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diff --git a/vcl/source/gdi/rendergraphicrasterizer.cxx b/vcl/source/gdi/rendergraphicrasterizer.cxx
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-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*************************************************************************
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * Copyright 2000, 2010 Oracle and/or its affiliates.
- *
- * OpenOffice.org - a multi-platform office productivity suite
- *
- * This file is part of OpenOffice.org.
- *
- * OpenOffice.org is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License version 3
- * only, as published by the Free Software Foundation.
- *
- * OpenOffice.org is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Lesser General Public License version 3 for more details
- * (a copy is included in the LICENSE file that accompanied this code).
- *
- * You should have received a copy of the GNU Lesser General Public License
- * version 3 along with OpenOffice.org. If not, see
- * <http://www.openoffice.org/license.html>
- * for a copy of the LGPLv3 License.
- *
- ************************************************************************/
-
-#include <vcl/rendergraphicrasterizer.hxx>
-#include <vcl/svapp.hxx>
-#include <vcl/wrkwin.hxx>
-#include <vcl/virdev.hxx>
-#include <vcl/unohelp.hxx>
-#include <vcl/bmpacc.hxx>
-#include <vcl/graph.hxx>
-#include <tools/stream.hxx>
-#include <comphelper/processfactory.hxx>
-#include <unotools/streamwrap.hxx>
-
-#include <com/sun/star/lang/XMultiServiceFactory.hpp>
-
-#include <boost/scoped_ptr.hpp>
-
-#define VCL_SERVICENAME_RASTERIZER_SVG "com.sun.star.graphic.GraphicRasterizer_RSVG"
-
-using namespace com::sun::star;
-
-namespace vcl
-{
-// ---------------------------------------------------------
-// - maximum extent in pixel for graphics to be rasterized -
-// ---------------------------------------------------------
-
-static const sal_uInt32 nRasterizerDefaultExtent = 4096;
-
-// ---------------------------
-// - RenderGraphicRasterizer -
-// ---------------------------
-
-RenderGraphicRasterizer::RenderGraphicRasterizer( const RenderGraphic& rRenderGraphic ) :
- maRenderGraphic( rRenderGraphic ),
- mfRotateAngle( 0.0 ),
- mfShearAngleX( 0.0 ),
- mfShearAngleY( 0.0 )
-{
-}
-
-// -------------------------------------------------------------------------
-
-RenderGraphicRasterizer::RenderGraphicRasterizer( const RenderGraphicRasterizer& rRenderGraphicRasterizer ) :
- maRenderGraphic( rRenderGraphicRasterizer.maRenderGraphic ),
- mxRasterizer( rRenderGraphicRasterizer.mxRasterizer ),
- maBitmapEx( rRenderGraphicRasterizer.maBitmapEx ),
- maDefaultSizePixel( rRenderGraphicRasterizer.maDefaultSizePixel ),
- mfRotateAngle( rRenderGraphicRasterizer.mfRotateAngle ),
- mfShearAngleX( rRenderGraphicRasterizer.mfShearAngleX ),
- mfShearAngleY( rRenderGraphicRasterizer.mfShearAngleY )
-{
-}
-
-// -------------------------------------------------------------------------
-
-RenderGraphicRasterizer::~RenderGraphicRasterizer()
-{
-}
-
-// -------------------------------------------------------------------------
-
-RenderGraphicRasterizer& RenderGraphicRasterizer::operator=(
- const RenderGraphicRasterizer& rRenderGraphicRasterizer )
-{
- maRenderGraphic = rRenderGraphicRasterizer.maRenderGraphic;
- maBitmapEx = rRenderGraphicRasterizer.maBitmapEx;
- maDefaultSizePixel = rRenderGraphicRasterizer.maDefaultSizePixel;
- mfRotateAngle = rRenderGraphicRasterizer.mfRotateAngle;
- mfShearAngleX = rRenderGraphicRasterizer.mfShearAngleX;
- mfShearAngleY = rRenderGraphicRasterizer.mfShearAngleY;
- mxRasterizer = rRenderGraphicRasterizer.mxRasterizer;
-
- return( *this );
-}
-
-// -------------------------------------------------------------------------
-
-const Size& RenderGraphicRasterizer::GetDefaultSizePixel() const
-{
- const_cast< RenderGraphicRasterizer* >( this )->InitializeRasterizer();
-
- return( maDefaultSizePixel );
-}
-
-// -------------------------------------------------------------------------
-
-BitmapEx RenderGraphicRasterizer::GetReplacement() const
-{
- BitmapEx aRet( Rasterize( GetDefaultSizePixel() ) );
-
- aRet.SetPrefSize( GetPrefSize() );
- aRet.SetPrefMapMode( GetPrefMapMode() );
-
- return( aRet );
-}
-
-// -------------------------------------------------------------------------
-
-Size RenderGraphicRasterizer::GetPrefSize() const
-{
- const Size aSizePixel( GetDefaultSizePixel() );
- boost::scoped_ptr< VirtualDevice > xCompVDev;
- OutputDevice* pCompDev = NULL;
-
-#ifndef NO_GETAPPWINDOW
- pCompDev = Application::GetAppWindow();
-#endif
-
- if( !pCompDev )
- {
- xCompVDev.reset( new VirtualDevice );
- pCompDev = xCompVDev.get();
- }
-
- return( pCompDev->PixelToLogic( aSizePixel, GetPrefMapMode() ) );
-}
-
-// -------------------------------------------------------------------------
-
-MapMode RenderGraphicRasterizer::GetPrefMapMode() const
-{
- return( MapMode( MAP_100TH_MM ) );
-}
-
-// -------------------------------------------------------------------------
-
-const BitmapEx& RenderGraphicRasterizer::Rasterize( const Size& rSizePixel,
- double fRotateAngle,
- double fShearAngleX,
- double fShearAngleY,
- sal_uInt32 nMaxExtent ) const
-{
- const bool bRasterize = !maRenderGraphic.IsEmpty() &&
- rSizePixel.Width() && rSizePixel.Height() &&
- ( maBitmapEx.IsEmpty() ||
- ( rSizePixel != maBitmapEx.GetSizePixel() ) ||
- ( fRotateAngle != mfRotateAngle ) ||
- ( fShearAngleX != mfShearAngleX ) ||
- ( fShearAngleY != mfShearAngleY ) );
-
- if( bRasterize )
- {
- const_cast< RenderGraphicRasterizer* >( this )->InitializeRasterizer();
-
- if( mxRasterizer.is() )
- {
- sal_uInt32 nWidth = labs( rSizePixel.Width() );
- sal_uInt32 nHeight = labs( rSizePixel.Height() );
-
- // limiting the extent of the rastered bitmap
- if( VCL_RASTERIZER_UNLIMITED_EXTENT != nMaxExtent )
- {
- if( VCL_RASTERIZER_DEFAULT_EXTENT == nMaxExtent )
- {
- nMaxExtent = nRasterizerDefaultExtent;
- }
-
- if( ( nWidth > nMaxExtent ) || ( nHeight > nMaxExtent ) )
- {
- const double fScale = static_cast< double >( nMaxExtent ) / ::std::max( nWidth, nHeight );
-
- nWidth = FRound( nWidth * fScale );
- nHeight = FRound( nHeight * fScale );
- }
- }
-
- if( !ImplRasterizeFromCache( const_cast< RenderGraphicRasterizer& >( *this ),
- Size( nWidth, nHeight ), fRotateAngle, fShearAngleX, fShearAngleY ) )
- {
- try
- {
- const uno::Sequence< beans::PropertyValue > aPropertySeq;
- const Graphic aRasteredGraphic( mxRasterizer->rasterize( nWidth,
- nHeight,
- fRotateAngle,
- fShearAngleX,
- fShearAngleY,
- aPropertySeq ) );
-
- maBitmapEx = aRasteredGraphic.GetBitmapEx();
- mfRotateAngle = fRotateAngle;
- mfShearAngleX = fShearAngleX;
- mfShearAngleY = fShearAngleY;
-
- ImplUpdateCache( *this );
-
-// OSL_TRACE( "Wanted: %d x %d / Got: %d x %d", rSizePixel.Width(), rSizePixel.Height(), maBitmapEx.GetSizePixel().Width(), maBitmapEx.GetSizePixel().Height() );
- }
- catch( ... )
- {
- OSL_TRACE( "caught exception during rasterization" );
- }
- }
- }
- }
-
- return( maBitmapEx );
-}
-
-// -------------------------------------------------------------------------
-
-void RenderGraphicRasterizer::InitializeRasterizer()
-{
- if( !mxRasterizer.is() && !ImplInitializeFromCache( *this ) )
- {
- uno::Reference< lang::XMultiServiceFactory > xFactory( ::comphelper::getProcessServiceFactory() );
-
- maDefaultSizePixel.Width() = maDefaultSizePixel.Height() = 0;
-
- if ( !maRenderGraphic.IsEmpty() )
- {
- rtl::OUString aServiceName;
-
- if( maRenderGraphic.GetGraphicDataMimeType() == "image/svg+xml" )
- {
- aServiceName = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( VCL_SERVICENAME_RASTERIZER_SVG ) );
- }
-
- if( !aServiceName.isEmpty() )
- {
- mxRasterizer.set( xFactory->createInstance( aServiceName ), uno::UNO_QUERY );
-
- if( mxRasterizer.is() )
- {
- boost::scoped_ptr< VirtualDevice > xCompVDev;
- OutputDevice* pCompDev = NULL;
-
-#ifndef NO_GETAPPWINDOW
- pCompDev = Application::GetAppWindow();
-#endif
-
- if( !pCompDev )
- {
- xCompVDev.reset( new VirtualDevice );
- pCompDev = xCompVDev.get();
- }
-
- const Size aDPI( pCompDev->LogicToPixel( Size( 1, 1 ), MAP_INCH ) );
- awt::Size aSizePixel;
- SvMemoryStream aMemStm( maRenderGraphic.GetGraphicData().get(),
- maRenderGraphic.GetGraphicDataLength(),
- STREAM_READ );
-
- uno::Reference< io::XInputStream > xIStm( new utl::OSeekableInputStreamWrapper( aMemStm ) );
-
- try
- {
- if( !xIStm.is() || !mxRasterizer->initializeData( xIStm, aDPI.Width(), aDPI.Height(), aSizePixel ) )
- {
- mxRasterizer.clear();
- }
- else
- {
- maDefaultSizePixel.Width() = aSizePixel.Width;
- maDefaultSizePixel.Height() = aSizePixel.Height;
- }
- }
- catch( ... )
- {
- OSL_TRACE( "caught exception during initialization of SVG rasterizer component" );
- mxRasterizer.clear();
- }
- }
- }
- }
- }
-}
-
-// ------------------------------------------------------------------------------
-
-RenderGraphicRasterizer::RenderGraphicRasterizerCache& RenderGraphicRasterizer::ImplGetCache()
-{
- static RenderGraphicRasterizerCache* pCache = NULL;
-
- if( !pCache )
- {
- pCache = new RenderGraphicRasterizerCache;
- }
-
- return( *pCache );
-}
-
-// ------------------------------------------------------------------------------
-
-bool RenderGraphicRasterizer::ImplInitializeFromCache( RenderGraphicRasterizer& rRasterizer )
-{
- RenderGraphicRasterizerCache& rCache = ImplGetCache();
- bool bRet = false;
-
- for( sal_uInt32 i = 0; i < rCache.size(); ++i )
- {
- const RenderGraphicRasterizer* pCheck = &rCache[ i ];
-
- if( pCheck && pCheck->mxRasterizer.is() && ( pCheck->maRenderGraphic == rRasterizer.maRenderGraphic ) )
- {
-// OSL_TRACE( "Hit RenderGraphicRasterizer cache for initialization" );
-
- rRasterizer.mxRasterizer = pCheck->mxRasterizer;
- rRasterizer.maDefaultSizePixel = pCheck->maDefaultSizePixel;
-
- // put found Rasterizer at begin of deque
- const RenderGraphicRasterizer aFound( rCache[ i ] );
-
- rCache.erase( rCache.begin() + i );
- rCache.push_front( aFound );
-
-
- bRet = true;
- }
- }
-
- return( bRet );
-}
-
-// ------------------------------------------------------------------------------
-
-bool RenderGraphicRasterizer::ImplRasterizeFromCache( RenderGraphicRasterizer& rRasterizer,
- const Size& rSizePixel,
- double fRotateAngle,
- double fShearAngleX,
- double fShearAngleY )
-{
- RenderGraphicRasterizerCache& rCache = ImplGetCache();
- bool bRet = false;
-
- for( sal_uInt32 i = 0; i < rCache.size(); ++i )
- {
- const RenderGraphicRasterizer& rCheck = rCache[ i ];
-
- if( rCheck.mxRasterizer.is() && rRasterizer.mxRasterizer.is() &&
- ( ( rCheck.mxRasterizer == rRasterizer.mxRasterizer ) ||
- ( rRasterizer.maRenderGraphic == rCheck.maRenderGraphic ) ) &&
- ( rCheck.maBitmapEx.GetSizePixel() == rSizePixel ) &&
- ( rCheck.mfRotateAngle == fRotateAngle ) &&
- ( rCheck.mfShearAngleX == fShearAngleX ) &&
- ( rCheck.mfShearAngleY == fShearAngleY ) )
- {
-// OSL_TRACE( "Hit RenderGraphicRasterizer cache for rasterizing" );
-
- rRasterizer.maBitmapEx = rCheck.maBitmapEx;
- rRasterizer.mfRotateAngle = fRotateAngle;
- rRasterizer.mfShearAngleX = fShearAngleX;
- rRasterizer.mfShearAngleY = fShearAngleY;
-
- // put found Rasterizer at begin of deque
- const RenderGraphicRasterizer aFound( rCache[ i ] );
-
- rCache.erase( rCache.begin() + i );
- rCache.push_front( aFound );
-
- bRet = true;
- }
- }
-
- return( bRet );
-}
-
-// ------------------------------------------------------------------------------
-
-void RenderGraphicRasterizer::ImplUpdateCache( const RenderGraphicRasterizer& rRasterizer )
-{
- RenderGraphicRasterizerCache& rCache = ImplGetCache();
- const sal_uInt32 nMaxCacheSize = 8;
-
- if( rCache.size() < nMaxCacheSize )
- {
- rCache.push_front( rRasterizer );
- }
- else
- {
- rCache.pop_back();
- rCache.push_front( rRasterizer );
- }
-}
-
-} // VCL
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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