summaryrefslogtreecommitdiff
path: root/oox/source/drawingml/diagram/diagram.cxx
blob: c3c28a84db235bb4bd7ee83c1f59fdf3e2db4630 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
/* -*- 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 <oox/drawingml/diagram/diagram.hxx>
#include "diagram.hxx"
#include <com/sun/star/awt/Point.hpp>
#include <com/sun/star/awt/Size.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/drawing/XShapes.hpp>
#include <com/sun/star/xml/dom/XDocument.hpp>
#include <com/sun/star/xml/sax/XFastSAXSerializable.hpp>
#include <rtl/ustrbuf.hxx>
#include <sal/log.hxx>
#include <editeng/unoprnms.hxx>
#include <drawingml/textbody.hxx>
#include <drawingml/textparagraph.hxx>
#include <drawingml/textrun.hxx>
#include <drawingml/fillproperties.hxx>
#include <drawingml/customshapeproperties.hxx>
#include <oox/ppt/pptshapegroupcontext.hxx>
#include <oox/ppt/pptshape.hxx>
#include <oox/token/namespaces.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>

#include "diagramlayoutatoms.hxx"
#include "layoutatomvisitors.hxx"
#include "diagramfragmenthandler.hxx"

#include <iostream>
#include <fstream>

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

namespace oox { namespace drawingml {

namespace dgm {

void Connection::dump() const
{
    SAL_INFO(
        "oox.drawingml",
        "cnx modelId " << msModelId << ", srcId " << msSourceId << ", dstId "
            << msDestId << ", parTransId " << msParTransId << ", presId "
            << msPresId << ", sibTransId " << msSibTransId << ", srcOrd "
            << mnSourceOrder << ", dstOrd " << mnDestOrder);
}

void Point::dump() const
{
    SAL_INFO(
        "oox.drawingml",
        "pt text " << mpShape.get() << ", cnxId " << msCnxId << ", modelId "
            << msModelId << ", type " << mnType);
}

} // dgm namespace

DiagramData::DiagramData() :
    mpFillProperties( new FillProperties ),
    mnMaxDepth(0)
{
}

const dgm::Point* DiagramData::getRootPoint() const
{
    for (const auto & aCurrPoint : maPoints)
        if (aCurrPoint.mnType == XML_doc)
            return &aCurrPoint;

    SAL_WARN("oox.drawingml", "No root point");
    return nullptr;
}

void DiagramData::dump() const
{
    SAL_INFO("oox.drawingml", "Dgm: DiagramData # of cnx: " << maConnections.size() );
    for (const auto& rConnection : maConnections)
        rConnection.dump();

    SAL_INFO("oox.drawingml", "Dgm: DiagramData # of pt: " << maPoints.size() );
    for (const auto& rPoint : maPoints)
        rPoint.dump();
}

#ifdef DEBUG_OOX_DIAGRAM
OString normalizeDotName( const OUString& rStr )
{
    OUStringBuffer aBuf;
    aBuf.append('N');

    const sal_Int32 nLen(rStr.getLength());
    sal_Int32 nCurrIndex(0);
    while( nCurrIndex < nLen )
    {
        const sal_Int32 aChar=rStr.iterateCodePoints(&nCurrIndex);
        if( aChar != '-' && aChar != '{' && aChar != '}' )
            aBuf.append((sal_Unicode)aChar);
    }

    return OUStringToOString(aBuf.makeStringAndClear(),
                                  RTL_TEXTENCODING_UTF8);
}
#endif

static sal_Int32 calcDepth( const OUString& rNodeName,
                            const dgm::Connections& rCnx )
{
    // find length of longest path in 'isChild' graph, ending with rNodeName
    for (auto const& elem : rCnx)
    {
        if( !elem.msParTransId.isEmpty() &&
            !elem.msSibTransId.isEmpty() &&
            !elem.msSourceId.isEmpty() &&
            !elem.msDestId.isEmpty() &&
            elem.mnType == XML_parOf &&
            rNodeName == elem.msDestId )
        {
            return calcDepth(elem.msSourceId, rCnx) + 1;
        }
    }

    return 0;
}

void Diagram::build(  )
{
    // build name-object maps
#ifdef DEBUG_OOX_DIAGRAM
    std::ofstream output("tree.dot");

    output << "digraph datatree {" << std::endl;
#endif
    dgm::Points& rPoints = getData()->getPoints();
    for (auto & point : rPoints)
    {
#ifdef DEBUG_OOX_DIAGRAM
        output << "\t"
               << normalizeDotName(point.msModelId).getStr()
               << "[";

        if( !point.msPresentationLayoutName.isEmpty() )
            output << "label=\""
                   << OUStringToOString(
                       point.msPresentationLayoutName,
                       RTL_TEXTENCODING_UTF8).getStr() << "\", ";
        else
            output << "label=\""
                   << OUStringToOString(
                       point.msModelId,
                       RTL_TEXTENCODING_UTF8).getStr() << "\", ";

        switch( point.mnType )
        {
            case XML_doc: output << "style=filled, color=red"; break;
            case XML_asst: output << "style=filled, color=green"; break;
            default:
            case XML_node: output << "style=filled, color=blue"; break;
            case XML_pres: output << "style=filled, color=yellow"; break;
            case XML_parTrans: output << "color=grey"; break;
            case XML_sibTrans: output << " "; break;
        }

        output << "];" << std::endl;
#endif

        // does currpoint have any text set?
        if( point.mpShape &&
            point.mpShape->getTextBody() &&
            !point.mpShape->getTextBody()->getParagraphs().empty() &&
            !point.mpShape->getTextBody()->getParagraphs().front()->getRuns().empty() )
        {
#ifdef DEBUG_OOX_DIAGRAM
            static sal_Int32 nCount=0;
            output << "\t"
                   << "textNode" << nCount
                   << " ["
                   << "label=\""
                   << OUStringToOString(
                       point.mpShape->getTextBody()->getParagraphs().front()->getRuns().front()->getText(),
                       RTL_TEXTENCODING_UTF8).getStr()
                   << "\"" << "];" << std::endl;
            output << "\t"
                   << normalizeDotName(point.msModelId).getStr()
                   << " -> "
                   << "textNode" << nCount++
                   << ";" << std::endl;
#endif
        }

        const bool bInserted1=getData()->getPointNameMap().insert(
            std::make_pair(point.msModelId,&point)).second;

        SAL_WARN_IF(!bInserted1, "oox.drawingml", "Diagram::build(): non-unique point model id");

        if( !point.msPresentationLayoutName.isEmpty() )
        {
            DiagramData::PointsNameMap::value_type::second_type& rVec=
                getData()->getPointsPresNameMap()[point.msPresentationLayoutName];
            rVec.push_back(&point);
        }
    }

    const dgm::Connections& rConnections = getData()->getConnections();
    for (auto const& connection : rConnections)
    {
#ifdef DEBUG_OOX_DIAGRAM
        if( !connection.msParTransId.isEmpty() ||
            !connection.msSibTransId.isEmpty() )
        {
            if( !connection.msSourceId.isEmpty() ||
                !connection.msDestId.isEmpty() )
            {
                output << "\t"
                       << normalizeDotName(connection.msSourceId).getStr()
                       << " -> "
                       << normalizeDotName(connection.msParTransId).getStr()
                       << " -> "
                       << normalizeDotName(connection.msSibTransId).getStr()
                       << " -> "
                       << normalizeDotName(connection.msDestId).getStr()
                       << " [style=dotted,"
                       << ((connection.mnType == XML_presOf) ? " color=red, " : ((connection.mnType == XML_presParOf) ? " color=green, " : " "))
                       << "label=\""
                       << OUStringToOString(connection.msModelId,
                                                 RTL_TEXTENCODING_UTF8 ).getStr()
                       << "\"];" << std::endl;
            }
            else
            {
                output << "\t"
                       << normalizeDotName(connection.msParTransId).getStr()
                       << " -> "
                       << normalizeDotName(connection.msSibTransId).getStr()
                       << " ["
                       << ((connection.mnType == XML_presOf) ? " color=red, " : ((connection.mnType == XML_presParOf) ? " color=green, " : " "))
                       << "label=\""
                       << OUStringToOString(connection.msModelId,
                                                 RTL_TEXTENCODING_UTF8 ).getStr()
                       << "\"];" << std::endl;
            }
        }
        else if( !connection.msSourceId.isEmpty() ||
                 !connection.msDestId.isEmpty() )
            output << "\t"
                   << normalizeDotName(connection.msSourceId).getStr()
                   << " -> "
                   << normalizeDotName(connection.msDestId).getStr()
                   << " [label=\""
                   << OUStringToOString(connection.msModelId,
                                             RTL_TEXTENCODING_UTF8 ).getStr()
                   << ((connection.mnType == XML_presOf) ? "\", color=red]" : ((connection.mnType == XML_presParOf) ? "\", color=green]" : "\"]"))
                   << ";" << std::endl;
#endif

        const bool bInserted1=getData()->getConnectionNameMap().insert(
            std::make_pair(connection.msModelId,&connection)).second;

        SAL_WARN_IF(!bInserted1, "oox.drawingml", "Diagram::build(): non-unique connection model id");

        if( connection.mnType == XML_presOf )
        {
            DiagramData::StringMap::value_type::second_type& rVec=getData()->getPresOfNameMap()[connection.msDestId];
            rVec[connection.mnDestOrder] = { connection.msSourceId, sal_Int32(0) };
        }
    }

    // assign outline levels
    DiagramData::StringMap& rStringMap = getData()->getPresOfNameMap();
    for (auto & elemPresOf : rStringMap)
    {
        for (auto & elem : elemPresOf.second)
        {
            const sal_Int32 nDepth = calcDepth(elem.second.msSourceId, getData()->getConnections());
            elem.second.mnDepth = nDepth != 0 ? nDepth : -1;
            if (nDepth > getData()->getMaxDepth())
                getData()->setMaxDepth(nDepth);
        }
    }
#ifdef DEBUG_OOX_DIAGRAM
    output << "}" << std::endl;
#endif
}

void Diagram::addTo( const ShapePtr & pParentShape )
{
    // collect data, init maps
    build( );

    if (pParentShape->getSize().Width == 0 || pParentShape->getSize().Height == 0)
        SAL_WARN("oox.drawingml", "Diagram cannot be correctly laid out. Size: "
            << pParentShape->getSize().Width << "x" << pParentShape->getSize().Height);

    pParentShape->setChildSize(pParentShape->getSize());

    if( mpLayout->getNode() )
    {
        // create Shape hierarchy
        ShapeCreationVisitor aCreationVisitor(pParentShape, *this);
        mpLayout->getNode()->setExistingShape(pParentShape);
        mpLayout->getNode()->accept(aCreationVisitor);

        // layout shapes - now all shapes are created
        ShapeLayoutingVisitor aLayoutingVisitor;
        mpLayout->getNode()->accept(aLayoutingVisitor);
    }

    ShapePtr pBackground(new Shape("com.sun.star.drawing.CustomShape"));
    pBackground->setSubType(XML_rect);
    pBackground->getCustomShapeProperties()->setShapePresetType(XML_rect);
    pBackground->setSize(pParentShape->getSize());
    pBackground->getFillProperties() = *mpData->getFillProperties();
    pBackground->setLocked(true);
    auto& aChildren = pParentShape->getChildren();
    aChildren.insert(aChildren.begin(), pBackground);

    pParentShape->setDiagramDoms( getDomsAsPropertyValues() );
}

uno::Sequence<beans::PropertyValue> Diagram::getDomsAsPropertyValues() const
{
    sal_Int32 length = maMainDomMap.size();

    if (maDataRelsMap.hasElements())
        ++length;

    uno::Sequence<beans::PropertyValue> aValue(length);
    beans::PropertyValue* pValue = aValue.getArray();
    for (auto const& mainDom : maMainDomMap)
    {
        pValue->Name = mainDom.first;
        pValue->Value <<= mainDom.second;
        ++pValue;
    }

    if (maDataRelsMap.hasElements())
    {
        pValue->Name = "OOXDiagramDataRels";
        pValue->Value <<= maDataRelsMap;
        ++pValue;
    }

    return aValue;
}

static uno::Reference<xml::dom::XDocument> loadFragment(
    core::XmlFilterBase& rFilter,
    const OUString& rFragmentPath )
{
    // load diagramming fragments into DOM representation, that later
    // gets serialized back to SAX events and parsed
    return rFilter.importFragment( rFragmentPath );
}

static uno::Reference<xml::dom::XDocument> loadFragment(
    core::XmlFilterBase& rFilter,
    const rtl::Reference< core::FragmentHandler >& rxHandler )
{
    return loadFragment( rFilter, rxHandler->getFragmentPath() );
}

static void importFragment( core::XmlFilterBase& rFilter,
                     const uno::Reference<xml::dom::XDocument>& rXDom,
                     const char* pDocName,
                     const DiagramPtr& pDiagram,
                     const rtl::Reference< core::FragmentHandler >& rxHandler )
{
    DiagramDomMap& rMainDomMap = pDiagram->getDomMap();
    rMainDomMap[OUString::createFromAscii(pDocName)] = rXDom;

    uno::Reference<xml::sax::XFastSAXSerializable> xSerializer(
        rXDom, uno::UNO_QUERY_THROW);

    // now serialize DOM tree into internal data structures
    rFilter.importFragment( rxHandler, xSerializer );
}

namespace
{
/**
 * A fragment handler that just counts the number of <dsp:sp> elements in a
 * fragment.
 */
class DiagramShapeCounter : public oox::core::FragmentHandler2
{
public:
    DiagramShapeCounter(oox::core::XmlFilterBase& rFilter, const OUString& rFragmentPath,
                        sal_Int32& nCounter);
    oox::core::ContextHandlerRef onCreateContext(sal_Int32 nElement,
                                                 const AttributeList& rAttribs) override;

private:
    sal_Int32& m_nCounter;
};

DiagramShapeCounter::DiagramShapeCounter(oox::core::XmlFilterBase& rFilter,
                                         const OUString& rFragmentPath, sal_Int32& nCounter)
    : FragmentHandler2(rFilter, rFragmentPath)
    , m_nCounter(nCounter)
{
}

oox::core::ContextHandlerRef DiagramShapeCounter::onCreateContext(sal_Int32 nElement,
                                                                  const AttributeList& /*rAttribs*/)
{
    switch (nElement)
    {
        case DSP_TOKEN(drawing):
        case DSP_TOKEN(spTree):
            return this;
        case DSP_TOKEN(sp):
            ++m_nCounter;
            break;
        default:
            break;
    }

    return nullptr;
}
}

void loadDiagram( ShapePtr const & pShape,
                  core::XmlFilterBase& rFilter,
                  const OUString& rDataModelPath,
                  const OUString& rLayoutPath,
                  const OUString& rQStylePath,
                  const OUString& rColorStylePath,
                  const oox::core::Relations& rRelations )
{
    DiagramPtr pDiagram( new Diagram );

    DiagramDataPtr pData( new DiagramData() );
    pDiagram->setData( pData );

    DiagramLayoutPtr pLayout( new DiagramLayout(*pDiagram) );
    pDiagram->setLayout( pLayout );

    // data
    if( !rDataModelPath.isEmpty() )
    {
        rtl::Reference< core::FragmentHandler > xRefDataModel(
                new DiagramDataFragmentHandler( rFilter, rDataModelPath, pData ));

        importFragment(rFilter,
                       loadFragment(rFilter,xRefDataModel),
                       "OOXData",
                       pDiagram,
                       xRefDataModel);

        pDiagram->getDataRelsMap() = pShape->resolveRelationshipsOfTypeFromOfficeDoc( rFilter,
                xRefDataModel->getFragmentPath(), "image" );

        // Pass the info to pShape
        for (auto const& extDrawing : pData->getExtDrawings())
        {
            OUString aFragmentPath = rRelations.getFragmentPathFromRelId(extDrawing);
            // Ignore RelIds which don't resolve to a fragment path.
            if (aFragmentPath.isEmpty())
                continue;

            sal_Int32 nCounter = 0;
            rtl::Reference<core::FragmentHandler> xCounter(
                new DiagramShapeCounter(rFilter, aFragmentPath, nCounter));
            rFilter.importFragment(xCounter);
            // Ignore ext drawings which don't actually have any shapes.
            if (nCounter == 0)
                continue;

            pShape->addExtDrawingRelId(extDrawing);
        }
    }

    // extLst is present, lets bet on that and ignore the rest of the data from here
    if( pShape->getExtDrawings().empty() )
    {
        // layout
        if( !rLayoutPath.isEmpty() )
        {
            rtl::Reference< core::FragmentHandler > xRefLayout(
                    new DiagramLayoutFragmentHandler( rFilter, rLayoutPath, pLayout ));

            importFragment(rFilter,
                    loadFragment(rFilter,xRefLayout),
                    "OOXLayout",
                    pDiagram,
                    xRefLayout);
        }

        // style
        if( !rQStylePath.isEmpty() )
        {
            rtl::Reference< core::FragmentHandler > xRefQStyle(
                    new DiagramQStylesFragmentHandler( rFilter, rQStylePath, pDiagram->getStyles() ));

            importFragment(rFilter,
                    loadFragment(rFilter,xRefQStyle),
                    "OOXStyle",
                    pDiagram,
                    xRefQStyle);
        }
    }
    else
    {
        // We still want to add the XDocuments to the DiagramDomMap
        DiagramDomMap& rMainDomMap = pDiagram->getDomMap();
        rMainDomMap[OUString("OOXLayout")] = loadFragment(rFilter,rLayoutPath);
        rMainDomMap[OUString("OOXStyle")] = loadFragment(rFilter,rQStylePath);
    }

    // colors
    if( !rColorStylePath.isEmpty() )
    {
        rtl::Reference< core::FragmentHandler > xRefColorStyle(
            new ColorFragmentHandler( rFilter, rColorStylePath, pDiagram->getColors() ));

        importFragment(rFilter,
            loadFragment(rFilter,xRefColorStyle),
            "OOXColor",
            pDiagram,
            xRefColorStyle);
    }

    if( !pData->getExtDrawings().empty() )
    {
        const DiagramColorMap::const_iterator aColor = pDiagram->getColors().find("node0");
        if( aColor != pDiagram->getColors().end() )
        {
            pShape->setFontRefColorForNodes(aColor->second.maTextFillColor);
        }
    }

    // diagram loaded. now lump together & attach to shape
    pDiagram->addTo(pShape);
}

void loadDiagram(ShapePtr const& pShape,
                 const uno::Reference<xml::dom::XDocument>& dataDom,
                 const uno::Reference<xml::dom::XDocument>& layoutDom,
                 const uno::Reference<xml::dom::XDocument>& styleDom,
                 const uno::Reference<xml::dom::XDocument>& colorDom,
                 core::XmlFilterBase& rFilter)
{
    DiagramPtr pDiagram(new Diagram);

    DiagramDataPtr pData(new DiagramData());
    pDiagram->setData(pData);

    DiagramLayoutPtr pLayout(new DiagramLayout(*pDiagram));
    pDiagram->setLayout(pLayout);


    // data
    if (dataDom.is())
    {
        rtl::Reference<core::FragmentHandler> xRefDataModel(
            new DiagramDataFragmentHandler(rFilter, OUString(), pData));

        importFragment(rFilter, dataDom, "OOXData", pDiagram, xRefDataModel);
    }

    // layout
    if (layoutDom.is())
    {
        rtl::Reference<core::FragmentHandler> xRefLayout(
            new DiagramLayoutFragmentHandler(rFilter, OUString(), pLayout));

        importFragment(rFilter, layoutDom, "OOXLayout", pDiagram, xRefLayout);
    }

    // style
    if (styleDom.is())
    {
        rtl::Reference<core::FragmentHandler> xRefQStyle(
            new DiagramQStylesFragmentHandler(rFilter, OUString(), pDiagram->getStyles()));

        importFragment(rFilter, styleDom, "OOXStyle", pDiagram, xRefQStyle);
    }

    // colors
    if (colorDom.is())
    {
        rtl::Reference<core::FragmentHandler> xRefColorStyle(
            new ColorFragmentHandler(rFilter, OUString(), pDiagram->getColors()));

        importFragment(rFilter, colorDom, "OOXColor", pDiagram, xRefColorStyle);
    }

    // diagram loaded. now lump together & attach to shape
    pDiagram->addTo(pShape);
}

void reloadDiagram(css::uno::Reference<css::drawing::XShape>& rXShape,
                   core::XmlFilterBase& rFilter)
{
    uno::Reference<beans::XPropertySet> xPropSet(rXShape, uno::UNO_QUERY_THROW);

    uno::Reference<xml::dom::XDocument> dataDom;
    uno::Reference<xml::dom::XDocument> layoutDom;
    uno::Reference<xml::dom::XDocument> styleDom;
    uno::Reference<xml::dom::XDocument> colorDom;

    // retrieve the doms from the GrabBag
    uno::Sequence<beans::PropertyValue> propList;
    xPropSet->getPropertyValue(UNO_NAME_MISC_OBJ_INTEROPGRABBAG) >>= propList;
    for (sal_Int32 nProp = 0; nProp < propList.getLength(); ++nProp)
    {
        OUString propName = propList[nProp].Name;
        if (propName == "OOXData")
            propList[nProp].Value >>= dataDom;
        else if (propName == "OOXLayout")
            propList[nProp].Value >>= layoutDom;
        else if (propName == "OOXStyle")
            propList[nProp].Value >>= styleDom;
        else if (propName == "OOXColor")
            propList[nProp].Value >>= colorDom;
    }

    ShapePtr pShape(new Shape());
    pShape->setDiagramType();
    pShape->setSize(awt::Size(rXShape->getSize().Width * EMU_PER_HMM,
                              rXShape->getSize().Height * EMU_PER_HMM));

    loadDiagram(pShape, dataDom, layoutDom, styleDom, colorDom, rFilter);

    uno::Reference<drawing::XShapes> xShapes(rXShape, uno::UNO_QUERY_THROW);
    basegfx::B2DHomMatrix aTransformation;
    aTransformation.translate(rXShape->getPosition().X * EMU_PER_HMM,
                              rXShape->getPosition().Y * EMU_PER_HMM);
    for (auto const& child : pShape->getChildren())
        child->addShape(rFilter, rFilter.getCurrentTheme(), xShapes, aTransformation, pShape->getFillProperties());
}

} }

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