//+------------------------------------------------------------------+ //| Since_Last_Fractal.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 "Since last fractal indicator." #property description "The indicator shows how many bars back was a fractal." #property indicator_separate_window #property indicator_buffers 2 #property indicator_plots 2 //--- plot UP #property indicator_label1 "Num after Up" #property indicator_type1 DRAW_LINE #property indicator_color1 clrGreen #property indicator_style1 STYLE_SOLID #property indicator_width1 1 //--- plot DN #property indicator_label2 "Num after Down" #property indicator_type2 DRAW_LINE #property indicator_color2 clrRed #property indicator_style2 STYLE_SOLID #property indicator_width2 1 //--- indicator buffers double BufferUP[]; double BufferDN[]; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int OnInit() { //--- indicator buffers mapping SetIndexBuffer(0,BufferUP,INDICATOR_DATA); SetIndexBuffer(1,BufferDN,INDICATOR_DATA); //--- setting indicator parameters IndicatorSetString(INDICATOR_SHORTNAME,"Since last fractal"); IndicatorSetInteger(INDICATOR_DIGITS,0); //--- setting buffer arrays as timeseries ArraySetAsSeries(BufferUP,true); ArraySetAsSeries(BufferDN,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_total<4) return 0; //--- Проверка и расчёт количества просчитываемых баров int limit=rates_total-prev_calculated; if(limit>1) { limit=rates_total-5; ArrayInitialize(BufferUP,EMPTY_VALUE); ArrayInitialize(BufferDN,EMPTY_VALUE); } //--- Расчёт индикатора for(int i=limit; i>=0 && !IsStopped(); i--) { if(i==rates_total-5) BufferUP[i]=BufferDN[i]=0; else { bool UpFr=(high[i+2]>high[i+4] && high[i+2]>high[i+3] && high[i+2]>high[i+1] && high[i+2]>high[i] ? true : false); bool DnFr=(low[i+2]