//+------------------------------------------------------------------+ //| Indicator: Engulfing Alerts MA filter.mq5 | //| Created with EABuilder.com | //| http://eabuilder.com | //+------------------------------------------------------------------+ #property copyright "Created with EABuilder.com" #property link "http://eabuilder.com" #property version "1.00" #property description "" //--- indicator settings #property indicator_chart_window #property indicator_buffers 2 #property indicator_plots 2 #property indicator_type1 DRAW_ARROW #property indicator_width1 1 #property indicator_color1 0xFFAA00 #property indicator_label1 "Engulfing Buy" #property indicator_type2 DRAW_ARROW #property indicator_width2 1 #property indicator_color2 0x0000FF #property indicator_label2 "Engulfing Buy" //--- indicator buffers double Buffer1[]; double Buffer2[]; datetime time_alert; //used when sending alert input bool Audible_Alerts = true; input bool Push_Notifications = true; double myPoint; //initialized in OnInit double Open[]; double Close[]; int MA_handle; double MA[]; double Low[]; double High[]; void myAlert(string type, string message) { if(type == "print") Print(message); else if(type == "error") { Print(type+" | Engulfing Alerts MA filter @ "+Symbol()+","+Period()+" | "+message); } else if(type == "order") { } else if(type == "modify") { } else if(type == "indicator") { if(Audible_Alerts) Alert(type+" | Engulfing Alerts MA filter @ "+Symbol()+","+Period()+" | "+message); if(Push_Notifications) SendNotification(type+" | Engulfing Alerts MA filter @ "+Symbol()+","+Period()+" | "+message); } } //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int OnInit() { SetIndexBuffer(0, Buffer1); PlotIndexSetDouble(0, PLOT_EMPTY_VALUE, 0); PlotIndexSetInteger(0, PLOT_ARROW, 241); SetIndexBuffer(1, Buffer2); PlotIndexSetDouble(1, PLOT_EMPTY_VALUE, 0); PlotIndexSetInteger(1, PLOT_ARROW, 242); //initialize myPoint myPoint = Point(); if(Digits() == 5 || Digits() == 3) { myPoint *= 10; } MA_handle = iMA(NULL, PERIOD_CURRENT, 20, 0, MODE_SMA, PRICE_CLOSE); if(MA_handle < 0) { Print("The creation of iMA has failed: MA_handle=", INVALID_HANDLE); Print("Runtime error = ", GetLastError()); return(INIT_FAILED); } 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[]) { int limit = rates_total - prev_calculated; //--- counting from 0 to rates_total ArraySetAsSeries(Buffer1, true); ArraySetAsSeries(Buffer2, true); //--- initial zero if(prev_calculated < 1) { ArrayInitialize(Buffer1, 0); ArrayInitialize(Buffer2, 0); } else limit++; datetime Time[]; if(CopyOpen(Symbol(), PERIOD_CURRENT, 0, rates_total, Open) <= 0) return(rates_total); ArraySetAsSeries(Open, true); if(CopyClose(Symbol(), PERIOD_CURRENT, 0, rates_total, Close) <= 0) return(rates_total); ArraySetAsSeries(Close, true); if(CopyBuffer(MA_handle, 0, 0, rates_total, MA) <= 0) return(rates_total); ArraySetAsSeries(MA, true); if(CopyLow(Symbol(), PERIOD_CURRENT, 0, rates_total, Low) <= 0) return(rates_total); ArraySetAsSeries(Low, true); if(CopyHigh(Symbol(), PERIOD_CURRENT, 0, rates_total, High) <= 0) return(rates_total); ArraySetAsSeries(High, true); if(CopyTime(Symbol(), Period(), 0, rates_total, Time) <= 0) return(rates_total); ArraySetAsSeries(Time, true); //--- main loop for(int i = limit-1; i >= 0; i--) { if (i >= MathMin(5000-1, rates_total-1-50)) continue; //omit some old rates to prevent "Array out of range" or slow calculation //Indicator Buffer 1 if(Open[1+i] < Close[1+i] //Candlestick Open < Candlestick Close && Open[2+i] > Close[2+i] //Candlestick Open > Candlestick Close && Open[1+i] < Close[2+i] //Candlestick Open < Candlestick Close && Close[1+i] > Open[2+i] //Candlestick Close > Candlestick Open && Open[1+i] < MA[i] //Candlestick Open < Moving Average ) { Buffer1[i] = Low[i]; //Set indicator value at Candlestick Low if(i == 0 && Time[0] != time_alert) { myAlert("indicator", "Engulfing Buy"); time_alert = Time[0]; } //Instant alert, only once per bar } else { Buffer1[i] = 0; } //Indicator Buffer 2 if(Open[1+i] > Close[1+i] //Candlestick Open > Candlestick Close && Open[2+i] < Close[2+i] //Candlestick Open < Candlestick Close && Open[1+i] > Close[2+i] //Candlestick Open > Candlestick Close && Close[1+i] < Open[2+i] //Candlestick Close < Candlestick Open && Open[1+i] > MA[i] //Candlestick Open > Moving Average ) { Buffer2[i] = High[i]; //Set indicator value at Candlestick High if(i == 0 && Time[0] != time_alert) { myAlert("indicator", "Engulfing Buy"); time_alert = Time[0]; } //Instant alert, only once per bar } else { Buffer2[i] = 0; } } return(rates_total); } //+------------------------------------------------------------------+