mirror of
https://github.com/NohamR/RMHook-Win.git
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89 lines
2.5 KiB
C++
89 lines
2.5 KiB
C++
// Copyright (C) 2022 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
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#ifndef QMINMAX_H
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#define QMINMAX_H
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#if 0
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#pragma qt_class(QtMinMax)
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#pragma qt_sync_stop_processing
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#endif
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#include <QtCore/qassert.h>
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#include <QtCore/qtconfigmacros.h>
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#include <type_traits>
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QT_BEGIN_NAMESPACE
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namespace QTypeTraits {
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namespace detail {
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template<typename T, typename U,
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typename = std::enable_if_t<std::is_arithmetic_v<T> && std::is_arithmetic_v<U> &&
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std::is_floating_point_v<T> == std::is_floating_point_v<U> &&
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std::is_signed_v<T> == std::is_signed_v<U> &&
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!std::is_same_v<T, bool> && !std::is_same_v<U, bool> &&
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!std::is_same_v<T, char> && !std::is_same_v<U, char>>>
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struct Promoted
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{
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using type = decltype(T() + U());
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};
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}
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template <typename T, typename U>
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using Promoted = typename detail::Promoted<T, U>::type;
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}
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template <typename T>
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constexpr inline const T &qMin(const T &a, const T &b) { return (a < b) ? a : b; }
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template <typename T>
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constexpr inline const T &qMax(const T &a, const T &b) { return (a < b) ? b : a; }
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template <typename T>
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constexpr inline const T &qBound(const T &min, const T &val, const T &max)
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{
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Q_ASSERT(!(max < min));
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return qMax(min, qMin(max, val));
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}
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template <typename T, typename U>
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constexpr inline QTypeTraits::Promoted<T, U> qMin(const T &a, const U &b)
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{
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using P = QTypeTraits::Promoted<T, U>;
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P _a = a;
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P _b = b;
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return (_a < _b) ? _a : _b;
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}
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template <typename T, typename U>
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constexpr inline QTypeTraits::Promoted<T, U> qMax(const T &a, const U &b)
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{
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using P = QTypeTraits::Promoted<T, U>;
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P _a = a;
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P _b = b;
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return (_a < _b) ? _b : _a;
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}
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template <typename T, typename U>
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constexpr inline QTypeTraits::Promoted<T, U> qBound(const T &min, const U &val, const T &max)
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{
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Q_ASSERT(!(max < min));
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return qMax(min, qMin(max, val));
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}
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template <typename T, typename U>
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constexpr inline QTypeTraits::Promoted<T, U> qBound(const T &min, const T &val, const U &max)
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{
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using P = QTypeTraits::Promoted<T, U>;
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Q_ASSERT(!(P(max) < P(min)));
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return qMax(min, qMin(max, val));
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}
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template <typename T, typename U>
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constexpr inline QTypeTraits::Promoted<T, U> qBound(const U &min, const T &val, const T &max)
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{
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using P = QTypeTraits::Promoted<T, U>;
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Q_ASSERT(!(P(max) < P(min)));
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return qMax(min, qMin(max, val));
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}
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QT_END_NAMESPACE
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#endif // QMINMAX_H
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