extent.hpp

// Copyright 2021 Arnaud Becheler    <abechele@umich.edu>
 
/*********************************************************************** * This program is free software; you can
 *redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free
 *Software Foundation; either version 2 of the License, or    * (at your option) any later version. *
 *                                                                      *
 ***************************************************************************/
 
#pragma once
 
namespace quetzal::geography
{
 
template <typename T> class extent
{
 
  public:
    using value_type = T;
 
  private:
    value_type _lat_min;
    value_type _lat_max;
    value_type _lon_min;
    value_type _lon_max;
 
  public:
 
    constexpr explicit extent(value_type lat_min, value_type lat_max, value_type lon_min, value_type lon_max)
        : _lat_min(lat_min), _lat_max(lat_max), _lon_min(lon_min), _lon_max(lon_max)
    {
    }
 
 
 
    constexpr bool operator==(const extent &other) const noexcept
    {
        if (lon_min() == other.lon_min() && lon_max() == other.lon_max() && lat_min() == other.lat_min() &&
            lat_max() == other.lat_max())
        {
            return true;
        }
        return false;
    }
 
    constexpr bool operator!=(const extent &other) const noexcept
    {
        return !(operator==(other));
    }
 
 
 
    constexpr value_type lat_min() const noexcept
    {
        return _lat_min;
    }
 
    constexpr value_type lat_max() const noexcept
    {
        return _lat_max;
    }
 
    constexpr value_type lon_min() const noexcept
    {
        return _lon_min;
    }
 
    constexpr value_type lon_max() const noexcept
    {
        return _lon_max;
    }
 
 
 
    constexpr extent &lat_min(value_type val) noexcept
    {
        _lat_min = val;
        return *this;
    }
 
    constexpr extent &lat_max(value_type val) noexcept
    {
        _lat_max = val;
        return *this;
    }
 
    constexpr extent &lon_min(value_type val) noexcept
    {
        _lon_min = val;
        return *this;
    }
 
    constexpr extent &lon_max(value_type val) noexcept
    {
        _lon_max = val;
        return *this;
    }
}; // end class extent
 
} // namespace quetzal::geography