//+------------------------------------------------------------------+
//|                                                      ProjectName |
//|                                      Copyright 2020, CompanyName |
//|                                       http://www.companyname.net |
//+------------------------------------------------------------------+

//+------------------------------------------------------------------+
//|                                                      Pointer.mq5 |
//|                                              Copyright 2024, AM2 |
//|                                      http://www.forexsystems.biz |
//+------------------------------------------------------------------+

#property copyright "Copyright 2024, AM2"
#property link      "http://www.forexsystems.biz"
#property version   "1.00"
#property indicator_chart_window

#property indicator_buffers 2
#property indicator_plots 2

#property indicator_label1  "Signal UP"
#property indicator_type1   DRAW_ARROW
#property indicator_color1  clrLime
#property indicator_style1  STYLE_SOLID
#property indicator_width1  2

#property indicator_label2  "Signal DN"
#property indicator_type2   DRAW_ARROW
#property indicator_color2  clrRed
#property indicator_style2  STYLE_SOLID
#property indicator_width2  2

double up[11],dn[11];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit()
  {
//--- indicator buffers mapping

   SetIndexBuffer(0,up,INDICATOR_DATA);
   PlotIndexSetInteger(0,PLOT_ARROW,233);

   SetIndexBuffer(1,dn,INDICATOR_DATA);
   PlotIndexSetInteger(1,PLOT_ARROW,234);

//---
   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[])
  {
//---
   ArraySetAsSeries(low,true);
   ArraySetAsSeries(open,true);
   ArraySetAsSeries(close,true);
   ArraySetAsSeries(high,true);

   for(int i=0; i<111; i++)
     {
      if(close[i] > high[i+1] && close[i] > high[i+2] && close[i] > high[i+3])
        {
         up[i]=low[i];
        }

      if(close[i] < low[i+1] && close[i] < low[i+2] && close[i] < low[i+3])
        {
         dn[i]=high[i];
        }
     }

   Comment(close[55]);

//--- return value of prev_calculated for next call
   return(rates_total);
  }
//+------------------------------------------------------------------+

//+------------------------------------------------------------------+