xref: /aoo41x/main/svtools/source/graphic/descriptor.cxx (revision ddde725d)

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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 "descriptor.hxx"

#include <rtl/uuid.h>
#include <vos/mutex.hxx>
#include <unotools/ucbstreamhelper.hxx>
#include <svtools/filter.hxx>
#include <svl/itemprop.hxx>

#include <com/sun/star/beans/PropertyState.hpp>
#include <com/sun/star/beans/PropertyAttribute.hpp>
#include <com/sun/star/awt/Size.hpp>
#include <com/sun/star/graphic/GraphicType.hpp>

#include "vcl/graph.hxx"
#include "vcl/svapp.hxx"

#define UNOGRAPHIC_GRAPHICTYPE 	1
#define UNOGRAPHIC_MIMETYPE		2
#define UNOGRAPHIC_SIZEPIXEL	3
#define UNOGRAPHIC_SIZE100THMM	4
#define UNOGRAPHIC_BITSPERPIXEL	5
#define UNOGRAPHIC_TRANSPARENT	6
#define UNOGRAPHIC_ALPHA		7
#define UNOGRAPHIC_ANIMATED		8

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

namespace unographic {

// ---------------------
// - GraphicDescriptor -
// ---------------------

GraphicDescriptor::GraphicDescriptor() :
	::comphelper::PropertySetHelper( createPropertySetInfo(), SAL_NO_ACQUIRE ),
	mpGraphic( NULL ),
	meType( GRAPHIC_NONE ),
	mnBitsPerPixel ( 0 ),
	mbTransparent ( false ),
	mbAlpha( false ),
	mbAnimated( false )
{
}

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

GraphicDescriptor::~GraphicDescriptor()
	throw()
{
}

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

void GraphicDescriptor::init( const ::Graphic& rGraphic )
	throw()
{
	mpGraphic = &rGraphic;
}

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

void GraphicDescriptor::init( const ::rtl::OUString& rURL )
	throw()
{
	SvStream* pIStm = ::utl::UcbStreamHelper::CreateStream( rURL, STREAM_READ );

	if( pIStm )
	{
		implCreate( *pIStm, &rURL );
		delete pIStm;
	}
}

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

void GraphicDescriptor::init( const uno::Reference< io::XInputStream >& rxIStm, const ::rtl::OUString& rURL )
	throw()
{
	SvStream* pIStm = ::utl::UcbStreamHelper::CreateStream( rxIStm );

	if( pIStm )
	{
		implCreate( *pIStm, &rURL );
		delete pIStm;
	}
}

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

bool GraphicDescriptor::isValid() const
{
	return( mpGraphic ? ( mpGraphic->GetType() != GRAPHIC_NONE ) : ( meType != GRAPHIC_NONE ) );
}

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

void GraphicDescriptor::implCreate( SvStream& rIStm, const ::rtl::OUString* pURL )
{
	String aURL;
	if( pURL )
		aURL = *pURL;
	::GraphicDescriptor aDescriptor( rIStm, &aURL );

	mpGraphic = NULL;
	maMimeType = ::rtl::OUString();
	meType = GRAPHIC_NONE;
	mnBitsPerPixel = 0;
	mbTransparent = false;

	if( aDescriptor.Detect( true ) && aDescriptor.GetFileFormat() != GFF_NOT )
	{
		const char* 			pMimeType = NULL;
		sal_uInt8 				cType = graphic::GraphicType::EMPTY;

		switch( aDescriptor.GetFileFormat() )
		{
			case( GFF_BMP ): pMimeType = MIMETYPE_BMP; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_GIF ): pMimeType = MIMETYPE_GIF; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_JPG ): pMimeType = MIMETYPE_JPG; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_PCD ): pMimeType = MIMETYPE_PCD; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_PCX ): pMimeType = MIMETYPE_PCX; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_PNG ): pMimeType = MIMETYPE_PNG; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_TIF ): pMimeType = MIMETYPE_TIF; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_XBM ): pMimeType = MIMETYPE_XBM; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_XPM ): pMimeType = MIMETYPE_XPM; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_PBM ): pMimeType = MIMETYPE_PBM; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_PGM ): pMimeType = MIMETYPE_PGM; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_PPM ): pMimeType = MIMETYPE_PPM; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_RAS ): pMimeType = MIMETYPE_RAS; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_TGA ): pMimeType = MIMETYPE_TGA; cType = graphic::GraphicType::PIXEL; break;
			case( GFF_PSD ): pMimeType = MIMETYPE_PSD; cType = graphic::GraphicType::PIXEL; break;

			case( GFF_EPS ): pMimeType = MIMETYPE_EPS; cType = graphic::GraphicType::VECTOR; break;
			case( GFF_DXF ): pMimeType = MIMETYPE_DXF; cType = graphic::GraphicType::VECTOR; break;
			case( GFF_MET ): pMimeType = MIMETYPE_MET; cType = graphic::GraphicType::VECTOR; break;
			case( GFF_PCT ): pMimeType = MIMETYPE_PCT; cType = graphic::GraphicType::VECTOR; break;
			case( GFF_SGF ): pMimeType = MIMETYPE_SGF; cType = graphic::GraphicType::VECTOR; break;
			case( GFF_SVM ): pMimeType = MIMETYPE_SVM; cType = graphic::GraphicType::VECTOR; break;
			case( GFF_WMF ): pMimeType = MIMETYPE_WMF; cType = graphic::GraphicType::VECTOR; break;
			case( GFF_SGV ): pMimeType = MIMETYPE_SGV; cType = graphic::GraphicType::VECTOR; break;
			case( GFF_EMF ): pMimeType = MIMETYPE_EMF; cType = graphic::GraphicType::VECTOR; break;
			case( GFF_SVG ): pMimeType = MIMETYPE_SVG; cType = graphic::GraphicType::VECTOR; break;

			default:
			break;
		}

		if( graphic::GraphicType::EMPTY != cType )
		{
			meType = ( ( graphic::GraphicType::PIXEL == cType ) ? GRAPHIC_BITMAP : GRAPHIC_GDIMETAFILE );
			maMimeType = String( pMimeType, RTL_TEXTENCODING_ASCII_US );
			maSizePixel = aDescriptor.GetSizePixel();
			maSize100thMM = aDescriptor.GetSize_100TH_MM();
			mnBitsPerPixel = aDescriptor.GetBitsPerPixel();
			mbTransparent = ( graphic::GraphicType::VECTOR == cType );
			mbAlpha = mbAnimated = false;
		}
	}
}

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

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

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

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

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

	return aSeq;
}

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

uno::Any SAL_CALL GraphicDescriptor::queryAggregation( const uno::Type & rType )
	throw( uno::RuntimeException )
{
	uno::Any aAny;

	if( rType == ::getCppuType((const uno::Reference< lang::XServiceInfo >*)0) )
		aAny <<= uno::Reference< lang::XServiceInfo >(this);
	else if( rType == ::getCppuType((const uno::Reference< lang::XTypeProvider >*)0) )
		aAny <<= uno::Reference< lang::XTypeProvider >(this);
	else if( rType == ::getCppuType((const uno::Reference< beans::XPropertySet >*)0) )
		aAny <<= uno::Reference< beans::XPropertySet >(this);
	else if( rType == ::getCppuType((const uno::Reference< beans::XPropertyState >*)0) )
		aAny <<= uno::Reference< beans::XPropertyState >(this);
	else if( rType == ::getCppuType((const uno::Reference< beans::XMultiPropertySet >*)0) )
		aAny <<= uno::Reference< beans::XMultiPropertySet >(this);
	else
		aAny <<= OWeakAggObject::queryAggregation( rType );

	return aAny;
}

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

uno::Any SAL_CALL GraphicDescriptor::queryInterface( const uno::Type & rType )
	throw( uno::RuntimeException )
{
	return OWeakAggObject::queryInterface( rType );
}

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

void SAL_CALL GraphicDescriptor::acquire()
	throw()
{
	OWeakAggObject::acquire();
}

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

void SAL_CALL GraphicDescriptor::release()
	throw()
{
	OWeakAggObject::release();
}

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

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

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

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

    for( sal_Int32 i = 0; i < aSNL.getLength(); i++ )
        if( pArray[i] == ServiceName )
            return true;

    return false;
}

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

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

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

uno::Sequence< uno::Type > SAL_CALL GraphicDescriptor::getTypes()
	throw( uno::RuntimeException )
{
	uno::Sequence< uno::Type >	aTypes( 6 );
	uno::Type* 					pTypes = aTypes.getArray();

	*pTypes++ = ::getCppuType((const uno::Reference< uno::XAggregation>*)0);
	*pTypes++ = ::getCppuType((const uno::Reference< lang::XServiceInfo>*)0);
	*pTypes++ = ::getCppuType((const uno::Reference< lang::XTypeProvider>*)0);
	*pTypes++ = ::getCppuType((const uno::Reference< beans::XPropertySet>*)0);
	*pTypes++ = ::getCppuType((const uno::Reference< beans::XPropertyState>*)0);
	*pTypes++ = ::getCppuType((const uno::Reference< beans::XMultiPropertySet>*)0);

	return aTypes;
}

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

uno::Sequence< sal_Int8 > SAL_CALL GraphicDescriptor::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;
}

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

::comphelper::PropertySetInfo* GraphicDescriptor::createPropertySetInfo()
{
	vos::OGuard 					aGuard( Application::GetSolarMutex() );
	::comphelper::PropertySetInfo*	pRet = new ::comphelper::PropertySetInfo();

	static ::comphelper::PropertyMapEntry aEntries[] =
	{
		{ MAP_CHAR_LEN( "GraphicType" ), UNOGRAPHIC_GRAPHICTYPE, &::getCppuType( (const sal_Int8*)(0)), beans::PropertyAttribute::READONLY, 0 },
		{ MAP_CHAR_LEN( "MimeType" ), UNOGRAPHIC_MIMETYPE, &::getCppuType( (const ::rtl::OUString*)(0)), beans::PropertyAttribute::READONLY, 0 },
		{ MAP_CHAR_LEN( "SizePixel" ), UNOGRAPHIC_SIZEPIXEL, &::getCppuType( (const awt::Size*)(0)), beans::PropertyAttribute::READONLY, 0 },
		{ MAP_CHAR_LEN( "Size100thMM" ), UNOGRAPHIC_SIZE100THMM,	&::getCppuType( (const awt::Size*)(0)), beans::PropertyAttribute::READONLY, 0 },
		{ MAP_CHAR_LEN( "BitsPerPixel" ), UNOGRAPHIC_BITSPERPIXEL, &::getCppuType( (const sal_uInt8*)(0)), beans::PropertyAttribute::READONLY, 0 },
		{ MAP_CHAR_LEN( "Transparent" ), UNOGRAPHIC_TRANSPARENT, &::getCppuType( (const sal_Bool*)(0)), beans::PropertyAttribute::READONLY, 0 },
		{ MAP_CHAR_LEN( "Alpha" ), UNOGRAPHIC_ALPHA, &::getCppuType( (const sal_Bool*)(0)), beans::PropertyAttribute::READONLY, 0 },
		{ MAP_CHAR_LEN( "Animated" ), UNOGRAPHIC_ANIMATED, &::getCppuType( (const sal_Bool*)(0)), beans::PropertyAttribute::READONLY, 0 },

		{ 0,0,0,0,0,0 }
	};

	pRet->acquire();
	pRet->add( aEntries );

	return pRet;
}

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

void GraphicDescriptor::_setPropertyValues( const comphelper::PropertyMapEntry** /*ppEntries*/, const uno::Any* /*pValues*/ )
	throw( beans::UnknownPropertyException,
		   beans::PropertyVetoException,
		   lang::IllegalArgumentException,
	   	   lang::WrappedTargetException )
{
	// we only have readonly attributes
}

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

void GraphicDescriptor::_getPropertyValues( const comphelper::PropertyMapEntry** ppEntries, uno::Any* pValues )
	throw( beans::UnknownPropertyException, lang::WrappedTargetException )
{
	::vos::OGuard aGuard( Application::GetSolarMutex() );

	while( *ppEntries )
	{
		switch( (*ppEntries)->mnHandle )
		{
			case( UNOGRAPHIC_GRAPHICTYPE ):
			{
				const GraphicType eType( mpGraphic ? mpGraphic->GetType() : meType );

				*pValues <<= ( ( eType == GRAPHIC_BITMAP ? graphic::GraphicType::PIXEL :
								( eType == GRAPHIC_GDIMETAFILE ? graphic::GraphicType::VECTOR :
								graphic::GraphicType::EMPTY ) ) );
			}
			break;

			case( UNOGRAPHIC_MIMETYPE ):
			{
				::rtl::OUString aMimeType;

				if( mpGraphic )
				{
					if( mpGraphic->IsLink() )
					{
						const char* pMimeType;

						switch( const_cast< Graphic* >( mpGraphic )->GetLink().GetType() )
						{
							case( GFX_LINK_TYPE_NATIVE_GIF ): pMimeType = MIMETYPE_GIF; break;
							case( GFX_LINK_TYPE_NATIVE_JPG ): pMimeType = MIMETYPE_JPG; break;
							case( GFX_LINK_TYPE_NATIVE_PNG ): pMimeType = MIMETYPE_PNG; break;
							case( GFX_LINK_TYPE_NATIVE_WMF ): pMimeType = MIMETYPE_WMF; break;
							case( GFX_LINK_TYPE_NATIVE_MET ): pMimeType = MIMETYPE_MET; break;
							case( GFX_LINK_TYPE_NATIVE_PCT ): pMimeType = MIMETYPE_PCT; break;

                            // added Svg mimetype support
                            case( GFX_LINK_TYPE_NATIVE_SVG ): pMimeType = MIMETYPE_SVG; break;

							default:
								pMimeType = NULL;
							break;
						}

						if( pMimeType )
							aMimeType = ::rtl::OUString::createFromAscii( pMimeType );
					}

					if( !aMimeType.getLength() && ( mpGraphic->GetType() != GRAPHIC_NONE ) )
						aMimeType = ::rtl::OUString::createFromAscii( MIMETYPE_VCLGRAPHIC );
				}
				else
					aMimeType = maMimeType;

 				*pValues <<= aMimeType;
			}
			break;

			case( UNOGRAPHIC_SIZEPIXEL ):
			{
				awt::Size aAWTSize( 0, 0 );

				if( mpGraphic )
				{
					if( mpGraphic->GetType() == GRAPHIC_BITMAP )
					{
						const Size aSizePix( mpGraphic->GetBitmapEx().GetSizePixel() );
						aAWTSize = awt::Size( aSizePix.Width(), aSizePix.Height() );
					}
				}
				else
					aAWTSize = awt::Size( maSizePixel.Width(), maSizePixel.Height() );

				*pValues <<= aAWTSize;
			}
			break;

			case( UNOGRAPHIC_SIZE100THMM ):
			{
				awt::Size aAWTSize( 0, 0 );

				if( mpGraphic )
				{
					if( mpGraphic->GetPrefMapMode().GetMapUnit() != MAP_PIXEL )
					{
						const Size aSizeLog( OutputDevice::LogicToLogic( mpGraphic->GetPrefSize(), mpGraphic->GetPrefMapMode(), MAP_100TH_MM ) );
						aAWTSize = awt::Size( aSizeLog.Width(), aSizeLog.Height() );
					}
				}
				else
					aAWTSize = awt::Size( maSize100thMM.Width(), maSize100thMM.Height() );

				*pValues <<= aAWTSize;
			}
			break;

			case( UNOGRAPHIC_BITSPERPIXEL ):
			{
				sal_uInt16 nBitsPerPixel = 0;

				if( mpGraphic )
				{
					if( mpGraphic->GetType() == GRAPHIC_BITMAP )
						nBitsPerPixel = mpGraphic->GetBitmapEx().GetBitmap().GetBitCount();
				}
				else
					nBitsPerPixel = mnBitsPerPixel;

				*pValues <<= sal::static_int_cast< sal_Int8 >(nBitsPerPixel);
			}
			break;

			case( UNOGRAPHIC_TRANSPARENT ):
			{
				*pValues <<= static_cast< sal_Bool >( mpGraphic ? mpGraphic->IsTransparent() : mbTransparent );
			}
			break;

			case( UNOGRAPHIC_ALPHA ):
			{
				*pValues <<= static_cast< sal_Bool >( mpGraphic ? mpGraphic->IsAlpha() : mbAlpha );
			}
			break;

			case( UNOGRAPHIC_ANIMATED ):
			{
				*pValues <<= static_cast< sal_Bool >( mpGraphic ? mpGraphic->IsAnimated() : mbAnimated );
			}
			break;
		}

		++ppEntries;
		++pValues;
	}
}

}