summaryrefslogtreecommitdiffstats
path: root/chart2/source/model/main/ChartModel_Persistence.cxx
blob: f6f85e5f235c9e3ae706e6665227755ead177417 (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
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
/* -*- 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 <memory>
#include <ChartModel.hxx>
#include <MediaDescriptorHelper.hxx>
#include <ChartViewHelper.hxx>
#include <ChartModelHelper.hxx>
#include <ChartTypeManager.hxx>
#include <ChartTypeTemplate.hxx>
#include <DataSourceHelper.hxx>
#include <AxisHelper.hxx>
#include <ThreeDHelper.hxx>
#include <Diagram.hxx>
#include <DiagramHelper.hxx>
#include <BaseCoordinateSystem.hxx>
#include <Legend.hxx>
#include <XMLFilter.hxx>

#include <com/sun/star/chart2/LegendPosition.hpp>
#include <com/sun/star/container/XNameAccess.hpp>
#include <com/sun/star/document/XExporter.hpp>
#include <com/sun/star/document/XImporter.hpp>
#include <com/sun/star/document/XFilter.hpp>
#include <com/sun/star/drawing/FillStyle.hpp>
#include <com/sun/star/drawing/LineStyle.hpp>
#include <com/sun/star/drawing/ProjectionMode.hpp>
#include <com/sun/star/embed/ElementModes.hpp>
#include <com/sun/star/embed/XStorage.hpp>
#include <com/sun/star/embed/StorageFactory.hpp>
#include <com/sun/star/io/IOException.hpp>
#include <com/sun/star/lang/XSingleServiceFactory.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <com/sun/star/io/TempFile.hpp>
#include <com/sun/star/io/XSeekable.hpp>
#include <com/sun/star/ucb/CommandFailedException.hpp>
#include <com/sun/star/ucb/ContentCreationException.hpp>

#include <com/sun/star/chart2/data/XPivotTableDataProvider.hpp>

#include <ucbhelper/content.hxx>
#include <unotools/ucbstreamhelper.hxx>
#include <vcl/cvtgrf.hxx>
#include <comphelper/processfactory.hxx>
#include <comphelper/storagehelper.hxx>
#include <vcl/settings.hxx>
#include <vcl/svapp.hxx>
#include <tools/diagnose_ex.h>
#include <sal/log.hxx>
#include <sfx2/objsh.hxx>

#include <algorithm>

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

using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Sequence;
using ::osl::MutexGuard;

namespace
{
struct lcl_PropNameEquals
{
    explicit lcl_PropNameEquals( const OUString & rStrToCompareWith ) :
            m_aStr( rStrToCompareWith )
    {}
    bool operator() ( const beans::PropertyValue & rProp )
    {
        return rProp.Name == m_aStr;
    }
private:
    OUString m_aStr;
};

template< typename T >
T lcl_getProperty(
    const Sequence< beans::PropertyValue > & rMediaDescriptor,
    const OUString & rPropName )
{
    T aResult;
    if( rMediaDescriptor.hasElements())
    {
        const beans::PropertyValue * pIt = rMediaDescriptor.getConstArray();
        const beans::PropertyValue * pEndIt = pIt +  + rMediaDescriptor.getLength();
        pIt = std::find_if( pIt, pEndIt, lcl_PropNameEquals( rPropName ));
        if( pIt != pEndIt )
            (*pIt).Value >>= aResult;
    }
    return aResult;
}

void lcl_addStorageToMediaDescriptor(
    Sequence< beans::PropertyValue > & rOutMD,
    const Reference< embed::XStorage > & xStorage )
{
    rOutMD.realloc( rOutMD.getLength() + 1 );
    rOutMD.getArray()[rOutMD.getLength() - 1] = beans::PropertyValue(
        "Storage", -1, uno::Any( xStorage ), beans::PropertyState_DIRECT_VALUE );
}

Reference< embed::XStorage > lcl_createStorage(
    const OUString & rURL,
    const Reference< uno::XComponentContext > & xContext,
    const Sequence< beans::PropertyValue > & rMediaDescriptor )
{
    // create new storage
    Reference< embed::XStorage > xStorage;
    if( !xContext.is())
        return xStorage;

    try
    {
        Reference< io::XStream > xStream(
            ::ucbhelper::Content( rURL, Reference< css::ucb::XCommandEnvironment >(), comphelper::getProcessComponentContext()).openStream(),
            uno::UNO_QUERY );

        Reference< lang::XSingleServiceFactory > xStorageFact( embed::StorageFactory::create( xContext ) );
        Sequence< uno::Any > aStorageArgs{ uno::Any(xStream),
                                           uno::Any(embed::ElementModes::READWRITE),
                                           uno::Any(rMediaDescriptor) };
        xStorage.set(
            xStorageFact->createInstanceWithArguments( aStorageArgs ), uno::UNO_QUERY_THROW );
    }
    catch(const css::ucb::ContentCreationException&)
    {
        DBG_UNHANDLED_EXCEPTION("chart2");
    }
    catch(const css::ucb::CommandFailedException&)
    {
        DBG_UNHANDLED_EXCEPTION("chart2");
    }

    return xStorage;
}

} // anonymous namespace

namespace chart
{

Reference< document::XFilter > ChartModel::impl_createFilter(
    const Sequence< beans::PropertyValue > & rMediaDescriptor )
{
    Reference< document::XFilter > xFilter;

    // find FilterName in MediaDescriptor
    OUString aFilterName(
        lcl_getProperty< OUString >( rMediaDescriptor, "FilterName" ) );

    // if FilterName was found, get Filter from factory
    if( !aFilterName.isEmpty() )
    {
        try
        {
            Reference< container::XNameAccess > xFilterFact(
                m_xContext->getServiceManager()->createInstanceWithContext(
                    "com.sun.star.document.FilterFactory", m_xContext ),
                uno::UNO_QUERY_THROW );
            uno::Any aFilterProps( xFilterFact->getByName( aFilterName ));
            Sequence< beans::PropertyValue > aProps;

            if( aFilterProps.hasValue() &&
                (aFilterProps >>= aProps))
            {
                OUString aFilterServiceName(
                    lcl_getProperty< OUString >( aProps, "FilterService" ) );

                if( !aFilterServiceName.isEmpty())
                {
                    xFilter.set(
                        m_xContext->getServiceManager()->createInstanceWithContext(
                            aFilterServiceName, m_xContext ), uno::UNO_QUERY_THROW );
                    SAL_INFO("chart2", "Filter found for service " << aFilterServiceName );
                }
            }
        }
        catch( const uno::Exception & )
        {
            DBG_UNHANDLED_EXCEPTION("chart2");
        }
        OSL_ENSURE( xFilter.is(), "Filter not found via factory" );
    }

    // fall-back: create XML-Filter
    if( ! xFilter.is())
    {
        SAL_WARN("chart2", "No FilterName passed in MediaDescriptor" );
        xFilter = new XMLFilter(m_xContext);
    }

    return xFilter;
}

// frame::XStorable2

void SAL_CALL ChartModel::storeSelf( const Sequence< beans::PropertyValue >& rMediaDescriptor )
{
    // only some parameters are allowed (see also SfxBaseModel)
    // "VersionComment", "Author", "InteractionHandler", "StatusIndicator"
    // However, they are ignored here.  They would become interesting when
    // charts support a standalone format again.
    impl_store( rMediaDescriptor, m_xStorage );
}

// frame::XStorable (base of XStorable2)
sal_Bool SAL_CALL ChartModel::hasLocation()
{
    //@todo guard
    return !m_aResource.isEmpty();
}

OUString SAL_CALL ChartModel::getLocation()
{
    return impl_g_getLocation();
}

sal_Bool SAL_CALL ChartModel::isReadonly()
{
    //@todo guard
    return m_bReadOnly;
}

void SAL_CALL ChartModel::store()
{
    apphelper::LifeTimeGuard aGuard(m_aLifeTimeManager);
    if(!aGuard.startApiCall(true)) //start LongLastingCall
        return; //behave passive if already disposed or closed or throw exception @todo?

    OUString aLocation = m_aResource;

    if( aLocation.isEmpty() )
        throw io::IOException( "no location specified", static_cast< ::cppu::OWeakObject* >(this));
    //@todo check whether aLocation is something like private:factory...
    if( m_bReadOnly )
        throw io::IOException( "document is read only", static_cast< ::cppu::OWeakObject* >(this));

    aGuard.clear();

    // store
    impl_store( m_aMediaDescriptor, m_xStorage );
}

void SAL_CALL ChartModel::storeAsURL(
    const OUString& rURL,
    const uno::Sequence< beans::PropertyValue >& rMediaDescriptor )
{
    apphelper::LifeTimeGuard aGuard(m_aLifeTimeManager);
    if(!aGuard.startApiCall(true)) //start LongLastingCall
        return; //behave passive if already disposed or closed or throw exception @todo?

    apphelper::MediaDescriptorHelper aMediaDescriptorHelper(rMediaDescriptor);
    uno::Sequence< beans::PropertyValue > aReducedMediaDescriptor(
        aMediaDescriptorHelper.getReducedForModel() );

    m_bReadOnly = false;
    aGuard.clear();

    // create new storage
    Reference< embed::XStorage > xStorage( lcl_createStorage( rURL, m_xContext, aReducedMediaDescriptor ));

    if( xStorage.is())
    {
        impl_store( aReducedMediaDescriptor, xStorage );
        attachResource( rURL, aReducedMediaDescriptor );
    }
}

void SAL_CALL ChartModel::storeToURL(
    const OUString& rURL,
    const uno::Sequence< beans::PropertyValue >& rMediaDescriptor )
{
    apphelper::LifeTimeGuard aGuard(m_aLifeTimeManager);
    if(!aGuard.startApiCall(true)) //start LongLastingCall
        return; //behave passive if already disposed or closed or throw exception @todo?
    //do not change the internal state of the document here

    aGuard.clear();

    apphelper::MediaDescriptorHelper aMediaDescriptorHelper(rMediaDescriptor);
    uno::Sequence< beans::PropertyValue > aReducedMediaDescriptor(
        aMediaDescriptorHelper.getReducedForModel() );

    if ( rURL == "private:stream" )
    {
        try
        {
            if( m_xContext.is() && aMediaDescriptorHelper.ISSET_OutputStream )
            {
                Reference< io::XStream > xStream(
                    io::TempFile::create(m_xContext), uno::UNO_QUERY_THROW );
                Reference< io::XInputStream > xInputStream( xStream->getInputStream());

                Reference< embed::XStorage > xStorage(
                    ::comphelper::OStorageHelper::GetStorageFromStream( xStream, embed::ElementModes::READWRITE, m_xContext ));
                if( xStorage.is())
                {
                    impl_store( aReducedMediaDescriptor, xStorage );

                    Reference< io::XSeekable > xSeekable( xStream, uno::UNO_QUERY_THROW );
                    xSeekable->seek( 0 );
                    ::comphelper::OStorageHelper::CopyInputToOutput( xInputStream, aMediaDescriptorHelper.OutputStream );
                }
            }
        }
        catch( const uno::Exception & )
        {
            DBG_UNHANDLED_EXCEPTION("chart2");
        }
    }
    else
    {
        // create new storage
        Reference< embed::XStorage > xStorage( lcl_createStorage( rURL, m_xContext, aReducedMediaDescriptor ));

        if( xStorage.is())
            impl_store( aReducedMediaDescriptor, xStorage );
    }
}

void ChartModel::impl_store(
    const Sequence< beans::PropertyValue >& rMediaDescriptor,
    const Reference< embed::XStorage > & xStorage )
{
    Reference< document::XFilter > xFilter( impl_createFilter( rMediaDescriptor));
    if( xFilter.is() && xStorage.is())
    {
        Sequence< beans::PropertyValue > aMD( rMediaDescriptor );
        lcl_addStorageToMediaDescriptor( aMD, xStorage );
        try
        {
            Reference< document::XExporter > xExporter( xFilter, uno::UNO_QUERY_THROW );
            xExporter->setSourceDocument( Reference< lang::XComponent >( this ));
            xFilter->filter( aMD );
        }
        catch( const uno::Exception & )
        {
            DBG_UNHANDLED_EXCEPTION("chart2");
        }
    }
    else
    {
        OSL_FAIL( "No filter" );
    }

    setModified( false );

    //#i66865#
    //for data change notification during chart is not loaded:
    //notify parent data provider after saving thus the parent document can store
    //the ranges for which a load and update of the chart will be necessary
    Reference< beans::XPropertySet > xPropSet( m_xParent, uno::UNO_QUERY );
    if ( hasInternalDataProvider() || !xPropSet.is() )
        return;

    apphelper::MediaDescriptorHelper aMDHelper(rMediaDescriptor);
    try
    {
        xPropSet->setPropertyValue(
            "SavedObject",
            uno::Any( aMDHelper.HierarchicalDocumentName ) );
    }
    catch ( const uno::Exception& )
    {
    }
}

void ChartModel::insertDefaultChart()
{
    lockControllers();
    createInternalDataProvider( false );
    try
    {
        // create default chart
        rtl::Reference< ::chart::ChartTypeTemplate > xTemplate( impl_createDefaultChartTypeTemplate() );
        if( xTemplate.is())
        {
            try
            {
                Reference< chart2::data::XDataSource > xDataSource( impl_createDefaultData() );
                Sequence< beans::PropertyValue > aParam;

                bool bSupportsCategories = xTemplate->supportsCategories();
                if( bSupportsCategories )
                {
                    aParam = { beans::PropertyValue( "HasCategories", -1, uno::Any( true ),
                                                     beans::PropertyState_DIRECT_VALUE ) };
                }

                rtl::Reference< Diagram > xDiagram( xTemplate->createDiagramByDataSource2( xDataSource, aParam ) );

                setFirstDiagram( xDiagram );

                bool bIsRTL = AllSettings::GetMathLayoutRTL();
                //reverse x axis for rtl charts
                if( bIsRTL )
                    AxisHelper::setRTLAxisLayout( AxisHelper::getCoordinateSystemByIndex( xDiagram, 0 ) );

                // create and attach legend
                rtl::Reference< Legend > xLegend = new Legend();
                xLegend->setPropertyValue( "FillStyle", uno::Any( drawing::FillStyle_NONE ));
                xLegend->setPropertyValue( "LineStyle", uno::Any( drawing::LineStyle_NONE ));
                xLegend->setPropertyValue( "LineColor", uno::Any( static_cast< sal_Int32 >( 0xb3b3b3 ) ));  // gray30
                xLegend->setPropertyValue( "FillColor", uno::Any( static_cast< sal_Int32 >( 0xe6e6e6 ) ) ); // gray10

                if( bIsRTL )
                    xLegend->setPropertyValue( "AnchorPosition", uno::Any( chart2::LegendPosition_LINE_START ));
                if(xDiagram.is())
                    xDiagram->setLegend( xLegend );

                // set simple 3D look
                if( xDiagram.is() )
                {
                    xDiagram->setPropertyValue( "RightAngledAxes", uno::Any( true ));
                    xDiagram->setPropertyValue( "D3DScenePerspective", uno::Any( drawing::ProjectionMode_PARALLEL ));
                    ThreeDHelper::setScheme( xDiagram, ThreeDLookScheme::ThreeDLookScheme_Realistic );
                }

                //set some new 'defaults' for wall and floor
                if( xDiagram.is() )
                {
                    Reference< beans::XPropertySet > xWall( xDiagram->getWall() );
                    if( xWall.is() )
                    {
                        xWall->setPropertyValue( "LineStyle", uno::Any( drawing::LineStyle_SOLID ) );
                        xWall->setPropertyValue( "FillStyle", uno::Any( drawing::FillStyle_NONE ) );
                        xWall->setPropertyValue( "LineColor", uno::Any( static_cast< sal_Int32 >( 0xb3b3b3 ) ) ); // gray30
                        xWall->setPropertyValue( "FillColor", uno::Any( static_cast< sal_Int32 >( 0xe6e6e6 ) ) ); // gray10
                    }
                    Reference< beans::XPropertySet > xFloor( xDiagram->getFloor() );
                    if( xFloor.is() )
                    {
                        xFloor->setPropertyValue( "LineStyle", uno::Any( drawing::LineStyle_NONE ) );
                        xFloor->setPropertyValue( "FillStyle", uno::Any( drawing::FillStyle_SOLID ) );
                        xFloor->setPropertyValue( "LineColor", uno::Any( static_cast< sal_Int32 >( 0xb3b3b3 ) ) ); // gray30
                        xFloor->setPropertyValue( "FillColor", uno::Any( static_cast< sal_Int32 >( 0xcccccc ) ) ); // gray20
                    }

                }
            }
            catch( const uno::Exception & )
            {
                DBG_UNHANDLED_EXCEPTION("chart2");
            }
        }
        ChartModelHelper::setIncludeHiddenCells( false, *this );
    }
    catch( const uno::Exception & )
    {
        DBG_UNHANDLED_EXCEPTION("chart2");
    }
    setModified( false );
    unlockControllers();
}

// frame::XLoadable
void SAL_CALL ChartModel::initNew()
{
}

void SAL_CALL ChartModel::load(
    const Sequence< beans::PropertyValue >& rMediaDescriptor )
{
    Reference< embed::XStorage > xStorage;
    OUString aURL;
    try
    {
        apphelper::MediaDescriptorHelper aMDHelper( rMediaDescriptor );
        if( aMDHelper.ISSET_Storage )
        {
            xStorage = aMDHelper.Storage;
        }
        else if( aMDHelper.ISSET_Stream ||
                 aMDHelper.ISSET_InputStream )
        {
            if( aMDHelper.ISSET_FilterName &&
                (aMDHelper.FilterName == "StarChart 5.0" ||
                 aMDHelper.FilterName == "StarChart 4.0" ||
                 aMDHelper.FilterName == "StarChart 3.0" ))
            {
                attachResource( aMDHelper.URL, rMediaDescriptor );
                impl_load( rMediaDescriptor, nullptr ); // cannot create a storage from binary streams, but I do not need the storage here anyhow
                m_bReadOnly = true;
                return;
            }

            Reference< lang::XSingleServiceFactory > xStorageFact( embed::StorageFactory::create(m_xContext) );

            if( aMDHelper.ISSET_Stream )
            {
                // convert XStream to XStorage via the storage factory
                Sequence< uno::Any > aStorageArgs{ uno::Any(aMDHelper.Stream),
                                                   // todo: check if stream is read-only
                                                   uno::Any(embed::ElementModes::READ) }; //WRITE | embed::ElementModes::NOCREATE);

                xStorage.set( xStorageFact->createInstanceWithArguments( aStorageArgs ),
                    uno::UNO_QUERY_THROW );
            }
            else
            {
                OSL_ASSERT( aMDHelper.ISSET_InputStream );
                // convert XInputStream to XStorage via the storage factory
                Sequence< uno::Any > aStorageArgs{ uno::Any(aMDHelper.InputStream),
                                                   uno::Any(embed::ElementModes::READ) };

                xStorage.set( xStorageFact->createInstanceWithArguments( aStorageArgs ),
                    uno::UNO_QUERY_THROW );
            }
        }

        if( aMDHelper.ISSET_URL )
            aURL = aMDHelper.URL;
    }
    catch( const uno::Exception & )
    {
        DBG_UNHANDLED_EXCEPTION("chart2");
    }

    if( xStorage.is())
    {
        attachResource( aURL, rMediaDescriptor );
        impl_load( rMediaDescriptor, xStorage );
    }
}

void ChartModel::impl_load(
    const Sequence< beans::PropertyValue >& rMediaDescriptor,
    const Reference< embed::XStorage >& xStorage )
{
    {
        MutexGuard aGuard( m_aModelMutex );
        m_nInLoad++;
    }

    Reference< document::XFilter > xFilter( impl_createFilter( rMediaDescriptor ));

    if( xFilter.is())
    {
        Reference< document::XImporter > xImporter( xFilter, uno::UNO_QUERY_THROW );
        xImporter->setTargetDocument( this );
        Sequence< beans::PropertyValue > aMD( rMediaDescriptor );
        lcl_addStorageToMediaDescriptor( aMD, xStorage );

        xFilter->filter( aMD );
        xFilter.clear();
    }
    else
    {
        OSL_FAIL( "loadFromStorage cannot create filter" );
    }

    if( xStorage.is() )
        impl_loadGraphics( xStorage );

    setModified( false );

    // switchToStorage without notifying listeners (which shouldn't exist at
    // this time, anyway)
    m_xStorage = xStorage;

    {
        MutexGuard aGuard( m_aModelMutex );
        m_nInLoad--;
    }
}

void ChartModel::impl_loadGraphics(
    const Reference< embed::XStorage >& xStorage )
{
    try
    {
        const Reference< embed::XStorage >& xGraphicsStorage(
            xStorage->openStorageElement( "Pictures",
                                          embed::ElementModes::READ ) );

        if( xGraphicsStorage.is() )
        {
            const uno::Sequence< OUString > aElementNames(
                xGraphicsStorage->getElementNames() );

            for( OUString const & streamName : aElementNames )
            {
                if( xGraphicsStorage->isStreamElement( streamName ) )
                {
                    uno::Reference< io::XStream > xElementStream(
                        xGraphicsStorage->openStreamElement(
                            streamName,
                            embed::ElementModes::READ ) );

                    if( xElementStream.is() )
                    {
                        std::unique_ptr< SvStream > apIStm(
                            ::utl::UcbStreamHelper::CreateStream(
                                xElementStream, true ) );

                        if (apIStm)
                        {
                            SolarMutexGuard aGuard;
                            Graphic aGraphic;
                            if (!GraphicConverter::Import(*apIStm, aGraphic))
                            {
                                m_aGraphicObjectVector.emplace_back(aGraphic );
                            }
                        }
                    }
                }
            }
        }
    }
    catch ( const uno::Exception& )
    {
    }
}

// util::XModifiable
void ChartModel::impl_notifyModifiedListeners()
{
    {
        MutexGuard aGuard( m_aModelMutex );
        m_bUpdateNotificationsPending = false;
    }

    //always notify the view first!
    ChartViewHelper::setViewToDirtyState( this );

    ::comphelper::OInterfaceContainerHelper2* pIC = m_aLifeTimeManager.m_aListenerContainer
        .getContainer( cppu::UnoType<util::XModifyListener>::get());
    if( pIC )
    {
        lang::EventObject aEvent( static_cast< lang::XComponent*>(this) );
        ::comphelper::OInterfaceIteratorHelper2 aIt( *pIC );
        while( aIt.hasMoreElements() )
        {
            static_cast< util::XModifyListener* >( aIt.next() )->modified( aEvent );
        }
    }
}

sal_Bool SAL_CALL ChartModel::isModified()
{
    //@todo guard
    return m_bModified;
}

void SAL_CALL ChartModel::setModified( sal_Bool bModified )
{
    // tdf#141914: allow to set *unmodified* when parent does not allow to set modified
    if (bModified)
    {
        // tdf#77007: honor parent's IsEnableSetModified
        // Check it before LifeTimeGuard, to avoid deadlocking solar mutex and this guard
        if (auto pParentShell = SfxObjectShell::GetShellFromComponent(getParent());
            pParentShell && !pParentShell->IsEnableSetModified())
            return;
    }

    apphelper::LifeTimeGuard aGuard(m_aLifeTimeManager);
    if(!aGuard.startApiCall())//@todo ? is this a long lasting call??
        return; //behave passive if already disposed or closed or throw exception @todo?
    m_bModified = bModified;

    if( m_nControllerLockCount > 0 )
    {
        m_bUpdateNotificationsPending = true;
        return;//don't call listeners if controllers are locked
    }
    aGuard.clear();

    if(bModified)
        impl_notifyModifiedListeners();
}

// util::XModifyBroadcaster (base of XModifiable)
void SAL_CALL ChartModel::addModifyListener(
    const uno::Reference< util::XModifyListener >& xListener )
{
    if( m_aLifeTimeManager.impl_isDisposedOrClosed() )
        return; //behave passive if already disposed or closed

    m_aLifeTimeManager.m_aListenerContainer.addInterface(
        cppu::UnoType<util::XModifyListener>::get(), xListener );
}

void SAL_CALL ChartModel::removeModifyListener(
    const uno::Reference< util::XModifyListener >& xListener )
{
    if( m_aLifeTimeManager.impl_isDisposedOrClosed(false) )
        return; //behave passive if already disposed or closed

    m_aLifeTimeManager.m_aListenerContainer.removeInterface(
        cppu::UnoType<util::XModifyListener>::get(), xListener );
}

// util::XModifyListener
void SAL_CALL ChartModel::modified( const lang::EventObject& rEvenObject)
{
    uno::Reference<chart2::data::XPivotTableDataProvider> xPivotTableDataProvider(rEvenObject.Source, uno::UNO_QUERY);
    if (xPivotTableDataProvider.is())
    {
        lockControllers();
        uno::Reference<chart2::data::XDataProvider> xDataProvider(xPivotTableDataProvider, uno::UNO_QUERY);
        try
        {
            uno::Sequence<beans::PropertyValue> aArguments =
                DataSourceHelper::createArguments("PivotChart", uno::Sequence<sal_Int32>(), true, true, true);

            Reference<chart2::data::XDataSource> xDataSource(xDataProvider->createDataSource(aArguments));
            rtl::Reference< ::chart::ChartTypeManager > xChartTypeManager = getTypeManager();
            rtl::Reference<Diagram> xDiagram(getFirstChartDiagram());

            DiagramHelper::tTemplateWithServiceName aTemplateAndService = DiagramHelper::getTemplateForDiagram(xDiagram, xChartTypeManager);
            aTemplateAndService.xChartTypeTemplate->changeDiagramData(xDiagram, xDataSource, aArguments);
        }
        catch (const uno::Exception &)
        {
            DBG_UNHANDLED_EXCEPTION("chart2");
        }
        unlockControllers();
    }

    if (m_nInLoad == 0)
        setModified(true);
}

// lang::XEventListener (base of util::XModifyListener)
void SAL_CALL ChartModel::disposing( const lang::EventObject& )
{
    // child was disposed -- should not happen from outside
}

// document::XStorageBasedDocument
void SAL_CALL ChartModel::loadFromStorage(
    const Reference< embed::XStorage >& xStorage,
    const Sequence< beans::PropertyValue >& rMediaDescriptor )
{
    attachResource( OUString(), rMediaDescriptor );
    impl_load( rMediaDescriptor, xStorage );
}

void SAL_CALL ChartModel::storeToStorage(
    const Reference< embed::XStorage >& xStorage,
    const Sequence< beans::PropertyValue >& rMediaDescriptor )
{
    impl_store( rMediaDescriptor, xStorage );
}

void SAL_CALL ChartModel::switchToStorage( const Reference< embed::XStorage >& xStorage )
{
    m_xStorage = xStorage;
    impl_notifyStorageChangeListeners();
}

Reference< embed::XStorage > SAL_CALL ChartModel::getDocumentStorage()
{
    return m_xStorage;
}

void ChartModel::impl_notifyStorageChangeListeners()
{
    ::comphelper::OInterfaceContainerHelper2* pIC = m_aLifeTimeManager.m_aListenerContainer
          .getContainer( cppu::UnoType<document::XStorageChangeListener>::get());
    if( pIC )
    {
        ::comphelper::OInterfaceIteratorHelper2 aIt( *pIC );
        while( aIt.hasMoreElements() )
        {
            static_cast< document::XStorageChangeListener* >( aIt.next() )
                ->notifyStorageChange( static_cast< ::cppu::OWeakObject* >( this ), m_xStorage );
        }
    }
}

void SAL_CALL ChartModel::addStorageChangeListener( const Reference< document::XStorageChangeListener >& xListener )
{
    if( m_aLifeTimeManager.impl_isDisposedOrClosed() )
        return; //behave passive if already disposed or closed

    m_aLifeTimeManager.m_aListenerContainer.addInterface(
        cppu::UnoType<document::XStorageChangeListener>::get(), xListener );
}

void SAL_CALL ChartModel::removeStorageChangeListener( const Reference< document::XStorageChangeListener >& xListener )
{
    if( m_aLifeTimeManager.impl_isDisposedOrClosed(false) )
        return; //behave passive if already disposed or closed

    m_aLifeTimeManager.m_aListenerContainer.removeInterface(
        cppu::UnoType<document::XStorageChangeListener>::get(), xListener );
}

} //  namespace chart

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