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Diffstat (limited to 'svx/source/sdr/animation/animationstate.cxx')
| -rw-r--r-- | svx/source/sdr/animation/animationstate.cxx | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/svx/source/sdr/animation/animationstate.cxx b/svx/source/sdr/animation/animationstate.cxx new file mode 100644 index 000000000000..39d4777fc60c --- /dev/null +++ b/svx/source/sdr/animation/animationstate.cxx @@ -0,0 +1,151 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: animationstate.cxx,v $ + * $Revision: 1.7 $ + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_svx.hxx" +#include <svx/sdr/animation/animationstate.hxx> +#include <tools/debug.hxx> +#include <svx/sdr/contact/viewobjectcontact.hxx> +#include <svx/sdr/animation/objectanimator.hxx> +#include <svx/sdr/contact/objectcontact.hxx> +#include <svx/sdr/contact/viewcontact.hxx> +#include <drawinglayer/primitive2d/animatedprimitive2d.hxx> +#include <drawinglayer/animation/animationtiming.hxx> + +////////////////////////////////////////////////////////////////////////////// + +namespace sdr +{ + namespace animation + { + double PrimitiveAnimation::getSmallestNextTime(double fCurrentTime) + { + double fRetval(0.0); + + if(maAnimatedPrimitives.hasElements()) + { + const sal_Int32 nCount(maAnimatedPrimitives.getLength()); + + for(sal_Int32 a(0L); a < nCount; a++) + { + const drawinglayer::primitive2d::Primitive2DReference xRef(maAnimatedPrimitives[a]); + const drawinglayer::primitive2d::AnimatedSwitchPrimitive2D* pCandidate = dynamic_cast< const drawinglayer::primitive2d::AnimatedSwitchPrimitive2D* >(xRef.get()); + OSL_ENSURE(pCandidate, "PrimitiveAnimation::getSmallestNextTime: wrong primitive in animated list (!)"); + + if(pCandidate) + { + const drawinglayer::animation::AnimationEntry& rAnimEntry = pCandidate->getAnimationEntry(); + const double fNextTime(rAnimEntry.getNextEventTime(fCurrentTime)); + + if(!::basegfx::fTools::equalZero(fNextTime)) + { + if(::basegfx::fTools::equalZero(fRetval)) + { + fRetval = fNextTime; + } + else if(::basegfx::fTools::less(fNextTime, fRetval)) + { + fRetval = fNextTime; + } + } + } + } + } + + return fRetval; + } + + void PrimitiveAnimation::prepareNextEvent() + { + const double fCurrentTime(mrVOContact.GetObjectContact().getPrimitiveAnimator().GetTime()); + const double fNextTime(getSmallestNextTime(fCurrentTime)); + + // getSmallestNextTime will be zero when animation ended. If not zero, a next step + // exists + if(!::basegfx::fTools::equalZero(fNextTime)) + { + // next time point exists, use it + sal_uInt32 nNextTime; + + if(fNextTime >= (double)0xffffff00) + { + // take care for very late points in time, e.g. when a text animation stops + // in a defined AnimationEntryFixed with endless (0xffffffff) duration + nNextTime = GetTime() + (1000 * 60 * 60); // one hour, works with vcl timers, 0xffffff00 was too much... + } + else + { + nNextTime = (sal_uInt32)fNextTime; + } + + // ensure step forward in integer timing, the floating step difference maybe smaller than 1.0. Use + // at least 25ms for next step + const sal_uInt32 nMinimumStepTime((sal_uInt32)fCurrentTime + 25L); + + if(nNextTime <= nMinimumStepTime) + { + nNextTime = nMinimumStepTime; + } + + // set time and reactivate by re-adding to the scheduler + SetTime(nNextTime); + mrVOContact.GetObjectContact().getPrimitiveAnimator().InsertEvent(this); + } + } + + PrimitiveAnimation::PrimitiveAnimation(sdr::contact::ViewObjectContact& rVOContact, const drawinglayer::primitive2d::Primitive2DSequence& rAnimatedPrimitives) + : Event(0L), + mrVOContact(rVOContact), + maAnimatedPrimitives(rAnimatedPrimitives) + { + // setup initially + prepareNextEvent(); + } + + PrimitiveAnimation::~PrimitiveAnimation() + { + // ensure that Event member is removed from PrimitiveAnimator + mrVOContact.GetObjectContact().getPrimitiveAnimator().RemoveEvent(this); + } + + // execute event, from base class Event + void PrimitiveAnimation::Trigger(sal_uInt32 /*nTime*/) + { + // schedule a repaint of associated object + mrVOContact.ActionChanged(); + + // re-setup + prepareNextEvent(); + } + } // end of namespace animation +} // end of namespace sdr + +////////////////////////////////////////////////////////////////////////////// +// eof |