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( formula::FormulaToken* p, const ScAddress& rPos )
  36 {
  37     ScSingleRefData& rRef1 = *p->GetSingleRef();
  38     ScAddress aAbs1 = rRef1.toAbs(rPos);
  39     if (!ValidAddress(aAbs1))
  40         return true;
  41     if ( p->GetType() == svDoubleRef || p->GetType() == svExternalDoubleRef )
  42     {
  43         ScSingleRefData& rRef2 = p->GetDoubleRef()->Ref2;
  44         ScAddress aAbs2 = rRef2.toAbs(rPos);
  45         if (!ValidAddress(aAbs2))
  46             return true;
  47     }
  48     return false;
  49 }
  50
  51 bool ScDetectiveRefIter::GetNextRef( ScRange& rRange )
  52 {
  53     bool bRet = false;
  54     formula::FormulaToken* p = GetNextRefToken();
  55     if( p )
  56     {
  57         SingleDoubleRefProvider aProv( *p );
  58         rRange.aStart = aProv.Ref1.toAbs(aPos);
  59         rRange.aEnd = aProv.Ref2.toAbs(aPos);
  60         bRet = true;
  61     }
  62
  63     return bRet;
  64 }
  65
  66 formula::FormulaToken* ScDetectiveRefIter::GetNextRefToken()
  67 {
  68     formula::FormulaToken* p = pCode->GetNextReferenceRPN();
  69     while (p && lcl_ScDetectiveRefIter_SkipRef(p, aPos))
  70     {
  71         p = pCode->GetNextReferenceRPN();
  72     }
  73     return p;
  74 }
  75
  76 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */