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path: root/svx/source/svdraw/charthelper.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 <svx/charthelper.hxx>
#include <svtools/embedhlp.hxx>
#include <tools/globname.hxx>
#include <sot/clsids.hxx>
#include <com/sun/star/embed/XEmbeddedObject.hpp>
#include <com/sun/star/lang/XUnoTunnel.hpp>
#include <com/sun/star/util/XUpdatable.hpp>
#include <com/sun/star/drawing/XDrawPageSupplier.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <comphelper/processfactory.hxx>
#include <com/sun/star/graphic/PrimitiveFactory2D.hpp>
#include <drawinglayer/geometry/viewinformation2d.hxx>

using namespace ::com::sun::star;

bool ChartHelper::IsChart(const svt::EmbeddedObjectRef& xObjRef)
{
    if(!xObjRef.is())
    {
        return false;
    }

    const SvGlobalName aObjClsId(xObjRef->getClassID());

    if(SvGlobalName(SO3_SCH_CLASSID_30) == aObjClsId
        || SvGlobalName(SO3_SCH_CLASSID_40) == aObjClsId
        || SvGlobalName(SO3_SCH_CLASSID_50) == aObjClsId
        || SvGlobalName(SO3_SCH_CLASSID_60) == aObjClsId)
    {
        return true;
    }

    return false;
}

drawinglayer::primitive2d::Primitive2DSequence ChartHelper::tryToGetChartContentAsPrimitive2DSequence(
    const uno::Reference< ::frame::XModel >& rXModel,
    basegfx::B2DRange& rRange)
{
    drawinglayer::primitive2d::Primitive2DSequence aRetval;

    if(rXModel.is())
    {
        try
        {
            const uno::Reference< lang::XMultiServiceFactory > xChartFact(rXModel, uno::UNO_QUERY_THROW);
            const uno::Reference< lang::XUnoTunnel > xChartView(xChartFact->createInstance(::rtl::OUString::createFromAscii("com.sun.star.chart2.ChartView")), uno::UNO_QUERY_THROW);
            const uno::Reference< util::XUpdatable > xUpdatable(xChartView, uno::UNO_QUERY_THROW);

            if(xUpdatable.is())
            {
                xUpdatable->update();

                const uno::Reference< drawing::XDrawPageSupplier > xDrawPageSupplier(rXModel, uno::UNO_QUERY_THROW);
                const uno::Reference< container::XIndexAccess > xShapeAccess(xDrawPageSupplier->getDrawPage(), uno::UNO_QUERY_THROW);

                if(xShapeAccess.is() && xShapeAccess->getCount())
                {
                    const sal_Int32 nShapeCount(xShapeAccess->getCount());
                    const uno::Reference< uno::XComponentContext > xContext(::comphelper::getProcessComponentContext());
                    const uno::Reference< graphic::XPrimitiveFactory2D > xPrimitiveFactory =
                        graphic::PrimitiveFactory2D::create( xContext );

                    const uno::Sequence< beans::PropertyValue > aParams;
                    uno::Reference< drawing::XShape > xShape;

                    for(sal_Int32 a(0); a < nShapeCount; a++)
                    {
                        xShapeAccess->getByIndex(a) >>= xShape;

                        if(xShape.is())
                        {
                            const drawinglayer::primitive2d::Primitive2DSequence aNew(
                                xPrimitiveFactory->createPrimitivesFromXShape(
                                    xShape,
                                    aParams));

                            drawinglayer::primitive2d::appendPrimitive2DSequenceToPrimitive2DSequence(
                                aRetval,
                                aNew);
                        }
                    }
                }
            }
        }
        catch(uno::Exception&)
        {
            OSL_ENSURE(false, "Unexpected exception!");
        }

        if(aRetval.hasElements())
        {
            const drawinglayer::geometry::ViewInformation2D aViewInformation2D;

            rRange = drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence(aRetval, aViewInformation2D);
        }
    }

    return aRetval;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */