sc/inc/markarr.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.
   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_SC_INC_MARKARR_HXX
  21 #define INCLUDED_SC_INC_MARKARR_HXX
  22
  23 #include "address.hxx"
  24 #include <tools/long.hxx>
  25 #include <vector>
  26
  27 class ScRangeList;
  28 struct ScSheetLimits;
  29
  30 struct ScMarkEntry
  31 {
  32     SCROW           nRow : 30; // 30 because 31 causes compiler problems with VisualStudio
  33     bool            bMarked : 1;
  34
  35     bool operator==(const ScMarkEntry& rOther) const
  36     { return nRow == rOther.nRow && bMarked == rOther.bMarked; }
  37 };
  38
  39 /**
  40   This is a rather odd datastructure. We store alternating marked/not-marked entries,
  41   and for each entry the range is defined as :
  42       [previousEntry.nRow+1, currentEntry.nRow]
  43 */
  44 class SC_DLLPUBLIC ScMarkArray
  45 {
  46     const ScSheetLimits &       mrSheetLimits;
  47     std::vector<ScMarkEntry>    mvData;
  48
  49 friend class ScMarkArrayIter;
  50 friend class ScDocument;                // for FillInfo
  51
  52 public:
  53             ScMarkArray( const ScSheetLimits& rLimits );
  54             ScMarkArray( ScMarkArray&& rArray ) noexcept;
  55             ScMarkArray( const ScMarkArray& rArray );
  56             ~ScMarkArray();
  57     void    Reset( bool bMarked = false, SCSIZE nNeeded = 1 );
  58     bool    GetMark( SCROW nRow ) const;
  59     void    SetMarkArea( SCROW nStartRow, SCROW nEndRow, bool bMarked );
  60     void    Set( std::vector<ScMarkEntry> const & );
  61     bool    IsAllMarked( SCROW nStartRow, SCROW nEndRow ) const;
  62     bool    HasOneMark( SCROW& rStartRow, SCROW& rEndRow ) const;
  63
  64     bool    HasMarks() const    { return mvData.size() > 1 || ( mvData.size() == 1 && mvData[0].bMarked ); }
  65
  66     ScMarkArray& operator=( ScMarkArray const & rSource );
  67     ScMarkArray& operator=(ScMarkArray&& rSource) noexcept;
  68     bool operator==(ScMarkArray const & rOther ) const;
  69
  70     bool    Search( SCROW nRow, SCSIZE& nIndex ) const;
  71
  72     /// Including current row, may return -1 if bUp and not found
  73     SCROW   GetNextMarked( SCROW nRow, bool bUp ) const;
  74     SCROW   GetMarkEnd( SCROW nRow, bool bUp ) const;
  75
  76     void    Shift( SCROW nStartRow, tools::Long nOffset );
  77     void    Intersect( const ScMarkArray& rOther );
  78 };
  79
  80 class SC_DLLPUBLIC ScMarkArrayIter // iterate over selected range
  81 {
  82     const ScMarkArray*  pArray;
  83     SCSIZE              nPos;
  84 public:
  85                 ScMarkArrayIter( const ScMarkArray* pNewArray );
  86                 ~ScMarkArrayIter();
  87
  88     bool        Next( SCROW& rTop, SCROW& rBottom );
  89     void        reset( const ScMarkArray* pNewArray );
  90 };
  91
  92 #endif
  93
  94 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */