MiddleDiapazon

//+------------------------------------------------------------------+
//|                                               MiddleDiapazon.mq4 |
//|                      Copyright © 2009, MetaQuotes Software Corp. |
//|                                        http://www.metaquotes.net |
//+------------------------------------------------------------------+
#property copyright "Nikolaj Ostapjuk"
#property link      "nikost3@inbox.lv"
#property indicator_chart_window
#property indicator_buffers 3
#property indicator_color1 Red
#property indicator_color2 Blue
#property indicator_color3 Brown
//------- Áóôåðû èíäèêàòîðà ------------------------------------------
double pivot1[];
double pivot2[];
double pivot3[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init() 
  {
   IndicatorShortName("MiddleDiapazon ");

   SetIndexBuffer(0,pivot1);
   SetIndexStyle(0,DRAW_LINE,STYLE_DOT);
   SetIndexEmptyValue(0,EMPTY_VALUE);

   SetIndexBuffer(1,pivot2);
   SetIndexStyle(1,DRAW_LINE,STYLE_DOT);
   SetIndexEmptyValue(1,EMPTY_VALUE);

   SetIndexBuffer(2,pivot3);
   SetIndexStyle(2,DRAW_LINE,STYLE_DOT);
   SetIndexEmptyValue(2,EMPTY_VALUE);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start() 
  {
   double dMax1,dMin1,P1,dMax2,dMin2,P2,dMax3,dMin3,P3;
   int    i,nsb1,nsb2,nsb3;
   int TFBar1=1440;
   int TFBar2=10080;
   int TFBar3=43200;

   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(i= limit;i>=0;i--)
     {
      nsb1=iBarShift(NULL,TFBar1,Time[i]);
      dMax1=iHigh(NULL, TFBar1, nsb1);
      dMin1=iLow (NULL, TFBar1, nsb1);
      P1=(dMax1+dMin1)/2.0;
      nsb2=iBarShift(NULL,TFBar2,Time[i]);
      dMax2=iHigh(NULL, TFBar2, nsb2);
      dMin2=iLow (NULL, TFBar2, nsb2);
      P2=(dMax2+dMin2)/2.0;
      nsb3=iBarShift(NULL,TFBar3,Time[i]);
      dMax3=iHigh(NULL, TFBar3, nsb3);
      dMin3=iLow (NULL, TFBar3, nsb3);
      P3=(dMax3+dMin3)/2.0;
      nsb3=iBarShift(NULL,TFBar3,Time[i]);
      pivot1[i] = P1;
      pivot2[i] = P2;
      pivot3[i] = P3;
     }
  }
//+------------------------------------------------------------------+