KaufWMAcross_Alerts

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

//|                                          KaufWMAcross_Alerts.mq5 |

//|                                     Copyright © 2007, John Smith |

//|                                        http://www.metaquotes.net |

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

#property copyright "Copyright © 2007, John Smith"

#property link "http://www.metaquotes.net"

//---- =><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 @0AGQB0 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= 15652K9 F25B

#property indicator_color1  clrSalmon

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

#property indicator_width1  4

//--- >B>1@065=85 1KG59 <5B:8 8=48:0B>@0

#property indicator_label1  "KaufWMAcross Sell"

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

//|  0@0<5B@K >B@8A>2:8 1KGL3> 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 1KG59 ;8=88 8=48:0B>@0 8A?>;L7>20= 75;5=K9 F25B

#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 <54256L59 <5B:8 8=48:0B>@0

#property indicator_label2 "KaufWMAcross Buy"

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

//|  >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

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

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

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

//---- 0@0<5B@K AMA

input uint ama_period=9;                            // ?5@8>4 AMA

input uint fast_ma_period=2;                        // ?5@8>4 1KAB@>9 A:>;L7OI59

input uint slow_ma_period=30;                       // ?5@8>4 <54;5==>9 A:>;L7OI59

input ENUM_APPLIED_PRICE  AMAPrice=PRICE_CLOSE;     // F5=0 AMA

//---- 0@0<5B@K A:>;L7OI53> A@54=53>

input uint  MAPeriod=13;                            // ?5@8>4 MA

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

input ENUM_APPLIED_PRICE   MAPrice=PRICE_CLOSE;     // F5=0 MA

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 SellBuffer[];

double BuyBuffer[];

//--- >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 ATR_Handle,AMA_Handle,MA_Handle;

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

//| Custom indicator initialization function                         |

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

int OnInit()

  {

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

   int ATR_Period=15;

   min_rates_total=int(MathMax(MathMax(ATR_Period,ama_period+1),MAPeriod+1));

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

   ATR_Handle=iATR(NULL,0,ATR_Period);

   if(ATR_Handle==INVALID_HANDLE)

     {

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

      return(INIT_FAILED);

     }



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

   MA_Handle=iMA(NULL,0,MAPeriod,0,MAType,MAPrice);

   if(MA_Handle==INVALID_HANDLE)

     {

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

      return(INIT_FAILED);

     }



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

   AMA_Handle=iAMA(NULL,0,ama_period,fast_ma_period,slow_ma_period,0,AMAPrice);

   if(AMA_Handle==INVALID_HANDLE)

     {

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

      return(INIT_FAILED);

     }



//---- ?@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 >BAGQB0 >B@8A>2:8 8=48:0B>@0 1

   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total);

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

   PlotIndexSetInteger(0,PLOT_ARROW,234);

//---- 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 >BAGQB0 >B@8A>2:8 8=48:0B>@0 2

   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total);

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

   PlotIndexSetInteger(1,PLOT_ARROW,233);

//---- 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 ;M910 4;O AC1J>:>= 

   string short_name="KaufWMAcross_Alerts";

   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(BarsCalculated(AMA_Handle)<rates_total

      || BarsCalculated(MA_Handle)<rates_total

      || BarsCalculated(ATR_Handle)<rates_total

      || rates_total<min_rates_total)

      return(RESET);



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

   int to_copy,limit,bar;

   double AMA[],MA[],ATR[];



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

     }

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

   to_copy=limit+2;



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

   if(CopyBuffer(MA_Handle,0,0,to_copy,MA)<=0) return(RESET);

   if(CopyBuffer(AMA_Handle,0,0,to_copy,AMA)<=0) return(RESET);

   if(CopyBuffer(ATR_Handle,0,0,to_copy,ATR)<=0) return(RESET);



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

   ArraySetAsSeries(MA,true);

   ArraySetAsSeries(AMA,true);

   ArraySetAsSeries(ATR,true);

   ArraySetAsSeries(high,true);

   ArraySetAsSeries(low,true);

   ArraySetAsSeries(close,true);

   ArraySetAsSeries(spread,true);



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

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

     {

      BuyBuffer[bar]=SellBuffer[bar]=NULL;

      if(AMA[bar+1]>MA[bar+1] && AMA[bar]<MA[bar]) BuyBuffer[bar]=low[bar]-ATR[bar]*3/8;

      if(AMA[bar+1]<MA[bar+1] && AMA[bar]>MA[bar]) SellBuffer[bar]=high[bar]+ATR[bar]*3/8;

     }

//---     

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

   SellSignal("KaufWMAcross_Alerts",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+=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 &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+=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));

//----

  }

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