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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* 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"
#include <canvas/debug.hxx>
#include <canvas/verbosetrace.hxx>
#include "delayevent.hxx"
#include "eventqueue.hxx"
#include "usereventqueue.hxx"
#include "sequentialtimecontainer.hxx"
#include "tools.hxx"
#include <boost/bind.hpp>
#include <algorithm>
namespace slideshow {
namespace internal {
void SequentialTimeContainer::activate_st()
{
// resolve first possible child, ignore
for ( ; mnFinishedChildren < maChildren.size(); ++mnFinishedChildren ) {
if (resolveChild( maChildren[mnFinishedChildren] ))
break;
else {
// node still UNRESOLVED, no need to deactivate or end...
OSL_ENSURE( false, "### resolving child failed!" );
}
}
if (isDurationIndefinite() &&
(maChildren.empty() || mnFinishedChildren >= maChildren.size()))
{
// deactivate ASAP:
scheduleDeactivationEvent(
makeEvent(
boost::bind< void >( boost::mem_fn( &AnimationNode::deactivate ), getSelf() ),
"SequentialTimeContainer::deactivate") );
}
else // use default
scheduleDeactivationEvent();
}
void SequentialTimeContainer::dispose()
{
BaseContainerNode::dispose();
if (mpCurrentSkipEvent) {
mpCurrentSkipEvent->dispose();
mpCurrentSkipEvent.reset();
}
if (mpCurrentRewindEvent) {
mpCurrentRewindEvent->dispose();
mpCurrentRewindEvent.reset();
}
}
void SequentialTimeContainer::skipEffect(
AnimationNodeSharedPtr const& pChildNode )
{
if (isChildNode(pChildNode)) {
// empty all events ignoring timings => until next effect
getContext().mrEventQueue.forceEmpty();
getContext().mrEventQueue.addEvent(
makeEvent(
boost::bind<void>( boost::mem_fn( &AnimationNode::deactivate ), pChildNode ),
"SequentialTimeContainer::deactivate, skipEffect with delay") );
}
else
OSL_ENSURE( false, "unknown notifier!" );
}
void SequentialTimeContainer::rewindEffect(
AnimationNodeSharedPtr const& /*pChildNode*/ )
{
// xxx todo: ...
}
bool SequentialTimeContainer::resolveChild(
AnimationNodeSharedPtr const& pChildNode )
{
bool const bResolved = pChildNode->resolve();
if (bResolved && isMainSequenceRootNode()) {
// discharge events:
if (mpCurrentSkipEvent)
mpCurrentSkipEvent->dispose();
if (mpCurrentRewindEvent)
mpCurrentRewindEvent->dispose();
// event that will deactivate the resolved/running child:
mpCurrentSkipEvent = makeEvent(
boost::bind( &SequentialTimeContainer::skipEffect,
boost::dynamic_pointer_cast<SequentialTimeContainer>( getSelf() ),
pChildNode ),
"SequentialTimeContainer::skipEffect, resolveChild");
// event that will reresolve the resolved/activated child:
mpCurrentRewindEvent = makeEvent(
boost::bind( &SequentialTimeContainer::rewindEffect,
boost::dynamic_pointer_cast<SequentialTimeContainer>( getSelf() ),
pChildNode ),
"SequentialTimeContainer::rewindEffect, resolveChild");
// deactivate child node when skip event occurs:
getContext().mrUserEventQueue.registerSkipEffectEvent(
mpCurrentSkipEvent,
mnFinishedChildren+1<maChildren.size());
// rewind to previous child:
getContext().mrUserEventQueue.registerRewindEffectEvent(
mpCurrentRewindEvent );
}
return bResolved;
}
void SequentialTimeContainer::notifyDeactivating(
AnimationNodeSharedPtr const& rNotifier )
{
if (notifyDeactivatedChild( rNotifier ))
return;
OSL_ASSERT( mnFinishedChildren < maChildren.size() );
AnimationNodeSharedPtr const& pNextChild = maChildren[mnFinishedChildren];
OSL_ASSERT( pNextChild->getState() == UNRESOLVED );
if (! resolveChild( pNextChild )) {
// could not resolve child - since we risk to
// stall the chain of events here, play it safe
// and deactivate this node (only if we have
// indefinite duration - otherwise, we'll get a
// deactivation event, anyways).
deactivate();
}
}
} // namespace internal
} // namespace slideshow
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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