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path: root/vcl/source/gdi/cvtgrf.cxx
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_vcl.hxx"

#include <vcl/metaact.hxx>
#include <vcl/cvtgrf.hxx>

#include <salinst.hxx>
#include <svdata.hxx>

// --------------
// - Callback   -
// --------------

// --------------------
// - GraphicConverter -
// --------------------

GraphicConverter::GraphicConverter() :
    mpConvertData( NULL )
{
}

// ------------------------------------------------------------------------

GraphicConverter::~GraphicConverter()
{
}

// ------------------------------------------------------------------------

sal_uLong GraphicConverter::Import( SvStream& rIStm, Graphic& rGraphic, sal_uLong nFormat )
{
    GraphicConverter*   pCvt = ImplGetSVData()->maGDIData.mpGrfConverter;
    sal_uLong               nRet = ERRCODE_IO_GENERAL;

    if( pCvt && pCvt->GetFilterHdl().IsSet() )
    {
        ConvertData aData( rGraphic, rIStm, nFormat );

        if( pCvt->GetFilterHdl().Call( &aData ) )
        {
            rGraphic = aData.maGraphic;
            nRet = ERRCODE_NONE;
        }
        else if( rIStm.GetError() )
            nRet = rIStm.GetError();
    }

    return nRet;
}

// ------------------------------------------------------------------------

sal_uLong GraphicConverter::Export( SvStream& rOStm, const Graphic& rGraphic, sal_uLong nFormat )
{
    GraphicConverter*   pCvt = ImplGetSVData()->maGDIData.mpGrfConverter;
    sal_uLong               nRet = ERRCODE_IO_GENERAL;

    if( pCvt && pCvt->GetFilterHdl().IsSet() )
    {
        ConvertData aData( rGraphic, rOStm, nFormat );

        if( pCvt->GetFilterHdl().Call( &aData ) )
            nRet = ERRCODE_NONE;
        else if( rOStm.GetError() )
            nRet = rOStm.GetError();
    }

    return nRet;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */