sfx2/inc/bitset.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #ifndef INCLUDED_SFX2_INC_BITSET_HXX
  20 #define INCLUDED_SFX2_INC_BITSET_HXX
  21
  22 #include <sal/types.h>
  23
  24 #include <memory>
  25
  26 class IndexBitSet
  27 {
  28 private:
  29     sal_uInt16                    nBlocks;
  30     std::unique_ptr<sal_uInt32[]> pBitmap;
  31
  32     IndexBitSet& operator|=( sal_uInt16 nBit );
  33     IndexBitSet& operator-=( sal_uInt16 nBit );
  34     bool Contains( sal_uInt16 nBit ) const;
  35
  36     IndexBitSet(IndexBitSet const &) = delete;
  37     void operator =(IndexBitSet const &) = delete;
  38
  39 public:
  40     IndexBitSet();
  41     ~IndexBitSet();
  42
  43     sal_uInt16 GetFreeIndex();
  44     void ReleaseIndex(sal_uInt16 i){*this-=i;}
  45 };
  46
  47 #endif
  48
  49 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */