+++ /dev/null
-/*
-Copyright (C) 2001-2006, William Joseph.
-All Rights Reserved.
-
-This file is part of GtkRadiant.
-
-GtkRadiant is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-GtkRadiant is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GtkRadiant; if not, write to the Free Software
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-*/
-
-#if !defined(INCLUDED_GENERIC_BITFIELD_H)
-#define INCLUDED_GENERIC_BITFIELD_H
-
-/// \file
-/// \brief Type safe bitfield.
-
-/// \brief A bit-field value.
-///
-/// - Can be forward-declared when the definition of Enumeration is unknown.
-/// - Can only be constructed from valid enumerated values.
-/// - Can only be compared and combined with others of the same type.
-///
-/// \param Enumeration A type that contains an enum \c Value of the bits that can be set in this field.
-template<typename Enumeration>
-class BitFieldValue : public Enumeration
-{
- unsigned m_value;
-protected:
- explicit BitFieldValue(unsigned value) : m_value(value)
- {
- }
-public:
- BitFieldValue() : m_value(0)
- {
- }
- explicit BitFieldValue(typename Enumeration::Value value) : m_value(1 << value)
- {
- }
- unsigned get() const
- {
- return m_value;
- }
-};
-
-template<typename Enumeration>
-class BitFieldValueUnsafe : public BitFieldValue<Enumeration>
-{
-public:
- explicit BitFieldValueUnsafe(unsigned value) : BitFieldValue<Enumeration>(value)
- {
- }
-};
-
-template<typename Enumeration>
-inline bool operator==(BitFieldValue<Enumeration> self, BitFieldValue<Enumeration> other)
-{
- return self.get() == other.get();
-}
-template<typename Enumeration>
-inline bool operator!=(BitFieldValue<Enumeration> self, BitFieldValue<Enumeration> other)
-{
- return !operator==(self, other);
-}
-
-template<typename Enumeration>
-inline BitFieldValue<Enumeration> operator|(BitFieldValue<Enumeration> self, BitFieldValue<Enumeration> other)
-{
- return BitFieldValueUnsafe<Enumeration>(self.get() | other.get());
-}
-template<typename Enumeration>
-inline BitFieldValue<Enumeration>& operator|=(BitFieldValue<Enumeration>& self, BitFieldValue<Enumeration> other)
-{
- return self = self | other;
-}
-template<typename Enumeration>
-inline BitFieldValue<Enumeration> operator&(BitFieldValue<Enumeration> self, BitFieldValue<Enumeration> other)
-{
- return BitFieldValueUnsafe<Enumeration>(self.get() & other.get());
-}
-template<typename Enumeration>
-inline BitFieldValue<Enumeration>& operator&=(BitFieldValue<Enumeration>& self, BitFieldValue<Enumeration> other)
-{
- return self = self & other;
-}
-template<typename Enumeration>
-inline BitFieldValue<Enumeration> operator~(BitFieldValue<Enumeration> self)
-{
- return BitFieldValueUnsafe<Enumeration>(~self.get());
-}
-
-
-
-inline unsigned int bitfield_enable(unsigned int bitfield, unsigned int mask)
-{
- return bitfield | mask;
-}
-inline unsigned int bitfield_disable(unsigned int bitfield, unsigned int mask)
-{
- return bitfield & ~mask;
-}
-inline bool bitfield_enabled(unsigned int bitfield, unsigned int mask)
-{
- return (bitfield & mask) != 0;
-}
-
-template<typename Enumeration>
-inline BitFieldValue<Enumeration> bitfield_enable(BitFieldValue<Enumeration> bitfield, BitFieldValue<Enumeration> mask)
-{
- return bitfield | mask;
-}
-template<typename Enumeration>
-inline BitFieldValue<Enumeration> bitfield_disable(BitFieldValue<Enumeration> bitfield, BitFieldValue<Enumeration> mask)
-{
- return bitfield & ~mask;
-}
-template<typename Enumeration>
-inline bool bitfield_enabled(BitFieldValue<Enumeration> bitfield, BitFieldValue<Enumeration> mask)
-{
- return (bitfield & mask).get() != 0;
-}
-
-#endif