Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 181 insertions, 0 deletions

diff --git a/xmloff/source/chart/SchXMLRegressionCurveObjectContext.cxx b/xmloff/source/chart/SchXMLRegressionCurveObjectContext.cxx
new file mode 100644
index 000000000..16bec57fe
--- /dev/null
+++ b/xmloff/source/chart/SchXMLRegressionCurveObjectContext.cxx
@@ -0,0 +1,181 @@
+/* -*- 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 "SchXMLRegressionCurveObjectContext.hxx"
+
+#include <SchXMLImport.hxx>
+
+#include <sax/tools/converter.hxx>
+#include <sal/log.hxx>
+
+#include <xmloff/namespacemap.hxx>
+#include <xmloff/xmlnamespace.hxx>
+#include <xmloff/xmluconv.hxx>
+#include <xmloff/prstylei.hxx>
+#include <xmloff/xmlstyle.hxx>
+
+#include <comphelper/processfactory.hxx>
+
+#include <com/sun/star/awt/Point.hpp>
+#include <com/sun/star/chart2/RegressionEquation.hpp>
+#include <com/sun/star/chart2/RelativePosition.hpp>
+#include <com/sun/star/xml/sax/XAttributeList.hpp>
+
+using namespace com::sun::star;
+using namespace xmloff::token;
+
+SchXMLRegressionCurveObjectContext::SchXMLRegressionCurveObjectContext(
+                                        SchXMLImportHelper& rImpHelper,
+                                        SvXMLImport& rImport,
+                                        std::vector< RegressionStyle >& rRegressionStyleVector,
+                                        const css::uno::Reference<
+                                                    css::chart2::XDataSeries >& xSeries,
+                                        const awt::Size & rChartSize) :
+    SvXMLImportContext( rImport ),
+    mrImportHelper( rImpHelper ),
+    mxSeries( xSeries ),
+    maChartSize( rChartSize ),
+    mrRegressionStyleVector( rRegressionStyleVector )
+{
+}
+
+SchXMLRegressionCurveObjectContext::~SchXMLRegressionCurveObjectContext()
+{
+}
+
+void SchXMLRegressionCurveObjectContext::startFastElement (sal_Int32 /*nElement*/,
+        const css::uno::Reference< css::xml::sax::XFastAttributeList >& xAttrList)
+{
+    OUString sAutoStyleName;
+    for( auto& aIter : sax_fastparser::castToFastAttributeList(xAttrList) )
+    {
+        if (aIter.getToken() == XML_ELEMENT(CHART, XML_STYLE_NAME) )
+            sAutoStyleName = aIter.toString();
+        else
+            XMLOFF_WARN_UNKNOWN("xmloff", aIter);
+    }
+
+    RegressionStyle aStyle( mxSeries, sAutoStyleName );
+    mrRegressionStyleVector.push_back( aStyle );
+}
+
+css::uno::Reference< css::xml::sax::XFastContextHandler > SchXMLRegressionCurveObjectContext::createFastChildContext(
+    sal_Int32 nElement,
+    const css::uno::Reference< css::xml::sax::XFastAttributeList >&  )
+{
+    if( nElement == XML_ELEMENT(CHART, XML_EQUATION) )
+    {
+        return new SchXMLEquationContext(
+            mrImportHelper, GetImport(), maChartSize, mrRegressionStyleVector.back());
+    }
+    else
+        XMLOFF_WARN_UNKNOWN_ELEMENT("xmloff", nElement);
+    return nullptr;
+}
+
+SchXMLEquationContext::SchXMLEquationContext(
+    SchXMLImportHelper& rImpHelper,
+    SvXMLImport& rImport,
+    const awt::Size& rChartSize,
+    RegressionStyle& rRegressionStyle ) :
+        SvXMLImportContext( rImport ),
+        mrImportHelper( rImpHelper ),
+        mrRegressionStyle( rRegressionStyle ),
+        maChartSize( rChartSize )
+{}
+
+SchXMLEquationContext::~SchXMLEquationContext()
+{}
+
+void SchXMLEquationContext::startFastElement (sal_Int32 /*nElement*/,
+        const css::uno::Reference< css::xml::sax::XFastAttributeList >& xAttrList)
+{
+    // parse attributes
+    SchXMLImport& rImport = static_cast< SchXMLImport& >(GetImport());
+    OUString sAutoStyleName;
+    bool bShowEquation = true;
+    bool bShowRSquare = false;
+    awt::Point aPosition;
+    bool bHasXPos = false;
+    bool bHasYPos = false;
+
+    for( auto& aIter : sax_fastparser::castToFastAttributeList(xAttrList) )
+    {
+        switch(aIter.getToken())
+        {
+            case XML_ELEMENT(SVG, XML_X):
+            case XML_ELEMENT(SVG_COMPAT, XML_X):
+                rImport.GetMM100UnitConverter().convertMeasureToCore(
+                        aPosition.X, aIter.toView() );
+                bHasXPos = true;
+                break;
+            case XML_ELEMENT(SVG, XML_Y):
+            case XML_ELEMENT(SVG_COMPAT, XML_Y):
+                rImport.GetMM100UnitConverter().convertMeasureToCore(
+                        aPosition.Y, aIter.toView() );
+                bHasYPos = true;
+                break;
+            case XML_ELEMENT(CHART, XML_DISPLAY_EQUATION):
+                (void)::sax::Converter::convertBool(bShowEquation, aIter.toView());
+                break;
+            case XML_ELEMENT(CHART, XML_DISPLAY_R_SQUARE):
+                (void)::sax::Converter::convertBool(bShowRSquare, aIter.toView());
+                break;
+            case XML_ELEMENT(CHART, XML_STYLE_NAME):
+                sAutoStyleName = aIter.toString();
+                break;
+            default:
+                XMLOFF_WARN_UNKNOWN("xmloff", aIter);
+        }
+    }
+
+    if( sAutoStyleName.isEmpty() && !bShowEquation && !bShowRSquare )
+        return;
+
+    uno::Reference< beans::XPropertySet > xEquationProperties = chart2::RegressionEquation::create( comphelper::getProcessComponentContext() );
+
+    if( !sAutoStyleName.isEmpty() )
+    {
+        const SvXMLStylesContext* pStylesCtxt = mrImportHelper.GetAutoStylesContext();
+        if( pStylesCtxt )
+        {
+            const SvXMLStyleContext* pStyle = pStylesCtxt->FindStyleChildContext(
+                SchXMLImportHelper::GetChartFamilyID(), sAutoStyleName );
+
+            XMLPropStyleContext* pPropStyleContext =
+                const_cast< XMLPropStyleContext* >( dynamic_cast< const XMLPropStyleContext* >( pStyle ));
+
+            if( pPropStyleContext )
+                pPropStyleContext->FillPropertySet( xEquationProperties );
+        }
+    }
+    xEquationProperties->setPropertyValue( "ShowEquation", uno::Any( bShowEquation ));
+    xEquationProperties->setPropertyValue( "ShowCorrelationCoefficient", uno::Any( bShowRSquare ));
+
+    if( bHasXPos && bHasYPos )
+    {
+        chart2::RelativePosition aRelPos;
+        aRelPos.Primary = static_cast< double >( aPosition.X ) / static_cast< double >( maChartSize.Width );
+        aRelPos.Secondary = static_cast< double >( aPosition.Y ) / static_cast< double >( maChartSize.Height );
+        xEquationProperties->setPropertyValue( "RelativePosition", uno::Any( aRelPos ));
+    }
+    mrRegressionStyle.m_xEquationProperties.set( xEquationProperties );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */