donchian_fibo_clouds_htf

//+------------------------------------------------------------------+ 
//|                                     Donchian_Fibo_Clouds_HTF.mq5 | 
//|                               Copyright © 2015, Nikolay Kositsin | 
//|                              Khabarovsk,   farria@mail.redcom.ru | 
//+------------------------------------------------------------------+ 
#property copyright "Copyright © 2015, Nikolay Kositsin"
#property link "farria@mail.redcom.ru"
//--- íîìåð âåðñèè èíäèêàòîðà
#property version   "1.60"
#property description "Donchian_Fibo_Clouds ñ âîçìîæíîñòüþ èçìåíåíèÿ òàéìôðåéìà âî âõîäíûõ ïàðàìåòðàõ"
//--- îòðèñîâêà èíäèêàòîðà â ãëàâíîì îêíå
#property indicator_chart_window
//+----------------------------------------------+
//| Îáúÿâëåíèå êîíñòàíò                          |
//+----------------------------------------------+
#define RESET 0                                // êîíñòàíòà äëÿ âîçâðàòà òåðìèíàëó êîìàíäû íà ïåðåñ÷åò èíäèêàòîðà
#define INDICATOR_NAME "Donchian_Fibo_Clouds"  // êîíñòàíòà äëÿ èìåíè èíäèêàòîðà
#define SIZE 6                                 // êîíñòàíòà äëÿ êîëè÷åñòâà âûçîâîâ ôóíêöèè CountIndicator â êîäå
//+----------------------------------------------+
//--- êîëè÷åñòâî èíäèêàòîðíûõ áóôåðîâ 12
#property indicator_buffers 12
//---- èñïîëüçîâàíî âñåãî øåñòü ãðàôè÷åñêèõ ïîñòðîåíèé
#property indicator_plots   SIZE
//+----------------------------------------------+
//| Ïàðàìåòðû îòðèñîâêè èíäèêàòîðà 1             |
//+----------------------------------------------+
//--- îòðèñîâêà èíäèêàòîðà â âèäå öâåòíîãî îáëàêà
#property indicator_type1   DRAW_FILLING
//--- â êà÷åñòâå öâåòà èíäèêàòîðà èñïîëüçîâàí
#property indicator_color1  clrDodgerBlue
//--- îòîáðàæåíèå ìåòêè èíäèêàòîðà
#property indicator_label1  "Fibo 1.000"
//+----------------------------------------------+
//| Ïàðàìåòðû îòðèñîâêè èíäèêàòîðà 2             |
//+----------------------------------------------+
//--- îòðèñîâêà èíäèêàòîðà â âèäå öâåòíîãî îáëàêà
#property indicator_type2   DRAW_FILLING
//--- â êà÷åñòâå öâåòà èíäèêàòîðà èñïîëüçîâàí
#property indicator_color2  clrDeepSkyBlue
//--- îòîáðàæåíèå ìåòêè èíäèêàòîðà
#property indicator_label2  "Fibo 0.786"
//+----------------------------------------------+
//| Ïàðàìåòðû îòðèñîâêè èíäèêàòîðà 3             |
//+----------------------------------------------+
//--- îòðèñîâêà èíäèêàòîðà â âèäå öâåòíîãî îáëàêà
#property indicator_type3   DRAW_FILLING
//--- â êà÷åñòâå öâåòà èíäèêàòîðà èñïîëüçîâàí
#property indicator_color3  clrAqua
//--- îòîáðàæåíèå ìåòêè èíäèêàòîðà
#property indicator_label3  "Fibo 0.618"
//+----------------------------------------------+
//| Ïàðàìåòðû îòðèñîâêè èíäèêàòîðà 4             |
//+----------------------------------------------+
//--- îòðèñîâêà èíäèêàòîðà â âèäå öâåòíîãî îáëàêà
#property indicator_type4   DRAW_FILLING
//--- â êà÷åñòâå öâåòà èíäèêàòîðà èñïîëüçîâàí
#property indicator_color4  clrYellow
//--- îòîáðàæåíèå ìåòêè èíäèêàòîðà
#property indicator_label4  "Fibo 0.500"
//+----------------------------------------------+
//| Ïàðàìåòðû îòðèñîâêè èíäèêàòîðà 5             |
//+----------------------------------------------+
//--- îòðèñîâêà èíäèêàòîðà â âèäå öâåòíîãî îáëàêà
#property indicator_type5   DRAW_FILLING
//--- â êà÷åñòâå öâåòà èíäèêàòîðà èñïîëüçîâàí
#property indicator_color5  clrGold
//--- îòîáðàæåíèå ìåòêè èíäèêàòîðà
#property indicator_label5  "Fibo 0.382"
//+----------------------------------------------+
//| Ïàðàìåòðû îòðèñîâêè èíäèêàòîðà 6             |
//+----------------------------------------------+
//--- îòðèñîâêà èíäèêàòîðà â âèäå öâåòíîãî îáëàêà
#property indicator_type6   DRAW_FILLING
//--- â êà÷åñòâå öâåòà èíäèêàòîðà èñïîëüçîâàí
#property indicator_color6  clrRed
//--- îòîáðàæåíèå ìåòêè èíäèêàòîðà
#property indicator_label6  "Fibo 0.214"
//+----------------------------------------------+
//| Îáúÿâëåíèå ïåðå÷èñëåíèé                      |
//+----------------------------------------------+
enum Applied_Extrem //type of extreme points
  {
   HIGH_LOW,
   HIGH_LOW_OPEN,
   HIGH_LOW_CLOSE,
   OPEN_HIGH_LOW,
   CLOSE_HIGH_LOW
  };
//+----------------------------------------------+
//| Âõîäíûå ïàðàìåòðû èíäèêàòîðà                 |
//+----------------------------------------------+ 
input ENUM_TIMEFRAMES TimeFrame=PERIOD_H4; // Ïåðèîä ãðàôèêà èíäèêàòîðà (òàéìôðåéì)
input uint FiboPeriod=72;                  // Period of averaging
input Applied_Extrem Extremes=HIGH_LOW;    // Type of extreme points
input int Margins=-2;
input double Level1=0.786;
input double Level2=0.618;
input double Level3=0.500;
input double Level4=0.382;
input double Level5=0.214;
input int Shift=0; // Ñäâèã èíäèêàòîðà ïî ãîðèçîíòàëè â áàðàõ
//+----------------------------------------------+
//--- îáúÿâëåíèå öåëî÷èñëåííûõ ïåðåìåííûõ íà÷àëà îòñ÷åòà äàííûõ
int min_rates_total;
//--- îáúÿâëåíèå öåëî÷èñëåííûõ ïåðåìåííûõ äëÿ õåíäëîâ èíäèêàòîðîâ
int Ind_Handle;
//+------------------------------------------------------------------+
//| Ïîëó÷åíèå òàéìôðåéìà â âèäå ñòðîêè                               |
//+------------------------------------------------------------------+
string GetStringTimeframe(ENUM_TIMEFRAMES timeframe)
  {return(StringSubstr(EnumToString(timeframe),7,-1));}
//+------------------------------------------------------------------+
//| Êëàññ èíäèêàòîðíûõ áóôåðîâ                                       |
//+------------------------------------------------------------------+  
class CIndBuffers
  {
public:
   double            m_UpBuffer[];
   double            m_DnBuffer[];
  };
//--- îáúÿâëåíèå äèíàìè÷åñêèõ ìàññèâîâ, êîòîðûå â äàëüíåéøåì
//--- áóäóò èñïîëüçîâàíû â êà÷åñòâå èíäèêàòîðíûõ áóôåðîâ
CIndBuffers Ind[SIZE];
//+------------------------------------------------------------------+    
//| Custom indicator initialization function                         | 
//+------------------------------------------------------------------+  
int OnInit()
  {
//--- ïðîâåðêà ïåðèîäîâ ãðàôèêîâ íà êîððåêòíîñòü
   if(!TimeFramesCheck(INDICATOR_NAME,TimeFrame)) return(INIT_FAILED);
//--- èíèöèàëèçàöèÿ ïåðåìåííûõ 
   min_rates_total=2;
//--- ïîëó÷åíèå õåíäëà èíäèêàòîðà Donchian_Fibo_Clouds
   Ind_Handle=iCustom(Symbol(),TimeFrame,"Donchian_Fibo_Clouds",FiboPeriod,Extremes,Margins,Level1,Level2,Level3,Level4,Level5,0);
   if(Ind_Handle==INVALID_HANDLE)
     {
      Print(" Íå óäàëîñü ïîëó÷èòü õåíäë èíäèêàòîðà Donchian_Fibo_Clouds");
      return(INIT_FAILED);
     }
//---
   for(int numb=0; numb<SIZE; numb++)
     {
      int count=numb*2;
      //---- ïðåâðàùåíèå äèíàìè÷åñêèõ ìàññèâîâ â èíäèêàòîðíûå áóôåðû
      SetIndexBuffer(count,Ind[numb].m_UpBuffer,INDICATOR_DATA);
      SetIndexBuffer(count+1,Ind[numb].m_DnBuffer,INDICATOR_DATA);
      //---- îñóùåñòâëåíèå ñäâèãà èíäèêàòîðîâ ïî ãîðèçîíòàëè
      PlotIndexSetInteger(numb,PLOT_SHIFT,Shift);
      //---- óñòàíîâêà çíà÷åíèé èíäèêàòîðà, êîòîðûå íå áóäóò âèäèìû íà ãðàôèêå
      PlotIndexSetDouble(numb,PLOT_EMPTY_VALUE,EMPTY_VALUE);
      //--- èíäåêñàöèÿ ýëåìåíòîâ â áóôåðå êàê â òàéìñåðèè
      ArraySetAsSeries(Ind[numb].m_UpBuffer,true);
      ArraySetAsSeries(Ind[numb].m_DnBuffer,true);
     }
//--- ñîçäàíèå èìåíè äëÿ îòîáðàæåíèÿ â îòäåëüíîì ïîäîêíå è âî âñïëûâàþùåé ïîäñêàçêå
   string shortname;
   StringConcatenate(shortname,INDICATOR_NAME,"(",GetStringTimeframe(TimeFrame),")");
   IndicatorSetString(INDICATOR_SHORTNAME,shortname);
//--- îïðåäåëåíèå òî÷íîñòè îòîáðàæåíèÿ çíà÷åíèé èíäèêàòîðà
   IndicatorSetInteger(INDICATOR_DIGITS,_Digits);
//--- çàâåðøåíèå èíèöèàëèçàöèè
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+  
//| Custom 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(RESET);
   if(BarsCalculated(Ind_Handle)<Bars(Symbol(),TimeFrame)) return(prev_calculated);
//--- èíäåêñàöèÿ ýëåìåíòîâ â ìàññèâàõ êàê â òàéìñåðèÿõ  
   ArraySetAsSeries(time,true);
//---
   for(int numb=0; numb<SIZE; numb++)
      if(!CountIndicator(0,NULL,TimeFrame,Ind_Handle,numb*2,Ind[numb].m_UpBuffer,numb*2+1,Ind[numb].m_DnBuffer,time,rates_total,prev_calculated,min_rates_total))
         return(RESET);
//---     
   return(rates_total);
  }
//+------------------------------------------------------------------+
//| CountLine                                                        |
//+------------------------------------------------------------------+
bool CountIndicator(uint     Numb,            // íîìåð ôóíêöèè CountIndicator ïî ñïèñêó â êîäå èíäèêàòîðà (ñòàðòîâûé íîìåð - 0)
                    string   Symb,            // ñèìâîë ãðàôèêà
                    ENUM_TIMEFRAMES TFrame,   // ïåðèîä ãðàôèêà
                    int      IndHandle,       // õåíäë îáðàáàòûâàåìîãî èíäèêàòîðà
                    uint     UpBuffNumb,      // íîìåð âåðõíåãî áóôåðà îáðàáàòûâàåìîãî èíäèêàòîðà äëÿ îáëàêà
                    double&  UpIndBuf[],      // ïðèåìíûé âåðõíèé áóôåð èíäèêàòîðà äëÿ îáëàêà
                    uint     DnBuffNumb,      // íîìåð íèæíåãî áóôåðà îáðàáàòûâàåìîãî èíäèêàòîðà äëÿ îáëàêà
                    double&  DnIndBuf[],      // ïðèåìíûé íèæíèé áóôåð èíäèêàòîðà äëÿ îáëàêà
                    const datetime& iTime[],  // òàéìñåðèÿ âðåìåíè
                    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 int Min_Rates_Total)// ìèíèìàëüíîå êîëè÷åñòâî èñòîðèè â áàðàõ äëÿ ðàñ÷åòà
  {
//---
   static int LastCountBar[SIZE];
   datetime IndTime[1];
   int limit;
//--- ðàñ÷åòû íåîáõîäèìîãî êîëè÷åñòâà êîïèðóåìûõ äàííûõ
//--- è ñòàðòîâîãî íîìåðà limit äëÿ öèêëà ïåðåñ÷åòà áàðîâ
   if(Prev_Calculated>Rates_Total || Prev_Calculated<=0)// ïðîâåðêà íà ïåðâûé ñòàðò ðàñ÷åòà èíäèêàòîðà
     {
      limit=Rates_Total-Min_Rates_Total-1; // ñòàðòîâûé íîìåð äëÿ ðàñ÷åòà âñåõ áàðîâ
      LastCountBar[Numb]=limit;
     }
   else limit=LastCountBar[Numb]+Rates_Total-Prev_Calculated; // ñòàðòîâûé íîìåð äëÿ ðàñ÷åòà íîâûõ áàðîâ 
//--- îñíîâíîé öèêë ðàñ÷åòà èíäèêàòîðà
   for(int bar=limit; bar>=0 && !IsStopped(); bar--)
     {
      //--- êîïèðóåì âíîâü ïîÿâèâøèåñÿ äàííûå â ìàññèâ IndTime
      if(CopyTime(Symbol(),TFrame,iTime[bar],1,IndTime)<=0) return(RESET);
      //---
      if(iTime[bar]>=IndTime[0] && iTime[bar+1]<IndTime[0])
        {
         LastCountBar[Numb]=bar;
         double UpArr[1],DnArr[1];
         //--- êîïèðóåì âíîâü ïîÿâèâøèåñÿ äàííûå â ìàññèâû
         if(CopyBuffer(IndHandle,UpBuffNumb,iTime[bar],1,UpArr)<=0) return(RESET);
         if(CopyBuffer(IndHandle,DnBuffNumb,iTime[bar],1,DnArr)<=0) return(RESET);

         UpIndBuf[bar]=UpArr[0];
         DnIndBuf[bar]=DnArr[0];
        }
      else
        {
         UpIndBuf[bar]=UpIndBuf[bar+1];
         DnIndBuf[bar]=DnIndBuf[bar+1];
        }
     }
//---     
   return(true);
  }
//+------------------------------------------------------------------+
//| TimeFramesCheck()                                                |
//+------------------------------------------------------------------+    
bool TimeFramesCheck(string IndName,
                     ENUM_TIMEFRAMES TFrame) //Ïåðèîä ãðàôèêà èíäèêàòîðà (òàéìôðåéì)
  {
//--- ïðîâåðêà ïåðèîäîâ ãðàôèêîâ íà êîððåêòíîñòü
   if(TFrame<Period() && TFrame!=PERIOD_CURRENT)
     {
      Print("Ïåðèîä ãðàôèêà äëÿ èíäèêàòîðà "+IndName+" íå ìîæåò áûòü ìåíüøå ïåðèîäà òåêóùåãî ãðàôèêà!");
      Print("Ñëåäóåò èçìåíèòü âõîäíûå ïàðàìåòðû èíäèêàòîðà!");
      return(RESET);
     }
//---
   return(true);
  }
//+------------------------------------------------------------------+