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27*cdf0e10cSrcweir 
28*cdf0e10cSrcweir #if ! defined INCLUDED_SLIDESHOW_CHECKERBOARDWIPE_HXX
29*cdf0e10cSrcweir #define INCLUDED_SLIDESHOW_CHECKERBOARDWIPE_HXX
30*cdf0e10cSrcweir 
31*cdf0e10cSrcweir #include <osl/diagnose.h>
32*cdf0e10cSrcweir 
33*cdf0e10cSrcweir #include "transitiontools.hxx"
34*cdf0e10cSrcweir #include "parametricpolypolygon.hxx"
35*cdf0e10cSrcweir 
36*cdf0e10cSrcweir 
37*cdf0e10cSrcweir namespace slideshow {
38*cdf0e10cSrcweir namespace internal {
39*cdf0e10cSrcweir 
40*cdf0e10cSrcweir /// Generate a check board wipe (across)
41*cdf0e10cSrcweir class CheckerBoardWipe : public ParametricPolyPolygon
42*cdf0e10cSrcweir {
43*cdf0e10cSrcweir public:
44*cdf0e10cSrcweir     CheckerBoardWipe( sal_Int32 unitsPerEdge = 10 )
45*cdf0e10cSrcweir         : m_unitsPerEdge(unitsPerEdge),
46*cdf0e10cSrcweir           m_unitRect( createUnitRect() )
47*cdf0e10cSrcweir         { OSL_ASSERT( (unitsPerEdge % 2) == 0 ); }
48*cdf0e10cSrcweir     virtual ::basegfx::B2DPolyPolygon operator () ( double x );
49*cdf0e10cSrcweir private:
50*cdf0e10cSrcweir     const sal_Int32 m_unitsPerEdge;
51*cdf0e10cSrcweir     const ::basegfx::B2DPolyPolygon m_unitRect;
52*cdf0e10cSrcweir };
53*cdf0e10cSrcweir 
54*cdf0e10cSrcweir }
55*cdf0e10cSrcweir }
56*cdf0e10cSrcweir 
57*cdf0e10cSrcweir #endif /* INCLUDED_SLIDESHOW_CHECKERBOARDWIPE_HXX */
58