//+------------------------------------------------------------------+ //| Mirror_Bands.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 "Mirror bands" #property indicator_chart_window #property indicator_buffers 6 #property indicator_plots 4 //--- plot Top #property indicator_label1 "Top" #property indicator_type1 DRAW_LINE #property indicator_color1 clrRoyalBlue #property indicator_style1 STYLE_DOT #property indicator_width1 1 //--- plot Bottom #property indicator_label2 "Bottom" #property indicator_type2 DRAW_LINE #property indicator_color2 clrRoyalBlue #property indicator_style2 STYLE_DOT #property indicator_width2 1 //--- plot MA #property indicator_label3 "MA" #property indicator_type3 DRAW_LINE #property indicator_color3 clrGreen #property indicator_style3 STYLE_SOLID #property indicator_width3 1 //--- plot Mirror #property indicator_label4 "Mirror" #property indicator_type4 DRAW_LINE #property indicator_color4 clrOrangeRed #property indicator_style4 STYLE_SOLID #property indicator_width4 1 //--- input parameters input uint InpPeriod = 9; // Period input uint InpPeriodMA = 2; // MA period input double InpDeviation = 2.0; // Deviation input ENUM_APPLIED_PRICE InpAppliedPrice = PRICE_CLOSE; // Applied price //--- indicator buffers double BufferTop[]; double BufferBottom[]; double BufferMA[]; double BufferMirror[]; double BufferMA1[]; double BufferMAInd[]; //--- global variables double deviation; int period; int period_ma; int handle_ma; int handle_ma1; int handle_ma_ind; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int OnInit() { //--- set global variables period=int(InpPeriod<1 ? 1 : InpPeriod); period_ma=int(InpPeriodMA<1 ? 1 : InpPeriodMA); deviation=InpDeviation; //--- indicator buffers mapping SetIndexBuffer(0,BufferTop,INDICATOR_DATA); SetIndexBuffer(1,BufferBottom,INDICATOR_DATA); SetIndexBuffer(2,BufferMA,INDICATOR_DATA); SetIndexBuffer(3,BufferMirror,INDICATOR_DATA); SetIndexBuffer(4,BufferMA1,INDICATOR_CALCULATIONS); SetIndexBuffer(5,BufferMAInd,INDICATOR_CALCULATIONS); //--- setting indicator parameters IndicatorSetString(INDICATOR_SHORTNAME,"MBands("+(string)period+","+(string)period_ma+","+DoubleToString(deviation,1)+")"); IndicatorSetInteger(INDICATOR_DIGITS,Digits()); //--- setting buffer arrays as timeseries ArraySetAsSeries(BufferTop,true); ArraySetAsSeries(BufferBottom,true); ArraySetAsSeries(BufferMA,true); ArraySetAsSeries(BufferMirror,true); ArraySetAsSeries(BufferMA1,true); ArraySetAsSeries(BufferMAInd,true); //--- create MA's handle ResetLastError(); handle_ma=iMA(NULL,PERIOD_CURRENT,period_ma,0,MODE_SMA,InpAppliedPrice); if(handle_ma==INVALID_HANDLE) { Print("The iMA(",(string)period_ma,") object was not created: Error ",GetLastError()); return INIT_FAILED; } ResetLastError(); 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; } ResetLastError(); handle_ma_ind=iMA(NULL,PERIOD_CURRENT,period,0,MODE_SMA,InpAppliedPrice); if(handle_ma_ind==INVALID_HANDLE) { Print("The iMA(",(string)period,") 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<4) return 0; //--- Проверка и расчёт количества просчитываемых баров int limit=rates_total-prev_calculated; if(limit>1) { limit=rates_total-period-1; ArrayInitialize(BufferTop,EMPTY_VALUE); ArrayInitialize(BufferBottom,EMPTY_VALUE); ArrayInitialize(BufferMA,EMPTY_VALUE); ArrayInitialize(BufferMirror,EMPTY_VALUE); ArrayInitialize(BufferMA1,0); ArrayInitialize(BufferMAInd,0); } //--- Подготовка данных int copied=0,count=(limit==0 ? 1 : rates_total); copied=CopyBuffer(handle_ma,0,0,count,BufferMA); if(copied!=count) return 0; copied=CopyBuffer(handle_ma1,0,0,count,BufferMA1); if(copied!=count) return 0; copied=CopyBuffer(handle_ma_ind,0,0,count,BufferMAInd); if(copied!=count) return 0; //--- Расчёт индикатора for(int i=limit; i>=0 && !IsStopped(); i--) { double Sum=0; for(int j=0; j