cvtgrf.cxx

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 *
 * 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
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#include <vcl/cvtgrf.hxx>
#include <tools/stream.hxx>

#include <svdata.hxx>

// Callback
GraphicConverter::GraphicConverter()
{
}

ErrCode GraphicConverter::Import( SvStream& rIStm, Graphic& rGraphic, ConvertDataFormat nFormat )
{
    GraphicConverter*   pCvt = ImplGetSVData()->maGDIData.mxGrfConverter.get();
    ErrCode             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;
}

ErrCode GraphicConverter::Export( SvStream& rOStm, const Graphic& rGraphic, ConvertDataFormat nFormat )
{
    GraphicConverter*   pCvt = ImplGetSVData()->maGDIData.mxGrfConverter.get();
    ErrCode             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;
}

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