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 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/

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

#include "pagecollector.hxx"
#include <com/sun/star/drawing/XDrawPagesSupplier.hpp>
#include <com/sun/star/presentation/XPresentationPage.hpp>
#include <com/sun/star/drawing/XMasterPagesSupplier.hpp>
#include <com/sun/star/drawing/XMasterPageTarget.hpp>
#include <com/sun/star/presentation/XCustomPresentationSupplier.hpp>
#include <com/sun/star/container/XNameContainer.hpp>
#include <com/sun/star/container/XIndexContainer.hpp>

using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::awt;
using namespace ::com::sun::star::drawing;
using namespace ::com::sun::star::frame;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::presentation;

using ::rtl::OUString;

void PageCollector::CollectCustomShowPages( const com::sun::star::uno::Reference< com::sun::star::frame::XModel >& rxModel, const rtl::OUString& rCustomShowName, std::vector< Reference< XDrawPage > >& rUsedPageList )
{
	try
	{
		Reference< XCustomPresentationSupplier > aXCPSup( rxModel, UNO_QUERY_THROW );
		Reference< XNameContainer > aXCont( aXCPSup->getCustomPresentations() );
        if ( aXCont.is() )
        {
			// creating a list of every page that is used within our customshow
            Sequence< OUString> aNameSeq( aXCont->getElementNames() );
            const OUString* pUString = aNameSeq.getArray();
            sal_Int32 i, nCount = aNameSeq.getLength();
            for ( i = 0; i < nCount; i++ )
            {
				if ( pUString[ i ] == rCustomShowName )
				{
					Reference< container::XIndexContainer > aXIC( aXCont->getByName( pUString[ i ] ), UNO_QUERY_THROW );
                    sal_Int32 j, nSlideCount = aXIC->getCount();
                    for ( j = 0; j < nSlideCount; j++ )
                    {
						Reference< XDrawPage > xDrawPage( aXIC->getByIndex( j ), UNO_QUERY_THROW );
						std::vector< Reference< XDrawPage > >::iterator aIter( rUsedPageList.begin() );
						std::vector< Reference< XDrawPage > >::iterator aEnd( rUsedPageList.end() );
						while( aIter != aEnd )
						{
							if ( *aIter == xDrawPage )
								break;
							aIter++;
						}
						if ( aIter == aEnd )
							rUsedPageList.push_back( xDrawPage );
                    }
                }
            }
        }
	}
	catch( Exception& )
	{

	}
}

void PageCollector::CollectNonCustomShowPages( const com::sun::star::uno::Reference< com::sun::star::frame::XModel >& rxModel, const rtl::OUString& rCustomShowName, std::vector< Reference< XDrawPage > >& rNonUsedPageList )
{
	try
	{
		std::vector< Reference< XDrawPage > > vUsedPageList;
		PageCollector::CollectCustomShowPages( rxModel, rCustomShowName, vUsedPageList );
		if ( vUsedPageList.size() )
		{
			Reference< XDrawPagesSupplier > xDrawPagesSupplier( rxModel, UNO_QUERY_THROW );
			Reference< XDrawPages > xDrawPages( xDrawPagesSupplier->getDrawPages(), UNO_QUERY_THROW );
			for ( sal_Int32 j = 0; j < xDrawPages->getCount(); j++ )
			{
				Reference< XDrawPage > xDrawPage( xDrawPages->getByIndex( j ), UNO_QUERY_THROW );
				std::vector< Reference< XDrawPage > >::iterator aIter( vUsedPageList.begin() );
				std::vector< Reference< XDrawPage > >::iterator aEnd( vUsedPageList.end() );
				while( aIter != aEnd )
				{
					if ( *aIter == xDrawPage )
						break;
					aIter++;
				}
				if ( aIter == aEnd )
					rNonUsedPageList.push_back( xDrawPage );
			}
		}
	}
	catch( Exception& )
	{
	}
}


void PageCollector::CollectMasterPages( const Reference< XModel >& rxModel, std::vector< PageCollector::MasterPageEntity >& rMasterPageList )
{
	typedef std::vector< MasterPageEntity > MasterPageList;
	typedef MasterPageList::iterator MasterPageIter;

	try
	{
		// generating list of all master pages
		Reference< XMasterPagesSupplier > xMasterPagesSupplier( rxModel, UNO_QUERY_THROW );
		Reference< XDrawPages > xMasterPages( xMasterPagesSupplier->getMasterPages(), UNO_QUERY_THROW );
		for ( sal_Int32 i = 0; i < xMasterPages->getCount(); i++ )
		{
			Reference< XDrawPage > xMasterPage( xMasterPages->getByIndex( i ), UNO_QUERY_THROW );
			MasterPageIter aIter( rMasterPageList.begin() );
			MasterPageIter aEnd ( rMasterPageList.end() );
			while( aIter != aEnd )
			{
				if ( aIter->xMasterPage == xMasterPage )
					break;
				aIter++;
			}
			if ( aIter == aEnd )
			{
				MasterPageEntity aMasterPageEntity;
				aMasterPageEntity.xMasterPage = xMasterPage;
				aMasterPageEntity.bUsed = sal_False;
				rMasterPageList.push_back( aMasterPageEntity );
			}
		}

		// mark masterpages which are referenced by drawpages
		Reference< XDrawPagesSupplier > xDrawPagesSupplier( rxModel, UNO_QUERY_THROW );
		Reference< XDrawPages > xDrawPages( xDrawPagesSupplier->getDrawPages(), UNO_QUERY_THROW );
		for ( sal_Int32 j = 0; j < xDrawPages->getCount(); j++ )
		{
			Reference< XMasterPageTarget > xMasterPageTarget( xDrawPages->getByIndex( j ), UNO_QUERY_THROW );
			Reference< XDrawPage > xMasterPage( xMasterPageTarget->getMasterPage(), UNO_QUERY_THROW );
			MasterPageIter aIter( rMasterPageList.begin() );
			MasterPageIter aEnd ( rMasterPageList.end() );
			while( aIter != aEnd )
			{
				if ( aIter->xMasterPage == xMasterPage )
				{
					aIter->bUsed = sal_True;
					break;
				}
				aIter++;
			}
			if ( aIter == aEnd )
				throw uno::RuntimeException();
		}
	}
	catch( Exception& )
	{
	}
}