Line data    Source code

       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 <com/sun/star/uno/Any.hxx>
      21             : #include <com/sun/star/uno/Sequence.hxx>
      22             : 
      23             : #include "unitconv.hxx"
      24             : #include "global.hxx"
      25             : #include "viewopti.hxx"
      26             : 
      27             : using namespace utl;
      28             : using namespace com::sun::star::uno;
      29             : 
      30             : const sal_Unicode cDelim = 0x01;        // Delimiter zwischen From und To
      31             : 
      32             : // ScUnitConverterData
      33          19 : ScUnitConverterData::ScUnitConverterData(
      34             :     const OUString& rFromUnit, const OUString& rToUnit, double fValue ) :
      35             :     maIndexString(BuildIndexString(rFromUnit, rToUnit)),
      36          19 :     mfValue(fValue) {}
      37             : 
      38           0 : ScUnitConverterData::ScUnitConverterData( const ScUnitConverterData& r ) :
      39             :     maIndexString(r.maIndexString),
      40           0 :     mfValue(r.mfValue) {}
      41             : 
      42           0 : ScUnitConverterData::~ScUnitConverterData() {}
      43             : 
      44          28 : OUString ScUnitConverterData::BuildIndexString(
      45             :     const OUString& rFromUnit, const OUString& rToUnit )
      46             : {
      47          28 :     OUStringBuffer aBuf(rFromUnit);
      48          28 :     aBuf.append(cDelim);
      49          28 :     aBuf.append(rToUnit);
      50          28 :     return aBuf.makeStringAndClear();
      51             : }
      52             : 
      53             : // ScUnitConverter
      54             : #define CFGPATH_UNIT        "Office.Calc/UnitConversion"
      55             : #define CFGSTR_UNIT_FROM    "FromUnit"
      56             : #define CFGSTR_UNIT_TO      "ToUnit"
      57             : #define CFGSTR_UNIT_FACTOR  "Factor"
      58             : 
      59           1 : ScUnitConverter::ScUnitConverter()
      60             : {
      61             :     // read from configuration - "convert.ini" is no longer used
      62             :     //TODO: config item as member to allow change of values
      63             : 
      64           1 :     ScLinkConfigItem aConfigItem( OUString( CFGPATH_UNIT ) );
      65             : 
      66             :     // empty node name -> use the config item's path itself
      67           2 :     OUString aEmptyString;
      68           2 :     Sequence<OUString> aNodeNames = aConfigItem.GetNodeNames( aEmptyString );
      69             : 
      70           1 :     long nNodeCount = aNodeNames.getLength();
      71           1 :     if ( nNodeCount )
      72             :     {
      73           1 :         const OUString* pNodeArray = aNodeNames.getConstArray();
      74           1 :         Sequence<OUString> aValNames( nNodeCount * 3 );
      75           1 :         OUString* pValNameArray = aValNames.getArray();
      76           2 :         const OUString sSlash('/');
      77             : 
      78           1 :         long nIndex = 0;
      79          20 :         for (long i=0; i<nNodeCount; i++)
      80             :         {
      81          19 :             OUString sPrefix = pNodeArray[i];
      82          19 :             sPrefix += sSlash;
      83             : 
      84          19 :             pValNameArray[nIndex] = sPrefix;
      85          19 :             pValNameArray[nIndex++] += OUString( CFGSTR_UNIT_FROM );
      86          19 :             pValNameArray[nIndex] = sPrefix;
      87          19 :             pValNameArray[nIndex++] += OUString( CFGSTR_UNIT_TO );
      88          19 :             pValNameArray[nIndex] = sPrefix;
      89          19 :             pValNameArray[nIndex++] += OUString( CFGSTR_UNIT_FACTOR );
      90          19 :         }
      91             : 
      92           2 :         Sequence<Any> aProperties = aConfigItem.GetProperties(aValNames);
      93             : 
      94           1 :         if (aProperties.getLength() == aValNames.getLength())
      95             :         {
      96           1 :             const Any* pProperties = aProperties.getConstArray();
      97             : 
      98           1 :             OUString sFromUnit;
      99           2 :             OUString sToUnit;
     100           1 :             double fFactor = 0;
     101             : 
     102           1 :             nIndex = 0;
     103          20 :             for (long i=0; i<nNodeCount; i++)
     104             :             {
     105          19 :                 pProperties[nIndex++] >>= sFromUnit;
     106          19 :                 pProperties[nIndex++] >>= sToUnit;
     107          19 :                 pProperties[nIndex++] >>= fFactor;
     108             : 
     109          19 :                 ScUnitConverterData* pNew = new ScUnitConverterData( sFromUnit, sToUnit, fFactor );
     110          19 :                 OUString aIndex  = pNew->GetIndexString();
     111          19 :                 maData.insert(aIndex, pNew);
     112          20 :             }
     113           1 :         }
     114           1 :     }
     115           1 : }
     116             : 
     117           0 : ScUnitConverter::~ScUnitConverter() {}
     118             : 
     119           9 : bool ScUnitConverter::GetValue(
     120             :     double& fValue, const OUString& rFromUnit, const OUString& rToUnit ) const
     121             : {
     122           9 :     OUString aIndex = ScUnitConverterData::BuildIndexString(rFromUnit, rToUnit);
     123           9 :     MapType::const_iterator it = maData.find(aIndex);
     124           9 :     if (it == maData.end())
     125             :     {
     126           3 :         fValue = 1.0;
     127           3 :         return false;
     128             :     }
     129             : 
     130           6 :     fValue = it->second->GetValue();
     131           6 :     return true;
     132         156 : }
     133             : 
     134             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */