forked from mcneel/opennurbs
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathopennurbs_userdata.cpp
1279 lines (1085 loc) · 30.9 KB
/
opennurbs_userdata.cpp
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
//
// Copyright (c) 1993-2022 Robert McNeel & Associates. All rights reserved.
// OpenNURBS, Rhinoceros, and Rhino3D are registered trademarks of Robert
// McNeel & Associates.
//
// THIS SOFTWARE IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.
// ALL IMPLIED WARRANTIES OF FITNESS FOR ANY PARTICULAR PURPOSE AND OF
// MERCHANTABILITY ARE HEREBY DISCLAIMED.
//
// For complete openNURBS copyright information see <http://www.opennurbs.org>.
//
////////////////////////////////////////////////////////////////
#include "opennurbs.h"
#if !defined(ON_COMPILING_OPENNURBS)
// This check is included in all opennurbs source .c and .cpp files to insure
// ON_COMPILING_OPENNURBS is defined when opennurbs source is compiled.
// When opennurbs source is being compiled, ON_COMPILING_OPENNURBS is defined
// and the opennurbs .h files alter what is declared and how it is declared.
#error ON_COMPILING_OPENNURBS must be defined when compiling opennurbs
#endif
ON_VIRTUAL_OBJECT_IMPLEMENT(ON_UserData,ON_Object,"850324A7-050E-11d4-BFFA-0010830122F0");
ON_UserData::ON_UserData()
: m_userdata_uuid(ON_nil_uuid),
m_application_uuid(ON_nil_uuid),
m_userdata_copycount(0),
m_userdata_xform(ON_Xform::IdentityTransformation),
m_userdata_owner(0),
m_userdata_next(0)
{}
ON_UserData::ON_UserData(const ON_UserData& src)
: ON_Object(src),
m_userdata_uuid(src.m_userdata_uuid),
m_application_uuid(src.m_application_uuid),
m_userdata_copycount(src.m_userdata_copycount),
m_userdata_xform(src.m_userdata_xform),
m_userdata_owner(0), // do not copy owner
m_userdata_next(0) // do not copy next
{
if ( m_userdata_copycount)
{
m_userdata_copycount++;
if ( !m_userdata_copycount )
m_userdata_copycount = 1;
}
}
//virtual
bool ON_UserData::Archive() const
{
return false;
}
//virtual
bool ON_UserData::WriteToArchive(
const class ON_BinaryArchive& archive,
const class ON_Object* parent_object
) const
{
return Archive() ? true : false;
}
// virtual
bool ON_UserData::DeleteAfterWrite(
const ON_BinaryArchive& archive,
const ON_Object* parent_object
) const
{
return false;
}
// virtual
bool ON_UserData::DeleteAfterRead(
const ON_BinaryArchive& archive,
ON_Object* parent_object
) const
{
return false;
}
//virtual
bool ON_UserData::Transform(const ON_Xform& x )
{
m_userdata_xform = x*m_userdata_xform;
return true;
}
ON_UserData& ON_UserData::operator=(const ON_UserData& src)
{
// 16 January 2004 Dale Lear
// Do not copy the m_userdata_uuid, m_application_uuid,
// m_userdata_owner, or m_userdata_next values.
// The m_userdata_uuid and m_application_uuid are
// set when the class is constructed and should not be
// changed. The m_userdata_owner and m_userdata_next
// values are set when the user data is attached
// to a parent object.
if ( this != &src )
{
ON_Object::operator=(src);
m_userdata_copycount = src.m_userdata_copycount;
m_userdata_xform = src.m_userdata_xform;
if ( 0 != m_userdata_copycount )
{
m_userdata_copycount++;
if ( !m_userdata_copycount )
m_userdata_copycount = 1;
}
}
return *this;
}
ON_UserData::~ON_UserData()
{
if ( 0 != m_userdata_owner )
{
// remove this piece of user data from owner->m_userdata_list
m_userdata_owner->DetachUserData(this);
m_userdata_owner = 0;
}
}
void ON_UserData::Dump( ON_TextLog& text_log ) const
{
text_log.Print("User Data:\n");
text_log.PushIndent();
// print class name and class uuid
ON_Object::Dump(text_log);
// developer's user data description
ON_wString description;
const_cast<ON_UserData*>(this)->GetDescription(description);
if ( description.IsEmpty() )
description = L"none";
const wchar_t* ws = static_cast< const wchar_t* >(description);
text_log.Print("user data description: %ls\n",ws);
text_log.Print("user data uuid: ");
text_log.Print(m_userdata_uuid);
text_log.Print("\n");
text_log.Print("user data copy count: %d\n",this->m_userdata_copycount);
// archive setting
text_log.Print("user data saved in 3dm archive: %s\n",Archive() ? "yes" : "no");
text_log.PopIndent();
}
unsigned int ON_UserData::SizeOf() const
{
unsigned int sz = ON_Object::SizeOf();
sz += (sizeof(*this) - sizeof(ON_Object));
return sz;
}
bool ON_UserData::IsValid( ON_TextLog* text_log ) const
{
if ( 0 == ON_UuidCompare( &m_userdata_uuid, &ON_nil_uuid ) )
{
if ( 0 != text_log )
{
text_log->Print("invalid userdata - m_userdata_uuid = nil\n");
}
return false;
}
if ( 0 == ON_UuidCompare( m_userdata_uuid, ON_UserData::ClassId()->Uuid() ) )
{
if ( 0 != text_log )
{
text_log->Print("invalid userdata - m_userdata_uuid in use. Use guidgen to get a unique id.\n");
}
return false;
}
if ( Archive() && 0 == ON_UuidCompare( ClassId()->Uuid(), ON_UserData::ClassId()->Uuid() ) )
{
// 8 January 2004 Dale Lear:
// I added this test to help developers remember to use
// the ON_DECLARE_OBJECT/ON_IMPLEMENT_OBJECT macros when
// they create user data that gets archived.
if ( 0 != text_log )
{
text_log->Print("invalid userdata - classes derived from ON_UserData that get saved in 3dm archives must have a class id and name defined by ON_OBJECT_DECLARE/ON_OBJECT_IMPLEMENT.\n");
}
return false;
}
return true;
}
ON_Object* ON_UserData::Owner() const
{
return m_userdata_owner;
}
ON_UserData* ON_UserData::Next() const
{
return m_userdata_next;
}
ON_UUID ON_UserData::UserDataClassUuid() const
{
const ON_ClassId* this_rtti = ClassId();
if (this_rtti == &ON_CLASS_RTTI(ON_UnknownUserData))
return ((ON_UnknownUserData*)this)->m_unknownclass_uuid;
if (this_rtti == &ON_CLASS_RTTI(ON_ObsoleteUserData))
return ((ON_ObsoleteUserData*)this)->m_archive_class_uuid;
return this_rtti->Uuid();
}
bool ON_UserData::IsUnknownUserData() const
{
return (ClassId() == &ON_CLASS_RTTI(ON_UnknownUserData))?true:false;
}
bool ON_UserData::GetDescription( ON_wString& description )
{
return true;
}
/////////////////////////////////////////////////////////////////
//
//
//
ON_OBJECT_IMPLEMENT(ON_ObsoleteUserData, ON_UserData, "7C9305E5-947A-4E46-B102-8016849FABB1");
ON_ObsoleteUserData::ON_ObsoleteUserData()
: m_archive_class_uuid(ON_nil_uuid)
{}
ON_ObsoleteUserData::~ON_ObsoleteUserData()
{}
ON_ObsoleteUserData::ON_ObsoleteUserData(const ON_ObsoleteUserData& src)
: ON_UserData(src)
, m_archive_class_uuid(ON_nil_uuid)
{}
ON_ObsoleteUserData& ON_ObsoleteUserData::operator=(const ON_ObsoleteUserData& src)
{
if (this != &src)
{
ON_UserData::operator=(src);
m_archive_class_uuid = src.m_archive_class_uuid;
}
return *this;
}
//
//
//
/////////////////////////////////////////////////////////////////
ON_OBJECT_IMPLEMENT(ON_UnknownUserData,ON_UserData,"850324A8-050E-11d4-BFFA-0010830122F0");
ON_UnknownUserData::ON_UnknownUserData()
: m_unknownclass_uuid(ON_nil_uuid)
, m_sizeof_buffer(0)
, m_buffer(0)
, m_3dm_version(0)
, m_3dm_opennurbs_version_number(0)
{}
ON_UnknownUserData::ON_UnknownUserData(const ON_UnknownUserData& src)
: ON_UserData(src)
, m_unknownclass_uuid(ON_nil_uuid)
, m_sizeof_buffer(0)
, m_buffer(0)
, m_3dm_version(0)
, m_3dm_opennurbs_version_number(0)
{
if ( m_userdata_copycount > 0 && src.m_sizeof_buffer > 0 && src.m_buffer )
{
// For most kinds of user data except ON_UnknownUserData,
// m_userdata_uuid is set by the constructor and should not
// be copied from src (which may be a derived class). However,
// for ON_UnknownUserData, the value of m_userdata_uuid is
// varies because it is set by the missing userdata class.
// So it has to be copied here.
m_userdata_uuid = src.m_userdata_uuid;
m_unknownclass_uuid = src.m_unknownclass_uuid;
m_sizeof_buffer = src.m_sizeof_buffer;
m_buffer = onmemdup( src.m_buffer, src.m_sizeof_buffer);
m_3dm_version = src.m_3dm_version;
m_3dm_opennurbs_version_number = src.m_3dm_opennurbs_version_number;
}
}
ON_UnknownUserData& ON_UnknownUserData::operator=(const ON_UnknownUserData& src)
{
if ( this != &src )
{
m_sizeof_buffer = 0;
if ( 0 != m_buffer )
{
onfree(m_buffer);
m_buffer = 0;
}
// ON_UserData::operator= handles setting m_userdata_copycount and
// m_userdata_xform.
ON_UserData::operator=(src);
// For most kinds of user data except ON_UnknownUserData,
// m_userdata_uuid and m_application_uuid are set by the
// constructor and should not be altered by an operator=.
// However, for ON_UnknownUserData, the value of m_userdata_uuid
// and m_application_uuid vary because they are set by the
// missing userdata class. So they have to be copied here.
m_userdata_uuid = src.m_userdata_uuid;
m_application_uuid = src.m_application_uuid; // fix added 26 January 2010
if ( m_userdata_copycount > 0 && src.m_sizeof_buffer > 0 && src.m_buffer )
{
m_unknownclass_uuid = src.m_unknownclass_uuid;
m_sizeof_buffer = src.m_sizeof_buffer;
m_buffer = onmemdup( src.m_buffer, src.m_sizeof_buffer);
m_3dm_version = src.m_3dm_version;
m_3dm_opennurbs_version_number = src.m_3dm_opennurbs_version_number;
}
else
{
// The unknown user data is not supposed to copy
m_userdata_uuid = ON_nil_uuid;
m_unknownclass_uuid = ON_nil_uuid;
m_sizeof_buffer = 0;
m_buffer = 0;
m_3dm_version = 0;
m_3dm_opennurbs_version_number = 0;
}
}
return *this;
}
ON_UnknownUserData::~ON_UnknownUserData()
{
if ( m_buffer )
onfree(m_buffer);
}
unsigned int ON_UnknownUserData::SizeOf() const
{
return ON_UserData::SizeOf()
+ (sizeof(ON_UnknownUserData)-sizeof(ON_UserData))
+ m_sizeof_buffer;
}
bool ON_UnknownUserData::GetDescription( ON_wString& s )
{
s = "Unknown user data. (Definition of class was not available when object was read.)";
return true;
}
bool ON_UnknownUserData::IsValid( ON_TextLog* text_log ) const
{
bool rc = ON_UserData::IsValid(text_log);
// valid unknown user data must have something in it
if (rc)
rc = (m_sizeof_buffer>0);
if (rc)
rc = (m_buffer != nullptr);
if (rc)
{
// the unknown class uuid cannot be nil
if (ON_nil_uuid == m_unknownclass_uuid)
rc = false;
}
if (rc)
{
// the unknown class uuid cannot be the ON_UnknownUserData class uuid
const ON_UUID ON_UnknownUserData_classuuid = ON_CLASS_ID(ON_UnknownUserData);
if ( m_unknownclass_uuid == ON_UnknownUserData_classuuid )
rc = false;
}
return rc;
}
void ON_UnknownUserData::Dump( ON_TextLog& dump ) const
{
ON_UserData::Dump(dump);
dump.PushIndent();
dump.Print( "unknown class uuid: ");
dump.Print( m_unknownclass_uuid );
dump.Print( "\n");
dump.Print( "Data size in 3dm archive: %d bytes\n",m_sizeof_buffer);
dump.PopIndent();
}
bool ON_UnknownUserData::Archive() const
{
// 22 January 2004 Dale Lear
// Since unknown userdata is only created when
// an archive is read, it has to be saved.
return true;
}
bool ON_UnknownUserData::Write( ON_BinaryArchive& file ) const
{
return file.WriteByte(m_sizeof_buffer,m_buffer);
}
bool ON_UnknownUserData::Read( ON_BinaryArchive& file )
{
m_buffer = onrealloc( m_buffer, m_sizeof_buffer );
m_3dm_version = file.Archive3dmVersion();
return file.ReadByte(m_sizeof_buffer,m_buffer);
}
class ON_UnknownUserDataArchive : public ON_BinaryArchive
{
// This class is used to define an ON_BinaryArchive that can be used
// in ON_UnknownUserData::Convert() to initialize a ON_UserData class
// from a memory buffer.
public:
ON_UnknownUserDataArchive( const ON_UnknownUserData& );
~ON_UnknownUserDataArchive();
protected:
// ON_BinaryArchive overrides
ON__UINT64 Internal_CurrentPositionOverride() const override;
bool Internal_SeekFromCurrentPositionOverride(int byte_offset) override;
bool Internal_SeekToStartOverride() override;
public:
// ON_BinaryArchive overrides
bool AtEnd() const override;
protected:
// ON_BinaryArchive overrides
size_t Internal_ReadOverride( size_t, void* ) override; // return actual number of bytes read (like fread())
size_t Internal_WriteOverride( size_t, const void* ) override;
bool Flush() override;
private:
ON_UnknownUserDataArchive();
size_t m_sizeof_buffer = 0;
const unsigned char* m_buffer = nullptr;
size_t m_buffer_position = 0;
};
ON_UnknownUserDataArchive::ON_UnknownUserDataArchive(const ON_UnknownUserData& ud) : ON_BinaryArchive(ON::archive_mode::read3dm)
{
SetArchive3dmVersion(ud.m_3dm_version);
m_sizeof_buffer = ud.m_sizeof_buffer;
m_buffer = (const unsigned char*)ud.m_buffer;
m_buffer_position = 0;
}
ON_UnknownUserDataArchive::~ON_UnknownUserDataArchive()
{
}
ON__UINT64 ON_UnknownUserDataArchive::Internal_CurrentPositionOverride() const
{
return (ON__UINT64)m_buffer_position;
}
bool ON_UnknownUserDataArchive::Internal_SeekFromCurrentPositionOverride( int offset )
{
bool rc = false;
if ( offset >= 0 || m_buffer_position >= ((size_t)(-offset)) )
{
size_t newpos = m_buffer_position + offset;
if ( newpos < m_sizeof_buffer )
{
m_buffer_position = newpos;
rc = true;
}
}
return rc;
}
bool ON_UnknownUserDataArchive::Internal_SeekToStartOverride()
{
m_buffer_position = 0;
return true;
}
bool ON_UnknownUserDataArchive::AtEnd() const
{
return (m_buffer_position >= m_sizeof_buffer) ? true : false;
}
size_t ON_UnknownUserDataArchive::Internal_ReadOverride( size_t count, void* buffer )
{
size_t maxcount = 0;
if ( m_sizeof_buffer > m_buffer_position )
{
maxcount = m_sizeof_buffer - m_buffer_position;
}
if ( count > maxcount )
{
count = maxcount;
}
if ( count > 0 )
{
memcpy( buffer, m_buffer+m_buffer_position, count );
m_buffer_position += count;
}
return count;
}
size_t ON_UnknownUserDataArchive::Internal_WriteOverride( size_t, const void* )
{
// ON_UnknownUserDataArchive does not support Write() and Flush()
return 0;
}
bool ON_UnknownUserDataArchive::Flush()
{
// ON_UnknownUserDataArchive does not support Write() and Flush()
return false;
}
ON_UserData* ON_UnknownUserData::Convert() const
{
ON_UserData* ud = nullptr;
if ( IsValid() ) {
const ON_ClassId* pID = ON_ClassId::ClassId( m_unknownclass_uuid );
// if pID is nullptr, it means the definition of the unknown user data
// is still not available
if ( pID ) {
// The class definition has been dynamically loaded since the
// user data was read from an archive. Use the class's Read()
// to convert the buffer into a valid class
ON_Object* pObject = pID->Create();
if ( pObject ) {
ud = ON_UserData::Cast(pObject);
if ( !ud )
delete pObject;
else
{
// use class's Read() function to initialize class members from buffer
ON_UnknownUserDataArchive file(*this);
// copy values that would be set by reading the base class
ud->m_userdata_copycount = m_userdata_copycount;
ud->m_userdata_xform = m_userdata_xform;
ud->Read(file);
}
}
}
}
return ud;
}
unsigned int ON_UserDataHolder::MoveUserDataFrom( const ON_Object& source_object )
{
PurgeUserData();
unsigned int item_count = MoveUserData(const_cast< ON_Object& >(source_object), ON_nil_uuid, ON_Object::UserDataConflictResolution::source_object,true);
return item_count;
}
unsigned int ON_UserDataHolder::CopyUserDataFrom( const ON_Object& source_object, ON_UUID user_data_item_id )
{
PurgeUserData();
unsigned int item_count = CopyUserData(source_object, user_data_item_id, ON_Object::UserDataConflictResolution::source_object);
return item_count;
}
unsigned int ON_UserDataHolder::MoveUserDataTo(
const ON_Object& destination_object,
bool bAppend
)
{
if ( !bAppend )
const_cast< ON_Object& >(destination_object).PurgeUserData();
const ON_Object::UserDataConflictResolution userdata_conflict_resolution
= bAppend
? ON_Object::UserDataConflictResolution::destination_object
: ON_Object::UserDataConflictResolution::source_object;
return MoveUserDataTo(destination_object,ON_nil_uuid,userdata_conflict_resolution);
}
unsigned int ON_UserDataHolder::MoveUserDataTo(
const ON_Object& destination_object,
ON_UUID user_data_item_id,
ON_Object::UserDataConflictResolution userdata_conflict_resolution
)
{
unsigned int moved_count = const_cast< ON_Object& >(destination_object).MoveUserData(*this, user_data_item_id, userdata_conflict_resolution,true);
return moved_count;
}
bool ON_UserDataHolder::IsValid( ON_TextLog* text_log ) const
{
return true;
}
/////////////////////////////////////////////////////////////////
//
// Built in tool for attaching arbitrary string userdata
// to any opennurbs object. The savvy user will probably
// use XML in the string.
ON_UserString::ON_UserString()
{
}
ON_UserString::~ON_UserString()
{
}
bool ON_UserString::Write(ON_BinaryArchive& archive) const
{
bool rc = archive.BeginWrite3dmChunk(TCODE_ANONYMOUS_CHUNK,1,0);
if (!rc)
return false;
for(;;)
{
rc = archive.WriteString(m_key);
if (!rc) break;
rc = archive.WriteString(m_string_value);
if (!rc) break;
break;
}
if ( !archive.EndWrite3dmChunk() )
rc = false;
return rc;
}
bool ON_UserString::Read(ON_BinaryArchive& archive)
{
m_key.Empty();
m_string_value.Empty();
int major_version = 0;
int minor_version = 0;
bool rc = archive.BeginRead3dmChunk(TCODE_ANONYMOUS_CHUNK,&major_version,&minor_version);
if (!rc)
return false;
for(;;)
{
rc = ( 1 == major_version );
if (!rc) break;
rc = archive.ReadString(m_key);
if (!rc) break;
rc = archive.ReadString(m_string_value);
if (!rc) break;
break;
}
if ( !archive.EndRead3dmChunk() )
rc = false;
return rc;
}
void ON_UserString::Dump(ON_TextLog& text_log) const
{
const wchar_t* ws = static_cast< const wchar_t* >(m_key);
if ( !ws )
ws = L"";
text_log.Print("Key: %ls\n", ws);
ws = static_cast< const wchar_t* >(m_string_value);
if ( !ws )
ws = L"";
text_log.Print("Value: %ls\n",ws);
}
ON_OBJECT_IMPLEMENT(ON_UserStringList,ON_UserData,"CE28DE29-F4C5-4faa-A50A-C3A6849B6329");
ON_UserStringList::ON_UserStringList()
{
m_userdata_uuid = ON_CLASS_ID(ON_UserStringList);
m_application_uuid = ON_opennurbs4_id; // opennurbs.dll reads/writes this userdata
// The id must be the version 4 id because
// V5 SaveAs V4 needs to work.
