/* -*- 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 <com/sun/star/graphic/XGraphic.hpp>

#include <xmloff/xmlnamespace.hxx>

#include <xmloff/xmltoken.hxx>

#include <xmloff/xmlexp.hxx>

#include <xmloff/xmlimp.hxx>

#include <rtl/ustring.hxx>

#include <sal/log.hxx>

using namespace css;

using namespace xmloff::token;

void XMLImageStyle::exportXML(OUString const & rStrName, uno::Any const & rValue, SvXMLExport& rExport)

{

    if (rStrName.isEmpty())

        return;

    if (!rValue.has<uno::Reference<awt::XBitmap>>())

        return;

    // Name

    bool bEncoded = false;

    rExport.AddAttribute(XML_NAMESPACE_DRAW, XML_NAME,

                         rExport.EncodeStyleName(rStrName, &bEncoded));

    if (bEncoded)

    {

        rExport.AddAttribute(XML_NAMESPACE_DRAW, XML_DISPLAY_NAME, rStrName);

    }

    auto xBitmap = rValue.get<uno::Reference<awt::XBitmap>>();

    uno::Reference<graphic::XGraphic> xGraphic(xBitmap, uno::UNO_QUERY);

    OUString aMimeType;

    const OUString aStr = rExport.AddEmbeddedXGraphic(xGraphic, aMimeType);

    // uri

    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, true, true);

    if (xBitmap.is() && xGraphic.is())

    {

        // optional office:binary-data

        rExport.AddEmbeddedXGraphicAsBase64(xGraphic);

    }

}

bool XMLImageStyle::importXML(uno::Reference<xml::sax::XFastAttributeList> const & xAttrList,

                              uno::Any& rValue, OUString& rStrName, SvXMLImport& rImport)

{

    bool bHasHRef = false;

    bool bHasName = false;

    OUString aDisplayName;

    uno::Reference<graphic::XGraphic> xGraphic;

    for (auto &aIter : sax_fastparser::castToFastAttributeList( xAttrList ))

    {

        const OUString aStrValue = aIter.toString();

        switch( aIter.getToken() )

        {

            case XML_ELEMENT(DRAW, XML_NAME):

                {

                    rStrName = aStrValue;

                    bHasName = true;

                }

                break;

            case XML_ELEMENT(DRAW, XML_DISPLAY_NAME):

                {

                    aDisplayName = aStrValue;

                }

                break;

            case XML_ELEMENT(XLINK, XML_HREF):

                {

                    xGraphic = rImport.loadGraphicByURL(aStrValue);

                    bHasHRef = true;

                }

                break;

            case XML_ELEMENT(XLINK, XML_TYPE):

                // ignore

                break;

            case XML_ELEMENT(XLINK, XML_SHOW):

                // ignore

                break;

            case XML_ELEMENT(XLINK, XML_ACTUATE):

                // ignore

                break;

            default:

                XMLOFF_WARN_UNKNOWN("xmloff.style", aIter);

        }

    }

    if (xGraphic.is())

        rValue <<= xGraphic;

    if( !aDisplayName.isEmpty() )

    {

        rImport.AddStyleDisplayName( XmlStyleFamily::SD_FILL_IMAGE_ID,

                                     rStrName, aDisplayName );

        rStrName = aDisplayName;

    }

    return bHasName && bHasHRef;

}

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