/* -*- 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/.

 */

#include "XMLTextFrameContext.hxx"

#include "XMLBase64ImportContext.hxx"

#include "txtparai.hxx"

#include "xmlimp.hxx"

#include "xmltext.hxx"

#include <sal/log.hxx>

using namespace com::sun::star;

namespace writerperfect::exp

{

namespace

{

/// Handler for <draw:text-box>.

class XMLTextBoxContext : public XMLImportContext

{

public:

    XMLTextBoxContext(XMLImport& rImport);

    rtl::Reference<XMLImportContext>

    CreateChildContext(const OUString& rName,

                       const css::uno::Reference<css::xml::sax::XAttributeList>& xAttribs) override;

    void SAL_CALL

    startElement(const OUString& rName,

                 const css::uno::Reference<css::xml::sax::XAttributeList>& xAttribs) override;

    void SAL_CALL endElement(const OUString& rName) override;

};

}

XMLTextBoxContext::XMLTextBoxContext(XMLImport& rImport)

    : XMLImportContext(rImport)

{

}

rtl::Reference<XMLImportContext> XMLTextBoxContext::CreateChildContext(

    const OUString& rName, const css::uno::Reference<css::xml::sax::XAttributeList>& /*xAttribs*/)

{

    return CreateTextChildContext(GetImport(), rName);

}

void XMLTextBoxContext::startElement(

    const OUString& /*rName*/,

    const css::uno::Reference<css::xml::sax::XAttributeList>& /*xAttribs*/)

{

    GetImport().GetGenerator().openTextBox(librevenge::RVNGPropertyList());

}

void XMLTextBoxContext::endElement(const OUString& /*rName*/)

{

    GetImport().GetGenerator().closeTextBox();

}

namespace

{

/// Handler for <draw:image>.

class XMLTextImageContext : public XMLImportContext

{

public:

    XMLTextImageContext(XMLImport& rImport);

    rtl::Reference<XMLImportContext>

    CreateChildContext(const OUString& rName,

                       const css::uno::Reference<css::xml::sax::XAttributeList>& xAttribs) override;

    void SAL_CALL

    startElement(const OUString& rName,

                 const css::uno::Reference<css::xml::sax::XAttributeList>& xAttribs) override;

    void SAL_CALL endElement(const OUString& rName) override;

private:

    OString m_aMimeType;

    rtl::Reference<XMLBase64ImportContext> m_xBinaryData;

};

}

XMLTextImageContext::XMLTextImageContext(XMLImport& rImport)

    : XMLImportContext(rImport)

{

}

rtl::Reference<XMLImportContext> XMLTextImageContext::CreateChildContext(

    const OUString& rName, const css::uno::Reference<css::xml::sax::XAttributeList>& /*xAttribs*/)

{

    if (rName == "office:binary-data")

    {

        m_xBinaryData = new XMLBase64ImportContext(GetImport());

        return m_xBinaryData;

    }

    return nullptr;

}

void XMLTextImageContext::startElement(

    const OUString& /*rName*/, const css::uno::Reference<css::xml::sax::XAttributeList>& xAttribs)

{

    for (sal_Int16 i = 0; i < xAttribs->getLength(); ++i)

    {

        const OUString aAttributeName = xAttribs->getNameByIndex(i);

        if (aAttributeName == "loext:mime-type" || aAttributeName == "draw:mime-type")

            m_aMimeType = OUStringToOString(xAttribs->getValueByIndex(i), RTL_TEXTENCODING_UTF8);

    }

}

void XMLTextImageContext::endElement(const OUString& /*rName*/)

{

    librevenge::RVNGPropertyList aPropertyList;

    aPropertyList.insert("librevenge:mime-type", m_aMimeType.getStr());

    if (m_xBinaryData.is())

        aPropertyList.insert("office:binary-data", m_xBinaryData->getBinaryData());

    GetImport().GetGenerator().insertBinaryObject(aPropertyList);

}

XMLTextFrameContext::XMLTextFrameContext(XMLImport& rImport)

    : XMLImportContext(rImport)

{

}

rtl::Reference<XMLImportContext> XMLTextFrameContext::CreateChildContext(

    const OUString& rName, const css::uno::Reference<css::xml::sax::XAttributeList>& /*xAttribs*/)

{

    if (rName == "draw:image")

        return new XMLTextImageContext(GetImport());

    if (rName == "draw:text-box")

        return new XMLTextBoxContext(GetImport());

    SAL_WARN("writerperfect", "XMLTextFrameContext::CreateChildContext: unhandled " << rName);

    return nullptr;

}

void XMLTextFrameContext::startElement(

    const OUString& /*rName*/, const css::uno::Reference<css::xml::sax::XAttributeList>& xAttribs)

{

    librevenge::RVNGPropertyList aPropertyList;

    for (sal_Int16 i = 0; i < xAttribs->getLength(); ++i)

    {

        const OUString aAttributeName = xAttribs->getNameByIndex(i);

        const OUString aAttributeValue = xAttribs->getValueByIndex(i);

        if (aAttributeName == "draw:style-name")

            FillStyles(aAttributeValue, GetImport().GetAutomaticGraphicStyles(),

                       GetImport().GetGraphicStyles(), aPropertyList);

        else

        {

            OString sName = OUStringToOString(aAttributeName, RTL_TEXTENCODING_UTF8);

            OString sValue = OUStringToOString(aAttributeValue, RTL_TEXTENCODING_UTF8);

            aPropertyList.insert(sName.getStr(), sValue.getStr());

        }

    }

    GetImport().GetGenerator().openFrame(aPropertyList);

}

void XMLTextFrameContext::endElement(const OUString& /*rName*/)

{

    GetImport().GetGenerator().closeFrame();

}

} // namespace writerperfect::exp

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