ma_rounding_channel_htf

//+------------------------------------------------------------------+ 
//|                                      MA_Rounding_Channel_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   "1.00"
#property description "Èíäèêàòîð MA_Rounding_Channel 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 "MA_Rounding_Channel"         // êîíñòàíòà äëÿ èìåíè èíäèêàòîðà
#define SIZE 1                                       // êîíñòàíòà äëÿ êîëè÷åñòâà âûçîâîâ ôóíêöèè CountIndicator
#define INDTOTAL 3                                   // êîíñòàíòà äëÿ êîëè÷åñòâà îòîáðàæàåìûõ ìóâèíãîâ
//+----------------------------------------------+
//---- êîëè÷åñòâî èíäèêàòîðíûõ áóôåðîâ
#property indicator_buffers INDTOTAL 
//---- èñïîëüçîâàíî âñåãî îäíî ãðàôè÷åñêîå ïîñòðîåíèå
#property indicator_plots   INDTOTAL
//+----------------------------------------------+
//| Ïàðàìåòðû îòðèñîâêè èíäèêàòîðà               |
//+----------------------------------------------+
//---- îòðèñîâêà èíäèêàòîðà â âèäå ëèíèè
#property indicator_type1   DRAW_LINE
//---- â êà÷åñòâå öâåòà ëèíèè èíäèêàòîðà èñïîëüçîâàí DarkViolet öâåò
#property indicator_color1 clrDarkViolet
//---- ëèíèÿ èíäèêàòîðà - íåïðåðûâíàÿ êðèâàÿ
#property indicator_style1  STYLE_SOLID
//---- òîëùèíà ëèíèè èíäèêàòîðà ðàâíà 3
#property indicator_width1  3
//---- îòîáðàæåíèå ìåòêè èíäèêàòîðà
#property indicator_label1  "MA Rounding"
//+----------------------------------------------+
//| Ïàðàìåòðû îòðèñîâêè âåðõíåé ëèíèè            |
//+----------------------------------------------+
//---- îòðèñîâêà èíäèêàòîðà 2 â âèäå ëèíèè
#property indicator_type2   DRAW_ARROW
//---- â êà÷åñòâå öâåòà âåðõíåé ëèíèè èíäèêàòîðà èñïîëüçîâàí ãîëóáîé öâåò
#property indicator_color2  clrDodgerBlue
//---- òîëùèíà ëèíèè èíäèêàòîðà 2 ðàâíà 3
#property indicator_width2  3
//---- îòîáðàæåíèå áû÷üåé ìåòêè èíäèêàòîðà
#property indicator_label2  "Up MA Rounding"
//+----------------------------------------------+
//| Ïàðàìåòðû îòðèñîâêè íèæíåé ëèíèè             |
//+----------------------------------------------+
//---- îòðèñîâêà èíäèêàòîðà 3 â âèäå ëèíèè
#property indicator_type3   DRAW_ARROW
//---- â êà÷åñòâå öâåòà íèæíåé ëèíèè èíäèêàòîðà èñïîëüçîâàí êðàñíûé öâåò
#property indicator_color3  clrRed
//---- ëèíèÿ èíäèêàòîðà 3 - íåïðåðûâíàÿ êðèâàÿ
#property indicator_style3  STYLE_SOLID
//---- òîëùèíà ëèíèè èíäèêàòîðà 3 ðàâíà 3
#property indicator_width3 3 
//---- îòîáðàæåíèå ìåäâåæüåé ìåòêè èíäèêàòîðà
#property indicator_label3  "Down MA Rounding"
//+----------------------------------------------+
//| Îáúÿâëåíèå ïåðå÷èñëåíèé                      |
//+----------------------------------------------+
enum Applied_price_ //Òèï êîíñòàíòû
  {
   PRICE_CLOSE_ = 1,     //Close
   PRICE_OPEN_,          //Open
   PRICE_HIGH_,          //High
   PRICE_LOW_,           //Low
   PRICE_MEDIAN_,        //Median Price (HL/2)
   PRICE_TYPICAL_,       //Typical Price (HLC/3)
   PRICE_WEIGHTED_,      //Weighted Close (HLCC/4)
   PRICE_SIMPL_,         //Simple Price (OC/2)
   PRICE_QUARTER_,       //Quarted Price (HLOC/4) 
   PRICE_TRENDFOLLOW0_,  //TrendFollow_1 Price 
   PRICE_TRENDFOLLOW1_,  //TrendFollow_2 Price 
   PRICE_DEMARK_         //Demark Price 
  };
//+----------------------------------------------+
//| Îáúÿâëåíèå ïåðå÷èñëåíèé                      |
//+----------------------------------------------+
enum Smooth_Method
  {
   MODE_SMA_,  //SMA
   MODE_EMA_,  //EMA
   MODE_SMMA_, //SMMA
   MODE_LWMA_, //LWMA
   MODE_JJMA,  //JJMA
   MODE_JurX,  //JurX
   MODE_ParMA, //ParMA
   MODE_T3,    //T3
   MODE_VIDYA, //VIDYA
   MODE_AMA,   //AMA
  };
//+----------------------------------------------+
//| Âõîäíûå ïàðàìåòðû èíäèêàòîðà                 |
//+----------------------------------------------+ 
input ENUM_TIMEFRAMES TimeFrame=PERIOD_H4; // Ïåðèîä ãðàôèêà èíäèêàòîðà
input Smooth_Method XMA_Method=MODE_SMA;   // Ìåòîä óñðåäíåíèÿ
input int XLength=12; // Ãëóáèíà ñãëàæèâàíèÿ
input int XPhase=15;  // Ïàðàìåòð ñãëàæèâàíèÿ
//--- äëÿ JJMA èçìåíÿþùèéñÿ â ïðåäåëàõ -100 ... +100, âëèÿåò íà êà÷åñòâî ïåðåõîäíîãî ïðîöåññà;
//--- äëÿ VIDIA ýòî ïåðèîä CMO, äëÿ AMA ýòî ïåðèîä ìåäëåííîé ñêîëüçÿùåé
input Applied_price_ IPC=PRICE_CLOSE; // Öåíîâàÿ êîíñòàíòà
input uint MaRound=50; // Êîýôôèöèåíò îêðóãëåíèÿ
input int    ATRPeriod=12; // Ïåðèîä ATR äëÿ øèðèíû êàíàëà
input double ATR_Factor=1.0; // Êîýôôèöèåíò äåâèàöèè êàíàëà
input bool  ChanContinuity=false; // Íåïðåðûâíîñòü êàíàëà
input int Shift=0; // Ñäâèã èíäèêàòîðà ïî ãîðèçîíòàëè â áàðàõ
//+----------------------------------------------+
//---- îáúÿâëåíèå äèíàìè÷åñêèõ ìàññèâîâ, êîòîðûå áóäóò â 
//---- äàëüíåéøåì èñïîëüçîâàíû â êà÷åñòâå èíäèêàòîðíûõ áóôåðîâ
double IndBuffer[];
double ColorIndBuffer[];
//---- îáúÿâëåíèå ñòðîêîâûõ ïåðåìåííûõ
string Symbol_,Word;
//---- 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_LineBuffer[];
   //--- 
  };
//--- îáúÿâëåíèå äèíàìè÷åñêèõ ìàññèâîâ, êîòîðûå â äàëüíåéøåì
//--- áóäóò èñïîëüçîâàíû â êà÷åñòâå èíäèêàòîðíûõ áóôåðîâ
CIndBuffers Ind[INDTOTAL];
//+------------------------------------------------------------------+    
//| 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;
   Symbol_=NULL;
   Word=INDICATOR_NAME+" èíäèêàòîð: "+Symbol_+StringSubstr(EnumToString(_Period),7,-1);
//---- ïîëó÷åíèå õåíäëà èíäèêàòîðà MA_Rounding_Channel
   Ind_Handle=iCustom(Symbol(),TimeFrame,INDICATOR_NAME,XMA_Method,XLength,XPhase,IPC,MaRound,ATRPeriod,ATR_Factor,ChanContinuity,0);
   if(Ind_Handle==INVALID_HANDLE)
     {
      Print(" Íå óäàëîñü ïîëó÷èòü õåíäë èíäèêàòîðà MA_Rounding_Channel");
      return(INIT_FAILED);
     }
//---- èíèöèàëèçàöèÿ èíäèêàòîðíûõ áóôåðîâ
   for(int count=0; count<INDTOTAL; count++) IndInit(count,Ind[count].m_LineBuffer,0.0,min_rates_total,Shift);
//---- 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);
//---- èíäåêñàöèÿ ýëåìåíòîâ â ìàññèâàõ êàê â òàéìñåðèÿõ  
   ArraySetAsSeries(time,true);
//----
   if(!CountIndicator(0,NULL,TimeFrame,Ind_Handle,time,rates_total,prev_calculated,min_rates_total)) return(RESET);
//----     
   return(rates_total);
  }
//+------------------------------------------------------------------+
//| Èíèöèàëèçàöèÿ èíäèêàòîðíîãî áóôåðà                               |
//+------------------------------------------------------------------+    
void IndInit(int Number,double &Buffer[],double Empty_Value,int Draw_Begin,int nShift)
  {
//---- ïðåâðàùåíèå äèíàìè÷åñêèõ ìàññèâîâ â èíäèêàòîðíûå áóôåðû
   SetIndexBuffer(Number,Buffer,INDICATOR_DATA);
//---- îñóùåñòâëåíèå ñäâèãà íà÷àëà îòñ÷åòà îòðèñîâêè èíäèêàòîðà
   PlotIndexSetInteger(Number,PLOT_DRAW_BEGIN,Draw_Begin);
//---- óñòàíîâêà çíà÷åíèé èíäèêàòîðà, êîòîðûå íå áóäóò âèäèìû íà ãðàôèêå
   PlotIndexSetDouble(Number,PLOT_EMPTY_VALUE,Empty_Value);
//---- îñóùåñòâëåíèå ñäâèãà èíäèêàòîðà ïî ãîðèçîíòàëè íà Shift
   PlotIndexSetInteger(Number,PLOT_SHIFT,nShift);
//---- èíäåêñàöèÿ ýëåìåíòîâ â áóôåðàõ êàê â òàéìñåðèÿõ
   ArraySetAsSeries(Buffer,true);
//---- îòîáðàæåíèå ìåòîê èíäèêàòîðîâ
   PlotIndexSetString(Number,PLOT_LABEL,"Line "+string(Number+1));
  }
//+------------------------------------------------------------------+
//| CountLine                                                        |
//+------------------------------------------------------------------+
bool CountIndicator(uint     Numb,            // íîìåð ôóíêöèè CountLine ïî ñïèñêó â êîäå èíäèêàòîðà (ñòàðòîâûé íîìåð - 0)
                    string   Symb,            // ñèìâîë ãðàôèêà
                    ENUM_TIMEFRAMES TFrame,   // ïåðèîä ãðàôèêà
                    int      IndHandle,       // õåíäë îáðàáàòûâàåìîãî èíäèêàòîðà
                    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--)
     {
      //---- îáíóëèì ñîäåðæèìîå èíäèêàòîðíûõ áóôåðîâ äî ðàñ÷åòà
      for(int count=0; count<INDTOTAL; count++) Ind[count].m_LineBuffer[bar]=EMPTY_VALUE;
      //---- 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;
         //----
         for(int count=0; count<INDTOTAL; count++)
           {
            double Arr[1];
            //---- êîïèðóåì âíîâü ïîÿâèâøèåñÿ äàííûå â ìàññèâû
            if(CopyBuffer(IndHandle,count,iTime[bar],1,Arr)<=0) return(RESET);
            Ind[count].m_LineBuffer[bar]=Arr[0];
           }
        }
      else for(int count=0; count<INDTOTAL; count++) Ind[count].m_LineBuffer[bar]=Ind[count].m_LineBuffer[bar+1];
     }
//----     
   return(true);
  }
//+------------------------------------------------------------------+
//| TimeFramesCheck()                                                |
//+------------------------------------------------------------------+    
bool TimeFramesCheck(string IndName,
                     ENUM_TIMEFRAMES TFrame) // ïåðèîä ãðàôèêà èíäèêàòîðà
  {
//---- 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);
  }
//+------------------------------------------------------------------+