//+------------------------------------------------------------------+ //| Elders_Safe_Zone.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 "Elder's Safe Zone indicator" #property indicator_chart_window #property indicator_buffers 2 #property indicator_plots 1 //--- plot ESZ #property indicator_label1 "ESZ" #property indicator_type1 DRAW_LINE #property indicator_color1 clrDodgerBlue #property indicator_style1 STYLE_SOLID #property indicator_width1 2 //--- input parameters input uint InpPeriod = 10; // ESZ Period input uint InpStopFactor = 3; // Stop factor input uint InpPeriodEMA = 13; // EMA period //--- indicator buffers double BufferESZ[]; double BufferEMA[]; //--- global variables int period_esz; int period_ema; int stop_factor; int handle_ma; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int OnInit() { //--- set global variables period_esz=int(InpPeriod<1 ? 1 : InpPeriod); period_ema=int(InpPeriodEMA<1 ? 1 : InpPeriodEMA); stop_factor=int(InpStopFactor<1 ? 1 : InpStopFactor); //--- indicator buffers mapping SetIndexBuffer(0,BufferESZ,INDICATOR_DATA); SetIndexBuffer(1,BufferEMA,INDICATOR_CALCULATIONS); //--- setting indicator parameters IndicatorSetString(INDICATOR_SHORTNAME,"Elder's Safe Zone ("+(string)period_esz+","+(string)stop_factor+","+(string)period_ema+")"); IndicatorSetInteger(INDICATOR_DIGITS,Digits()); //--- setting buffer arrays as timeseries ArraySetAsSeries(BufferESZ,true); ArraySetAsSeries(BufferEMA,true); //--- create MA's handles ResetLastError(); handle_ma=iMA(NULL,PERIOD_CURRENT,period_ema,0,MODE_EMA,PRICE_CLOSE); if(handle_ma==INVALID_HANDLE) { Print("The iMA(",(string)period_ema,") 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[]) { //--- Установка массивов буферов как таймсерий ArraySetAsSeries(high,true); ArraySetAsSeries(low,true); ArraySetAsSeries(close,true); //--- Проверка количества доступных баров if(rates_total1) { limit=rates_total-period_esz-3; ArrayInitialize(BufferESZ,EMPTY_VALUE); ArrayInitialize(BufferEMA,0); } //--- Подготовка данных int count=(limit>1 ? rates_total : 1); int copied=CopyBuffer(handle_ma,0,0,count,BufferEMA); if(copied!=count) return 0; //--- Расчёт индикатора for(int i=limit; i>=0 && !IsStopped(); i--) { double PreSafeStop=BufferESZ[i+1]; double Pen=0; double Counter=0; double SafeStop=0; if(BufferEMA[i]>BufferEMA[i+1]) { for(int j=0; j0) SafeStop=close[i]-(stop_factor*(Pen/Counter)); else SafeStop=close[i]-(stop_factor*Pen); if(SafeStopBufferEMA[i+2]) SafeStop=PreSafeStop; } else if(BufferEMA[i]high[i+j+1]) { Pen=high[i+j]-high[i+j+1]+Pen; Counter++; } } if(Counter>0) SafeStop=close[i]+(stop_factor*(Pen/Counter)); else SafeStop=close[i]+(stop_factor*Pen); if(SafeStop>PreSafeStop && BufferEMA[i+1]