/* ****************************************************************************** * * Copyright (C) 2012, International Business Machines * Corporation and others. All Rights Reserved. * ****************************************************************************** */ /** * \file * \brief C++: internal template EnumSet<> */ #ifndef ENUMSET_H #define ENUMSET_H #include "unicode/utypes.h" #if U_SHOW_CPLUSPLUS_API U_NAMESPACE_BEGIN /** * enum bitset for boolean fields. Similar to Java EnumSet<>. * Needs to range check. * @internal */ template class EnumSet { public: inline EnumSet() : fBools(0) {} inline EnumSet(const EnumSet& other) : fBools(other.fBools) {} inline ~EnumSet() {} inline void clear() { fBools=0; } inline void add(T toAdd) { set(toAdd, 1); } inline void remove(T toRemove) { set(toRemove, 0); } inline int32_t contains(T toCheck) const { return get(toCheck); } inline void set(T toSet, int32_t v) { fBools=(fBools&(~flag(toSet)))|(v?(flag(toSet)):0); } inline int32_t get(T toCheck) const { return (fBools & flag(toCheck))?1:0; } inline UBool isValidEnum(T toCheck) const { return (toCheck>=minValue&&toCheck& operator=(const EnumSet& other) { fBools = other.fBools; return *this; } inline uint32_t getAll() const { return fBools; } private: inline uint32_t flag(T toCheck) const { return (1<<(toCheck-minValue)); } private: uint32_t fBools; }; U_NAMESPACE_END #endif /* U_SHOW_CPLUSPLUS_API */ #endif /* ENUMSET_H */