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1 | // Boost.Units - A C++ library for zero-overhead dimensional analysis and | |
2 | // unit/quantity manipulation and conversion | |
3 | // | |
4 | // Copyright (C) 2003-2008 Matthias Christian Schabel | |
5 | // Copyright (C) 2008 Steven Watanabe | |
6 | // | |
7 | // Distributed under the Boost Software License, Version 1.0. (See | |
8 | // accompanying file LICENSE_1_0.txt or copy at | |
9 | // http://www.boost.org/LICENSE_1_0.txt) | |
10 | ||
11 | #ifndef BOOST_UNITS_IS_DIM_HPP | |
12 | #define BOOST_UNITS_IS_DIM_HPP | |
13 | ||
14 | /// | |
15 | /// \file | |
16 | /// \brief Check that a type is a valid @c dim. | |
17 | /// | |
18 | ||
19 | #include <boost/mpl/bool.hpp> | |
20 | ||
21 | #include <boost/units/units_fwd.hpp> | |
22 | ||
23 | namespace boost { | |
24 | ||
25 | namespace units { | |
26 | ||
27 | /// Check that a type is a valid @c dim. | |
28 | template<typename T> | |
29 | struct is_dim : | |
30 | public mpl::false_ | |
31 | { }; | |
32 | ||
33 | template<typename T,typename V> | |
34 | struct is_dim< dim<T,V> > : | |
35 | public mpl::true_ | |
36 | { }; | |
37 | ||
38 | } // namespace units | |
39 | ||
40 | } // namespace boost | |
41 | ||
42 | #endif // BOOST_UNITS_IS_DIM_HPP |