wideshooter.mq5

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


//-------------------------------------------------------------------+
double High[],Low[];
int bars=1500,KF=1; //
//-------------------------------------------------------------------+
void OnStart()
  {
   if(_Digits==5 || _Digits==3)
     {
      KF=10;
     }
   else
     {
      KF=1;
     }

//

   int first_bar=(int)ChartGetInteger(0,CHART_FIRST_VISIBLE_BAR);


   int vis_bar=(int)ChartGetInteger(0,CHART_VISIBLE_BARS);
   Print("Ïî øèðèíå ãðàôèêà îòîáðàæåíî áàðîâ=",vis_bar);


   if(first_bar<bars)
     {
      bars=first_bar; 
     }

   int ch=CopyHigh(_Symbol,_Period,first_bar-bars,bars,High);
   int cl=CopyLow(_Symbol,_Period,first_bar-bars,bars,Low);



   double min_price=Low[ArrayMinimum(Low,0,bars)];

   double max_price=High[ArrayMaximum(High,0,bars)];


   ChartSetInteger(0,CHART_SCALEFIX,0,1);
   ChartSetDouble(0,CHART_FIXED_MAX,max_price+20*KF*_Point);
   ChartSetDouble(0,CHART_FIXED_MIN,min_price-20*KF*_Point);
   ChartSetInteger(0,CHART_AUTOSCROLL,false);



   MqlDateTime day;

   TimeToStruct(TimeCurrent(),day);

   string file=_Symbol+(string)day.year+"_"+(string)day.mon+"_"+(string)day.day+"_"+(string)day.hour+"_"+(string)day.min+"_"+(string)day.sec+".png";



   int screen_width=1000*bars/vis_bar;
   Print("Øèðèíà ñêðèíà=",screen_width);

   int scr_height=(int)ChartGetInteger(0,CHART_HEIGHT_IN_PIXELS);

   ChartScreenShot(0,file,screen_width,scr_height,ALIGN_LEFT);

   if(GetLastError()>0)
     {
      Print("Error  (",GetLastError(),") ");
     }
   ResetLastError();

  }

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