XPeriodCandleSystem_Alert

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

//|                                    XPeriodCandleSystem_Alert.mq5 |

//|                               Copyright © 2018, Nikolay Kositsin | 

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

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

//---- 02B>@AB2> 8=48:0B>@0

#property copyright "Copyright © 2018, Nikolay Kositsin"

//---- AAK;:0 =0 A09B 02B>@0

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

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

#property version   "1.10"

//---- >B@8A>2:0 8=48:0B>@0 2 >B45;L=>< >:=5

#property indicator_separate_window

//---- 4;O @0AGQB0 8 >B@8A>2:8 8=48:0B>@0 8A?>;L7>20=> 2>A5<L 1CD5@>2

#property indicator_buffers 8

//---- 8A?>;L7>20=> 2A53> G5BK@5 3@0D8G5A:8E ?>AB@>5=8O

#property indicator_plots   4

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

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

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

//---- >B@8A>2:0 8=48:0B>@0 2 2845 ;8=88

#property indicator_type1   DRAW_LINE

//---- 2 :0G5AB25 F25B0 ;8=88 8=48:0B>@0 8A?>;L7>20= A8=5-D8>;5B>2K9 F25B

#property indicator_color1 clrBlueViolet

//---- ;8=8O 8=48:0B>@0 - A?;>H=0O

#property indicator_style1  STYLE_SOLID

//---- B>;I8=0 ;8=88 8=48:0B>@0 @02=0 2

#property indicator_width1  2

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

#property indicator_label1  "XMA"

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

//|  0@0<5B@K >B@8A>2:8 8=48:0B>@0 BB C@>2=59 |

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

//---- >B@8A>2:0 C@>2=59 >;;8=465@0 2 2845 ;8=89

#property indicator_type2   DRAW_LINE

#property indicator_type3   DRAW_LINE

//---- 22K1>@ F25B>2 C@>2=59 >;;8=465@0

#property indicator_color2  clrLime

#property indicator_color3  clrRed

//---- C@>2=8 >;;8=465@0 - A?;>H=K5

#property indicator_style2 STYLE_SOLID

#property indicator_style3 STYLE_SOLID

//---- B>;I8=0 C@>2=59 >;;8=465@0 @02=0 2

#property indicator_width2  2

#property indicator_width3  2

//---- >B>1@065=85 <5B>: C@>2=59 >;;8=465@0

#property indicator_label2  "+2Sigma"

#property indicator_label3  "-2Sigma"

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

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

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

//---- 2 :0G5AB25 8=48:0B>@0 8A?>;L7>20=K F25B=K5 A25G8

#property indicator_type4   DRAW_COLOR_CANDLES

#property indicator_color4  clrDodgerBlue,clrLightSkyBlue,clrGray,clrPink,clrMagenta

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

#property indicator_label4  "Open;High;Low;Close"

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

//|  ?8A0=85 :;0AA0 CXMA                        |

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

#include <SmoothAlgorithms.mqh>

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

//---- >1JO2;5=85 ?5@5<5==KE :;0AA0 CXMA 87 D09;0 SmoothAlgorithms.mqh

CXMA XMAO,XMAL,XMAH,XMAC;

//---- >1JO2;5=85 ?5@5<5==KE :;0AA>2 CXMA 8 CStdDeviation 87 D09;0 SmoothAlgorithms.mqh

CXMA XMA1;

CStdDeviation STD;

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

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

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

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

  {

   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_,         //Simpl Price (OC/2)

   PRICE_QUARTER_,       //Quarted Price (HLOC/4) 

   PRICE_TRENDFOLLOW0_,  //TrendFollow_1 Price 

   PRICE_TRENDFOLLOW1_,  //TrendFollow_2 Price

   PRICE_DEMARK_         //Demark Price 

  };

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

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

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

/*enum Smooth_Method - ?5@5G8A;5=85 >1JO2;5=> 2 D09;5 SmoothAlgorithms.mqh

  {

   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

  }; */

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

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

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

input uint period=5;                       // 5@8>4 @0AGQB0 A25G59

input Smooth_Method MA_SMethod=MODE_JJMA;  // 5B>4 CA@54=5=8O

input int MA_Length=3;                     // 3;C18=0 A3;06820=8O                    

input int MA_Phase=100; //?0@0<5B@ A3;06820=8O,

//---- 4;O JJMA 87<5=ONI89AO 2 ?@545;0E -100 ... +100, 2;8O5B =0 :0G5AB2> ?5@5E>4=>3> ?@>F5AA0;

//---- ;O VIDIA MB> ?5@8>4 CMO, 4;O AMA MB> ?5@8>4 <54;5==>9 A:>;L7OI59

//----

input Smooth_Method BB_Method=MODE_SMA_; //<5B>4 CA@54=5=8O ?>;>A >;;8=465@0

input uint BBLength=20; //3;C18=0  CA@54=5=8O ?>;>A >;;8=465@0                    

input int BBPhase=15; //?0@0<5B@ CA@54=5=8O ?>;>A >;;8=465@0,

//---- 4;O JJMA 87<5=ONI89AO 2 ?@545;0E -100 ... +100, 2;8O5B =0 :0G5AB2> ?5@5E>4=>3> ?@>F5AA0;

//---- ;O VIDIA MB> ?5@8>4 CMO, 4;O AMA MB> ?5@8>4 <54;5==>9 A:>;L7OI59

input double BandsDeviation=1.001; //45280F8O

input Applied_price_ IPC=PRICE_CLOSE_;//F5=>20O :>=AB0=B0

input uint Shift=0; // A4283 A25G 8=48:0B>@0 ?> 3>@87>=B0;8 2 10@0E 2;52>

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

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

//---- >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 A25G

double ExtOpenBuffer[];

double ExtHighBuffer[];

double ExtLowBuffer[];

double ExtCloseBuffer[];

double ExtColorsBuffer[];

//---- >1JO2;5=85 48=0<8G5A:>3> <0AA820, :>B>@K9 1C45B 2 40;L=59H5< 8A?>;L7>20= 2 :0G5AB25 8=48:0B>@=>3> 1CD5@0 ;8=88

double ExtLineBuffer0[];

//---- >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 C@>2=59 >;;8=465@0

double ExtLineBuffer1[],ExtLineBuffer2[];

//---

int min_rates_total,min_rates_1,min_rates_2,min_rates_3;

//---- >1JO2;5=85 3;>10;L=KE ?5@5<5==KE

int Count[];

double iopen[],ihigh[],ilow[];

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

//|  5@5AG5B ?>78F88 A0<>3> =>2>3> M;5<5=B0 2 <0AA825               |

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

void Recount_ArrayZeroPos(int &CoArr[],// >72@0B ?> AAK;:5 =><5@0 B5:CI53> 7=0G5=8O F5=>2>3> @O40

                          int Size)

  {

//----

   int numb,Max1,Max2;

   static int count=1;



   Max2=Size;

   Max1=Max2-1;



   count--;

   if(count<0) count=Max1;



   for(int iii=0; iii<Max2; iii++)

     {

      numb=iii+count;

      if(numb>Max1) numb-=Max2;

      CoArr[iii]=numb;

     }

//----

  }

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

//| Custom indicator initialization function                         |

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

int OnInit()

  {

//---- 8=8F80;870F8O 3;>10;L=KE ?5@5<5==KE 

   min_rates_1=GetStartBars(MA_SMethod,MA_Length,MA_Phase);

   min_rates_2=min_rates_1+int(period)+1;   

   min_rates_3=GetStartBars(BB_Method,BBLength,BBPhase)+1;

   min_rates_total=min_rates_3+int(BBLength);

   

//---- @0A?@545;5=85 ?0<OB8 ?>4 <0AA82K ?5@5<5==KE  

   ArrayResize(Count,period);

   ArrayResize(iopen,period);

   ArrayResize(ihigh,period);

   ArrayResize(ilow,period);

   

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

   SetIndexBuffer(0,ExtLineBuffer0,INDICATOR_DATA);

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

   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total);

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

   PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,EMPTY_VALUE);

//---- 70?@5B =0 >B>1@065=85 7=0G5=89 8=48:0B>@0 2 ;52>< 25@E=5< C3;C >:=0 8=48:0B>@0

   PlotIndexSetInteger(0,PLOT_SHOW_DATA,false);   



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

   SetIndexBuffer(1,ExtLineBuffer1,INDICATOR_DATA);

   SetIndexBuffer(2,ExtLineBuffer2,INDICATOR_DATA);

//---- 70?@5B =0 >B>1@065=85 7=0G5=89 8=48:0B>@0 2 ;52>< 25@E=5< C3;C >:=0 8=48:0B>@0

   PlotIndexSetInteger(1,PLOT_SHOW_DATA,false);   

   PlotIndexSetInteger(2,PLOT_SHOW_DATA,false);   

//---- CAB0=>2:0 ?>78F88, A :>B>@>9 =0G8=05BAO >B@8A>2:0 C@>2=59 >;;8=465@0

   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total);

   PlotIndexSetInteger(2,PLOT_DRAW_BEGIN,min_rates_total);

//---- 70?@5B =0 >B@8A>2:C 8=48:0B>@>< ?CABKE 7=0G5=89

   PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,EMPTY_VALUE);

   PlotIndexSetDouble(2,PLOT_EMPTY_VALUE,EMPTY_VALUE);

   

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

   SetIndexBuffer(3,ExtOpenBuffer,INDICATOR_DATA);

   SetIndexBuffer(4,ExtHighBuffer,INDICATOR_DATA);

   SetIndexBuffer(5,ExtLowBuffer,INDICATOR_DATA);

   SetIndexBuffer(6,ExtCloseBuffer,INDICATOR_DATA);

//---- ?@52@0I5=85 48=0<8G5A:>3> <0AA820 2 F25B>2>9, 8=45:A=K9 1CD5@   

   SetIndexBuffer(7,ExtColorsBuffer,INDICATOR_COLOR_INDEX);

//---- >ACI5AB2;5=85 A42830 =0G0;0 >BAGQB0 >B@8A>2:8 8=48:0B>@0 3

   PlotIndexSetInteger(3,PLOT_DRAW_BEGIN,min_rates_total);

//---- 70?@5B =0 >B>1@065=85 7=0G5=89 8=48:0B>@0 2 ;52>< 25@E=5< C3;C >:=0 8=48:0B>@0

   PlotIndexSetInteger(3,PLOT_SHOW_DATA,false);   

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

   PlotIndexSetInteger(3,PLOT_SHIFT,-int(Shift));

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

   ArraySetAsSeries(ExtOpenBuffer,true);

   ArraySetAsSeries(ExtHighBuffer,true);

   ArraySetAsSeries(ExtLowBuffer,true);

   ArraySetAsSeries(ExtCloseBuffer,true);

   ArraySetAsSeries(ExtColorsBuffer,true);

   ArraySetAsSeries(ExtLineBuffer0,true);

   ArraySetAsSeries(ExtLineBuffer1,true);

   ArraySetAsSeries(ExtLineBuffer2,true);

//---- #AB0=>2:0 D>@<0B0 B>G=>AB8 >B>1@065=8O 8=48:0B>@0

   IndicatorSetInteger(INDICATOR_DIGITS,_Digits);

//---- 8<O 4;O >:>= 40==KE 8 ;M910 4;O AC1J>:>= 

   string short_name="XPeriodCandleSystem_Alert";

   IndicatorSetString(INDICATOR_SHORTNAME,short_name);

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

   return(INIT_SUCCEEDED);

  }

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

//| Custom indicator iteration function                              |

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

int OnCalculate(const int rates_total,

                const int prev_calculated,

                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(0);



//---- >1JO2;5=8O ;>:0;L=KE ?5@5<5==KE    

   int bar,limit,maxbar1,maxbar2,maxbar3;

   double HH,LL,iclose;

   double price,xma,stdev;

   //----

   maxbar1=rates_total-2;

   maxbar2=maxbar1-min_rates_2;

   maxbar3=maxbar2-min_rates_3;

//---- @0AGQB AB0@B>2>3> =><5@0 limit 4;O F8:;0 ?5@5AGQB0 10@>2 8 AB0@B>20O 8=8F80;870F8O ?5@5<5==KE

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

     {

      limit=maxbar1; // AB0@B>2K9 =><5@ 4;O @0AGQB0 2A5E 10@>2

      ArrayInitialize(Count,0);

      ArrayInitialize(iopen,open[maxbar1]);

      ArrayInitialize(ihigh,high[maxbar1]);

      ArrayInitialize(ilow,low[maxbar1]);

     }

   else

     {

      limit=rates_total-prev_calculated; // AB0@B>2K9 =><5@ 4;O @0AGQB0 =>2KE 10@>2

     }



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

   ArraySetAsSeries(open,true);

   ArraySetAsSeries(high,true);

   ArraySetAsSeries(low,true);

   ArraySetAsSeries(close,true);

   ArraySetAsSeries(iopen,true);

   ArraySetAsSeries(ihigh,true);

   ArraySetAsSeries(ilow,true);



//---- >A=>2=>9 F8:; @0AGQB0 8=48:0B>@0 A25G5:

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

     {

      iopen[Count[0]]=XMAO.XMASeries(maxbar1,prev_calculated,rates_total,MA_SMethod,MA_Phase,MA_Length,open[bar],bar,true);

      ihigh[Count[0]]=XMAH.XMASeries(maxbar1,prev_calculated,rates_total,MA_SMethod,MA_Phase,MA_Length,high[bar],bar,true);

      ilow[Count[0]]=XMAL.XMASeries(maxbar1,prev_calculated,rates_total,MA_SMethod,MA_Phase,MA_Length,low[bar],bar,true);

      iclose=XMAC.XMASeries(maxbar1,prev_calculated,rates_total,MA_SMethod,MA_Phase,MA_Length,close[bar],bar,true);

      //----

      HH=ihigh[ArrayMaximum(ihigh,0,period)];

      LL=ilow[ArrayMinimum(ilow,0,period)];

      //---- 

      ExtOpenBuffer[bar]=iopen[Count[period-1]];

      ExtHighBuffer[bar]=HH;

      ExtLowBuffer[bar]=LL;

      ExtCloseBuffer[bar]=iclose;

      ExtColorsBuffer[bar]=2;

      //---- 8A?@02;5=85 =5?@028;L=KE A25G59     

      double Max=MathMax(ExtOpenBuffer[bar],ExtCloseBuffer[bar]);

      double Min=MathMin(ExtOpenBuffer[bar],ExtCloseBuffer[bar]);

      ExtHighBuffer[bar]=MathMax(Max,ExtHighBuffer[bar]);

      ExtLowBuffer[bar]=MathMin(Min,ExtLowBuffer[bar]);

      //---- >:@0H820=85 A25G59

      if(ExtOpenBuffer[bar]<=ExtCloseBuffer[bar]) ExtColorsBuffer[bar]=1;

      else ExtColorsBuffer[bar]=3;

      //---- ?5@5AGQB 10@>2 2 :>;LF52>< 1CD5@5

      if(bar) Recount_ArrayZeroPos(Count,period);

     }

     

//---- A=>2=>9 F8:; @0AGQB0 8=48:0B>@0 ?>;>A >;;8=465@0 8 >?@545;5=85 ?@>1>9=KE A25G5:

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

     {

      price=PriceSeries(IPC,bar,ExtOpenBuffer,ExtLineBuffer0,ExtHighBuffer,ExtCloseBuffer);

      xma=XMA1.XMASeries(maxbar2,prev_calculated,rates_total,BB_Method,BBPhase,BBLength,price,bar,true);

      ExtLineBuffer0[bar]=xma;

      stdev=STD.StdDevSeries(maxbar3,prev_calculated,rates_total,BBLength,BandsDeviation,price,xma,bar,true);

      ExtLineBuffer1[bar]=xma+stdev;

      ExtLineBuffer2[bar]=xma-stdev;

      

      //---- >:@0H820=85 ?@>1>9=KE A25G5:

      if(ExtOpenBuffer[bar]<=ExtCloseBuffer[bar] && ExtCloseBuffer[bar]>ExtLineBuffer1[bar+Shift])  ExtColorsBuffer[bar]=0;

      if(ExtOpenBuffer[bar]>ExtCloseBuffer[bar] && ExtCloseBuffer[bar]<ExtLineBuffer2[bar+Shift])  ExtColorsBuffer[bar]=4;

     }

//---     

   BuySignal("XPeriodCandleSystem_Alert",ExtColorsBuffer,rates_total,prev_calculated,close,spread);

   SellSignal("XPeriodCandleSystem_Alert",ExtColorsBuffer,rates_total,prev_calculated,close,spread);

//---    

   return(rates_total);

  }

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

//| Buy signal function                                              |

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

void BuySignal(string SignalSirname,      // B5:AB 8<5=8 8=48:0B>@0 4;O ?>GB>2KE 8 ?CH-A83=0;>2

               double &ColorArrow[],      // F25B>2>9 8=48:0B>@=K9  1CD5@ A A83=0;0<8 4;O ?>:C?:8

               const int Rates_total,     // B5:CI55 :>;8G5AB2> 10@>2

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

               const double &Close[],     // F5=0 70:@KB8O

               const int &Spread[])       // A?@54

  {

//---

   static uint counter=0;

   if(Rates_total!=Prev_calculated) counter=0;



   bool BuySignal=false;

   bool SeriesTest=ArrayGetAsSeries(ColorArrow);

   int index,index1;

   if(SeriesTest)

     {

      index=int(NumberofBar);

      index1=index+1;

