//+------------------------------------------------------------------+
//|                                                   Showspread.mq4 |
//|                      Copyright © 2009, www.earunning.com         |
//|                                        http://www.earunning.com  |
//+------------------------------------------------------------------+
#property copyright "Copyright © earunning.com"
#property link      "http://www.earunning.com"

#property indicator_chart_window
extern color textColor=Red;
extern int TopOffset=20;
extern int LeftOffset=5;
extern int lineSpace=20;
extern bool saveToFile=false;

int filehandle;

int init()
  {

   ObjectCreate("sp",OBJ_LABEL,0, 0,0);
   ObjectCreate("rt",OBJ_LABEL,0, 0,0);
   if (saveToFile){ 
     string fname=Symbol()+WindowExpertName()+TimeYear(TimeCurrent())+"-"+TimeMonth(TimeCurrent())+"-"+TimeDay(TimeCurrent())+" "+TimeMinute(TimeCurrent())+TimeSeconds(TimeCurrent())+".txt";
     filehandle=FileOpen(fname,FILE_CSV|FILE_WRITE,'\t');
     FileWrite(filehandle,"Time","Ask price","Bid price","Spread");
     if(filehandle<1) return;
   }
 
   return(0);
  }

int deinit()
  {
//----
      ObjectDelete("sp");
      FileClose(filehandle);

//----
   return(0);
  }

int start()
  { 
//----
    ObjectSet("sp",OBJPROP_COLOR,textColor);
    ObjectSet("sp",OBJPROP_XDISTANCE,LeftOffset);
    ObjectSet("sp",OBJPROP_YDISTANCE,TopOffset);
    ObjectSetText("sp",DoubleToStr((Ask-Bid),Digits),12);
    
    int remMin = Period()-(TimeCurrent()-Time[0])/60;
    
    
    ObjectSet("rt",OBJPROP_COLOR,textColor);
    ObjectSet("rt",OBJPROP_XDISTANCE,LeftOffset);
    ObjectSet("rt",OBJPROP_YDISTANCE,TopOffset+lineSpace);
    ObjectSetText("rt",DoubleToStr(remMin,0)+" min.",12);

    
    if (saveToFile){
     FileWrite(filehandle,TimeDay(TimeCurrent())+"/"+TimeMonth(TimeCurrent())+"/"+TimeYear(TimeCurrent())+" "+
         TimeHour(TimeCurrent())+":"+TimeMinute(TimeCurrent())+":"+TimeSeconds(TimeCurrent()),Ask,Bid,(Ask-Bid)/Point);  
   
    }

//----
   return(0);
  }