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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
commit | 940b4d1848e8c70ab7642901a68594e8016caffc (patch) | |
tree | eb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /slideshow/source/engine/activities/continuouskeytimeactivitybase.hxx | |
parent | Initial commit. (diff) | |
download | libreoffice-1ad18e38974bb28c3d98d0be8f7d8c18fc56de29.tar.xz libreoffice-1ad18e38974bb28c3d98d0be8f7d8c18fc56de29.zip |
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'slideshow/source/engine/activities/continuouskeytimeactivitybase.hxx')
-rw-r--r-- | slideshow/source/engine/activities/continuouskeytimeactivitybase.hxx | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/slideshow/source/engine/activities/continuouskeytimeactivitybase.hxx b/slideshow/source/engine/activities/continuouskeytimeactivitybase.hxx new file mode 100644 index 000000000..5b9f66278 --- /dev/null +++ b/slideshow/source/engine/activities/continuouskeytimeactivitybase.hxx @@ -0,0 +1,76 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_SLIDESHOW_SOURCE_ENGINE_ACTIVITIES_CONTINUOUSKEYTIMEACTIVITYBASE_HXX +#define INCLUDED_SLIDESHOW_SOURCE_ENGINE_ACTIVITIES_CONTINUOUSKEYTIMEACTIVITYBASE_HXX + +#include "simplecontinuousactivitybase.hxx" + +#include <basegfx/utils/keystoplerp.hxx> + + +namespace slideshow +{ + namespace internal + { + /** Interpolated, key-times animation. + + This class implements an interpolated key-times + animation, with continuous time. + */ + class ContinuousKeyTimeActivityBase : public SimpleContinuousActivityBase + { + public: + explicit ContinuousKeyTimeActivityBase( 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 nIndex + Current index of the key times/key values. + + @param nFractionalIndex + Fractional value from the [0,1] range, specifying + the position between nIndex and nIndex+1. + + @param nRepeatCount + Number of full repeats already performed + */ + virtual void perform( sal_uInt32 nIndex, + double nFractionalIndex, + sal_uInt32 nRepeatCount ) const = 0; + + /// From SimpleContinuousActivityBase class + virtual void simplePerform( double nSimpleTime, + sal_uInt32 nRepeatCount ) const override; + + private: + const ::basegfx::utils::KeyStopLerp maLerper; + }; + } +} + +#endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_ACTIVITIES_CONTINUOUSKEYTIMEACTIVITYBASE_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |