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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/.
*/
#include "formulagroup.hxx"
#include "document.hxx"
#include "formulacell.hxx"
#include "tokenarray.hxx"
#include "compiler.hxx"
#include "interpre.hxx"
#include "formula/vectortoken.hxx"
namespace sc {
FormulaGroupInterpreter::FormulaGroupInterpreter(
ScDocument& rDoc, const ScAddress& rTopPos, const ScFormulaCellGroupRef& xGroup, ScTokenArray& rCode) :
mrDoc(rDoc), maTopPos(rTopPos), mxGroup(xGroup), mrCode(rCode) {}
bool FormulaGroupInterpreter::interpret()
{
// Until we implement group calculation for real, decompose the group into
// individual formula token arrays for individual calculation.
ScAddress aTmpPos = maTopPos;
for (sal_Int32 i = 0; i < mxGroup->mnLength; ++i)
{
aTmpPos.SetRow(mxGroup->mnStart + i);
ScTokenArray aCode2;
for (const formula::FormulaToken* p = mrCode.First(); p; p = mrCode.Next())
{
switch (p->GetType())
{
case formula::svSingleVectorRef:
{
const formula::SingleVectorRefToken* p2 = static_cast<const formula::SingleVectorRefToken*>(p);
const double* pArray = p2->GetArray();
aCode2.AddDouble(static_cast<size_t>(i) < p2->GetArrayLength() ? pArray[i] : 0.0);
}
break;
case formula::svDoubleVectorRef:
{
const formula::DoubleVectorRefToken* p2 = static_cast<const formula::DoubleVectorRefToken*>(p);
const std::vector<const double*>& rArrays = p2->GetArrays();
size_t nColSize = rArrays.size();
size_t nRowStart = p2->IsStartFixed() ? 0 : i;
size_t nRowEnd = p2->GetRefRowSize() - 1;
if (!p2->IsEndFixed())
nRowEnd += i;
size_t nRowSize = nRowEnd - nRowStart + 1;
ScMatrixRef pMat(new ScMatrix(nColSize, nRowSize, 0.0));
for (size_t nCol = 0; nCol < nColSize; ++nCol)
{
const double* pArray = rArrays[nCol];
for (size_t nRow = 0; nRow < nRowSize; ++nRow)
{
if (nRowStart + nRow < p2->GetArrayLength())
{
double fVal = pArray[nRowStart+nRow];
pMat->PutDouble(fVal, nCol, nRow);
}
}
}
ScMatrixToken aTok(pMat);
aCode2.AddToken(aTok);
}
break;
default:
aCode2.AddToken(*p);
}
}
ScFormulaCell* pDest = mrDoc.GetFormulaCell(aTmpPos);
if (!pDest)
return false;
ScCompiler aComp(&mrDoc, aTmpPos, aCode2);
aComp.SetGrammar(mrDoc.GetGrammar());
aComp.CompileTokenArray(); // Create RPN token array.
ScInterpreter aInterpreter(pDest, &mrDoc, aTmpPos, aCode2);
aInterpreter.Interpret();
pDest->SetResultToken(aInterpreter.GetResultToken().get());
pDest->ResetDirty();
pDest->SetChanged(true);
}
return true;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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