yEffekt

//+------------------------------------------------------------------+ 
//|                                                      yEffekt.mq5 | 
//|                                         Copyright © 2008, MNS777 | 
//|                                                mns777.ru@mail.ru | 
//+------------------------------------------------------------------+ 
#property copyright "Copyright © 2008, MNS777"
#property link "mns777.ru@mail.ru" 
//---- 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÷åñêîå ïîñòðîåíèå
#property indicator_plots   1
//+-----------------------------------+
//|  Ïàðàìåòðû îòðèñîâêè èíäèêàòîðà   |
//+-----------------------------------+
//---- îòðèñîâêà èíäèêàòîðà â âèäå ÷åòûð¸õöâåòíîé ãèñòîãðàììû
#property indicator_type1 DRAW_COLOR_HISTOGRAM
//---- â êà÷åñòâå öâåòîâ ÷åòûð¸õöâåòíîé ãèñòîãðàììû èñïîëüçîâàíû
#property indicator_color1 Gray,Teal,DarkViolet,IndianRed,Magenta
//---- ëèíèÿ èíäèêàòîðà - ñïëîøíàÿ
#property indicator_style1 STYLE_SOLID
//---- òîëùèíà ëèíèè èíäèêàòîðà ðàâíà 2
#property indicator_width1 2
//---- îòîáðàæåíèå ìåòêè èíäèêàòîðà
#property indicator_label1 "yEffekt"

//+----------------------------------------------+
//| Ïàðàìåòðû îòîáðàæåíèÿ ãîðèçîíòàëüíûõ óðîâíåé |
//+----------------------------------------------+
#property indicator_level1 +0.5
#property indicator_level2  0.0
#property indicator_level3 -0.5
#property indicator_levelcolor Gray
#property indicator_levelstyle STYLE_DASHDOTDOT

//---- Îáúÿâëåíèå öåëûõ ïåðåìåííûõ íà÷àëà îòñ÷¸òà äàííûõ
int min_rates_total;
//---- îáúÿâëåíèå äèíàìè÷åñêèõ ìàññèâîâ, êîòîðûå áóäóò â 
// äàëüíåéøåì èñïîëüçîâàíû â êà÷åñòâå èíäèêàòîðíûõ áóôåðîâ
double IndBuffer[],ColorIndBuffer[];
//+------------------------------------------------------------------+    
//| yEfekt indicator initialization function                         | 
//+------------------------------------------------------------------+  
void OnInit()
  {
//---- Èíèöèàëèçàöèÿ ïåðåìåííûõ íà÷àëà îòñ÷¸òà äàííûõ
   min_rates_total=5;

//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà IndBuffer â èíäèêàòîðíûé áóôåð
   SetIndexBuffer(0,IndBuffer,INDICATOR_DATA);
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷¸òà 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);
//---- èíäåêñàöèÿ ýëåìåíòîâ â áóôåðå êàê â òàéìñåðèè
   ArraySetAsSeries(IndBuffer,true);

//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà â öâåòîâîé, èíäåêñíûé áóôåð   
   SetIndexBuffer(1,ColorIndBuffer,INDICATOR_COLOR_INDEX);
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷¸òà îòðèñîâêè èíäèêàòîðà
   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total+1);
//---- èíäåêñàöèÿ ýëåìåíòîâ â áóôåðå êàê â òàéìñåðèè
   ArraySetAsSeries(ColorIndBuffer,true);

//---- èíèöèàëèçàöèè ïåðåìåííîé äëÿ êîðîòêîãî èìåíè èíäèêàòîðà
   string shortname="yEffekt";
//--- 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,2);
//---- çàâåðøåíèå èíèöèàëèçàöèè
  }
//+------------------------------------------------------------------+  
//| yEfekt 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÷¸òà
   if(rates_total<min_rates_total) return(0);

//---- Îáúÿâëåíèå öåëûõ ïåðåìåííûõ
   int limit1,limit2,bar;
//---- Îáúÿâëåíèå ïåðåìåííûõ ñ ïëàâàþùåé òî÷êîé  
   double Index;

//---- Èíèöèàëèçàöèÿ èíäèêàòîðà â áëîêå OnCalculate()
   if(prev_calculated>rates_total || prev_calculated<=0)// ïðîâåðêà íà ïåðâûé ñòàðò ðàñ÷¸òà èíäèêàòîðà
     {
      limit1=rates_total-1-min_rates_total; // ñòàðòîâûé íîìåð äëÿ ðàñ÷¸òà âñåõ áàðîâ ïåðâîãî öèêëà
      limit2=limit1-1; // ñòàðòîâûé íîìåð äëÿ ðàñ÷¸òà âñåõ áàðîâ âòîðîãî öèêëà
     }
   else // ñòàðòîâûé íîìåð äëÿ ðàñ÷¸òà íîâûõ áàðîâ
     {
      limit1=rates_total-prev_calculated;
      limit2=limit1;
     }

//---- èíäåêñàöèÿ ýëåìåíòîâ â ìàññèâàõ êàê â òàéìñåðèÿõ  
   ArraySetAsSeries(high,true);
   ArraySetAsSeries(low,true);

//---- Îñíîâíîé öèêë ðàñ÷¸òà èíäèêàòîðà
   for(bar=limit1; bar>=0; bar--)
     {
      Index=(high[bar]-low[bar])+(high[bar+1]-low[bar+1])+(high[bar+2]-low[bar+2])+(high[bar+3]-low[bar+3])+(high[bar+4]-low[bar+4]);

      if(Index!=0.0)
        {
         if(high[bar] > low[bar+4] ) IndBuffer[bar]=(high[bar]-low[bar+4])/Index;
         if(low[bar]  < high[bar+4]) IndBuffer[bar]=(low[bar] - high[bar+4] )/Index;
        }
      else IndBuffer[bar]=0.0;

     }

//---- Îñíîâíîé öèêë ðàñêðàñêè èíäèêàòîðà Ind
   for(bar=limit2; bar>=0; bar--)
     {
      ColorIndBuffer[bar]=0;

      if(IndBuffer[bar]>0)
        {
         if(IndBuffer[bar]>IndBuffer[bar+1]) ColorIndBuffer[bar]=1;
         if(IndBuffer[bar]<IndBuffer[bar+1]) ColorIndBuffer[bar]=2;
        }

      if(IndBuffer[bar]<0)
        {
         if(IndBuffer[bar]<IndBuffer[bar+1]) ColorIndBuffer[bar]=3;
         if(IndBuffer[bar]>IndBuffer[bar+1]) ColorIndBuffer[bar]=4;
        }
     }
//----     
   return(rates_total);
  }
//+------------------------------------------------------------------+