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303 | /* -*- 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 <com/sun/star/drawing/GraphicExportFilter.hpp>
#include <vcl/errinf.hxx>
#include <vcl/weld.hxx>
#include <sfx2/sfxsids.hrc>
#include <sfx2/docfile.hxx>
#include <sfx2/docfilt.hxx>
#include <sfx2/sfxuno.hxx>
#include <svx/svdograf.hxx>
#include <strings.hrc>
#include <DrawViewShell.hxx>
#include <DrawDocShell.hxx>
#include <comphelper/processfactory.hxx>
#include <vcl/graphicfilter.hxx>
#include <vcl/svapp.hxx>
#include <sdpage.hxx>
#include <drawdoc.hxx>
#include <sdresid.hxx>
#include <sdgrffilter.hxx>
#include <ViewShellBase.hxx>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/beans/PropertyValues.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/view/XSelectionSupplier.hpp>
#include <cppuhelper/implbase.hxx>
#include <com/sun/star/task/XInteractionHandler.hpp>
#include <com/sun/star/task/XInteractionRequest.hpp>
#include <com/sun/star/drawing/GraphicFilterRequest.hpp>
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::graphic;
using namespace ::com::sun::star::io;
using namespace ::com::sun::star::ucb;
using namespace com::sun::star::ui::dialogs;
using namespace ::sfx2;
namespace {
class SdGRFFilter_ImplInteractionHdl : public ::cppu::WeakImplHelper< css::task::XInteractionHandler >
{
css::uno::Reference< css::task::XInteractionHandler > m_xInter;
ErrCode nFilterError;
public:
explicit SdGRFFilter_ImplInteractionHdl( css::uno::Reference< css::task::XInteractionHandler > const & xInteraction ) :
m_xInter( xInteraction ),
nFilterError( ERRCODE_NONE )
{}
ErrCode const & GetErrorCode() const { return nFilterError; };
virtual void SAL_CALL handle( const css::uno::Reference< css::task::XInteractionRequest >& ) override;
};
}
void SdGRFFilter_ImplInteractionHdl::handle( const css::uno::Reference< css::task::XInteractionRequest >& xRequest )
{
if( !m_xInter.is() )
return;
css::drawing::GraphicFilterRequest aErr;
if ( xRequest->getRequest() >>= aErr )
nFilterError = ErrCode(aErr.ErrCode);
else
m_xInter->handle( xRequest );
}
SdGRFFilter::SdGRFFilter( SfxMedium& rMedium, ::sd::DrawDocShell& rDocShell ) :
SdFilter( rMedium, rDocShell )
{
}
SdGRFFilter::~SdGRFFilter()
{
}
void SdGRFFilter::HandleGraphicFilterError( ErrCode nFilterError, ErrCode nStreamError )
{
if (ERRCODE_NONE != nStreamError)
{
ErrorHandler::HandleError(nStreamError);
return;
}
const char* pId;
if( nFilterError == ERRCODE_GRFILTER_OPENERROR )
pId = STR_IMPORT_GRFILTER_OPENERROR;
else if( nFilterError == ERRCODE_GRFILTER_IOERROR )
pId = STR_IMPORT_GRFILTER_IOERROR;
else if( nFilterError == ERRCODE_GRFILTER_FORMATERROR )
pId = STR_IMPORT_GRFILTER_FORMATERROR;
else if( nFilterError == ERRCODE_GRFILTER_VERSIONERROR )
pId = STR_IMPORT_GRFILTER_VERSIONERROR;
else if( nFilterError == ERRCODE_GRFILTER_TOOBIG )
pId = STR_IMPORT_GRFILTER_TOOBIG;
else if( nFilterError == ERRCODE_NONE )
pId = nullptr;
else
pId = STR_IMPORT_GRFILTER_FILTERERROR;
if (pId && strcmp(pId, STR_IMPORT_GRFILTER_IOERROR) == 0)
ErrorHandler::HandleError( ERRCODE_IO_GENERAL );
else
{
std::unique_ptr<weld::MessageDialog> xErrorBox(Application::CreateMessageDialog(nullptr,
VclMessageType::Warning, VclButtonsType::Ok, pId ? SdResId(pId) : OUString()));
xErrorBox->run();
}
}
bool SdGRFFilter::Import()
{
Graphic aGraphic;
const OUString aFileName( mrMedium.GetURLObject().GetMainURL( INetURLObject::DecodeMechanism::NONE ) );
GraphicFilter& rGraphicFilter = GraphicFilter::GetGraphicFilter();
const sal_uInt16 nFilter = rGraphicFilter.GetImportFormatNumberForTypeName( mrMedium.GetFilter()->GetTypeName() );
bool bRet = false;
SvStream* pIStm = mrMedium.GetInStream();
ErrCode nReturn = pIStm ? rGraphicFilter.ImportGraphic( aGraphic, aFileName, *pIStm, nFilter ) : ErrCode(1);
if( nReturn )
HandleGraphicFilterError( nReturn, rGraphicFilter.GetLastError().nStreamError );
else
{
if( mrDocument.GetPageCount() == 0 )
mrDocument.CreateFirstPages();
SdPage* pPage = mrDocument.GetSdPage( 0, PageKind::Standard );
Point aPos;
Size aPagSize( pPage->GetSize() );
Size aGrfSize( OutputDevice::LogicToLogic( aGraphic.GetPrefSize(),
aGraphic.GetPrefMapMode(), MapMode(MapUnit::Map100thMM)));
aPagSize.AdjustWidth( -(pPage->GetLeftBorder() + pPage->GetRightBorder()) );
aPagSize.AdjustHeight( -(pPage->GetUpperBorder() + pPage->GetLowerBorder()) );
// scale to fit page
if ( ( ( aGrfSize.Height() > aPagSize.Height() ) || ( aGrfSize.Width() > aPagSize.Width() ) ) &&
aGrfSize.Height() && aPagSize.Height() )
{
double fGrfWH = static_cast<double>(aGrfSize.Width()) / aGrfSize.Height();
double fWinWH = static_cast<double>(aPagSize.Width()) / aPagSize.Height();
// adjust graphic to page size (scales)
if( fGrfWH < fWinWH )
{
aGrfSize.setWidth( static_cast<long>( aPagSize.Height() * fGrfWH ) );
aGrfSize.setHeight( aPagSize.Height() );
}
else if( fGrfWH > 0.F )
{
aGrfSize.setWidth( aPagSize.Width() );
aGrfSize.setHeight( static_cast<long>( aPagSize.Width() / fGrfWH ) );
}
}
// set output rectangle for graphic
aPos.setX( ( ( aPagSize.Width() - aGrfSize.Width() ) >> 1 ) + pPage->GetLeftBorder() );
aPos.setY( ( ( aPagSize.Height() - aGrfSize.Height() ) >> 1 ) + pPage->GetUpperBorder() );
pPage->InsertObject(
new SdrGrafObj(
pPage->getSdrModelFromSdrPage(),
aGraphic,
::tools::Rectangle(aPos, aGrfSize)));
bRet = true;
}
return bRet;
}
bool SdGRFFilter::Export()
{
// SJ: todo: error handling, the GraphicExportFilter does not support proper errorhandling
bool bRet = false;
uno::Reference< uno::XComponentContext > xContext = ::comphelper::getProcessComponentContext();
uno::Reference< drawing::XGraphicExportFilter > xExporter = drawing::GraphicExportFilter::create( xContext );
SdPage* pPage = nullptr;
sd::DrawViewShell* pDrawViewShell = dynamic_cast<::sd::DrawViewShell* >(mrDocShell.GetViewShell() );
PageKind ePageKind = PageKind::Standard;
if( pDrawViewShell )
{
ePageKind = pDrawViewShell->GetPageKind();
if( PageKind::Handout == ePageKind )
pPage = mrDocument.GetSdPage( 0, PageKind::Handout );
else
pPage = pDrawViewShell->GetActualPage();
}
else
pPage = mrDocument.GetSdPage( 0, PageKind::Standard );
if ( pPage )
{
// taking the 'correct' page number, seems that there might exist a better method to archive this
pPage = mrDocument.GetSdPage( pPage->GetPageNum() ? ( pPage->GetPageNum() - 1 ) >> 1 : 0, ePageKind );
if ( pPage )
{
uno::Reference< lang::XComponent > xSource( pPage->getUnoPage(), uno::UNO_QUERY );
SfxItemSet* pSet = mrMedium.GetItemSet();
if ( pSet && xSource.is() )
{
const OUString aTypeName( mrMedium.GetFilter()->GetTypeName() );
GraphicFilter &rGraphicFilter = GraphicFilter::GetGraphicFilter();
const sal_uInt16 nFilter = rGraphicFilter.GetExportFormatNumberForTypeName( aTypeName );
if ( nFilter != GRFILTER_FORMAT_NOTFOUND )
{
uno::Reference< task::XInteractionHandler > xInteractionHandler;
beans::PropertyValues aArgs;
TransformItems( SID_SAVEASDOC, *pSet, aArgs );
const OUString sFilterName( "FilterName" );
OUString sShortName( rGraphicFilter.GetExportFormatShortName( nFilter ) );
bool bFilterNameFound = false;
for ( auto& rArg : aArgs )
{
OUString& rStr = rArg.Name;
if ( rStr == sFilterName )
{
bFilterNameFound = true;
rArg.Value <<= sShortName;
}
else if ( rStr == "InteractionHandler" )
{
uno::Reference< task::XInteractionHandler > xHdl;
if ( rArg.Value >>= xHdl )
{
xInteractionHandler = new SdGRFFilter_ImplInteractionHdl( xHdl );
rArg.Value <<= xInteractionHandler;
}
}
}
if ( !bFilterNameFound )
{
sal_Int32 nCount = aArgs.getLength();
aArgs.realloc( nCount + 1 );
aArgs[ nCount ].Name = sFilterName;
aArgs[ nCount ].Value <<= sShortName;
}
// take selection if needed
if( ( SfxItemState::SET == pSet->GetItemState( SID_SELECTION ) )
&& pSet->Get( SID_SELECTION ).GetValue()
&& pDrawViewShell )
{
uno::Reference< view::XSelectionSupplier > xSelectionSupplier(
pDrawViewShell->GetViewShellBase().GetController(), uno::UNO_QUERY );
if ( xSelectionSupplier.is() )
{
uno::Any aSelection( xSelectionSupplier->getSelection() );
uno::Reference< lang::XComponent > xSelection;
if ( aSelection >>= xSelection )<--- Variable 'aSelection' is assigned a value that is never used.
xSource = xSelection;
}
}
xExporter->setSourceDocument( xSource );
bRet = xExporter->filter( aArgs );
if ( !bRet && xInteractionHandler.is() )
SdGRFFilter::HandleGraphicFilterError(
static_cast< SdGRFFilter_ImplInteractionHdl* >( xInteractionHandler.get() )->GetErrorCode(),
rGraphicFilter.GetLastError().nStreamError );
}
}
}
}
return bRet;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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