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19 
20 #ifndef INCLUDED_SVX_POLYPOLYGONEDITOR_HXX
21 #define INCLUDED_SVX_POLYPOLYGONEDITOR_HXX
22 
23 #include <svx/svxdllapi.h>
24 
25 #include <svx/ipolypolygoneditorcontroller.hxx>
26 
27 #include <basegfx/polygon/b2dpolypolygon.hxx>
28 #include <set>
29 
30 namespace sdr
31 {
32 
33 /** this class implements some helper functions to edit a B2DPolyPolygon */
34 class SVX_DLLPUBLIC PolyPolygonEditor
35 {
36 public:
37     PolyPolygonEditor( const basegfx::B2DPolyPolygon& rPolyPolygon);
38 
GetPolyPolygon() const39     const basegfx::B2DPolyPolygon& GetPolyPolygon() const { return maPolyPolygon; }
40 
41     /** returns true if the B2DPolyPolygon was changed.
42         Warning: B2DPolyPolygon can be empty after this operation!
43     */
44     bool DeletePoints( const std::set< sal_uInt16 >& rAbsPoints );
45 
46     /** returns true if the B2DPolyPolygon was changed.
47     */
48     bool SetSegmentsKind(SdrPathSegmentKind eKind, const std::set< sal_uInt16 >& rAbsPoints);
49 
50     /** returns true if the B2DPolyPolygon was changed.
51     */
52     bool SetPointsSmooth( basegfx::B2VectorContinuity eFlags, const std::set< sal_uInt16 >& rAbsPoints);
53 
54     /** Outputs the relative position ( polygon number and point number in that polygon ) from the absolute point number.
55         False is returned if the given absolute point is greater not inside this B2DPolyPolygon
56     */
57     static bool GetRelativePolyPoint( const basegfx::B2DPolyPolygon& rPoly, sal_uInt32 nAbsPnt, sal_uInt32& rPolyNum, sal_uInt32& rPointNum );
58 
59 private:
60     basegfx::B2DPolyPolygon maPolyPolygon;
61 };
62 
63 }
64 
65 #endif
66 
67 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
68