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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_slideshow.hxx"

#include "transitiontools.hxx"
#include <basegfx/point/b2dpoint.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>


namespace slideshow {
namespace internal {

// TODO(Q2): Move this to basegfx
::basegfx::B2DPolygon createUnitRect()
{
    return ::basegfx::tools::createPolygonFromRect(
        ::basegfx::B2DRectangle(0.0,0.0,
                                1.0,1.0 ) );
}    

::basegfx::B2DPolyPolygon flipOnYAxis(
    ::basegfx::B2DPolyPolygon const & polypoly )
{
    ::basegfx::B2DPolyPolygon res(polypoly);
    res.transform(basegfx::tools::createScaleTranslateB2DHomMatrix(-1.0, 1.0, 1.0, 0.0));
    res.flip();
    return res;
}

::basegfx::B2DPolyPolygon flipOnXAxis(
    ::basegfx::B2DPolyPolygon const & polypoly )
{
    ::basegfx::B2DPolyPolygon res(polypoly);
    res.transform(basegfx::tools::createScaleTranslateB2DHomMatrix(1.0, -1.0, 0.0, 1.0));
    res.flip();
    return res;
}

}
}

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