sc/source/core/data/simpleformulacalc.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
  10 #include "simpleformulacalc.hxx"
  11 #include "document.hxx"
  12 #include "tokenarray.hxx"
  13 #include "interpre.hxx"
  14 #include "compiler.hxx"
  15
  16 ScSimpleFormulaCalculator::ScSimpleFormulaCalculator( ScDocument* pDoc, const ScAddress& rAddr,
  17         const OUString& rFormula, formula::FormulaGrammar::Grammar eGram )
  18     : mnFormatType(0)
  19     , mnFormatIndex(0)
  20     , mbCalculated(false)
  21     , maAddr(rAddr)
  22     , mpDoc(pDoc)
  23 {
  24     // compile already here
  25     ScCompiler aComp(pDoc, rAddr);
  26     aComp.SetGrammar(eGram);
  27     mpCode.reset(aComp.CompileString(rFormula));
  28     if(!mpCode->GetCodeError() && mpCode->GetLen())
  29         aComp.CompileTokenArray();
  30 }
  31
  32 ScSimpleFormulaCalculator::~ScSimpleFormulaCalculator()
  33 {
  34 }
  35
  36 void ScSimpleFormulaCalculator::Calculate()
  37 {
  38     if(mbCalculated)
  39         return;
  40
  41     mbCalculated = true;
  42     ScInterpreter aInt(NULL, mpDoc, maAddr, *mpCode.get());
  43     aInt.Interpret();
  44
  45     mnFormatType = aInt.GetRetFormatType();
  46     mnFormatIndex = aInt.GetRetFormatIndex();
  47     maResult.SetToken(aInt.GetResultToken().get());
  48 }
  49
  50 bool ScSimpleFormulaCalculator::IsValue()
  51 {
  52     Calculate();
  53
  54     return maResult.IsValue();
  55 }
  56
  57 sal_uInt16 ScSimpleFormulaCalculator::GetErrCode()
  58 {
  59     Calculate();
  60
  61     sal_uInt16 nErr = mpCode->GetCodeError();
  62     if (nErr)
  63         return nErr;
  64     return maResult.GetResultError();
  65 }
  66
  67 double ScSimpleFormulaCalculator::GetValue()
  68 {
  69     Calculate();
  70
  71     if ((!mpCode->GetCodeError() || mpCode->GetCodeError() == errDoubleRef) &&
  72             !maResult.GetResultError())
  73         return maResult.GetDouble();
  74
  75     return 0.0;
  76 }
  77
  78 svl::SharedString ScSimpleFormulaCalculator::GetString()
  79 {
  80     Calculate();
  81
  82     if ((!mpCode->GetCodeError() || mpCode->GetCodeError() == errDoubleRef) &&
  83             !maResult.GetResultError())
  84         return maResult.GetString();
  85
  86     return svl::SharedString::getEmptyString();
  87 }
  88
  89 bool ScSimpleFormulaCalculator::HasColRowName()
  90 {
  91     mpCode->Reset();
  92     return mpCode->GetNextColRowName() != NULL;
  93 }
  94
  95 ScTokenArray* ScSimpleFormulaCalculator::GetCode()
  96 {
  97     return mpCode.get();
  98 }
  99
 100 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */