Background_StreamfCandles

ÿþ//+------------------------------------------------------------------+ 

//|                                Background_Stream!Candles_HTF.mq5 | 

//|                               Copyright © 2017, Nikolay Kositsin | 

//|                              Khabarovsk,   farria@mail.redcom.ru | 

//+------------------------------------------------------------------+ 

#property copyright "Copyright © 2017, Nikolay Kositsin"

#property link "farria@mail.redcom.ru"

//---- =><5@ 25@A88 8=48:0B>@0

#property version   "1.00"

#property description "=48:0B>@ A25G5: C  ! " Stream!Candles A 2>7<>6=>ABLN 87<5=5=8O B09<D@59<0 2> 2E>4=KE ?0@0<5B@0E"

//---- >B@8A>2:0 8=48:0B>@0 2 >A=>2=>< >:=5

#property indicator_chart_window

//---- :>;8G5AB2> 8=48:0B>@=KE 1CD5@>2 12

#property indicator_buffers 12 

//---- 8A?>;L7>20=> H5ABL 3@0D8G5A:8E ?>AB@>5=89

#property indicator_plots   6

//+----------------------------------------------+

//|  >1JO2;5=85 :>=AB0=B                         |

//+----------------------------------------------+

#define RESET 0                                              // >=AB0=B0 4;O 2>72@0B0 B5@<8=0;C :><0=4K =0 ?5@5AGQB 8=48:0B>@0

#define INDICATOR_NAME "Background!andle_Stream!Candles"     // >=AB0=B0 4;O 8<5=8 8=48:0B>@0

#define SIZE  1                                              // >=AB0=B0 4;O :>;8G5AB20 2K7>2>2 DC=:F88 CountIndicator 2 :>45

#define EMPTYVALUE 0                                         // >=AB0=B0 4;O =5>B>1@0605<KE 7=0G5=89 8=48:0B>@0

//+----------------------------------------------+

//|  0@0<5B@K >B@8A>2:8 8=48:0B>@0 1            |

//+----------------------------------------------+

//---- >B@8A>2:0 8=48:0B>@0 2 2845 F25B=>3> >1;0:0

#property indicator_type1   DRAW_FILLING

//---- 2 :0G5AB25 F25B0 8=48:0B>@0 8A?>;L7>20=

#property indicator_color1  clrLime,clrHotPink

//---- ;8=8O 8=48:0B>@0 - =5?@5@K2=0O :@820O

#property indicator_style1  STYLE_SOLID

//---- >B>1@065=85 <5B:8 8=48:0B>@0

#property indicator_label1  "Upper Shade"

//+----------------------------------------------+

//|  0@0<5B@K >B@8A>2:8 8=48:0B>@0 2            |

//+----------------------------------------------+

//---- >B@8A>2:0 8=48:0B>@0 2 2845 F25B=>3> >1;0:0

#property indicator_type2   DRAW_FILLING

//---- 2 :0G5AB25 F25B0 8=48:0B>@0 8A?>;L7>20=

#property indicator_color2  clrMediumSeaGreen,clrRed

//---- ;8=8O 8=48:0B>@0 - =5?@5@K2=0O :@820O

#property indicator_style2  STYLE_SOLID

//---- >B>1@065=85 <5B:8 8=48:0B>@0

#property indicator_label2  "Body"

//+----------------------------------------------+

//|  0@0<5B@K >B@8A>2:8 8=48:0B>@0 3            |

//+----------------------------------------------+

//---- >B@8A>2:0 8=48:0B>@0 2 2845 F25B=>3> >1;0:0

#property indicator_type3   DRAW_FILLING

//---- 2 :0G5AB25 F25B0 8=48:0B>@0 8A?>;L7>20=

#property indicator_color3  clrLime,clrHotPink

//---- ;8=8O 8=48:0B>@0 - =5?@5@K2=0O :@820O

#property indicator_style3  STYLE_SOLID

//---- >B>1@065=85 <5B:8 8=48:0B>@0

#property indicator_label3  "Lower Shade"

//+----------------------------------------------+

//|  0@0<5B@K >B@8A>2:8 8=48:0B>@0 4            |

//+----------------------------------------------+

//---- >B@8A>2:0 8=48:0B>@0 2 2845 F25B=>3> >1;0:0

#property indicator_type4   DRAW_FILLING

//---- 2 :0G5AB25 F25B0 8=48:0B>@0 8A?>;L7>20=

#property indicator_color4  clrLime,clrHotPink

//---- ;8=8O 8=48:0B>@0 - =5?@5@K2=0O :@820O

#property indicator_style4  STYLE_SOLID

//---- >B>1@065=85 <5B:8 8=48:0B>@0

#property indicator_label4  "Upper Shade"

//+----------------------------------------------+

//|  0@0<5B@K >B@8A>2:8 8=48:0B>@0 5            |

//+----------------------------------------------+

//---- >B@8A>2:0 8=48:0B>@0 2 2845 F25B=>3> >1;0:0

#property indicator_type5   DRAW_FILLING

//---- 2 :0G5AB25 F25B0 8=48:0B>@0 8A?>;L7>20=

#property indicator_color5  clrMediumSeaGreen,clrRed

//---- ;8=8O 8=48:0B>@0 - =5?@5@K2=0O :@820O

#property indicator_style5  STYLE_SOLID

//---- >B>1@065=85 <5B:8 8=48:0B>@0

#property indicator_label5  "Body"

//+----------------------------------------------+

//|  0@0<5B@K >B@8A>2:8 8=48:0B>@0 6            |

//+----------------------------------------------+

//---- >B@8A>2:0 8=48:0B>@0 2 2845 F25B=>3> >1;0:0

#property indicator_type6   DRAW_FILLING

//---- 2 :0G5AB25 F25B0 8=48:0B>@0 8A?>;L7>20=

#property indicator_color6  clrLime,clrHotPink

//---- ;8=8O 8=48:0B>@0 - =5?@5@K2=0O :@820O

#property indicator_style6  STYLE_SOLID

//---- >B>1@065=85 <5B:8 8=48:0B>@0

#property indicator_label6  "Lower Shade"

//+----------------------------------------------+

//|  >1JO2;5=85 ?5@5G8A;5=89                     |

//+----------------------------------------------+

enum ENUM_APPLIED_VOLUME_      //"8? :>=AB0=BK

  {

   VOLUME_TICK_=0,     //VOLUME_TICK

   VOLUME_REAL_,       //VOLUME_REAL

   VOLUME_NONE         //57 >1JQ<>2

  };

//+----------------------------------------------+

//|  >1JO2;5=85 ?5@5G8A;5=89                     |

//+----------------------------------------------+

enum ENUM_MODE      //"8? :>=AB0=BK

  {

   OPENCLOSE=0,     //@07<5@ B5;0 A25G8

   LOWHIGH          //?>;=K9 @07<5@ A25G8 A B5=O<8

  };

//+----------------------------------------------+

//|  %+  " + "                 |

//+----------------------------------------------+ 

input ENUM_TIMEFRAMES TimeFrame=PERIOD_H4;  //5@8>4 3@0D8:0 8=48:0B>@0

//+----------------------------------------------+

//|  %+  " + "                 |

//+----------------------------------------------+

input ENUM_MODE Candles_Mode=OPENCLOSE;              //20@80=B @07<5@0

input uint Candles_Size=1000;                        //<8=8<0;L=K9 @07<5@ A25G8 4;O A@010BK20=8O

input ENUM_APPLIED_VOLUME_ VolumeType=VOLUME_TICK_;  //>1JQ< 

input uint NumberofBar=1;                            //><5@ 10@0 4;O ?>40G8 A83=0;0

input bool SoundON=true;                             // 07@5H5=85 0;5@B0

input uint NumberofAlerts=2;                         //>;8G5AB2> 0;5@B>2

input bool EMailON=false;                            // 07@5H5=85 ?>GB>2>9 >B?@02:8 A83=0;0

input bool PushON=false;                             // 07@5H5=85 >B?@02:8 A83=0;0 =0 <>18;L=K9

input int    Shift=0;                                // A4283 8=48:0B>@0 ?> 3>@87>=B0;8 2 10@0E

//+----------------------------------------------+

//---- >1JO2;5=85 48=0<8G5A:8E <0AA82>2, :>B>@K5 1C4CB 2 

// 40;L=59H5< 8A?>;L7>20=K 2 :0G5AB25 8=48:0B>@=KE 1CD5@>2

double ExtA1Buffer[];

double ExtB1Buffer[];

double ExtA2Buffer[];

double ExtB2Buffer[];

double ExtA3Buffer[];

double ExtB3Buffer[];

double ExtA4Buffer[];

double ExtB4Buffer[];

double ExtA5Buffer[];

double ExtB5Buffer[];

double ExtA6Buffer[];

double ExtB6Buffer[];

//---- 1JO2;5=85 F5;KE ?5@5<5==KE =0G0;0 >BAGQB0 40==KE

int min_rates_total;

//---- 1JO2;5=85 F5;KE ?5@5<5==KE 4;O E5=4;>2 8=48:0B>@>2

int Ind_Handle;

//+------------------------------------------------------------------+    

//| Custom indicator initialization function                         | 

//+------------------------------------------------------------------+  

int OnInit()

  {

//---- ?@>25@:0 ?5@8>4>2 3@0D8:>2 =0 :>@@5:B=>ABL

   if(!TimeFramesCheck(INDICATOR_NAME,TimeFrame)) return(INIT_FAILED);



//---- =8F80;870F8O ?5@5<5==KE 

   min_rates_total=2;



//---- ?>;CG5=85 E5=4;0 8=48:0B>@0 Stream!Candles

   Ind_Handle=iCustom(Symbol(),TimeFrame,"Stream!Candles",Candles_Mode,Candles_Size,VolumeType,NumberofBar,SoundON,NumberofAlerts,EMailON,PushON);

   if(Ind_Handle==INVALID_HANDLE)

     {

      Print(" 5 C40;>AL ?>;CG8BL E5=4; 8=48:0B>@0 Stream!Candles");

      return(INIT_FAILED);

     }



//---- ?@52@0I5=85 48=0<8G5A:8E <0AA82>2 2 8=48:0B>@=K5 1CD5@K

   ArrayInit(0,ExtA1Buffer);

   ArrayInit(1,ExtB1Buffer);

   ArrayInit(2,ExtA2Buffer);

   ArrayInit(3,ExtB2Buffer);

   ArrayInit(4,ExtA3Buffer);

   ArrayInit(5,ExtB3Buffer);

   ArrayInit(6,ExtA4Buffer);

   ArrayInit(7,ExtB4Buffer);

   ArrayInit(8,ExtA5Buffer);

   ArrayInit(9,ExtB5Buffer);

   ArrayInit(10,ExtA6Buffer);

   ArrayInit(11,ExtB6Buffer);



//---- 8=8F80;870F8O 8=48:0B>@>2

   PlotInit(0,2,Shift);

   PlotInit(1,2,Shift);

   PlotInit(2,2,Shift);

   PlotInit(3,2,Shift);

   PlotInit(4,2,Shift);

   PlotInit(5,2,Shift);



//---- A>740=85 8<5=8 4;O >B>1@065=8O 2 >B45;L=>< ?>4>:=5 8 2> 2A?;K20NI59 ?>4A:07:5

   string shortname;

   StringConcatenate(shortname,INDICATOR_NAME,"(",EnumToString(TimeFrame),")");

   IndicatorSetString(INDICATOR_SHORTNAME,shortname);



//---- >?@545;5=85 B>G=>AB8 >B>1@065=8O 7=0G5=89 8=48:0B>@0

   IndicatorSetInteger(INDICATOR_DIGITS,_Digits);



//---- 7025@H5=85 8=8F80;870F88

   return(INIT_SUCCEEDED);

  }

//+------------------------------------------------------------------+  

//| Custom iteration function                                        | 

//+------------------------------------------------------------------+  

int OnCalculate(

                const int rates_total,    // :>;8G5AB2> 8AB>@88 2 10@0E =0 B5:CI5< B8:5

                const int prev_calculated,// :>;8G5AB2> 8AB>@88 2 10@0E =0 ?@54K4CI5< B8:5

                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[]

                )

  {

//---- ?@>25@:0 :>;8G5AB20 10@>2 =0 4>AB0B>G=>ABL 4;O @0AGQB0

   if(rates_total<min_rates_total) return(RESET);



//---- 8=45:A0F8O M;5<5=B>2 2 <0AA820E :0: 2 B09<A5@8OE  

   ArraySetAsSeries(time,true);



//----

   if(!CountIndicator(0,Symbol(),TimeFrame,Ind_Handle,

      ExtA1Buffer,ExtB1Buffer,ExtA2Buffer,ExtB2Buffer,

      ExtA3Buffer,ExtB3Buffer,ExtA4Buffer,ExtB4Buffer,

      ExtA5Buffer,ExtB5Buffer,ExtA6Buffer,ExtB6Buffer,

      time,rates_total,prev_calculated,min_rates_total)) return(RESET);

//----     

   return(rates_total);

  }

//+------------------------------------------------------------------+

//| CountLine                                                        |

//+------------------------------------------------------------------+

bool CountIndicator(

                    uint     Numb,             // ><5@ DC=:F88 CountLine ?> A?8A:C 2 :>45 8=48:0B>@0 (AB0@B>2K9 =><5@ - 0)

                    string   Symb,             // !8<2>; 3@0D8:0

                    ENUM_TIMEFRAMES TFrame,    // 5@8>4 3@0D8:0

                    int      IndHandle,        // %5=4; >1@010BK205<>3> 8=48:0B>@0

                    double&  ExtA1Buff[],      // @8Q<=K9 1CD5@ 8=48:0B>@0 1

                    double&  ExtB1Buff[],      // @8Q<=K9 1CD5@ 8=48:0B>@0 2

                    double&  ExtA2Buff[],      // @8Q<=K9 1CD5@ 8=48:0B>@0 3

                    double&  ExtB2Buff[],      // @8Q<=K9 1CD5@ 8=48:0B>@0 4

                    double&  ExtA3Buff[],      // @8Q<=K9 1CD5@ 8=48:0B>@0 5

                    double&  ExtB3Buff[],      // @8Q<=K9 1CD5@ 8=48:0B>@0 6

                    double&  ExtA4Buff[],      // @8Q<=K9 1CD5@ 8=48:0B>@0 7

                    double&  ExtB4Buff[],      // @8Q<=K9 1CD5@ 8=48:0B>@0 8

                    double&  ExtA5Buff[],      // @8Q<=K9 1CD5@ 8=48:0B>@0 9

                    double&  ExtB5Buff[],      // @8Q<=K9 1CD5@ 8=48:0B>@0 10

                    double&  ExtA6Buff[],      // @8Q<=K9 1CD5@ 8=48:0B>@0 11

                    double&  ExtB6Buff[],      // @8Q<=K9 1CD5@ 8=48:0B>@0 11

                    const datetime &Time[],    // "09<A5@8O 2@5<5=8

                    const int Rates_Total,     // :>;8G5AB2> 8AB>@88 2 10@0E =0 B5:CI5< B8:5

                    const int Prev_Calculated, // :>;8G5AB2> 8AB>@88 2 10@0E =0 ?@54K4CI5< B8:5

                    const int Min_Rates_Total) // <8=8<0;L=>5 :>;8G5AB2> 8AB>@88 2 10@0E 4;O @0AGQB0

//---- 

  {

//----

   static int Sign;

   static datetime LastTime;

   static int LastCountBar[SIZE];

   double iOpen[1],iLow[1],iHigh[1],iClose[1],iIndClose[1],iIndOpen[1];

   datetime iTime[1];

   int limit;



//---- @0AGQBK =5>1E>48<>3> :>;8G5AB20 :>?8@C5<KE 40==KE 8

//AB0@B>2>3> =><5@0 limit 4;O F8:;0 ?5@5AGQB0 10@>2

   if(Prev_Calculated>Rates_Total || Prev_Calculated<=0)// ?@>25@:0 =0 ?5@2K9 AB0@B @0AGQB0 8=48:0B>@0

     {

      limit=Rates_Total-Min_Rates_Total-1; // AB0@B>2K9 =><5@ 4;O @0AGQB0 2A5E 10@>2

      LastCountBar[Numb]=limit;

      LastTime=0;

