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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "formulaiter.hxx"
#include "formulacell.hxx"
#include "tokenarray.hxx"
#include <formula/token.hxx>
using namespace formula;
ScDetectiveRefIter::ScDetectiveRefIter( ScFormulaCell* pCell )
{
pCode = pCell->GetCode();
pCode->Reset();
aPos = pCell->aPos;
}
static bool lcl_ScDetectiveRefIter_SkipRef( formula::FormulaToken* p, const ScAddress& rPos )
{
ScSingleRefData& rRef1 = *p->GetSingleRef();
ScAddress aAbs1 = rRef1.toAbs(rPos);
if (!ValidAddress(aAbs1))
return true;
if ( p->GetType() == svDoubleRef || p->GetType() == svExternalDoubleRef )
{
ScSingleRefData& rRef2 = p->GetDoubleRef()->Ref2;
ScAddress aAbs2 = rRef2.toAbs(rPos);
if (!ValidAddress(aAbs2))
return true;
}
return false;
}
bool ScDetectiveRefIter::GetNextRef( ScRange& rRange )
{
bool bRet = false;
formula::FormulaToken* p = GetNextRefToken();
if( p )
{
SingleDoubleRefProvider aProv( *p );
rRange.aStart = aProv.Ref1.toAbs(aPos);
rRange.aEnd = aProv.Ref2.toAbs(aPos);
bRet = true;
}
return bRet;
}
formula::FormulaToken* ScDetectiveRefIter::GetNextRefToken()
{
formula::FormulaToken* p = pCode->GetNextReferenceRPN();
while (p && lcl_ScDetectiveRefIter_SkipRef(p, aPos))
{
p = pCode->GetNextReferenceRPN();
}
return p;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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