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#if ! defined INCLUDED_SLIDESHOW_DOUBLEDIAMONDWIPE_HXX
#define INCLUDED_SLIDESHOW_DOUBLEDIAMONDWIPE_HXX

#include <basegfx/polygon/b2dpolypolygon.hxx>

#include "parametricpolypolygon.hxx"
#include "transitiontools.hxx"


namespace slideshow {
namespace internal {

/// Generates a double diamond wipe:
class DoubleDiamondWipe : public ParametricPolyPolygon
{
public:
    DoubleDiamondWipe() : m_unitRect( createUnitRect() ) {}
    virtual ::basegfx::B2DPolyPolygon operator()( double x );
private:
    const ::basegfx::B2DPolyPolygon m_unitRect;
};

}
}

#endif /* INCLUDED_SLIDESHOW_DOUBLEDIAMONDWIPE_HXX */