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libreoffice/chart2/source/model/template/XYDataInterpreter.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

242 lines
8 KiB
C++

/* -*- 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 <sal/config.h>
#include <cstddef>
#include "XYDataInterpreter.hxx"
#include <DataSeries.hxx>
#include <DataSeriesHelper.hxx>
#include <CommonConverters.hxx>
#include <com/sun/star/util/XCloneable.hpp>
#include <comphelper/diagnose_ex.hxx>
#include <sal/log.hxx>
using namespace ::com::sun::star;
using namespace ::com::sun::star::chart2;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Sequence;
namespace chart
{
XYDataInterpreter::XYDataInterpreter()
{
}
XYDataInterpreter::~XYDataInterpreter()
{
}
// ____ XDataInterpreter ____
InterpretedData XYDataInterpreter::interpretDataSource(
const Reference< chart2::data::XDataSource >& xSource,
const Sequence< beans::PropertyValue >& aArguments,
const std::vector< rtl::Reference< DataSeries > >& aSeriesToReUse )
{
if( ! xSource.is())
return InterpretedData();
std::vector< uno::Reference< chart2::data::XLabeledDataSequence > > aData = DataInterpreter::getDataSequences(xSource);
uno::Reference< chart2::data::XLabeledDataSequence > xValuesX;
std::vector< uno::Reference< chart2::data::XLabeledDataSequence > > aSequencesVec;
uno::Reference< chart2::data::XLabeledDataSequence > xCategories;
bool bHasCategories = HasCategories( aArguments, aData );
bool bUseCategoriesAsX = UseCategoriesAsX( aArguments );
// parse data
bool bCategoriesUsed = false;
bool bSetXValues = aData.size()>1;
for( uno::Reference< chart2::data::XLabeledDataSequence > const & labelData : aData )
{
try
{
if( bHasCategories && ! bCategoriesUsed )
{
xCategories = labelData;
if( xCategories.is())
{
SetRole( xCategories->getValues(), u"categories"_ustr);
if( bUseCategoriesAsX )
bSetXValues = false;
}
bCategoriesUsed = true;
}
else if( !xValuesX.is() && bSetXValues )
{
xValuesX = labelData;
if( xValuesX.is())
SetRole( xValuesX->getValues(), u"values-x"_ustr);
}
else
{
aSequencesVec.push_back( labelData );
if( labelData.is())
SetRole( labelData->getValues(), u"values-y"_ustr);
}
}
catch( const uno::Exception & )
{
DBG_UNHANDLED_EXCEPTION("chart2");
}
}
// create DataSeries
std::vector< rtl::Reference< DataSeries > > aSeriesVec;
aSeriesVec.reserve( aSequencesVec.size());
Reference< data::XLabeledDataSequence > xClonedXValues = xValuesX;
Reference< util::XCloneable > xCloneable( xValuesX, uno::UNO_QUERY );
std::size_t nSeriesIndex = 0;
for (auto const& elem : aSequencesVec)
{
std::vector< uno::Reference< chart2::data::XLabeledDataSequence > > aNewData;
if( nSeriesIndex && xCloneable.is() )
xClonedXValues.set( xCloneable->createClone(), uno::UNO_QUERY );
if( xValuesX.is() )
aNewData.push_back( xClonedXValues );
aNewData.push_back(elem);
rtl::Reference< DataSeries > xSeries;
if( nSeriesIndex < aSeriesToReUse.size())
xSeries = aSeriesToReUse[nSeriesIndex];
else
xSeries = new DataSeries;
assert( xSeries.is() );
xSeries->setData( aNewData );
aSeriesVec.push_back( xSeries );
++nSeriesIndex;
}
return { { std::move(aSeriesVec) }, xCategories };
}
InterpretedData XYDataInterpreter::reinterpretDataSeries(
const InterpretedData& aInterpretedData )
{
InterpretedData aResult( aInterpretedData );
sal_Int32 i=0;
std::vector< rtl::Reference< DataSeries > > aSeries = FlattenSequence( aInterpretedData.Series );
const sal_Int32 nCount = aSeries.size();
for( ; i<nCount; ++i )
{
try
{
std::vector< uno::Reference< data::XLabeledDataSequence > > aNewSequences;
// values-y
uno::Reference< chart2::data::XLabeledDataSequence > xValuesY(
DataSeriesHelper::getDataSequenceByRole( aSeries[i], u"values-y"_ustr ));
uno::Reference< chart2::data::XLabeledDataSequence > xValuesX(
DataSeriesHelper::getDataSequenceByRole( aSeries[i], u"values-x"_ustr ));
// re-use values-... as values-x/values-y
if( ! xValuesX.is() ||
! xValuesY.is())
{
std::vector< uno::Reference< chart2::data::XLabeledDataSequence > > aValueSeqVec(
DataSeriesHelper::getAllDataSequencesByRole(
aSeries[i]->getDataSequences2(), u"values"_ustr ));
if( xValuesX.is())
aValueSeqVec.erase( find( aValueSeqVec.begin(), aValueSeqVec.end(), xValuesX ));
if( xValuesY.is())
aValueSeqVec.erase( find( aValueSeqVec.begin(), aValueSeqVec.end(), xValuesY ));
size_t nIndex = 0;
if( ! xValuesY.is() &&
aValueSeqVec.size() > nIndex )
{
xValuesY = aValueSeqVec[nIndex++];
if( xValuesY.is())
SetRole( xValuesY->getValues(), u"values-y"_ustr);
}
if( ! xValuesX.is() &&
aValueSeqVec.size() > nIndex )
{
xValuesX = aValueSeqVec[nIndex++];
if( xValuesX.is())
SetRole( xValuesX->getValues(), u"values-x"_ustr);
}
}
if( xValuesY.is())
{
if( xValuesX.is())
{
aNewSequences = { xValuesX, xValuesY };
}
else
{
aNewSequences = { xValuesY };
}
}
const std::vector< uno::Reference< data::XLabeledDataSequence > > & aSeqs = aSeries[i]->getDataSequences2();
if( aSeqs.size() != aNewSequences.size() )
{
#ifdef DBG_UTIL
for( auto const & j : aSeqs )
{
SAL_WARN_IF((j == xValuesY || j == xValuesX), "chart2.template", "All sequences should be used" );
}
#endif
aSeries[i]->setData( aNewSequences );
}
}
catch( const uno::Exception & )
{
DBG_UNHANDLED_EXCEPTION("chart2");
}
}
return aResult;
}
// criterion: all series must have exactly two data::XLabeledDataSequences
bool XYDataInterpreter::isDataCompatible(
const InterpretedData& aInterpretedData )
{
const std::vector< rtl::Reference< DataSeries > > aSeries = FlattenSequence( aInterpretedData.Series );
for( rtl::Reference< DataSeries > const & dataSeries : aSeries )
{
try
{
if( dataSeries->getDataSequences2().size() != 2 )
return false;
}
catch( const uno::Exception & )
{
DBG_UNHANDLED_EXCEPTION("chart2");
}
}
return true;
}
} // namespace chart
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */