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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/inc/transitioninfo.hxx | |
parent | Initial commit. (diff) | |
download | libreoffice-upstream/1%7.0.4.tar.xz libreoffice-upstream/1%7.0.4.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/inc/transitioninfo.hxx')
-rw-r--r-- | slideshow/source/inc/transitioninfo.hxx | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/slideshow/source/inc/transitioninfo.hxx b/slideshow/source/inc/transitioninfo.hxx new file mode 100644 index 000000000..241771bec --- /dev/null +++ b/slideshow/source/inc/transitioninfo.hxx @@ -0,0 +1,144 @@ +/* -*- 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_INC_TRANSITIONINFO_HXX +#define INCLUDED_SLIDESHOW_SOURCE_INC_TRANSITIONINFO_HXX + +#include <sal/types.h> + + +namespace slideshow { +namespace internal { + +struct TransitionInfo +{ + // the following two member serve as the search key + // for an incoming XTransitionFilter node + + // { + + sal_Int16 mnTransitionType; + sal_Int16 mnTransitionSubType; + + // } + + + /** This enum classifies a transition type + */ + enum TransitionClass + { + /// Invalid type + TRANSITION_INVALID, + + /// Transition expressed by parametric clip polygon + TRANSITION_CLIP_POLYPOLYGON, + + /// Transition expressed by hand-crafted function + TRANSITION_SPECIAL + }; + + /// class of effect handling + TransitionClass meTransitionClass; + + /// Rotation angle of clip polygon + double mnRotationAngle; + + /// X scaling of clip polygon (negative values mirror) + double mnScaleX; + + /// Y scaling of clip polygon (negative values mirror) + double mnScaleY; + + /** This enum determines the method how to reverse + a parametric clip polygon transition. + + A reversed transition runs in the geometrically + opposite direction. For a left-to-right bar wipe, the + reversed transition is a right-to-left wipe, whereas + for an iris transition, the reversed mode will show + the target in the outer area (instead of in the inner + area, as in normal mode). + */ + enum class ReverseMethod + { + /** Ignore direction attribute altogether + (if it has no sensible meaning for this transition) + */ + Ignore, + + /** Combination of ReverseMethod::InvertSweep and + ReverseMethod::SubtractPolygon. + */ + SubtractAndInvert, + + /// Reverse by rotating polygon 180 degrees + Rotate180, + + /// Reverse by flipping polygon at the y (!) axis + FlipX, + + /// Reverse by flipping polygon at the x (!) axis + FlipY + }; + + /** Indicating the method to use when transition + should be 'reversed'. + + @see ReverseMethod + */ + ReverseMethod meReverseMethod; + + /** When true, transition 'out' effects are realized + by inverting the parameter sweep direction (1->0 + instead of 0->1). Otherwise, 'out' effects are + realized by changing inside and outside areas of + the parametric poly-polygon. + */ + bool mbOutInvertsSweep; + + /** when true, scale clip polygon isotropically to + target size. when false, scale is + anisotropically. + */ + bool mbScaleIsotrophically; + + + /// Compare against type and subtype + class Comparator + { + sal_Int16 mnTransitionType; + sal_Int16 mnTransitionSubType; + public: + Comparator( sal_Int16 nTransitionType, + sal_Int16 nTransitionSubType ) + : mnTransitionType( nTransitionType ), + mnTransitionSubType( nTransitionSubType ) {} + bool operator()( const TransitionInfo& rEntry ) const { + return rEntry.mnTransitionType == mnTransitionType && + rEntry.mnTransitionSubType == mnTransitionSubType; + } + }; +}; + +} // namespace internal +} // namespace presentation + +#endif // INCLUDED_SLIDESHOW_SOURCE_INC_TRANSITIONINFO_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |