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  1. Скрипт выдает коммент с указанием ширины канала в пунктах. Шрифт очень мелкий. Возможно кто-нибудь захочет усовершенствовать? //+------------------------------------------------------------------+ //| SHI_Channel_true.mq4 | //| Copyright © 2004, Shurka & Kevin | //| alerts 11.2013 by fxdaytrader | //+------------------------------------------------------------------+ #property copyright "Copyright © 2004, Shurka & Kevin (alerts by fxdaytrader)" #property link "http://forexBaron.net" //---- #property indicator_chart_window #property indicator_buffers 1 #property indicator_color1 Red double ExtMapBuffer1[]; //---- input parameters extern int AllBars = 240; extern int BarsForFract = 0; //alerts/misc, fxdaytrader: extern bool ShowScreenComment = true; extern string ahi="******* ALERT SETTINGS:"; extern int AlertCandle = 0;//0:current, 1:last bar, etc. extern bool PopupAlerts = true; extern bool EmailAlerts = false; extern bool PushNotificationAlerts = false; extern bool SoundAlerts = false; extern string SoundFileHigh = "alert.wav"; extern string SoundFileLow = "alert2.wav"; int lastAlert=3; //end alerts/misc int CurrentBar = 0; double Step = 0; int B1 = -1, B2 = -1; int UpDown = 0; double P1 = 0, P2 = 0, PP = 0; int i = 0, AB = 300, BFF = 0; int ishift = 0; double iprice = 0; datetime T1, T2; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int init() { //---- indicators SetIndexStyle(0, DRAW_ARROW); SetIndexArrow(0, 164); SetIndexBuffer(0, ExtMapBuffer1); SetIndexEmptyValue(0, 0.0); //---- return(0); } //+------------------------------------------------------------------+ //| Custor indicator deinitialization function | //+------------------------------------------------------------------+ int deinit() { ObjectDelete("TL1"); ObjectDelete("TL2"); ObjectDelete("MIDL"); if (ShowScreenComment) Comment(""); //---- return(0); } //+------------------------------------------------------------------+ //| | //+------------------------------------------------------------------+ void DelObj() { ObjectDelete("TL1"); ObjectDelete("TL2"); ObjectDelete("MIDL"); } //+------------------------------------------------------------------+ //| Custom indicator iteration function | //+------------------------------------------------------------------+ int start() { int counted_bars = IndicatorCounted(); //---- if((AllBars == 0) || (Bars < AllBars)) AB = Bars; else AB = AllBars; //AB-количество обсчитываемых баров if(BarsForFract > 0) BFF = BarsForFract; else switch (Period()) { case 1: BFF = 12; break; case 5: BFF = 48; break; case 15: BFF = 24; break; case 30: BFF = 24; break; case 60: BFF = 12; break; case 240: BFF = 15; break; case 1440: BFF = 10; break; case 10080: BFF = 6; break; default: DelObj(); return(-1); break; } CurrentBar = 2; //считаем с третьего бара, чтобы фрактал "закрепился B1 = -1; B2 = -1; UpDown = 0; while(((B1 == -1) || (B2==-1)) && (CurrentBar<AB)) { //UpDown = 1 значит первый фрактал найден сверху, UpDown = -1 значит первый фрактал //найден снизу, UpDown = 0 значит фрактал ещё не найден. //В1 и В2 - номера баров с фракталами, через них строим опорную линию. //Р1 и Р2 - соответственно цены через которые будем линию проводить if((UpDown < 1) && (CurrentBar == Lowest(Symbol(), Period(), MODE_LOW, BFF*2 + 1, CurrentBar - BFF))) { if(UpDown == 0) { UpDown = -1; B1 = CurrentBar; P1 = Low[B1]; } else { B2 = CurrentBar; P2 = Low[B2]; } } if((UpDown > -1) && (CurrentBar == Highest(Symbol(), Period(), MODE_HIGH, BFF*2 + 1, CurrentBar - BFF))) { if(UpDown == 0) { UpDown = 1; B1 = CurrentBar; P1 = High[B1]; } else { B2 = CurrentBar; P2 = High[B2]; } } CurrentBar++; } if((B1 == -1) || (B2 == -1)) { DelObj(); return(-1); } // Значит не нашли фракталов среди 300 баров 8-) Step = (P2 - P1) / (B2 - B1); //Вычислили шаг, если он положительный, то канал нисходящий P1 = P1 - B1*Step; B1 = 0; //переставляем цену и первый бар к нулю //А теперь опорную точку противоположной линии канала. ishift = 0; iprice = 0; if(UpDown == 1) { PP = Low[2] - 2*Step; for(i = 3; i <= B2; i++) { if(Low[i] < PP + Step*i) PP = Low[i] - i*Step; } if(Low[0] < PP) { ishift = 0; iprice = PP; } if(Low[1] < PP + Step) { ishift = 1; iprice = PP + Step; } if(High[0] > P1) { ishift = 0; iprice = P1; } if(High[1] > P1 + Step) { ishift = 1; iprice = P1 + Step; } } else { PP = High[2] - 2*Step; for(i = 3; i <= B2; i++) { if(High[i] > PP + Step*i) PP = High[i] - i*Step; } if(Low[0] < P1) { ishift = 0; iprice = P1; } if(Low[1] < P1 + Step) { ishift = 1; iprice = P1 + Step; } if(High[0] > PP) { ishift = 0; iprice = PP; } if(High[1] > PP + Step) { ishift = 1; iprice = PP + Step; } } //Теперь переставим конечную цену и бар на АВ, чтобы линии канала рисовались подлиннее P2 = P1 + AB*Step; T1 = Time[B1]; T2 = Time[AB]; //Если не было пересечения канала, то 0, иначе ставим псису. if(iprice != 0) ExtMapBuffer1[ishift] = iprice; DelObj(); ObjectCreate("TL1", OBJ_TREND, 0, T2, PP + Step*AB, T1, PP); ObjectSet("TL1", OBJPROP_COLOR, Lime); ObjectSet("TL1", OBJPROP_WIDTH, 2); ObjectSet("TL1", OBJPROP_STYLE, STYLE_SOLID); ObjectCreate("TL2", OBJ_TREND, 0, T2, P2, T1, P1); ObjectSet("TL2", OBJPROP_COLOR, Lime); ObjectSet("TL2", OBJPROP_WIDTH, 2); ObjectSet("TL2", OBJPROP_STYLE, STYLE_SOLID); ObjectCreate("MIDL", OBJ_TREND, 0, T2, (P2 + PP + Step*AB) / 2, T1, (P1 + PP) / 2); ObjectSet("MIDL", OBJPROP_COLOR, Lime); ObjectSet("MIDL", OBJPROP_WIDTH, 1); ObjectSet("MIDL", OBJPROP_STYLE, STYLE_DOT); if (ShowScreenComment) Comment(" .................................................................................................................Channel size = "+DoubleToStr(MathAbs(PP - P1) / Point, 0)+" Slope = "+DoubleToStr(-Step / Point, 2)+", channel borders="+DoubleToStr(GetObjectPrice("TL2",0),Digits)+", "+DoubleToStr(GetObjectPrice("TL1",0),Digits)); CheckForLineTouch(); //---- return(0); } //+------------------------------------------------------------------+ ////////////////////////////////////////////////////////////////////// //stuff by fxdaytrader: double GetObjectPrice(string objname,int objshift) { return(ObjectGetValueByShift(objname,objshift)); }//double GetObjectPrice(string objname,int objshift) { bool ObjTouched(string objname,int shift) { double price=ObjectGetValueByShift(objname,shift); if (iHigh(NULL,0,shift)>=price && iClose(NULL,0,shift+1)<price) return(true); if (iLow(NULL,0,shift)<=price && iClose(NULL,0,shift)>price) return(true); return(false); }//bool ObjTouched(string objname,int shift) { void CheckForLineTouch() { double price1=GetObjectPrice("TL1",AlertCandle); double price2=GetObjectPrice("TL2",AlertCandle); string msg="SHI Channel Alert on "+Symbol()+", period "+TFtoStr(Period())+": "; if (lastAlert!=1 && ((ObjTouched("TL2",AlertCandle) && price2>price1) || (ObjTouched("TL1",AlertCandle) && price1>price2)) ) { msg=msg+"UPPER LINE TOUCHED"; doAlerts(msg,SoundFileHigh); lastAlert=1; } if (lastAlert!=2 && ((ObjTouched("TL2",AlertCandle) && price2<price1) || (ObjTouched("TL1",AlertCandle) && price1<price2)) ) { msg=msg+"LOWER LINE TOUCHED"; doAlerts(msg,SoundFileLow); lastAlert=2; } }//void CheckForLineTouch() { void doAlerts(string msg,string SoundFile) { string emailsubject="MT4 alert on acc. "+AccountNumber()+", "+WindowExpertName()+" - Alert on "+Symbol()+", period "+TFtoStr(Period()); if (PopupAlerts) Alert(msg); if (EmailAlerts) SendMail(emailsubject,msg); if (PushNotificationAlerts) SendNotification(msg); if (SoundAlerts) PlaySound(SoundFile); }//void doAlerts(string msg,string SoundFile) { string TFtoStr(int period) { switch(period) { case 1 : return("M1"); break; case 5 : return("M5"); break; case 15 : return("M15"); break; case 30 : return("M30"); break; case 60 : return("H1"); break; case 240 : return("H4"); break; case 1440 : return("D1"); break; case 10080 : return("W1"); break; case 43200 : return("MN1"); break; default : return(DoubleToStr(period,0)); } return("UNKNOWN"); }//string TFtoStr(int period) { //end stuff by fxdaytrader //////////////////////////////////////////////////////////////////////
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