/* -*- 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/ImageStyle.hxx"
#include <com/sun/star/awt/XBitmap.hpp>
#include <xmloff/attrlist.hxx>
#include <xmloff/nmspmap.hxx>
#include <xmloff/xmluconv.hxx>
#include"xmloff/xmlnmspe.hxx"
#include <xmloff/xmltoken.hxx>
#include <xmloff/xmlexp.hxx>
#include <xmloff/xmlimp.hxx>
#include <rtl/ustrbuf.hxx>
#include <rtl/ustring.hxx>
#include <tools/debug.hxx>
#include <xmloff/xmltkmap.hxx>

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

using namespace ::xmloff::token;

enum SvXMLTokenMapAttrs
{
    XML_TOK_IMAGE_NAME,
    XML_TOK_IMAGE_DISPLAY_NAME,
    XML_TOK_IMAGE_URL,
    XML_TOK_IMAGE_TYPE,
    XML_TOK_IMAGE_SHOW,
    XML_TOK_IMAGE_ACTUATE,
    XML_TOK_TABSTOP_END=XML_TOK_UNKNOWN
};


XMLImageStyle::XMLImageStyle()
{
}

XMLImageStyle::~XMLImageStyle()
{
}

sal_Bool XMLImageStyle::exportXML( const OUString& rStrName, const ::com::sun::star::uno::Any& rValue, SvXMLExport& rExport )
{
    return ImpExportXML( rStrName, rValue, rExport );
}

sal_Bool XMLImageStyle::ImpExportXML( const OUString& rStrName, const uno::Any& rValue, SvXMLExport& rExport )
{
    sal_Bool bRet = sal_False;

    OUString sImageURL;

    if( !rStrName.isEmpty() )
    {
        if( rValue >>= sImageURL )
        {
            // Name
            sal_Bool bEncoded = sal_False;
            rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_NAME,
                                  rExport.EncodeStyleName( rStrName,
                                                           &bEncoded ) );
            if( bEncoded )
                rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_DISPLAY_NAME,
                                      rStrName );

            // uri
            const OUString aStr( rExport.AddEmbeddedGraphicObject( sImageURL ) );
            if( !aStr.isEmpty() )
            {
                rExport.AddAttribute( XML_NAMESPACE_XLINK, XML_HREF, aStr );
                rExport.AddAttribute( XML_NAMESPACE_XLINK, XML_TYPE, XML_SIMPLE );
                rExport.AddAttribute( XML_NAMESPACE_XLINK, XML_SHOW, XML_EMBED );
                rExport.AddAttribute( XML_NAMESPACE_XLINK, XML_ACTUATE, XML_ONLOAD );
            }

            // Do Write
            SvXMLElementExport aElem( rExport, XML_NAMESPACE_DRAW, XML_FILL_IMAGE, sal_True, sal_True );

            if( !sImageURL.isEmpty() )
            {
                // optional office:binary-data
                rExport.AddEmbeddedGraphicObjectAsBase64( sImageURL );
            }
        }
    }

    return bRet;
}

sal_Bool XMLImageStyle::importXML( const uno::Reference< xml::sax::XAttributeList >& xAttrList, uno::Any& rValue, OUString& rStrName, SvXMLImport& rImport )
{
    return ImpImportXML( xAttrList, rValue, rStrName, rImport );
}

sal_Bool XMLImageStyle::ImpImportXML( const uno::Reference< xml::sax::XAttributeList >& xAttrList,
                                      uno::Any& rValue, OUString& rStrName,
                                      SvXMLImport& rImport )
{
    sal_Bool bRet     = sal_False;
    sal_Bool bHasHRef = sal_False;
    sal_Bool bHasName = sal_False;
    OUString aStrURL;
    OUString aDisplayName;

    {
        static SvXMLTokenMapEntry aHatchAttrTokenMap[] =
{
    { XML_NAMESPACE_DRAW, XML_NAME, XML_TOK_IMAGE_NAME },
    { XML_NAMESPACE_DRAW, XML_DISPLAY_NAME, XML_TOK_IMAGE_DISPLAY_NAME },
    { XML_NAMESPACE_XLINK, XML_HREF, XML_TOK_IMAGE_URL },
    { XML_NAMESPACE_XLINK, XML_TYPE, XML_TOK_IMAGE_TYPE },
    { XML_NAMESPACE_XLINK, XML_SHOW, XML_TOK_IMAGE_SHOW },
    { XML_NAMESPACE_XLINK, XML_ACTUATE, XML_TOK_IMAGE_ACTUATE },
    XML_TOKEN_MAP_END
};

    SvXMLTokenMap aTokenMap( aHatchAttrTokenMap );

    sal_Int16 nAttrCount = xAttrList.is() ? xAttrList->getLength() : 0;
    for( sal_Int16 i=0; i < nAttrCount; i++ )
    {
        const OUString& rFullAttrName = xAttrList->getNameByIndex( i );
        OUString aStrAttrName;
        sal_uInt16 nPrefix = rImport.GetNamespaceMap().GetKeyByAttrName( rFullAttrName, &aStrAttrName );
        const OUString& rStrValue = xAttrList->getValueByIndex( i );

        switch( aTokenMap.Get( nPrefix, aStrAttrName ) )
        {
            case XML_TOK_IMAGE_NAME:
                {
                    rStrName = rStrValue;
                    bHasName = sal_True;
                }
                break;
            case XML_TOK_IMAGE_DISPLAY_NAME:
                {
                    aDisplayName = rStrValue;
                }
                break;
            case XML_TOK_IMAGE_URL:
                {
                    aStrURL = rImport.ResolveGraphicObjectURL( rStrValue, sal_False );
                    bHasHRef = sal_True;
                }
                break;
            case XML_TOK_IMAGE_TYPE:
                // ignore
                break;
            case XML_TOK_IMAGE_SHOW:
                // ignore
                break;
            case XML_TOK_IMAGE_ACTUATE:
                // ignore
                break;
            default:
                DBG_WARNING( "Unknown token at import fill bitmap style" )
                ;
        }
    }

    rValue <<= aStrURL;

    if( !aDisplayName.isEmpty() )
    {
        rImport.AddStyleDisplayName( XML_STYLE_FAMILY_SD_FILL_IMAGE_ID,
                                     rStrName, aDisplayName );
        rStrName = aDisplayName;
    }

    bRet = bHasName && bHasHRef;

    }

    return bRet;
}

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