91 lines
3.3 KiB
C++
91 lines
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef INCLUDED_SLIDESHOW_ANIMATABLESHAPE_HXX
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#define INCLUDED_SLIDESHOW_ANIMATABLESHAPE_HXX
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#include <boost/shared_ptr.hpp>
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#include "shape.hxx"
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namespace slideshow
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{
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namespace internal
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{
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/** Represents an animatable shape.
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This interface adds animation handling methods to a
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shape. It allows transparent switching between
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sprite-based viewing and static painting, depending on
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whether animations are currently running.
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*/
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class AnimatableShape : public Shape
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{
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public:
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// Animation methods
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//------------------------------------------------------------------
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/** Notify the Shape that an animation starts now
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This method enters animation mode on all registered
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views.
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@attention This method is supposed to be called only
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from the LayerManager, since it might involve shifting
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shapes between different layers (and removing this
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shape from the background layer in the first place)
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*/
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virtual void enterAnimationMode() = 0;
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/** Notify the Shape that it is no longer animated
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This methods requests the Shape to end animation mode
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on all registered views, if called more or equal the
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times enterAnimationMode() was called. That is, the
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Shape only leaves animation mode, if all requested
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enterAnimationMode() call sites have issued their
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matching leaveAnimationMode().
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@attention This method is supposed to be called only
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from the LayerManager, since it might involve shifting
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shapes between different layers (and adding this
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shape to the background layer again)
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*/
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virtual void leaveAnimationMode() = 0;
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};
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typedef ::boost::shared_ptr< AnimatableShape > AnimatableShapeSharedPtr;
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}
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}
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#endif /* INCLUDED_SLIDESHOW_ANIMATABLESHAPE_HXX */
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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