1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir #if ! defined INCLUDED_SLIDESHOW_SPIRALWIPE_HXX 29*cdf0e10cSrcweir #define INCLUDED_SLIDESHOW_SPIRALWIPE_HXX 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir #include "parametricpolypolygon.hxx" 32*cdf0e10cSrcweir #include <basegfx/numeric/ftools.hxx> 33*cdf0e10cSrcweir #include <basegfx/point/b2dpoint.hxx> 34*cdf0e10cSrcweir 35*cdf0e10cSrcweir 36*cdf0e10cSrcweir namespace slideshow { 37*cdf0e10cSrcweir namespace internal { 38*cdf0e10cSrcweir 39*cdf0e10cSrcweir /// Generates a topLeftClockWise or 40*cdf0e10cSrcweir /// bottomLeftCounterClockWise (flipOnYAxis=true) spiral wipe: 41*cdf0e10cSrcweir class SpiralWipe : public ParametricPolyPolygon 42*cdf0e10cSrcweir { 43*cdf0e10cSrcweir public: 44*cdf0e10cSrcweir SpiralWipe( sal_Int32 nElements, bool flipOnYAxis = false ); 45*cdf0e10cSrcweir virtual ::basegfx::B2DPolyPolygon operator () ( double t ); 46*cdf0e10cSrcweir protected: 47*cdf0e10cSrcweir ::basegfx::B2DPolyPolygon calcNegSpiral( double t ) const; 48*cdf0e10cSrcweir 49*cdf0e10cSrcweir const sal_Int32 m_elements; 50*cdf0e10cSrcweir const sal_Int32 m_sqrtElements; 51*cdf0e10cSrcweir const bool m_flipOnYAxis; 52*cdf0e10cSrcweir }; 53*cdf0e10cSrcweir 54*cdf0e10cSrcweir /// Generates a twoBoxLeft or fourBoxHorizontal wipe: 55*cdf0e10cSrcweir class BoxSnakesWipe : public SpiralWipe 56*cdf0e10cSrcweir { 57*cdf0e10cSrcweir public: 58*cdf0e10cSrcweir BoxSnakesWipe( sal_Int32 nElements, bool fourBox = false ) 59*cdf0e10cSrcweir : SpiralWipe(nElements), m_fourBox(fourBox) {} 60*cdf0e10cSrcweir virtual ::basegfx::B2DPolyPolygon operator () ( double t ); 61*cdf0e10cSrcweir private: 62*cdf0e10cSrcweir const bool m_fourBox; 63*cdf0e10cSrcweir }; 64*cdf0e10cSrcweir 65*cdf0e10cSrcweir } 66*cdf0e10cSrcweir } 67*cdf0e10cSrcweir 68*cdf0e10cSrcweir #endif /* INCLUDED_SLIDESHOW_SPIRALWIPE_HXX */ 69