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21 
22 
23 
24 #if ! defined INCLUDED_SLIDESHOW_WATERFALLWIPE_HXX
25 #define INCLUDED_SLIDESHOW_WATERFALLWIPE_HXX
26 
27 #include "parametricpolypolygon.hxx"
28 #include <basegfx/polygon/b2dpolygon.hxx>
29 
30 
31 namespace slideshow {
32 namespace internal {
33 
34 /// Generate a vertical left waterfall wipe
35 class WaterfallWipe : public ParametricPolyPolygon
36 {
37 public:
38     WaterfallWipe( sal_Int32 nElements, bool flipOnYAxis = false );
39     virtual ::basegfx::B2DPolyPolygon operator () ( double t );
40 private:
41     bool m_flipOnYAxis;
42     ::basegfx::B2DPolygon m_waterfall;
43 };
44 
45 }
46 }
47 
48 #endif /* INCLUDED_SLIDESHOW_WATERFALLWIPE_HXX */
49