AOO410/main/svtools/source/graphic/provider.cxx

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

#include <rtl/uuid.h>
#include <vos/mutex.hxx>
#include <vcl/svapp.hxx>
#include <vcl/image.hxx>
#include <vcl/metaact.hxx>
#include <vcl/msgbox.hxx>
#include <vcl/imagerepository.hxx>
#include <tools/rcid.h>
#include <tools/resid.hxx>
#include <tools/resmgr.hxx>
#include <unotools/ucbstreamhelper.hxx>
#include <svtools/filter.hxx>
#include <svl/solar.hrc>
#include <vcl/salbtype.hxx>
#include <vcl/virdev.hxx>
#include <com/sun/star/io/XStream.hpp>
#include <com/sun/star/text/GraphicCrop.hpp>
#include "descriptor.hxx"
#include "graphic.hxx"
#include <svtools/grfmgr.hxx>
#include "provider.hxx"
#include <vcl/dibtools.hxx>

using namespace com::sun::star;

namespace unographic {

#define UNO_NAME_GRAPHOBJ_URLPREFIX                             "vnd.sun.star.GraphicObject:"

// -------------------
// - GraphicProvider -
// -------------------

uno::Reference< uno::XInterface > SAL_CALL GraphicProvider_CreateInstance( const uno::Reference< lang::XMultiServiceFactory >& )
{
	return SAL_STATIC_CAST( ::cppu::OWeakObject*, new GraphicProvider );
}

GraphicProvider::GraphicProvider()
{
}

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

GraphicProvider::~GraphicProvider()
{
}

// ------------------------------------------------------------------------------
	
::rtl::OUString GraphicProvider::getImplementationName_Static()
	throw()
{
	return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.graphic.GraphicProvider" ) );
}

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

uno::Sequence< ::rtl::OUString > GraphicProvider::getSupportedServiceNames_Static()
	throw()
{
	uno::Sequence< ::rtl::OUString > aSeq( 1 );
	
	aSeq.getArray()[ 0 ] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.graphic.GraphicProvider" ) );
	
	return aSeq;
}

// ------------------------------------------------------------------------------
	
::rtl::OUString SAL_CALL GraphicProvider::getImplementationName() 
	throw( uno::RuntimeException )
{
	return getImplementationName_Static();
}

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

sal_Bool SAL_CALL GraphicProvider::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 GraphicProvider::getSupportedServiceNames() 
	throw( uno::RuntimeException )
{
	return getSupportedServiceNames_Static();
}

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

uno::Sequence< uno::Type > SAL_CALL GraphicProvider::getTypes() 
	throw(uno::RuntimeException)
{
	uno::Sequence< uno::Type >	aTypes( 3 );
	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< graphic::XGraphicProvider>*)0);

	return aTypes;
}

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

uno::Sequence< sal_Int8 > SAL_CALL GraphicProvider::getImplementationId() 
	throw(uno::RuntimeException)
{
	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::Reference< ::graphic::XGraphic > GraphicProvider::implLoadGraphicObject( const ::rtl::OUString& rResourceURL ) const
{
	uno::Reference< ::graphic::XGraphic > 	xRet;
	if( rResourceURL.compareToAscii( UNO_NAME_GRAPHOBJ_URLPREFIX, RTL_CONSTASCII_LENGTH( UNO_NAME_GRAPHOBJ_URLPREFIX ) ) == 0 ) 
	{
		// graphic manager url
		String aTmpStr( rResourceURL.copy( sizeof( UNO_NAME_GRAPHOBJ_URLPREFIX ) - 1 ) );
		ByteString aUniqueID( aTmpStr, RTL_TEXTENCODING_UTF8 );
		GraphicObject aGrafObj( aUniqueID );	
		// I don't call aGrafObj.GetXGraphic because it will call us back 		
		// into implLoadMemory ( with "private:memorygraphic" test )
		::unographic::Graphic* pUnoGraphic = new ::unographic::Graphic;
		pUnoGraphic->init( aGrafObj.GetGraphic() );
		xRet = pUnoGraphic;
	}
	return xRet;
}

uno::Reference< ::graphic::XGraphic > GraphicProvider::implLoadMemory( const ::rtl::OUString& rResourceURL ) const
{
	uno::Reference< ::graphic::XGraphic > 	xRet;
	sal_Int32								nIndex = 0;
	
	if( ( 0 == rResourceURL.getToken( 0, '/', nIndex ).compareToAscii( "private:memorygraphic" ) ) )
	{
		sal_Int64 nGraphicAddress = rResourceURL.getToken( 0, '/', nIndex ).toInt64();
		
		if( nGraphicAddress )
		{
			::unographic::Graphic* pUnoGraphic = new ::unographic::Graphic;
					
			pUnoGraphic->init( *reinterpret_cast< ::Graphic* >( nGraphicAddress ) );
			xRet = pUnoGraphic;
		}
	}
	
	return xRet;
}

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

uno::Reference< ::graphic::XGraphic > GraphicProvider::implLoadRepositoryImage( const ::rtl::OUString& rResourceURL ) const
{
	uno::Reference< ::graphic::XGraphic > 	xRet;
	sal_Int32								nIndex = 0;

    if( ( 0 == rResourceURL.getToken( 0, '/', nIndex ).compareToAscii( "private:graphicrepository" ) ) )
    {
		String sPathName( rResourceURL.copy( nIndex ) );
        BitmapEx aBitmap;
        if ( ::vcl::ImageRepository::loadImage( sPathName, aBitmap, false ) )
        {
            Image aImage( aBitmap );
            xRet = aImage.GetXGraphic();
        }
    }
    return xRet;
}


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

uno::Reference< ::graphic::XGraphic > GraphicProvider::implLoadStandardImage( const ::rtl::OUString& rResourceURL ) const
{
	uno::Reference< ::graphic::XGraphic > 	xRet;
	sal_Int32								nIndex = 0;

    if( ( 0 == rResourceURL.getToken( 0, '/', nIndex ).compareToAscii( "private:standardimage" ) ) )
    {
		rtl::OUString sImageName( rResourceURL.copy( nIndex ) );
        if ( sImageName.equalsAscii( "info" ) )
		{
			xRet = InfoBox::GetStandardImage().GetXGraphic();
		}
		else if ( sImageName.equalsAscii( "warning" ) )
		{
			xRet = WarningBox::GetStandardImage().GetXGraphic();
		}
		else if ( sImageName.equalsAscii( "error" ) )
		{
			xRet = ErrorBox::GetStandardImage().GetXGraphic();
		}
		else if ( sImageName.equalsAscii( "query" ) )
		{
			xRet = QueryBox::GetStandardImage().GetXGraphic();
		}
    }
    return xRet;
}

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

uno::Reference< ::graphic::XGraphic > GraphicProvider::implLoadBitmap( const uno::Reference< awt::XBitmap >& xBtm ) const
{
    uno::Reference< ::graphic::XGraphic > xRet;
    uno::Sequence< sal_Int8 > aBmpSeq( xBtm->getDIB() );
    uno::Sequence< sal_Int8 > aMaskSeq( xBtm->getMaskDIB() );
    SvMemoryStream aBmpStream( aBmpSeq.getArray(), aBmpSeq.getLength(), STREAM_READ );
    Bitmap aBmp;
    BitmapEx aBmpEx;

    ReadDIB(aBmp, aBmpStream, true);

    if( aMaskSeq.getLength() )
    {
        SvMemoryStream aMaskStream( aMaskSeq.getArray(), aMaskSeq.getLength(), STREAM_READ );
        Bitmap aMask;

        ReadDIB(aMask, aMaskStream, true);
        aBmpEx = BitmapEx( aBmp, aMask );
    }
    else
        aBmpEx = BitmapEx( aBmp );

    if( !aBmpEx.IsEmpty() )
    {
        ::unographic::Graphic* pUnoGraphic = new ::unographic::Graphic;
        
        pUnoGraphic->init( aBmpEx );
        xRet = pUnoGraphic;
    }
    return xRet;
}

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

uno::Reference< ::graphic::XGraphic > GraphicProvider::implLoadResource( const ::rtl::OUString& rResourceURL ) const
{
	uno::Reference< ::graphic::XGraphic > 	xRet;
	sal_Int32								nIndex = 0;
	
	if( ( 0 == rResourceURL.getToken( 0, '/', nIndex ).compareToAscii( "private:resource" ) ) )
	{
		ByteString aResMgrName( String( rResourceURL.getToken( 0, '/', nIndex ) ), RTL_TEXTENCODING_ASCII_US );
		
		ResMgr* pResMgr = ResMgr::CreateResMgr( aResMgrName.GetBuffer(), Application::GetSettings().GetUILocale() );
		
		if( pResMgr )
		{
			const ::rtl::OUString	aResourceType( rResourceURL.getToken( 0, '/', nIndex ) );
			const ResId				aResId( rResourceURL.getToken( 0, '/', nIndex ).toInt32(), *pResMgr );
			
			if( aResourceType.getLength() )
			{
				BitmapEx aBmpEx;
				
				if( ( 0 == aResourceType.compareToAscii( "bitmap" ) ) ||
					( 0 == aResourceType.compareToAscii( "bitmapex" ) ) )
				{
					aResId.SetRT( RSC_BITMAP );
					
					if( pResMgr->IsAvailable( aResId ) )
					{
						aBmpEx = BitmapEx( aResId );
					}
				}
				else if( 0 == aResourceType.compareToAscii( "image" ) )
				{
					aResId.SetRT( RSC_IMAGE );
					
					if( pResMgr->IsAvailable( aResId ) )
					{
						const Image aImage( aResId );
						aBmpEx = aImage.GetBitmapEx();
					}
				}
				else if( 0 == aResourceType.compareToAscii( "imagelist" ) )
				{
					aResId.SetRT( RSC_IMAGELIST );
					
					if( pResMgr->IsAvailable( aResId ) )
					{
						const ImageList aImageList( aResId );
						sal_Int32		nImageId = ( nIndex > -1 ) ? rResourceURL.getToken( 0, '/', nIndex ).toInt32() : 0;
						
						if( 0 < nImageId )
						{
							const Image aImage( aImageList.GetImage( sal::static_int_cast< sal_uInt16 >(nImageId) ) );
							aBmpEx = aImage.GetBitmapEx();
						}
						else
						{
							aBmpEx = aImageList.GetAsHorizontalStrip();
						}
					}
				}
			
				if( !aBmpEx.IsEmpty() )
				{
					::unographic::Graphic* pUnoGraphic = new ::unographic::Graphic;
					
					pUnoGraphic->init( aBmpEx );
					xRet = pUnoGraphic;
				}
			}
			
			delete pResMgr;
		}
	}
	
	return xRet;
}

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

uno::Reference< beans::XPropertySet > SAL_CALL GraphicProvider::queryGraphicDescriptor( const uno::Sequence< beans::PropertyValue >& rMediaProperties )
	throw ( io::IOException, lang::IllegalArgumentException, lang::WrappedTargetException, uno::RuntimeException)
{
	uno::Reference< beans::XPropertySet > xRet;

	::rtl::OUString aURL;
	uno::Reference< io::XInputStream > xIStm;
    uno::Reference< awt::XBitmap >xBtm;

	for( sal_Int32 i = 0; ( i < rMediaProperties.getLength() ) && !xRet.is(); ++i )
	{
		const ::rtl::OUString	aName( rMediaProperties[ i ].Name );
		const uno::Any 			aValue( rMediaProperties[ i ].Value );
	
		if( COMPARE_EQUAL == aName.compareToAscii( "URL" ) )
		{
			aValue >>= aURL;
		}
		else if( COMPARE_EQUAL == aName.compareToAscii( "InputStream" ) )
		{
			aValue >>= xIStm;
		}
        else if( COMPARE_EQUAL == aName.compareToAscii( "Bitmap" ) )
        {
            aValue >>= xBtm;
        }
	}

	if( xIStm.is() )
	{
		GraphicDescriptor* pDescriptor = new GraphicDescriptor;
		pDescriptor->init( xIStm, aURL );
		xRet = pDescriptor;
	}
	else if( aURL.getLength() )
	{
		uno::Reference< ::graphic::XGraphic > xGraphic( implLoadMemory( aURL ) );
		if( !xGraphic.is() )
			xGraphic = implLoadResource( aURL );
		if( !xGraphic.is() )
			xGraphic = implLoadGraphicObject( aURL );

        if ( !xGraphic.is() )
            xGraphic = implLoadRepositoryImage( aURL );

		if ( !xGraphic.is() )
            xGraphic = implLoadStandardImage( aURL );
		
		if( xGraphic.is() )
		{
			xRet = uno::Reference< beans::XPropertySet >( xGraphic, uno::UNO_QUERY );
		}
		else
		{
			GraphicDescriptor* pDescriptor = new GraphicDescriptor;
			pDescriptor->init( aURL );
			xRet = pDescriptor;
		}
	}
    else if( xBtm.is() )
    {
        uno::Reference< ::graphic::XGraphic > xGraphic( implLoadBitmap( xBtm ) );
		if( xGraphic.is() )
			xRet = uno::Reference< beans::XPropertySet >( xGraphic, uno::UNO_QUERY );
    }

	return xRet;
}

// ------------------------------------------------------------------------------
    
uno::Reference< ::graphic::XGraphic > SAL_CALL GraphicProvider::queryGraphic( const uno::Sequence< ::beans::PropertyValue >& rMediaProperties )
	throw ( io::IOException, lang::IllegalArgumentException, lang::WrappedTargetException, uno::RuntimeException)
{
	uno::Reference< ::graphic::XGraphic >	xRet;
	String									aPath;
	SvStream* 								pIStm = NULL;

	uno::Reference< io::XInputStream > xIStm;
    uno::Reference< awt::XBitmap >xBtm;

	for( sal_Int32 i = 0; ( i < rMediaProperties.getLength() ) && !pIStm && !xRet.is(); ++i )
	{
		const ::rtl::OUString	aName( rMediaProperties[ i ].Name );
		const uno::Any 			aValue( rMediaProperties[ i ].Value );
	
		if( COMPARE_EQUAL == aName.compareToAscii( "URL" ) )
		{		
			::rtl::OUString aURL;
			aValue >>= aURL;
			aPath = aURL;
		}
		else if( COMPARE_EQUAL == aName.compareToAscii( "InputStream" ) )
		{
			aValue >>= xIStm;
		}
        else if( COMPARE_EQUAL == aName.compareToAscii( "Bitmap" ) )
        {
            aValue >>= xBtm;
        }
	}

	if( xIStm.is() )
	{
		pIStm = ::utl::UcbStreamHelper::CreateStream( xIStm );
	}
	else if( aPath.Len() )
	{
		xRet = implLoadMemory( aPath );

		if( !xRet.is() )
			xRet = implLoadGraphicObject( aPath );
		
		if( !xRet.is() )
			xRet = implLoadResource( aPath );
	
        if ( !xRet.is() )
            xRet = implLoadRepositoryImage( aPath );

		if ( !xRet.is() )
            xRet = implLoadStandardImage( aPath );

		if( !xRet.is() )
			pIStm = ::utl::UcbStreamHelper::CreateStream( aPath, STREAM_READ );
	}
    else if( xBtm.is() )
    {
        xRet = implLoadBitmap( xBtm );
    }

	if( pIStm )
	{
		::GraphicFilter* pFilter = ::GraphicFilter::GetGraphicFilter();
		
		if( pFilter )
		{
			::Graphic aVCLGraphic;
			
			if( ( pFilter->ImportGraphic( aVCLGraphic, aPath, *pIStm ) == GRFILTER_OK ) && 
				( aVCLGraphic.GetType() != GRAPHIC_NONE ) )
			{
				::unographic::Graphic* pUnoGraphic = new ::unographic::Graphic;
				
				pUnoGraphic->init( aVCLGraphic );
				xRet = pUnoGraphic;
			}
		}
	
		delete pIStm;
	}
	
	return xRet;
}

void ImplCalculateCropRect( ::Graphic& rGraphic, const text::GraphicCrop& rGraphicCropLogic, Rectangle& rGraphicCropPixel )
{
	if ( rGraphicCropLogic.Left || rGraphicCropLogic.Top || rGraphicCropLogic.Right || rGraphicCropLogic.Bottom )
	{
		Size aSourceSizePixel( rGraphic.GetSizePixel() );
		if ( aSourceSizePixel.Width() && aSourceSizePixel.Height() )
		{
			if ( rGraphicCropLogic.Left || rGraphicCropLogic.Top || rGraphicCropLogic.Right || rGraphicCropLogic.Bottom )
			{
				Size aSize100thMM( 0, 0 );
				if( rGraphic.GetPrefMapMode().GetMapUnit() != MAP_PIXEL )
				{
					aSize100thMM = OutputDevice::LogicToLogic( rGraphic.GetPrefSize(), rGraphic.GetPrefMapMode(), MAP_100TH_MM );
				}
				else
				{
					aSize100thMM = Application::GetDefaultDevice()->PixelToLogic( rGraphic.GetPrefSize(), MAP_100TH_MM );
				}
				if ( aSize100thMM.Width() && aSize100thMM.Height() )
				{
					double fSourceSizePixelWidth = static_cast<double>(aSourceSizePixel.Width());
					double fSourceSizePixelHeight= static_cast<double>(aSourceSizePixel.Height());
					rGraphicCropPixel.Left() = static_cast< sal_Int32 >((fSourceSizePixelWidth * rGraphicCropLogic.Left ) / aSize100thMM.Width());
					rGraphicCropPixel.Top() = static_cast< sal_Int32 >((fSourceSizePixelHeight * rGraphicCropLogic.Top ) / aSize100thMM.Height());
					rGraphicCropPixel.Right() = static_cast< sal_Int32 >(( fSourceSizePixelWidth * ( aSize100thMM.Width() - rGraphicCropLogic.Right ) ) / aSize100thMM.Width() );
					rGraphicCropPixel.Bottom() = static_cast< sal_Int32 >(( fSourceSizePixelHeight * ( aSize100thMM.Height() - rGraphicCropLogic.Bottom ) ) / aSize100thMM.Height() );
				}
			}
		}
	}
}

void ImplApplyBitmapScaling( ::Graphic& rGraphic, sal_Int32 nPixelWidth, sal_Int32 nPixelHeight )
{
	if ( nPixelWidth && nPixelHeight )
	{
		BitmapEx aBmpEx( rGraphic.GetBitmapEx() );
		MapMode aPrefMapMode( aBmpEx.GetPrefMapMode() );
		Size	aPrefSize( aBmpEx.GetPrefSize() );
		aBmpEx.Scale( Size( nPixelWidth, nPixelHeight ) );
		aBmpEx.SetPrefMapMode( aPrefMapMode );
		aBmpEx.SetPrefSize( aPrefSize );
		rGraphic = aBmpEx;
	}
}

void ImplApplyBitmapResolution( ::Graphic& rGraphic, sal_Int32 nImageResolution, const Size& rVisiblePixelSize, const awt::Size& rLogicalSize )
{
	if ( nImageResolution && rLogicalSize.Width && rLogicalSize.Height )
	{
		const double fImageResolution = static_cast<double>( nImageResolution );
		const double fSourceDPIX = ( static_cast<double>(rVisiblePixelSize.Width()) * 2540.0 ) / static_cast<double>(rLogicalSize.Width);
		const double fSourceDPIY = ( static_cast<double>(rVisiblePixelSize.Height()) * 2540.0 ) / static_cast<double>(rLogicalSize.Height);
		const sal_Int32 nSourcePixelWidth( rGraphic.GetSizePixel().Width() );
		const sal_Int32 nSourcePixelHeight( rGraphic.GetSizePixel().Height() );
		const double fSourcePixelWidth = static_cast<double>( nSourcePixelWidth );
		const double fSourcePixelHeight= static_cast<double>( nSourcePixelHeight );

		sal_Int32 nDestPixelWidth = nSourcePixelWidth;
		sal_Int32 nDestPixelHeight = nSourcePixelHeight;

		// check, if the bitmap DPI exceeds the maximum DPI
		if( fSourceDPIX > fImageResolution ) 
		{
			nDestPixelWidth = static_cast<sal_Int32>(( fSourcePixelWidth * fImageResolution ) / fSourceDPIX);
			if ( !nDestPixelWidth || ( nDestPixelWidth > nSourcePixelWidth ) )
				nDestPixelWidth = nSourcePixelWidth;
		}
		if ( fSourceDPIY > fImageResolution )
		{
			nDestPixelHeight= static_cast<sal_Int32>(( fSourcePixelHeight* fImageResolution ) / fSourceDPIY);
			if ( !nDestPixelHeight || ( nDestPixelHeight > nSourcePixelHeight ) )
				nDestPixelHeight = nSourcePixelHeight;
		}
		if ( ( nDestPixelWidth != nSourcePixelWidth ) || ( nDestPixelHeight != nSourcePixelHeight ) )
			ImplApplyBitmapScaling( rGraphic, nDestPixelWidth, nDestPixelHeight );
	}
}

void ImplApplyFilterData( ::Graphic& rGraphic, uno::Sequence< beans::PropertyValue >& rFilterData )
{
	/* this method applies following attributes to the graphic, in the first step the
	   cropping area (logical size in 100thmm) is applied, in the second step the resolution
	   is applied, in the third step the graphic is scaled to the corresponding pixelsize.
	   if a parameter value is zero or not available the corresponding step will be skipped */

	sal_Int32 nPixelWidth = 0;
	sal_Int32 nPixelHeight= 0;
	sal_Int32 nImageResolution = 0;
	awt::Size aLogicalSize( 0, 0 );
	text::GraphicCrop aCropLogic( 0, 0, 0, 0 );
	sal_Bool bRemoveCropArea = sal_True;

	for( sal_Int32 i = 0; i < rFilterData.getLength(); ++i )
	{
		const ::rtl::OUString	aName(  rFilterData[ i ].Name );
		const uno::Any 			aValue( rFilterData[ i ].Value );

		if( COMPARE_EQUAL == aName.compareToAscii( "PixelWidth" ) )
			aValue >>= nPixelWidth;
		else if( COMPARE_EQUAL == aName.compareToAscii( "PixelHeight" ) )
			aValue >>= nPixelHeight;
		else if( COMPARE_EQUAL == aName.compareToAscii( "LogicalSize" ) )
			aValue >>= aLogicalSize;
		else if (COMPARE_EQUAL == aName.compareToAscii( "GraphicCropLogic" ) )
			aValue >>= aCropLogic;
		else if (COMPARE_EQUAL == aName.compareToAscii( "RemoveCropArea" ) )
			aValue >>= bRemoveCropArea;
		else if (COMPARE_EQUAL == aName.compareToAscii( "ImageResolution" ) )
			aValue >>= nImageResolution;
	}
	if ( rGraphic.GetType() == GRAPHIC_BITMAP )
	{
        if(rGraphic.getSvgData().get())
        {
            // embedded Svg, no need to scale. Also no method to apply crop data currently
        }
        else
        {
		    Rectangle aCropPixel( Point( 0, 0 ), rGraphic.GetSizePixel() );
		    ImplCalculateCropRect( rGraphic, aCropLogic, aCropPixel );
		    if ( bRemoveCropArea )
		    {
			    BitmapEx aBmpEx( rGraphic.GetBitmapEx() );
			    aBmpEx.Crop( aCropPixel );
			    rGraphic = aBmpEx;
		    }
		    Size aVisiblePixelSize( bRemoveCropArea ? rGraphic.GetSizePixel() : aCropPixel.GetSize() );
		    ImplApplyBitmapResolution( rGraphic, nImageResolution, aVisiblePixelSize, aLogicalSize );
		    ImplApplyBitmapScaling( rGraphic, nPixelWidth, nPixelHeight );
        }
	}
	else if ( ( rGraphic.GetType() == GRAPHIC_GDIMETAFILE ) && nImageResolution )
	{
		VirtualDevice aDummyVDev;
		GDIMetaFile aMtf( rGraphic.GetGDIMetaFile() );
		Size aMtfSize( aDummyVDev.LogicToLogic( aMtf.GetPrefSize(), aMtf.GetPrefMapMode(), MAP_100TH_MM ) );
		if ( aMtfSize.Width() && aMtfSize.Height() )
		{
			MapMode aNewMapMode( MAP_100TH_MM );
			aNewMapMode.SetScaleX( static_cast< double >( aLogicalSize.Width ) / static_cast< double >( aMtfSize.Width() ) );
			aNewMapMode.SetScaleY( static_cast< double >( aLogicalSize.Height ) / static_cast< double >( aMtfSize.Height() ) );
			aDummyVDev.EnableOutput( sal_False );
			aDummyVDev.SetMapMode( aNewMapMode );

