sc/inc/cellvalues.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
  10 #ifndef INCLUDED_SC_INC_CELLVALUES_HXX
  11 #define INCLUDED_SC_INC_CELLVALUES_HXX
  12
  13 #include "address.hxx"
  14 #include <memory>
  15 #include <vector>
  16
  17 class ScColumn;
  18 class ScFormulaCell;
  19
  20 namespace svl {
  21
  22 class SharedString;
  23
  24 }
  25
  26 namespace sc {
  27
  28 struct CellValuesImpl;
  29
  30 struct CellValueSpan
  31 {
  32     SCROW const mnRow1;
  33     SCROW const mnRow2;
  34
  35     CellValueSpan( SCROW nRow1, SCROW nRow2 );
  36 };
  37
  38 /**
  39  * Think of this as a mini-ScColumn like storage that only stores cell
  40  * values in a column.
  41  */
  42 class CellValues
  43 {
  44     std::unique_ptr<CellValuesImpl> mpImpl;
  45
  46     CellValues( const CellValues& ) = delete;
  47     CellValues& operator= ( const CellValues& ) = delete;
  48
  49 public:
  50     CellValues();
  51     ~CellValues();
  52
  53     /**
  54      * Transfer values from specified column.  The transferred segment in the
  55      * source column becomes empty after this call.
  56      *
  57      * @param rCol source column to transfer values from.
  58      * @param nRow top row position in the source column.
  59      * @param nLen length of the segment to transfer.
  60      */
  61     void transferFrom( ScColumn& rCol, SCROW nRow, size_t nLen );
  62
  63     void copyTo( ScColumn& rCol, SCROW nRow ) const;
  64     void swapNonEmpty( ScColumn& rCol );
  65
  66     void assign( const std::vector<double>& rVals );
  67     void assign( const std::vector<ScFormulaCell*>& rVals );
  68
  69     size_t size() const;
  70
  71     void reset( size_t nSize );
  72     void setValue( size_t nRow, double fVal );
  73     void setValue( size_t nRow, const svl::SharedString& rStr );
  74
  75     void swap( CellValues& r );
  76
  77     std::vector<CellValueSpan> getNonEmptySpans() const;
  78
  79 private:
  80     void copyCellsTo( ScColumn& rCol, SCROW nRow ) const;
  81     void copyCellTextAttrsTo( ScColumn& rCol, SCROW nRow ) const;
  82 };
  83
  84 /**
  85  * Stores cell values for multiple tables.
  86  */
  87 class TableValues
  88 {
  89     struct Impl;
  90
  91     std::unique_ptr<Impl> mpImpl;
  92
  93     TableValues( const TableValues& ) = delete;
  94     TableValues& operator= ( const TableValues& ) = delete;
  95
  96 public:
  97
  98     TableValues();
  99     TableValues( const ScRange& rRange );
 100     ~TableValues();
 101
 102     const ScRange& getRange() const;
 103
 104     /**
 105      * Swap the entire column.
 106      */
 107     void swap( SCTAB nTab, SCCOL nCol, CellValues& rColValue );
 108
 109     /**
 110      * Swap non-empty blocks with the column storage.
 111      */
 112     void swapNonEmpty( SCTAB nTab, SCCOL nCol, ScColumn& rCol );
 113
 114     std::vector<CellValueSpan> getNonEmptySpans( SCTAB nTab, SCCOL nCol ) const;
 115
 116     void swap( TableValues& rOther );
 117 };
 118
 119 }
 120
 121 #endif
 122
 123 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */