libreoffice/slideshow/source/engine/animationnodes/animationsetnode.cxx

/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: animationsetnode.cxx,v $
 *
 *  $Revision: 1.8 $
 *
 *  last change: $Author: kz $ $Date: 2006-12-13 15:30:46 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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 for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_slideshow.hxx"

#include "canvas/debug.hxx"
#include "canvas/verbosetrace.hxx"
#include "animationfactory.hxx"
#include "setactivity.hxx"
#include "animationsetnode.hxx"
#include "nodetools.hxx"
#include "tools.hxx"
#include "delayevent.hxx"
#include "boost/bind.hpp"

using namespace com::sun::star;

namespace slideshow {
namespace internal {

void AnimationSetNode::implScheduleDeactivationEvent()
{
    scheduleDeactivationEvent();
}

AnimationActivitySharedPtr AnimationSetNode::createActivity() const
{
    ActivitiesFactory::CommonParameters aParms( fillCommonParameters() );
    uno::Reference<animations::XAnimate> const xAnimateNode = getXAnimateNode();
    rtl::OUString const attrName( xAnimateNode->getAttributeName() );
    AttributableShapeSharedPtr const pShape( getShape() );

    // make deactivation a two-step procedure. Normally, we
    // could solely rely on
    // BaseNode::scheduleDeactivationEvent() to deactivate()
    // us. Unfortunately, that method on the one hand ignores
    // indefinite timing, on the other hand generates
    // zero-timeout delays, which might get fired _before_ our
    // set activity has taken place. Therefore, we enforce
    // sequentiality by letting only the set activity schedule
    // the deactivation event (and AnimationBaseNode
    // takes care for the fact when mpActivity should be zero).

    // AnimationBaseNode::fillCommonParameters() has set up
    // immediate deactivation as default when activity ends, but
    if (! isIndefiniteTiming( xAnimateNode->getDuration() )) {
        boost::shared_ptr<AnimationSetNode> const pSelf(
            boost::dynamic_pointer_cast<AnimationSetNode>(getSelf()) );
        ENSURE_AND_THROW(
            pSelf, "cannot cast getSelf() to my type!" );
        aParms.mpEndEvent = makeEvent(
            boost::bind( &AnimationSetNode::implScheduleDeactivationEvent,
                         pSelf ) );
    }

    switch (AnimationFactory::classifyAttributeName( attrName )) {
    default:
    case AnimationFactory::CLASS_UNKNOWN_PROPERTY:
        ENSURE_AND_THROW(
            false, "AnimationSetNode::createSetActivity(): "
            "Unexpected attribute class" );
        break;

    case AnimationFactory::CLASS_NUMBER_PROPERTY:
    {
        NumberAnimation::ValueType aValue;

        ENSURE_AND_THROW(
            extractValue( aValue,
                          xAnimateNode->getTo(),
                          pShape, getContext().mpLayerManager ),
            "AnimationSetNode::createSetActivity(): "
            "Could not import numeric to value" );

        return makeSetActivity(
            aParms,
            AnimationFactory::createNumberPropertyAnimation(
                attrName,
                pShape,
                getContext().mpLayerManager,
                AnimationFactory::FLAG_NO_SPRITE ),
            aValue );
    }

    case AnimationFactory::CLASS_ENUM_PROPERTY:
    {
        EnumAnimation::ValueType aValue;

        ENSURE_AND_THROW(
            extractValue( aValue,
                          xAnimateNode->getTo(),
                          pShape,
                          getContext().mpLayerManager ),
            "AnimationSetNode::createSetActivity(): "
            "Could not import enum to value" );

        return makeSetActivity(
            aParms,
            AnimationFactory::createEnumPropertyAnimation(
                attrName,
                pShape,
                getContext().mpLayerManager,
                AnimationFactory::FLAG_NO_SPRITE ),
            aValue );
    }

    case AnimationFactory::CLASS_COLOR_PROPERTY:
    {
        ColorAnimation::ValueType aValue;

        ENSURE_AND_THROW(
            extractValue( aValue,
                          xAnimateNode->getTo(),
                          pShape,
                          getContext().mpLayerManager ),
            "AnimationSetNode::createSetActivity(): "
            "Could not import color to value" );

        return makeSetActivity(
            aParms,
            AnimationFactory::createColorPropertyAnimation(
                attrName,
                pShape,
                getContext().mpLayerManager,
                AnimationFactory::FLAG_NO_SPRITE ),
            aValue );
    }

    case AnimationFactory::CLASS_STRING_PROPERTY:
    {
        StringAnimation::ValueType aValue;

        ENSURE_AND_THROW(
            extractValue( aValue,
                          xAnimateNode->getTo(),
                          pShape,
                          getContext().mpLayerManager ),
            "AnimationSetNode::createSetActivity(): "
            "Could not import string to value" );

        return makeSetActivity(
            aParms,
            AnimationFactory::createStringPropertyAnimation(
                attrName,
                pShape,
                getContext().mpLayerManager,
                AnimationFactory::FLAG_NO_SPRITE ),
            aValue );
    }

    case AnimationFactory::CLASS_BOOL_PROPERTY:
    {
        BoolAnimation::ValueType aValue;

        ENSURE_AND_THROW(
            extractValue( aValue,
                          xAnimateNode->getTo(),
                          pShape,
                          getContext().mpLayerManager ),
            "AnimationSetNode::createSetActivity(): "
            "Could not import bool to value" );

        return makeSetActivity(
            aParms,
            AnimationFactory::createBoolPropertyAnimation(
                attrName,
                pShape,
                getContext().mpLayerManager,
                AnimationFactory::FLAG_NO_SPRITE ),
            aValue );
    }
    }

    return AnimationActivitySharedPtr();
}

} // namespace internal
} // namespace slideshow