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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
commit | ed5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch) | |
tree | 7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /svx/source/sdr/animation/animationstate.cxx | |
parent | Initial commit. (diff) | |
download | libreoffice-upstream.tar.xz libreoffice-upstream.zip |
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | svx/source/sdr/animation/animationstate.cxx | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/svx/source/sdr/animation/animationstate.cxx b/svx/source/sdr/animation/animationstate.cxx new file mode 100644 index 000000000..074f2082e --- /dev/null +++ b/svx/source/sdr/animation/animationstate.cxx @@ -0,0 +1,130 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * 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 + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <svx/sdr/animation/animationstate.hxx> +#include <svx/sdr/contact/viewobjectcontact.hxx> +#include <svx/sdr/animation/objectanimator.hxx> +#include <svx/sdr/contact/objectcontact.hxx> +#include <drawinglayer/primitive2d/animatedprimitive2d.hxx> +#include <drawinglayer/animation/animationtiming.hxx> +#include <comphelper/lok.hxx> + + +namespace sdr::animation +{ + double PrimitiveAnimation::getSmallestNextTime(double fCurrentTime) + { + double fRetval(0.0); + + if(!maAnimatedPrimitives.empty()) + { + const sal_Int32 nCount(maAnimatedPrimitives.size()); + + for(sal_Int32 a(0); a < nCount; a++) + { + const drawinglayer::primitive2d::Primitive2DReference xRef(maAnimatedPrimitives[a]); + const drawinglayer::primitive2d::AnimatedSwitchPrimitive2D* pCandidate = static_cast< const drawinglayer::primitive2d::AnimatedSwitchPrimitive2D* >(xRef.get()); + + 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)) + return; + + // 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 = static_cast<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(static_cast<sal_uInt32>(fCurrentTime) + 25); + + 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, drawinglayer::primitive2d::Primitive2DContainer&& rAnimatedPrimitives) + : mrVOContact(rVOContact), + maAnimatedPrimitives(std::move(rAnimatedPrimitives)) + { + if (!comphelper::LibreOfficeKit::isActive()) + // 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(); + + if (!comphelper::LibreOfficeKit::isActive()) + // re-setup + prepareNextEvent(); + } + +} // end of namespace + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |