SilverTrend_Signal_Alert

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

//|                                     SilverTrend_Signal_Alert.mq5 |

//|                                        Ramdass - Conversion only |

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

#property copyright "SilverTrend  rewritten by CrazyChart"

#property link      "http://viac.ru/"

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

#property version   "1.00"

//---- >B@8A>2:0 8=48:0B>@0 2 3;02=>< >:=5

#property indicator_chart_window 

//---- 4;O @0AG5B0 8 >B@8A>2:8 8=48:0B>@0 8A?>;L7>20=> 420 1CD5@0

#property indicator_buffers 2

//---- 8A?>;L7>20=> 2A53> 420 3@0D8G5A:8E ?>AB@>5=8O

#property indicator_plots   2

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

//|  0@0<5B@K >B@8A>2:8 <54256L53> 8=48:0B>@0   |

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

//---- >B@8A>2:0 8=48:0B>@0 1 2 2845 A8<2>;0

#property indicator_type1   DRAW_ARROW

//---- 2 :0G5AB25 F25B0 <54256L59 ;8=88 8=48:0B>@0 8A?>;L7>20= F25B Red

#property indicator_color1  clrRed

//---- B>;I8=0 ;8=88 8=48:0B>@0 1 @02=0 4

#property indicator_width1  4

//---- >B>1@065=85 <5B:8 <54256L59 ;8=88 8=48:0B>@0

#property indicator_label1  "Silver Sell"

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

//|  0@0<5B@K >B@8A>2:8 1KGL53> 8=48:0B>@0      |

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

//---- >B@8A>2:0 8=48:0B>@0 2 2 2845 A8<2>;0

#property indicator_type2   DRAW_ARROW

//---- 2 :0G5AB25 F25B0 1KGL59 ;8=88 8=48:0B>@0 8A?>;L7>20= F25B Lime

#property indicator_color2  clrLime

//---- B>;I8=0 ;8=88 8=48:0B>@0 2 @02=0 4

#property indicator_width2  4

//---- >B>1@065=85 <5B:8 1KGL59 ;8=88 8=48:0B>@0

#property indicator_label2 "Silver Buy"



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

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

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

input int SSP=9;

input int RISK=3;           //AB5?5=L @8A:0

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 2 40;L=59H5<

//---- 1C4CB 8A?>;L7>20=K 2 :0G5AB25 8=48:0B>@=KE 1CD5@>2

double SellBuffer[];

double BuyBuffer[];

//----

int K;

bool old,uptrend_;

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

int StartBars;

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

//| Custom indicator initialization function                         |

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

void OnInit()

  {

//---- 8=8F80;870F8O ?5@5<5==KE =0G0;0 >BAG5B0 40==KE

   StartBars=SSP+1;

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

   SetIndexBuffer(0,SellBuffer,INDICATOR_DATA);

//---- >ACI5AB2;5=85 A42830 =0G0;0 >BAG5B0 >B@8A>2:8 8=48:0B>@0 1

   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,StartBars);

//--- A>740=85 <5B:8 4;O >B>1@065=8O 2 DataWindow

   PlotIndexSetString(0,PLOT_LABEL,"Silver Sell");

//---- A8<2>; 4;O 8=48:0B>@0

   PlotIndexSetInteger(0,PLOT_ARROW,108);

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

   ArraySetAsSeries(SellBuffer,true);



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

   SetIndexBuffer(1,BuyBuffer,INDICATOR_DATA);

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

   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,StartBars);

//--- A>740=85 <5B:8 4;O >B>1@065=8O 2 DataWindow

   PlotIndexSetString(1,PLOT_LABEL,"Silver Buy");

//---- A8<2>; 4;O 8=48:0B>@0

   PlotIndexSetInteger(1,PLOT_ARROW,108);

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

   ArraySetAsSeries(BuyBuffer,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 <5B:0 4;O ?>4>:>= 

   string short_name="SilverTrend_Signal";

   IndicatorSetString(INDICATOR_SHORTNAME,short_name);

//----   

  }

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

//| 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 @0AG5B0

   if(rates_total<StartBars) return(0);



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

   int limit;

   double Range,AvgRange,smin,smax,SsMax,SsMin,price;

   bool uptrend;



//---- @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

     {

      K=33-RISK;

      limit=rates_total-StartBars;       // AB0@B>2K9 =><5@ 4;O @0AG5B0 2A5E 10@>2

     }

   else

     {

      limit=rates_total-prev_calculated; // AB0@B>2K9 =><5@ 4;O @0AG5B0 =>2KE 10@>2

     }



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

   ArraySetAsSeries(high,true);

   ArraySetAsSeries(low,true);

   ArraySetAsSeries(close,true);



//---- 2>AAB0=02;8205< 7=0G5=8O ?5@5<5==KE

   uptrend=uptrend_;



//---- >A=>2=>9 F8:; @0AG5B0 8=48:0B>@0

   for(int bar=limit; bar>=0; bar--)

     {

      //---- 70?><8=05< 7=0G5=8O ?5@5<5==KE ?5@54 ?@>3>=0<8 =0 B5:CI5< 10@5

      if(rates_total!=prev_calculated && bar==0)

        {

         uptrend_=uptrend;

        }



      Range=0;

      AvgRange=0;

      for(int iii=bar; iii<=bar+SSP; iii++) AvgRange=AvgRange+MathAbs(high[iii]-low[iii]);

      Range=AvgRange/(SSP+1);

      //----

      SsMax=low[bar];

      SsMin=close[bar];



      for(int kkk=bar; kkk<=bar+SSP-1; kkk++)

        {

         price=high[kkk];

         if(SsMax<price) SsMax=price;

         price=low[kkk];

         if(SsMin>=price) SsMin=price;

        }



      smin=SsMin+(SsMax-SsMin)*K/100;

      smax=SsMax-(SsMax-SsMin)*K/100;



      SellBuffer[bar]=0;

      BuyBuffer[bar]=0;



      if(close[bar]<smin) uptrend=false;

      if(close[bar]>smax) uptrend=true;



      if(uptrend!=old && uptrend==true) BuyBuffer[bar]=low[bar]-Range*0.5;

      if(uptrend!=old && uptrend==false) SellBuffer[bar]=high[bar]+Range*0.5;



      if(bar) old=uptrend;

     }

//---     

   BuySignal("BykovTrendAlert",BuyBuffer,rates_total,prev_calculated,close,spread);

   SellSignal("BykovTrendAlert",SellBuffer,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 &BuyArrow[],        // 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(BuyArrow);

   int index;

   if(SeriesTest) index=int(NumberofBar);

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

   if(NormalizeDouble(BuyArrow[index],_Digits) && BuyArrow[index]!=EMPTY_VALUE) 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+=_Point*Spread[index];

      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 &SellArrow[],       // 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 SellSignal=false;

   bool SeriesTest=ArrayGetAsSeries(SellArrow);

   int index;

   if(SeriesTest) index=int(NumberofBar);

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

   if(NormalizeDouble(SellArrow[index],_Digits) && SellArrow[index]!=EMPTY_VALUE) 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+=_Point*Spread[index];

      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));

//----

  }

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