Volatility2Step_Alerts_HTF

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

//|                                   Volatility2Step_Alerts_HTF.mq5 | 

//|                               Copyright © 2018, Nikolay Kositsin | 

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

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

#property copyright "Copyright © 2018, Nikolay Kositsin"

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

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

#property version   "1.60"

#property description "Volatility2Step_Alerts 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 >B45;L=>< >:=5

#property indicator_separate_window

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

#property indicator_buffers 1 

//--- 8A?>;L7>20=> >4=> 3@0D8G5A:>5 ?>AB@>5=85

#property indicator_plots   1

//---- 70D8:A8@>20= =8E=89 ?@545; >B>1@065=8O 8=48:0B>@0

#property indicator_minimum 0

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

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

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

#define RESET 0                                  // >=AB0=B0 4;O 2>72@0B0 B5@<8=0;C :><0=4K =0 ?5@5AG5B 8=48:0B>@0

#define INDICATOR_NAME "Volatility2Step_Alerts"  // >=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 :>45

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

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

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

//---- >B@8A>2:0 8=48:0B>@0 2 2845 38AB>3@0<<K

#property indicator_type1   DRAW_HISTOGRAM

//---- 2 :0G5AB25 F25B0 1KG59 ;8=88 8=48:0B>@0 8A?>;L7>20= BlueViolet F25B

#property indicator_color1 clrBlueViolet

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

#property indicator_style1  STYLE_SOLID

//---- B>;I8=0 ;8=88 8=48:0B>@0 @02=0 4

#property indicator_width1  4

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

#property indicator_label1  "Volatility2Step_Alerts"

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

//| E>4=K5 ?0@0<5B@K 8=48:0B>@0                 |

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

input ENUM_TIMEFRAMES TimeFrame=PERIOD_H4;         // 5@8>4 3@0D8:0 8=48:0B>@0 (B09<D@59<)

input  ENUM_MA_METHOD   MAType=MODE_SMA;           // <5B>4 CA@54=5=8O

input uint              VolatilityPeriod=5;        // ?5@8>4 8=48:0B>@0

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

input uint              LevelsTotal=20;            // :>;8G5AB2> C@>25=59

input uint              StartLevel=25;             // AB0@B>2K9 C@>25=L

input uint              LevelsStep=25;             // @0AAB>O=85 <564C C@>2=O<8

input color             LevelsColor=clrDarkOrange; // F25B C@>25=59

input uint AlertLevel=150;                      // #@>25=L A@010BK20=8O

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 color AlertLevelColor=clrMediumSeaGreen;  // F25B C@>2=O A@010BK20=8O

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

//--- >1JO2;5=85 48=0<8G5A:8E <0AA82>2, :>B>@K5 2 40;L=59H5< 1C4CB 8A?>;L7>20=K 2 :0G5AB25 8=48:0B>@=KE 1CD5@>2

double IndBuffer[];

//--- >1JO2;5=85 F5;>G8A;5==KE ?5@5<5==KE =0G0;0 >BAG5B0 40==KE

int min_rates_total;

//--- >1JO2;5=85 F5;>G8A;5==KE ?5@5<5==KE 4;O E5=4;>2 8=48:0B>@>2

int Ind_Handle;

int LastCountBar[SIZE];

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

//| >;CG5=85 B09<D@59<0 2 2845 AB@>:8                               |

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

string GetStringTimeframe(ENUM_TIMEFRAMES timeframe)

  {return(StringSubstr(EnumToString(timeframe),7,-1));}

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

//| Custom indicator initialization function                         | 

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

int OnInit()

  {

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

   min_rates_total=2;

//--- ?>;CG5=85 E5=4;0 8=48:0B>@0 Volatility2Step_Alerts

   Ind_Handle=iCustom(Symbol(),TimeFrame,"Volatility2Step_Alerts",MAType,VolatilityPeriod,0,

                      LevelsTotal,StartLevel,LevelsStep,LevelsColor,AlertLevel,NumberofBar,SoundON,NumberofAlerts,EMailON,PushON,AlertLevelColor);

   if(Ind_Handle==INVALID_HANDLE)

     {

      Print(" 5 C40;>AL ?>;CG8BL E5=4; 8=48:0B>@0 Volatility2Step_Alerts");

      return(INIT_FAILED);

     }

//--- 8=8F80;870F8O 8=48:0B>@=KE 1CD5@>2

   IndInit(0,IndBuffer,INDICATOR_DATA);

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

   PlotInit(0,EMPTY_VALUE,0,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,"(",GetStringTimeframe(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,0);

//---- :>;8G5AB2>  3>@87>=B0;L=KE C@>2=59 8=48:0B>@0 LevelsTotal   

   IndicatorSetInteger(INDICATOR_LEVELS,LevelsTotal+1);

   for(int numb=0; numb<int(LevelsTotal); numb++)

     {

      int level=int(StartLevel+LevelsStep*numb);

      //---- 7=0G5=8O 3>@87>=B0;L=KE C@>2=59 8=48:0B>@0   

      IndicatorSetDouble(INDICATOR_LEVELVALUE,numb,level);

      //---- 2 :0G5AB25 F25B>2 ;8=89 3>@87>=B0;L=KE C@>2=59 8A?>;L7>20=K A5@K9 8 @>7>2K9 F25B0  

      IndicatorSetInteger(INDICATOR_LEVELCOLOR,numb,LevelsColor);

      //---- 2 ;8=88 3>@87>=B0;L=>3> C@>2=O 8A?>;L7>20= :>@>B:89 HB@8E-?C=:B8@  

      IndicatorSetInteger(INDICATOR_LEVELSTYLE,numb,STYLE_DASHDOTDOT);

     }

//---- 7=0G5=8O C@>2=O A@010BK20=8O 8=48:0B>@0   

   IndicatorSetDouble(INDICATOR_LEVELVALUE,LevelsTotal,AlertLevel);

//---- 2 :0G5AB25 F25B0 ;8=88 C@>2=O A@010BK20=8O 8?>;L7>20= F25B  

   IndicatorSetInteger(INDICATOR_LEVELCOLOR,LevelsTotal,AlertLevelColor);

//---- 2 ;8=88 C@>2=O A@010BK20=8O 8A?>;L7>20=0 A?;>H=0O ;8=8O 

   IndicatorSetInteger(INDICATOR_LEVELSTYLE,LevelsTotal,STYLE_SOLID);

//---- B>;I8=0 ;8=88 C@>2=O A@010BK20=8O 

   IndicatorSetInteger(INDICATOR_LEVELWIDTH,LevelsTotal,3);

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

   return(INIT_SUCCEEDED);

  }

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

//| Custom indicator deinitialization function                       |

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

void OnDeinit(const int reason)

  {

//----

   Comment("");

//----

   ChartRedraw(0);

  }

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

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

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

//--- ?@>25@:0 :>;8G5AB20 10@>2 =0 4>AB0B>G=>ABL 4;O @0AG5B0

   if(rates_total<min_rates_total) return(RESET);

   if(BarsCalculated(Ind_Handle)<Bars(Symbol(),TimeFrame)) return(RESET);

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

   ArraySetAsSeries(time,true);

//---

   if(!CountIndicator(0,NULL,TimeFrame,Ind_Handle,0,IndBuffer,time,rates_total,prev_calculated,min_rates_total))

      return(RESET);

//---     

   return(rates_total);

  }

//---

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

//| =8F80;870F8O 8=48:0B>@=>3> 1CD5@0                               |

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

void IndInit(int Number,double &Buffer[],ENUM_INDEXBUFFER_TYPE Type)

  {

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

   SetIndexBuffer(Number,Buffer,Type);

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

   ArraySetAsSeries(Buffer,true);

//---

  }

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

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

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

void PlotInit(int Number,double Empty_Value,int Draw_Begin,int nShift)

  {

//--- >ACI5AB2;5=85 A42830 =0G0;0 >BAG5B0 >B@8A>2:8 8=48:0B>@0

   PlotIndexSetInteger(Number,PLOT_DRAW_BEGIN,Draw_Begin);

//--- CAB0=>2:0 7=0G5=89 8=48:0B>@0, :>B>@K5 =5 1C4CB 2848<K =0 3@0D8:5

   PlotIndexSetDouble(Number,PLOT_EMPTY_VALUE,Empty_Value);

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

   PlotIndexSetInteger(Number,PLOT_SHIFT,nShift);

//---

  }

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

//| 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

                    uint     BuffNumb,        // ><5@ 1CD5@0 >1@010BK205<>3> 8=48:0B>@0

                    double&  IndBuf[],        // @85<=K9 1CD5@ 8=48:0B>@0

                    const datetime& nTime[],  // "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 @0AG5B0

  {

//---

   datetime IndTime[1];

   int limit;

//--- @0AG5BK =5>1E>48<>3> :>;8G5AB20 :>?8@C5<KE 40==KE

//--- 8 AB0@B>2>3> =><5@0 limit 4;O F8:;0 ?5@5AG5B0 10@>2

   if(Prev_Calculated>Rates_Total || Prev_Calculated<=0)// ?@>25@:0 =0 ?5@2K9 AB0@B @0AG5B0 8=48:0B>@0

     {

      limit=Rates_Total-Min_Rates_Total-1; // AB0@B>2K9 =><5@ 4;O @0AG5B0 2A5E 10@>2

      LastCountBar[Numb]=limit;

     }

   else limit=LastCountBar[Numb]+Rates_Total-Prev_Calculated; // AB0@B>2K9 =><5@ 4;O @0AG5B0 =>2KE 10@>2 

//--- >A=>2=>9 F8:; @0AG5B0 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,nTime[bar],1,IndTime)<=0) return(RESET);



      if(nTime[bar]>=IndTime[0] && nTime[bar+1]<IndTime[0])

        {

         LastCountBar[Numb]=bar;

         double Arr[1];

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

         if(CopyBuffer(IndHandle,BuffNumb,nTime[bar],1,Arr)<=0) return(RESET);



         IndBuf[bar]=Arr[0];

        }

      else

        {

         IndBuf[bar]=IndBuf[bar+1];

        }

     }

//---     

   return(true);

  }

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

//| TimeFramesCheck()                                                |

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

bool TimeFramesCheck(string IndName,

                     ENUM_TIMEFRAMES TFrame) // 5@8>4 3@0D8:0 8=48:0B>@0

  {

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

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

     {

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

      return(RESET);

     }

//---

   return(true);

  }

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