color.hpp

//
// Copyright 2005-2007 Adobe Systems Incorporated
//
// Distributed under the Boost Software License, Version 1.0
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
//
#ifndef BOOST_GIL_CONCEPTS_COLOR_HPP
#define BOOST_GIL_CONCEPTS_COLOR_HPP

#include <boost/gil/concepts/concept_check.hpp>

#include <type_traits>

#if defined(BOOST_CLANG)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunused-local-typedefs"
#endif

#if defined(BOOST_GCC) && (BOOST_GCC >= 40900)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-local-typedefs"
#endif

namespace boost { namespace gil {

template <typename CS>
struct ColorSpaceConcept
{
    void constraints()
    {
        // Boost.MP11-compatible list, whose elements are color tags

        // TODO: Is this incomplete?
    }
};

// Models ColorSpaceConcept
template <typename CS1, typename CS2>
struct color_spaces_are_compatible : std::is_same<CS1, CS2> {};

template <typename CS1, typename CS2>
struct ColorSpacesCompatibleConcept
{
    void constraints()
    {
        static_assert(color_spaces_are_compatible<CS1, CS2>::value, "");
    }
};

template <typename CM>
struct ChannelMappingConcept
{
    void constraints()
    {
        // Boost.MP11-compatible list, whose elements model
        // MPLIntegralConstant representing a permutation.

        // TODO: Is this incomplete?
    }
};

}} // namespace boost::gil

#if defined(BOOST_CLANG)
#pragma clang diagnostic pop
#endif

#if defined(BOOST_GCC) && (BOOST_GCC >= 40900)
#pragma GCC diagnostic pop
#endif

#endif