1#ifndef CPP_UTILITIES_FLAG_ENUM_CLASS_H
2#define CPP_UTILITIES_FLAG_ENUM_CLASS_H
21#define CPP_UTILITIES_MARK_FLAG_ENUM_CLASS(Namespace, EnumClassType) \
22 namespace CppUtilities { \
23 template <> struct IsFlagEnumClass<EnumClassType> : Traits::Bool<true> { \
26 namespace Namespace { \
27 using CppUtilities::FlagEnumClassOperations::operator|; \
28 using CppUtilities::FlagEnumClassOperations::operator&; \
29 using CppUtilities::FlagEnumClassOperations::operator|=; \
30 using CppUtilities::FlagEnumClassOperations::operator+=; \
31 using CppUtilities::FlagEnumClassOperations::operator-=; \
39namespace FlagEnumClassOperations {
41template <
typename FlagEnumClass, Traits::EnableIf<IsFlagEnumClass<FlagEnumClass>> * =
nullptr>
45 static_cast<typename std::underlying_type<FlagEnumClass>::type
>(
lhs) |
static_cast<typename std::underlying_type<FlagEnumClass>::type
>(
rhs));
48template <
typename FlagEnumClass, Traits::EnableIf<IsFlagEnumClass<FlagEnumClass>> * =
nullptr>
51 return static_cast<typename std::underlying_type<FlagEnumClass>::type
>(
lhs)
52 &
static_cast<typename std::underlying_type<FlagEnumClass>::type
>(
rhs);
55template <
typename FlagEnumClass, Traits::EnableIf<IsFlagEnumClass<FlagEnumClass>> * =
nullptr>
59 |
static_cast<typename std::underlying_type<FlagEnumClass>::type
>(
rhs));
62template <
typename FlagEnumClass, Traits::EnableIf<IsFlagEnumClass<FlagEnumClass>> * =
nullptr>
66 |
static_cast<typename std::underlying_type<FlagEnumClass>::type
>(
rhs));
69template <
typename FlagEnumClass, Traits::EnableIf<IsFlagEnumClass<FlagEnumClass>> * =
nullptr>
73 & (~
static_cast<typename std::underlying_type<FlagEnumClass>::type
>(
rhs)));
81template <
typename FlagEnumClass, Traits::EnableIf<IsFlagEnumClass<FlagEnumClass>> * =
nullptr>
90template <
typename FlagEnumClass, Traits::EnableIf<IsFlagEnumClass<FlagEnumClass>> * =
nullptr>
constexpr FlagEnumClass & operator-=(FlagEnumClass &lhs, FlagEnumClass rhs)
constexpr FlagEnumClass & operator+=(FlagEnumClass &lhs, FlagEnumClass rhs)
constexpr bool operator&(FlagEnumClass lhs, FlagEnumClass rhs)
constexpr FlagEnumClass operator|(FlagEnumClass lhs, FlagEnumClass rhs)
constexpr FlagEnumClass & operator|=(FlagEnumClass &lhs, FlagEnumClass rhs)
Contains all utilities provides by the c++utilities library.
constexpr bool checkFlagEnum(FlagEnumClass flagVariable, FlagEnumClass flagsToCheck)
Returns whether the specified flagVariable has set all flags specified via flagsToCheck to true.
IntegralType stringToNumber(const StringType &string, BaseType base=10)
Converts the given string to an unsigned/signed number assuming string uses the specified base.
constexpr FlagEnumClass & modFlagEnum(FlagEnumClass &flagVariable, FlagEnumClass relevantFlags, bool value)
Sets the specified relevantFlags in the specified flagVariable to the specified value.
The IsFlagEnumClass class is used to decide whether to enable operations for flag enums for.
Wraps a static boolean constant.