//+------------------------------------------------------------------+
//|                                                   MA_Open_V0.mq4 |
//|                                                     Yuriy Tokman |
//|                                            yuriytokman@gmail.com |
//+------------------------------------------------------------------+
#property copyright "Yuriy Tokman"
#property link      "yuriytokman@gmail.com"

#property indicator_separate_window

#property indicator_buffers 2
#property indicator_color1 Lime
#property indicator_color2 Red

extern string __настройки_нидикатора__ = "Здесь изменяем";
extern int PeriodMA = 33;
extern int ma_method = 1;//0-3
extern int applied_price = 6;//0-6
extern int верхний_порог = 250;
extern int нижний_порог = 250;

double ExtMapBuffer0[];
double ExtMapBuffer1[];

datetime LastTime=0;
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicators
   SetIndexStyle(0,DRAW_HISTOGRAM,EMPTY,3);
   SetIndexBuffer(0,ExtMapBuffer0);
   
   SetIndexStyle(1,DRAW_HISTOGRAM,EMPTY,3);
   SetIndexBuffer(1,ExtMapBuffer1);
   
   IndicatorShortName("MA_Open ("+PeriodMA+")");
   
   SetIndexLabel(0," ISQ#481971287  ");
   SetIndexLabel(1," yuriytokman@gmail.com  ");   
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
  {
//----
   
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
  {
   int counted_bars = IndicatorCounted();
   if(counted_bars < 0)  return(-1);
   if(counted_bars > 0)   counted_bars--;
   int limit = Bars - counted_bars;
   if(counted_bars==0) limit--;

   for(int i=limit; i>=0; i--)
   {
    double MA_0 = iMA( NULL,0,PeriodMA,0,ma_method,applied_price,i);
    double MA_H = MA_0 + верхний_порог*Point;
    double MA_L = MA_0 - нижний_порог*Point;
    
    if(Open[i]>MA_H&&Low[i]>MA_0&&Low[i]<MA_H)
     {
      if(Time[0]!= LastTime)
       {
        Alert("откат для бай "," Символ ",Symbol()," Период ",GetNameTF()); 
        LastTime = Time[0];
       } 
      ExtMapBuffer0[i]=1;
     }
    else ExtMapBuffer0[i]=0;
    if(Open[i]<MA_L&&High[i]<MA_0&&High[i]>MA_L)
     {
      if(Time[0]!= LastTime)
       {
        Alert("откат для селл "," Символ ",Symbol()," Период ",GetNameTF()); 
        LastTime = Time[0];
       }   
      ExtMapBuffer1[i]=-1;
     }
    else ExtMapBuffer1[i]=0; 
   }
//----
   return(0);
  }
//+------------------------------------------------------------------+
string GetNameTF(int TimeFrame=0) {
  if (TimeFrame==0) TimeFrame=Period();
  switch (TimeFrame) {
    case PERIOD_M1:  return("M1");
    case PERIOD_M5:  return("M5");
    case PERIOD_M15: return("M15");
    case PERIOD_M30: return("M30");
    case PERIOD_H1:  return("H1");
    case PERIOD_H4:  return("H4");
    case PERIOD_D1:  return("Daily");
    case PERIOD_W1:  return("Weekly");
    case PERIOD_MN1: return("Monthly");
    default:         return("UnknownPeriod");
  }
}