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+/* -*- 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 <unotools/pathoptions.hxx>
+#include <vcl/graphicfilter.hxx>
+#include <sfx2/docfile.hxx>
+#include <sfx2/filedlghelper.hxx>
+#include <svx/xoutbmp.hxx>
+#include <svx/dialmgr.hxx>
+#include <svx/graphichelper.hxx>
+#include <svx/strings.hrc>
+#include <tools/diagnose_ex.h>
+#include <vcl/svapp.hxx>
+#include <vcl/weld.hxx>
+
+#include <comphelper/processfactory.hxx>
+
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/beans/PropertyValue.hpp>
+#include <com/sun/star/container/NoSuchElementException.hpp>
+#include <com/sun/star/document/XExporter.hpp>
+#include <com/sun/star/drawing/GraphicExportFilter.hpp>
+#include <com/sun/star/drawing/XShape.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <com/sun/star/io/XInputStream.hpp>
+#include <com/sun/star/ucb/SimpleFileAccess.hpp>
+#include <com/sun/star/ui/dialogs/XFilePicker3.hpp>
+#include <com/sun/star/ui/dialogs/TemplateDescription.hpp>
+#include <com/sun/star/beans/XPropertyAccess.hpp>
+#include <com/sun/star/task/ErrorCodeIOException.hpp>
+#include <com/sun/star/graphic/XGraphic.hpp>
+
+#include <map>
+
+using namespace css::uno;
+using namespace css::lang;
+using namespace css::graphic;
+using namespace css::ucb;
+using namespace css::beans;
+using namespace css::io;
+using namespace css::document;
+using namespace css::ui::dialogs;
+using namespace css::container;
+using namespace com::sun::star::task;
+
+using namespace sfx2;
+
+namespace drawing = com::sun::star::drawing;
+
+void GraphicHelper::GetPreferredExtension( OUString& rExtension, const Graphic& rGraphic )
+{
+ OUString aExtension = "png";
+ auto const & rVectorGraphicDataPtr(rGraphic.getVectorGraphicData());
+
+ if (rVectorGraphicDataPtr && rVectorGraphicDataPtr->getVectorGraphicDataArrayLength())
+ {
+ switch (rVectorGraphicDataPtr->getVectorGraphicDataType())
+ {
+ case VectorGraphicDataType::Wmf:
+ aExtension = "wmf";
+ break;
+ case VectorGraphicDataType::Emf:
+ aExtension = "emf";
+ break;
+ default: // case VectorGraphicDataType::Svg:
+ aExtension = "svg";
+ break;
+ }
+
+ rExtension = aExtension;
+ return;
+ }
+
+ switch( rGraphic.GetGfxLink().GetType() )
+ {
+ case GfxLinkType::NativeGif:
+ aExtension = "gif";
+ break;
+ case GfxLinkType::NativeTif:
+ aExtension = "tif";
+ break;
+ case GfxLinkType::NativeWmf:
+ aExtension = "wmf";
+ break;
+ case GfxLinkType::NativeMet:
+ aExtension = "met";
+ break;
+ case GfxLinkType::NativePct:
+ aExtension = "pct";
+ break;
+ case GfxLinkType::NativeJpg:
+ aExtension = "jpg";
+ break;
+ case GfxLinkType::NativeBmp:
+ aExtension = "bmp";
+ break;
+ case GfxLinkType::NativeSvg:
+ aExtension = "svg";
+ break;
+ case GfxLinkType::NativePdf:
+ aExtension = "pdf";
+ break;
+ default:
+ break;
+ }
+ rExtension = aExtension;
+}
+
+namespace {
+
+
+bool lcl_ExecuteFilterDialog( const Sequence< PropertyValue >& rPropsForDialog,
+ Sequence< PropertyValue >& rFilterData )
+{
+ bool bStatus = false;
+ try
+ {
+ const OUString aServiceName("com.sun.star.svtools.SvFilterOptionsDialog");
+ Reference< XExecutableDialog > xFilterDialog(
+ comphelper::getProcessServiceFactory()->createInstance( aServiceName ), UNO_QUERY );
+ Reference< XPropertyAccess > xFilterProperties( xFilterDialog, UNO_QUERY );
+
+ if( xFilterDialog.is() && xFilterProperties.is() )
+ {
+ xFilterProperties->setPropertyValues( rPropsForDialog );
+ if( xFilterDialog->execute() )
+ {
+ bStatus = true;
+ const Sequence< PropertyValue > aPropsFromDialog = xFilterProperties->getPropertyValues();
+ for ( const auto& rProp : aPropsFromDialog )
+ {
+ if (rProp.Name == "FilterData")
+ {
+ rProp.Value >>= rFilterData;
+ }
+ }
+ }
+ }
+ }
+ catch( const NoSuchElementException& e )
+ {
+ // the filter name is unknown
+ throw ErrorCodeIOException(
+ ("lcl_ExecuteFilterDialog: NoSuchElementException"
+ " \"" + e.Message + "\": ERRCODE_IO_ABORT"),
+ Reference< XInterface >(), sal_uInt32(ERRCODE_IO_INVALIDPARAMETER));
+ }
+ catch( const ErrorCodeIOException& )
+ {
+ throw;
+ }
+ catch( const Exception& )
+ {
+ TOOLS_WARN_EXCEPTION("sfx.doc", "ignoring");
+ }
+
+ return bStatus;
+}
+} // anonymous ns
+
+OUString GraphicHelper::ExportGraphic(weld::Window* pParent, const Graphic& rGraphic, const OUString& rGraphicName)
+{
+ SvtPathOptions aPathOpt;
+ OUString sGraphicsPath( aPathOpt.GetGraphicPath() );
+
+ FileDialogHelper aDialogHelper(TemplateDescription::FILESAVE_AUTOEXTENSION, FileDialogFlags::NONE, pParent);
+ Reference < XFilePicker3 > xFilePicker = aDialogHelper.GetFilePicker();
+
+ INetURLObject aPath;
+ aPath.SetSmartURL( sGraphicsPath );
+
+ // fish out the graphic's name
+
+ aDialogHelper.SetTitle( SvxResId(RID_SVXSTR_EXPORT_GRAPHIC_TITLE));
+ aDialogHelper.SetDisplayDirectory( aPath.GetMainURL(INetURLObject::DecodeMechanism::ToIUri) );
+ INetURLObject aURL;
+ aURL.SetSmartURL( rGraphicName );
+ aDialogHelper.SetFileName(aURL.GetLastName());
+
+ GraphicFilter& rGraphicFilter = GraphicFilter::GetGraphicFilter();
+ const sal_uInt16 nCount = rGraphicFilter.GetExportFormatCount();
+
+ OUString aExtension(aURL.GetFileExtension());
+ if( aExtension.isEmpty() )
+ {
+ GetPreferredExtension( aExtension, rGraphic );
+ }
+
+ aExtension = aExtension.toAsciiLowerCase();
+ sal_uInt16 nDefaultFilter = USHRT_MAX;
+
+ for ( sal_uInt16 i = 0; i < nCount; i++ )
+ {
+ xFilePicker->appendFilter( rGraphicFilter.GetExportFormatName( i ), rGraphicFilter.GetExportWildcard( i ) );
+ OUString aFormatShortName = rGraphicFilter.GetExportFormatShortName( i );
+ if ( aFormatShortName.equalsIgnoreAsciiCase( aExtension ) )
+ {
+ nDefaultFilter = i;
+ }
+ }
+ if ( USHRT_MAX == nDefaultFilter )
+ {
+ // "wrong" extension?
+ GetPreferredExtension( aExtension, rGraphic );
+ for ( sal_uInt16 i = 0; i < nCount; ++i )
+ if ( aExtension == rGraphicFilter.GetExportFormatShortName( i ).toAsciiLowerCase() )
+ {
+ nDefaultFilter = i;
+ break;
+ }
+ }
+
+ if( USHRT_MAX != nDefaultFilter )
+ {
+ xFilePicker->setCurrentFilter( rGraphicFilter.GetExportFormatName( nDefaultFilter ) ) ;
+
+ if( aDialogHelper.Execute() == ERRCODE_NONE )
+ {
+ OUString sPath( xFilePicker->getFiles().getConstArray()[0] );
+ // remember used path - please don't optimize away!
+ aPath.SetSmartURL( sPath);
+ sGraphicsPath = aPath.GetPath();
+
+ if( !rGraphicName.isEmpty() &&
+ nDefaultFilter == rGraphicFilter.GetExportFormatNumber( xFilePicker->getCurrentFilter()))
+ {
+ // try to save the original graphic
+ SfxMedium aIn( rGraphicName, StreamMode::READ | StreamMode::NOCREATE );
+ if( aIn.GetInStream() && !aIn.GetInStream()->GetError() )
+ {
+ SfxMedium aOut( sPath, StreamMode::WRITE | StreamMode::SHARE_DENYNONE);
+ if( aOut.GetOutStream() && !aOut.GetOutStream()->GetError())
+ {
+ aOut.GetOutStream()->WriteStream( *aIn.GetInStream() );
+ if ( ERRCODE_NONE == aIn.GetError() )
+ {
+ aOut.Close();
+ aOut.Commit();
+ if ( ERRCODE_NONE == aOut.GetError() )
+ return sPath;
+ }
+ }
+ }
+ }
+
+ sal_uInt16 nFilter;
+ if ( !xFilePicker->getCurrentFilter().isEmpty() && rGraphicFilter.GetExportFormatCount() )
+ {
+ nFilter = rGraphicFilter.GetExportFormatNumber( xFilePicker->getCurrentFilter() );
+ }
+ else
+ {
+ nFilter = GRFILTER_FORMAT_DONTKNOW;
+ }
+ OUString aFilter( rGraphicFilter.GetExportFormatShortName( nFilter ) );
+
+ if ( rGraphic.GetType() == GraphicType::Bitmap )
+ {
+ Graphic aGraphic = rGraphic;
+ Reference<XGraphic> xGraphic = aGraphic.GetXGraphic();
+
+ OUString aExportFilter = rGraphicFilter.GetExportInternalFilterName(nFilter);
+
+ Sequence< PropertyValue > aPropsForDialog(2);
+ aPropsForDialog[0].Name = "Graphic";
+ aPropsForDialog[0].Value <<= xGraphic;
+ aPropsForDialog[1].Name = "FilterName";
+ aPropsForDialog[1].Value <<= aExportFilter;
+
+ Sequence< PropertyValue > aFilterData;
+ bool bStatus = lcl_ExecuteFilterDialog(aPropsForDialog, aFilterData);
+ if (bStatus)
+ {
+ sal_Int32 nWidth = 0;
+ sal_Int32 nHeight = 0;
+
+ for (const auto& rProp : std::as_const(aFilterData))
+ {
+ if (rProp.Name == "PixelWidth")
+ {
+ rProp.Value >>= nWidth;
+ }
+ else if (rProp.Name == "PixelHeight")
+ {
+ rProp.Value >>= nHeight;
+ }
+ }
+
+ // scaling must performed here because png/jpg writer s
+ // do not take care of that.
+ Size aSizePixel( aGraphic.GetSizePixel() );
+ if( nWidth && nHeight &&
+ ( ( nWidth != aSizePixel.Width() ) ||
+ ( nHeight != aSizePixel.Height() ) ) )
+ {
+ BitmapEx aBmpEx( aGraphic.GetBitmapEx() );
+ // export: use highest quality
+ aBmpEx.Scale( Size( nWidth, nHeight ), BmpScaleFlag::Lanczos );
+ aGraphic = aBmpEx;
+ }
+
+ XOutBitmap::WriteGraphic( aGraphic, sPath, aFilter,
+ XOutFlags::DontExpandFilename |
+ XOutFlags::DontAddExtension |
+ XOutFlags::UseNativeIfPossible,
+ nullptr, &aFilterData );
+ return sPath;
+ }
+ }
+ else
+ {
+ XOutBitmap::WriteGraphic( rGraphic, sPath, aFilter,
+ XOutFlags::DontExpandFilename |
+ XOutFlags::DontAddExtension |
+ XOutFlags::UseNativeIfPossible );
+ }
+ }
+ }
+ return OUString();
+}
+
+void GraphicHelper::SaveShapeAsGraphic(weld::Window* pParent, const Reference< drawing::XShape >& xShape)
+{
+ try
+ {
+ Reference< XComponentContext > xContext( ::comphelper::getProcessComponentContext() );
+ Reference< XPropertySet > xShapeSet( xShape, UNO_QUERY_THROW );
+
+ SvtPathOptions aPathOpt;
+ const OUString& sGraphicPath( aPathOpt.GetGraphicPath() );
+
+ FileDialogHelper aDialogHelper(TemplateDescription::FILESAVE_AUTOEXTENSION, FileDialogFlags::NONE, pParent);
+ Reference < XFilePicker3 > xFilePicker = aDialogHelper.GetFilePicker();
+
+ aDialogHelper.SetTitle( SvxResId(RID_SVXSTR_SAVEAS_IMAGE) );
+
+ INetURLObject aPath;
+ aPath.SetSmartURL( sGraphicPath );
+ xFilePicker->setDisplayDirectory( aPath.GetMainURL(INetURLObject::DecodeMechanism::ToIUri) );
+
+ // populate filter dialog filter list and select default filter to match graphic mime type
+
+ GraphicFilter& rGraphicFilter = GraphicFilter::GetGraphicFilter();
+ const OUString aDefaultMimeType("image/png");
+ OUString aDefaultFormatName;
+ sal_uInt16 nCount = rGraphicFilter.GetExportFormatCount();
+
+ std::map< OUString, OUString > aMimeTypeMap;
+
+ for ( sal_uInt16 i = 0; i < nCount; i++ )
+ {
+ const OUString aExportFormatName( rGraphicFilter.GetExportFormatName( i ) );
+ const OUString aFilterMimeType( rGraphicFilter.GetExportFormatMediaType( i ) );
+ xFilePicker->appendFilter( aExportFormatName, rGraphicFilter.GetExportWildcard( i ) );
+ aMimeTypeMap[ aExportFormatName ] = aFilterMimeType;
+ if( aDefaultMimeType == aFilterMimeType )
+ aDefaultFormatName = aExportFormatName;
+ }
+
+ if( !aDefaultFormatName.isEmpty() )
+ xFilePicker->setCurrentFilter( aDefaultFormatName );
+
+ // execute dialog
+
+ if( aDialogHelper.Execute() == ERRCODE_NONE )
+ {
+ OUString sPath( xFilePicker->getFiles().getConstArray()[0] );
+ OUString aExportMimeType( aMimeTypeMap[xFilePicker->getCurrentFilter()] );
+
+ Reference< XInputStream > xGraphStream;
+
+ if( xGraphStream.is() )
+ {
+ Reference<XSimpleFileAccess3> xFileAccess = SimpleFileAccess::create( xContext );
+ xFileAccess->writeFile( sPath, xGraphStream );
+ }
+ else
+ {
+ Reference<css::drawing::XGraphicExportFilter> xGraphicExporter = css::drawing::GraphicExportFilter::create( xContext );
+
+ Sequence<PropertyValue> aDescriptor( 2 );
+ aDescriptor[0].Name = "MediaType";
+ aDescriptor[0].Value <<= aExportMimeType;
+ aDescriptor[1].Name = "URL";
+ aDescriptor[1].Value <<= sPath;
+
+ Reference< XComponent > xSourceDocument( xShape, UNO_QUERY_THROW );
+ xGraphicExporter->setSourceDocument( xSourceDocument );
+ xGraphicExporter->filter( aDescriptor );
+ }
+ }
+ }
+ catch( Exception& )
+ {
+ }
+}
+
+short GraphicHelper::HasToSaveTransformedImage(weld::Widget* pWin)
+{
+ OUString aMsg(SvxResId(RID_SVXSTR_SAVE_MODIFIED_IMAGE));
+ std::unique_ptr<weld::MessageDialog> xBox(Application::CreateMessageDialog(pWin,
+ VclMessageType::Question, VclButtonsType::YesNo, aMsg));
+ return xBox->run();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */