1 files changed, 164 insertions, 0 deletions
diff --git a/chart2/source/controller/main/ChartTransferable.cxx b/chart2/source/controller/main/ChartTransferable.cxx
new file mode 100644
index 000000000..67db8d3e4
--- /dev/null
+++ b/chart2/source/controller/main/ChartTransferable.cxx
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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 <sal/config.h>
+
+#include <memory>
+
+#include "ChartTransferable.hxx"
+
+#include <sot/exchange.hxx>
+#include <sot/storage.hxx>
+#include <unotools/streamwrap.hxx>
+#include <vcl/graph.hxx>
+#include <svl/itempool.hxx>
+#include <editeng/eeitem.hxx>
+#include <editeng/fhgtitem.hxx>
+#include <svx/svditer.hxx>
+#include <svx/svdmodel.hxx>
+#include <svx/unomodel.hxx>
+#include <svx/svdview.hxx>
+
+constexpr sal_uInt32 CHARTTRANSFER_OBJECTTYPE_DRAWMODEL = 1;
+
+using namespace ::com::sun::star;
+
+using ::com::sun::star::uno::Reference;
+
+namespace chart
+{
+
+ChartTransferable::ChartTransferable(
+    SdrModel& rSdrModel,
+    SdrObject* pSelectedObj,
+    bool bDrawing)
+:   m_pMarkedObjModel( nullptr )
+    ,m_bDrawing( bDrawing )
+{
+    std::unique_ptr<SdrExchangeView> pExchgView(std::make_unique<SdrView>( rSdrModel ));
+    SdrPageView* pPv = pExchgView->ShowSdrPage( rSdrModel.GetPage( 0 ));
+    if( pSelectedObj )
+        pExchgView->MarkObj( pSelectedObj, pPv );
+    else
+        pExchgView->MarkAllObj( pPv );
+    Graphic aGraphic( pExchgView->GetMarkedObjMetaFile(true));
+    m_xMetaFileGraphic.set( aGraphic.GetXGraphic());
+    if ( m_bDrawing )
+    {
+        m_pMarkedObjModel = pExchgView->CreateMarkedObjModel().release();
+    }
+}
+
+ChartTransferable::~ChartTransferable()
+{}
+
+void ChartTransferable::AddSupportedFormats()
+{
+    if ( m_bDrawing )
+    {
+        AddFormat( SotClipboardFormatId::DRAWING );
+    }
+    AddFormat( SotClipboardFormatId::GDIMETAFILE );
+    AddFormat( SotClipboardFormatId::PNG );
+    AddFormat( SotClipboardFormatId::BITMAP );
+}
+
+bool ChartTransferable::GetData( const css::datatransfer::DataFlavor& rFlavor, const OUString& /*rDestDoc*/ )
+{
+    SotClipboardFormatId nFormat = SotExchange::GetFormat( rFlavor );
+    bool        bResult = false;
+
+    if( HasFormat( nFormat ))
+    {
+        if ( nFormat == SotClipboardFormatId::DRAWING )
+        {
+            bResult = SetObject( m_pMarkedObjModel, CHARTTRANSFER_OBJECTTYPE_DRAWMODEL, rFlavor );
+        }
+        else if ( nFormat == SotClipboardFormatId::GDIMETAFILE )
+        {
+            Graphic aGraphic( m_xMetaFileGraphic );
+            bResult = SetGDIMetaFile( aGraphic.GetGDIMetaFile() );
+        }
+        else if( nFormat == SotClipboardFormatId::BITMAP )
+        {
+            Graphic aGraphic( m_xMetaFileGraphic );
+            bResult = SetBitmapEx( aGraphic.GetBitmapEx(), rFlavor );
+        }
+    }
+
+    return bResult;
+}
+
+bool ChartTransferable::WriteObject( tools::SvRef<SotStorageStream>& rxOStm, void* pUserObject, sal_uInt32 nUserObjectId,
+    const datatransfer::DataFlavor& /* rFlavor */ )
+{
+    // called from SetObject, put data into stream
+
+    bool bRet = false;
+    switch ( nUserObjectId )
+    {
+        case CHARTTRANSFER_OBJECTTYPE_DRAWMODEL:
+            {
+                SdrModel* pMarkedObjModel = static_cast< SdrModel* >( pUserObject );
+                if ( pMarkedObjModel )
+                {
+                    rxOStm->SetBufferSize( 0xff00 );
+
+                    // for the changed pool defaults from drawing layer pool set those
+                    // attributes as hard attributes to preserve them for saving
+                    const SfxItemPool& rItemPool = pMarkedObjModel->GetItemPool();
+                    const SvxFontHeightItem& rDefaultFontHeight = rItemPool.GetDefaultItem( EE_CHAR_FONTHEIGHT );
+                    sal_uInt16 nCount = pMarkedObjModel->GetPageCount();
+                    for ( sal_uInt16 i = 0; i < nCount; ++i )
+                    {
+                        const SdrPage* pPage = pMarkedObjModel->GetPage( i );
+                        SdrObjListIter aIter( pPage, SdrIterMode::DeepNoGroups );
+                        while ( aIter.IsMore() )
+                        {
+                            SdrObject* pObj = aIter.Next();
+                            const SvxFontHeightItem& rItem = pObj->GetMergedItem( EE_CHAR_FONTHEIGHT );
+                            if ( rItem.GetHeight() == rDefaultFontHeight.GetHeight() )
+                            {
+                                pObj->SetMergedItem( rDefaultFontHeight );
+                            }
+                        }
+                    }
+
+                    Reference< io::XOutputStream > xDocOut( new utl::OOutputStreamWrapper( *rxOStm ) );
+                    if ( SvxDrawingLayerExport( pMarkedObjModel, xDocOut ) )
+                    {
+                        rxOStm->Commit();
+                    }
+
+                    bRet = ( rxOStm->GetError() == ERRCODE_NONE );
+                }
+            }
+            break;
+        default:
+            {
+                OSL_FAIL( "ChartTransferable::WriteObject: unknown object id" );
+            }
+            break;
+    }
+    return bRet;
+}
+
+} //  namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */