Bjoern Michaelsen
b9337e22ce
see https://gerrit.libreoffice.org/#/c/3367/ and Change-Id: I00c96fa77d04b33a6f8c8cd3490dfcd9bdc9e84a for details Change-Id: I199a75bc4042af20817265d5ef85b1134a96ff5a
125 lines
5.0 KiB
C++
125 lines
5.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_ANIMATIONS_ANIMATIONNODEHELPER_HXX
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#define INCLUDED_ANIMATIONS_ANIMATIONNODEHELPER_HXX
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#include <com/sun/star/uno/Reference.hxx>
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#include <com/sun/star/animations/XAnimationNode.hpp>
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#include <com/sun/star/container/XEnumerationAccess.hpp>
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#include <com/sun/star/container/XEnumeration.hpp>
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#include <vector>
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/* Declaration and definition of AnimationNode helper */
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namespace anim
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{
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// TODO(Q1): this could possibly be implemented with a somewhat
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// more lightweight template, by having the actual worker receive
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// only a function pointer, and a thin templated wrapper around
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// that which converts member functions into that.
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/** Apply given functor to every animation node child.
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@param xNode
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Parent node
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@param rFunctor
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Functor to apply. The functor must have an appropriate
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operator()( const ::com::sun::star::uno::Reference<
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::com::sun::star::animations::XAnimationNode >& ) member.
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@return true, if the functor was successfully applied to
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all children, false otherwise.
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*/
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template< typename Functor > inline bool for_each_childNode( const ::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode >& xNode,
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Functor& rFunctor )
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{
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try
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{
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// get an XEnumerationAccess to the children
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::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumerationAccess >
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xEnumerationAccess( xNode,
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::com::sun::star::uno::UNO_QUERY_THROW );
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::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumeration >
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xEnumeration( xEnumerationAccess->createEnumeration(),
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::com::sun::star::uno::UNO_QUERY_THROW );
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while( xEnumeration->hasMoreElements() )
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{
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::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode >
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xChildNode( xEnumeration->nextElement(),
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::com::sun::star::uno::UNO_QUERY_THROW );
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rFunctor( xChildNode );
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}
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return true;
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}
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catch( ::com::sun::star::uno::Exception& )
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{
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return false;
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}
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}
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/** pushes the given node to the given vector and recursivly calls itself for each child node.
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*/
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inline void create_deep_vector( const ::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode >& xNode,
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std::vector< ::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode > >& rVector )
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{
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rVector.push_back( xNode );
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try
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{
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// get an XEnumerationAccess to the children
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::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumerationAccess >
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xEnumerationAccess( xNode,
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::com::sun::star::uno::UNO_QUERY );
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if( xEnumerationAccess.is() )
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{
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::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumeration >
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xEnumeration( xEnumerationAccess->createEnumeration(),
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::com::sun::star::uno::UNO_QUERY );
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if( xEnumeration.is() )
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{
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while( xEnumeration->hasMoreElements() )
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{
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::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode >
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xChildNode( xEnumeration->nextElement(),
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::com::sun::star::uno::UNO_QUERY_THROW );
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create_deep_vector( xChildNode, rVector );
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}
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}
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}
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}
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catch( ::com::sun::star::uno::Exception& )
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{
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}
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}
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}
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#endif /* INCLUDED_ANIMATIONS_ANIMATIONNODEHELPER_HXX */
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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