			for( sal_uInt32 i = 0, nObjCount = aMtf.GetActionCount(); i < nObjCount; i++ )
			{
				MetaAction* pAction = aMtf.GetAction( i );
				switch( pAction->GetType() )
				{
					// only optimizing common bitmap actions:
					case( META_MAPMODE_ACTION ):
					{
						const_cast< MetaAction* >( pAction )->Execute( &aDummyVDev );
						break;
					}
					case( META_PUSH_ACTION ):
					{
						const MetaPushAction* pA = (const MetaPushAction*)pAction;
						aDummyVDev.Push( pA->GetFlags() );
						break;
					}
					case( META_POP_ACTION ):
					{
						aDummyVDev.Pop();
						break;
					}
					case( META_BMPSCALE_ACTION ):
					case( META_BMPEXSCALE_ACTION ):
					{
						BitmapEx aBmpEx;
						Point aPos;
						Size aSize;
						if ( pAction->GetType() == META_BMPSCALE_ACTION )
						{
							MetaBmpScaleAction* pScaleAction = dynamic_cast< MetaBmpScaleAction* >( pAction );
							aBmpEx = pScaleAction->GetBitmap();
							aPos = pScaleAction->GetPoint();
							aSize = pScaleAction->GetSize();
						}
						else
						{
							MetaBmpExScaleAction* pScaleAction = dynamic_cast< MetaBmpExScaleAction* >( pAction );
							aBmpEx = pScaleAction->GetBitmapEx();
							aPos = pScaleAction->GetPoint();
							aSize = pScaleAction->GetSize();
						}
						::Graphic aGraphic( aBmpEx );
						const Size aSize100thmm( aDummyVDev.LogicToPixel( aSize ) );
						Size aSize100thmm2( aDummyVDev.PixelToLogic( aSize100thmm, MAP_100TH_MM ) );

						ImplApplyBitmapResolution( aGraphic, nImageResolution,
							aGraphic.GetSizePixel(), awt::Size( aSize100thmm2.Width(), aSize100thmm2.Height() ) );

						MetaAction* pNewAction;
						if ( pAction->GetType() == META_BMPSCALE_ACTION )
							pNewAction = new MetaBmpScaleAction ( aPos, aSize, aGraphic.GetBitmap() );
						else
							pNewAction = new MetaBmpExScaleAction( aPos, aSize, aGraphic.GetBitmapEx() );

						aMtf.ReplaceAction( pNewAction, i );
						pAction->Delete();
						break;
					}
					default:
					case( META_BMP_ACTION ):
					case( META_BMPSCALEPART_ACTION ):
					case( META_BMPEX_ACTION ):
					case( META_BMPEXSCALEPART_ACTION ):
					case( META_MASK_ACTION ):
					case( META_MASKSCALE_ACTION ):
					break;
				}
			}
			rGraphic = aMtf;
		}
	}
}

// ------------------------------------------------------------------------------
    
void SAL_CALL GraphicProvider::storeGraphic( const uno::Reference< ::graphic::XGraphic >& rxGraphic, const uno::Sequence< beans::PropertyValue >& rMediaProperties ) 
	throw ( io::IOException, lang::IllegalArgumentException, lang::WrappedTargetException, uno::RuntimeException)
{
	SvStream* 	pOStm = NULL;
	String		aPath;
	sal_Int32 	i;
	
	for( i = 0; ( i < rMediaProperties.getLength() ) && !pOStm; ++i )
	{
		const ::rtl::OUString	aName( rMediaProperties[ i ].Name );
		const uno::Any 			aValue( rMediaProperties[ i ].Value );
	
		if( COMPARE_EQUAL == aName.compareToAscii( "URL" ) )
		{
			::rtl::OUString aURL;
			
			aValue >>= aURL;
			pOStm = ::utl::UcbStreamHelper::CreateStream( aURL, STREAM_WRITE | STREAM_TRUNC );
			aPath = aURL;
		}
		else if( COMPARE_EQUAL == aName.compareToAscii( "OutputStream" ) )
		{
			uno::Reference< io::XStream > xOStm;
			
			aValue >>= xOStm;
			
			if( xOStm.is() )
				pOStm = ::utl::UcbStreamHelper::CreateStream( xOStm );
		}
	}

	if( pOStm )
	{
		uno::Sequence< beans::PropertyValue >	aFilterDataSeq;
		const char*								pFilterShortName = NULL;
		
		for( i = 0; i < rMediaProperties.getLength(); ++i )
		{
			const ::rtl::OUString	aName( rMediaProperties[ i ].Name );
			const uno::Any 			aValue( rMediaProperties[ i ].Value );
			
			if( COMPARE_EQUAL == aName.compareToAscii( "FilterData" ) )
			{
				aValue >>= aFilterDataSeq;
			}
			else if( COMPARE_EQUAL == aName.compareToAscii( "MimeType" ) )
			{
				::rtl::OUString aMimeType;		
				
				aValue >>= aMimeType;
	
				if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_BMP ) )
					pFilterShortName = "bmp";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_EPS ) )
					pFilterShortName = "eps";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_GIF ) )
					pFilterShortName = "gif";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_JPG ) )
					pFilterShortName = "jpg";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_MET ) )
					pFilterShortName = "met";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_PNG ) )
					pFilterShortName = "png";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_PCT ) )
					pFilterShortName = "pct";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_PBM ) )
					pFilterShortName = "pbm";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_PGM ) )
					pFilterShortName = "pgm";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_PPM ) )
					pFilterShortName = "ppm";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_RAS ) )
					pFilterShortName = "ras";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_SVM ) )
					pFilterShortName = "svm";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_TIF ) )
					pFilterShortName = "tif";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_EMF ) )
					pFilterShortName = "emf";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_WMF ) )
					pFilterShortName = "wmf";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_XPM ) )
					pFilterShortName = "xpm";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_SVG ) )
					pFilterShortName = "svg";
				else if( COMPARE_EQUAL == aMimeType.compareToAscii( MIMETYPE_VCLGRAPHIC ) )
					pFilterShortName = MIMETYPE_VCLGRAPHIC;
			}
		}
		
		if( pFilterShortName )
		{
			::GraphicFilter* pFilter = ::GraphicFilter::GetGraphicFilter();
			
			if( pFilter )
			{
				const uno::Reference< XInterface > 	xIFace( rxGraphic, uno::UNO_QUERY );
				const ::Graphic* 					pGraphic = ::unographic::Graphic::getImplementation( xIFace );
			
				if( pGraphic && ( pGraphic->GetType() != GRAPHIC_NONE ) )
				{
					::Graphic aGraphic( *pGraphic );
					ImplApplyFilterData( aGraphic, aFilterDataSeq );

					/* sj: using a temporary memory stream, because some graphic filters are seeking behind
					   stream end (which leads to an invalid argument exception then). */
					SvMemoryStream aMemStrm;
					aMemStrm.SetVersion( SOFFICE_FILEFORMAT_CURRENT );
					if( 0 == strcmp( pFilterShortName, MIMETYPE_VCLGRAPHIC ) )
						aMemStrm << aGraphic;
					else
					{
						pFilter->ExportGraphic( aGraphic, aPath, aMemStrm, 
												pFilter->GetExportFormatNumberForShortName( ::rtl::OUString::createFromAscii( pFilterShortName ) ),
													( aFilterDataSeq.getLength() ? &aFilterDataSeq : NULL ) );
					}
					aMemStrm.Seek( STREAM_SEEK_TO_END );
					pOStm->Write( aMemStrm.GetData(), aMemStrm.Tell() );
				}
			}
		}
		delete pOStm;
	}
}

}