bar]=MA.MASeries(0,prev_calculated,rates_total,Period_,MODE_SMA,close[bar]-open[bar],bar,false)/_Point;
//---- îñíîâíîé öèêë ðàñêðàñêè èíäèêàòîðà
   for(bar=first2; bar<rates_total; bar++)
     {
      ColorExtBuffer[bar]=0;
      if(ExtBuffer[bar]>0) ColorExtBuffer[bar]=1;
      if(ExtBuffer[bar]<0) ColorExtBuffer[bar]=2;
     }
//----     
   return(rates_total);
  }
//+------------------------------------------------------------------+