sc/source/core/data/formulaiter.cxx

   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 #include "formulaiter.hxx"
  21
  22 #include "formulacell.hxx"
  23 #include "tokenarray.hxx"
  24 #include "formula/token.hxx"
  25
  26 using namespace formula;
  27
  28 ScDetectiveRefIter::ScDetectiveRefIter( ScFormulaCell* pCell )
  29 {
  30     pCode = pCell->GetCode();
  31     pCode->Reset();
  32     aPos = pCell->aPos;
  33 }
  34
  35 static bool lcl_ScDetectiveRefIter_SkipRef( ScToken* p )
  36 {
  37     ScSingleRefData& rRef1 = p->GetSingleRef();
  38     if ( rRef1.IsColDeleted() || rRef1.IsRowDeleted() || rRef1.IsTabDeleted()
  39             || !rRef1.Valid() )
  40         return true;
  41     if ( p->GetType() == svDoubleRef || p->GetType() == svExternalDoubleRef )
  42     {
  43         ScSingleRefData& rRef2 = p->GetDoubleRef().Ref2;
  44         if ( rRef2.IsColDeleted() || rRef2.IsRowDeleted() || rRef2.IsTabDeleted()
  45                 || !rRef2.Valid() )
  46             return true;
  47     }
  48     return false;
  49 }
  50
  51 bool ScDetectiveRefIter::GetNextRef( ScRange& rRange )
  52 {
  53     bool bRet = false;
  54     ScToken* p = GetNextRefToken();
  55     if( p )
  56     {
  57         SingleDoubleRefProvider aProv( *p );
  58         rRange.aStart.Set( aProv.Ref1.nCol, aProv.Ref1.nRow, aProv.Ref1.nTab );
  59         rRange.aEnd.Set( aProv.Ref2.nCol, aProv.Ref2.nRow, aProv.Ref2.nTab );
  60         bRet = true;
  61     }
  62
  63     return bRet;
  64 }
  65
  66 ScToken* ScDetectiveRefIter::GetNextRefToken()
  67 {
  68     ScToken* p = static_cast<ScToken*>(pCode->GetNextReferenceRPN());
  69     if (p)
  70         p->CalcAbsIfRel( aPos );
  71
  72     while ( p && lcl_ScDetectiveRefIter_SkipRef( p ) )
  73     {
  74         p = static_cast<ScToken*>(pCode->GetNextReferenceRPN());
  75         if (p)
  76             p->CalcAbsIfRel( aPos );
  77     }
  78     return p;
  79 }
  80
  81 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */