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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/.
+ *
+ * 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 <DataInterpreter.hxx>
+#include <DataSeries.hxx>
+#include <DataSource.hxx>
+#include <DataSeriesHelper.hxx>
+#include <CommonConverters.hxx>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <cppuhelper/supportsservice.hxx>
+#include <tools/diagnose_ex.h>
+
+#include <algorithm>
+#include <cstddef>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::chart2;
+using namespace ::std;
+
+using ::com::sun::star::uno::Reference;
+using ::com::sun::star::uno::Sequence;
+
+#ifdef DEBUG_CHART2_TEMPLATE
+namespace
+{
+void lcl_ShowDataSource( const Reference< data::XDataSource > & xSource );
+}
+#endif
+
+namespace chart
+{
+
+DataInterpreter::DataInterpreter()
+{}
+
+DataInterpreter::~DataInterpreter()
+{}
+
+// ____ XDataInterpreter ____
+InterpretedData DataInterpreter::interpretDataSource(
+ const Reference< data::XDataSource >& xSource,
+ const Sequence< beans::PropertyValue >& aArguments,
+ const std::vector< rtl::Reference< DataSeries > >& aSeriesToReUse )
+{
+ if( ! xSource.is())
+ return InterpretedData();
+
+#ifdef DEBUG_CHART2_TEMPLATE
+ lcl_ShowDataSource( xSource );
+#endif
+
+ std::vector< uno::Reference< chart2::data::XLabeledDataSequence > > aData = getDataSequences(xSource);
+
+ uno::Reference< chart2::data::XLabeledDataSequence > xCategories;
+ vector< uno::Reference< chart2::data::XLabeledDataSequence > > aSequencesVec;
+
+ // check if we should use categories
+
+ bool bHasCategories( HasCategories( aArguments, aData ));
+
+ // parse data
+ bool bCategoriesUsed = false;
+ for( uno::Reference< chart2::data::XLabeledDataSequence > const & labeledData : aData )
+ {
+ try
+ {
+ if( bHasCategories && ! bCategoriesUsed )
+ {
+ xCategories = labeledData;
+ if( xCategories.is())
+ SetRole( xCategories->getValues(), "categories");
+ bCategoriesUsed = true;
+ }
+ else
+ {
+ aSequencesVec.push_back( labeledData );
+ if( labeledData.is())
+ SetRole( labeledData->getValues(), "values-y");
+ }
+ }
+ catch( const uno::Exception & )
+ {
+ DBG_UNHANDLED_EXCEPTION("chart2");
+ }
+ }
+
+ // create DataSeries
+ std::size_t nSeriesIndex = 0;
+ vector< rtl::Reference< DataSeries > > aSeriesVec;
+ aSeriesVec.reserve( aSequencesVec.size());
+
+ for (auto const& elem : aSequencesVec)
+ {
+ std::vector< uno::Reference< chart2::data::XLabeledDataSequence > > aNewData { 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 { { aSeriesVec }, xCategories };
+}
+
+InterpretedData DataInterpreter::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< data::XLabeledDataSequence > xValuesY =
+ DataSeriesHelper::getDataSequenceByRole( aSeries[i], "values-y" );
+ // re-use values-... as values-y
+ if( ! xValuesY.is())
+ {
+ xValuesY =
+ DataSeriesHelper::getDataSequenceByRole( aSeries[i], "values", true );
+ if( xValuesY.is())
+ SetRole( xValuesY->getValues(), "values-y");
+ }
+ if( xValuesY.is())
+ {
+ aNewSequences = { xValuesY };
+ }
+
+ const std::vector< uno::Reference< data::XLabeledDataSequence > > & aSeqs = aSeries[i]->getDataSequences2();
+ if( aSeqs.size() != aNewSequences.size() )
+ {
+#ifdef DEBUG_CHART2_TEMPLATE
+ sal_Int32 j=0;
+ for( ; j<aSeqs.(); ++j )
+ {
+ assert( aSeqs[j] == xValuesY && "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 one data::XLabeledDataSequence
+bool DataInterpreter::isDataCompatible(
+ const InterpretedData& aInterpretedData )
+{
+ const std::vector< rtl::Reference< DataSeries > > aSeries( FlattenSequence( aInterpretedData.Series ));
+ for( rtl::Reference< DataSeries > const & i : aSeries )
+ {
+ try
+ {
+ if( i->getDataSequences2().size() != 1 )
+ return false;
+ }
+ catch( const uno::Exception & )
+ {
+ DBG_UNHANDLED_EXCEPTION("chart2");
+ }
+ }
+
+ return true;
+}
+
+namespace
+{
+
+struct lcl_LabeledSequenceEquals
+{
+ explicit lcl_LabeledSequenceEquals( const Reference< data::XLabeledDataSequence > & xLSeqToCmp ) :
+ m_bHasLabels ( false ),
+ m_bHasValues ( false )
+ {
+ if( !xLSeqToCmp.is())
+ return;
+
+ Reference< data::XDataSequence > xSeq( xLSeqToCmp->getValues());
+ if( xSeq.is())
+ {
+ m_bHasValues = true;
+ m_aValuesRangeRep = xSeq->getSourceRangeRepresentation();
+ }
+
+ xSeq.set( xLSeqToCmp->getLabel());
+ if( xSeq.is())
+ {
+ m_bHasLabels = true;
+ m_aLabelRangeRep = xSeq->getSourceRangeRepresentation();
+ }
+ }
+
+ bool operator() ( const Reference< data::XLabeledDataSequence > & xSeq )
+ {
+ if( ! xSeq.is())
+ return false;
+
+ Reference< data::XDataSequence > xSeqValues( xSeq->getValues() );
+ Reference< data::XDataSequence > xSeqLabels( xSeq->getLabel() );
+ bool bHasValues = xSeqValues.is();
+ bool bHasLabels = xSeqLabels.is();
+
+ return ( ( (m_bHasValues == bHasValues) &&
+ (!bHasValues || m_aValuesRangeRep == xSeqValues->getSourceRangeRepresentation()) ) &&
+ ( (m_bHasLabels == bHasLabels) &&
+ (!bHasLabels || m_aLabelRangeRep == xSeqLabels->getSourceRangeRepresentation()) )
+ );
+ }
+
+private:
+ bool m_bHasLabels;
+ bool m_bHasValues;
+ OUString m_aValuesRangeRep;
+ OUString m_aLabelRangeRep;
+};
+
+} // anonymous namespace
+
+rtl::Reference< DataSource > DataInterpreter::mergeInterpretedData(
+ const InterpretedData& aInterpretedData )
+{
+ vector< Reference< data::XLabeledDataSequence > > aResultVec;
+ aResultVec.reserve( aInterpretedData.Series.size() +
+ 1 // categories
+ );
+
+ if( aInterpretedData.Categories.is())
+ aResultVec.push_back( aInterpretedData.Categories );
+
+ const std::vector< rtl::Reference< DataSeries > > aSeries = FlattenSequence( aInterpretedData.Series );
+ for( rtl::Reference< DataSeries > const & dataSeries : aSeries )
+ {
+ try
+ {
+ // add all sequences of data series
+ for( uno::Reference< data::XLabeledDataSequence > const & xAdd : dataSeries->getDataSequences2() )
+ {
+ // only add if sequence is not yet in the result
+ if( none_of( aResultVec.begin(), aResultVec.end(),
+ lcl_LabeledSequenceEquals( xAdd )) )
+ {
+ aResultVec.push_back( xAdd );
+ }
+ }
+ }
+ catch( const uno::Exception & )
+ {
+ DBG_UNHANDLED_EXCEPTION("chart2");
+ }
+ }
+
+ return new DataSource(aResultVec);
+}
+
+uno::Any DataInterpreter::getChartTypeSpecificData(
+ const OUString & )
+{
+ return uno::Any();
+}
+
+// convenience methods
+
+OUString DataInterpreter::GetRole( const Reference< data::XDataSequence > & xSeq )
+{
+ OUString aResult;
+ if( ! xSeq.is())
+ return aResult;
+
+ try
+ {
+ Reference< beans::XPropertySet > xProp( xSeq, uno::UNO_QUERY_THROW );
+ xProp->getPropertyValue( "Role") >>= aResult;
+ }
+ catch( const uno::Exception & )
+ {
+ DBG_UNHANDLED_EXCEPTION("chart2");
+ }
+ return aResult;
+}
+
+void DataInterpreter::SetRole( const Reference< data::XDataSequence > & xSeq, const OUString & rRole )
+{
+ if( ! xSeq.is())
+ return;
+ try
+ {
+ Reference< beans::XPropertySet > xProp( xSeq, uno::UNO_QUERY_THROW );
+ xProp->setPropertyValue( "Role", uno::Any( rRole ));
+ }
+ catch( const uno::Exception & )
+ {
+ DBG_UNHANDLED_EXCEPTION("chart2");
+ }
+}
+
+uno::Any DataInterpreter::GetProperty(
+ const Sequence< beans::PropertyValue > & aArguments,
+ std::u16string_view rName )
+{
+ for( sal_Int32 i=aArguments.getLength(); i--; )
+ {
+ if( aArguments[i].Name == rName )
+ return aArguments[i].Value;
+ }
+ return uno::Any();
+}
+
+bool DataInterpreter::HasCategories(
+ const Sequence< beans::PropertyValue > & rArguments,
+ const std::vector< uno::Reference< chart2::data::XLabeledDataSequence > > & rData )
+{
+ bool bHasCategories = false;
+
+ if( rArguments.hasElements() )
+ GetProperty( rArguments, u"HasCategories" ) >>= bHasCategories;
+
+ for( std::size_t nLSeqIdx=0; ! bHasCategories && nLSeqIdx<rData.size(); ++nLSeqIdx )
+ bHasCategories = ( rData[nLSeqIdx].is() && GetRole( rData[nLSeqIdx]->getValues() ) == "categories");
+
+ return bHasCategories;
+}
+
+bool DataInterpreter::UseCategoriesAsX( const Sequence< beans::PropertyValue > & rArguments )
+{
+ bool bUseCategoriesAsX = true;
+ if( rArguments.hasElements() )
+ GetProperty( rArguments, u"UseCategoriesAsX" ) >>= bUseCategoriesAsX;
+ return bUseCategoriesAsX;
+}
+
+OUString SAL_CALL DataInterpreter::getImplementationName()
+{
+ return "com.sun.star.comp.chart2.DataInterpreter";
+}
+
+sal_Bool SAL_CALL DataInterpreter::supportsService( const OUString& rServiceName )
+{
+ return cppu::supportsService(this, rServiceName);
+}
+
+css::uno::Sequence< OUString > SAL_CALL DataInterpreter::getSupportedServiceNames()
+{
+ return { "com.sun.star.chart2.DataInterpreter" };
+}
+
+std::vector< uno::Reference< chart2::data::XLabeledDataSequence > > DataInterpreter::getDataSequences(
+ const css::uno::Reference< css::chart2::data::XDataSource >& xSource)
+{
+ std::vector< uno::Reference< chart2::data::XLabeledDataSequence > > aData;
+ for (const Reference< data::XLabeledDataSequence > & rLDS : xSource->getDataSequences() )
+ {
+ aData.push_back(rLDS);
+ }
+ return aData;
+}
+
+} // namespace chart
+
+#ifdef DEBUG_CHART2_TEMPLATE
+namespace
+{
+
+void lcl_ShowDataSource( const Reference< data::XDataSource > & xSource )
+{
+ if( ! xSource.is())
+ return;
+
+ SAL_INFO("chart2", "DataSource in DataInterpreter:" );
+ Sequence< Reference< data::XLabeledDataSequence > > aSequences( xSource->getDataSequences());
+ Reference< beans::XPropertySet > xProp;
+ OUString aId;
+ const sal_Int32 nMax = aSequences.getLength();
+ for( sal_Int32 k = 0; k < nMax; ++k )
+ {
+ if( aSequences[k].is())
+ {
+ OUString aSourceRepr("<none>");
+ if( aSequences[k]->getValues().is())
+ aSourceRepr = aSequences[k]->getValues()->getSourceRangeRepresentation();
+ xProp.set( aSequences[k]->getValues(), uno::UNO_QUERY );
+ if( xProp.is() &&
+ ( xProp->getPropertyValue( "Role") >>= aId ))
+ {
+ SAL_INFO("chart2", " <data sequence " << k << "> Role: " << aId << ", Source: "<< aSourceRepr);
+ }
+ else
+ {
+ SAL_INFO("chart2", " <data sequence " << k << "> unknown Role, Source: " << aSourceRepr );
+ }
+
+ aSourceRepr = "<none>";
+ if( aSequences[k]->getLabel().is())
+ aSourceRepr = aSequences[k]->getLabel()->getSourceRangeRepresentation();
+ xProp.set( aSequences[k]->getLabel(), uno::UNO_QUERY );
+ if( xProp.is() &&
+ ( xProp->getPropertyValue( "Role") >>= aId ))
+ {
+ SAL_INFO("chart2", " <data sequence label " << k << "> Role: " << aId
+ << ", Source: " << aSourceRepr );
+ }
+ else
+ {
+ SAL_INFO("chart2", " <data sequence label " << k << "> unknown Role, Source: " << aSourceRepr );
+ }
+ }
+ }
+}
+
+}
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */