ozymandias_htf_extended

//+------------------------------------------------------------------+
//|              Ozymandias_Extended_HTF (PunkBASSter's edition).mq5 |
//+------------------------------------------------------------------+
#property description "Ozymandias ñ âîçìîæíîñòüþ èçìåíåíèÿ ÒÔ è ïàðàìåòðîâ êàíàëà"
//---
#property indicator_chart_window 
#property indicator_buffers 4 
#property indicator_plots   3
#property indicator_type1   DRAW_COLOR_LINE
#property indicator_type2   DRAW_LINE
#property indicator_type3   DRAW_LINE
//---
#property indicator_style1  STYLE_SOLID
#property indicator_style2  STYLE_SOLID
#property indicator_style3  STYLE_SOLID
//---
#property indicator_color1  clrDeepPink,clrDodgerBlue
#property indicator_color2  clrRosyBrown
#property indicator_color3  clrRosyBrown
//---
#property indicator_width1  3
#property indicator_width2  2
#property indicator_width3  2
//---
#property indicator_label1  "Ozymandias"
#property indicator_label2  "Upper Ozymandias"
#property indicator_label3  "Lower Ozymandias"
//---
#define RESET 0
#define INDICATOR_NAME "Ozymandias"
#define SIZE 1
//---
input    ENUM_TIMEFRAMES TimeFrame=PERIOD_H4;
input    uint Length=2;
input    ENUM_MA_METHOD MAType=MODE_SMA;
input    int Shift=0;
input    double ChannelRatio=1; //ChannelAtrMultiplier
input    int AtrPeriod=100;
//---
double UpIndBuffer[];
double DnIndBuffer[];
double IndBuffer[];
double ColorIndBuffer[];
//---
int min_rates_total;
int Ind_Handle;
//---
string GetStringTimeframe(ENUM_TIMEFRAMES timeframe)
  {
   return(StringSubstr(EnumToString(timeframe),7,-1));
  }
//+------------------------------------------------------------------+    
//| Custom indicator initialization function                         | 
//+------------------------------------------------------------------+  
int OnInit()
  {
   if(!TimeFramesCheck(INDICATOR_NAME,TimeFrame)) return(INIT_FAILED);
//---    
   min_rates_total=2;
//---
   Ind_Handle=iCustom(Symbol(),TimeFrame,"Ozymandias_Extended",Length,MAType,0,ChannelRatio,AtrPeriod);
   if(Ind_Handle==INVALID_HANDLE)
     {
      Print(" Íå óäàëîñü ïîëó÷èòü õåíäë èíäèêàòîðà Ozymandias");
      return(INIT_FAILED);
     }
   IndInit(0,IndBuffer,INDICATOR_DATA);
   IndInit(1,ColorIndBuffer,INDICATOR_COLOR_INDEX);
   IndInit(2,UpIndBuffer,INDICATOR_DATA);
   IndInit(3,DnIndBuffer,INDICATOR_DATA);
//--- èíèöèàëèçàöèÿ èíäèêàòîðîâ
   PlotInit(0,EMPTY_VALUE,0,Shift);
   PlotInit(1,EMPTY_VALUE,0,Shift);
   PlotInit(2,EMPTY_VALUE,0,Shift);
//--- ñîçäàíèå èìåíè äëÿ îòîáðàæåíèÿ â îòäåëüíîì ïîäîêíå è âî âñïëûâàþùåé ïîäñêàçêå
   string shortname;
   StringConcatenate(shortname,INDICATOR_NAME,"(",GetStringTimeframe(TimeFrame),")");
   IndicatorSetString(INDICATOR_SHORTNAME,shortname);
   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[])
  {
   if(rates_total<min_rates_total) return(RESET);
   if(BarsCalculated(Ind_Handle)<Bars(Symbol(),TimeFrame)) return(prev_calculated);
   ArraySetAsSeries(time,true);
//---
   if(!CountIndicator(0,NULL,TimeFrame,Ind_Handle,0,IndBuffer,1,ColorIndBuffer,
      2,UpIndBuffer,3,DnIndBuffer,time,rates_total,prev_calculated,min_rates_total))
      return(RESET);
//---     
   return(rates_total);
  }
//-- Èç îðèãèíàëà https://www.mql5.com/ru/code/viewcode/12604/64355/ozymandias_htf.mq5
//+------------------------------------------------------------------+
//| Èíèöèàëèçàöèÿ èíäèêàòîðíîãî áóôåðà                               |
//+------------------------------------------------------------------+
void IndInit(int Number,double &Buffer[],ENUM_INDEXBUFFER_TYPE Type)
  {
   SetIndexBuffer(Number,Buffer,Type);
   ArraySetAsSeries(Buffer,true);
  }
//+------------------------------------------------------------------+
//| Èíèöèàëèçàöèÿ èíäèêàòîðà                                         |
//+------------------------------------------------------------------+    
void PlotInit(int Number,double Empty_Value,int Draw_Begin,int nShift)
  {
   PlotIndexSetInteger(Number,PLOT_DRAW_BEGIN,Draw_Begin);
   PlotIndexSetDouble(Number,PLOT_EMPTY_VALUE,Empty_Value);
   PlotIndexSetInteger(Number,PLOT_SHIFT,nShift);
  }
//+------------------------------------------------------------------+
//| 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
                    uint     BuffNumb,        // Íîìåð áóôåðà îáðàáàòûâàåìîãî èíäèêàòîðà äëÿ ñðåäíåé ëèíèè
                    double&  IndBuf[],        // Ïðèåìíûé áóôåð èíäèêàòîðà äëÿ ñðåäíåé ëèíèè
                    uint     ColBuffNumb,     // Íîìåð öâåòîâîãî áóôåðà îáðàáàòûâàåìîãî èíäèêàòîðà äëÿ ñðåäíåé ëèíèè
                    double&  ColIndBuf[],     // Ïðèåìíûé öâåòîâîé áóôåð èíäèêàòîðà äëÿ ñðåäíåé ëèíèè
                    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;
//---
   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 Arr[1],ColArr[1],UpArr[1],DnArr[1];
         //--- êîïèðóåì âíîâü ïîÿâèâøèåñÿ äàííûå â ìàññèâû
         if(CopyBuffer(IndHandle,BuffNumb,iTime[bar],1,Arr)<=0) return(RESET);
         if(CopyBuffer(IndHandle,ColBuffNumb,iTime[bar],1,ColArr)<=0) return(RESET);
         if(CopyBuffer(IndHandle,UpBuffNumb,iTime[bar],1,UpArr)<=0) return(RESET);
         if(CopyBuffer(IndHandle,DnBuffNumb,iTime[bar],1,DnArr)<=0) return(RESET);
         //---
         IndBuf[bar]=Arr[0];
         ColIndBuf[bar]=ColArr[0];
         UpIndBuf[bar]=UpArr[0];
         DnIndBuf[bar]=DnArr[0];
        }
      else
        {
         int bar1=bar+1;
         IndBuf[bar]=IndBuf[bar1];
         ColIndBuf[bar]=ColIndBuf[bar1];
         UpIndBuf[bar]=UpIndBuf[bar1];
         DnIndBuf[bar]=DnIndBuf[bar1];
        }
     }
//---     
   return(true);
  }
//+------------------------------------------------------------------+
//| TimeFramesCheck()                                                |
//+------------------------------------------------------------------+    
bool TimeFramesCheck(string IndName,ENUM_TIMEFRAMES TFrame)
  {
   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);
  }
//+------------------------------------------------------------------+