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 #ifndef INCLUDED_SLIDESHOW_ACCUMULATION_HXX 29*cdf0e10cSrcweir #define INCLUDED_SLIDESHOW_ACCUMULATION_HXX 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir #include <sal/types.h> 32*cdf0e10cSrcweir #include <rtl/ustring.hxx> 33*cdf0e10cSrcweir 34*cdf0e10cSrcweir 35*cdf0e10cSrcweir namespace slideshow 36*cdf0e10cSrcweir { 37*cdf0e10cSrcweir namespace internal 38*cdf0e10cSrcweir { 39*cdf0e10cSrcweir /** Generic accumulation. 40*cdf0e10cSrcweir 41*cdf0e10cSrcweir This template handles value accumulation across repeated 42*cdf0e10cSrcweir effect runs: returned is the end value times the repeat 43*cdf0e10cSrcweir count, plus the current value. 44*cdf0e10cSrcweir 45*cdf0e10cSrcweir @param rEndValue 46*cdf0e10cSrcweir End value of the simple animation. 47*cdf0e10cSrcweir 48*cdf0e10cSrcweir @param nRepeatCount 49*cdf0e10cSrcweir Number of completed repeats (i.e. 0 during the first 50*cdf0e10cSrcweir effect run) 51*cdf0e10cSrcweir 52*cdf0e10cSrcweir @param rCurrValue 53*cdf0e10cSrcweir Current animation value 54*cdf0e10cSrcweir */ 55*cdf0e10cSrcweir template< typename ValueType > ValueType accumulate( const ValueType& rEndValue, 56*cdf0e10cSrcweir sal_uInt32 nRepeatCount, 57*cdf0e10cSrcweir const ValueType& rCurrValue ) 58*cdf0e10cSrcweir { 59*cdf0e10cSrcweir return nRepeatCount*rEndValue + rCurrValue; 60*cdf0e10cSrcweir } 61*cdf0e10cSrcweir 62*cdf0e10cSrcweir /// Specialization for non-addable enums/constant values 63*cdf0e10cSrcweir template<> sal_Int16 accumulate< sal_Int16 >( const sal_Int16&, 64*cdf0e10cSrcweir sal_uInt32, 65*cdf0e10cSrcweir const sal_Int16& rCurrValue ) 66*cdf0e10cSrcweir { 67*cdf0e10cSrcweir // always return rCurrValue, it's forbidden to add enums/constant values... 68*cdf0e10cSrcweir return rCurrValue; 69*cdf0e10cSrcweir } 70*cdf0e10cSrcweir 71*cdf0e10cSrcweir /// Specialization for non-addable strings 72*cdf0e10cSrcweir template<> ::rtl::OUString accumulate< ::rtl::OUString >( const ::rtl::OUString&, 73*cdf0e10cSrcweir sal_uInt32, 74*cdf0e10cSrcweir const ::rtl::OUString& rCurrValue ) 75*cdf0e10cSrcweir { 76*cdf0e10cSrcweir // always return rCurrValue, it's impossible to add strings... 77*cdf0e10cSrcweir return rCurrValue; 78*cdf0e10cSrcweir } 79*cdf0e10cSrcweir 80*cdf0e10cSrcweir /// Specialization for non-addable bools 81*cdf0e10cSrcweir template<> bool accumulate< bool >( const bool&, 82*cdf0e10cSrcweir sal_uInt32, 83*cdf0e10cSrcweir const bool& bCurrValue ) 84*cdf0e10cSrcweir { 85*cdf0e10cSrcweir // always return bCurrValue, SMIL spec requires to ignore 86*cdf0e10cSrcweir // cumulative behaviour for bools. 87*cdf0e10cSrcweir return bCurrValue; 88*cdf0e10cSrcweir } 89*cdf0e10cSrcweir } 90*cdf0e10cSrcweir } 91*cdf0e10cSrcweir 92*cdf0e10cSrcweir #endif /* INCLUDED_SLIDESHOW_ACCUMULATION_HXX */ 93