LCOV - code coverage report
Current view: top level - sw/inc - bparr.hxx (source / functions) Hit Total Coverage
Test: commit 10e77ab3ff6f4314137acd6e2702a6e5c1ce1fae Lines: 7 8 87.5 %
Date: 2014-11-03 Functions: 5 7 71.4 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       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             : 
      20             : #ifndef INCLUDED_SW_INC_BPARR_HXX
      21             : #define INCLUDED_SW_INC_BPARR_HXX
      22             : 
      23             : #include <assert.h>
      24             : 
      25             : #include <tools/solar.h>
      26             : #include <swdllapi.h>
      27             : 
      28             : struct BlockInfo;
      29             : class BigPtrArray;
      30             : 
      31           0 : class BigPtrEntry
      32             : {
      33             :     friend class BigPtrArray;
      34             :     BlockInfo* pBlock;
      35             :     sal_uInt16 nOffset;
      36             : public:
      37      437215 :     BigPtrEntry() : pBlock(0), nOffset(0) {}
      38      436956 :     virtual ~BigPtrEntry() {}
      39             : 
      40             :     inline sal_uLong GetPos() const;
      41             :     inline BigPtrArray& GetArray() const;
      42             : };
      43             : typedef BigPtrEntry* ElementPtr;
      44             : 
      45             : // 1000 entries per Block = a bit less then 4K
      46             : #define MAXENTRY 1000
      47             : 
      48             : // number of entries that may remain free during compression
      49             : // this value is for the worst case; because we defined MAXBLOCK with ca 25%
      50             : // overhead, 80% = 800 entries are enough
      51             : // if complete compression is desired, 100 has to be specified
      52             : #define COMPRESSLVL 80
      53             : 
      54             : struct BlockInfo {                  // block info:
      55             :     BigPtrArray* pBigArr;           ///< in this array the block is located
      56             :     ElementPtr* pData;              ///< data block
      57             :     sal_uLong nStart, nEnd;         ///< start- and end index
      58             :     sal_uInt16 nElem;               ///< number of elements
      59             : };
      60             : 
      61             : class SW_DLLPUBLIC BigPtrArray
      62             : {
      63             : protected:
      64             :     BlockInfo**     ppInf;              // block info
      65             :     sal_uLong       nSize;              ///< number of elements
      66             :     sal_uInt16      nMaxBlock;          ///< current max. number of blocks
      67             :     sal_uInt16      nBlock;             ///< number of blocks
      68             :     mutable
      69             :         sal_uInt16  nCur;               ///< last used block
      70             : 
      71             :     sal_uInt16  Index2Block( sal_uLong ) const; ///< block search
      72             :     BlockInfo*  InsBlock( sal_uInt16 );         ///< insert block
      73             :     void        BlockDel( sal_uInt16 );         ///< some blocks were deleted
      74             :     void        UpdIndex( sal_uInt16 );         ///< recalculate indices
      75             : 
      76             :     // fill all blocks
      77             :     // the short parameter specifies in percent, how full the blocks should be
      78             :     // made
      79             :     sal_uInt16 Compress( short = COMPRESSLVL );
      80             : 
      81             : public:
      82             :     BigPtrArray();
      83             :     ~BigPtrArray();
      84             : 
      85     2048165 :     sal_uLong Count() const { return nSize; }
      86             : 
      87             :     void Insert( const ElementPtr& r, sal_uLong pos );
      88             :     void Remove( sal_uLong pos, sal_uLong n = 1 );
      89             :     void Move( sal_uLong from, sal_uLong to );
      90             :     void Replace( sal_uLong pos, const ElementPtr& r);
      91             : 
      92             :     ElementPtr operator[]( sal_uLong ) const;
      93             : };
      94             : 
      95    91139384 : inline sal_uLong BigPtrEntry::GetPos() const
      96             : {
      97             :     assert(this == pBlock->pData[ nOffset ]); // element not in the block
      98    91139384 :     return pBlock->nStart + nOffset;
      99             : }
     100             : 
     101    48293179 : inline BigPtrArray& BigPtrEntry::GetArray() const
     102             : {
     103    48293179 :     return *pBlock->pBigArr;
     104             : }
     105             : 
     106             : #endif
     107             : 
     108             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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