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             : 
      21             : #include <svl/whiter.hxx>
      22             : #include <svl/itemset.hxx>
      23             : 
      24           0 : SfxWhichIter::SfxWhichIter( const SfxItemSet& rSet, sal_uInt16 nFromWh, sal_uInt16 nToWh ):
      25           0 :     pRanges(rSet.GetRanges()),
      26           0 :     pStart(rSet.GetRanges()),
      27           0 :     nOfst(0), nFrom(nFromWh), nTo(nToWh)
      28             : {
      29           0 :     if ( nFrom > 0 )
      30           0 :         FirstWhich();
      31           0 : }
      32             : 
      33             : 
      34             : 
      35           0 : SfxWhichIter::~SfxWhichIter()
      36             : {
      37           0 : }
      38             : 
      39             : 
      40             : 
      41           0 : sal_uInt16 SfxWhichIter::NextWhich()
      42             : {
      43           0 :     while ( 0 != *pRanges )
      44             :     {
      45           0 :         const sal_uInt16 nLastWhich = *pRanges + nOfst;
      46           0 :         ++nOfst;
      47           0 :         if (*(pRanges+1) == nLastWhich)
      48             :         {
      49           0 :             pRanges += 2;
      50           0 :             nOfst = 0;
      51             :         }
      52           0 :         sal_uInt16 nWhich = *pRanges + nOfst;
      53           0 :         if ( 0 == nWhich || ( nWhich >= nFrom && nWhich <= nTo ) )
      54           0 :             return nWhich;
      55             :     }
      56           0 :     return 0;
      57             : }
      58             : 
      59             : 
      60             : 
      61           0 : sal_uInt16 SfxWhichIter::FirstWhich()
      62             : {
      63           0 :     pRanges = pStart;
      64           0 :     nOfst = 0;
      65           0 :     if ( *pRanges >= nFrom && *pRanges <= nTo )
      66           0 :         return *pRanges;
      67           0 :     return NextWhich();
      68             : }
      69             : 
      70             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */