BalanceOfPower_Histogram_Alert

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

//|                               BalanceOfPower_Histogram_Alert.mq5 |

//|                                         Copyright © 2012, RoboFx |

//|                                            http://www.robofx.org |

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

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

#property copyright "Copyright © 2012, RoboFx"

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

#property link      "http://www.robofx.org"

#property description "=48:0B>@ Balance of Power (BOP), >?8A0==K9 3>@5< 82H8=><, 87<5@O5B A8;C 1K:>2 8 <5425459 >F5=820O A?>A>1=>ABL B5E 8 4@C38E B>;:0BL F5=K 4> ?@545;L=>3> C@>2=O"

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

#property version   "1.00"

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

#property indicator_separate_window

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

#property indicator_buffers 2 

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

#property indicator_plots   1

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

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

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

//---- >B@8A>2:0 8=48:0B>@0 2 2845 F25B=>9 38AB>3@0<<K

#property indicator_type1 DRAW_COLOR_HISTOGRAM

//---- 2 :0G5AB25 F25B>2 38AB>3@0<<K 8A?>;L7>20=K

#property indicator_color1 clrLime,clrDeepSkyBlue,clrTeal,clrBlue,clrPurple,clrMediumVioletRed,clrMagenta,clrRed

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

#property indicator_label1  "BalanceOfPower_Histogram_Alert"

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

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

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

#include <SmoothAlgorithms.mqh> 

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

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

CXMA XMA1;

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

//|  >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

  }; */

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

//|  >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

  };

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

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

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

input Smooth_Method XMethod=MODE_T3;              // <5B>4 CA@54=5=8O

input uint XLength=15;                            // 3;C18=0 CA@54=5=8O          

input int XPhase=15;                              // ?0@0<5B@ CA@54=5=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 int HighLevel=+20;                          // C@>25=L ?5@5:C?;5==>AB8

input int LowLevel=-20;                           // C@>25=L ?5@5?@>40==>AB8

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

//---- E>4=K5 ?5@5<5==K5 4;O 0;5@B>2 

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 IndBuffer[],ColorIndBuffer[];

//---- 1JO2;5=85 F5;KE ?5@5<5==KE =0G0;0 >BAGQB0 40==KE

int min_rates_total;

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

//| Custom indicator initialization function                         |

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

void OnInit()

  {

//---- =8F80;870F8O ?5@5<5==KE =0G0;0 >BAGQB0 40==KE

   min_rates_total=GetStartBars(XMethod,XLength,XPhase)+1;



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

   SetIndexBuffer(0,IndBuffer,INDICATOR_DATA);

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

   SetIndexBuffer(1,ColorIndBuffer,INDICATOR_COLOR_INDEX);

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

   PlotIndexSetInteger(0,PLOT_SHIFT,Shift);

//---- >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);

//--- A>740=85 8<5=8 4;O >B>1@065=8O 2 >B45;L=>< ?>4>:=5 8 2> 2A?;K20NI59 ?>4A:07:5

   IndicatorSetString(INDICATOR_SHORTNAME,"BalanceOfPower_Histogram_Alert");

//--- >?@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 3  

   IndicatorSetInteger(INDICATOR_LEVELS,3);

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

   IndicatorSetDouble(INDICATOR_LEVELVALUE,0,HighLevel);

   IndicatorSetDouble(INDICATOR_LEVELVALUE,1,0.0);

   IndicatorSetDouble(INDICATOR_LEVELVALUE,2,LowLevel);

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

   IndicatorSetInteger(INDICATOR_LEVELCOLOR,0,clrBlue);

   IndicatorSetInteger(INDICATOR_LEVELCOLOR,1,clrGray);

   IndicatorSetInteger(INDICATOR_LEVELCOLOR,2,clrRed);

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

   IndicatorSetInteger(INDICATOR_LEVELSTYLE,0,STYLE_DASHDOTDOT);

   IndicatorSetInteger(INDICATOR_LEVELSTYLE,1,STYLE_SOLID);

   IndicatorSetInteger(INDICATOR_LEVELSTYLE,2,STYLE_DASHDOTDOT);

//----

  }

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

//| Custom indicator 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[],     // F5=>2>9 <0AA82 <0:A8<C<>2 F5=K 4;O @0AGQB0 8=48:0B>@0

                const double& low[],      // F5=>2>9 <0AA82 <8=8<C<>2 F5=K  4;O @0AGQB0 8=48:0B>@0

                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 first;

   double diff,bop;



//---- @0AGQB AB0@B>2>3> =><5@0 first 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

     {

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

     }

   else first=prev_calculated-1; // AB0@B>2K9 =><5@ 4;O @0AGQB0 =>2KE 10@>2



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

   for(int bar=first; bar<rates_total && !IsStopped(); bar++)

     {

      diff=high[bar]-low[bar];

      if(!diff) diff=_Point;

      bop=(close[bar]-open[bar])/diff;

      IndBuffer[bar]=100*XMA1.XMASeries(0,prev_calculated,rates_total,XMethod,XPhase,XLength,bop,bar,false);

     }

//---- 

   if(prev_calculated>rates_total || prev_calculated<=0) first=min_rates_total;

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

   for(int bar=first; bar<rates_total && !IsStopped(); bar++)

     {

      int clr=10;

      bop=IndBuffer[bar];

      diff=IndBuffer[bar]-IndBuffer[bar-1];



      if(bop>0)

        {

         if(diff>0.0)

           {

            if(bop>HighLevel) clr=0;

            else clr=2;

           }

         if(diff<0.0)

           {

            if(bop>HighLevel) clr=1;

            else clr=3;

           }

        }



      if(bop<0)

        {

         if(diff<0.0)

           {

            if(bop<LowLevel) clr=7;

            else clr=5;

           }

         if(diff>0.0)

           {

            if(bop<LowLevel) clr=6;

            else clr=4;

           }

        }

      ColorIndBuffer[bar]=clr;

     }

//---     

   BuySignal("BalanceOfPower_Histogram_Alert",ColorIndBuffer,0,rates_total,prev_calculated,close,spread);

   SellSignal("BalanceOfPower_Histogram_Alert",ColorIndBuffer,7,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 &ColorArray[],// F25B>2>9 8=45:A=K9 1CD5@

               int ColorIndex,// 8=45:A F25B0 2 F25B>2>< 8=45A:=>< 1CD5@5 4;O ?>40G8 A83=0;0 

               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(ColorArray);

   int index,index1;

   if(SeriesTest)

     {

      index=int(NumberofBar);

      index1=index+1;

     }

   else

     {

      index=Rates_total-int(NumberofBar)-1;

      index1=index-1;

     }

   if(ColorArray[index1]!=ColorIndex && ColorArray[index]==ColorIndex) 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];

      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 &ColorArray[],       // F25B>2>9 8=45:A=K9 1CD5@

                int ColorIndex,             // 8=45:A F25B0 2 F25B>2>< 8=45A:=>< 1CD5@5 4;O ?>40G8 A83=0;0 

                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(ColorArray);

   int index,index1;

   if(SeriesTest)

     {

      index=int(NumberofBar);

      index1=index+1;

     }

   else

     {

      index=Rates_total-int(NumberofBar)-1;

      index1=index-1;

     }

   if(ColorArray[index1]!=ColorIndex && ColorArray[index]==ColorIndex) 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];

      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));

//----

  }

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