SilverTrend

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

//|                                                  SilverTrend.mq5 |

//|                                        Ramdass - Conversion only |

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

#property copyright "SilverTrend  rewritten by CrazyChart"

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

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

#property version   "1.01"

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

#property indicator_chart_window 

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

#property indicator_buffers 5

//---- 8A?>;L7>20=> 2A53> >4=> 3@0D8G5A:>5 ?>AB@>5=85

#property indicator_plots   1

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

#property indicator_type1   DRAW_COLOR_CANDLES

#property indicator_color1  clrLime,clrTeal,clrGray,clrPurple,clrRed

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

#property indicator_label1  "SilverTrendOpen;SilverTrendHigh;SilverTrendLow;SilverTrendClose"



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

//| 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 1C4CB 2  40;L=59H5< 8A?>;L7>20=K 2 :0G5AB25 8=48:0B>@=KE 1CD5@>2

double ExtOpenBuffer[];

double ExtHighBuffer[];

double ExtLowBuffer[];

double ExtCloseBuffer[];

double ExtColorsBuffer[];

//----

int K;

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

int min_rates_total;

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

//| Custom indicator initialization function                         |

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

void OnInit()

  {

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

   min_rates_total=SSP+1;

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

   SetIndexBuffer(0,ExtOpenBuffer,INDICATOR_DATA);

   SetIndexBuffer(1,ExtHighBuffer,INDICATOR_DATA);

   SetIndexBuffer(2,ExtLowBuffer,INDICATOR_DATA);

   SetIndexBuffer(3,ExtCloseBuffer,INDICATOR_DATA);

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

   SetIndexBuffer(4,ExtColorsBuffer,INDICATOR_COLOR_INDEX);

//---- >ACI5AB2;5=85 A42830 =0G0;0 >BAGQB0 >B@8A>2:8 8=48:0B>@0 1

   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total);

//---- 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);



//---- #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";

   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<min_rates_total) return(0);



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

   int limit,trend;

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

   static int trend_prev;



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

      trend_prev=0;

     }

   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(open,true);

   ArraySetAsSeries(high,true);

   ArraySetAsSeries(low,true);

   ArraySetAsSeries(close,true);

   ArraySetAsSeries(spread,true);



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

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

     {

      ExtOpenBuffer[bar]=open[bar];

      ExtHighBuffer[bar]=high[bar];

      ExtLowBuffer[bar]=low[bar];

      ExtCloseBuffer[bar]=close[bar];

      ExtColorsBuffer[bar]=2;

      //----

      trend=trend_prev;

      Range=0;

      AvgRange=0;

      for(int iii=bar; iii<=bar+SSP; iii++) 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;



      if(close[bar]<smin) trend=-1;

      if(close[bar]>smax) trend=+1;

      //----

      if(trend>0)

        {

         if(open[bar]<=close[bar]) ExtColorsBuffer[bar]=0;

         else ExtColorsBuffer[bar]=1;

        }

      //----

      if(trend<0)

        {

         if(open[bar]>=close[bar]) ExtColorsBuffer[bar]=4;

         else ExtColorsBuffer[bar]=3;

        }

      //----

      if(bar>0) trend_prev=trend;

     }

//---     

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

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

//--- 

   return(rates_total);

  }

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

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

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

string GetStringTimeframe(ENUM_TIMEFRAMES timeframe)

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

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

//| TimeFramesCheck()                                                |

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

bool TimeFramesCheck(string IndName,

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

  {

//--- ?@>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(false);

     }

//---

   return(true);

  }

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

//| 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 &ColorBuff[],// 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(ColorBuff);

   int index,index1;

   if(SeriesTest)

     {

      index=int(NumberofBar);

      index1=index+1;

     }

   else

     {

      index=Rates_total-int(NumberofBar)-1;

      index1=index-1;

     }



   if(ColorBuff[index1]>1 && ColorBuff[index]<2) 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 &ColorBuff[],       // 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(ColorBuff);

   int index,index1;

   if(SeriesTest)

     {

      index=int(NumberofBar);

      index1=index+1;

     }

   else

     {

      index=Rates_total-int(NumberofBar)-1;

      index1=index-1;

     }



   if(ColorBuff[index1]<3 && ColorBuff[index]>2) 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);

     }

//---

  }

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