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
/* -*- 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 "NetChart.hxx"
#include <PlottingPositionHelper.hxx>
#include <ShapeFactory.hxx>
#include <ExplicitCategoriesProvider.hxx>
#include <CommonConverters.hxx>
#include <ObjectIdentifier.hxx>
#include <LabelPositionHelper.hxx>
#include <Clipping.hxx>
#include <PolarLabelPositionHelper.hxx>
#include <DateHelper.hxx>

#include <com/sun/star/chart2/Symbol.hpp>
#include <com/sun/star/chart/DataLabelPlacement.hpp>
#include <com/sun/star/chart/MissingValueTreatment.hpp>

#include <rtl/math.hxx>
#include <osl/diagnose.h>

#include <com/sun/star/drawing/XShapes.hpp>

namespace chart
{
using namespace ::com::sun::star;
using namespace ::rtl::math;
using namespace ::com::sun::star::chart2;

NetChart::NetChart( const uno::Reference<XChartType>& xChartTypeModel
                     , sal_Int32 nDimensionCount
                     , bool bNoArea
                     , std::unique_ptr<PlottingPositionHelper> pPlottingPositionHelper
                     )
        : VSeriesPlotter( xChartTypeModel, nDimensionCount, true )
        , m_pMainPosHelper(std::move(pPlottingPositionHelper))
        , m_bArea(!bNoArea)
        , m_bLine(bNoArea)
{
    // we only support 2D Net charts
    assert(nDimensionCount == 2);

    m_pMainPosHelper->AllowShiftXAxisPos(true);
    m_pMainPosHelper->AllowShiftZAxisPos(true);

    PlotterBase::m_pPosHelper = m_pMainPosHelper.get();
    VSeriesPlotter::m_pMainPosHelper = m_pMainPosHelper.get();
}

NetChart::~NetChart()
{
}

double NetChart::getMaximumX()
{
    double fMax = VSeriesPlotter::getMaximumX() + 1.0;
    return fMax;
}

bool NetChart::isExpandIfValuesCloseToBorder( sal_Int32 )
{
    return false;
}

bool NetChart::isSeparateStackingForDifferentSigns( sal_Int32 /*nDimensionIndex*/ )
{
    // no separate stacking in all types of line/area charts
    return false;
}

LegendSymbolStyle NetChart::getLegendSymbolStyle()
{
    if( m_bArea )
        return LegendSymbolStyle::Box;
    return LegendSymbolStyle::Line;
}

uno::Any NetChart::getExplicitSymbol( const VDataSeries& rSeries, sal_Int32 nPointIndex )
{
    uno::Any aRet;

    Symbol* pSymbolProperties = rSeries.getSymbolProperties( nPointIndex );
    if( pSymbolProperties )
    {
        aRet <<= *pSymbolProperties;
    }

    return aRet;
}

drawing::Direction3D NetChart::getPreferredDiagramAspectRatio() const
{
    return drawing::Direction3D(1,1,1);
}

bool NetChart::impl_createLine( VDataSeries* pSeries
                , drawing::PolyPolygonShape3D* pSeriesPoly
                , PlottingPositionHelper const * pPosHelper )
{
    //return true if a line was created successfully
    uno::Reference< drawing::XShapes > xSeriesGroupShape_Shapes = getSeriesGroupShapeBackChild(pSeries, m_xSeriesTarget);

    drawing::PolyPolygonShape3D aPoly;
    {
        bool bIsClipped = false;
        if( !ShapeFactory::isPolygonEmptyOrSinglePoint(*pSeriesPoly) )
        {
            // do NOT connect last and first point, if one is NAN, and NAN handling is NAN_AS_GAP
            double fFirstY = pSeries->getYValue( 0 );
            double fLastY = pSeries->getYValue( VSeriesPlotter::getPointCount() - 1 );
            if( (pSeries->getMissingValueTreatment() != css::chart::MissingValueTreatment::LEAVE_GAP)
                || (::rtl::math::isFinite( fFirstY ) && ::rtl::math::isFinite( fLastY )) )
            {
                // connect last point in last polygon with first point in first polygon
                ::basegfx::B2DRectangle aScaledLogicClipDoubleRect( pPosHelper->getScaledLogicClipDoubleRect() );
                drawing::PolyPolygonShape3D aTmpPoly(*pSeriesPoly);
                drawing::Position3D aLast(aScaledLogicClipDoubleRect.getMaxX(),aTmpPoly.SequenceY[0][0],aTmpPoly.SequenceZ[0][0]);
                // add connector line to last polygon
                AddPointToPoly( aTmpPoly, aLast, pSeriesPoly->SequenceX.getLength() - 1 );
                Clipping::clipPolygonAtRectangle( aTmpPoly, aScaledLogicClipDoubleRect, aPoly );
                bIsClipped = true;
            }
        }

        if( !bIsClipped )
            Clipping::clipPolygonAtRectangle( *pSeriesPoly, pPosHelper->getScaledLogicClipDoubleRect(), aPoly );
    }

    if(!ShapeFactory::hasPolygonAnyLines(aPoly))
        return false;

    //transformation 3) -> 4)
    pPosHelper->transformScaledLogicToScene( aPoly );

    //create line:
    uno::Reference< drawing::XShape > xShape;
    {
        xShape = m_pShapeFactory->createLine2D( xSeriesGroupShape_Shapes
                , PolyToPointSequence( aPoly ) );
        setMappedProperties( xShape
                , pSeries->getPropertiesOfSeries()
                , PropertyMapper::getPropertyNameMapForLineSeriesProperties() );
        //because of this name this line will be used for marking
        ::chart::ShapeFactory::setShapeName(xShape, "MarkHandles");
    }
    return true;
}

bool NetChart::impl_createArea( VDataSeries* pSeries
                , drawing::PolyPolygonShape3D* pSeriesPoly
                , drawing::PolyPolygonShape3D const * pPreviousSeriesPoly
                , PlottingPositionHelper const * pPosHelper )
{
    //return true if an area was created successfully

    uno::Reference< drawing::XShapes > xSeriesGroupShape_Shapes = getSeriesGroupShapeBackChild(pSeries, m_xSeriesTarget);
    double zValue = pSeries->m_fLogicZPos;

    drawing::PolyPolygonShape3D aPoly( *pSeriesPoly );
    //add second part to the polygon (grounding points or previous series points)
    if( !ShapeFactory::isPolygonEmptyOrSinglePoint(*pSeriesPoly) )
    {
        if( pPreviousSeriesPoly )
            addPolygon( aPoly, *pPreviousSeriesPoly );
    }
    else if(!pPreviousSeriesPoly)
    {
        double fMinX = pSeries->m_fLogicMinX;
        double fMaxX = pSeries->m_fLogicMaxX;
        double fY = pPosHelper->getBaseValueY();//logic grounding

        //clip to scale
        if(fMaxX<pPosHelper->getLogicMinX() || fMinX>pPosHelper->getLogicMaxX())
            return false;//no visible shape needed
        pPosHelper->clipLogicValues( &fMinX, &fY, nullptr );
        pPosHelper->clipLogicValues( &fMaxX, nullptr, nullptr );

        //apply scaling
        {
            pPosHelper->doLogicScaling( &fMinX, &fY, &zValue );
            pPosHelper->doLogicScaling( &fMaxX, nullptr, nullptr );
        }

        AddPointToPoly( aPoly, drawing::Position3D( fMaxX,fY,zValue) );
        AddPointToPoly( aPoly, drawing::Position3D( fMinX,fY,zValue) );
    }
    else
    {
        appendPoly( aPoly, *pPreviousSeriesPoly );
    }
    ShapeFactory::closePolygon(aPoly);

    //apply clipping
    {
        drawing::PolyPolygonShape3D aClippedPoly;
        Clipping::clipPolygonAtRectangle( aPoly, pPosHelper->getScaledLogicClipDoubleRect(), aClippedPoly, false );
        ShapeFactory::closePolygon(aClippedPoly); //again necessary after clipping
        aPoly = aClippedPoly;
    }

    if(!ShapeFactory::hasPolygonAnyLines(aPoly))
        return false;

    //transformation 3) -> 4)
    pPosHelper->transformScaledLogicToScene( aPoly );

    //create area:
    uno::Reference< drawing::XShape >
        xShape = m_pShapeFactory->createArea2D( xSeriesGroupShape_Shapes
                , aPoly );
    setMappedProperties( xShape
                , pSeries->getPropertiesOfSeries()
                , PropertyMapper::getPropertyNameMapForFilledSeriesProperties() );
    //because of this name this line will be used for marking
    ::chart::ShapeFactory::setShapeName(xShape, "MarkHandles");
    return true;
}

void NetChart::impl_createSeriesShapes()
{
    //the polygon shapes for each series need to be created before

    //iterate through all series again to create the series shapes
    for( auto const& rZSlot : m_aZSlots )
    {
        for( auto const& rXSlot : rZSlot )
        {
            std::map< sal_Int32, drawing::PolyPolygonShape3D* > aPreviousSeriesPolyMap;//a PreviousSeriesPoly for each different nAttachedAxisIndex
            drawing::PolyPolygonShape3D* pSeriesPoly = nullptr;

            //iterate through all series
            for( std::unique_ptr<VDataSeries> const & pSeries : rXSlot.m_aSeriesVector )
            {
                sal_Int32 nAttachedAxisIndex = pSeries->getAttachedAxisIndex();
                m_pPosHelper = &getPlottingPositionHelper(nAttachedAxisIndex);

                pSeriesPoly = &pSeries->m_aPolyPolygonShape3D;
                if( m_bArea )
                {
                    if (!impl_createArea(pSeries.get(), pSeriesPoly,
                                         aPreviousSeriesPolyMap[nAttachedAxisIndex], m_pPosHelper))
                        continue;
                }
                if( m_bLine )
                {
                    if (!impl_createLine(pSeries.get(), pSeriesPoly, m_pPosHelper))
                        continue;
                }
                aPreviousSeriesPolyMap[nAttachedAxisIndex] = pSeriesPoly;
            }//next series in x slot (next y slot)
        }//next x slot
    }//next z slot
}

namespace
{

void lcl_reorderSeries( std::vector< std::vector< VDataSeriesGroup > >&  rZSlots )
{
    std::vector< std::vector< VDataSeriesGroup > >  aRet;
    aRet.reserve( rZSlots.size() );

    std::vector< std::vector< VDataSeriesGroup > >::reverse_iterator aZIt( rZSlots.rbegin() );
    std::vector< std::vector< VDataSeriesGroup > >::reverse_iterator aZEnd( rZSlots.rend() );
    for( ; aZIt != aZEnd; ++aZIt )
    {
        std::vector< VDataSeriesGroup > aXSlot;

        std::vector< VDataSeriesGroup >::reverse_iterator aXIt( aZIt->rbegin() );
        std::vector< VDataSeriesGroup >::reverse_iterator aXEnd( aZIt->rend() );
        for( ; aXIt != aXEnd; ++aXIt )
            aXSlot.push_back(std::move(*aXIt));

        aRet.push_back(std::move(aXSlot));
    }

    rZSlots = std::move(aRet);
}

}//anonymous namespace

//better performance for big data
struct FormerPoint
{
    FormerPoint( double fX, double fY, double fZ )
        : m_fX(fX), m_fY(fY), m_fZ(fZ)
        {}
    FormerPoint()
    {
        ::rtl::math::setNan( &m_fX );
        ::rtl::math::setNan( &m_fY );
        ::rtl::math::setNan( &m_fZ );
    }

    double m_fX;
    double m_fY;
    double m_fZ;
};

void NetChart::createShapes()
{
    if( m_aZSlots.empty() ) //no series
        return;

    if( m_bArea )
        lcl_reorderSeries( m_aZSlots );

    OSL_ENSURE(m_pShapeFactory&&m_xLogicTarget.is()&&m_xFinalTarget.is(),"NetChart is not proper initialized");
    if(!(m_pShapeFactory&&m_xLogicTarget.is()&&m_xFinalTarget.is()))
        return;

    //the text labels should be always on top of the other series shapes
    //for area chart the error bars should be always on top of the other series shapes

    //therefore create an own group for the texts and the error bars to move them to front
    //(because the text group is created after the series group the texts are displayed on top)
    m_xSeriesTarget   = createGroupShape( m_xLogicTarget );
    m_xTextTarget     = m_pShapeFactory->createGroup2D( m_xFinalTarget );

    //check necessary here that different Y axis can not be stacked in the same group? ... hm?

    //update/create information for current group
    double fLogicZ        = 1.0;//as defined

    sal_Int32 const nStartIndex = 0; // inclusive       ;..todo get somehow from x scale
    sal_Int32 nEndIndex = VSeriesPlotter::getPointCount();
    if(nEndIndex<=0)
        nEndIndex=1;

    //better performance for big data
    std::map< VDataSeries*, FormerPoint > aSeriesFormerPointMap;
    m_bPointsWereSkipped = false;

    bool bDateCategory = (m_pExplicitCategoriesProvider && m_pExplicitCategoriesProvider->isDateAxis());

    //iterate through all x values per indices
    for( sal_Int32 nIndex = nStartIndex; nIndex < nEndIndex; nIndex++ )
    {
        std::map< sal_Int32, double > aLogicYSumMap;//one for each different nAttachedAxisIndex
        for( auto const& rZSlot : m_aZSlots )
        {
            //iterate through all x slots in this category to get 100percent sum
            for( auto const& rXSlot : rZSlot )
            {
                for( std::unique_ptr<VDataSeries> const & pSeries : rXSlot.m_aSeriesVector )
                {
                    if(!pSeries)
                        continue;

                    if (bDateCategory)
                        pSeries->doSortByXValues();

                    sal_Int32 nAttachedAxisIndex = pSeries->getAttachedAxisIndex();
                    if( aLogicYSumMap.find(nAttachedAxisIndex)==aLogicYSumMap.end() )
                        aLogicYSumMap[nAttachedAxisIndex]=0.0;<--- Searching before insertion is not necessary.

                    m_pPosHelper = &getPlottingPositionHelper(nAttachedAxisIndex);

                    double fAdd = pSeries->getYValue( nIndex );
                    if( !::rtl::math::isNan(fAdd) && !::rtl::math::isInf(fAdd) )
                        aLogicYSumMap[nAttachedAxisIndex] += fabs( fAdd );
                }
            }
        }

        for( auto const& rZSlot : m_aZSlots )
        {
            //for the area chart there should be at most one x slot (no side by side stacking available)
            //attention different: xSlots are always interpreted as independent areas one behind the other: @todo this doesn't work why not???
            for( auto const& rXSlot : rZSlot )
            {
                std::map< sal_Int32, double > aLogicYForNextSeriesMap;//one for each different nAttachedAxisIndex
                //iterate through all series
                for( std::unique_ptr<VDataSeries> const & pSeries : rXSlot.m_aSeriesVector )
                {
                    if(!pSeries)
                        continue;

                    /*  #i70133# ignore points outside of series length in standard area
                        charts. Stacked area charts will use missing points as zeros. In
                        standard charts, pSeriesList contains only one series. */
                    if( m_bArea && (rXSlot.m_aSeriesVector.size() == 1) && (nIndex >= pSeries->getTotalPointCount()) )
                        continue;

                    uno::Reference< drawing::XShapes > xSeriesGroupShape_Shapes = getSeriesGroupShapeFrontChild(pSeries.get(), m_xSeriesTarget);

                    sal_Int32 nAttachedAxisIndex = pSeries->getAttachedAxisIndex();
                    m_pPosHelper = &getPlottingPositionHelper(nAttachedAxisIndex);

                    pSeries->m_fLogicZPos = fLogicZ;

                    //collect data point information (logic coordinates, style ):
                    double fLogicX = pSeries->getXValue(nIndex);
                    if (bDateCategory)
                        fLogicX = DateHelper::RasterizeDateValue( fLogicX, m_aNullDate, m_nTimeResolution );
                    double fLogicY = pSeries->getYValue(nIndex);

                    if( m_bArea && ( ::rtl::math::isNan(fLogicY) || ::rtl::math::isInf(fLogicY) ) )
                    {
                        if( pSeries->getMissingValueTreatment() == css::chart::MissingValueTreatment::LEAVE_GAP )
                        {
                            if( rXSlot.m_aSeriesVector.size() == 1 || pSeries == rXSlot.m_aSeriesVector.front() )
                            {
                                fLogicY = m_pPosHelper->getLogicMinY();
                                if (!m_pPosHelper->isMathematicalOrientationY())
                                    fLogicY = m_pPosHelper->getLogicMaxY();
                            }
                            else
                                fLogicY = 0.0;
                        }
                    }

                    if (m_pPosHelper->isPercentY() && aLogicYSumMap[nAttachedAxisIndex] != 0.0)
                    {
                        fLogicY = fabs( fLogicY )/aLogicYSumMap[nAttachedAxisIndex];
                    }

                    if(    ::rtl::math::isNan(fLogicX) || ::rtl::math::isInf(fLogicX)
                        || ::rtl::math::isNan(fLogicY) || ::rtl::math::isInf(fLogicY)
                        || ::rtl::math::isNan(fLogicZ) || ::rtl::math::isInf(fLogicZ) )
                    {
                        if( pSeries->getMissingValueTreatment() == css::chart::MissingValueTreatment::LEAVE_GAP )
                        {
                            drawing::PolyPolygonShape3D& rPolygon = pSeries->m_aPolyPolygonShape3D;
                            sal_Int32& rIndex = pSeries->m_nPolygonIndex;
                            if( 0<= rIndex && rIndex < rPolygon.SequenceX.getLength() )
                            {
                                if( rPolygon.SequenceX[ rIndex ].hasElements() )
                                    rIndex++; //start a new polygon for the next point if the current poly is not empty
                            }
                        }
                        continue;
                    }

                    if( aLogicYForNextSeriesMap.find(nAttachedAxisIndex) == aLogicYForNextSeriesMap.end() )
                        aLogicYForNextSeriesMap[nAttachedAxisIndex] = 0.0;<--- Searching before insertion is not necessary.

                    double fLogicValueForLabeDisplay = fLogicY;

                    fLogicY += aLogicYForNextSeriesMap[nAttachedAxisIndex];
                    aLogicYForNextSeriesMap[nAttachedAxisIndex] = fLogicY;

                    bool bIsVisible = m_pPosHelper->isLogicVisible(fLogicX, fLogicY, fLogicZ);

                    //remind minimal and maximal x values for area 'grounding' points
                    //only for filled area
                    {
                        double& rfMinX = pSeries->m_fLogicMinX;
                        if(!nIndex||fLogicX<rfMinX)
                            rfMinX=fLogicX;
                        double& rfMaxX = pSeries->m_fLogicMaxX;
                        if(!nIndex||fLogicX>rfMaxX)
                            rfMaxX=fLogicX;
                    }

                    drawing::Position3D aUnscaledLogicPosition( fLogicX, fLogicY, fLogicZ );
                    drawing::Position3D aScaledLogicPosition(aUnscaledLogicPosition);
                    m_pPosHelper->doLogicScaling(aScaledLogicPosition);

                    //transformation 3) -> 4)
                    drawing::Position3D aScenePosition(
                        m_pPosHelper->transformLogicToScene(fLogicX, fLogicY, fLogicZ, false));

                    //better performance for big data
                    FormerPoint aFormerPoint( aSeriesFormerPointMap[pSeries.get()] );
                    m_pPosHelper->setCoordinateSystemResolution(m_aCoordinateSystemResolution);
                    if( !pSeries->isAttributedDataPoint(nIndex)
                            && m_pPosHelper->isSameForGivenResolution(
                               aFormerPoint.m_fX, aFormerPoint.m_fY, aFormerPoint.m_fZ
                                                            , aScaledLogicPosition.PositionX, aScaledLogicPosition.PositionY, aScaledLogicPosition.PositionZ ) )
                    {
                        m_bPointsWereSkipped = true;
                        continue;
                    }
                    aSeriesFormerPointMap[pSeries.get()] = FormerPoint(aScaledLogicPosition.PositionX, aScaledLogicPosition.PositionY, aScaledLogicPosition.PositionZ);

                    //store point information for series polygon
                    //for area and/or line (symbols only do not need this)
                    if( isValidPosition(aScaledLogicPosition) )
                    {
                        AddPointToPoly( pSeries->m_aPolyPolygonShape3D, aScaledLogicPosition, pSeries->m_nPolygonIndex );

                        //prepare clipping for filled net charts
                        if( !bIsVisible && m_bArea )
                        {
                            drawing::Position3D aClippedPos(aScaledLogicPosition);
                            m_pPosHelper->clipScaledLogicValues(nullptr, &aClippedPos.PositionY,
                                                                nullptr);
                            if (m_pPosHelper->isLogicVisible(aClippedPos.PositionX,
                                                             aClippedPos.PositionY,
                                                             aClippedPos.PositionZ))
                            {
                                AddPointToPoly( pSeries->m_aPolyPolygonShape3D, aClippedPos, pSeries->m_nPolygonIndex );
                                AddPointToPoly( pSeries->m_aPolyPolygonShape3D, aScaledLogicPosition, pSeries->m_nPolygonIndex );
                            }
                        }
                    }

                    //create a single datapoint if point is visible
                    //apply clipping:
                    if( !bIsVisible )
                        continue;

                    Symbol* pSymbolProperties = pSeries->getSymbolProperties( nIndex );
                    bool bCreateSymbol = pSymbolProperties && (pSymbolProperties->Style != SymbolStyle_NONE);

                    if( !bCreateSymbol && !pSeries->getDataPointLabelIfLabel(nIndex) )
                        continue;

                    //create a group shape for this point and add to the series shape:
                    OUString aPointCID = ObjectIdentifier::createPointCID(
                        pSeries->getPointCID_Stub(), nIndex );
                    uno::Reference< drawing::XShapes > xPointGroupShape_Shapes(
                        createGroupShape(xSeriesGroupShape_Shapes,aPointCID) );
                    uno::Reference<drawing::XShape> xPointGroupShape_Shape( xPointGroupShape_Shapes, uno::UNO_QUERY );

                    {
                        //create data point
                        drawing::Direction3D aSymbolSize(0,0,0);
                        if (bCreateSymbol) // implies pSymbolProperties
                        {
                            if (pSymbolProperties->Style != SymbolStyle_NONE)
                            {
                                aSymbolSize.DirectionX = pSymbolProperties->Size.Width;
                                aSymbolSize.DirectionY = pSymbolProperties->Size.Height;
                            }

                            if (pSymbolProperties->Style == SymbolStyle_STANDARD)
                            {
                                sal_Int32 nSymbol = pSymbolProperties->StandardSymbol;
                                m_pShapeFactory->createSymbol2D(
                                    xPointGroupShape_Shapes, aScenePosition, aSymbolSize, nSymbol,
                                    pSymbolProperties->BorderColor, pSymbolProperties->FillColor);
                            }
                            else if (pSymbolProperties->Style == SymbolStyle_GRAPHIC)
                            {
                                m_pShapeFactory->createGraphic2D(xPointGroupShape_Shapes,
                                                                 aScenePosition, aSymbolSize,
                                                                 pSymbolProperties->Graphic);
                            }
                            //@todo other symbol styles
                        }

                        //create data point label
                        if( pSeries->getDataPointLabelIfLabel(nIndex) )
                        {
                            LabelAlignment eAlignment = LABEL_ALIGN_TOP;
                            drawing::Position3D aScenePosition3D( aScenePosition.PositionX
                                        , aScenePosition.PositionY
                                        , aScenePosition.PositionZ+getTransformedDepth() );

                            sal_Int32 nLabelPlacement = pSeries->getLabelPlacement(
                                nIndex, m_xChartTypeModel, m_pPosHelper->isSwapXAndY());

                            switch(nLabelPlacement)
                            {
                            case css::chart::DataLabelPlacement::TOP:
                                aScenePosition3D.PositionY -= (aSymbolSize.DirectionY/2+1);
                                eAlignment = LABEL_ALIGN_TOP;
                                break;
                            case css::chart::DataLabelPlacement::BOTTOM:
                                aScenePosition3D.PositionY += (aSymbolSize.DirectionY/2+1);
                                eAlignment = LABEL_ALIGN_BOTTOM;
                                break;
                            case css::chart::DataLabelPlacement::LEFT:
                                aScenePosition3D.PositionX -= (aSymbolSize.DirectionX/2+1);
                                eAlignment = LABEL_ALIGN_LEFT;
                                break;
                            case css::chart::DataLabelPlacement::RIGHT:
                                aScenePosition3D.PositionX += (aSymbolSize.DirectionX/2+1);
                                eAlignment = LABEL_ALIGN_RIGHT;
                                break;
                            case css::chart::DataLabelPlacement::CENTER:
                                eAlignment = LABEL_ALIGN_CENTER;
                                //todo implement this different for area charts
                                break;
                            default:
                                OSL_FAIL("this label alignment is not implemented yet");
                                aScenePosition3D.PositionY -= (aSymbolSize.DirectionY/2+1);
                                eAlignment = LABEL_ALIGN_TOP;
                                break;
                            }

                            awt::Point aScreenPosition2D;//get the screen position for the labels
                            sal_Int32 nOffset = 100; //todo maybe calculate this font height dependent
                            if( nLabelPlacement == css::chart::DataLabelPlacement::OUTSIDE )
                            {
                                PolarPlottingPositionHelper* pPolarPosHelper
                                    = dynamic_cast<PolarPlottingPositionHelper*>(m_pPosHelper);
                                if( pPolarPosHelper )
                                {
                                    PolarLabelPositionHelper aPolarLabelPositionHelper(pPolarPosHelper,m_nDimension,m_xLogicTarget,m_pShapeFactory);
                                    aScreenPosition2D = aPolarLabelPositionHelper.getLabelScreenPositionAndAlignmentForLogicValues(
                                        eAlignment, fLogicX, fLogicY, fLogicZ, nOffset );
                                }
                            }
                            else
                            {
                                if(eAlignment==LABEL_ALIGN_CENTER )
                                    nOffset = 0;
                                aScreenPosition2D = LabelPositionHelper(m_nDimension,m_xLogicTarget,m_pShapeFactory)
                                    .transformSceneToScreenPosition( aScenePosition3D );
                            }

                            createDataLabel( m_xTextTarget, *pSeries, nIndex
                                            , fLogicValueForLabeDisplay
                                            , aLogicYSumMap[nAttachedAxisIndex], aScreenPosition2D, eAlignment, nOffset );
                        }
                    }

                    //remove PointGroupShape if empty
                    if(!xPointGroupShape_Shapes->getCount())
                        xSeriesGroupShape_Shapes->remove(xPointGroupShape_Shape);

                }//next series in x slot (next y slot)
            }//next x slot
        }//next z slot
    }//next category

    impl_createSeriesShapes();

}

} //namespace chart

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