ChanelPrice

//+------------------------------------------------------------------+
//|                                                  ChanelPrice.mq4 |
//|   Copyright 2016, AVG Software Corp. (e-mail= softmt4@gmail.com) |
//|   Alexander Gershkevich                                          |
//+------------------------------------------------------------------+
#property copyright "Copyright 2016, AVG Software Corp. (e-mail= softmt4@gmail.com)"
#property link      "https://www.mql5.com"
#property version   "1.00"
#property strict
//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit()
  {
//---
   
//---
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {
//---
   
  }
//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()
  {
//---
   
  }
//+------------------------------------------------------------------+

//-----------------------------------------
//ôóíêöèÿ âîçâðàùàåò öåíó íà ãðàíèöå îáúåêòà "ðàâíîóäàëåííûé êàíàë"
double GetPriceChanel(string wChanel, int wPeriod, int sdvig, int ur)
//îïðåäåëÿåò öåíó êàíàëà íà áàðå ñî ñäâèãîì sdvig îò ïîñëåäíåãî (òåêóùåãî = 0)
//îïèñàíèå âõîäíûõ ïàðàìåòðîâ:
//  wChanel - ñòðîêà ñ èìåíåì îáúåêòà òèïà OBJ_CHANNEL
//  wPeriod - òàéì-ôðåéì
//  sdvig   - íîìåð áàðà, îòíîñèòåëüíî êîòîðîãî îïðåäåëÿåì öåíó íà ãðàíèöàõ êàíàëà
//  ur      - åñëè =1, òî ôóíêöèÿ âîçâðàùàåò öåíó íà ãðàíèöå âåðõíåãî êàíàëà, åñëè =2 - ôóíêöèÿ âîçâðàùàåò öåíó íà ãðàíèöå íèæíåãî êàíàëà
{ double lPrice0=0,lPrice1=0, lPrice=-1, lDelta;
  datetime lTime;
   lPrice0=ObjectGetValueByTime(0, wChanel, iTime(Symbol(), wPeriod, sdvig),0);

//îïðåäåëÿåì êîîðäèíàòû 3-é òî÷êè
   
   lPrice1=ObjectGet(wChanel, OBJPROP_PRICE3);
   lTime=(datetime)ObjectGet(wChanel, OBJPROP_TIME3);
   lDelta=ObjectGetValueByTime(0, wChanel, lTime,0);
   if(lDelta>0)
   {  lDelta=lPrice1-lDelta;
      lPrice1=lPrice0+lDelta;
   
      if (ur==1)
         lPrice=MathMax(lPrice0, lPrice1);
      if (ur==2)
         lPrice=MathMin(lPrice0, lPrice1);
   }
   return(lPrice);
}//GetPriceChanel