AOO410/main/svtools/source/graphic/graphic.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 <com/sun/star/graphic/GraphicType.hpp>
#include <com/sun/star/graphic/XGraphicTransformer.hpp>
#include <vcl/graph.hxx>
#include "graphic.hxx"
#include <vcl/dibtools.hxx>

using namespace com::sun::star;

namespace unographic {

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

Graphic::Graphic() :
	mpGraphic( NULL )
{
}

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

Graphic::~Graphic()
	throw()
{
	delete mpGraphic;
}

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

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

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

uno::Any SAL_CALL Graphic::queryAggregation( const uno::Type& rType )
	throw( uno::RuntimeException )
{
	uno::Any aAny;
	if( rType == ::getCppuType((const uno::Reference< graphic::XGraphic >*)0) )
		aAny <<= uno::Reference< graphic::XGraphic >( this );
	else if( rType == ::getCppuType((const uno::Reference< awt::XBitmap >*)0) )
		aAny <<= uno::Reference< awt::XBitmap >( this );
	else if( rType == ::getCppuType((const uno::Reference< lang::XUnoTunnel >*)0) )
		aAny <<= uno::Reference< lang::XUnoTunnel >(this);
	else
		aAny <<= ::unographic::GraphicDescriptor::queryAggregation( rType );
		
	return aAny ;
}

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

uno::Any SAL_CALL Graphic::queryInterface( const uno::Type & rType )
	throw( uno::RuntimeException )
{
    ::com::sun::star::uno::Any aReturn = ::unographic::GraphicDescriptor::queryInterface( rType );
    if ( !aReturn.hasValue() )
		aReturn = ::cppu::queryInterface ( rType, static_cast< graphic::XGraphicTransformer*>( this ) );
	return aReturn;
}

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

void SAL_CALL Graphic::acquire() 
	throw()
{
	::unographic::GraphicDescriptor::acquire();
}

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

void SAL_CALL Graphic::release() throw()
{
	::unographic::GraphicDescriptor::release();
}

// ------------------------------------------------------------------------------
	
uno::Sequence< sal_Int8 > SAL_CALL Graphic::getImplementationId_Static() 
	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;
}

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

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

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

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

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

sal_Bool SAL_CALL Graphic::supportsService( const ::rtl::OUString& rServiceName ) 
	throw( uno::RuntimeException )
{
	if( ::unographic::GraphicDescriptor::supportsService( rServiceName ) )
		return true;
	else
	{
		uno::Sequence< ::rtl::OUString >	aSNL( getSupportedServiceNames() );
		const ::rtl::OUString*				pArray = aSNL.getConstArray();
	
		for( int i = 0; i < aSNL.getLength(); i++ )
			if( pArray[i] == rServiceName )
				return true;
	
		return false;
	}
}

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

uno::Sequence< ::rtl::OUString > SAL_CALL Graphic::getSupportedServiceNames() 
	throw( uno::RuntimeException )
{
	uno::Sequence< ::rtl::OUString > 	aRet( ::unographic::GraphicDescriptor::getSupportedServiceNames() );
	uno::Sequence< ::rtl::OUString > 	aNew( getSupportedServiceNames_Static() );
	sal_Int32							nOldCount = aRet.getLength();
	
	aRet.realloc( nOldCount + aNew.getLength() );
	
	for( sal_Int32 i = 0; i < aNew.getLength(); ++i )
		aRet[ nOldCount++ ] = aNew[ i ];

	return aRet;
}

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

uno::Sequence< uno::Type > SAL_CALL Graphic::getTypes() 
	throw(uno::RuntimeException)
{
	uno::Sequence< uno::Type >	aRet( ::unographic::GraphicDescriptor::getTypes() );
	sal_Int32 					nOldCount = aRet.getLength();

	aRet.realloc( nOldCount + 2 );
	aRet[ nOldCount ] = ::getCppuType((const uno::Reference< graphic::XGraphic>*)0);
	aRet[ nOldCount+1 ] = ::getCppuType((const uno::Reference< awt::XBitmap>*)0);
	
	return aRet;
}

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

uno::Sequence< sal_Int8 > SAL_CALL Graphic::getImplementationId() 
	throw(uno::RuntimeException)
{
	return getImplementationId_Static();
}

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

::sal_Int8 SAL_CALL Graphic::getType()
 	throw (uno::RuntimeException)
{
	::sal_Int8 cRet = graphic::GraphicType::EMPTY;

	if( mpGraphic && ( mpGraphic->GetType() != GRAPHIC_NONE ) )
		cRet = ( ( mpGraphic->GetType() == GRAPHIC_BITMAP ) ? graphic::GraphicType::PIXEL : graphic::GraphicType::VECTOR );
	
	return cRet;
}

//----------------------------------------------------------------------
// XBitmap
//----------------------------------------------------------------------

awt::Size SAL_CALL Graphic::getSize(  ) throw (uno::RuntimeException)
{
	::vos::OGuard aGuard( Application::GetSolarMutex() );

	::Size aVclSize;
	if( mpGraphic && ( mpGraphic->GetType() != GRAPHIC_NONE ) )
		aVclSize = mpGraphic->GetSizePixel();

	return awt::Size( aVclSize.Width(), aVclSize.Height() );
}

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

uno::Sequence< ::sal_Int8 > SAL_CALL Graphic::getDIB(  ) throw (uno::RuntimeException)
{
	::vos::OGuard aGuard( Application::GetSolarMutex() );

	if( mpGraphic && ( mpGraphic->GetType() != GRAPHIC_NONE ) )
	{
		SvMemoryStream aMem;

        WriteDIB(mpGraphic->GetBitmapEx().GetBitmap(), aMem, false, true);
		return ::com::sun::star::uno::Sequence<sal_Int8>( (sal_Int8*) aMem.GetData(), aMem.Tell() );
	}
	else
	{
		return uno::Sequence<sal_Int8>();
	}
}

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

uno::Sequence< ::sal_Int8 > SAL_CALL Graphic::getMaskDIB(  ) throw (uno::RuntimeException)
{
	::vos::OGuard aGuard( Application::GetSolarMutex() );

	if( mpGraphic && ( mpGraphic->GetType() != GRAPHIC_NONE ) )
	{
		SvMemoryStream aMem;

        WriteDIB(mpGraphic->GetBitmapEx().GetMask(), aMem, false, true);
		return ::com::sun::star::uno::Sequence<sal_Int8>( (sal_Int8*) aMem.GetData(), aMem.Tell() );
	}
	else
	{
		return uno::Sequence<sal_Int8>();
	}
}

//----------------------------------------------------------------------
const ::Graphic* Graphic::getImplementation( const uno::Reference< uno::XInterface >& rxIFace )
	throw()
{
	uno::Reference< lang::XUnoTunnel > xTunnel( rxIFace, uno::UNO_QUERY );
	return( xTunnel.is() ? reinterpret_cast< ::Graphic* >( xTunnel->getSomething( getImplementationId_Static() ) ) : NULL );
}

//----------------------------------------------------------------------
sal_Int64 SAL_CALL Graphic::getSomething( const uno::Sequence< sal_Int8 >& rId )
	throw( uno::RuntimeException )
{
	return( ( rId.getLength() == 16 && 0 == rtl_compareMemory( getImplementationId().getConstArray(), rId.getConstArray(), 16 ) ) ?
			reinterpret_cast< sal_Int64 >( mpGraphic ) : 
			0 );
}

}