//+------------------------------------------------------------------+
//| KiS_max_min_Avg.mq4                                              |
//+------------------------------------------------------------------+
/*
Name := KiS_max_min_Avg
Author := KCBT
Link := http://www.kcbt.ru/forum/index.php?
*/
#property indicator_chart_window
#property indicator_buffers 3
#property indicator_color1 clrMediumOrchid
#property indicator_color2 clrAqua
#property indicator_color3 clrMediumOrchid
//---- indicator buffers
double ExtMapBuffer1[];
double ExtMapBuffer2[];
double ExtMapBuffer3[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
   SetIndexBuffer(0,ExtMapBuffer1);
   SetIndexStyle(0,DRAW_LINE);
//---
   SetIndexBuffer(1,ExtMapBuffer2);
   SetIndexStyle(1,DRAW_LINE);
//---
   SetIndexBuffer(2,ExtMapBuffer3);
   SetIndexStyle(2,DRAW_LINE);
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
  {
   Comment("");
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              | 
//+------------------------------------------------------------------+
int start()
  {
   int shift,i,CurDay,BarCount=0;
   double DayMax,DayMin;
   double DayOpen,DayClose,Avg;
//----

   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(shift=limit; shift>=0; shift--)
     {
      if(CurDay!=TimeDay(Time[shift]))
        {
         for(i=BarCount; i>=0; i--)
           {
            ExtMapBuffer1[shift+i]=DayMax;
            ExtMapBuffer2[shift+i]=(DayMax+DayMin)/2;
            ExtMapBuffer3[shift+i]=DayMin;
           }
         CurDay=TimeDay(Time[shift]);
         BarCount=0;
         DayMax=0;
         DayMin=1000; //
         DayOpen=Open[shift];
        }
      if(DayMax<High[shift]) {DayMax=High[shift];}
      if(DayMin>Low[shift]) {DayMin=Low[shift];}
      BarCount=BarCount+1;
      if(BarCount>limit)
         BarCount=limit;
     }

   for(i=BarCount; i>=0; i--)
     {
      ExtMapBuffer1[0+i]=DayMax;
      ExtMapBuffer2[0+i]=(DayMax+DayMin)/2;
      ExtMapBuffer3[0+i]=DayMin;
     }
   DayClose=Close[0];
   Avg=(DayMax+DayMin)/2; //average
//----
   Comment("Max:",DayMax," Min:",DayMin,"\n",
           "Avg:",Avg," Width:",(DayMax-DayMin)/Point,"\n",
           "From Avg to Open:",MathRound(MathAbs(Avg-DayOpen)/Point),"\n",
           "From Avg to Close:",MathRound(MathAbs(Avg-DayClose)/Point));
   return(0);
  }
//+------------------------------------------------------------------+