//+------------------------------------------------------------------+
//|                                                    TimePrice.mqh |
//+------------------------------------------------------------------+
#property strict
#ifndef __TIME_PRICE_MQH__
#define __TIME_PRICE_MQH__

struct TimePrice
  {
   int               i;
   datetime          x;
   double            y;
   //+------------------------------------------------------------------+
   //|                                                                  |
   //+------------------------------------------------------------------+

   void              Reset()
     {
      x = 0;
      y = 0.0;
     }
   //+------------------------------------------------------------------+
   //|                                                                  |
   //+------------------------------------------------------------------+

   void              Set(datetime timeValue, double priceValue)
     {

      x = timeValue;
      y = priceValue;
     }
   //+------------------------------------------------------------------+
   //|                                                                  |
   //+------------------------------------------------------------------+

   void              Set(int index, datetime timeValue, double priceValue)
     {
      i = index;
      x = timeValue;
      y = priceValue;
     }
   //+------------------------------------------------------------------+
   //|                                                                  |
   //+------------------------------------------------------------------+

   void              Set(TimePrice &tp)
     {
      Set(tp.i, tp.x, tp.y);
     }

   bool              Ok()
     {
      return x > 0 && y > 0.0;
     }
   //+------------------------------------------------------------------+
   //|                                                                  |
   //+------------------------------------------------------------------+

TimePrice CenterCoord(TimePrice &p2)
  {
   if(!Ok() && !p2.Ok())
     {
      TimePrice tp;
      return tp;
     }

   if(!Ok())
      return p2;

   if(!p2.Ok())
      return *this;

   TimePrice tp;

   datetime tx = x + (p2.x - x) / 2;
   double py   = (y + p2.y) / 2.0;

   tp.Set(tx, py);

   return tp;
  }

   string            ToString()
     {
      return "Time: " + TimeToString(x) + " | Price: " + DoubleToString(y);
     }

   //+------------------------------------------------------------------+
   //|                                                                  |
   //+------------------------------------------------------------------+
   TimePrice         Min(TimePrice &p2)
     {
      TimePrice tp;

      if(y <= p2.y)
         tp.Set(i, x, y);
      else
         tp.Set(p2.i, p2.x, p2.y);

      return tp;
     }

   //+------------------------------------------------------------------+
   //|                                                                  |
   //+------------------------------------------------------------------+
   TimePrice         Max(TimePrice &p2)
     {
      TimePrice tp;

      if(y >= p2.y)
         tp.Set(i, x, y);
      else
         tp.Set(p2.i, p2.x, p2.y);

      return tp;
     }
  };
#endif

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