/**************************************************************
 * 
 * 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_svx.hxx"

#include <algorithm>

#include "unogaltheme.hxx"
#include "unogalitem.hxx"
#include "svx/galtheme.hxx"
#include "svx/gallery1.hxx"
#include "svx/galmisc.hxx"
#include <svx/fmmodel.hxx>
#include <svx/svdpage.hxx>
#include <svx/unopage.hxx>
#include <svl/itempool.hxx>
#include <rtl/uuid.h>
#include <vos/mutex.hxx>
#ifndef _SV_SVAPP_HXX_
#include <vcl/svapp.hxx>
#endif
#include <unotools/pathoptions.hxx>

using namespace ::com::sun::star;

namespace unogallery {

// -----------------
// - GalleryTheme -
// -----------------

GalleryTheme::GalleryTheme( const ::rtl::OUString& rThemeName )
{
	mpGallery = ::Gallery::GetGalleryInstance();
	mpTheme = ( mpGallery ? mpGallery->AcquireTheme( rThemeName, *this ) : NULL );

	if( mpGallery )
		StartListening( *mpGallery );
}

// ------------------------------------------------------------------------------

GalleryTheme::~GalleryTheme()
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );

	DBG_ASSERT( !mpTheme || mpGallery, "Theme is living without Gallery" );

	implReleaseItems( NULL );

	if( mpGallery )
	{
		EndListening( *mpGallery );

		if( mpTheme )
			mpGallery->ReleaseTheme( mpTheme, *this );
	}
}

// ------------------------------------------------------------------------------

::rtl::OUString GalleryTheme::getImplementationName_Static()
	throw()
{
	return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.gallery.GalleryTheme" ) );
}

// ------------------------------------------------------------------------------

uno::Sequence< ::rtl::OUString > GalleryTheme::getSupportedServiceNames_Static()
	throw()
{
	uno::Sequence< ::rtl::OUString > aSeq( 1 );

	aSeq.getArray()[ 0 ] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.gallery.GalleryTheme" ) );

	return aSeq;
}

// ------------------------------------------------------------------------------

::rtl::OUString SAL_CALL GalleryTheme::getImplementationName()
	throw( uno::RuntimeException )
{
	return getImplementationName_Static();
}

// ------------------------------------------------------------------------------

sal_Bool SAL_CALL GalleryTheme::supportsService( const ::rtl::OUString& ServiceName )
	throw( uno::RuntimeException )
{
    uno::Sequence< ::rtl::OUString >	aSNL( getSupportedServiceNames() );
    const ::rtl::OUString*				pArray = aSNL.getConstArray();

    for( int i = 0; i < aSNL.getLength(); i++ )
        if( pArray[i] == ServiceName )
            return true;

    return false;
}

// ------------------------------------------------------------------------------

uno::Sequence< ::rtl::OUString > SAL_CALL GalleryTheme::getSupportedServiceNames()
	throw( uno::RuntimeException )
{
	return getSupportedServiceNames_Static();
}

// ------------------------------------------------------------------------------

uno::Sequence< uno::Type > SAL_CALL GalleryTheme::getTypes()
	throw(uno::RuntimeException)
{
	uno::Sequence< uno::Type >	aTypes( 5 );
	uno::Type* 					pTypes = aTypes.getArray();

	*pTypes++ = ::getCppuType((const uno::Reference< lang::XServiceInfo>*)0);
	*pTypes++ = ::getCppuType((const uno::Reference< lang::XTypeProvider>*)0);
	*pTypes++ = ::getCppuType((const uno::Reference< container::XElementAccess>*)0);
	*pTypes++ = ::getCppuType((const uno::Reference< container::XIndexAccess>*)0);
	*pTypes++ = ::getCppuType((const uno::Reference< gallery::XGalleryTheme>*)0);

	return aTypes;
}

// ------------------------------------------------------------------------------

uno::Sequence< sal_Int8 > SAL_CALL GalleryTheme::getImplementationId()
	throw(uno::RuntimeException)
{
	const vos::OGuard 					aGuard( Application::GetSolarMutex() );
	static uno::Sequence< sal_Int8 >	aId;

	if( aId.getLength() == 0 )
	{
		aId.realloc( 16 );
		rtl_createUuid( reinterpret_cast< sal_uInt8* >( aId.getArray() ), 0, sal_True );
	}

	return aId;
}

// ------------------------------------------------------------------------------

uno::Type SAL_CALL GalleryTheme::getElementType()
	throw (uno::RuntimeException)
{
	return ::getCppuType( (const uno::Reference< gallery::XGalleryItem >*) 0);
}

// ------------------------------------------------------------------------------

sal_Bool SAL_CALL GalleryTheme::hasElements()
	throw (uno::RuntimeException)
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );

	return( ( mpTheme != NULL ) && ( mpTheme->GetObjectCount() > 0 ) );
}

// ------------------------------------------------------------------------------

sal_Int32 SAL_CALL GalleryTheme::getCount()
	throw (uno::RuntimeException)
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );

	return( mpTheme ? mpTheme->GetObjectCount() : 0 );
}

// ------------------------------------------------------------------------------

uno::Any SAL_CALL GalleryTheme::getByIndex( ::sal_Int32 nIndex )
	throw (lang::IndexOutOfBoundsException, lang::WrappedTargetException, uno::RuntimeException)
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );
	uno::Any 			aRet;

	if( mpTheme )
	{
		if( ( nIndex < 0 ) || ( nIndex >= getCount() ) )
		{
			throw lang::IndexOutOfBoundsException();
		}
		else
		{
			const GalleryObject* pObj = mpTheme->ImplGetGalleryObject( nIndex );

			if( pObj )
				aRet = uno::makeAny( uno::Reference< gallery::XGalleryItem >( new GalleryItem( *this, *pObj ) ) );
		}
	}

	return aRet;
}

// ------------------------------------------------------------------------------

::rtl::OUString SAL_CALL GalleryTheme::getName(  )
	throw (uno::RuntimeException)
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );
	::rtl::OUString 	aRet;

	if( mpTheme )
		aRet = mpTheme->GetName();

	return aRet;
}

// ------------------------------------------------------------------------------

void SAL_CALL GalleryTheme::update(  )
	throw (uno::RuntimeException)
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );

	if( mpTheme )
	{
		const Link aDummyLink;
		mpTheme->Actualize( aDummyLink );
	}
}

// ------------------------------------------------------------------------------

::sal_Int32 SAL_CALL GalleryTheme::insertURLByIndex(
	const ::rtl::OUString& rURL, ::sal_Int32 nIndex )
	throw (lang::WrappedTargetException, uno::RuntimeException)
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );
	sal_Int32			nRet = -1;

	if( mpTheme )
	{
		try
		{
			const INetURLObject aURL( rURL );

			nIndex = ::std::max( ::std::min( nIndex, getCount() ), sal_Int32( 0 ) );

			if( ( aURL.GetProtocol() != INET_PROT_NOT_VALID ) && mpTheme->InsertURL( aURL, nIndex ) )
			{
				const GalleryObject* pObj = mpTheme->ImplGetGalleryObject( aURL );

				if( pObj )
					nRet = mpTheme->ImplGetGalleryObjectPos( pObj );
			}
		}
		catch( ... )
		{
		}
	}

	return nRet;
}

// ------------------------------------------------------------------------------

::sal_Int32 SAL_CALL GalleryTheme::insertGraphicByIndex(
	const uno::Reference< graphic::XGraphic >& rxGraphic, sal_Int32 nIndex )
	throw (lang::WrappedTargetException, uno::RuntimeException)
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );
	sal_Int32 			nRet = -1;

	if( mpTheme )
	{
		try
		{
			const Graphic aGraphic( rxGraphic );

			nIndex = ::std::max( ::std::min( nIndex, getCount() ), sal_Int32( 0 ) );

			if( mpTheme->InsertGraphic( aGraphic, nIndex ) )
				nRet = nIndex;
		}
		catch( ... )
		{
		}
	}

	return nRet;
}

// ------------------------------------------------------------------------------

::sal_Int32 SAL_CALL GalleryTheme::insertDrawingByIndex(
	const uno::Reference< lang::XComponent >& Drawing, sal_Int32 nIndex )
	throw (lang::WrappedTargetException, uno::RuntimeException)
{
    const ::vos::OGuard aGuard( Application::GetSolarMutex() );
    sal_Int32           nRet = -1;

    if( mpTheme )
    {
        GalleryDrawingModel* pModel = GalleryDrawingModel::getImplementation( Drawing );

        if( pModel && pModel->GetDoc() && pModel->GetDoc()->ISA( FmFormModel ) )
        {
            nIndex = ::std::max( ::std::min( nIndex, getCount() ), sal_Int32( 0 ) );

            if( mpTheme->InsertModel( *static_cast< FmFormModel* >( pModel->GetDoc() ), nIndex ) )
                nRet = nIndex;
        }
        else if (!pModel)
        {
            try
            {
                uno::Reference< drawing::XDrawPagesSupplier > xDrawPagesSupplier( Drawing, uno::UNO_QUERY_THROW );
                uno::Reference< drawing::XDrawPages > xDrawPages( xDrawPagesSupplier->getDrawPages(), uno::UNO_QUERY_THROW );
                uno::Reference< drawing::XDrawPage > xPage( xDrawPages->getByIndex( 0 ), uno::UNO_QUERY_THROW );
                SvxDrawPage* pUnoPage = xPage.is() ? SvxDrawPage::getImplementation( xPage ) : NULL;
                SdrModel* pOrigModel = pUnoPage ? pUnoPage->GetSdrPage()->GetModel() : NULL;
                SdrPage* pOrigPage = pUnoPage ? pUnoPage->GetSdrPage() : NULL;

                if (pOrigPage && pOrigModel)
                {
                    FmFormModel* pTmpModel = new FmFormModel(&pOrigModel->GetItemPool());
                    SdrPage* pNewPage = pOrigPage->Clone();
                    pTmpModel->InsertPage(pNewPage, 0);

                    uno::Reference< lang::XComponent > xDrawing( new GalleryDrawingModel( pTmpModel ) );
                    pTmpModel->setUnoModel( uno::Reference< uno::XInterface >::query( xDrawing ) );

                    nRet = insertDrawingByIndex( xDrawing, nIndex );
                    return nRet;
                }
            }
            catch (...)
            {
            }
        }
    }

    return nRet;
}

// ------------------------------------------------------------------------------

void SAL_CALL GalleryTheme::removeByIndex( sal_Int32 nIndex )
	throw (lang::IndexOutOfBoundsException, uno::RuntimeException)
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );

	if( mpTheme )
	{
		if( ( nIndex < 0 ) || ( nIndex >= getCount() ) )
			throw lang::IndexOutOfBoundsException();
		else
			mpTheme->RemoveObject( nIndex );
	}
}

// ------------------------------------------------------------------------------

void GalleryTheme::Notify( SfxBroadcaster&, const SfxHint& rHint )
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );
	const GalleryHint& 	rGalleryHint = static_cast< const GalleryHint& >( rHint );

	switch( rGalleryHint.GetType() )
	{
		case( GALLERY_HINT_CLOSE_THEME ):
		{
			DBG_ASSERT( !mpTheme || mpGallery, "Theme is living without Gallery" );

			implReleaseItems( NULL );

			if( mpGallery && mpTheme )
			{
				mpGallery->ReleaseTheme( mpTheme, *this );
				mpTheme = NULL;
			}
		}
		break;

		case( GALLERY_HINT_CLOSE_OBJECT ):
		{
			GalleryObject* pObj = reinterpret_cast< GalleryObject* >( rGalleryHint.GetData1() );

			if( pObj )
				implReleaseItems( pObj );
		}
		break;

		default:
		break;
	}
}

// ------------------------------------------------------------------------------

void GalleryTheme::implReleaseItems( GalleryObject* pObj )
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );

	for( GalleryItemList::iterator aIter = maItemList.begin(); aIter != maItemList.end();  )
	{
		if( !pObj || ( (*aIter)->implGetObject() == pObj ) )
		{
			(*aIter)->implSetInvalid();
			aIter = maItemList.erase( aIter );
		}
		else
			++aIter;
	}
}

// ------------------------------------------------------------------------------

::GalleryTheme*	GalleryTheme::implGetTheme() const
{
	return mpTheme;
}

// ------------------------------------------------------------------------------

void GalleryTheme::implRegisterGalleryItem( ::unogallery::GalleryItem& rItem )
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );

//	DBG_ASSERT( maItemList.find( &rItem ) == maItemList.end(), "Item already registered" );
	maItemList.push_back( &rItem );
}

// ------------------------------------------------------------------------------

void GalleryTheme::implDeregisterGalleryItem( ::unogallery::GalleryItem& rItem )
{
	const ::vos::OGuard aGuard( Application::GetSolarMutex() );

//	DBG_ASSERT( maItemList.find( &rItem ) != maItemList.end(), "Item is not registered" );
	maItemList.remove( &rItem );
}

}