#ifndef AVERAGE_EXTENT_04_17_08
#define AVERAGE_EXTENT_04_17_08
/**
    @file AvgExtentForRefrac.h
    @author Brian Magill
    @datecreated 04/17/2008

    $Date:$
    $Revision:$

    @copyright
     (©) Copyright 2006 by GATS Inc.
     11864 Canon Blvd., Suite 101, Newport News, VA 23606

     All Rights Reserved. No part of this software or publication may be
     reproduced, stored in a retrieval system, or transmitted, in any form
     or by any means, electronic, mechanical, photocopying, recording, or
     otherwise without the prior written permission of GATS Inc.

    @brief: Finds average value for exoatmospheric solar extent   
    
*/
//----------------------------------------------------------------------
//
#include <valarray>

class AvgExtentForRefrac
{

private:

    long sampleSize; 
          
public:

    AvgExtentForRefrac():sampleSize(0) { }

    AvgExtentForRefrac(long size): sampleSize(size) { }
    
    AvgExtentForRefrac(AvgExtentForRefrac const &rhs): sampleSize(rhs.sampleSize) { }

    AvgExtentForRefrac& operator = (AvgExtentForRefrac const& rhs )
        {
        if (this == &rhs)
                return *this;
         
        sampleSize = sampleSize;  

        return *this;                    
        };

    ~AvgExtentForRefrac() { };        

    double operator()(std::valarray <double>  const &in) const;
    
};        

#endif