//+------------------------------------------------------------------+ //| HighsLowsSignal.mq5 | //| Copyright © 2006, Robert Hill | //| | //+------------------------------------------------------------------+ //| Allows you to enter a number and it will then show you at | //| which point that many higher highs/higher lows or | //| lower highs/lower lows candles occur. | //| It also give an alert if the current bar has the | //| required number of candles before it. | //+------------------------------------------------------------------+ //--- Copyright #property copyright "Copyright © 2006, Robert Hill" //--- indicator version #property version "1.00" //--- drawing the indicator in the main window #property indicator_chart_window //--- two buffers are used for the indicator calculation and drawing #property indicator_buffers 2 //--- two plots are used #property indicator_plots 2 //+----------------------------------------------+ //| Parameters of drawing a bearish indicator | //+----------------------------------------------+ //--- drawing the indicator 1 as a symbol #property indicator_type1 DRAW_ARROW //--- pink is used for the color of the bearish indicator line #property indicator_color1 clrMagenta //--- indicator 1 line width is equal to 4 #property indicator_width1 4 //--- display of the indicator bullish label #property indicator_label1 "HighsLowsSignal Sell" //+----------------------------------------------+ //| Parameters of drawing a bullish indicator | //+----------------------------------------------+ //--- drawing the indicator 2 as a symbol #property indicator_type2 DRAW_ARROW //---- light blue is used as the color of the bullish line of the indicator #property indicator_color2 clrDodgerBlue //---- indicator 2 line width is equal to 4 #property indicator_width2 4 //--- display of the bearish indicator label #property indicator_label2 "HighsLowsSignal Buy" //+----------------------------------------------+ //| declaration of constants | //+----------------------------------------------+ #define RESET 0 // A constant for returning the indicator recalculation command to the terminal //+----------------------------------------------+ //| Indicator input parameters | //+----------------------------------------------+ input uint HowManyCandles=3; // The number of candlesticks of a directed price change //+----------------------------------------------+ //--- declaring dynamic arrays that further //--- will be used as indicator buffers double SellBuffer[]; double BuyBuffer[]; //--- declaration of integer variables for the indicators handles int ATR_Handle; //--- declaration of integer variables for the start of data calculation int min_rates_total; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int OnInit() { //--- initialization of global variables int ATR_Period=15; min_rates_total=int(MathMax(ATR_Period,4)); //--- Getting the handle of the ATR indicator ATR_Handle=iATR(NULL,0,ATR_Period); if(ATR_Handle==INVALID_HANDLE) { Print(" Failed to get handle of the ATR indicator"); return(INIT_FAILED); } //--- set dynamic array as an indicator buffer SetIndexBuffer(0,SellBuffer,INDICATOR_DATA); //--- shifting the start of drawing of the indicator 1 PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total); //--- indicator symbol PlotIndexSetInteger(0,PLOT_ARROW,171); //--- restriction to draw empty values for the indicator PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,0); //--- indexing elements in the buffer as in timeseries ArraySetAsSeries(SellBuffer,true); //--- set dynamic array as an indicator buffer SetIndexBuffer(1,BuyBuffer,INDICATOR_DATA); //--- shifting the starting point of the indicator 2 drawing PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total); //--- indicator symbol PlotIndexSetInteger(1,PLOT_ARROW,171); //--- restriction to draw empty values for the indicator PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,0); //--- indexing elements in the buffer as in timeseries ArraySetAsSeries(BuyBuffer,true); //--- setting the format of accuracy of displaying the indicator IndicatorSetInteger(INDICATOR_DIGITS,_Digits); IndicatorSetString(INDICATOR_SHORTNAME,"HighsLowsSignal"); //--- initialization end 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[]) { //--- checking if the number of bars is enough for the calculation if(BarsCalculated(ATR_Handle)rates_total || prev_calculated<=0)// checking for the first start of calculation of an indicator { limit=rates_total-min_rates_total; // starting index for the calculation of all bars } else { limit=rates_total-prev_calculated; // starting index for the calculation of new bars } to_copy=limit+1; //---- copy newly appeared data in the ATR[] array if(CopyBuffer(ATR_Handle,0,0,to_copy,ATR)<=0) return(RESET); //--- apply timeseries indexing to array elements ArraySetAsSeries(ATR,true); ArraySetAsSeries(high,true); ArraySetAsSeries(low,true); //--- main calculation loop of the indicator for(bar=limit; bar>=0 && !IsStopped(); bar--) { HigherHighs=0; HigherLows=0; LowerHighs=0; LowerLows=0; int end=bar+int(HowManyCandles); for(int index=bar; indexhigh[index1]) HigherHighs++; if(low[index]>low[index1]) HigherLows++; if(high[index]