1182d7b094
2006/03/24 18:23:30 thb 1.3.18.3: #i37778# Moved whole slideshow engine from namespace presentation (which conflicts with one of the UNO subnamespaces) to slideshow 2006/03/15 15:22:22 thb 1.3.18.2: #i49357# Removed external include guards from all non-export headers (and from the cxx files, anyway) 2006/03/06 22:14:33 thb 1.3.18.1: #i53194# #i55294# #i59324# Overhauled IntrinsicAnimationActivity; fixes GIF animation import; corrected rehearse timings sprite size; several cosmetic changes (removed external header guards); prepared scene for sprite prio
81 lines
2.5 KiB
C++
81 lines
2.5 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: animationfunction.hxx,v $
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*
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* $Revision: 1.4 $
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*
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* last change: $Author: kz $ $Date: 2006-12-13 15:52:14 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#ifndef _SLIDESHOW_ANIMATIONFUNCTION_HXX
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#define _SLIDESHOW_ANIMATIONFUNCTION_HXX
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#include <sal/config.h>
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#include <boost/shared_ptr.hpp>
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/* Definition of AnimationFunction interface */
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namespace slideshow
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{
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namespace internal
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{
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/** Interface describing an abstract animation function.
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Use this interface to model time-dependent animation
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functions of one variable.
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*/
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class AnimationFunction
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{
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public:
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virtual ~AnimationFunction() {}
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/** Operator to calculate function value.
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This method calculates the function value for the
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given time instant t.
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@param t
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Current time instant, must be in the range [0,1]
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@return the function value, typically in relative
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user coordinate space ([0,1] range).
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*/
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virtual double operator()( double t ) const = 0;
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};
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typedef ::boost::shared_ptr< AnimationFunction > AnimationFunctionSharedPtr;
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}
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}
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#endif /* _SLIDESHOW_ANIMATIONFUNCTION_HXX */
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