libs/hwui/utils/Pair.h

/*
 * Copyright (C) 2013 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef ANDROID_HWUI_PAIR_H
#define ANDROID_HWUI_PAIR_H

#include <utils/TypeHelpers.h>

namespace android {
namespace uirenderer {

template <typename F, typename S>
struct Pair {
    F first;
    S second;

    Pair() {}
    Pair(const Pair& o) : first(o.first), second(o.second) {}
    Pair(const F& f, const S& s) : first(f), second(s) {}

    inline const F& getFirst() const { return first; }

    inline const S& getSecond() const { return second; }
};

}  // namespace uirenderer

template <typename F, typename S>
struct trait_trivial_ctor<uirenderer::Pair<F, S> > {
    enum { value = aggregate_traits<F, S>::has_trivial_ctor };
};
template <typename F, typename S>
struct trait_trivial_dtor<uirenderer::Pair<F, S> > {
    enum { value = aggregate_traits<F, S>::has_trivial_dtor };
};
template <typename F, typename S>
struct trait_trivial_copy<uirenderer::Pair<F, S> > {
    enum { value = aggregate_traits<F, S>::has_trivial_copy };
};
template <typename F, typename S>
struct trait_trivial_move<uirenderer::Pair<F, S> > {
    enum { value = aggregate_traits<F, S>::has_trivial_move };
};

}  // namespace android

#endif  // ANDROID_HWUI_PAIR_H