LibreOffice Module svx (master)  1
svditer.cxx
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19 
20 #include <svx/svditer.hxx>
21 #include <svx/svdpage.hxx>
22 #include <svx/svdobj.hxx>
23 #include <svx/svdmark.hxx>
24 #include <osl/diagnose.h>
25 
26 SdrObjListIter::SdrObjListIter(const SdrObjList* pObjList, SdrIterMode eMode, bool bReverse)
27 : mnIndex(0),
28  mbReverse(bReverse),
29  mbUseZOrder(true)
30 {
31  if(nullptr != pObjList)
32  {
33  ImpProcessObjectList(*pObjList, eMode);
34  }
35 
36  Reset();
37 }
38 
39 SdrObjListIter::SdrObjListIter(const SdrObjList* pObjList, bool bUseZOrder, SdrIterMode eMode, bool bReverse)
40 : mnIndex(0),
41  mbReverse(bReverse),
42  mbUseZOrder(bUseZOrder)
43 {
44  if(nullptr != pObjList)
45  {
46  // correct when we have no ObjectNavigationOrder
47  if(!mbUseZOrder && !pObjList->HasObjectNavigationOrder())
48  {
49  mbUseZOrder = false;
50  }
51 
52  ImpProcessObjectList(*pObjList, eMode);
53  }
54 
55  Reset();
56 }
57 
58 SdrObjListIter::SdrObjListIter(const SdrObject& rSdrObject, SdrIterMode eMode, bool bReverse)
59 : mnIndex(0),
60  mbReverse(bReverse),
61  mbUseZOrder(true)
62 {
63  ImpProcessObj(rSdrObject, eMode);
64  Reset();
65 }
66 
67 SdrObjListIter::SdrObjListIter(const SdrPage* pSdrPage, SdrIterMode eMode, bool bReverse)
68 : mnIndex(0),
69  mbReverse(bReverse),
70  mbUseZOrder(true)
71 {
72  if (pSdrPage)
73  ImpProcessObjectList(*pSdrPage, eMode);
74  Reset();
75 }
76 
78 : mnIndex(0),
79  mbReverse(false),
80  mbUseZOrder(true)
81 {
82  ImpProcessMarkList(rMarkList, eMode);
83  Reset();
84 }
85 
87 {
88  for(size_t nIdx(0), nCount(rObjList.GetObjCount()); nIdx < nCount; ++nIdx)
89  {
90  const SdrObject* pSdrObject(mbUseZOrder
91  ? rObjList.GetObj(nIdx)
92  : rObjList.GetObjectForNavigationPosition(nIdx));
93 
94  if(nullptr == pSdrObject)
95  {
96  OSL_ENSURE(false, "SdrObjListIter: corrupted SdrObjList (!)");
97  }
98  else
99  {
100  ImpProcessObj(*pSdrObject, eMode);
101  }
102  }
103 }
104 
106 {
107  for( size_t nIdx = 0, nCount = rMarkList.GetMarkCount(); nIdx < nCount; ++nIdx )
108  {
109  if( SdrObject* pObj = rMarkList.GetMark( nIdx )->GetMarkedSdrObj() )
110  {
111  ImpProcessObj(*pObj, eMode);
112  }
113  }
114 }
115 
117 {
118  // TTTT: Note: The behaviour has changed here, it will now deep-iterate
119  // for SdrObjGroup and E3dScene. Old version only deep-dived for SdrObjGroup,
120  // E3dScene was just added flat. This is now more correct, but potentially
121  // there will exist code in the 3D area that *self-iterates* with local
122  // functions/methods due to this iterator was not doing the expected thing.
123  // These will be difficult to find, but in most cases should do no harm,
124  // but cost runtime. Will need to have an eye on this aspect on continued
125  // changes...
126  const SdrObjList* pChildren(rSdrObject.getChildrenOfSdrObject());
127  const bool bIsGroup(nullptr != pChildren);
128 
129  if(!bIsGroup || (SdrIterMode::DeepNoGroups != eMode))
130  {
131  maObjList.push_back(&rSdrObject);
132  }
133 
134  if(bIsGroup && (SdrIterMode::Flat != eMode))
135  {
136  ImpProcessObjectList(*pChildren, eMode);
137  }
138 }
139 
140 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
size_t GetMarkCount() const
Definition: svdmark.hxx:178
virtual SdrObjList * getChildrenOfSdrObject() const
Definition: svdobj.cxx:310
SdrObject * GetObj(size_t nNum) const
Definition: svdpage.cxx:822
size_t GetObjCount() const
Definition: svdpage.cxx:816
SdrObject * GetObjectForNavigationPosition(const sal_uInt32 nNavigationPosition) const
Return the object for the given navigation position.
Definition: svdpage.cxx:942
SdrMark * GetMark(size_t nNum) const
Definition: svdmark.cxx:230
int nCount
SdrObject * GetMarkedSdrObj() const
Definition: svdmark.hxx:68
SdrObjListIter(const SdrObjList *pObjList, SdrIterMode eMode=SdrIterMode::DeepNoGroups, bool bReverse=false)
Definition: svditer.cxx:26
void ImpProcessObjectList(const SdrObjList &rSdrObjList, SdrIterMode eMode)
Definition: svditer.cxx:86
bool HasObjectNavigationOrder() const
Return whether there is an explicit, user defined, object navigation order.
Definition: svdpage.cxx:891
Abstract DrawObject.
Definition: svdobj.hxx:259
SdrIterMode
Definition: svditer.hxx:36
bool mbUseZOrder
Definition: svditer.hxx:43
void ImpProcessMarkList(const SdrMarkList &rMarkList, SdrIterMode eMode)
Definition: svditer.cxx:105
void ImpProcessObj(const SdrObject &rSdrObject, SdrIterMode eMode)
Definition: svditer.cxx:116
A SdrPage contains exactly one SdrObjList and a description of the physical page dimensions (size / m...
Definition: svdpage.hxx:365
bool mbReverse
void Reset()
Definition: svditer.hxx:61
int mnIndex
std::vector< const SdrObject * > maObjList
Definition: svditer.hxx:40