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21 
22 
23 
24 #if ! defined INCLUDED_SLIDESHOW_FOURBOXWIPE_HXX
25 #define INCLUDED_SLIDESHOW_FOURBOXWIPE_HXX
26 
27 #include "parametricpolypolygon.hxx"
28 #include "transitiontools.hxx"
29 #include "basegfx/polygon/b2dpolygon.hxx"
30 
31 
32 namespace slideshow {
33 namespace internal {
34 
35 /// Generate a 4-box wipe
36 class FourBoxWipe : public ParametricPolyPolygon
37 {
38 public:
FourBoxWipe(bool cornersOut)39     FourBoxWipe( bool cornersOut ) : m_cornersOut(cornersOut),
40                                      m_unitRect( createUnitRect() )
41         {}
42     virtual ::basegfx::B2DPolyPolygon operator () ( double t );
43 private:
44     const bool m_cornersOut;
45     const ::basegfx::B2DPolygon m_unitRect;
46 };
47 
48 }
49 }
50 
51 #endif /* INCLUDED_SLIDESHOW_FOURBOXWIPE_HXX */
52