/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /************************************************************************* * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * Copyright 2000, 2010 Oracle and/or its affiliates. * * OpenOffice.org - a multi-platform office productivity suite * * This file is part of OpenOffice.org. * * OpenOffice.org is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License version 3 * only, as published by the Free Software Foundation. * * OpenOffice.org is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License version 3 for more details * (a copy is included in the LICENSE file that accompanied this code). * * You should have received a copy of the GNU Lesser General Public License * version 3 along with OpenOffice.org. If not, see * * for a copy of the LGPLv3 License. * ************************************************************************/ #if ! defined INCLUDED_SLIDESHOW_SPIRALWIPE_HXX #define INCLUDED_SLIDESHOW_SPIRALWIPE_HXX #include "parametricpolypolygon.hxx" #include #include namespace slideshow { namespace internal { /// Generates a topLeftClockWise or /// bottomLeftCounterClockWise (flipOnYAxis=true) spiral wipe: class SpiralWipe : public ParametricPolyPolygon { public: SpiralWipe( sal_Int32 nElements, bool flipOnYAxis = false ); virtual ::basegfx::B2DPolyPolygon operator () ( double t ); protected: ::basegfx::B2DPolyPolygon calcNegSpiral( double t ) const; const sal_Int32 m_elements; const sal_Int32 m_sqrtElements; const bool m_flipOnYAxis; }; /// Generates a twoBoxLeft or fourBoxHorizontal wipe: class BoxSnakesWipe : public SpiralWipe { public: BoxSnakesWipe( sal_Int32 nElements, bool fourBox = false ) : SpiralWipe(nElements), m_fourBox(fourBox) {} virtual ::basegfx::B2DPolyPolygon operator () ( double t ); private: const bool m_fourBox; }; } } #endif /* INCLUDED_SLIDESHOW_SPIRALWIPE_HXX */ /* vim:set shiftwidth=4 softtabstop=4 expandtab: */