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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_slideshow.hxx"
// must be first
#include <canvas/debug.hxx>
#include <canvas/verbosetrace.hxx>
#include "basecontainernode.hxx"
#include "tools.hxx"
#include "nodetools.hxx"
#include "delayevent.hxx"
#include <boost/mem_fn.hpp>
#include <algorithm>
using namespace com::sun::star;
namespace slideshow {
namespace internal {
BaseContainerNode::BaseContainerNode(
const uno::Reference< animations::XAnimationNode >& xNode,
const BaseContainerNodeSharedPtr& rParent,
const NodeContext& rContext )
: BaseNode( xNode, rParent, rContext ),
maChildren(),
mnFinishedChildren(0),
mbDurationIndefinite( isIndefiniteTiming( xNode->getEnd() ) &&
isIndefiniteTiming( xNode->getDuration() ) )
{
}
void BaseContainerNode::dispose()
{
forEachChildNode( boost::mem_fn(&Disposable::dispose) );
maChildren.clear();
BaseNode::dispose();
}
bool BaseContainerNode::init_st()
{
mnFinishedChildren = 0;
// initialize all children
return (std::count_if(
maChildren.begin(), maChildren.end(),
boost::mem_fn(&AnimationNode::init) ) ==
static_cast<VectorOfNodes::difference_type>(maChildren.size()));
}
void BaseContainerNode::deactivate_st( NodeState eDestState )
{
if (eDestState == FROZEN) {
// deactivate all children that are not FROZEN or ENDED:
forEachChildNode( boost::mem_fn(&AnimationNode::deactivate),
~(FROZEN | ENDED) );
}
else {
// end all children that are not ENDED:
forEachChildNode( boost::mem_fn(&AnimationNode::end), ~ENDED );
}
}
bool BaseContainerNode::hasPendingAnimation() const
{
// does any of our children returns "true" on
// AnimationNode::hasPendingAnimation()?
// If yes, we, too, return true
VectorOfNodes::const_iterator const iEnd( maChildren.end() );
return (std::find_if(
maChildren.begin(), iEnd,
boost::mem_fn(&AnimationNode::hasPendingAnimation) ) != iEnd);
}
void BaseContainerNode::appendChildNode( AnimationNodeSharedPtr const& pNode )
{
if (! checkValidNode())
return;
// register derived classes as end listeners at all children.
// this is necessary to control the children animation
// sequence, and to determine our own end event
if (pNode->registerDeactivatingListener( getSelf() )) {
maChildren.push_back( pNode );
}
}
bool BaseContainerNode::isChildNode( AnimationNodeSharedPtr const& pNode ) const
{
// find given notifier in child vector
VectorOfNodes::const_iterator const iBegin( maChildren.begin() );
VectorOfNodes::const_iterator const iEnd( maChildren.end() );
VectorOfNodes::const_iterator const iFind(
std::find( iBegin, iEnd, pNode ) );
return (iFind != iEnd);
}
bool BaseContainerNode::notifyDeactivatedChild(
AnimationNodeSharedPtr const& pChildNode )
{
OSL_ASSERT( pChildNode->getState() == FROZEN ||
pChildNode->getState() == ENDED );
// early exit on invalid nodes
OSL_ASSERT( getState() != INVALID );
if( getState() == INVALID )
return false;
if (! isChildNode(pChildNode)) {
OSL_ENSURE( false, "unknown notifier!" );
return false;
}
std::size_t const nSize = maChildren.size();
OSL_ASSERT( mnFinishedChildren < nSize );
++mnFinishedChildren;
bool const bFinished = (mnFinishedChildren >= nSize);
// all children finished, and we've got indefinite duration?
// think of ParallelTimeContainer::notifyDeactivating()
// if duration given, we will be deactivated by some end event
// @see fillCommonParameters()
if (bFinished && isDurationIndefinite()) {
deactivate();
}
return bFinished;
}
#if defined(VERBOSE) && defined(DBG_UTIL)
void BaseContainerNode::showState() const
{
for( std::size_t i=0; i<maChildren.size(); ++i )
{
BaseNodeSharedPtr pNode =
boost::shared_dynamic_cast<BaseNode>(maChildren[i]);
VERBOSE_TRACE(
"Node connection: n0x%X -> n0x%X",
(const char*)this+debugGetCurrentOffset(),
(const char*)pNode.get()+debugGetCurrentOffset() );
pNode->showState();
}
BaseNode::showState();
}
#endif
} // namespace internal
} // namespace slideshow
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