LibreOffice Module oox (master)  1
layoutatomvisitorbase.hxx
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19 
20 #ifndef INCLUDED_OOX_SOURCE_DRAWINGML_DIAGRAM_LAYOUTATOMVISITORBASE_HXX
21 #define INCLUDED_OOX_SOURCE_DRAWINGML_DIAGRAM_LAYOUTATOMVISITORBASE_HXX
22 
23 #include "diagram.hxx"
24 #include "diagramlayoutatoms.hxx"
25 
26 namespace oox::drawingml {
27 
29 {
30  virtual ~LayoutAtomVisitor() {}
31  virtual void visit(ConstraintAtom& rAtom) = 0;
32  virtual void visit(RuleAtom& rAtom) = 0;
33  virtual void visit(AlgAtom& rAtom) = 0;
34  virtual void visit(ForEachAtom& rAtom) = 0;
35  virtual void visit(ConditionAtom& rAtom) = 0;
36  virtual void visit(ChooseAtom& rAtom) = 0;
37  virtual void visit(LayoutNode& rAtom) = 0;
38  virtual void visit(ShapeAtom& rAtom) = 0;
39 };
40 
41 // basic visitor implementation that follows if/else and for-each nodes
42 // and keeps track of current position in data tree
44 {
45 public:
46  LayoutAtomVisitorBase(const Diagram& rDgm, const dgm::Point* pRootPoint) :
47  mrDgm(rDgm),
48  mpCurrentNode(pRootPoint),
49  mnCurrIdx(0),
50  mnCurrStep(0),
51  mnCurrCnt(0),
53  {}
54 
55  void defaultVisit(LayoutAtom const& rAtom);
56 
58  virtual void visit(ForEachAtom& rAtom) override;
59  virtual void visit(ConditionAtom& rAtom) override;
60  virtual void visit(ChooseAtom& rAtom) override;
61  virtual void visit(LayoutNode& rAtom) override;
62 
63 protected:
64  const Diagram& mrDgm;
66  sal_Int32 mnCurrIdx;
67  sal_Int32 mnCurrStep;
68  sal_Int32 mnCurrCnt;
70 };
71 
73 {
74 public:
75  explicit ShallowPresNameVisitor(const Diagram& rDgm, const dgm::Point* pRootPoint) :
76  LayoutAtomVisitorBase(rDgm, pRootPoint),
77  mnCnt(0)
78  {}
79 
81  virtual void visit(ConstraintAtom& rAtom) override;
82  virtual void visit(RuleAtom& rAtom) override;
83  virtual void visit(AlgAtom& rAtom) override;
84  virtual void visit(ForEachAtom& rAtom) override;
85  virtual void visit(LayoutNode& rAtom) override;
86  virtual void visit(ShapeAtom& rAtom) override;
87 
88  size_t getCount() const { return mnCnt; }
89 
90 private:
91  size_t mnCnt;
92 };
93 
94 }
95 
96 #endif
97 
98 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
virtual void visit(ConstraintAtom &rAtom)=0
Represents one element.
abstract Atom for the layout
void defaultVisit(LayoutAtom const &rAtom)
LayoutAtomVisitorBase(const Diagram &rDgm, const dgm::Point *pRootPoint)
virtual void visit(ForEachAtom &rAtom) override
enum oox::drawingml::LayoutAtomVisitorBase::@1 meLookFor
virtual void visit(ConstraintAtom &rAtom) override
ShallowPresNameVisitor(const Diagram &rDgm, const dgm::Point *pRootPoint)