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#if ! defined INCLUDED_SLIDESHOW_BARNDOORWIPE_HXX
#define INCLUDED_SLIDESHOW_BARNDOORWIPE_HXX

#include <basegfx/polygon/b2dpolygon.hxx>

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


namespace slideshow {
namespace internal {

/// Generate a barn door wipe or double barn door wipe:
class BarnDoorWipe : public ParametricPolyPolygon
{
public:
    BarnDoorWipe( bool doubled = false )
        : m_unitRect( createUnitRect() ), m_doubled(doubled) {}
    virtual ::basegfx::B2DPolyPolygon operator()( double x );
private:
    const ::basegfx::B2DPolygon m_unitRect;
    const bool m_doubled;
};

}
}

#endif /* INCLUDED_SLIDESHOW_BARNDOORWIPE_HXX */