/* -*- 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 <vector>
#include <com/sun/star/io/XOutputStream.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/container/XChild.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/drawing/XShape.hpp>
#include <com/sun/star/drawing/XDrawPage.hpp>
#include <com/sun/star/drawing/XGraphicExportFilter.hpp>
#include <com/sun/star/graphic/XGraphic.hpp>
#include <com/sun/star/graphic/XGraphicRenderer.hpp>
#include <com/sun/star/task/XStatusIndicator.hpp>
#include <com/sun/star/task/XInteractionHandler.hpp>
#include <com/sun/star/task/XInteractionContinuation.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <boost/property_tree/json_parser/error.hpp>
#include <tools/debug.hxx>
#include <comphelper/diagnose_ex.hxx>
#include <tools/urlobj.hxx>
#include <comphelper/interaction.hxx>
#include <framework/interaction.hxx>
#include <com/sun/star/drawing/GraphicFilterRequest.hpp>
#include <com/sun/star/util/URL.hpp>
#include <cppuhelper/implbase.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <vcl/metaact.hxx>
#include <vcl/svapp.hxx>
#include <vcl/virdev.hxx>
#include <svl/outstrm.hxx>
#include <sdr/contact/objectcontactofobjlistpainter.hxx>
#include <svx/sdr/contact/viewobjectcontact.hxx>
#include <svx/sdr/contact/viewcontact.hxx>
#include <svx/sdr/contact/displayinfo.hxx>
#include <editeng/numitem.hxx>
#include <svx/svdograf.hxx>
#include <svx/xoutbmp.hxx>
#include <vcl/graphicfilter.hxx>
#include <svx/svdpage.hxx>
#include <svx/svdmodel.hxx>
#include <svx/fmview.hxx>
#include <svx/fmmodel.hxx>
#include <svx/unopage.hxx>
#include <svx/svdoutl.hxx>
#include <svx/xlineit0.hxx>
#include <editeng/flditem.hxx>
#include <svtools/optionsdrawinglayer.hxx>
#include <comphelper/sequenceashashmap.hxx>
#include <comphelper/propertysequence.hxx>
#include <comphelper/sequence.hxx>
#include <UnoGraphicExporter.hxx>
#include <memory>
// #i102251#
#include <editeng/editstat.hxx>
#define MAX_EXT_PIX 2048
using namespace ::comphelper;
using namespace ::cppu;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::drawing;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::task;
namespace {
struct ExportSettings
{
OUString maFilterName;
OUString maMediaType;
URL maURL;
css::uno::Reference< css::io::XOutputStream > mxOutputStream;
css::uno::Reference< css::graphic::XGraphicRenderer > mxGraphicRenderer;
css::uno::Reference< css::task::XStatusIndicator > mxStatusIndicator;
css::uno::Reference< css::task::XInteractionHandler > mxInteractionHandler;
sal_Int32 mnWidth;
sal_Int32 mnHeight;
bool mbExportOnlyBackground;
bool mbScrollText;
bool mbUseHighContrast;
bool mbTranslucent;
Sequence< PropertyValue > maFilterData;
Fraction maScaleX;
Fraction maScaleY;
TriState meAntiAliasing = TRISTATE_INDET;
explicit ExportSettings();
};
ExportSettings::ExportSettings()
: mnWidth( 0 )
,mnHeight( 0 )
,mbExportOnlyBackground( false )
,mbScrollText( false )
,mbUseHighContrast( false )
,mbTranslucent( false )
,maScaleX(1, 1)
,maScaleY(1, 1)
{
}
/** implements a component to export shapes or pages to external graphic formats.
@implements com.sun.star.drawing.GraphicExportFilter
*/
class GraphicExporter : public ::cppu::WeakImplHelper< XGraphicExportFilter, XServiceInfo >
{
public:
GraphicExporter();
// XFilter
virtual sal_Bool SAL_CALL filter( const Sequence< PropertyValue >& aDescriptor ) override;
virtual void SAL_CALL cancel( ) override;
// XExporter
virtual void SAL_CALL setSourceDocument( const Reference< XComponent >& xDoc ) override;
// XServiceInfo
virtual OUString SAL_CALL getImplementationName( ) override;
virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
virtual Sequence< OUString > SAL_CALL getSupportedServiceNames( ) override;
// XMimeTypeInfo
virtual sal_Bool SAL_CALL supportsMimeType( const OUString& MimeTypeName ) override;
virtual Sequence< OUString > SAL_CALL getSupportedMimeTypeNames( ) override;
VclPtr<VirtualDevice> CreatePageVDev( SdrPage* pPage, tools::Long nWidthPixel, tools::Long nHeightPixel ) const;
DECL_LINK( CalcFieldValueHdl, EditFieldInfo*, void );
void ParseSettings( const Sequence< PropertyValue >& aDescriptor, ExportSettings& rSettings );
bool GetGraphic( ExportSettings const & rSettings, Graphic& aGraphic, bool bVectorType );
private:
Reference< XShape > mxShape;
Reference< XDrawPage > mxPage;
Reference< XShapes > mxShapes;
Graphic maGraphic;
SvxDrawPage* mpUnoPage;
Link<EditFieldInfo*,void> maOldCalcFieldValueHdl;
sal_Int32 mnPageNumber;
SdrPage* mpCurrentPage;
SdrModel* mpDoc;
};
Size* CalcSize( sal_Int32 nWidth, sal_Int32 nHeight, const Size& aBoundSize, Size& aOutSize )
{
if( (nWidth == 0) && (nHeight == 0) )
return nullptr;
if( (nWidth == 0) && (nHeight != 0) && (aBoundSize.Height() != 0) )
{
nWidth = ( nHeight * aBoundSize.Width() ) / aBoundSize.Height();
}
else if( (nWidth != 0) && (nHeight == 0) && (aBoundSize.Width() != 0) )
{
nHeight = ( nWidth * aBoundSize.Height() ) / aBoundSize.Width();
}
aOutSize.setWidth( nWidth );
aOutSize.setHeight( nHeight );
return &aOutSize;
}
class ImplExportCheckVisisbilityRedirector : public sdr::contact::ViewObjectContactRedirector
{
public:
explicit ImplExportCheckVisisbilityRedirector( SdrPage* pCurrentPage );
virtual void createRedirectedPrimitive2DSequence(
const sdr::contact::ViewObjectContact& rOriginal,
const sdr::contact::DisplayInfo& rDisplayInfo,
drawinglayer::primitive2d::Primitive2DDecompositionVisitor& rVisitor) override;
private:
SdrPage* mpCurrentPage;
};
ImplExportCheckVisisbilityRedirector::ImplExportCheckVisisbilityRedirector( SdrPage* pCurrentPage )
: mpCurrentPage( pCurrentPage )
{
}
void ImplExportCheckVisisbilityRedirector::createRedirectedPrimitive2DSequence(
const sdr::contact::ViewObjectContact& rOriginal,
const sdr::contact::DisplayInfo& rDisplayInfo,
drawinglayer::primitive2d::Primitive2DDecompositionVisitor& rVisitor)
{
SdrObject* pObject = rOriginal.GetViewContact().TryToGetSdrObject();
if(pObject)
{
SdrPage* pPage = mpCurrentPage;
if(nullptr == pPage)
{
pPage = pObject->getSdrPageFromSdrObject();
}
if( (pPage == nullptr) || pPage->checkVisibility(rOriginal, rDisplayInfo, false) )
{
return sdr::contact::ViewObjectContactRedirector::createRedirectedPrimitive2DSequence(rOriginal, rDisplayInfo, rVisitor);
}
return;
}
else
{
// not an object, maybe a page
sdr::contact::ViewObjectContactRedirector::createRedirectedPrimitive2DSequence(rOriginal, rDisplayInfo, rVisitor);
}
}
GraphicExporter::GraphicExporter()
: mpUnoPage( nullptr ), mnPageNumber(-1), mpCurrentPage(nullptr), mpDoc( nullptr )
{
}
IMPL_LINK(GraphicExporter, CalcFieldValueHdl, EditFieldInfo*, pInfo, void)
{
if( pInfo )
{
if( mpCurrentPage )
{
pInfo->SetSdrPage( mpCurrentPage );
}
else if( mnPageNumber != -1 )
{
const SvxFieldData* pField = pInfo->GetField().GetField();
if( dynamic_cast<const SvxPageField*>( pField) )
{
OUString aPageNumValue;
bool bUpper = false;
switch(mpDoc->GetPageNumType())
{
case css::style::NumberingType::CHARS_UPPER_LETTER:
aPageNumValue += OUStringChar( sal_Unicode((mnPageNumber - 1) % 26 + 'A') );
break;
case css::style::NumberingType::CHARS_LOWER_LETTER:
aPageNumValue += OUStringChar( sal_Unicode((mnPageNumber - 1) % 26 + 'a') );
break;
case css::style::NumberingType::ROMAN_UPPER:
bUpper = true;
[[fallthrough]];
case css::style::NumberingType::ROMAN_LOWER:
aPageNumValue += SvxNumberFormat::CreateRomanString(mnPageNumber, bUpper);
break;
case css::style::NumberingType::NUMBER_NONE:
aPageNumValue = " ";
break;
default:
aPageNumValue += OUString::number( mnPageNumber );
}
pInfo->SetRepresentation( aPageNumValue );
return;
}
}
}
maOldCalcFieldValueHdl.Call( pInfo );
if( pInfo && mpCurrentPage )
pInfo->SetSdrPage( nullptr );
}
/** creates a virtual device for the given page
@return the returned VirtualDevice is owned by the caller
*/
VclPtr<VirtualDevice> GraphicExporter::CreatePageVDev( SdrPage* pPage, tools::Long nWidthPixel, tools::Long nHeightPixel ) const
{
VclPtr<VirtualDevice> pVDev = VclPtr<VirtualDevice>::Create();
MapMode aMM( MapUnit::Map100thMM );
Point aPoint( 0, 0 );
Size aPageSize(pPage->GetSize());
// use scaling?
if( nWidthPixel != 0 )
{
const Fraction aFrac( nWidthPixel, pVDev->LogicToPixel( aPageSize, aMM ).Width() );
aMM.SetScaleX( aFrac );
if( nHeightPixel == 0 )
aMM.SetScaleY( aFrac );
}
if( nHeightPixel != 0 )
{
const Fraction aFrac( nHeightPixel, pVDev->LogicToPixel( aPageSize, aMM ).Height() );
if( nWidthPixel == 0 )
aMM.SetScaleX( aFrac );
aMM.SetScaleY( aFrac );
}
pVDev->SetMapMode( aMM );
bool bSuccess(false);
// #i122820# If available, use pixel size directly
if(nWidthPixel && nHeightPixel)
{
bSuccess = pVDev->SetOutputSizePixel(Size(nWidthPixel, nHeightPixel));
}
else
{
bSuccess = pVDev->SetOutputSize(aPageSize);
}
if(bSuccess)
{
SdrView aView(*mpDoc, pVDev);
aView.SetPageVisible( false );
aView.SetBordVisible( false );
aView.SetGridVisible( false );
aView.SetHlplVisible( false );
aView.SetGlueVisible( false );
aView.ShowSdrPage(pPage);
vcl::Region aRegion (tools::Rectangle( aPoint, aPageSize ) );
ImplExportCheckVisisbilityRedirector aRedirector( mpCurrentPage );
aView.CompleteRedraw(pVDev, aRegion, &aRedirector);
}
else
{
OSL_ENSURE(false, "Could not get a VirtualDevice of requested size (!)");
}
return pVDev;
}
void GraphicExporter::ParseSettings(const Sequence<PropertyValue>& rDescriptor,
ExportSettings& rSettings)
{
Sequence<PropertyValue> aDescriptor = rDescriptor;
if (aDescriptor.hasElements())
{
comphelper::SequenceAsHashMap aMap(aDescriptor);
Sequence<PropertyValue> aFilterData;
OUString aFilterOptions;
auto it = aMap.find(u"FilterData"_ustr);
if (it != aMap.end())
{
it->second >>= aFilterData;
}
it = aMap.find(u"FilterOptions"_ustr);
if (it != aMap.end())
{
it->second >>= aFilterOptions;
}
if (!aFilterData.hasElements() && !aFilterOptions.isEmpty())
{
// Allow setting filter data keys from the cmdline.
try
{
std::vector<PropertyValue> aData
= comphelper::JsonToPropertyValues(aFilterOptions.toUtf8());
aFilterData = comphelper::containerToSequence(aData);
}
catch (const boost::property_tree::json_parser::json_parser_error&)
{
// This wasn't a valid json; maybe came from import filter (tdf#162528)
}
if (aFilterData.hasElements())
{
aMap[u"FilterData"_ustr] <<= aFilterData;
aDescriptor = aMap.getAsConstPropertyValueList();
}
}
}
for( const PropertyValue& rValue : aDescriptor )
{
if ( rValue.Name == "FilterName" )
{
rValue.Value >>= rSettings.maFilterName;
}
else if ( rValue.Name == "MediaType" )
{
rValue.Value >>= rSettings.maMediaType;
}
else if ( rValue.Name == "URL" )
{
if( !( rValue.Value >>= rSettings.maURL ) )
{
rValue.Value >>= rSettings.maURL.Complete;
}
}
else if ( rValue.Name == "OutputStream" )
{
rValue.Value >>= rSettings.mxOutputStream;
}
else if ( rValue.Name == "GraphicRenderer" )
{
rValue.Value >>= rSettings.mxGraphicRenderer;
}
else if ( rValue.Name == "StatusIndicator" )
{
rValue.Value >>= rSettings.mxStatusIndicator;
}
else if ( rValue.Name == "InteractionHandler" )
{
rValue.Value >>= rSettings.mxInteractionHandler;
}
else if( rValue.Name == "Width" ) // for compatibility reasons, deprecated
{
rValue.Value >>= rSettings.mnWidth;
}
else if( rValue.Name == "Height" ) // for compatibility reasons, deprecated
{
rValue.Value >>= rSettings.mnHeight;
}
else if( rValue.Name == "ExportOnlyBackground" ) // for compatibility reasons, deprecated
{
rValue.Value >>= rSettings.mbExportOnlyBackground;
}
else if ( rValue.Name == "FilterData" )
{
rValue.Value >>= rSettings.maFilterData;
for( PropertyValue& rDataValue : asNonConstRange(rSettings.maFilterData) )
{
if ( rDataValue.Name == "Translucent" )
{
if ( !( rDataValue.Value >>= rSettings.mbTranslucent ) ) // SJ: TODO: The GIF Transparency is stored as int32 in
{ // configuration files, this has to be changed to boolean
sal_Int32 nTranslucent = 0;
if ( rDataValue.Value >>= nTranslucent )
rSettings.mbTranslucent = nTranslucent != 0;
}
}
else if ( rDataValue.Name == "PixelWidth" )
{
rDataValue.Value >>= rSettings.mnWidth;
}
else if ( rDataValue.Name == "PixelHeight" )
{
rDataValue.Value >>= rSettings.mnHeight;
}
else if( rDataValue.Name == "Width" ) // for compatibility reasons, deprecated
{
rDataValue.Value >>= rSettings.mnWidth;
rDataValue.Name = "PixelWidth";
}
else if( rDataValue.Name == "Height" ) // for compatibility reasons, deprecated
{
rDataValue.Value >>= rSettings.mnHeight;
rDataValue.Name = "PixelHeight";
}
else if ( rDataValue.Name == "ExportOnlyBackground" )
{
rDataValue.Value >>= rSettings.mbExportOnlyBackground;
}
else if ( rDataValue.Name == "HighContrast" )
{
rDataValue.Value >>= rSettings.mbUseHighContrast;
}
else if ( rDataValue.Name == "PageNumber" )
{
rDataValue.Value >>= mnPageNumber;
}
else if ( rDataValue.Name == "ScrollText" )
{
// #110496# Read flag solitary scroll text metafile
rDataValue.Value >>= rSettings.mbScrollText;
}
else if ( rDataValue.Name == "CurrentPage" )
{
Reference< XDrawPage > xPage;
rDataValue.Value >>= xPage;
if( xPage.is() )
{
SvxDrawPage* pUnoPage = comphelper::getFromUnoTunnel<SvxDrawPage>( xPage );
if( pUnoPage && pUnoPage->GetSdrPage() )
mpCurrentPage = pUnoPage->GetSdrPage();
}
}
else if ( rDataValue.Name == "ScaleXNumerator" )
{
sal_Int32 nVal = 1;
if( rDataValue.Value >>= nVal )
rSettings.maScaleX = Fraction( nVal, rSettings.maScaleX.GetDenominator() );
}
else if ( rDataValue.Name == "ScaleXDenominator" )
{
sal_Int32 nVal = 1;
if( rDataValue.Value >>= nVal )
rSettings.maScaleX = Fraction( rSettings.maScaleX.GetNumerator(), nVal );
}
else if ( rDataValue.Name == "ScaleYNumerator" )
{
sal_Int32 nVal = 1;
if( rDataValue.Value >>= nVal )
rSettings.maScaleY = Fraction( nVal, rSettings.maScaleY.GetDenominator() );
}
else if ( rDataValue.Name == "ScaleYDenominator" )
{
sal_Int32 nVal = 1;
if( rDataValue.Value >>= nVal )
rSettings.maScaleY = Fraction( rSettings.maScaleY.GetNumerator(), nVal );
}
else if (rDataValue.Name == "AntiAliasing")
{
bool bAntiAliasing;
if (rDataValue.Value >>= bAntiAliasing)
rSettings.meAntiAliasing = bAntiAliasing ? TRISTATE_TRUE : TRISTATE_FALSE;
}
}
}
}
// putting the StatusIndicator that we got from the MediaDescriptor into our local FilterData copy
if ( rSettings.mxStatusIndicator.is() )
{
int i = rSettings.maFilterData.getLength();
rSettings.maFilterData.realloc( i + 1 );
auto pFilterData = rSettings.maFilterData.getArray();
pFilterData[ i ].Name = "StatusIndicator";
pFilterData[ i ].Value <<= rSettings.mxStatusIndicator;
}
}
bool GraphicExporter::GetGraphic( ExportSettings const & rSettings, Graphic& aGraphic, bool bVectorType )
{
if( !mpDoc || !mpUnoPage )
return false;
SdrPage* pPage = mpUnoPage->GetSdrPage();
if( !pPage )
return false;
ScopedVclPtrInstance< VirtualDevice > aVDev;
const MapMode aMap( mpDoc->GetScaleUnit(), Point(), rSettings.maScaleX, rSettings.maScaleY );
SdrOutliner& rOutl=mpDoc->GetDrawOutliner();
maOldCalcFieldValueHdl = rOutl.GetCalcFieldValueHdl();
rOutl.SetCalcFieldValueHdl( LINK(this, GraphicExporter, CalcFieldValueHdl) );
::Color aOldBackColor(rOutl.GetBackgroundColor());
rOutl.SetBackgroundColor(pPage->GetPageBackgroundColor());
// #i102251#
const EEControlBits nOldCntrl(rOutl.GetControlWord());
EEControlBits nCntrl = nOldCntrl & ~EEControlBits::ONLINESPELLING;
rOutl.SetControlWord(nCntrl);
rtl::Reference<SdrObject> pTempBackgroundShape;
std::vector< SdrObject* > aShapes;
bool bRet = true;
// export complete page?
if ( !mxShape.is() )
{
if( rSettings.mbExportOnlyBackground )
{
const SdrPageProperties* pCorrectProperties = pPage->getCorrectSdrPageProperties();
if(pCorrectProperties)
{
pTempBackgroundShape = new SdrRectObj(
*mpDoc,
tools::Rectangle(Point(0,0), pPage->GetSize()));
pTempBackgroundShape->SetMergedItemSet(pCorrectProperties->GetItemSet());
pTempBackgroundShape->SetMergedItem(XLineStyleItem(drawing::LineStyle_NONE));
pTempBackgroundShape->NbcSetStyleSheet(pCorrectProperties->GetStyleSheet(), true);
aShapes.push_back(pTempBackgroundShape.get());
}
}
else
{
const Size aSize( pPage->GetSize() );
// generate a bitmap to convert it to a pixel format.
// For gif pictures there can also be a vector format used (bTranslucent)
if ( !bVectorType && !rSettings.mbTranslucent )
{
tools::Long nWidthPix = 0;
tools::Long nHeightPix = 0;
if ( rSettings.mnWidth > 0 && rSettings.mnHeight > 0 )
{
nWidthPix = rSettings.mnWidth;
nHeightPix = rSettings.mnHeight;
}
else
{
const Size aSizePix( Application::GetDefaultDevice()->LogicToPixel( aSize, aMap ) );
if (aSizePix.Width() > MAX_EXT_PIX || aSizePix.Height() > MAX_EXT_PIX)
{
if (aSizePix.Width() > MAX_EXT_PIX)
nWidthPix = MAX_EXT_PIX;
else
nWidthPix = aSizePix.Width();
if (aSizePix.Height() > MAX_EXT_PIX)
nHeightPix = MAX_EXT_PIX;
else
nHeightPix = aSizePix.Height();
double fWidthDif = static_cast<double>(aSizePix.Width()) / nWidthPix;
double fHeightDif = static_cast<double>(aSizePix.Height()) / nHeightPix;
if (fWidthDif > fHeightDif)
nHeightPix = static_cast<tools::Long>(aSizePix.Height() / fWidthDif);
else
nWidthPix = static_cast<tools::Long>(aSizePix.Width() / fHeightDif);
}
else
{
nWidthPix = aSizePix.Width();
nHeightPix = aSizePix.Height();
}
}
std::unique_ptr<SdrView> xLocalView;
if (FmFormModel* pFormModel = dynamic_cast<FmFormModel*>(mpDoc))
{
xLocalView.reset(new FmFormView(*pFormModel, aVDev));
}
else
{
xLocalView.reset(new SdrView(*mpDoc, aVDev));
}
ScopedVclPtr<VirtualDevice> pVDev(CreatePageVDev( pPage, nWidthPix, nHeightPix ));
if( pVDev )
{
aGraphic = pVDev->GetBitmapEx( Point(), pVDev->GetOutputSize() );
aGraphic.SetPrefMapMode( aMap );
aGraphic.SetPrefSize( aSize );
}
}
// create a metafile to export a vector format
else
{
GDIMetaFile aMtf;
aVDev->SetMapMode( aMap );
if( rSettings.mbUseHighContrast )
aVDev->SetDrawMode( aVDev->GetDrawMode() | DrawModeFlags::SettingsLine | DrawModeFlags::SettingsFill | DrawModeFlags::SettingsText | DrawModeFlags::SettingsGradient );
aVDev->EnableOutput( false );
aMtf.Record( aVDev );
Size aNewSize;
// create a view
std::unique_ptr< SdrView > pView;
if (FmFormModel *pFormModel = dynamic_cast<FmFormModel*>(mpDoc))
{
pView.reset(new FmFormView(*pFormModel, aVDev));
}
else
{
pView.reset(new SdrView(*mpDoc, aVDev));
}
pView->SetBordVisible( false );
pView->SetPageVisible( false );
pView->ShowSdrPage( pPage );
// tdf#96922 deactivate EditView PageVisualization, including PageBackground
// (formerly 'wiese'). Do *not* switch off MasterPageVisualizationAllowed, we
// want MasterPage content if a whole SdrPage is exported
pView->SetPageDecorationAllowed(false);
const Point aNewOrg( pPage->GetLeftBorder(), pPage->GetUpperBorder() );
aNewSize = Size( aSize.Width() - pPage->GetLeftBorder() - pPage->GetRightBorder(),
aSize.Height() - pPage->GetUpperBorder() - pPage->GetLowerBorder() );
const tools::Rectangle aClipRect( aNewOrg, aNewSize );
MapMode aVMap( aMap );
aVDev->Push();
aVMap.SetOrigin( Point( -aNewOrg.X(), -aNewOrg.Y() ) );
aVDev->SetRelativeMapMode( aVMap );
aVDev->IntersectClipRegion( aClipRect );
// Use new StandardCheckVisisbilityRedirector
ImplExportCheckVisisbilityRedirector aRedirector( mpCurrentPage );
pView->CompleteRedraw(aVDev, vcl::Region(tools::Rectangle(aNewOrg, aNewSize)), &aRedirector);
aVDev->Pop();
aMtf.Stop();
aMtf.WindStart();
aMtf.SetPrefMapMode( aMap );
aMtf.SetPrefSize( aNewSize );
// AW: Here the current version was filtering out the MetaActionType::CLIPREGIONs
// from the metafile. I asked some other developers why this was done, but no
// one knew a direct reason. Since it's in for long time, it may be an old
// piece of code. MetaFiles save and load ClipRegions with polygons with preserving
// the polygons, so a resolution-independent roundtrip is supported. Removed this
// code since it destroys some MetaFiles where ClipRegions are used. Anyways,
// just filtering them out is a hack, at least the encapsulated content would need
// to be clipped geometrically.
aGraphic = Graphic(aMtf);
pView->HideSdrPage();
if( rSettings.mbTranslucent )
{
Size aOutSize;
aGraphic = GetBitmapFromMetaFile( aGraphic.GetGDIMetaFile(), CalcSize( rSettings.mnWidth, rSettings.mnHeight, aNewSize, aOutSize ) );
}
}
}
}
// export only single shape or shape collection
else
{
// build list of SdrObject
if( mxShapes.is() )
{
Reference< XShape > xShape;
const sal_Int32 nCount = mxShapes->getCount();
for( sal_Int32 nIndex = 0; nIndex < nCount; nIndex++ )
{
mxShapes->getByIndex( nIndex ) >>= xShape;
SdrObject* pObj = SdrObject::getSdrObjectFromXShape(xShape);
if( pObj )
aShapes.push_back( pObj );
}
}
else
{
// only one shape
SdrObject* pObj = SdrObject::getSdrObjectFromXShape(mxShape);
if( pObj )
aShapes.push_back( pObj );
}
if( aShapes.empty() )
bRet = false;
}
if( bRet && !aShapes.empty() )
{
// special treatment for only one SdrGrafObj that has text
bool bSingleGraphic = false;
if( 1 == aShapes.size() )
{
if( !bVectorType )
{
if( auto pGrafObj = dynamic_cast<const SdrGrafObj*>(aShapes.front()) )
if (pGrafObj->HasText() )
{
aGraphic = pGrafObj->GetTransformedGraphic();
if ( aGraphic.GetType() == GraphicType::Bitmap )
{
Size aSizePixel( aGraphic.GetSizePixel() );
if( rSettings.mnWidth && rSettings.mnHeight &&
( ( rSettings.mnWidth != aSizePixel.Width() ) ||
( rSettings.mnHeight != aSizePixel.Height() ) ) )
{
BitmapEx aBmpEx( aGraphic.GetBitmapEx() );
// export: use highest quality
aBmpEx.Scale( Size( rSettings.mnWidth, rSettings.mnHeight ), BmpScaleFlag::Lanczos );
aGraphic = aBmpEx;
}
// #118804# only accept for bitmap graphics, else the
// conversion to bitmap will happen anywhere without size control
// as evtl. defined in rSettings.mnWidth/mnHeight
bSingleGraphic = true;
}
}
}
else if( rSettings.mbScrollText )
{
SdrObject* pObj = aShapes.front();
auto pTextObj = DynCastSdrTextObj( pObj);
if( pTextObj && pTextObj->HasText() )
{
tools::Rectangle aScrollRectangle;
tools::Rectangle aPaintRectangle;
const std::unique_ptr< GDIMetaFile > pMtf(
pTextObj->GetTextScrollMetaFileAndRectangle(
aScrollRectangle, aPaintRectangle ) );
// take the larger one of the two rectangles (that
// should be the bound rect of the retrieved
// metafile)
tools::Rectangle aTextRect;
if( aScrollRectangle.Contains( aPaintRectangle ) )
aTextRect = aScrollRectangle;
else
aTextRect = aPaintRectangle;
// setup pref size and mapmode
pMtf->SetPrefSize( aTextRect.GetSize() );
// set actual origin (mtf is at actual shape
// output position)
MapMode aLocalMapMode( aMap );
aLocalMapMode.SetOrigin(
Point( -aPaintRectangle.Left(),
-aPaintRectangle.Top() ) );
pMtf->SetPrefMapMode( aLocalMapMode );
pMtf->AddAction( new MetaCommentAction(
"XTEXT_SCROLLRECT"_ostr, 0,
reinterpret_cast<sal_uInt8 const*>(&aScrollRectangle),
sizeof( tools::Rectangle ) ) );
pMtf->AddAction( new MetaCommentAction(
"XTEXT_PAINTRECT"_ostr, 0,
reinterpret_cast<sal_uInt8 const*>(&aPaintRectangle),
sizeof( tools::Rectangle ) ) );
aGraphic = Graphic( *pMtf );
bSingleGraphic = true;
}
}
}
if( !bSingleGraphic )
{
// create a metafile for all shapes
ScopedVclPtrInstance< VirtualDevice > aOut;
// calculate bound rect for all shapes
// tdf#126319 I did not convert all rendering to primitives,
// that would be too much for this fix. But I did so for the
// range calculation to get a valid high quality range.
// Based on that the conversion is reliable. With the BoundRect
// fetched from the Metafile it was just not possible to get the
// examples from the task handled in a way to fit all cases -
// due to bad-quality range data from it.
basegfx::B2DRange aBound;
const drawinglayer::geometry::ViewInformation2D aViewInformation2D;
{
for( SdrObject* pObj : aShapes )
{
drawinglayer::primitive2d::Primitive2DContainer aSequence;
pObj->GetViewContact().getViewIndependentPrimitive2DContainer(aSequence);
aBound.expand(aSequence.getB2DRange(aViewInformation2D));
}
}
aOut->EnableOutput( false );
aOut->SetMapMode( aMap );
if( rSettings.mbUseHighContrast )
aOut->SetDrawMode( aOut->GetDrawMode() | DrawModeFlags::SettingsLine | DrawModeFlags::SettingsFill | DrawModeFlags::SettingsText | DrawModeFlags::SettingsGradient );
GDIMetaFile aMtf;
aMtf.Clear();
aMtf.Record( aOut );
MapMode aOutMap( aMap );
const Size aOnePixelInMtf(
Application::GetDefaultDevice()->PixelToLogic(
Size(1, 1),
aMap));
const Size aHalfPixelInMtf(
(aOnePixelInMtf.getWidth() + 1) / 2,
(aOnePixelInMtf.getHeight() + 1) / 2);
// tdf#126319 Immediately add needed offset to create metafile,
// that avoids to do it later by Metafile::Move what would be expensive
aOutMap.SetOrigin(
Point(
basegfx::fround<tools::Long>(-aBound.getMinX() - aHalfPixelInMtf.getWidth()),
basegfx::fround<tools::Long>(-aBound.getMinY() - aHalfPixelInMtf.getHeight()) ) );
aOut->SetRelativeMapMode( aOutMap );
sdr::contact::DisplayInfo aDisplayInfo;
if(mpCurrentPage)
{
if(mpCurrentPage->TRG_HasMasterPage() && pPage->IsMasterPage())
{
// MasterPage is processed as another page's SubContent
aDisplayInfo.SetProcessLayers(mpCurrentPage->TRG_GetMasterPageVisibleLayers());
aDisplayInfo.SetSubContentActive(true);
}
}
if(!aShapes.empty())
{
// more effective way to paint a vector of SdrObjects. Hand over the processed page
// to have it in the
ImplExportCheckVisisbilityRedirector aCheckVisibilityRedirector(mpCurrentPage);
sdr::contact::ObjectContactOfObjListPainter aMultiObjectPainter(*aOut, std::move(aShapes), mpCurrentPage);
aMultiObjectPainter.SetViewObjectContactRedirector(&aCheckVisibilityRedirector);
aMultiObjectPainter.ProcessDisplay(aDisplayInfo);
}
aMtf.Stop();
aMtf.WindStart();
// tdf#126319 Immediately add needed size to target's PrefSize
// tdf#150102 Checked that in aBound is indeed the size - 1 (probably
// due to old integer stuff using Size()/Rectangle() and getWidth()/GetWidth()
// with the old one-less paradigm somewhere), so just correct to the
// correct size. Be aware that checking of tdf#126319 is needed, but
// looks good in my tests. Still: Changing the central UNO API Metafile
// export is always a risky thing, so it will have to show if this will
// not influence something else.
const Size aBoundSize(
basegfx::fround<tools::Long>(aBound.getWidth() + 1),
basegfx::fround<tools::Long>(aBound.getHeight() + 1));
aMtf.SetPrefMapMode( aMap );
aMtf.SetPrefSize( aBoundSize );
if( !bVectorType )
{
Size aOutSize;
aGraphic = GetBitmapFromMetaFile( aMtf, CalcSize( rSettings.mnWidth, rSettings.mnHeight, aBoundSize, aOutSize ) );
}
else
{
aGraphic = aMtf;
}
}
}
pTempBackgroundShape.clear();
rOutl.SetCalcFieldValueHdl( maOldCalcFieldValueHdl );
// #i102251#
rOutl.SetControlWord(nOldCntrl);
rOutl.SetBackgroundColor(aOldBackColor);
return bRet;
}
// XFilter
sal_Bool SAL_CALL GraphicExporter::filter( const Sequence< PropertyValue >& aDescriptor )
{
::SolarMutexGuard aGuard;
if( maGraphic.IsNone() && nullptr == mpUnoPage )
return false;
if( maGraphic.IsNone() && ( nullptr == mpUnoPage->GetSdrPage() || nullptr == mpDoc ) )
return false;
GraphicFilter &rFilter = GraphicFilter::GetGraphicFilter();
// get the arguments from the descriptor
ExportSettings aSettings;
ParseSettings(aDescriptor, aSettings);
const sal_uInt16 nFilter = !aSettings.maMediaType.isEmpty()
? rFilter.GetExportFormatNumberForMediaType( aSettings.maMediaType )
: rFilter.GetExportFormatNumberForShortName( aSettings.maFilterName );
bool bVectorType = !rFilter.IsExportPixelFormat( nFilter );
// create the output stuff
Graphic aGraphic = maGraphic;
ErrCode nStatus = ERRCODE_NONE;
if (maGraphic.IsNone())
{
bool bAntiAliasing = SvtOptionsDrawinglayer::IsAntiAliasing();
AllSettings aAllSettings = Application::GetSettings();
StyleSettings aStyleSettings = aAllSettings.GetStyleSettings();
bool bUseFontAAFromSystem = aStyleSettings.GetUseFontAAFromSystem();
if (aSettings.meAntiAliasing != TRISTATE_INDET)
{
// This is safe to do globally as we own the solar mutex.
SvtOptionsDrawinglayer::SetAntiAliasing(aSettings.meAntiAliasing == TRISTATE_TRUE, /*bTemporary*/true);
// Opt in to have AA affect font rendering as well.
aStyleSettings.SetUseFontAAFromSystem(false);
aAllSettings.SetStyleSettings(aStyleSettings);
Application::SetSettings(aAllSettings);
}
nStatus = GetGraphic( aSettings, aGraphic, bVectorType ) ? ERRCODE_NONE : ERRCODE_GRFILTER_FILTERERROR;
if (aSettings.meAntiAliasing != TRISTATE_INDET)
{
SvtOptionsDrawinglayer::SetAntiAliasing(bAntiAliasing, /*bTemporary*/true);
aStyleSettings.SetUseFontAAFromSystem(bUseFontAAFromSystem);
aAllSettings.SetStyleSettings(aStyleSettings);
Application::SetSettings(aAllSettings);
}
}
if( nStatus == ERRCODE_NONE )
{
// export graphic only if it has a size
const Size aGraphSize( aGraphic.GetPrefSize() );
if ( aGraphSize.IsEmpty() )
{
nStatus = ERRCODE_GRFILTER_FILTERERROR;
}
else
{
// now we have a graphic, so export it
if( aSettings.mxGraphicRenderer.is() )
{
// render graphic directly into given renderer
aSettings.mxGraphicRenderer->render( aGraphic.GetXGraphic() );
}
else if( aSettings.mxOutputStream.is() )
{
// TODO: Either utilize optional XSeekable functionality for the
// SvOutputStream, or adapt the graphic filter to not seek anymore.
SvMemoryStream aStream( 1024, 1024 );
nStatus = rFilter.ExportGraphic( aGraphic, u"", aStream, nFilter, &aSettings.maFilterData );
// copy temp stream to XOutputStream
SvOutputStream aOutputStream( aSettings.mxOutputStream );
aStream.Seek(0);
aOutputStream.WriteStream( aStream );
}
else
{
INetURLObject aURLObject( aSettings.maURL.Complete );
DBG_ASSERT( aURLObject.GetProtocol() != INetProtocol::NotValid, "invalid URL" );
nStatus = XOutBitmap::ExportGraphic( aGraphic, aURLObject, rFilter, nFilter, &aSettings.maFilterData );
}
}
}
if ( aSettings.mxInteractionHandler.is() && ( nStatus != ERRCODE_NONE ) )
{
Any aInteraction;
Sequence< css::uno::Reference< css::task::XInteractionContinuation > > lContinuations{
new ::comphelper::OInteractionApprove()
};
GraphicFilterRequest aErrorCode;
aErrorCode.ErrCode = sal_uInt32(nStatus);
aInteraction <<= aErrorCode;
aSettings.mxInteractionHandler->handle( framework::InteractionRequest::CreateRequest( aInteraction, lContinuations ) );
}
return nStatus == ERRCODE_NONE;
}
void SAL_CALL GraphicExporter::cancel()
{
}
// XExporter
/** the source 'document' could be a XDrawPage, a XShape or a generic XShapes */
void SAL_CALL GraphicExporter::setSourceDocument( const Reference< lang::XComponent >& xComponent )
{
::SolarMutexGuard aGuard;
mxShapes = nullptr;
mpUnoPage = nullptr;
try
{
// any break inside this one loop while will throw an IllegalArgumentException
do
{
mxPage.set( xComponent, UNO_QUERY );
mxShapes.set( xComponent, UNO_QUERY );
mxShape.set( xComponent, UNO_QUERY );
// Step 1: try a generic XShapes
if( !mxPage.is() && !mxShape.is() && mxShapes.is() )
{
// we do not support empty shape collections
if( 0 == mxShapes->getCount() )
break;
// get first shape to detect corresponding page and model
mxShapes->getByIndex(0) >>= mxShape;
}
else
{
mxShapes = nullptr;
}
// Step 2: try a shape
if( mxShape.is() )
{
if (nullptr == SdrObject::getSdrObjectFromXShape(mxShape))
{
// This is not a Draw shape, let's see if it's a Writer one.
uno::Reference<beans::XPropertySet> xPropertySet(mxShape, uno::UNO_QUERY);
if (!xPropertySet.is())
break;
uno::Reference<graphic::XGraphic> xGraphic(
xPropertySet->getPropertyValue(u"Graphic"_ustr), uno::UNO_QUERY);
if (!xGraphic.is())
break;
maGraphic = Graphic(xGraphic);
if (!maGraphic.IsNone())
return;
else
break;
}
// get page for this shape
Reference< XChild > xChild( mxShape, UNO_QUERY );
if( !xChild.is() )
break;
Reference< XInterface > xInt;
do
{
xInt = xChild->getParent();
mxPage.set( xInt, UNO_QUERY );
if( !mxPage.is() )
xChild.set( xInt, UNO_QUERY );
}
while( !mxPage.is() && xChild.is() );
if( !mxPage.is() )
break;
}
// Step 3: check the page
if( !mxPage.is() )
break;
mpUnoPage = comphelper::getFromUnoTunnel<SvxDrawPage>( mxPage );
if( nullptr == mpUnoPage || nullptr == mpUnoPage->GetSdrPage() )
break;
mpDoc = &mpUnoPage->GetSdrPage()->getSdrModelFromSdrPage();
// Step 4: If we got a generic XShapes test all contained shapes
// if they belong to the same XDrawPage
if( mxShapes.is() )
{
SdrPage* pPage = mpUnoPage->GetSdrPage();
SdrObject* pObj;
Reference< XShape > xShape;
bool bOk = true;
const sal_Int32 nCount = mxShapes->getCount();
// test all but the first shape if they have the same page than
// the first shape
for( sal_Int32 nIndex = 1; bOk && ( nIndex < nCount ); nIndex++ )
{
mxShapes->getByIndex( nIndex ) >>= xShape;
pObj = SdrObject::getSdrObjectFromXShape(xShape);
bOk = pObj && pObj->getSdrPageFromSdrObject() == pPage;
}
if( !bOk )
break;
}
// no errors so far
return;
}
while( false );
}
catch( Exception& )
{
}
throw IllegalArgumentException();
}
// XServiceInfo
OUString SAL_CALL GraphicExporter::getImplementationName( )
{
return u"com.sun.star.comp.Draw.GraphicExporter"_ustr;
}
sal_Bool SAL_CALL GraphicExporter::supportsService( const OUString& ServiceName )
{
return cppu::supportsService(this, ServiceName);
}
Sequence< OUString > SAL_CALL GraphicExporter::getSupportedServiceNames( )
{
Sequence< OUString > aSupportedServiceNames { u"com.sun.star.drawing.GraphicExportFilter"_ustr };
return aSupportedServiceNames;
}
// XMimeTypeInfo
sal_Bool SAL_CALL GraphicExporter::supportsMimeType( const OUString& rMimeTypeName )
{
GraphicFilter &rFilter = GraphicFilter::GetGraphicFilter();
sal_uInt16 nCount = rFilter.GetExportFormatCount();
sal_uInt16 nFilter;
for( nFilter = 0; nFilter < nCount; nFilter++ )
{
if( rMimeTypeName == rFilter.GetExportFormatMediaType( nFilter ) )
{
return true;
}
}
return false;
}
Sequence< OUString > SAL_CALL GraphicExporter::getSupportedMimeTypeNames( )
{
GraphicFilter &rFilter = GraphicFilter::GetGraphicFilter();
sal_uInt16 nCount = rFilter.GetExportFormatCount();
sal_uInt16 nFilter;
sal_uInt16 nFound = 0;
Sequence< OUString > aSeq( nCount );
OUString* pStr = aSeq.getArray();
for( nFilter = 0; nFilter < nCount; nFilter++ )
{
OUString aMimeType( rFilter.GetExportFormatMediaType( nFilter ) );
if( !aMimeType.isEmpty() )
{
*pStr++ = aMimeType;
nFound++;
}
}
if( nFound < nCount )
aSeq.realloc( nFound );
return aSeq;
}
}
/** creates a bitmap that is optionally transparent from a metafile
*/
BitmapEx GetBitmapFromMetaFile(const GDIMetaFile& rMtf, const Size* pSize)
{
// use new primitive conversion tooling
basegfx::B2DRange aRange(basegfx::B2DPoint(0.0, 0.0));
sal_uInt32 nMaximumQuadraticPixels;
if (pSize)
{
// use 100th mm for primitive bitmap converter tool, input is pixel
// use a real OutDev to get the correct DPI, the static LogicToLogic assumes 72dpi which is wrong (!)
const Size aSize100th(
Application::GetDefaultDevice()->PixelToLogic(*pSize, MapMode(MapUnit::Map100thMM)));
aRange.expand(basegfx::B2DPoint(aSize100th.Width(), aSize100th.Height()));
// when explicitly pixels are requested from the GraphicExporter, use a *very* high limit
// of 16gb (4096x4096 pixels)
nMaximumQuadraticPixels = 4096 * 4096;
}
else
{
// use 100th mm for primitive bitmap converter tool
const Size aSize100th(OutputDevice::LogicToLogic(rMtf.GetPrefSize(), rMtf.GetPrefMapMode(),
MapMode(MapUnit::Map100thMM)));
aRange.expand(basegfx::B2DPoint(aSize100th.Width(), aSize100th.Height()));
// limit to 2048x2048 pixels, as in ImpGraphic::getBitmap (vcl/source/gdi/impgraph.cxx):
nMaximumQuadraticPixels = 2048 * 2048;
}
return convertMetafileToBitmapEx(rMtf, aRange, nMaximumQuadraticPixels);
}
Graphic SvxGetGraphicForShape( SdrObject& rShape )
{
Graphic aGraphic;
try
{
rtl::Reference< GraphicExporter > xExporter( new GraphicExporter() );
Reference< XComponent > xComp( rShape.getUnoShape(), UNO_QUERY_THROW );
xExporter->setSourceDocument( xComp );
ExportSettings aSettings;
xExporter->GetGraphic( aSettings, aGraphic, true/*bVector*/ );
}
catch( Exception& )
{
TOOLS_WARN_EXCEPTION("svx", "");
}
return aGraphic;
}
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
com_sun_star_comp_Draw_GraphicExporter_get_implementation(
css::uno::XComponentContext *,
css::uno::Sequence<css::uno::Any> const &)
{
return cppu::acquire(new GraphicExporter);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
↑ V547 Expression 'nTranslucent != 0' is always false.
↑ V614 Uninitialized variable 'bAntiAliasing' used.