257 lines
7.1 KiB
C++
257 lines
7.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef _SFXBITSET_HXX
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#define _SFXBITSET_HXX
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#include <tools/solar.h>
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class Range;
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class BitSet
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{
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private:
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void CopyFrom( const BitSet& rSet );
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sal_uInt16 nBlocks;
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sal_uInt16 nCount;
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sal_uIntPtr* pBitmap;
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public:
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BitSet operator<<( sal_uInt16 nOffset ) const;
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BitSet operator>>( sal_uInt16 nOffset ) const;
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static sal_uInt16 CountBits( sal_uIntPtr nBits );
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sal_Bool operator!() const;
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BitSet();
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BitSet( const BitSet& rOrig );
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~BitSet();
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sal_uInt16 Count() const;
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BitSet& operator=( const BitSet& rOrig );
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BitSet& operator=( sal_uInt16 nBit );
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BitSet operator|( const BitSet& rSet ) const;
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BitSet operator|( sal_uInt16 nBit ) const;
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BitSet& operator|=( const BitSet& rSet );
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BitSet& operator|=( sal_uInt16 nBit );
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BitSet operator-( const BitSet& rSet ) const;
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BitSet operator-( sal_uInt16 nId ) const;
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BitSet& operator-=( const BitSet& rSet );
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BitSet& operator-=( sal_uInt16 nBit );
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BitSet operator&( const BitSet& rSet ) const;
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BitSet& operator&=( const BitSet& rSet );
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BitSet operator^( const BitSet& rSet ) const;
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BitSet operator^( sal_uInt16 nBit ) const;
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BitSet& operator^=( const BitSet& rSet );
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BitSet& operator^=( sal_uInt16 nBit );
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sal_Bool IsRealSubSet( const BitSet& rSet ) const;
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sal_Bool IsSubSet( const BitSet& rSet ) const;
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sal_Bool IsRealSuperSet( const BitSet& rSet ) const;
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sal_Bool Contains( sal_uInt16 nBit ) const;
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sal_Bool IsSuperSet( const BitSet& rSet ) const;
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sal_Bool operator==( const BitSet& rSet ) const;
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sal_Bool operator==( sal_uInt16 nBit ) const;
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sal_Bool operator!=( const BitSet& rSet ) const;
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sal_Bool operator!=( sal_uInt16 nBit ) const;
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};
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//--------------------------------------------------------------------
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// returns sal_True if the set is empty
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inline sal_Bool BitSet::operator!() const
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{
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return nCount == 0;
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}
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//--------------------------------------------------------------------
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// returns the number of bits in the bitset
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inline sal_uInt16 BitSet::Count() const
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{
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return nCount;
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}
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//--------------------------------------------------------------------
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// creates the union of two bitset
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inline BitSet BitSet::operator|( const BitSet& rSet ) const
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{
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return BitSet(*this) |= rSet;
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}
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//--------------------------------------------------------------------
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// creates the union of a bitset with a single bit
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inline BitSet BitSet::operator|( sal_uInt16 nBit ) const
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{
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return BitSet(*this) |= nBit;
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}
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//--------------------------------------------------------------------
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// creates the asymetric difference
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inline BitSet BitSet::operator-( const BitSet& ) const
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{
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return BitSet();
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}
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//--------------------------------------------------------------------
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// creates the asymetric difference with a single bit
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inline BitSet BitSet::operator-( sal_uInt16 ) const
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{
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return BitSet();
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}
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//--------------------------------------------------------------------
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// removes the bits contained in rSet
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inline BitSet& BitSet::operator-=( const BitSet& )
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{
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return *this;
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}
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//--------------------------------------------------------------------
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// creates the intersection with another bitset
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inline BitSet BitSet::operator&( const BitSet& ) const
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{
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return BitSet();
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}
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//--------------------------------------------------------------------
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// intersects with another bitset
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inline BitSet& BitSet::operator&=( const BitSet& )
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{
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return *this;
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}
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//--------------------------------------------------------------------
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// creates the symetric difference with another bitset
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inline BitSet BitSet::operator^( const BitSet& ) const
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{
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return BitSet();
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}
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//--------------------------------------------------------------------
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// creates the symetric difference with a single bit
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inline BitSet BitSet::operator^( sal_uInt16 ) const
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{
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return BitSet();
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}
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//--------------------------------------------------------------------
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// builds the symetric difference with another bitset
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inline BitSet& BitSet::operator^=( const BitSet& )
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{
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return *this;
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}
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//--------------------------------------------------------------------
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#ifdef BITSET_READY
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// builds the symetric difference with a single bit
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inline BitSet& BitSet::operator^=( sal_uInt16 )
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{
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// crash!!!
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return BitSet();
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}
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#endif
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//--------------------------------------------------------------------
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// determines if the other bitset is a real superset
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inline sal_Bool BitSet::IsRealSubSet( const BitSet& ) const
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{
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return sal_False;
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}
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//--------------------------------------------------------------------
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// determines if the other bitset is a superset or equal
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inline sal_Bool BitSet::IsSubSet( const BitSet& ) const
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{
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return sal_False;
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}
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//--------------------------------------------------------------------
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// determines if the other bitset is a real subset
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inline sal_Bool BitSet::IsRealSuperSet( const BitSet& ) const
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{
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return sal_False;
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}
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//--------------------------------------------------------------------
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// determines if the other bitset is a subset or equal
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inline sal_Bool BitSet::IsSuperSet( const BitSet& ) const
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{
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return sal_False;
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}
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//--------------------------------------------------------------------
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// determines if the bit is the only one in the bitset
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inline sal_Bool BitSet::operator==( sal_uInt16 ) const
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{
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return sal_False;
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}
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//--------------------------------------------------------------------
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// determines if the bitsets aren't equal
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inline sal_Bool BitSet::operator!=( const BitSet& rSet ) const
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{
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return !( *this == rSet );
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}
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//--------------------------------------------------------------------
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// determines if the bitset doesn't contain only this bit
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inline sal_Bool BitSet::operator!=( sal_uInt16 nBit ) const
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{
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return !( *this == nBit );
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}
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//--------------------------------------------------------------------
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class IndexBitSet : BitSet
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{
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public:
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sal_uInt16 GetFreeIndex();
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void ReleaseIndex(sal_uInt16 i){*this-=i;}
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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