1 files changed, 153 insertions, 0 deletions
diff --git a/filter/source/graphic/GraphicExportFilter.cxx b/filter/source/graphic/GraphicExportFilter.cxx
new file mode 100644
index 000000000000..46a5b7f43ef3
--- /dev/null
+++ b/filter/source/graphic/GraphicExportFilter.cxx
@@ -0,0 +1,153 @@
+/* -*- 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 "GraphicExportFilter.hxx"
+
+#include <vcl/graphicfilter.hxx>
+#include <svl/outstrm.hxx>
+#include <svtools/DocumentToGraphicRenderer.hxx>
+
+GraphicExportFilter::GraphicExportFilter( const Reference<XComponentContext>& rxContext ) :
+    mxContext( rxContext )
+{}
+
+GraphicExportFilter::~GraphicExportFilter()
+{}
+
+void GraphicExportFilter::gatherProperties( const Sequence<PropertyValue>& rProperties )
+{
+    OUString aInternalFilterName;
+
+    for ( sal_Int32 i = 0; i < rProperties.getLength(); i++ )
+    {
+        PropertyValue aProperty = rProperties[i];
+
+        if ( aProperty.Name == "FilterName" )
+        {
+            aProperty.Value >>= aInternalFilterName;
+            aInternalFilterName = aInternalFilterName.replaceFirst( OUString( "draw_"    ), OUString() );
+            aInternalFilterName = aInternalFilterName.replaceFirst( OUString( "impress_" ), OUString() );
+            aInternalFilterName = aInternalFilterName.replaceFirst( OUString( "calc_"    ),  OUString() );
+            aInternalFilterName = aInternalFilterName.replaceFirst( OUString( "writer_"  ),  OUString() );
+        }
+        else if ( aProperty.Name == "FilterData" )
+        {
+            aProperty.Value >>= mFilterDataSequence;
+        }
+        else if ( aProperty.Name == "SelectionOnly" )
+        {
+            aProperty.Value >>= mExportSelection;
+        }
+        else if ( aProperty.Name == "URL" )
+        {
+            if( !( aProperty.Value >>= mTargetUrl ) )
+            {
+                aProperty.Value >>= mTargetUrl.Complete;
+            }
+        }
+        else if ( aProperty.Name == "OutputStream" )
+        {
+            aProperty.Value >>= mxOutputStream;
+        }
+    }
+
+    for ( sal_Int32 i = 0; i < mFilterDataSequence.getLength(); i++ )
+    {
+        if ( mFilterDataSequence[i].Name == "PixelWidth" )
+        {
+            mFilterDataSequence[i].Value >>= mTargetWidth;
+        }
+        else if ( mFilterDataSequence[i].Name == "PixelHeight" )
+        {
+            mFilterDataSequence[i].Value >>= mTargetHeight;
+        }
+    }
+
+    if ( !aInternalFilterName.isEmpty() )
+    {
+        GraphicFilter aGraphicFilter( sal_True );
+
+        sal_uInt16 nFilterCount = aGraphicFilter.GetExportFormatCount();
+        sal_uInt16 nFormat;
+
+        for ( nFormat = 0; nFormat < nFilterCount; nFormat++ )
+        {
+            if ( aGraphicFilter.GetExportInternalFilterName( nFormat ) == aInternalFilterName )
+                break;
+        }
+        if ( nFormat < nFilterCount )
+        {
+            mFilterExtension = aGraphicFilter.GetExportFormatShortName( nFormat );
+        }
+    }
+}
+
+sal_Bool SAL_CALL GraphicExportFilter::filter( const Sequence<PropertyValue>& rDescriptor )
+    throw (RuntimeException)
+{
+    gatherProperties(rDescriptor);
+
+    DocumentToGraphicRenderer aRenderer( mxDocument );
+    sal_Int32 aCurrentPage = aRenderer.getCurrentPageWriter();
+    Size aDocumentSizePixel = aRenderer.getDocumentSizeInPixels(aCurrentPage);
+
+    Size aTargetSizePixel(mTargetWidth, mTargetHeight);
+
+    Graphic aGraphic = aRenderer.renderToGraphic( aCurrentPage, aDocumentSizePixel, aTargetSizePixel );
+
+    GraphicFilter& rFilter = GraphicFilter::GetGraphicFilter();
+
+    Sequence< PropertyValue > aFilterData( 3 );
+    aFilterData[ 0 ].Name = "Interlaced";
+    aFilterData[ 0 ].Value <<= (sal_Int32) 0;
+    aFilterData[ 1 ].Name = "Compression";
+    aFilterData[ 1 ].Value <<= (sal_Int32) 9;
+    aFilterData[ 2 ].Name = "Quality";
+    aFilterData[ 2 ].Value <<= (sal_Int32) 99;
+
+    sal_uInt16 nFilterFormat = rFilter.GetExportFormatNumberForShortName( mFilterExtension );
+
+    SvMemoryStream aMemStream;
+    const GraphicConversionParameters aParameters(aTargetSizePixel, true, true);
+
+    sal_uInt16 aResult =  rFilter.ExportGraphic( aGraphic.GetBitmapEx(aParameters), String(), aMemStream, nFilterFormat, &aFilterData );
+
+    SvOutputStream aOutputStream( mxOutputStream );
+    aMemStream.Seek(0);
+    aOutputStream << aMemStream;
+
+    return true;
+}
+
+void SAL_CALL GraphicExportFilter::cancel( ) throw (RuntimeException)
+{
+}
+
+void SAL_CALL GraphicExportFilter::setSourceDocument( const Reference<XComponent>& xDocument )
+    throw (IllegalArgumentException, RuntimeException)
+{
+    mxDocument = xDocument;
+}
+
+void SAL_CALL GraphicExportFilter::initialize( const Sequence<Any>& )
+    throw (Exception, RuntimeException)
+{
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */