.. _program_listing_file_src_LouLib_Units_Area.hpp:

Program Listing for File Area.hpp
=================================

|exhale_lsh| :ref:`Return to documentation for file <file_src_LouLib_Units_Area.hpp>` (``src/LouLib/Units/Area.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   
   #ifndef LOULIB_AREA_HPP
   #define LOULIB_AREA_HPP
   
   #include "BaseUnit.hpp"
   #include "UnitMath.hpp"
   #include "Length.hpp"
   
   namespace LouLib{
       namespace Units{
           DEFINE_NEW_UNIT(2, 0, 0, 0, 0, 0, 0, 0, Area);
   
           constexpr Area SQUARE_METER = METER * METER;
           constexpr Area SQUARE_DECIMETER = DECIMETER * DECIMETER;
           constexpr Area SQUARE_CENTIMETER = CENTIMETER * CENTIMETER;
           constexpr Area SQUARE_MILLIMETER = MILLIMETER * MILLIMETER;
           constexpr Area SQUARE_INCH = INCH * INCH;
           constexpr Area SQUARE_FOOT = FOOT * FOOT;
           constexpr Area SQUARE_YARD = YARD * YARD;
           constexpr Area SQUARE_TILE = TILE * TILE;
   
           inline namespace literals{
               #define CREATE_AREA_STRING_LITERAL(literal, unit)             \
               constexpr Area operator"" literal(long double x){             \
                   return static_cast<double>(x)*unit;                         \
               }                                                               \
               constexpr Area operator"" literal(unsigned long long int x){  \
                   return static_cast<double>(x)*unit;                         \
               }
   
               CREATE_AREA_STRING_LITERAL(_m2, SQUARE_METER);
               CREATE_AREA_STRING_LITERAL(_dm2, SQUARE_DECIMETER);
               CREATE_AREA_STRING_LITERAL(_cm2, SQUARE_CENTIMETER);
               CREATE_AREA_STRING_LITERAL(_mm2, SQUARE_MILLIMETER);
               CREATE_AREA_STRING_LITERAL(_in2, SQUARE_INCH);
               CREATE_AREA_STRING_LITERAL(_ft2, SQUARE_FOOT);
               CREATE_AREA_STRING_LITERAL(_yd2, SQUARE_YARD);
               CREATE_AREA_STRING_LITERAL(_tl2, SQUARE_TILE);
           }
       }
   }
   
   #endif //LOULIB_AREA_HPP