1 files changed, 125 insertions, 0 deletions
diff --git a/sc/source/filter/oox/excelchartconverter.cxx b/sc/source/filter/oox/excelchartconverter.cxx
new file mode 100644
index 000000000..bc9a0bd03
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+++ b/sc/source/filter/oox/excelchartconverter.cxx
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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 <excelchartconverter.hxx>
+
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/chart2/XChartDocument.hpp>
+#include <com/sun/star/chart2/data/XDataProvider.hpp>
+#include <com/sun/star/chart2/data/XDataReceiver.hpp>
+#include <com/sun/star/chart2/data/XSheetDataProvider.hpp>
+
+#include <osl/diagnose.h>
+#include <oox/core/filterbase.hxx>
+#include <oox/drawingml/chart/datasourcemodel.hxx>
+#include <oox/helper/containerhelper.hxx>
+#include <formulaparser.hxx>
+
+namespace oox::xls {
+
+using namespace ::com::sun::star::chart2;
+using namespace ::com::sun::star::chart2::data;
+using namespace ::com::sun::star::uno;
+
+using ::oox::drawingml::chart::DataSequenceModel;
+
+ExcelChartConverter::ExcelChartConverter( const WorkbookHelper& rHelper ) :
+    WorkbookHelper( rHelper )
+{
+}
+
+ExcelChartConverter::~ExcelChartConverter()
+{
+}
+
+void ExcelChartConverter::createDataProvider( const Reference< XChartDocument >& rxChartDoc )
+{
+    try
+    {
+        Reference< XDataReceiver > xDataRec( rxChartDoc, UNO_QUERY_THROW );
+        Reference< XDataProvider > xDataProv( getBaseFilter().getModelFactory()->createInstance(
+            "com.sun.star.chart2.data.DataProvider" ), UNO_QUERY_THROW );
+        xDataRec->attachDataProvider( xDataProv );
+    }
+    catch( Exception& )
+    {
+    }
+}
+
+Reference< XDataSequence > ExcelChartConverter::createDataSequence(
+    const Reference< XDataProvider >& rxDataProvider, const DataSequenceModel& rDataSeq,
+    const OUString& /*rRole*/, const OUString& /*aRoleQualifier*/ )
+{
+    Reference< XDataSequence > xDataSeq;
+    if (!rxDataProvider.is())
+        return xDataSeq;
+
+    Reference<XSheetDataProvider> xSheetProvider(rxDataProvider, UNO_QUERY);
+    if (!xSheetProvider.is())
+        return xDataSeq;
+
+    if (!rDataSeq.maFormula.isEmpty())
+    {
+        // parse the formula string, create a token sequence
+        FormulaParser& rParser = getFormulaParser();
+        ScAddress aBaseAddr( SCCOL( 0 ), SCROW( 0 ), SCTAB( getCurrentSheetIndex() ) );
+        ApiTokenSequence aTokens = rParser.importFormula( aBaseAddr, rDataSeq.maFormula );
+
+        try
+        {
+            // create the data sequence
+            xDataSeq = xSheetProvider->createDataSequenceByFormulaTokens(aTokens);
+        }
+        catch (Exception&)
+        {
+            OSL_FAIL( "ExcelChartConverter::createDataSequence - cannot create data sequence" );
+        }
+    }
+    else if (!rDataSeq.maData.empty())
+    {
+        // create a single-row array from constant source data
+        Matrix< Any > aMatrix( rDataSeq.maData.size(), 1 );
+        Matrix< Any >::iterator aMIt = aMatrix.begin();
+        // TODO: how to handle missing values in the map?
+        for( const auto& rEntry : rDataSeq.maData )
+        {
+            *aMIt = rEntry.second;
+            ++aMIt;
+        }
+        OUString aRangeRep = FormulaProcessorBase::generateApiArray( aMatrix );
+
+        if (!aRangeRep.isEmpty())
+        {
+            try
+            {
+                // create the data sequence
+                xDataSeq = rxDataProvider->createDataSequenceByRangeRepresentation( aRangeRep );
+            }
+            catch (Exception&)
+            {
+                OSL_FAIL( "ExcelChartConverter::createDataSequence - cannot create data sequence" );
+            }
+        }
+    }
+    return xDataSeq;
+}
+
+} // namespace oox::xls
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */