svx/source/svdraw/charthelper.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <svx/charthelper.hxx>
  21 #include <svtools/embedhlp.hxx>
  22 #include <tools/globname.hxx>
  23 #include <comphelper/classids.hxx>
  24 #include <com/sun/star/embed/XEmbeddedObject.hpp>
  25 #include <com/sun/star/lang/XUnoTunnel.hpp>
  26 #include <com/sun/star/util/XUpdatable.hpp>
  27 #include <com/sun/star/drawing/XDrawPageSupplier.hpp>
  28 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  29 #include <comphelper/processfactory.hxx>
  30 #include <com/sun/star/graphic/PrimitiveFactory2D.hpp>
  31 #include <drawinglayer/geometry/viewinformation2d.hxx>
  32
  33 using namespace ::com::sun::star;
  34
  35 bool ChartHelper::IsChart(const svt::EmbeddedObjectRef& xObjRef)
  36 {
  37     if(!xObjRef.is())
  38     {
  39         return false;
  40     }
  41
  42     const SvGlobalName aObjClsId(xObjRef->getClassID());
  43
  44     if(SvGlobalName(SO3_SCH_CLASSID_30) == aObjClsId
  45         || SvGlobalName(SO3_SCH_CLASSID_40) == aObjClsId
  46         || SvGlobalName(SO3_SCH_CLASSID_50) == aObjClsId
  47         || SvGlobalName(SO3_SCH_CLASSID_60) == aObjClsId)
  48     {
  49         return true;
  50     }
  51
  52     return false;
  53 }
  54
  55 drawinglayer::primitive2d::Primitive2DSequence ChartHelper::tryToGetChartContentAsPrimitive2DSequence(
  56     const uno::Reference< ::frame::XModel >& rXModel,
  57     basegfx::B2DRange& rRange)
  58 {
  59     drawinglayer::primitive2d::Primitive2DSequence aRetval;
  60
  61     if(rXModel.is())
  62     {
  63         try
  64         {
  65             const uno::Reference< lang::XMultiServiceFactory > xChartFact(rXModel, uno::UNO_QUERY_THROW);
  66             const uno::Reference< lang::XUnoTunnel > xChartView(xChartFact->createInstance(OUString::createFromAscii("com.sun.star.chart2.ChartView")), uno::UNO_QUERY_THROW);
  67             const uno::Reference< util::XUpdatable > xUpdatable(xChartView, uno::UNO_QUERY_THROW);
  68
  69             if(xUpdatable.is())
  70             {
  71                 xUpdatable->update();
  72
  73                 const uno::Reference< drawing::XDrawPageSupplier > xDrawPageSupplier(rXModel, uno::UNO_QUERY_THROW);
  74                 const uno::Reference< container::XIndexAccess > xShapeAccess(xDrawPageSupplier->getDrawPage(), uno::UNO_QUERY_THROW);
  75
  76                 if(xShapeAccess.is() && xShapeAccess->getCount())
  77                 {
  78                     const sal_Int32 nShapeCount(xShapeAccess->getCount());
  79                     const uno::Reference< uno::XComponentContext > xContext(::comphelper::getProcessComponentContext());
  80                     const uno::Reference< graphic::XPrimitiveFactory2D > xPrimitiveFactory =
  81                         graphic::PrimitiveFactory2D::create( xContext );
  82
  83                     const uno::Sequence< beans::PropertyValue > aParams;
  84                     uno::Reference< drawing::XShape > xShape;
  85
  86                     for(sal_Int32 a(0); a < nShapeCount; a++)
  87                     {
  88                         xShapeAccess->getByIndex(a) >>= xShape;
  89
  90                         if(xShape.is())
  91                         {
  92                             const drawinglayer::primitive2d::Primitive2DSequence aNew(
  93                                 xPrimitiveFactory->createPrimitivesFromXShape(
  94                                     xShape,
  95                                     aParams));
  96
  97                             drawinglayer::primitive2d::appendPrimitive2DSequenceToPrimitive2DSequence(
  98                                 aRetval,
  99                                 aNew);
 100                         }
 101                     }
 102                 }
 103             }
 104         }
 105         catch(uno::Exception&)
 106         {
 107             OSL_ENSURE(false, "Unexpected exception!");
 108         }
 109
 110         if(aRetval.hasElements())
 111         {
 112             const drawinglayer::geometry::ViewInformation2D aViewInformation2D;
 113
 114             rRange = drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence(aRetval, aViewInformation2D);
 115         }
 116     }
 117
 118     return aRetval;
 119 }
 120
 121 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */