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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /slideshow/source/inc/animatableshape.hxx
parentInitial commit. (diff)
downloadlibreoffice-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>
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+/* -*- 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_ANIMATABLESHAPE_HXX
+#define INCLUDED_SLIDESHOW_SOURCE_INC_ANIMATABLESHAPE_HXX
+
+#include <memory>
+
+#include "shape.hxx"
+
+
+namespace slideshow::internal
+ {
+ /** Represents an animatable shape.
+
+ This interface adds animation handling methods to a
+ shape. It allows transparent switching between
+ sprite-based viewing and static painting, depending on
+ whether animations are currently running.
+ */
+ class AnimatableShape : public Shape
+ {
+ public:
+ // Animation methods
+
+
+ /** Notify the Shape that an animation starts now
+
+ This method enters animation mode on all registered
+ views.
+
+ @attention This method is supposed to be called only
+ from the LayerManager, since it might involve shifting
+ shapes between different layers (and removing this
+ shape from the background layer in the first place)
+ */
+ virtual void enterAnimationMode() = 0;
+
+ /** Notify the Shape that it is no longer animated
+
+ This methods requests the Shape to end animation mode
+ on all registered views, if called more or equal the
+ times enterAnimationMode() was called. That is, the
+ Shape only leaves animation mode, if all requested
+ enterAnimationMode() call sites have issued their
+ matching leaveAnimationMode().
+
+ @attention This method is supposed to be called only
+ from the LayerManager, since it might involve shifting
+ shapes between different layers (and adding this
+ shape to the background layer again)
+ */
+ virtual void leaveAnimationMode() = 0;
+
+ };
+
+ typedef ::std::shared_ptr< AnimatableShape > AnimatableShapeSharedPtr;
+
+}
+
+#endif // INCLUDED_SLIDESHOW_SOURCE_INC_ANIMATABLESHAPE_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */