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Diffstat (limited to '')
| -rw-r--r-- | vcl/source/graphic/UnoGraphicProvider.cxx | 836 |
1 files changed, 836 insertions, 0 deletions
diff --git a/vcl/source/graphic/UnoGraphicProvider.cxx b/vcl/source/graphic/UnoGraphicProvider.cxx new file mode 100644 index 000000000..f0e0d12e7 --- /dev/null +++ b/vcl/source/graphic/UnoGraphicProvider.cxx @@ -0,0 +1,836 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * 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 . + */ + +#include <o3tl/string_view.hxx> +#include <vcl/svapp.hxx> +#include <vcl/image.hxx> +#include <vcl/metaact.hxx> +#include <imagerepository.hxx> +#include <tools/fract.hxx> +#include <unotools/ucbstreamhelper.hxx> +#include <vcl/graphicfilter.hxx> +#include <vcl/stdtext.hxx> +#include <vcl/wmfexternal.hxx> +#include <vcl/virdev.hxx> +#include <com/sun/star/awt/XBitmap.hpp> +#include <com/sun/star/graphic/XGraphicProvider2.hpp> +#include <com/sun/star/io/XStream.hpp> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <com/sun/star/text/GraphicCrop.hpp> +#include <com/sun/star/uno/XComponentContext.hpp> +#include <comphelper/fileformat.h> +#include <comphelper/servicehelper.hxx> +#include <cppuhelper/implbase.hxx> +#include <cppuhelper/supportsservice.hxx> +#include <sal/log.hxx> + +#include <graphic/UnoGraphicDescriptor.hxx> +#include <graphic/UnoGraphic.hxx> +#include <rtl/ref.hxx> +#include <vcl/dibtools.hxx> +#include <comphelper/sequence.hxx> +#include <memory> +#include <string_view> + +#include <vcl/TypeSerializer.hxx> + +using namespace com::sun::star; + +namespace { + +class GraphicProvider : public ::cppu::WeakImplHelper< css::graphic::XGraphicProvider2, + css::lang::XServiceInfo > +{ +public: + + GraphicProvider(); + +protected: + + // XServiceInfo + virtual OUString SAL_CALL getImplementationName() override; + virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override; + virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override; + + // XTypeProvider + virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes( ) override; + virtual css::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId( ) override; + + // XGraphicProvider + virtual css::uno::Reference< css::beans::XPropertySet > SAL_CALL queryGraphicDescriptor( const css::uno::Sequence< css::beans::PropertyValue >& MediaProperties ) override; + virtual css::uno::Reference< css::graphic::XGraphic > SAL_CALL queryGraphic( const css::uno::Sequence< css::beans::PropertyValue >& MediaProperties ) override; + virtual void SAL_CALL storeGraphic( const css::uno::Reference< css::graphic::XGraphic >& Graphic, const css::uno::Sequence< css::beans::PropertyValue >& MediaProperties ) override; + + // XGraphicProvider2 + uno::Sequence< uno::Reference<graphic::XGraphic> > SAL_CALL queryGraphics(const uno::Sequence< uno::Sequence<beans::PropertyValue> >& MediaPropertiesSeq ) override; + +private: + + static css::uno::Reference< css::graphic::XGraphic > implLoadMemory( std::u16string_view rResourceURL ); + static css::uno::Reference< css::graphic::XGraphic > implLoadRepositoryImage( std::u16string_view rResourceURL ); + static css::uno::Reference< css::graphic::XGraphic > implLoadBitmap( const css::uno::Reference< css::awt::XBitmap >& rBitmap ); + static css::uno::Reference< css::graphic::XGraphic > implLoadStandardImage( std::u16string_view rResourceURL ); +}; + +GraphicProvider::GraphicProvider() +{ +} + +OUString SAL_CALL GraphicProvider::getImplementationName() +{ + return "com.sun.star.comp.graphic.GraphicProvider"; +} + +sal_Bool SAL_CALL GraphicProvider::supportsService( const OUString& ServiceName ) +{ + return cppu::supportsService( this, ServiceName ); +} + +uno::Sequence< OUString > SAL_CALL GraphicProvider::getSupportedServiceNames() +{ + return { "com.sun.star.graphic.GraphicProvider" }; +} + +uno::Sequence< uno::Type > SAL_CALL GraphicProvider::getTypes() +{ + static const uno::Sequence< uno::Type > aTypes { + cppu::UnoType<lang::XServiceInfo>::get(), + cppu::UnoType<lang::XTypeProvider>::get(), + cppu::UnoType<graphic::XGraphicProvider>::get() + }; + return aTypes; +} + +uno::Sequence< sal_Int8 > SAL_CALL GraphicProvider::getImplementationId() +{ + return css::uno::Sequence<sal_Int8>(); +} + +uno::Reference< ::graphic::XGraphic > GraphicProvider::implLoadMemory( std::u16string_view rResourceURL ) +{ + uno::Reference< ::graphic::XGraphic > xRet; + sal_Int32 nIndex = 0; + + if( o3tl::getToken(rResourceURL, 0, '/', nIndex ) == u"private:memorygraphic" ) + { + sal_Int64 nGraphicAddress = o3tl::toInt64(o3tl::getToken(rResourceURL, 0, '/', nIndex )); + + if( nGraphicAddress ) + { + rtl::Reference<::unographic::Graphic> pUnoGraphic = new ::unographic::Graphic; + + pUnoGraphic->init( *reinterpret_cast< ::Graphic* >( nGraphicAddress ) ); + xRet = pUnoGraphic; + } + } + + return xRet; +} + +uno::Reference< ::graphic::XGraphic > GraphicProvider::implLoadRepositoryImage( std::u16string_view rResourceURL ) +{ + uno::Reference< ::graphic::XGraphic > xRet; + + std::u16string_view sPathName; + if( o3tl::starts_with(rResourceURL, u"private:graphicrepository/", &sPathName) ) + { + BitmapEx aBitmap; + if ( vcl::ImageRepository::loadImage( OUString(sPathName), aBitmap ) ) + { + Graphic aGraphic(aBitmap); + aGraphic.setOriginURL(OUString(rResourceURL)); + xRet = aGraphic.GetXGraphic(); + } + } + return xRet; +} + +uno::Reference< ::graphic::XGraphic > GraphicProvider::implLoadStandardImage( std::u16string_view rResourceURL ) +{ + uno::Reference< ::graphic::XGraphic > xRet; + + std::u16string_view sImageName; + if( o3tl::starts_with(rResourceURL, u"private:standardimage/", &sImageName) ) + { + if ( sImageName == u"info" ) + { + xRet = Graphic(GetStandardInfoBoxImage().GetBitmapEx()).GetXGraphic(); + } + else if ( sImageName == u"warning" ) + { + xRet = Graphic(GetStandardWarningBoxImage().GetBitmapEx()).GetXGraphic(); + } + else if ( sImageName == u"error" ) + { + xRet = Graphic(GetStandardErrorBoxImage().GetBitmapEx()).GetXGraphic(); + } + else if ( sImageName == u"query" ) + { + xRet = Graphic(GetStandardQueryBoxImage().GetBitmapEx()).GetXGraphic(); + } + } + return xRet; +} + + +uno::Reference< ::graphic::XGraphic > GraphicProvider::implLoadBitmap( const uno::Reference< awt::XBitmap >& xBtm ) +{ + 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(), StreamMode::READ ); + Bitmap aBmp; + BitmapEx aBmpEx; + + ReadDIB(aBmp, aBmpStream, true); + + if( aMaskSeq.hasElements() ) + { + SvMemoryStream aMaskStream( aMaskSeq.getArray(), aMaskSeq.getLength(), StreamMode::READ ); + Bitmap aMask; + + ReadDIB(aMask, aMaskStream, true); + aBmpEx = BitmapEx( aBmp, aMask ); + } + else + aBmpEx = BitmapEx( aBmp ); + + if( !aBmpEx.IsEmpty() ) + { + rtl::Reference<::unographic::Graphic> pUnoGraphic = new ::unographic::Graphic; + + pUnoGraphic->init( aBmpEx ); + xRet = pUnoGraphic; + } + return xRet; +} + +uno::Reference< beans::XPropertySet > SAL_CALL GraphicProvider::queryGraphicDescriptor( const uno::Sequence< beans::PropertyValue >& rMediaProperties ) +{ + uno::Reference< beans::XPropertySet > xRet; + + OUString aURL; + uno::Reference< io::XInputStream > xIStm; + uno::Reference< awt::XBitmap >xBtm; + + for( const auto& rMediaProperty : rMediaProperties ) + { + if (xRet.is()) + break; + + const OUString aName( rMediaProperty.Name ); + const uno::Any aValue( rMediaProperty.Value ); + + if (aName == "URL") + { + aValue >>= aURL; + } + else if (aName == "InputStream") + { + aValue >>= xIStm; + } + else if (aName == "Bitmap") + { + aValue >>= xBtm; + } + } + + SolarMutexGuard g; + + if( xIStm.is() ) + { + rtl::Reference<unographic::GraphicDescriptor> pDescriptor = new unographic::GraphicDescriptor; + pDescriptor->init( xIStm, aURL ); + xRet = pDescriptor; + } + else if( !aURL.isEmpty() ) + { + uno::Reference< ::graphic::XGraphic > xGraphic( implLoadMemory( aURL ) ); + + if ( !xGraphic.is() ) + xGraphic = implLoadRepositoryImage( aURL ); + + if ( !xGraphic.is() ) + xGraphic = implLoadStandardImage( aURL ); + + if( xGraphic.is() ) + { + xRet.set( xGraphic, uno::UNO_QUERY ); + } + else + { + rtl::Reference<unographic::GraphicDescriptor> pDescriptor = new unographic::GraphicDescriptor; + pDescriptor->init( aURL ); + xRet = pDescriptor; + } + } + else if( xBtm.is() ) + { + uno::Reference< ::graphic::XGraphic > xGraphic( implLoadBitmap( xBtm ) ); + if( xGraphic.is() ) + xRet.set( xGraphic, uno::UNO_QUERY ); + } + + return xRet; +} + + +uno::Reference< ::graphic::XGraphic > SAL_CALL GraphicProvider::queryGraphic( const uno::Sequence< ::beans::PropertyValue >& rMediaProperties ) +{ + uno::Reference< ::graphic::XGraphic > xRet; + OUString aPath; + + uno::Reference< io::XInputStream > xIStm; + uno::Reference< awt::XBitmap >xBtm; + + uno::Sequence< ::beans::PropertyValue > aFilterData; + + bool bLazyRead = false; + bool bLoadAsLink = false; + + for (const auto& rMediaProperty : rMediaProperties) + { + if (xRet.is()) + break; + + const OUString aName( rMediaProperty.Name ); + const uno::Any aValue( rMediaProperty.Value ); + + if (aName == "URL") + { + OUString aURL; + aValue >>= aURL; + aPath = aURL; + } + else if (aName == "InputStream") + { + aValue >>= xIStm; + } + else if (aName == "Bitmap") + { + aValue >>= xBtm; + } + else if (aName == "FilterData") + { + aValue >>= aFilterData; + } + else if (aName == "LazyRead") + { + aValue >>= bLazyRead; + } + else if (aName == "LoadAsLink") + { + aValue >>= bLoadAsLink; + } + } + + // Check for the goal width and height if they are defined + sal_uInt16 nExtWidth = 0; + sal_uInt16 nExtHeight = 0; + sal_uInt16 nExtMapMode = 0; + for( const auto& rProp : std::as_const(aFilterData) ) + { + const OUString aName( rProp.Name ); + const uno::Any aValue( rProp.Value ); + + if (aName == "ExternalWidth") + { + aValue >>= nExtWidth; + } + else if (aName == "ExternalHeight") + { + aValue >>= nExtHeight; + } + else if (aName == "ExternalMapMode") + { + aValue >>= nExtMapMode; + } + } + + SolarMutexGuard g; + + std::unique_ptr<SvStream> pIStm; + + if( xIStm.is() ) + { + pIStm = ::utl::UcbStreamHelper::CreateStream( xIStm ); + } + else if( !aPath.isEmpty() ) + { + xRet = implLoadMemory( aPath ); + + if ( !xRet.is() ) + xRet = implLoadRepositoryImage( aPath ); + + if ( !xRet.is() ) + xRet = implLoadStandardImage( aPath ); + + if( !xRet.is() ) + pIStm = ::utl::UcbStreamHelper::CreateStream( aPath, StreamMode::READ ); + } + else if( xBtm.is() ) + { + xRet = implLoadBitmap( xBtm ); + } + + if( pIStm ) + { + ::GraphicFilter& rFilter = ::GraphicFilter::GetGraphicFilter(); + + { + Graphic aVCLGraphic; + + // Define APM Header if goal height and width are defined + WmfExternal aExtHeader; + aExtHeader.xExt = nExtWidth; + aExtHeader.yExt = nExtHeight; + aExtHeader.mapMode = nExtMapMode; + if ( nExtMapMode > 0 ) + { + bLazyRead = false; + } + + ErrCode error = ERRCODE_NONE; + if (bLazyRead) + { + Graphic aGraphic = rFilter.ImportUnloadedGraphic(*pIStm); + if (!aGraphic.IsNone()) + aVCLGraphic = aGraphic; + } + if (aVCLGraphic.IsNone()) + error = rFilter.ImportGraphic(aVCLGraphic, aPath, *pIStm, GRFILTER_FORMAT_DONTKNOW, nullptr, GraphicFilterImportFlags::NONE); + + if( (error == ERRCODE_NONE ) && + ( aVCLGraphic.GetType() != GraphicType::NONE ) ) + { + if (!aPath.isEmpty() && bLoadAsLink) + aVCLGraphic.setOriginURL(aPath); + + rtl::Reference<::unographic::Graphic> pUnoGraphic = new ::unographic::Graphic; + + pUnoGraphic->init( aVCLGraphic ); + xRet = pUnoGraphic; + } + else{ + SAL_WARN("svtools", "Could not create graphic for:" << aPath << " error: " << error); + } + } + } + + return xRet; +} + +uno::Sequence< uno::Reference<graphic::XGraphic> > SAL_CALL GraphicProvider::queryGraphics(const uno::Sequence< uno::Sequence<beans::PropertyValue> >& rMediaPropertiesSeq) +{ + // Turn properties into streams. + std::vector< std::unique_ptr<SvStream> > aStreams; + for (const auto& rMediaProperties : rMediaPropertiesSeq) + { + std::unique_ptr<SvStream> pStream; + uno::Reference<io::XInputStream> xStream; + + auto pProp = std::find_if(rMediaProperties.begin(), rMediaProperties.end(), + [](const beans::PropertyValue& rProp) { return rProp.Name == "InputStream"; }); + if (pProp != rMediaProperties.end()) + { + pProp->Value >>= xStream; + if (xStream.is()) + pStream = utl::UcbStreamHelper::CreateStream(xStream); + } + + aStreams.push_back(std::move(pStream)); + } + + // Import: streams to graphics. + std::vector< std::shared_ptr<Graphic> > aGraphics; + GraphicFilter& rFilter = GraphicFilter::GetGraphicFilter(); + rFilter.ImportGraphics(aGraphics, std::move(aStreams)); + + // Returning: graphics to UNO objects. + std::vector< uno::Reference<graphic::XGraphic> > aRet; + for (const auto& pGraphic : aGraphics) + { + uno::Reference<graphic::XGraphic> xGraphic; + + if (pGraphic) + { + rtl::Reference<unographic::Graphic> pUnoGraphic = new unographic::Graphic(); + pUnoGraphic->init(*pGraphic); + xGraphic = pUnoGraphic; + } + + aRet.push_back(xGraphic); + } + + return comphelper::containerToSequence(aRet); +} + +void ImplCalculateCropRect( ::Graphic const & rGraphic, const text::GraphicCrop& rGraphicCropLogic, tools::Rectangle& rGraphicCropPixel ) +{ + if ( !(rGraphicCropLogic.Left || rGraphicCropLogic.Top || rGraphicCropLogic.Right || rGraphicCropLogic.Bottom) ) + return; + + Size aSourceSizePixel( rGraphic.GetSizePixel() ); + if ( !(aSourceSizePixel.Width() && aSourceSizePixel.Height()) ) + return; + + if ( !(rGraphicCropLogic.Left || rGraphicCropLogic.Top || rGraphicCropLogic.Right || rGraphicCropLogic.Bottom) ) + return; + + Size aSize100thMM( 0, 0 ); + if( rGraphic.GetPrefMapMode().GetMapUnit() != MapUnit::MapPixel ) + { + aSize100thMM = OutputDevice::LogicToLogic(rGraphic.GetPrefSize(), rGraphic.GetPrefMapMode(), MapMode(MapUnit::Map100thMM)); + } + else + { + aSize100thMM = Application::GetDefaultDevice()->PixelToLogic(rGraphic.GetPrefSize(), MapMode(MapUnit::Map100thMM)); + } + if ( aSize100thMM.Width() && aSize100thMM.Height() ) + { + double fSourceSizePixelWidth = static_cast<double>(aSourceSizePixel.Width()); + double fSourceSizePixelHeight= static_cast<double>(aSourceSizePixel.Height()); + rGraphicCropPixel.SetLeft( static_cast< sal_Int32 >((fSourceSizePixelWidth * rGraphicCropLogic.Left ) / aSize100thMM.Width()) ); + rGraphicCropPixel.SetTop( static_cast< sal_Int32 >((fSourceSizePixelHeight * rGraphicCropLogic.Top ) / aSize100thMM.Height()) ); + rGraphicCropPixel.SetRight( static_cast< sal_Int32 >(( fSourceSizePixelWidth * ( aSize100thMM.Width() - rGraphicCropLogic.Right ) ) / aSize100thMM.Width() ) ); + rGraphicCropPixel.SetBottom( 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) ) + return; + + 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, const 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 ); + bool bRemoveCropArea = true; + + for( const auto& rProp : rFilterData ) + { + const OUString aName( rProp.Name ); + const uno::Any aValue( rProp.Value ); + + if (aName == "PixelWidth") + aValue >>= nPixelWidth; + else if (aName == "PixelHeight") + aValue >>= nPixelHeight; + else if (aName == "LogicalSize") + aValue >>= aLogicalSize; + else if (aName == "GraphicCropLogic") + aValue >>= aCropLogic; + else if (aName == "RemoveCropArea") + aValue >>= bRemoveCropArea; + else if (aName == "ImageResolution") + aValue >>= nImageResolution; + } + if ( rGraphic.GetType() == GraphicType::Bitmap ) + { + if(rGraphic.getVectorGraphicData()) + { + // embedded Vector Graphic Data, no need to scale. Also no method to apply crop data currently + } + else + { + tools::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() == GraphicType::GdiMetafile ) && nImageResolution ) + { + ScopedVclPtrInstance< VirtualDevice > aDummyVDev; + GDIMetaFile aMtf( rGraphic.GetGDIMetaFile() ); + Size aMtfSize( OutputDevice::LogicToLogic(aMtf.GetPrefSize(), aMtf.GetPrefMapMode(), MapMode(MapUnit::Map100thMM)) ); + if ( aMtfSize.Width() && aMtfSize.Height() ) + { + MapMode aNewMapMode( MapUnit::Map100thMM ); + aNewMapMode.SetScaleX( Fraction( aLogicalSize.Width, aMtfSize.Width() ) ); + aNewMapMode.SetScaleY( Fraction( aLogicalSize.Height, aMtfSize.Height() ) ); + aDummyVDev->EnableOutput( false ); + aDummyVDev->SetMapMode( aNewMapMode ); + + for( size_t i = 0, nObjCount = aMtf.GetActionSize(); i < nObjCount; i++ ) + { + MetaAction* pAction = aMtf.GetAction( i ); + switch( pAction->GetType() ) + { + // only optimizing common bitmap actions: + case MetaActionType::MAPMODE: + { + pAction->Execute( aDummyVDev.get() ); + break; + } + case MetaActionType::PUSH: + { + const MetaPushAction* pA = static_cast<const MetaPushAction*>(pAction); + aDummyVDev->Push( pA->GetFlags() ); + break; + } + case MetaActionType::POP: + { + aDummyVDev->Pop(); + break; + } + case MetaActionType::BMPSCALE: + case MetaActionType::BMPEXSCALE: + { + BitmapEx aBmpEx; + Point aPos; + Size aSize; + if ( pAction->GetType() == MetaActionType::BMPSCALE ) + { + MetaBmpScaleAction* pScaleAction = dynamic_cast< MetaBmpScaleAction* >( pAction ); + assert(pScaleAction); + aBmpEx = pScaleAction->GetBitmap(); + aPos = pScaleAction->GetPoint(); + aSize = pScaleAction->GetSize(); + } + else + { + MetaBmpExScaleAction* pScaleAction = dynamic_cast< MetaBmpExScaleAction* >( pAction ); + assert(pScaleAction); + aBmpEx = pScaleAction->GetBitmapEx(); + aPos = pScaleAction->GetPoint(); + aSize = pScaleAction->GetSize(); + } + ::Graphic aGraphic( aBmpEx ); + const Size aSize100thmm( aDummyVDev->LogicToPixel( aSize ) ); + Size aSize100thmm2( aDummyVDev->PixelToLogic(aSize100thmm, MapMode(MapUnit::Map100thMM)) ); + + ImplApplyBitmapResolution( aGraphic, nImageResolution, + aGraphic.GetSizePixel(), awt::Size( aSize100thmm2.Width(), aSize100thmm2.Height() ) ); + + rtl::Reference<MetaAction> pNewAction = new MetaBmpExScaleAction( aPos, aSize, aGraphic.GetBitmapEx() ); + aMtf.ReplaceAction( pNewAction, i ); + break; + } + default: + case MetaActionType::BMP: + case MetaActionType::BMPSCALEPART: + case MetaActionType::BMPEX: + case MetaActionType::BMPEXSCALEPART: + case MetaActionType::MASK: + case MetaActionType::MASKSCALE: + break; + } + } + rGraphic = aMtf; + } + } +} + + +void SAL_CALL GraphicProvider::storeGraphic( const uno::Reference< ::graphic::XGraphic >& rxGraphic, const uno::Sequence< beans::PropertyValue >& rMediaProperties ) +{ + std::unique_ptr<SvStream> pOStm; + OUString aPath; + + for( const auto& rMediaProperty : rMediaProperties ) + { + const OUString aName( rMediaProperty.Name ); + const uno::Any aValue( rMediaProperty.Value ); + + if (aName == "URL") + { + OUString aURL; + + aValue >>= aURL; + pOStm = ::utl::UcbStreamHelper::CreateStream( aURL, StreamMode::WRITE | StreamMode::TRUNC ); + aPath = aURL; + } + else if (aName == "OutputStream") + { + uno::Reference< io::XStream > xOStm; + + aValue >>= xOStm; + + if( xOStm.is() ) + pOStm = ::utl::UcbStreamHelper::CreateStream( xOStm ); + } + + if( pOStm ) + break; + } + + if( !pOStm ) + return; + + uno::Sequence< beans::PropertyValue > aFilterDataSeq; + OUString sFilterShortName; + + for( const auto& rMediaProperty : rMediaProperties ) + { + const OUString aName( rMediaProperty.Name ); + const uno::Any aValue( rMediaProperty.Value ); + + if (aName == "FilterData") + { + aValue >>= aFilterDataSeq; + } + else if (aName == "MimeType") + { + OUString aMimeType; + + aValue >>= aMimeType; + + if (aMimeType == MIMETYPE_BMP) + sFilterShortName = "bmp"; + else if (aMimeType == MIMETYPE_EPS) + sFilterShortName = "eps"; + else if (aMimeType == MIMETYPE_GIF) + sFilterShortName = "gif"; + else if (aMimeType == MIMETYPE_JPG) + sFilterShortName = "jpg"; + else if (aMimeType == MIMETYPE_MET) + sFilterShortName = "met"; + else if (aMimeType == MIMETYPE_PNG) + sFilterShortName = "png"; + else if (aMimeType == MIMETYPE_PCT) + sFilterShortName = "pct"; + else if (aMimeType == MIMETYPE_PBM) + sFilterShortName = "pbm"; + else if (aMimeType == MIMETYPE_PGM) + sFilterShortName = "pgm"; + else if (aMimeType == MIMETYPE_PPM) + sFilterShortName = "ppm"; + else if (aMimeType == MIMETYPE_RAS) + sFilterShortName = "ras"; + else if (aMimeType == MIMETYPE_SVM) + sFilterShortName = "svm"; + else if (aMimeType == MIMETYPE_TIF) + sFilterShortName = "tif"; + else if (aMimeType == MIMETYPE_EMF) + sFilterShortName = "emf"; + else if (aMimeType == MIMETYPE_WMF) + sFilterShortName = "wmf"; + else if (aMimeType == MIMETYPE_XPM) + sFilterShortName = "xpm"; + else if (aMimeType == MIMETYPE_SVG) + sFilterShortName = "svg"; + else if (aMimeType == MIMETYPE_VCLGRAPHIC) + sFilterShortName = MIMETYPE_VCLGRAPHIC; + } + } + + if( sFilterShortName.isEmpty() ) + return; + + ::GraphicFilter& rFilter = ::GraphicFilter::GetGraphicFilter(); + + { + const uno::Reference< XInterface > xIFace( rxGraphic, uno::UNO_QUERY ); + const ::Graphic* pGraphic = comphelper::getFromUnoTunnel<::Graphic>( xIFace ); + + if( pGraphic && ( pGraphic->GetType() != GraphicType::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( sFilterShortName == MIMETYPE_VCLGRAPHIC ) + { + TypeSerializer aSerializer(aMemStrm); + aSerializer.writeGraphic(aGraphic); + } + else + { + rFilter.ExportGraphic( aGraphic, aPath, aMemStrm, + rFilter.GetExportFormatNumberForShortName( sFilterShortName ), + ( aFilterDataSeq.hasElements() ? &aFilterDataSeq : nullptr ) ); + } + pOStm->WriteBytes( aMemStrm.GetData(), aMemStrm.TellEnd() ); + } + } +} + +} + +extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * +com_sun_star_comp_graphic_GraphicProvider_get_implementation( + css::uno::XComponentContext *, + css::uno::Sequence<css::uno::Any> const &) +{ + return cppu::acquire(new GraphicProvider); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |