chart2/source/model/template/ColumnLineDataInterpreter.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 "ColumnLineDataInterpreter.hxx"
  21 #include "DataSeries.hxx"
  22 #include "macros.hxx"
  23 #include "DataSeriesHelper.hxx"
  24 #include "CommonConverters.hxx"
  25 #include <com/sun/star/beans/XPropertySet.hpp>
  26 #include <com/sun/star/chart2/data/XDataSink.hpp>
  27
  28 #include <vector>
  29 #include <algorithm>
  30 #include <iterator>
  31
  32 using namespace ::com::sun::star;
  33 using namespace ::com::sun::star::chart2;
  34 using namespace ::std;
  35
  36 using ::com::sun::star::uno::Reference;
  37 using ::com::sun::star::uno::Sequence;
  38
  39 namespace chart
  40 {
  41
  42 // explicit
  43 ColumnLineDataInterpreter::ColumnLineDataInterpreter(
  44     sal_Int32 nNumberOfLines,
  45     const Reference< uno::XComponentContext > & xContext ) :
  46         DataInterpreter( xContext ),
  47         m_nNumberOfLines( nNumberOfLines )
  48 {}
  49
  50 ColumnLineDataInterpreter::~ColumnLineDataInterpreter()
  51 {}
  52
  53 // ____ XDataInterpreter ____
  54 InterpretedData SAL_CALL ColumnLineDataInterpreter::interpretDataSource(
  55     const Reference< data::XDataSource >& xSource,
  56     const Sequence< beans::PropertyValue >& aArguments,
  57     const Sequence< Reference< XDataSeries > >& aSeriesToReUse )
  58     throw (uno::RuntimeException, std::exception)
  59 {
  60     InterpretedData aResult(  DataInterpreter::interpretDataSource( xSource, aArguments, aSeriesToReUse ));
  61
  62     // the base class should return one group
  63     OSL_ASSERT( aResult.Series.getLength() == 1 );
  64     if( aResult.Series.getLength() == 1 )
  65     {
  66         sal_Int32 nNumberOfSeries = aResult.Series[0].getLength();
  67
  68         // if we have more than one series put the last nNumOfLines ones into a new group
  69         if( nNumberOfSeries > 1 && m_nNumberOfLines > 0 )
  70         {
  71             sal_Int32 nNumOfLines = ::std::min( m_nNumberOfLines, nNumberOfSeries - 1 );
  72             aResult.Series.realloc(2);
  73
  74             Sequence< Reference< XDataSeries > > & rColumnDataSeries = aResult.Series[0];
  75             Sequence< Reference< XDataSeries > > & rLineDataSeries   = aResult.Series[1];
  76             rLineDataSeries.realloc( nNumOfLines );
  77             ::std::copy( rColumnDataSeries.getConstArray() + nNumberOfSeries - nNumOfLines,
  78                          rColumnDataSeries.getConstArray() + nNumberOfSeries,
  79                          rLineDataSeries.getArray() );
  80             rColumnDataSeries.realloc( nNumberOfSeries - nNumOfLines );
  81         }
  82     }
  83
  84     return aResult;
  85 }
  86
  87 } // namespace chart
  88
  89 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */