/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#include <com/sun/star/animations/ParallelTimeContainer.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/presentation/EffectNodeType.hpp>
#include <com/sun/star/presentation/ParagraphTarget.hpp>
#include <comphelper/processfactory.hxx>
#include <osl/mutex.hxx>
#include <editeng/outliner.hxx>
#include "CustomAnimationCloner.hxx"
#include "drawdoc.hxx"
#include "sdpage.hxx"
#include <CustomAnimationPreset.hxx>
#include <TransitionPreset.hxx>
#include "undoanim.hxx"
#include "EffectMigration.hxx"

using namespace ::sd;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::animations;
using namespace ::com::sun::star::presentation;

using ::com::sun::star::drawing::XShape;

/** returns a helper class to manipulate effects inside the main sequence */
sd::MainSequencePtr SdPage::getMainSequence()
{
    if( 0 == mpMainSequence.get() )
        mpMainSequence.reset( new sd::MainSequence( getAnimationNode() ) );

    return mpMainSequence;
}

/** returns the main animation node */
Reference< XAnimationNode > SdPage::getAnimationNode() throw (RuntimeException)
{
    if( !mxAnimationNode.is() )
    {
        mxAnimationNode.set( ParallelTimeContainer::create( ::comphelper::getProcessComponentContext() ), UNO_QUERY_THROW );
        Sequence< ::com::sun::star::beans::NamedValue > aUserData( 1 );
        aUserData[0].Name = "node-type";
        aUserData[0].Value <<= ::com::sun::star::presentation::EffectNodeType::TIMING_ROOT;
        mxAnimationNode->setUserData( aUserData );
    }

    return mxAnimationNode;
}

void SdPage::setAnimationNode( Reference< XAnimationNode >& xNode ) throw (RuntimeException)
{
    mxAnimationNode = xNode;
    if( mpMainSequence.get() )
        mpMainSequence->reset( xNode );
}

/** removes all custom animations for the given shape */
void SdPage::removeAnimations( const SdrObject* pObj )
{
    if( mxAnimationNode.is() )
    {
        getMainSequence();

        Reference< XShape > xShape( const_cast<SdrObject*>(pObj)->getUnoShape(), UNO_QUERY );

        if( mpMainSequence->hasEffect( xShape ) )
            mpMainSequence->disposeShape( xShape );
    }
}

bool SdPage::hasAnimationNode() const
{
    return mxAnimationNode.is();
}

void SdPage::SetFadeEffect(::com::sun::star::presentation::FadeEffect eNewEffect)
{
    EffectMigration::SetFadeEffect( this, eNewEffect );
}

FadeEffect SdPage::GetFadeEffect() const
{
    return EffectMigration::GetFadeEffect( this );
}

/** callback from the sd::View when a new paragraph for one object on this page is created */
void SdPage::onParagraphInserted( ::Outliner* pOutliner, Paragraph* pPara, SdrObject* pObj )
{
    if( mxAnimationNode.is() )
    {
        ParagraphTarget aTarget;
        aTarget.Shape = Reference< XShape >( pObj->getUnoShape(), UNO_QUERY );
        /* FIXME: Paragraph should be sal_Int32, though more than 64k
         * paragrapsh at a shape are unlikely.. */
        aTarget.Paragraph = (sal_Int16)pOutliner->GetAbsPos( pPara );

        getMainSequence()->insertTextRange( makeAny( aTarget ) );
    }
}

/** callback from the sd::View when a paragraph from one object on this page is removed */
void SdPage::onParagraphRemoving( ::Outliner* pOutliner, Paragraph* pPara, SdrObject* pObj )
{
    if( mxAnimationNode.is() )
    {
        ParagraphTarget aTarget;
        aTarget.Shape = Reference< XShape >( pObj->getUnoShape(), UNO_QUERY );
        /* FIXME: Paragraph should be sal_Int32, though more than 64k
         * paragrapsh at a shape are unlikely.. */
        aTarget.Paragraph = (sal_Int16)pOutliner->GetAbsPos( pPara );

        getMainSequence()->disposeTextRange( makeAny( aTarget ) );
    }
}

/** callback from the sd::View when an object just left text edit mode */
void SdPage::onEndTextEdit( SdrObject* pObj )
{
    if( pObj && mxAnimationNode.is() )
    {
        Reference< XShape > xObj( pObj->getUnoShape(), UNO_QUERY );
        getMainSequence()->onTextChanged( xObj );
    }
}

void SdPage::cloneAnimations( SdPage& rTargetPage ) const
{
    if( mxAnimationNode.is() )
    {
        Reference< XAnimationNode > xClonedNode(
            ::sd::Clone( mxAnimationNode, this, &rTargetPage ) );

        if( xClonedNode.is() )
            rTargetPage.setAnimationNode( xClonedNode );
    }
}

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