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#ifndef INCLUDED_SLIDESHOW_TRANSITIONTOOLS_HXX
#define INCLUDED_SLIDESHOW_TRANSITIONTOOLS_HXX

#include <basegfx/numeric/ftools.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolypolygon.hxx>

#include <algorithm>


namespace slideshow {
namespace internal {

/// Create a unit rect.
::basegfx::B2DPolygon createUnitRect();

/// Flips on X-axis:
::basegfx::B2DPolyPolygon flipOnXAxis(
    ::basegfx::B2DPolyPolygon const & polypoly );

/// Flips on Y-axis:
::basegfx::B2DPolyPolygon flipOnYAxis(
    ::basegfx::B2DPolyPolygon const & polypoly );

}
}

#endif /* INCLUDED_SLIDESHOW_TRANSITIONTOOLS_HXX */