//+------------------------------------------------------------------+ //| Bogie_Osc.mq5 | //| Copyright 2018, MetaQuotes Software Corp. | //| https://mql5.com | //+------------------------------------------------------------------+ #property copyright "Copyright 2018, MetaQuotes Software Corp." #property link "https://mql5.com" #property version "1.00" #property indicator_separate_window #property indicator_buffers 4 #property indicator_plots 1 //--- plot Bogie #property indicator_label1 "Bogie" #property indicator_type1 DRAW_LINE #property indicator_color1 clrCrimson #property indicator_style1 STYLE_SOLID #property indicator_width1 1 //--- input parameters input uint InpPeriodFast = 7; // Fast MA period input uint InpPeriodSlow = 14; // Slow MA period input ENUM_APPLIED_PRICE InpAppliedPrice = PRICE_CLOSE; // Applied price //--- indicator buffers double BufferBogie[]; double BufferMAF[]; double BufferMAS[]; double BufferMA1[]; //--- global variables int period_maf; int period_mas; int handle_maf; int handle_mas; int handle_ma1; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int OnInit() { //--- set global variables period_maf=int(InpPeriodFast<2 ? 2 : InpPeriodFast); period_mas=int(InpPeriodSlow<2 ? 2 : InpPeriodSlow); if(period_mas==period_maf) period_mas=period_maf+1; //--- indicator buffers mapping SetIndexBuffer(0,BufferBogie,INDICATOR_DATA); SetIndexBuffer(1,BufferMAF,INDICATOR_CALCULATIONS); SetIndexBuffer(2,BufferMAS,INDICATOR_CALCULATIONS); SetIndexBuffer(3,BufferMA1,INDICATOR_CALCULATIONS); //--- setting indicator parameters IndicatorSetString(INDICATOR_SHORTNAME,"Bogie("+(string)period_maf+","+(string)period_mas+")"); IndicatorSetInteger(INDICATOR_DIGITS,Digits()); //--- setting buffer arrays as timeseries ArraySetAsSeries(BufferBogie,true); ArraySetAsSeries(BufferMAF,true); ArraySetAsSeries(BufferMAS,true); ArraySetAsSeries(BufferMA1,true); //--- create MA's handle ResetLastError(); handle_maf=iMA(NULL,PERIOD_CURRENT,period_maf-1,0,MODE_SMA,InpAppliedPrice); if(handle_maf==INVALID_HANDLE) { Print("The iMA(",string(period_maf-1),") object was not created: Error ",GetLastError()); return INIT_FAILED; } handle_mas=iMA(NULL,PERIOD_CURRENT,period_mas-1,0,MODE_SMA,InpAppliedPrice); if(handle_mas==INVALID_HANDLE) { Print("The iMA(",string(period_mas-1),") object was not created: Error ",GetLastError()); return INIT_FAILED; } handle_ma1=iMA(NULL,PERIOD_CURRENT,1,0,MODE_SMA,InpAppliedPrice); if(handle_ma1==INVALID_HANDLE) { Print("The iMA(1) object was not created: 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[]) { //--- Проверка на минимальное колиество баров для расчёта if(rates_total<3) return 0; //--- Проверка и расчёт количества просчитываемых баров int limit=rates_total-prev_calculated; if(limit>1) { limit=rates_total-2; ArrayInitialize(BufferBogie,EMPTY_VALUE); ArrayInitialize(BufferMA1,0); ArrayInitialize(BufferMAF,0); ArrayInitialize(BufferMAS,0); } //--- Подготовка данных int copied=0,count=(limit==0 ? 1 : rates_total); copied=CopyBuffer(handle_ma1,0,0,count,BufferMA1); if(copied!=count) return 0; copied=CopyBuffer(handle_maf,0,0,count,BufferMAF); if(copied!=count) return 0; copied=CopyBuffer(handle_mas,0,0,count,BufferMAS); if(copied!=count) return 0; //--- Расчёт индикатора for(int i=limit; i>=0 && !IsStopped(); i--) { double left=BufferMAF[i+1]*(period_maf-1)*period_mas; double right=BufferMAS[i+1]*(period_mas-1)*period_maf; double bottom=period_maf-period_mas; double BogiePX=(left-right)/(bottom!=0 ? bottom : DBL_MIN); double ma=BufferMA1[i]; BufferBogie[i]=(BogiePX/(ma!=0 ? ma : DBL_MIN)-1)*100; } //--- return value of prev_calculated for next call return(rates_total); } //+------------------------------------------------------------------+