Circles_for_fun

//+------------------------------------------------------------------+
//|                                              Circles_for_fun.mq4 |
//|                                                         Zen_Leow |
//|                                                                  |
//+------------------------------------------------------------------+
#property copyright "Zen_Leow"
#property link      ""

#property indicator_chart_window

extern int    NumberOfBars   = 0; // means do all
extern double Scale_Factor    = 0.05;
extern color  UpCircle       = Blue;
extern color  DownCircle     = Red;

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
{
//---- indicators
//----
   return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
{
//----
   ObjectsDeleteAll();
//----
   return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
{
   int limit;
   int counted_bars=IndicatorCounted();
//---- last counted bar will be recounted
   if(counted_bars>0) counted_bars--;
   limit=Bars-counted_bars;
   
   if (NumberOfBars <= 0)
   {
      for(int i=0; i<limit;i++)
      {
         ObjectCreate("ellipse"+Time[i],OBJ_ELLIPSE,0,Time[i],Open[i],Time[i],Close[i]);
         ObjectSet("ellipse"+Time[i],OBJPROP_SCALE,Scale_Factor);
         if (Close[i] > Open[i])
         {
            ObjectSet("ellipse"+Time[i],OBJPROP_COLOR,UpCircle);
         }
         else
         {
            ObjectSet("ellipse"+Time[i],OBJPROP_COLOR,DownCircle);
         }
      }
   }
   else
   {
      ObjectsDeleteAll();
      for(i=0; i<NumberOfBars;i++)
      {
         ObjectCreate("ellipse"+Time[i],OBJ_ELLIPSE,0,Time[i],Open[i],Time[i],Close[i]);
         ObjectSet("ellipse"+Time[i],OBJPROP_SCALE,Scale_Factor);
         if (Close[i] > Open[i])
         {
            ObjectSet("ellipse"+Time[i],OBJPROP_COLOR,UpCircle);
         }
         else
         {
            ObjectSet("ellipse"+Time[i],OBJPROP_COLOR,DownCircle);
         }
      }
   }
//---- done
   return(0);
}
//+------------------------------------------------------------------+