1*aaef562fSAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*aaef562fSAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*aaef562fSAndrew Rist * or more contributor license agreements. See the NOTICE file 5*aaef562fSAndrew Rist * distributed with this work for additional information 6*aaef562fSAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*aaef562fSAndrew Rist * to you under the Apache License, Version 2.0 (the 8*aaef562fSAndrew Rist * "License"); you may not use this file except in compliance 9*aaef562fSAndrew Rist * with the License. You may obtain a copy of the License at 10*aaef562fSAndrew Rist * 11*aaef562fSAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*aaef562fSAndrew Rist * 13*aaef562fSAndrew Rist * Unless required by applicable law or agreed to in writing, 14*aaef562fSAndrew Rist * software distributed under the License is distributed on an 15*aaef562fSAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*aaef562fSAndrew Rist * KIND, either express or implied. See the License for the 17*aaef562fSAndrew Rist * specific language governing permissions and limitations 18*aaef562fSAndrew Rist * under the License. 19*aaef562fSAndrew Rist * 20*aaef562fSAndrew Rist *************************************************************/ 21*aaef562fSAndrew Rist 22*aaef562fSAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir #if ! defined INCLUDED_SLIDESHOW_SNAKEWIPE_HXX 25cdf0e10cSrcweir #define INCLUDED_SLIDESHOW_SNAKEWIPE_HXX 26cdf0e10cSrcweir 27cdf0e10cSrcweir #include "parametricpolypolygon.hxx" 28cdf0e10cSrcweir 29cdf0e10cSrcweir #include <basegfx/numeric/ftools.hxx> 30cdf0e10cSrcweir #include <basegfx/point/b2dpoint.hxx> 31cdf0e10cSrcweir 32cdf0e10cSrcweir 33cdf0e10cSrcweir namespace slideshow { 34cdf0e10cSrcweir namespace internal { 35cdf0e10cSrcweir 36cdf0e10cSrcweir /// Generates a snake wipe: 37cdf0e10cSrcweir class SnakeWipe : public ParametricPolyPolygon 38cdf0e10cSrcweir { 39cdf0e10cSrcweir public: 40cdf0e10cSrcweir SnakeWipe( sal_Int32 nElements, bool diagonal, bool flipOnYAxis ); 41cdf0e10cSrcweir virtual ::basegfx::B2DPolyPolygon operator () ( double t ); 42cdf0e10cSrcweir 43cdf0e10cSrcweir protected: 44cdf0e10cSrcweir // topLeftHorizontal: 45cdf0e10cSrcweir ::basegfx::B2DPolyPolygon calcSnake( double t ) const; 46cdf0e10cSrcweir // topLeftDiagonal: 47cdf0e10cSrcweir ::basegfx::B2DPolyPolygon calcHalfDiagonalSnake( double t, bool in ) const; 48cdf0e10cSrcweir 49cdf0e10cSrcweir const sal_Int32 m_sqrtElements; 50cdf0e10cSrcweir const double m_elementEdge; 51cdf0e10cSrcweir const bool m_diagonal; 52cdf0e10cSrcweir const bool m_flipOnYAxis; 53cdf0e10cSrcweir }; 54cdf0e10cSrcweir 55cdf0e10cSrcweir /// Generates a parallel snakes wipe: 56cdf0e10cSrcweir class ParallelSnakesWipe : public SnakeWipe 57cdf0e10cSrcweir { 58cdf0e10cSrcweir public: ParallelSnakesWipe(sal_Int32 nElements,bool diagonal,bool flipOnYAxis,bool opposite)59cdf0e10cSrcweir ParallelSnakesWipe( sal_Int32 nElements, 60cdf0e10cSrcweir bool diagonal, bool flipOnYAxis, bool opposite ) 61cdf0e10cSrcweir : SnakeWipe( nElements, diagonal, flipOnYAxis ), 62cdf0e10cSrcweir m_opposite( opposite ) 63cdf0e10cSrcweir {} 64cdf0e10cSrcweir virtual ::basegfx::B2DPolyPolygon operator () ( double t ); 65cdf0e10cSrcweir private: 66cdf0e10cSrcweir const bool m_opposite; 67cdf0e10cSrcweir }; 68cdf0e10cSrcweir 69cdf0e10cSrcweir } 70cdf0e10cSrcweir } 71cdf0e10cSrcweir 72cdf0e10cSrcweir #endif /* INCLUDED_SLIDESHOW_SNAKEWIPE_HXX */ 73