//+------------------------------------------------------------------+ //| Ehlers_CG.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 description "Ehlers Center of Gravity indicator" #property indicator_separate_window #property indicator_buffers 3 #property indicator_plots 2 //--- plot CG0 #property indicator_label1 "CoG Main" #property indicator_type1 DRAW_LINE #property indicator_color1 clrLimeGreen #property indicator_style1 STYLE_SOLID #property indicator_width1 1 //--- plot CG1 #property indicator_label2 "CoG Signal" #property indicator_type2 DRAW_LINE #property indicator_color2 clrRed #property indicator_style2 STYLE_SOLID #property indicator_width2 1 //--- input parameters input uint InpPeriod = 10; // Period //--- indicator buffers double BufferCG0[]; double BufferCG1[]; double BufferPrice[]; //--- global variables int period; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int OnInit() { //--- set global variables period=int(InpPeriod<1 ? 1 : InpPeriod); //--- indicator buffers mapping SetIndexBuffer(0,BufferCG0,INDICATOR_DATA); SetIndexBuffer(1,BufferCG1,INDICATOR_DATA); SetIndexBuffer(2,BufferPrice,INDICATOR_CALCULATIONS); //--- setting indicator parameters IndicatorSetString(INDICATOR_SHORTNAME,"Ehler's Center of Gravity ("+(string)period+")"); IndicatorSetInteger(INDICATOR_DIGITS,Digits()); //--- setting buffer arrays as timeseries ArraySetAsSeries(BufferCG0,true); ArraySetAsSeries(BufferCG1,true); ArraySetAsSeries(BufferPrice,true); //--- 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[]) { //--- Установка массивов буферов как таймсерий ArraySetAsSeries(high,true); ArraySetAsSeries(low,true); //--- Проверка количества доступных баров if(rates_total1) { limit=rates_total-period-2; ArrayInitialize(BufferCG0,EMPTY_VALUE); ArrayInitialize(BufferCG1,EMPTY_VALUE); ArrayInitialize(BufferPrice,0); } //--- Расчёт индикатора double num=0,demon=0; for(int i=limit; i>=0 && !IsStopped(); i--) { num=demon=0; BufferPrice[i]=(high[i]+low[i])/2.0; for(int j=0; j