      Sign=1;

     }

   else limit=LastCountBar[Numb]+Rates_Total-Prev_Calculated; // AB0@B>2K9 =><5@ 4;O @0AGQB0 =>2KE 10@>2 



//---- >A=>2=>9 F8:; @0AGQB0 8=48:0B>@0

   for(int bar=limit; bar>=0 && !IsStopped(); bar--)

     {

      //---- :>?8@C5< 2=>2L ?>O282H85AO 40==K5 2 <0AA82 IndTime

      if(CopyTime(Symbol(),TFrame,Time[bar],1,iTime)<=0) return(RESET);



      if(Time[bar]>=iTime[0] && Time[bar+1]<iTime[0])

        {

         LastCountBar[Numb]=bar;

         if(iTime[0]!=LastTime)

           {

            LastTime=iTime[0];

            Sign*=(-1);

           }



         //---- :>?8@C5< 2=>2L ?>O282H85AO 40==K5 2 <0AA82K

         if(CopyBuffer(IndHandle,3,Time[bar],1,iIndClose)<=0) return(RESET);

         if(CopyBuffer(IndHandle,0,Time[bar],1,iIndOpen)<=0) return(RESET);

         if(CopyOpen(Symbol(),TFrame,Time[bar],1,iOpen)<=0) return(RESET);

         if(CopyLow(Symbol(),TFrame,Time[bar],1,iLow)<=0) return(RESET);

         if(CopyHigh(Symbol(),TFrame,Time[bar],1,iHigh)<=0) return(RESET);

         if(CopyClose(Symbol(),TFrame,Time[bar],1,iClose)<=0) return(RESET);



         double mathmax=MathMax(iOpen[0],iClose[0]);

         double mathmin=MathMin(iOpen[0],iClose[0]);



         if(Sign>0)

           {

            if(iIndClose[0]>=iIndOpen[0])

              {

               ExtA1Buff[bar]=iHigh[0];

               ExtB1Buff[bar]=mathmax;

               ExtA2Buff[bar]=mathmax;

               ExtB2Buff[bar]=mathmin;

               ExtA3Buff[bar]=mathmin;

               ExtB3Buff[bar]=iLow[0];

              }



            if(iIndOpen[0]>iIndClose[0])

              {

               ExtB1Buff[bar]=iHigh[0];

               ExtA1Buff[bar]=mathmax;

               ExtB2Buff[bar]=mathmax;

               ExtA2Buff[bar]=mathmin;

               ExtB3Buff[bar]=mathmin;

               ExtA3Buff[bar]=iLow[0];

              }



            if(!iIndClose[0] && !iIndOpen[0])

              {

               ExtB1Buff[bar]=EMPTYVALUE;

               ExtA1Buff[bar]=EMPTYVALUE;

               ExtA2Buff[bar]=EMPTYVALUE;

               ExtB2Buff[bar]=EMPTYVALUE;

               ExtB3Buff[bar]=EMPTYVALUE;

               ExtA3Buff[bar]=EMPTYVALUE;

              }



            ExtA4Buff[bar]=EMPTYVALUE;

            ExtB4Buff[bar]=EMPTYVALUE;

            ExtA5Buff[bar]=EMPTYVALUE;

            ExtB5Buff[bar]=EMPTYVALUE;

            ExtA6Buff[bar]=EMPTYVALUE;

            ExtB6Buff[bar]=EMPTYVALUE;

           }

         else

           {

            if(iIndClose[0]>=iIndOpen[0])

              {

               ExtA4Buff[bar]=iHigh[0];

               ExtB4Buff[bar]=mathmax;

               ExtA5Buff[bar]=mathmax;

               ExtB5Buff[bar]=mathmin;

               ExtA6Buff[bar]=mathmin;

               ExtB6Buff[bar]=iLow[0];

              }



            if(iIndOpen[0]>iIndClose[0])

              {

               ExtB4Buff[bar]=iHigh[0];

               ExtA4Buff[bar]=mathmax;

               ExtB5Buff[bar]=mathmax;

               ExtA5Buff[bar]=mathmin;

               ExtB6Buff[bar]=mathmin;

               ExtA6Buff[bar]=iLow[0];

              }



            if(!iIndClose[0] && !iIndOpen[0])

              {

               ExtB4Buff[bar]=EMPTYVALUE;

               ExtA4Buff[bar]=EMPTYVALUE;

               ExtA5Buff[bar]=EMPTYVALUE;

               ExtB5Buff[bar]=EMPTYVALUE;

               ExtB6Buff[bar]=EMPTYVALUE;

               ExtA6Buff[bar]=EMPTYVALUE;

              }



            ExtA1Buff[bar]=EMPTYVALUE;

            ExtB1Buff[bar]=EMPTYVALUE;

            ExtA2Buff[bar]=EMPTYVALUE;

            ExtB2Buff[bar]=EMPTYVALUE;

            ExtA3Buff[bar]=EMPTYVALUE;

            ExtB3Buff[bar]=EMPTYVALUE;

           }

        }

      else

        {

         int bar1=bar+1;

         ExtA1Buff[bar]=ExtA1Buff[bar1];

         ExtB1Buff[bar]=ExtB1Buff[bar1];

         ExtA2Buff[bar]=ExtA2Buff[bar1];

         ExtB2Buff[bar]=ExtB2Buff[bar1];

         ExtA3Buff[bar]=ExtA3Buff[bar1];

         ExtB3Buff[bar]=ExtB3Buff[bar1];

         ExtA4Buff[bar]=ExtA4Buff[bar1];

         ExtB4Buff[bar]=ExtB4Buff[bar1];

         ExtA5Buff[bar]=ExtA5Buff[bar1];

         ExtB5Buff[bar]=ExtB5Buff[bar1];

         ExtA6Buff[bar]=ExtA6Buff[bar1];

         ExtB6Buff[bar]=ExtB6Buff[bar1];

        }

     }

//----     

   return(true);

  }

//+------------------------------------------------------------------+

//| PlotInit()                                                       |

//+------------------------------------------------------------------+    

void PlotInit(

              uint PlotNumber,

              int DrawBegin,

              int PlotShift

              )

  {

//---- >ACI5AB2;5=85 A42830 =0G0;0 >BAGQB0 >B@8A>2:8 8=48:0B>@0

   PlotIndexSetInteger(PlotNumber,PLOT_DRAW_BEGIN,DrawBegin);

//---- >ACI5AB2;5=85 A42830 8=48:0B>@0 1 ?> 3>@87>=B0;8 =0 Shift

   PlotIndexSetInteger(PlotNumber,PLOT_SHIFT,PlotShift);

//----

  }

//+------------------------------------------------------------------+

//| ArrayInit()                                                      |

//+------------------------------------------------------------------+    

void ArrayInit(

               uint ArrNumber,

               double &Array[]

               )

  {

//---- ?@52@0I5=85 48=0<8G5A:>3> <0AA820 2 8=48:0B>@=K9 1CD5@

   SetIndexBuffer(ArrNumber,Array,INDICATOR_DATA);

//---- 8=45:A0F8O M;5<5=B>2 2 1CD5@5 :0: 2 B09<A5@88

   ArraySetAsSeries(Array,true);

//----

  }

//+------------------------------------------------------------------+

//| TimeFramesCheck()                                                |

//+------------------------------------------------------------------+    

bool TimeFramesCheck(

                     string IndName,

                     ENUM_TIMEFRAMES TFrame //5@8>4 3@0D8:0 8=48:0B>@0 1 (<;04H89 B09<D@59<)

                     )

//TimeFramesCheck(INDICATOR_NAME,TimeFrame)

  {

//---- ?@>25@:0 ?5@8>4>2 3@0D8:>2 =0 :>@@5:B=>ABL

   if(TFrame<Period() && TFrame!=PERIOD_CURRENT)

     {

      Print("5@8>4 3@0D8:0 4;O 8=48:0B>@0 "+IndName+" =5 <>65B 1KBL <5=LH5 ?5@8>40 B5:CI53> 3@0D8:0!");

      Print("!;54C5B 87<5=8BL 2E>4=K5 ?0@0<5B@K 8=48:0B>@0!");

      return(RESET);

     }

//----

   return(true);

  }

//+------------------------------------------------------------------+