/* -*- 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 <xmloff/xmltoken.hxx>
#include <xmloff/xmluconv.hxx>
#include <sax/tools/converter.hxx>
#include <rtl/ustrbuf.hxx>
#include <com/sun/star/uno/Any.hxx>
#include "XMLBitmapRepeatOffsetPropertyHandler.hxx"

using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;


using ::xmloff::token::GetXMLToken;
using ::xmloff::token::XML_VERTICAL;
using ::xmloff::token::XML_HORIZONTAL;


XMLBitmapRepeatOffsetPropertyHandler::XMLBitmapRepeatOffsetPropertyHandler( sal_Bool bX )
:   mbX( bX ),
    msVertical( GetXMLToken(XML_VERTICAL) ),
    msHorizontal( GetXMLToken(XML_HORIZONTAL) )
{
}

XMLBitmapRepeatOffsetPropertyHandler::~XMLBitmapRepeatOffsetPropertyHandler()
{
}

sal_Bool XMLBitmapRepeatOffsetPropertyHandler::importXML(
    const OUString& rStrImpValue,
    Any& rValue,
    const SvXMLUnitConverter& ) const
{
    SvXMLTokenEnumerator aTokenEnum( rStrImpValue );
    OUString aToken;
    if( aTokenEnum.getNextToken( aToken ) )
    {
        sal_Int32 nValue;
        if (::sax::Converter::convertPercent( nValue, aToken ))
        {
            if( aTokenEnum.getNextToken( aToken ) )
            {
                if( ( mbX && ( aToken == msHorizontal ) ) || ( !mbX && ( aToken == msVertical ) ) )
                {
                    rValue <<= nValue;
                    return sal_True;
                }
            }
        }
    }

    return sal_False;

}

sal_Bool XMLBitmapRepeatOffsetPropertyHandler::exportXML(
    OUString& rStrExpValue,
    const Any& rValue,
    const SvXMLUnitConverter& ) const
{
    OUStringBuffer aOut;

    sal_Int32 nValue = 0;
    if( rValue >>= nValue )
    {
        ::sax::Converter::convertPercent( aOut, nValue );
        aOut.append( sal_Unicode( ' ' ) );
        aOut.append( mbX ? msHorizontal : msVertical );
        rStrExpValue = aOut.makeStringAndClear();

        return sal_True;
    }

    return sal_False;
}

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