m_userdata_copycount = 1;
}
ON_UserStringList::~ON_UserStringList()
{
}
bool ON_UserStringList::GetDescription( ON_wString& description )
{
description.Format(L"User text (%d entries)",m_e.Count());
return true;
}
bool ON_UserStringList::Archive() const
{
return true;
}
unsigned int ON_UserStringList::SizeOf() const
{
unsigned int sz = ON_UserData::SizeOf();
sz += sizeof(*this) - sizeof(ON_UserData);
sz += m_e.SizeOfArray();
int i = m_e.Count();
while (i--)
sz += m_e[i].m_string_value.Length()*sizeof(wchar_t);
return sz;
}
ON__UINT32 ON_UserStringList::DataCRC(ON__UINT32 current_remainder) const
{
int count = m_e.Count();
for ( int i = 0; i < count; i++ )
{
current_remainder = m_e[i].m_key.DataCRC(current_remainder);
current_remainder = m_e[i].m_string_value.DataCRC(current_remainder);
}
return current_remainder;
}
void ON_UserStringList::Dump( ON_TextLog& text_log ) const
{
int i, count = m_e.Count();
text_log.Print("%d entries\n",count);
text_log.PushIndent();
for ( i = 0; i < count; i++ )
{
m_e[i].Dump(text_log);
}
text_log.PopIndent();
}
bool ON_UserStringList::Write(ON_BinaryArchive& archive) const
{
bool rc = archive.BeginWrite3dmChunk(TCODE_ANONYMOUS_CHUNK,1,0);
if ( !rc )
return false;
for(;;)
{
int count = m_e.Count();
rc = archive.WriteInt(count);
if(!rc) break;
for ( int i = 0; i < count && rc; i++ )
{
rc = m_e[i].Write(archive);
}
if (!rc) break;
break;
}
if ( !archive.EndWrite3dmChunk() )
rc = false;
return rc;
}
bool ON_UserStringList::Read(ON_BinaryArchive& archive)
{
int major_version = 0;
int minor_version = 0;
bool rc = archive.BeginRead3dmChunk(TCODE_ANONYMOUS_CHUNK,&major_version,&minor_version);
if ( !rc )
return false;
for(;;)
{
rc = (1 == major_version);
if (!rc) break;
int count = 0;
rc = archive.ReadInt(&count);
if(!rc) break;
for ( int i = 0; i < count; i++ )
{
rc = m_e.AppendNew().Read(archive);
if ( !rc)
{
m_e.Remove();
break;
}
}
if (!rc) break;
break;
}
if ( !archive.EndRead3dmChunk() )
rc = false;
return rc;
}
bool ON_UserStringList::SetUserString( const wchar_t* key, const wchar_t* string_value )
{
if ( !key || !key[0] )
return false;
int i, count = m_e.Count();
for (i = 0; i < count; i++ )
{
if ( !m_e[i].m_key.CompareOrdinal(key,true) )
{
if ( string_value && string_value[0] )
{
m_e[i].m_string_value = string_value;
}
else
{
m_e.Remove(i);
}
m_userdata_copycount++;
return true;
}
}
if ( string_value && string_value[0] )
{
ON_UserString& e = m_e.AppendNew();
e.m_key = key;
e.m_string_value = string_value;
m_userdata_copycount++;
return true;
}
return false;
}
bool ON_UserStringList::GetUserString( const wchar_t* key, ON_wString& string_value ) const
{
if ( key && key[0] )
{
int i, count = m_e.Count();
for (i = 0; i < count; i++ )
{
if ( !m_e[i].m_key.CompareOrdinal(key,true) )
{
string_value = m_e[i].m_string_value;
return true;
}
}
}
string_value = ON_wString::EmptyString;
return false;
}
static int cmp_hash_2dex_ij(const void* a, const void* b)
{
const int* ai = (const int*)a;
const int* bi = (const int*)b;
// 26 January 2012 Dale Lear
// Part of the fix for http://dev.mcneel.com/bugtrack/?q=97693
//
// The "i" values are actually 32 bit hashes of a string
// and are often large. The sign of (ai[0] - bi[0]) cannot
// be used to compare ai[0] and bi[0] because integer
// overflow occurs with values that are large.
//
////// NO!
//////if ( 0 == (rc = ai[0] - bi[0]) )
////// rc = ai[1] - bi[1];
//////return rc;
if ( ai[0] < bi[0] )
return -1;
if ( ai[0] > bi[0] )
return 1;
if ( ai[1] < bi[1] )
return -1;
if ( ai[1] > bi[1] )
return 1;
return 0;
}
int ON_UserStringList::SetUserStrings( int count, const ON_UserString* us, bool bReplace )
{
int added_count = 0;
int i;
if ( count <= 0 || 0 == us )
return 0;
if ( 1 == count )
{
// skip the hash table hoo haa
if ( us[0].m_key.IsEmpty() )
return 0;
for ( i = 0; i < m_e.Count(); i++ )
{
if ( m_e[i].m_key.CompareOrdinal(us[0].m_key, true ) )
continue;
if ( bReplace )
{
if ( us[0].m_string_value.IsEmpty() )
m_e.Remove(i);
else
m_e[i] = us[0];
added_count++;
}
break;
}
return added_count;
}
size_t k0, k1;
int count0 = m_e.Count();
size_t count0_plus_count = (size_t)(count0 + count);
ON_2dex* hash = (ON_2dex*)onmalloc( (count0_plus_count + count)*sizeof(hash[0]) );
ON_2dex* hash1 = hash + (count0_plus_count);
const ON_2dex* h;
int deleted_count = 0;
for ( i = 0; i < count0; i++ )
{
hash[i].i = (int)m_e[i].m_key.DataCRCLower(0);
hash[i].j = i;
}
for ( i = 0; i < count; i++ )
{
hash1[i].i = (int)us[i].m_key.DataCRCLower(0);
hash1[i].j = i;
hash[i+count0].i = hash1[i].i;
hash[i+count0].j = hash1[i].j+count0;
}
ON_qsort(hash,count0_plus_count,sizeof(hash[0]),cmp_hash_2dex_ij);
m_e.Reserve(count0+count);
for ( i = 0; i < count; i++)
{
if ( us[i].m_key.IsEmpty() )
continue;
// Set k0, k1 so that hash[k0]....,hash[k1-1] are
// the hash[] entries keys with the same hash code
// as us[i].m_key.
h = ON_BinarySearch2dexArray(hash1[i].i,hash,count0_plus_count);
if ( 0 == h )
{
ON_ERROR("There is a bug in this function.");
continue;
}
k0 = h-hash;
while ( k0 > 0 && h[-1].i == h[0].i )
{
// set h = first element in hash[] with this hash code.
k0--;
h--;
}
for (k1 = k0+1; k1 < count0_plus_count; k1++ )
{
if ( hash[k1].i != hash[k0].i )
break;
if ( hash[k1].j > i+count0 )
break;
}
if ( hash[k0].j >= count0 )
{
// There are no entries in m_e[] with key matching hash,
// so us[i].m_key is not present in m_e.
if ( !us[i].m_string_value.IsEmpty() )
{
hash[k0].j = count0++;
m_e.Append(us[i]);
added_count++;
}