68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
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#pragma once
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#include <iostream>
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namespace SHADE
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{
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template<typename BitType>
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class SHEnumWrapper
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{
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public:
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using UnderlyingType = typename std::underlying_type_t<BitType>;
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private:
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UnderlyingType mask;
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public:
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constexpr SHEnumWrapper(void) noexcept
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: mask{ 0 }
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{
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};
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constexpr SHEnumWrapper(BitType bit) noexcept
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: mask{ static_cast<UnderlyingType>(bit) }
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{
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};
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constexpr SHEnumWrapper(SHEnumWrapper<BitType> const& rhs) noexcept = default;
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constexpr SHEnumWrapper& operator= (SHEnumWrapper<BitType> const& rhs) noexcept = default;
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constexpr explicit SHEnumWrapper(UnderlyingType flags) noexcept
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: mask{ flags }
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{
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};
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constexpr SHEnumWrapper<BitType> operator| (SHEnumWrapper<BitType> const& rhs) const noexcept
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{
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return static_cast<SHEnumWrapper<BitType>> (mask | rhs.mask);
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};
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constexpr SHEnumWrapper<BitType> operator& (SHEnumWrapper<BitType> const& rhs) const noexcept
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{
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return static_cast<SHEnumWrapper<BitType>> (mask & rhs.mask);
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};
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constexpr operator UnderlyingType() const noexcept
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{
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return mask;
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};
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};
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template<typename BitType, typename = std::enable_if_t<std::is_enum_v<BitType>>>
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inline BitType operator|(const BitType& left, const BitType& right)
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{
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return static_cast<BitType>(static_cast<int>(left) | static_cast<int>(right));
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}
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template<typename BitType, typename = std::enable_if_t<std::is_enum_v<BitType>>>
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inline BitType operator&(const BitType& left, const BitType& right)
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{
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return static_cast<BitType>(static_cast<int>(left) & static_cast<int>(right));
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}
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}
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