/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * This file is part of the LibreOffice project.
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 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
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 */

#ifndef INCLUDED_SLIDESHOW_CONTINUOUSACTIVITYBASE_HXX
#define INCLUDED_SLIDESHOW_CONTINUOUSACTIVITYBASE_HXX

#include "simplecontinuousactivitybase.hxx"

namespace slideshow
{
    namespace internal
    {
        /** Simple, continuous animation.

            This class implements a simple, continuous
            animation. Only addition to ActivityBase class is an
            explicit animation duration and a minimal number of
            frames to display.
        */
        class ContinuousActivityBase : public SimpleContinuousActivityBase
        {
        public:
            ContinuousActivityBase( const ActivityParameters& rParms );

            using SimpleContinuousActivityBase::perform;

            /** Hook for derived classes

                This method will be called from perform(), already
                equipped with the modified time (nMinNumberOfFrames, repeat,
                acceleration and deceleration taken into account).

                @param nModifiedTime
                Already accelerated/decelerated and repeated time, always
                in the [0,1] range.

                @param nRepeatCount
                Number of full repeats already performed
            */
            virtual void perform( double nModifiedTime, sal_uInt32 nRepeatCount ) const = 0;

            /// From SimpleContinuousActivityBase class
            virtual void simplePerform( double      nSimpleTime,
                                        sal_uInt32  nRepeatCount ) const;
        };
    }
}

#endif /* INCLUDED_SLIDESHOW_CONTINUOUSACTIVITYBASE_HXX */

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