summaryrefslogtreecommitdiffstats
path: root/oox/source/vml/vmlformatting.cxx
blob: 8f00eb47b8a40c419eab13d1d7f305b1b4af0b0e (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
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
/* -*- 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 <sal/config.h>

#include <cstdlib>

#include <oox/vml/vmlformatting.hxx>

#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/drawing/XShape.hpp>
#include <com/sun/star/drawing/EnhancedCustomShapeTextPathMode.hpp>
#include <com/sun/star/table/ShadowFormat.hpp>
#include <com/sun/star/text/XTextRange.hpp>
#include <o3tl/float_int_conversion.hxx>
#include <o3tl/unit_conversion.hxx>
#include <rtl/strbuf.hxx>
#include <sal/log.hxx>
#include <osl/diagnose.h>
#include <oox/drawingml/color.hxx>
#include <oox/drawingml/drawingmltypes.hxx>
#include <drawingml/fillproperties.hxx>
#include <drawingml/lineproperties.hxx>
#include <oox/drawingml/shapepropertymap.hxx>
#include <oox/helper/attributelist.hxx>
#include <oox/helper/graphichelper.hxx>
#include <oox/token/properties.hxx>
#include <oox/token/tokens.hxx>
#include <svx/svdtrans.hxx>
#include <comphelper/propertysequence.hxx>
#include <o3tl/string_view.hxx>
#include <vcl/virdev.hxx>

namespace oox::vml {

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

using ::oox::drawingml::Color;
using ::oox::drawingml::FillProperties;
using ::oox::drawingml::LineArrowProperties;
using ::oox::drawingml::LineProperties;
using ::oox::drawingml::ShapePropertyMap;
using ::com::sun::star::awt::Point;
using ::com::sun::star::drawing::PolygonFlags;
using ::com::sun::star::drawing::PolygonFlags_NORMAL;
using ::com::sun::star::drawing::PolygonFlags_CONTROL;

namespace {

bool lclExtractDouble( double& orfValue, size_t& ornEndPos, std::u16string_view aValue )
{
    // extract the double value and find start position of unit characters
    rtl_math_ConversionStatus eConvStatus = rtl_math_ConversionStatus_Ok;
    sal_Int32 nEndPos;
    orfValue = ::rtl::math::stringToDouble( aValue, '.', '\0', &eConvStatus, &nEndPos );
    ornEndPos = nEndPos;
    return eConvStatus == rtl_math_ConversionStatus_Ok;
}

} // namespace

bool ConversionHelper::separatePair( std::u16string_view& orValue1, std::u16string_view& orValue2,
        std::u16string_view rValue, sal_Unicode cSep )
{
    size_t nSepPos = rValue.find( cSep );
    if( nSepPos != std::u16string_view::npos )
    {
        orValue1 = o3tl::trim(rValue.substr( 0, nSepPos ));
        orValue2 = o3tl::trim(rValue.substr( nSepPos + 1 ));
    }
    else
    {
        orValue1 = o3tl::trim(rValue);
        orValue2 = std::u16string_view();
    }
    return !orValue1.empty() && !orValue2.empty();
}

bool ConversionHelper::decodeBool( std::u16string_view rValue )
{
    sal_Int32 nToken = AttributeConversion::decodeToken( rValue );
    // anything else than 't' or 'true' is considered to be false, as specified
    return (nToken == XML_t) || (nToken == XML_true);
}

double ConversionHelper::decodePercent( std::u16string_view rValue, double fDefValue )
{
    if( rValue.empty() )
        return fDefValue;

    double fValue = 0.0;
    size_t nEndPos = 0;
    if( !lclExtractDouble( fValue, nEndPos, rValue ) )
        return fDefValue;

    if( nEndPos == rValue.size() )
        return fValue;

    if( (nEndPos + 1 == rValue.size()) && (rValue[ nEndPos ] == '%') )
        return fValue / 100.0;

    if( (nEndPos + 1 == rValue.size()) && (rValue[ nEndPos ] == 'f') )
        return fValue / 65536.0;

    OSL_FAIL( "ConversionHelper::decodePercent - unknown measure unit" );
    return fDefValue;
}

Degree100 ConversionHelper::decodeRotation( std::u16string_view rValue )
{
    if( rValue.empty() )
        return 0_deg100;

    double fValue = 0.0;
    double fRotation = 0.0;
    size_t nEndPos = 0;
    if( !lclExtractDouble(fValue, nEndPos, rValue) )
        return 0_deg100;

    if( nEndPos == rValue.size() )
        fRotation = fValue;
    else if( (nEndPos + 2 == rValue.size()) && (rValue[nEndPos] == 'f') && (rValue[nEndPos+1] == 'd') )
        fRotation = fValue / 65536.0;
    else
    {
        OSL_FAIL("ConversionHelper::decodeRotation - unknown measure unit");
        return 0_deg100;
    }

    return NormAngle36000(Degree100(static_cast<sal_Int32>(fRotation * -100)));
}

sal_Int64 ConversionHelper::decodeMeasureToEmu( const GraphicHelper& rGraphicHelper,
        std::u16string_view rValue, sal_Int32 nRefValue, bool bPixelX, bool bDefaultAsPixel )
{
    // default for missing values is 0
    if( rValue.empty() )
        return 0;

    // TODO: according to spec, value may contain "auto"
    if ( rValue == u"auto" )
    {
        OSL_FAIL( "ConversionHelper::decodeMeasureToEmu - special value 'auto' must be handled by caller" );
        return nRefValue;
    }

    // extract the double value and find start position of unit characters
    double fValue = 0.0;
    size_t nEndPos = 0;
    if( !lclExtractDouble( fValue, nEndPos, rValue ) || (fValue == 0.0) )
        return 0;

    // process trailing unit, convert to EMU
    std::u16string_view aUnit;
    if( (0 < nEndPos) && (nEndPos < rValue.size()) )
        aUnit = rValue.substr( nEndPos );
    else if( bDefaultAsPixel )
        aUnit = u"px";
    // else default is EMU

    if( aUnit.size() == 2 )
    {
        sal_Unicode cChar1 = aUnit[ 0 ];
        sal_Unicode cChar2 = aUnit[ 1 ];
        if ((cChar1 == 'i') && (cChar2 == 'n'))
            fValue = o3tl::convert(fValue, o3tl::Length::in, o3tl::Length::emu);
        else if ((cChar1 == 'c') && (cChar2 == 'm'))
            fValue = o3tl::convert(fValue, o3tl::Length::cm, o3tl::Length::emu);
        else if ((cChar1 == 'm') && (cChar2 == 'm'))
            fValue = o3tl::convert(fValue, o3tl::Length::mm, o3tl::Length::emu);
        else if ((cChar1 == 'p') && (cChar2 == 't'))
            fValue = o3tl::convert(fValue, o3tl::Length::pt, o3tl::Length::emu);
        else if ((cChar1 == 'p') && (cChar2 == 'c'))
            fValue = o3tl::convert(fValue, o3tl::Length::pc, o3tl::Length::emu);
        else if( (cChar1 == 'p') && (cChar2 == 'x') )   // 1 pixel, dependent on output device
            fValue = o3tl::convert(bPixelX ? rGraphicHelper.convertScreenPixelXToHmm(fValue)
                                           : rGraphicHelper.convertScreenPixelYToHmm(fValue),
                                   o3tl::Length::mm100, o3tl::Length::emu);
    }
    else if( (aUnit.size() == 1) && (aUnit[ 0 ] == '%') )
    {
        fValue *= nRefValue / 100.0;
    }
    else if( bDefaultAsPixel || !aUnit.empty() )   // default as EMU and no unit -> do nothing
    {
        OSL_FAIL( "ConversionHelper::decodeMeasureToEmu - unknown measure unit" );
        fValue = nRefValue;
    }
    return o3tl::saturating_cast< sal_Int64 >( fValue + 0.5 );
}

sal_Int32 ConversionHelper::decodeMeasureToHmm( const GraphicHelper& rGraphicHelper,
        std::u16string_view rValue, sal_Int32 nRefValue, bool bPixelX, bool bDefaultAsPixel )
{
    return ::oox::drawingml::convertEmuToHmm( decodeMeasureToEmu( rGraphicHelper, rValue, nRefValue, bPixelX, bDefaultAsPixel ) );
}

sal_Int32 ConversionHelper::decodeMeasureToTwip(const GraphicHelper& rGraphicHelper,
                                                std::u16string_view rValue, sal_Int32 nRefValue,
                                                bool bPixelX, bool bDefaultAsPixel)
{
    return ::o3tl::convert(
        decodeMeasureToEmu(rGraphicHelper, rValue, nRefValue, bPixelX, bDefaultAsPixel),
        o3tl::Length::emu, o3tl::Length::twip);
}

Color ConversionHelper::decodeColor( const GraphicHelper& rGraphicHelper,
        const OptValue< OUString >& roVmlColor, const OptValue< double >& roVmlOpacity,
        ::Color nDefaultRgb, ::Color nPrimaryRgb )
{
    Color aDmlColor;

    // convert opacity
    const sal_Int32 DML_FULL_OPAQUE = ::oox::drawingml::MAX_PERCENT;
    double fOpacity = roVmlOpacity.get( 1.0 );
    sal_Int32 nOpacity = getLimitedValue< sal_Int32, double >( fOpacity * DML_FULL_OPAQUE, 0, DML_FULL_OPAQUE );
    if( nOpacity < DML_FULL_OPAQUE )
        aDmlColor.addTransformation( XML_alpha, nOpacity );

    // color attribute not present - set passed default color
    if( !roVmlColor.has() )
    {
        aDmlColor.setSrgbClr( nDefaultRgb );
        return aDmlColor;
    }

    // separate leading color name or RGB value from following palette index
    std::u16string_view aColorName, aColorIndex;
    separatePair( aColorName, aColorIndex, roVmlColor.get(), ' ' );

    // RGB colors in the format '#RRGGBB'
    if( (aColorName.size() == 7) && (aColorName[ 0 ] == '#') )
    {
        aDmlColor.setSrgbClr( o3tl::toUInt32(aColorName.substr( 1 ), 16) );
        return aDmlColor;
    }

    // RGB colors in the format '#RGB'
    if( (aColorName.size() == 4) && (aColorName[ 0 ] == '#') )
    {
        sal_Int32 nR = o3tl::toUInt32(aColorName.substr( 1, 1 ), 16 ) * 0x11;
        sal_Int32 nG = o3tl::toUInt32(aColorName.substr( 2, 1 ), 16 ) * 0x11;
        sal_Int32 nB = o3tl::toUInt32(aColorName.substr( 3, 1 ), 16 ) * 0x11;
        aDmlColor.setSrgbClr( (nR << 16) | (nG << 8) | nB );
        return aDmlColor;
    }

    /*  Predefined color names or system color names (resolve to RGB to detect
        valid color name). */
    sal_Int32 nColorToken = AttributeConversion::decodeToken( aColorName );
    ::Color nRgbValue = Color::getVmlPresetColor( nColorToken, API_RGB_TRANSPARENT );
    if( nRgbValue == API_RGB_TRANSPARENT )
        nRgbValue = rGraphicHelper.getSystemColor( nColorToken );
    if( nRgbValue != API_RGB_TRANSPARENT )
    {
        aDmlColor.setSrgbClr( nRgbValue );
        return aDmlColor;
    }

    // try palette colors enclosed in brackets
    if( (aColorIndex.size() >= 3) && (aColorIndex[ 0 ] == '[') && (aColorIndex[ aColorIndex.size() - 1 ] == ']') )
    {
        aDmlColor.setPaletteClr( o3tl::toInt32(aColorIndex.substr( 1, aColorIndex.size() - 2 )) );
        return aDmlColor;
    }

    // try fill gradient modificator 'fill <modifier>(<amount>)'
    if( (nPrimaryRgb != API_RGB_TRANSPARENT) && (nColorToken == XML_fill) )
    {
        size_t nOpenParen = aColorIndex.find( '(' );
        size_t nCloseParen = aColorIndex.find( ')' );
        if( nOpenParen != std::u16string_view::npos && nCloseParen != std::u16string_view::npos &&
            (2 <= nOpenParen) && (nOpenParen + 1 < nCloseParen) && (nCloseParen + 1 == aColorIndex.size()) )
        {
            sal_Int32 nModToken = XML_TOKEN_INVALID;
            switch( AttributeConversion::decodeToken( aColorIndex.substr( 0, nOpenParen ) ) )
            {
                case XML_darken:    nModToken = XML_shade;break;
                case XML_lighten:   nModToken = XML_tint;
            }
            sal_Int32 nValue = o3tl::toInt32(aColorIndex.substr( nOpenParen + 1, nCloseParen - nOpenParen - 1 ));
            if( (nModToken != XML_TOKEN_INVALID) && (0 <= nValue) && (nValue < 255) )
            {
                /*  Simulate this modifier color by a color with related transformation.
                    The modifier amount has to be converted from the range [0;255] to
                    percentage [0;100000] used by DrawingML. */
                aDmlColor.setSrgbClr( nPrimaryRgb );
                aDmlColor.addTransformation( nModToken, static_cast< sal_Int32 >( nValue * ::oox::drawingml::MAX_PERCENT / 255 ) );
                return aDmlColor;
            }
        }
    }

    OSL_FAIL( OStringBuffer( "lclGetColor - invalid VML color name '" +
            OUStringToOString( roVmlColor.get(), RTL_TEXTENCODING_ASCII_US ) + "'" ).getStr() );
    aDmlColor.setSrgbClr( nDefaultRgb );
    return aDmlColor;
}

void ConversionHelper::decodeVmlPath( ::std::vector< ::std::vector< Point > >& rPointLists, ::std::vector< ::std::vector< PolygonFlags > >& rFlagLists, const OUString& rPath )
{
    ::std::vector< sal_Int32 > aCoordList;
    Point aCurrentPoint;
    sal_Int32 nTokenStart = 0;
    sal_Int32 nTokenLen = 0;
    sal_Int32 nParamCount = 0;
    bool bCommand = false;
    enum VML_State { START, MOVE_REL, MOVE_ABS, BEZIER_REL, BEZIER_ABS,
                     LINE_REL, LINE_ABS, CLOSE, END, UNSUPPORTED };
    VML_State state = START;

    rPointLists.emplace_back( );
    rFlagLists.emplace_back( );

    for ( sal_Int32 i = 0; i < rPath.getLength(); i++ )
    {
        // Keep track of current integer token
        if ( ( rPath[ i ] >= '0' && rPath[ i ] <= '9' ) || rPath[ i ] == '-' )
            nTokenLen++;
        else if ( rPath[ i ] != ' ' )
        {
            // Store coordinate from current token
            if ( state != START && state != UNSUPPORTED )
            {
                if ( nTokenLen > 0 )
                    aCoordList.push_back( o3tl::toInt32(rPath.subView( nTokenStart, nTokenLen )) );
                else
                    aCoordList.push_back( 0 );
                nTokenLen = 0;
            }

            if (rPath[ i ] == ',' )
            {
                nParamCount--;
            }

            // Upon finding the next command code, deal with stored
            // coordinates for previous command and reset parameters counter if needed.
            // See http://www.w3.org/TR/NOTE-VML#_Toc416858382 for params count reference
            if ( rPath[ i ] != ',' || nParamCount == 0 )
            {
                switch ( state )
                {
                case MOVE_REL:
                    aCoordList.resize(2, 0); // 2* params -> param count reset
                    if ( !rPointLists.empty() && !rPointLists.back().empty() )
                    {
                        rPointLists.emplace_back( );
                        rFlagLists.emplace_back( );
                    }
                    rPointLists.back().emplace_back( aCoordList[ 0 ], aCoordList[ 1 ] );
                    rFlagLists.back().push_back( PolygonFlags_NORMAL );
                    aCurrentPoint = rPointLists.back().back();
                    nParamCount = 2;
                    break;

                case MOVE_ABS:
                    aCoordList.resize(2, 0); // 2 params -> no param count reset
                    if ( !rPointLists.empty() && !rPointLists.back().empty() )
                    {
                        rPointLists.emplace_back( );
                        rFlagLists.emplace_back( );
                    }
                    rPointLists.back().emplace_back( (aCoordList[ 0 ]), aCoordList[ 1 ] );
                    rFlagLists.back().push_back( PolygonFlags_NORMAL );
                    aCurrentPoint = rPointLists.back().back();
                    break;

                case BEZIER_REL:
                    aCoordList.resize(6, 0); // 6* params -> param count reset
                    rPointLists.back().emplace_back( aCurrentPoint.X + aCoordList[ 0 ],
                                            aCurrentPoint.Y + aCoordList[ 1 ] );
                    rPointLists.back().emplace_back( aCurrentPoint.X + aCoordList[ 2 ],
                                            aCurrentPoint.Y + aCoordList[ 3 ] );
                    rPointLists.back().emplace_back( aCurrentPoint.X + aCoordList[ 4 ],
                                            aCurrentPoint.Y + aCoordList[ 5 ] );
                    rFlagLists.back().push_back( PolygonFlags_CONTROL );
                    rFlagLists.back().push_back( PolygonFlags_CONTROL );
                    rFlagLists.back().push_back( PolygonFlags_NORMAL );
                    aCurrentPoint = rPointLists.back().back();
                    nParamCount = 6;
                    break;

                case BEZIER_ABS:
                    aCoordList.resize(6, 0); // 6* params -> param count reset
                    rPointLists.back().emplace_back( aCoordList[ 0 ], aCoordList[ 1 ] );
                    rPointLists.back().emplace_back( aCoordList[ 2 ], aCoordList[ 3 ] );
                    rPointLists.back().emplace_back( aCoordList[ 4 ], aCoordList[ 5 ] );
                    rFlagLists.back().push_back( PolygonFlags_CONTROL );
                    rFlagLists.back().push_back( PolygonFlags_CONTROL );
                    rFlagLists.back().push_back( PolygonFlags_NORMAL );
                    aCurrentPoint = rPointLists.back().back();
                    nParamCount = 6;
                    break;

                case LINE_REL:
                    aCoordList.resize(2, 0); // 2* params -> param count reset
                    rPointLists.back().emplace_back( aCurrentPoint.X + aCoordList[ 0 ],
                                            aCurrentPoint.Y + aCoordList[ 1 ] );
                    rFlagLists.back().push_back( PolygonFlags_NORMAL );
                    aCurrentPoint = rPointLists.back().back();
                    nParamCount = 2;
                    break;

                case LINE_ABS:
                    aCoordList.resize(2, 0); // 2* params -> param count reset
                    rPointLists.back().emplace_back( aCoordList[ 0 ], (aCoordList.size() > 1 ? aCoordList[ 1 ] : 0) );
                    rFlagLists.back().push_back( PolygonFlags_NORMAL );
                    aCurrentPoint = rPointLists.back().back();
                    nParamCount = 2;
                    break;

                case CLOSE: // 0 param
                    SAL_WARN_IF(rPointLists.back().empty() || rFlagLists.back().empty(), "oox", "empty pointlists at close");
                    if (!rPointLists.back().empty() && !rFlagLists.back().empty())
                    {
                        rPointLists.back().push_back( rPointLists.back()[ 0 ] );
                        rFlagLists.back().push_back( rFlagLists.back()[ 0 ] );
                        aCurrentPoint = rPointLists.back().back();
                    }
                    break;

                case END: // 0 param
                    rPointLists.emplace_back( );
                    rFlagLists.emplace_back( );
                    break;

                case START:
                case UNSUPPORTED:
                    break;
                }

                aCoordList.clear();
            }

            // Allow two-char commands to peek ahead to the next character
            sal_Unicode nextChar = '\0';
            if (i+1 < rPath.getLength())
                nextChar = rPath[i+1];

            // Move to relevant state upon finding a command
            bCommand = true;
            switch ( rPath[ i ] )
            {
            // Single-character commands
            case 't': // rmoveto
                state = MOVE_REL; nParamCount = 2; break;
            case 'm': // moveto
                state = MOVE_ABS; nParamCount = 2; break;
            case 'v': // rcurveto
                state = BEZIER_REL; nParamCount = 6; break;
            case 'c': // curveto
                state = BEZIER_ABS; nParamCount = 6; break;
            case 'r': // rlineto
                state = LINE_REL; nParamCount = 2; break;
            case 'l': // lineto
                state = LINE_ABS; nParamCount = 2; break;
            case 'x': // close
                state = CLOSE; break;
            case 'e': // end
                state = END; break;

            // Two-character commands
            case 'n':
            {
                switch ( nextChar )
                {
                case 'f': // nf - nofill
                case 's': // ns - nostroke
                    state = UNSUPPORTED; i++; break;
                }
                break;
            }
            case 'a': // Elliptical curves
            {
                switch ( nextChar )
                {
                case 'e': // ae - angleellipseto
                case 'l': // al - angleellipse
                    state = UNSUPPORTED; i++; break;
                case 't': // at - arcto
                case 'r': // ar - arc
                    state = UNSUPPORTED; i++; break;
                }
                break;
            }
            case 'w': // Clockwise elliptical arcs
            {
                switch ( nextChar )
                {
                case 'a': // wa - clockwisearcto
                case 'r': // wr - clockwisearc
                    state = UNSUPPORTED; i++; break;
                }
                break;
            }
            case 'q':
            {
                switch ( nextChar )
                {
                case 'x': // qx - ellipticalquadrantx
                case 'y': // qy - ellipticalquadranty
                    state = UNSUPPORTED; i++; break;
                case 'b': // qb - quadraticbezier
                    state = UNSUPPORTED; i++; break;
                }
                break;
            }
            case 'h': // behaviour extensions
            {
                switch ( nextChar )
                {
                case 'a': // ha - AutoLine
                case 'b': // hb - AutoCurve
                case 'c': // hc - CornerLine
                case 'd': // hd - CornerCurve
                case 'e': // he - SmoothLine
                case 'f': // hf - SmoothCurve
                case 'g': // hg - SymmetricLine
                case 'h': // hh - SymmetricCurve
                case 'i': // hi - Freeform
                    state = UNSUPPORTED; i++; break;
                }
                break;
            }
            default:
                bCommand = false;
                break;
            }

            if (bCommand) nTokenLen = 0;
            nTokenStart = i+1;
        }
    }
}

namespace {

sal_Int64 lclGetEmu( const GraphicHelper& rGraphicHelper, const OptValue< OUString >& roValue, sal_Int64 nDefValue )
{
    return roValue.has() ? ConversionHelper::decodeMeasureToEmu( rGraphicHelper, roValue.get(), 0, false, false ) : nDefValue;
}

void lclGetDmlLineDash( OptValue< sal_Int32 >& oroPresetDash, LineProperties::DashStopVector& orCustomDash, const OptValue< OUString >& roDashStyle )
{
    if( !roDashStyle.has() )
        return;

    const OUString& rDashStyle = roDashStyle.get();
    switch( AttributeConversion::decodeToken( rDashStyle ) )
    {
        case XML_solid:             oroPresetDash = XML_solid;          return;
        case XML_shortdot:          oroPresetDash = XML_sysDot;         return;
        case XML_shortdash:         oroPresetDash = XML_sysDash;        return;
        case XML_shortdashdot:      oroPresetDash = XML_sysDashDot;     return;
        case XML_shortdashdotdot:   oroPresetDash = XML_sysDashDotDot;  return;
        case XML_dot:               oroPresetDash = XML_dot;            return;
        case XML_dash:              oroPresetDash = XML_dash;           return;
        case XML_dashdot:           oroPresetDash = XML_dashDot;        return;
        case XML_longdash:          oroPresetDash = XML_lgDash;         return;
        case XML_longdashdot:       oroPresetDash = XML_lgDashDot;      return;
        case XML_longdashdotdot:    oroPresetDash = XML_lgDashDotDot;   return;

        // try to convert user-defined dash style
        default:
        {
            ::std::vector< sal_Int32 > aValues;
            sal_Int32 nIndex = 0;
            while( nIndex >= 0 )
                aValues.push_back( o3tl::toInt32(o3tl::getToken(rDashStyle, 0, ' ', nIndex )) );
            size_t nPairs = aValues.size() / 2; // ignore last value if size is odd
            for( size_t nPairIdx = 0; nPairIdx < nPairs; ++nPairIdx )
                orCustomDash.emplace_back( aValues[ 2 * nPairIdx ], aValues[ 2 * nPairIdx + 1 ] );
        }
    }
}

sal_Int32 lclGetDmlArrowType( const OptValue< sal_Int32 >& roArrowType )
{
    if( roArrowType.has() ) switch( roArrowType.get() )
    {
        case XML_none:      return XML_none;
        case XML_block:     return XML_triangle;
        case XML_classic:   return XML_stealth;
        case XML_diamond:   return XML_diamond;
        case XML_oval:      return XML_oval;
        case XML_open:      return XML_arrow;
    }
    return XML_none;
}

sal_Int32 lclGetDmlArrowWidth( const OptValue< sal_Int32 >& roArrowWidth )
{
    if( roArrowWidth.has() ) switch( roArrowWidth.get() )
    {
        case XML_narrow:    return XML_sm;
        case XML_medium:    return XML_med;
        case XML_wide:      return XML_lg;
    }
    return XML_med;
}

sal_Int32 lclGetDmlArrowLength( const OptValue< sal_Int32 >& roArrowLength )
{
    if( roArrowLength.has() ) switch( roArrowLength.get() )
    {
        case XML_short:     return XML_sm;
        case XML_medium:    return XML_med;
        case XML_long:      return XML_lg;
    }
    return XML_med;
}

void lclConvertArrow( LineArrowProperties& orArrowProp, const StrokeArrowModel& rStrokeArrow )
{
    orArrowProp.moArrowType = lclGetDmlArrowType( rStrokeArrow.moArrowType );
    orArrowProp.moArrowWidth = lclGetDmlArrowWidth( rStrokeArrow.moArrowWidth );
    orArrowProp.moArrowLength = lclGetDmlArrowLength( rStrokeArrow.moArrowLength );
}

sal_Int32 lclGetDmlLineCompound( const OptValue< sal_Int32 >& roLineStyle )
{
    if( roLineStyle.has() ) switch( roLineStyle.get() )
    {
        case XML_single:            return XML_sng;
        case XML_thinThin:          return XML_dbl;
        case XML_thinThick:         return XML_thinThick;
        case XML_thickThin:         return XML_thickThin;
        case XML_thickBetweenThin:  return XML_tri;
    }
    return XML_sng;
}

sal_Int32 lclGetDmlLineCap( const OptValue< sal_Int32 >& roEndCap )
{
    if( roEndCap.has() ) switch( roEndCap.get() )
    {
        case XML_flat:      return XML_flat;
        case XML_square:    return XML_sq;
        case XML_round:     return XML_rnd;
    }
    return XML_flat;    // different defaults in VML (flat) and DrawingML (square)
}

sal_Int32 lclGetDmlLineJoint( const OptValue< sal_Int32 >& roJoinStyle )
{
    if( roJoinStyle.has() ) switch( roJoinStyle.get() )
    {
        case XML_round: return XML_round;
        case XML_bevel: return XML_bevel;
        case XML_miter: return XML_miter;
    }
    return XML_round;
}

} // namespace

void StrokeArrowModel::assignUsed( const StrokeArrowModel& rSource )
{
    moArrowType.assignIfUsed( rSource.moArrowType );
    moArrowWidth.assignIfUsed( rSource.moArrowWidth );
    moArrowLength.assignIfUsed( rSource.moArrowLength );
}

void StrokeModel::assignUsed( const StrokeModel& rSource )
{
    moStroked.assignIfUsed( rSource.moStroked );
    maStartArrow.assignUsed( rSource.maStartArrow );
    maEndArrow.assignUsed( rSource.maEndArrow );
    moColor.assignIfUsed( rSource.moColor );
    moOpacity.assignIfUsed( rSource.moOpacity );
    moWeight.assignIfUsed( rSource.moWeight );
    moDashStyle.assignIfUsed( rSource.moDashStyle );
    moLineStyle.assignIfUsed( rSource.moLineStyle );
    moEndCap.assignIfUsed( rSource.moEndCap );
    moJoinStyle.assignIfUsed( rSource.moJoinStyle );
}

void StrokeModel::pushToPropMap( ShapePropertyMap& rPropMap, const GraphicHelper& rGraphicHelper ) const
{
    /*  Convert VML line formatting to DrawingML line formatting and let the
        DrawingML code do the hard work. */
    LineProperties aLineProps;

    if( moStroked.get( true ) )
    {
        aLineProps.maLineFill.moFillType = XML_solidFill;
        lclConvertArrow( aLineProps.maStartArrow, maStartArrow );
        lclConvertArrow( aLineProps.maEndArrow, maEndArrow );
        aLineProps.maLineFill.maFillColor = ConversionHelper::decodeColor( rGraphicHelper, moColor, moOpacity, API_RGB_BLACK );
        aLineProps.moLineWidth = getLimitedValue< sal_Int32, sal_Int64 >( lclGetEmu( rGraphicHelper, moWeight, 1 ), 0, SAL_MAX_INT32 );
        lclGetDmlLineDash( aLineProps.moPresetDash, aLineProps.maCustomDash, moDashStyle );
        aLineProps.moLineCompound = lclGetDmlLineCompound( moLineStyle );
        aLineProps.moLineCap = lclGetDmlLineCap( moEndCap );
        aLineProps.moLineJoint = lclGetDmlLineJoint( moJoinStyle );
    }
    else
    {
        aLineProps.maLineFill.moFillType = XML_noFill;
    }

    aLineProps.pushToPropMap( rPropMap, rGraphicHelper );
}

void FillModel::assignUsed( const FillModel& rSource )
{
    moFilled.assignIfUsed( rSource.moFilled );
    moColor.assignIfUsed( rSource.moColor );
    moOpacity.assignIfUsed( rSource.moOpacity );
    moColor2.assignIfUsed( rSource.moColor2 );
    moOpacity2.assignIfUsed( rSource.moOpacity2 );
    moType.assignIfUsed( rSource.moType );
    moAngle.assignIfUsed( rSource.moAngle );
    moFocus.assignIfUsed( rSource.moFocus );
    moFocusPos.assignIfUsed( rSource.moFocusPos );
    moFocusSize.assignIfUsed( rSource.moFocusSize );
    moBitmapPath.assignIfUsed( rSource.moBitmapPath );
    moRotate.assignIfUsed( rSource.moRotate );
}

static void lcl_setGradientStop( std::multimap< double, Color >& rMap, const double fKey, const Color& rValue ) {
    auto aElement = rMap.find( fKey );

    if (aElement != rMap.end())
        aElement->second = rValue;
    else
        rMap.emplace( fKey, rValue );
}

void FillModel::pushToPropMap( ShapePropertyMap& rPropMap, const GraphicHelper& rGraphicHelper ) const
{
    /*  Convert VML fill formatting to DrawingML fill formatting and let the
        DrawingML code do the hard work. */
    FillProperties aFillProps;

    if( moFilled.get( true ) )
    {
        sal_Int32 nFillType = moType.get( XML_solid );
        switch( nFillType )
        {
            case XML_gradient:
            case XML_gradientRadial:
            {
                aFillProps.moFillType = XML_gradFill;
                aFillProps.maGradientProps.moRotateWithShape = moRotate.get( false );
                double fFocus = moFocus.get( 0.0 );

                // prepare colors
                Color aColor1 = ConversionHelper::decodeColor( rGraphicHelper, moColor, moOpacity, API_RGB_WHITE );
                Color aColor2 = ConversionHelper::decodeColor( rGraphicHelper, moColor2, moOpacity2, API_RGB_WHITE, aColor1.getColor( rGraphicHelper ) );

                // type XML_gradient is linear or axial gradient
                if( nFillType == XML_gradient )
                {
                    // normalize angle to range [0;360) degrees
                    sal_Int32 nVmlAngle = getIntervalValue< sal_Int32, sal_Int32 >( moAngle.get( 0 ), 0, 360 );

                    // focus of -50% or 50% is axial gradient
                    if( ((-0.75 <= fFocus) && (fFocus <= -0.25)) || ((0.25 <= fFocus) && (fFocus <= 0.75)) )
                    {
                        /*  According to spec, focus of 50% is outer-to-inner,
                            and -50% is inner-to-outer (color to color2).
                            BUT: For angles >= 180 deg., the behaviour is
                            reversed... that's not spec'ed of course. So,
                            [0;180) deg. and 50%, or [180;360) deg. and -50% is
                            outer-to-inner in fact. */
                        bool bOuterToInner = (fFocus > 0.0) == (nVmlAngle < 180);
                        // simulate axial gradient by 3-step DrawingML gradient
                        const Color& rOuterColor = bOuterToInner ? aColor1 : aColor2;
                        const Color& rInnerColor = bOuterToInner ? aColor2 : aColor1;

                        lcl_setGradientStop( aFillProps.maGradientProps.maGradientStops, 0.0, rOuterColor);
                        lcl_setGradientStop( aFillProps.maGradientProps.maGradientStops, 1.0, rOuterColor);
                        lcl_setGradientStop( aFillProps.maGradientProps.maGradientStops, 0.5, rInnerColor );
                    }
                    else    // focus of -100%, 0%, and 100% is linear gradient
                    {
                        /*  According to spec, focus of -100% or 100% swaps the
                            start and stop colors, effectively reversing the
                            gradient. BUT: For angles >= 180 deg., the
                            behaviour is reversed. This means that in this case
                            a focus of 0% swaps the gradient. */
                        if( fFocus < -0.5 || fFocus > 0.5 )
                            nVmlAngle = (nVmlAngle + 180) % 360;
                        // set the start and stop colors
                        lcl_setGradientStop( aFillProps.maGradientProps.maGradientStops, 0.0, aColor1 );
                        lcl_setGradientStop( aFillProps.maGradientProps.maGradientStops, 1.0, aColor2 );
                    }

                    // VML counts counterclockwise from bottom, DrawingML clockwise from left
                    sal_Int32 nDmlAngle = (630 - nVmlAngle) % 360;
                    aFillProps.maGradientProps.moShadeAngle = nDmlAngle * ::oox::drawingml::PER_DEGREE;
                }
                else    // XML_gradientRadial is rectangular gradient
                {
                    aFillProps.maGradientProps.moGradientPath = XML_rect;
                    // convert VML focus position and size to DrawingML fill-to-rect
                    DoublePair aFocusPos = moFocusPos.get( DoublePair( 0.0, 0.0 ) );
                    DoublePair aFocusSize = moFocusSize.get( DoublePair( 0.0, 0.0 ) );
                    double fLeft   = getLimitedValue< double, double >( aFocusPos.first, 0.0, 1.0 );
                    double fTop    = getLimitedValue< double, double >( aFocusPos.second, 0.0, 1.0 );
                    double fRight  = getLimitedValue< double, double >( fLeft + aFocusSize.first, fLeft, 1.0 );
                    double fBottom = getLimitedValue< double, double >( fTop + aFocusSize.second, fTop, 1.0 );
                    aFillProps.maGradientProps.moFillToRect = IntegerRectangle2D(
                        static_cast< sal_Int32 >( fLeft * ::oox::drawingml::MAX_PERCENT ),
                        static_cast< sal_Int32 >( fTop * ::oox::drawingml::MAX_PERCENT ),
                        static_cast< sal_Int32 >( (1.0 - fRight) * ::oox::drawingml::MAX_PERCENT ),
                        static_cast< sal_Int32 >( (1.0 - fBottom) * ::oox::drawingml::MAX_PERCENT ) );

                    // set the start and stop colors (focus of 0% means outer-to-inner)
                    bool bOuterToInner = (-0.5 <= fFocus) && (fFocus <= 0.5);
                    lcl_setGradientStop( aFillProps.maGradientProps.maGradientStops, 0.0, bOuterToInner ? aColor2 : aColor1 );
                    lcl_setGradientStop( aFillProps.maGradientProps.maGradientStops, 1.0, bOuterToInner ? aColor1 : aColor2 );
                }
            }
            break;

            case XML_pattern:
            case XML_tile:
            case XML_frame:
            {
                if( moBitmapPath.has() && !moBitmapPath.get().isEmpty() )
                {
                    aFillProps.maBlipProps.mxFillGraphic = rGraphicHelper.importEmbeddedGraphic(moBitmapPath.get());
                    if (aFillProps.maBlipProps.mxFillGraphic.is())
                    {
                        aFillProps.moFillType = XML_blipFill;
                        aFillProps.maBlipProps.moBitmapMode = (nFillType == XML_frame) ? XML_stretch : XML_tile;
                        break;  // do not break if bitmap is missing, but run to XML_solid instead
                    }
                }
            }
            [[fallthrough]]; // to XML_solid in case of missing bitmap path intended!

            case XML_solid:
            default:
            {
                aFillProps.moFillType = XML_solidFill;
                // fill color (default is white)
                aFillProps.maFillColor = ConversionHelper::decodeColor( rGraphicHelper, moColor, moOpacity, API_RGB_WHITE );
            }
        }
    }
    else
    {
        aFillProps.moFillType = XML_noFill;
    }

    aFillProps.pushToPropMap( rPropMap, rGraphicHelper );
}

ShadowModel::ShadowModel()
        : mbHasShadow(false)
{
}

void ShadowModel::pushToPropMap(ShapePropertyMap& rPropMap, const GraphicHelper& rGraphicHelper) const
{
    if (!mbHasShadow || (moShadowOn.has() && !moShadowOn.get()))
        return;

    drawingml::Color aColor = ConversionHelper::decodeColor(rGraphicHelper, moColor, moOpacity, API_RGB_GRAY);
    // nOffset* is in mm100, default value is 35 twips, see DffPropertyReader::ApplyAttributes() in msfilter.
    sal_Int32 nOffsetX = 62, nOffsetY = 62;
    if (moOffset.has())
    {
        std::u16string_view aOffsetX, aOffsetY;
        ConversionHelper::separatePair(aOffsetX, aOffsetY, moOffset.get(), ',');
        if (!aOffsetX.empty())
            nOffsetX = ConversionHelper::decodeMeasureToHmm(rGraphicHelper, aOffsetX, 0, false, false );
        if (!aOffsetY.empty())
            nOffsetY = ConversionHelper::decodeMeasureToHmm(rGraphicHelper, aOffsetY, 0, false, false );
    }

    table::ShadowFormat aFormat;
    aFormat.Color = sal_Int32(aColor.getColor(rGraphicHelper));
    aFormat.Location = nOffsetX < 0
        ? nOffsetY < 0 ? table::ShadowLocation_TOP_LEFT : table::ShadowLocation_BOTTOM_LEFT
        : nOffsetY < 0 ? table::ShadowLocation_TOP_RIGHT : table::ShadowLocation_BOTTOM_RIGHT;
    // The width of the shadow is the average of the x and y values, see SwWW8ImplReader::MatchSdrItemsIntoFlySet().
    aFormat.ShadowWidth = ((std::abs(nOffsetX) + std::abs(nOffsetY)) / 2);
    rPropMap.setProperty(PROP_ShadowFormat, aFormat);
}

TextpathModel::TextpathModel()
{
}

static beans::PropertyValue lcl_createTextpathProps()
{
    uno::Sequence<beans::PropertyValue> aTextpathPropSeq( comphelper::InitPropertySequence({
            { "TextPath", uno::Any(true) },
            { "TextPathMode", uno::Any(drawing::EnhancedCustomShapeTextPathMode_SHAPE) },
            { "ScaleX", uno::Any(false) },
            { "SameLetterHeights", uno::Any(false) }
        }));

    beans::PropertyValue aRet;
    aRet.Name = "TextPath";
    aRet.Value <<= aTextpathPropSeq;
    return aRet;
}

void TextpathModel::pushToPropMap(ShapePropertyMap& rPropMap, const uno::Reference<drawing::XShape>& xShape, const GraphicHelper& rGraphicHelper) const
{
    OUString sFont = "";

    if (moString.has())
    {
        uno::Reference<text::XTextRange> xTextRange(xShape, uno::UNO_QUERY);
        xTextRange->setString(moString.get());

        uno::Reference<beans::XPropertySet> xPropertySet(xShape, uno::UNO_QUERY);
        uno::Sequence<beans::PropertyValue> aGeomPropSeq = xPropertySet->getPropertyValue("CustomShapeGeometry").get< uno::Sequence<beans::PropertyValue> >();
        bool bFound = false;
        for (beans::PropertyValue& rProp : asNonConstRange(aGeomPropSeq))
        {
            if (rProp.Name == "TextPath")
            {
                bFound = true;
                rProp = lcl_createTextpathProps();
            }
        }
        if (!bFound)
        {
            sal_Int32 nSize = aGeomPropSeq.getLength();
            aGeomPropSeq.realloc(nSize+1);
            aGeomPropSeq.getArray()[nSize] = lcl_createTextpathProps();
        }
        rPropMap.setAnyProperty(PROP_CustomShapeGeometry, uno::Any(aGeomPropSeq));
    }
    if (moStyle.has())
    {
        OUString aStyle = moStyle.get(OUString());

        sal_Int32 nIndex = 0;
        while( nIndex >= 0 )
        {
            std::u16string_view aName, aValue;
            if (ConversionHelper::separatePair(aName, aValue, o3tl::getToken(aStyle, 0, ';', nIndex), ':'))
            {
                if (aName == u"font-family")
                {
                    // remove " (first, and last character)
                    if (aValue.size() > 2)
                        aValue = aValue.substr(1, aValue.size() - 2);

                    uno::Reference<beans::XPropertySet> xPropertySet(xShape, uno::UNO_QUERY);
                    xPropertySet->setPropertyValue("CharFontName", uno::Any(OUString(aValue)));
                    sFont = aValue;
                }
                else if (aName == u"font-size")
                {
                    oox::OptValue<OUString> aOptString {OUString(aValue)};
                    float nSize = drawingml::convertEmuToPoints(lclGetEmu(rGraphicHelper, aOptString, 1));

                    uno::Reference<beans::XPropertySet> xPropertySet(xShape, uno::UNO_QUERY);
                    xPropertySet->setPropertyValue("CharHeight", uno::Any(nSize));
                }
            }
        }
    }
    if (moTrim.has() && moTrim.get())
        return;

    OUString sText = moString.get();
    ScopedVclPtrInstance<VirtualDevice> pDevice;
    vcl::Font aFont = pDevice->GetFont();
    aFont.SetFamilyName(sFont);
    aFont.SetFontSize(Size(0, 96));
    pDevice->SetFont(aFont);

    auto nTextWidth = pDevice->GetTextWidth(sText);
    if (nTextWidth)
    {
        sal_Int32 nNewHeight = (static_cast<double>(pDevice->GetTextHeight()) / nTextWidth) * xShape->getSize().Width;
        xShape->setSize(awt::Size(xShape->getSize().Width, nNewHeight));
    }
}

} // namespace oox

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