4e5f866585
2005/08/08 09:36:54 dbo 1.3.24.1: #i45197# dequeued() -> ActivityBase added end() Issue number: Submitted by: Reviewed by:
96 lines
3.3 KiB
C++
96 lines
3.3 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: simplecontinuousactivitybase.hxx,v $
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*
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* $Revision: 1.5 $
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*
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* last change: $Author: obo $ $Date: 2005-10-11 08:41:36 $
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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_SIMPLECONTINUOUSACTIVITYBASE_HXX
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#define _SLIDESHOW_SIMPLECONTINUOUSACTIVITYBASE_HXX
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#include <activitybase.hxx>
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#include <canvas/elapsedtime.hxx>
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namespace presentation
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{
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namespace internal
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{
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/** Simple, continuous animation.
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This class implements a simple, continuous animation
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without considering repeats or acceleration on the
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perform call. Only useful as a base class, you
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probably want to use ContinuousActivityBase.
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*/
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class SimpleContinuousActivityBase : public ActivityBase
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{
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public:
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SimpleContinuousActivityBase( const ActivityParameters& rParms );
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virtual double calcTimeLag() const;
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virtual bool perform();
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protected:
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/** Hook for derived classes
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This method will be called from perform().
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@param nSimpleTime
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Simple animation time, without repeat,
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acceleration or deceleration applied. This value
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is always in the [0,1] range, the repeat is
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accounted for with the nRepeatCount parameter.
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@param nRepeatCount
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Number of full repeats already performed
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*/
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virtual void simplePerform( double nSimpleTime, sal_uInt32 nRepeatCount ) const = 0;
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virtual void startAnimation();
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private:
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/// Time elapsed since activity started
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::canvas::tools::ElapsedTime maTimer;
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/// Simple duration of activity
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const double mnMinSimpleDuration;
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/// Minimal number of frames to show (see ActivityParameters)
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const sal_uInt32 mnMinNumberOfFrames;
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/// Actual number of frames shown until now.
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sal_uInt32 mnCurrPerformCalls;
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};
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}
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}
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#endif /* _SLIDESHOW_SIMPLECONTINUOUSACTIVITYBASE_HXX */
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