svx/source/inc/celltypes.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_SVX_SOURCE_INC_CELLTYPES_HXX
  21 #define INCLUDED_SVX_SOURCE_INC_CELLTYPES_HXX
  22
  23 #include <rtl/ref.hxx>
  24 #include <vector>
  25
  26 namespace sdr::table
  27 {
  28 class Cell;
  29 class TableModel;
  30 class TableRow;
  31 class TableColumn;
  32 class TableRows;
  33 class TableColumns;
  34 typedef rtl::Reference<Cell> CellRef;
  35 typedef rtl::Reference<TableModel> TableModelRef;
  36 typedef rtl::Reference<TableRow> TableRowRef;
  37 typedef rtl::Reference<TableColumn> TableColumnRef;
  38 typedef std::vector<CellRef> CellVector;
  39 typedef std::vector<TableRowRef> RowVector;
  40 typedef std::vector<TableColumnRef> ColumnVector;
  41
  42 template <typename T> class RangeIterator
  43 {
  44 public:
  45     /** creates an iterator from rStart (including) to rEnd (excluding) if
  46         bForward is true or from nEnd (excluding to nStart (including).
  47         rStart must be <= rEnd.
  48     */
  49     RangeIterator(const T& rStart, const T& rEnd, bool bForward)
  50     {
  51         if (bForward)
  52         {
  53             maIter = rStart;
  54             maEnd = rEnd;
  55         }
  56         else
  57         {
  58             maIter = rEnd - 1;
  59             maEnd = rStart - 1;
  60         }
  61     }
  62
  63     /* iterates in the configured direction and returns true if rValue
  64        now contains a valid position in the range of this iterator */
  65     bool next(T& rValue)
  66     {
  67         if (maIter == maEnd)
  68             return false;
  69
  70         rValue = maIter;
  71         if (maIter < maEnd)
  72             ++maIter;
  73         else
  74             --maIter;
  75         return true;
  76     }
  77
  78 private:
  79     T maEnd;
  80     T maIter;
  81 };
  82 }
  83
  84 #endif
  85
  86 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */