AroonHornSign

//+------------------------------------------------------------------+
//|                                                AroonHornSign.mq5 |
//|                                        Copyright © 2011, tonyc2a | 
//|                                         mailto:tonyc2a@yahoo.com | 
//+------------------------------------------------------------------+
//---- àâòîðñòâî èíäèêàòîðà
#property copyright "Copyright © 2011, tonyc2a"
//---- ññûëêà íà ñàéò àâòîðà
#property link "mailto:tonyc2a@yahoo.com"
//---- íîìåð âåðñèè èíäèêàòîðà
#property version   "1.00"
//--- îòðèñîâêà èíäèêàòîðà â ãëàâíîì îêíå
#property indicator_chart_window 
//--- äëÿ ðàñ÷åòà è îòðèñîâêè èíäèêàòîðà èñïîëüçîâàíî äâà áóôåðà
#property indicator_buffers 2
//--- èñïîëüçîâàíî äâà ãðàôè÷åñêèõ ïîñòðîåíèÿ
#property indicator_plots   2
//+----------------------------------------------+
//|  Îáúÿâëåíèå êîíñòàíò                         |
//+----------------------------------------------+
#define RESET 0       // êîíñòàíòà äëÿ âîçâðàòà òåðìèíàëó êîìàíäû íà ïåðåñ÷åò èíäèêàòîðà
//+----------------------------------------------+
//|  Ïàðàìåòðû îòðèñîâêè ìåäâåæüåãî èíäèêàòîðà   |
//+----------------------------------------------+
//--- îòðèñîâêà èíäèêàòîðà 1 â âèäå ñèìâîëà
#property indicator_type1   DRAW_ARROW
//--- â êà÷åñòâå öâåòà ìåäâåæüåé ëèíèè èíäèêàòîðà èñïîëüçîâàí Crimson öâåò
#property indicator_color1  clrCrimson
//--- òîëùèíà ëèíèè èíäèêàòîðà 1 ðàâíà 4
#property indicator_width1  4
//--- îòîáðàæåíèå áû÷åé ìåòêè èíäèêàòîðà
#property indicator_label1  "AroonHornSign Sell"
//+----------------------------------------------+
//|  Ïàðàìåòðû îòðèñîâêè áû÷üãî èíäèêàòîðà       |
//+----------------------------------------------+
//--- îòðèñîâêà èíäèêàòîðà 2 â âèäå ñèìâîëà
#property indicator_type2   DRAW_ARROW
//--- â êà÷åñòâå öâåòà áû÷åé ëèíèè èíäèêàòîðà èñïîëüçîâàí LimeGreen öâåò
#property indicator_color2  clrLimeGreen
//--- òîëùèíà ëèíèè èíäèêàòîðà 2 ðàâíà 4
#property indicator_width2  4
//--- îòîáðàæåíèå ìåäâåæüåé ìåòêè èíäèêàòîðà
#property indicator_label2 "AroonHornSign Buy"
//+----------------------------------------------+
//| Âõîäíûå ïàðàìåòðû èíäèêàòîðà                 |
//+----------------------------------------------+
input uint AroonPeriod= 9; // ïåðèîä èíäèêàòîðà 
input int AroonShift = 0; // ñäâèã èíäèêàòîðà ïî ãîðèçîíòàëè â áàðàõ 
//+----------------------------------------------+
//---- îáúÿâëåíèå äèíàìè÷åñêèõ ìàññèâîâ, êîòîðûå áóäóò â 
// äàëüíåéøåì èñïîëüçîâàíû â êà÷åñòâå èíäèêàòîðíûõ áóôåðîâ
double BullsAroonBuffer[];
double BearsAroonBuffer[];
//---- îáúÿâëåíèå öåëî÷èñëåííûõ ïåðåìåííûõ äëÿ õåíäëîâ èíäèêàòîðîâ
int ATR_Handle;
//---- Îáúÿâëåíèå öåëûõ ïåðåìåííûõ íà÷àëà îòñ÷åòà äàííûõ
int min_rates_total;
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+  
int OnInit()
  {
//---- Èíèöèàëèçàöèÿ ïåðåìåííûõ íà÷àëà îòñ÷åòà äàííûõ   
   int ATR_Period=10;
   min_rates_total=int(MathMax(AroonPeriod,ATR_Period));
//---- ïîëó÷åíèå õåíäëà èíäèêàòîðà ATR
   ATR_Handle=iATR(NULL,0,ATR_Period);
   if(ATR_Handle==INVALID_HANDLE)
     {
      Print(" Íå óäàëîñü ïîëó÷èòü õåíäë èíäèêàòîðà ATR");
      return(INIT_FAILED);
     } 
//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà BullsAroonBuffer â èíäèêàòîðíûé áóôåð
   SetIndexBuffer(0,BearsAroonBuffer,INDICATOR_DATA);
//---- îñóùåñòâëåíèå ñäâèãà èíäèêàòîðà 1 ïî ãîðèçîíòàëè íà AroonShift
   PlotIndexSetInteger(0,PLOT_SHIFT,AroonShift);
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷¸òà îòðèñîâêè èíäèêàòîðà 1 íà AroonPeriod
   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,AroonPeriod);

//---- ïðåâðàùåíèå äèíàìè÷åñêîãî ìàññèâà BearsAroonBuffer â èíäèêàòîðíûé áóôåð
   SetIndexBuffer(1,BullsAroonBuffer,INDICATOR_DATA);
//---- îñóùåñòâëåíèå ñäâèãà èíäèêàòîðà 2 ïî ãîðèçîíòàëè íà AroonShift
   PlotIndexSetInteger(1,PLOT_SHIFT,AroonShift);
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷¸òà îòðèñîâêè èíäèêàòîðà 2 íà AroonPeriod
   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,AroonPeriod);

//---- èíèöèàëèçàöèè ïåðåìåííîé äëÿ êîðîòêîãî èìåíè èíäèêàòîðà
   string shortname;
   StringConcatenate(shortname,"AroonHornSign(",AroonPeriod,", ",AroonShift,")");
//--- 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);
//--- çàâåðøåíèå èíèöèàëèçàöèè
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| 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[],     // öåíîâîé ìàññèâ ìàêñèìóìîâ öåíû äëÿ ðàñ÷¸òà èíäèêàòîðà
                const double& low[],      // öåíîâîé ìàññèâ ìèíèìóìîâ öåíû  äëÿ ðàñ÷¸òà èíäèêàòîðà
                const double &close[],
                const long &tick_volume[],
                const long &volume[],
                const int &spread[]
                )
  {
//---- ïðîâåðêà êîëè÷åñòâà áàðîâ íà äîñòàòî÷íîñòü äëÿ ðàñ÷¸òà
   if(BarsCalculated(ATR_Handle)<rates_total || rates_total<min_rates_total) return(RESET);

//---- îáúÿâëåíèÿ ëîêàëüíûõ ïåðåìåííûõ 
   int first,bar,trend;
   static int trend_prev;
   double BULLS,BEARS,ATR[1];

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

//---- ðàñ÷¸ò ñòàðòîâîãî íîìåðà first äëÿ öèêëà ïåðåñ÷¸òà áàðîâ
   if(prev_calculated>rates_total || prev_calculated<=0) // ïðîâåðêà íà ïåðâûé ñòàðò ðàñ÷¸òà èíäèêàòîðà
     {
      first=min_rates_total-1; // ñòàðòîâûé íîìåð äëÿ ðàñ÷¸òà âñåõ áàðîâ
      trend_prev=0;
     }
   else first=prev_calculated-1; // ñòàðòîâûé íîìåð äëÿ ðàñ÷¸òà íîâûõ áàðîâ
   

//---- îñíîâíîé öèêë ðàñ÷¸òà èíäèêàòîðà
   for(bar=first; bar<rates_total && !IsStopped(); bar++)
     {
      int barx=rates_total-bar-1;
      //---- âû÷èñëåíèå èíäèêàòîðíûõ çíà÷åíèé
      BULLS=NormalizeDouble(100-(ArrayMaximum(high,barx,AroonPeriod)-barx+0.5)*100/AroonPeriod,0);
      BEARS=NormalizeDouble(100-(ArrayMinimum(low,barx,AroonPeriod)-barx+0.5)*100/AroonPeriod,0);
      BullsAroonBuffer[bar]=0;
      BearsAroonBuffer[bar]=0;
      trend=trend_prev;
      if(BULLS>BEARS && BULLS>=50) trend=+1;
      if(BULLS<BEARS && BEARS>=50) trend=-1;
      if(trend_prev<0 && trend>0)
       {
         //---- êîïèðóåì âíîâü ïîÿâèâøèåñÿ äàííûå â ìàññèâ
         if(CopyBuffer(ATR_Handle,0,time[bar],1,ATR)<=0) return(RESET);
         BullsAroonBuffer[bar]=low[barx]-ATR[0]*3/8;
       }
      if(trend_prev>0 && trend<0)
       {         
         //---- êîïèðóåì âíîâü ïîÿâèâøèåñÿ äàííûå â ìàññèâ
         if(CopyBuffer(ATR_Handle,0,time[bar],1,ATR)<=0) return(RESET);
         BearsAroonBuffer[bar]=high[barx]+ATR[0]*3/8;
       }
       
      if(bar<rates_total-1) trend_prev=trend;
     }
//----     
   return(rates_total);
  }
//+------------------------------------------------------------------+