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libreoffice/chart2/source/controller/main/ChartTransferable.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

161 lines
5.4 KiB
C++

/* -*- 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>
#include <osl/diagnose.h>
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_bDrawing(bDrawing)
{
SdrView aExchgView( rSdrModel );
SdrPageView* pPv = aExchgView.ShowSdrPage( rSdrModel.GetPage( 0 ));
if( pSelectedObj )
aExchgView.MarkObj( pSelectedObj, pPv );
else
aExchgView.MarkAllObj( pPv );
Graphic aGraphic( aExchgView.GetMarkedObjMetaFile(true));
m_xMetaFileGraphic.set( aGraphic.GetXGraphic());
if ( m_bDrawing )
{
m_xMarkedObjModel = aExchgView.CreateMarkedObjModel();
}
}
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_xMarkedObjModel.get(), 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( SvStream& rOStm, 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 )
{
rOStm.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.GetUserOrPoolDefaultItem( 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( rOStm ) );
SvxDrawingLayerExport( pMarkedObjModel, xDocOut );
bRet = ( rOStm.GetError() == ERRCODE_NONE );
}
}
break;
default:
{
OSL_FAIL( "ChartTransferable::WriteObject: unknown object id" );
}
break;
}
return bRet;
}
} // namespace chart
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */