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1 : : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : : /*************************************************************************
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28 : :
29 : : #ifndef _SVDITER_HXX
30 : : #define _SVDITER_HXX
31 : :
32 : : #include <vector>
33 : :
34 : : #include <sal/types.h>
35 : : #include "svx/svxdllapi.h"
36 : :
37 : : class SdrObjList;
38 : : class SdrObject;
39 : : class SdrMarkList;
40 : :
41 : : // SdrObjListIter methods:
42 : : // IM_FLAT : Flat over the list
43 : : // IM_DEEPWITHGROUPS : With recursive descent parser, Next() also returns group objects
44 : : // IM_DEEPNOGROUPS : With recursive descent parser, Next() returns no group objects
45 : : enum SdrIterMode { IM_FLAT, IM_DEEPWITHGROUPS, IM_DEEPNOGROUPS};
46 : :
47 : 8040 : class SVX_DLLPUBLIC SdrObjListIter
48 : : {
49 : : std::vector<SdrObject*> maObjList;
50 : : sal_uInt32 mnIndex;
51 : : bool mbReverse;
52 : :
53 : : void ImpProcessObjectList(const SdrObjList& rObjList, SdrIterMode eMode, bool bUseZOrder);
54 : : void ImpProcessMarkList(const SdrMarkList& rMarkList, SdrIterMode eMode);
55 : : void ImpProcessObj(SdrObject* pObj, SdrIterMode eMode, bool bUseZOrder);
56 : :
57 : : public:
58 : : explicit SdrObjListIter(const SdrObjList& rObjList, SdrIterMode eMode = IM_DEEPNOGROUPS, bool bReverse = false);
59 : : /** This variant lets the user choose the order in which to travel over
60 : : the objects.
61 : : @param bUseZOrder
62 : : When <TRUE/> then the z-order defines the order of iteration.
63 : : Otherwise the navigation position as returned by
64 : : SdrObject::GetNavigationPosition() is used.
65 : : */
66 : : SdrObjListIter(const SdrObjList& rObjList, bool bUseZOrder, SdrIterMode eMode = IM_DEEPNOGROUPS, bool bReverse = false);
67 : :
68 : : /* SJ: the following function can now be used with every
69 : : SdrObject and is no longer limited to group objects */
70 : : explicit SdrObjListIter(const SdrObject& rObj, SdrIterMode eMode = IM_DEEPNOGROUPS, bool bReverse = false);
71 : :
72 : : /** Iterates over a list of marked objects received from the SdrMarkView. */
73 : : explicit SdrObjListIter(const SdrMarkList& rMarkList, SdrIterMode eMode = IM_DEEPNOGROUPS, bool bReverse = false);
74 : :
75 [ # # ]: 0 : void Reset() { mnIndex = (mbReverse ? maObjList.size() : 0L); }
76 [ - + ]: 6110 : bool IsMore() const { return (mbReverse ? mnIndex != 0 : ( mnIndex < maObjList.size())); }
77 : 9710 : SdrObject* Next()
78 : : {
79 [ - + ]: 9710 : sal_uInt32 idx = (mbReverse ? --mnIndex : mnIndex++);
80 [ + + ]: 9710 : return idx < maObjList.size() ? maObjList[idx] : NULL;
81 : : }
82 : :
83 : : sal_uInt32 Count() { return maObjList.size(); }
84 : : };
85 : :
86 : : #endif //_SVDITER_HXX
87 : :
88 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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