     }

   else

     {

      index=Rates_total-int(NumberofBar)-1;

      index1=index-1;

     }

   if(ColorArrow[index]==0 && ColorArrow[index1]!=0) BuySignal=true;

   if(BuySignal && counter<=NumberofAlerts)

     {

      counter++;

      MqlDateTime tm;

      TimeToStruct(TimeCurrent(),tm);

      string text=TimeToString(TimeCurrent(),TIME_DATE)+" "+string(tm.hour)+":"+string(tm.min);

      SeriesTest=ArrayGetAsSeries(Close);

      if(SeriesTest) index=int(NumberofBar);

      else index=Rates_total-int(NumberofBar)-1;

      double Ask=Close[index];

      double Bid=Close[index];

      SeriesTest=ArrayGetAsSeries(Spread);

      if(SeriesTest) index=int(NumberofBar);

      else index=Rates_total-int(NumberofBar)-1;

      Bid+=Spread[index]*_Point;

      string sAsk=DoubleToString(Ask,_Digits);

      string sBid=DoubleToString(Bid,_Digits);

      string sPeriod=GetStringTimeframe(ChartPeriod());

      if(SoundON) Alert("BUY signal \n Ask=",Ask,"\n Bid=",Bid,"\n currtime=",text,"\n Symbol=",Symbol()," Period=",sPeriod);

      if(EMailON) SendMail(SignalSirname+": BUY signal alert","BUY signal at Ask="+sAsk+", Bid="+sBid+", Date="+text+" Symbol="+Symbol()+" Period="+sPeriod);

      if(PushON) SendNotification(SignalSirname+": BUY signal at Ask="+sAsk+", Bid="+sBid+", Date="+text+" Symbol="+Symbol()+" Period="+sPeriod);

     }



//---

  }

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

//| Sell signal function                                             |

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

void SellSignal(string SignalSirname,      // B5:AB 8<5=8 8=48:0B>@0 4;O ?>GB>2KE 8 ?CH-A83=0;>2

                double &ColorArrow[],      // F25B>2>9 8=48:0B>@=K9  1CD5@ A A83=0;0<8 4;O ?@>4068

                const int Rates_total,     // B5:CI55 :>;8G5AB2> 10@>2

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

                const double &Close[],     // F5=0 70:@KB8O

                const int &Spread[])       // A?@54

  {

//---

   static uint counter=0;

   if(Rates_total!=Prev_calculated) counter=0;



   bool SellSignal=false;

   bool SeriesTest=ArrayGetAsSeries(ColorArrow);

   int index,index1;

   if(SeriesTest)

     {

      index=int(NumberofBar);

      index1=index+1;

     }

   else

     {

      index=Rates_total-int(NumberofBar)-1;

      index1=index-1;

     }

   if(ColorArrow[index]==4 && ColorArrow[index1]!=4) SellSignal=true;

   if(SellSignal && counter<=NumberofAlerts)

     {

      counter++;

      MqlDateTime tm;

      TimeToStruct(TimeCurrent(),tm);

      string text=TimeToString(TimeCurrent(),TIME_DATE)+" "+string(tm.hour)+":"+string(tm.min);

      SeriesTest=ArrayGetAsSeries(Close);

      if(SeriesTest) index=int(NumberofBar);

      else index=Rates_total-int(NumberofBar)-1;

      double Ask=Close[index];

      double Bid=Close[index];

      SeriesTest=ArrayGetAsSeries(Spread);

      if(SeriesTest) index=int(NumberofBar);

      else index=Rates_total-int(NumberofBar)-1;

      Bid+=Spread[index]*_Point;

      string sAsk=DoubleToString(Ask,_Digits);

      string sBid=DoubleToString(Bid,_Digits);

      string sPeriod=GetStringTimeframe(ChartPeriod());

      if(SoundON) Alert("SELL signal \n Ask=",Ask,"\n Bid=",Bid,"\n currtime=",text,"\n Symbol=",Symbol()," Period=",sPeriod);

      if(EMailON) SendMail(SignalSirname+": SELL signal alert","SELL signal at Ask="+sAsk+", Bid="+sBid+", Date="+text+" Symbol="+Symbol()+" Period="+sPeriod);

      if(PushON) SendNotification(SignalSirname+": SELL signal at Ask="+sAsk+", Bid="+sBid+", Date="+text+" Symbol="+Symbol()+" Period="+sPeriod);

     }

//---

  }

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

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

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

string GetStringTimeframe(ENUM_TIMEFRAMES timeframe)

  {

//----

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

//----

  }

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