office-gobmx/xmloff/source/text/XMLComplexColorContext.cxx

/* -*- 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 <sal/config.h>

#include <sal/log.hxx>
#include <sax/tools/converter.hxx>
#include <xmloff/xmluconv.hxx>
#include <xmloff/xmlnamespace.hxx>
#include <xmloff/xmlimp.hxx>
#include <xmloff/xmltoken.hxx>
#include <xmloff/xmlement.hxx>
#include <xmloff/XMLComplexColorContext.hxx>
#include <docmodel/uno/UnoComplexColor.hxx>

using namespace css;
using namespace xmloff::token;

SvXMLEnumMapEntry<sal_Int16> const pXML_ThemeColor_Enum[] = { { XML_NONE, -1 },
                                                              { XML_DARK1, 0 },
                                                              { XML_LIGHT1, 1 },
                                                              { XML_DARK2, 2 },
                                                              { XML_LIGHT2, 3 },
                                                              { XML_ACCENT1, 4 },
                                                              { XML_ACCENT2, 5 },
                                                              { XML_ACCENT3, 6 },
                                                              { XML_ACCENT4, 7 },
                                                              { XML_ACCENT5, 8 },
                                                              { XML_ACCENT6, 9 },
                                                              { XML_HYPERLINK, 10 },
                                                              { XML_FOLLOWED_HYPERLINK, 11 },
                                                              { XML_TOKEN_INVALID, 0 } };

XMLComplexColorImport::XMLComplexColorImport(model::ComplexColor& rComplexColor)
    : mrComplexColor(rComplexColor)
{
}

void XMLComplexColorImport::fillAttributes(
    const uno::Reference<xml::sax::XFastAttributeList>& xAttrList)
{
    for (auto& aIter : sax_fastparser::castToFastAttributeList(xAttrList))
    {
        switch (aIter.getToken())
        {
            case XML_ELEMENT(LO_EXT, XML_THEME_TYPE):
            {
                sal_Int16 nValue = -1;
                if (SvXMLUnitConverter::convertEnum(nValue, aIter.toView(), pXML_ThemeColor_Enum))
                {
                    mrComplexColor.setThemeColor(model::convertToThemeColorType(nValue));
                }
                break;
            }
            case XML_ELEMENT(LO_EXT, XML_COLOR_TYPE):
            {
                const OUString aValue = aIter.toString();
                if (aValue == u"theme")
                    mrComplexColor.setType(model::ColorType::Theme);
                // TODO - handle other color types
                break;
            }
            default:
                XMLOFF_WARN_UNKNOWN("xmloff", aIter);
                break;
        }
    }
}

bool XMLComplexColorImport::handleTransformContext(
    sal_Int32 nElement, const css::uno::Reference<css::xml::sax::XFastAttributeList>& xAttrList)
{
    if (nElement == XML_ELEMENT(LO_EXT, XML_TRANSFORMATION))
    {
        auto eTransformationType = model::TransformationType::Undefined;
        sal_Int16 nTransformationValue = 0;
        for (auto& aIter : sax_fastparser::castToFastAttributeList(xAttrList))
        {
            switch (aIter.getToken())
            {
                case XML_ELEMENT(LO_EXT, XML_TYPE):
                {
                    const OUString aValue = aIter.toString();
                    if (aValue == u"tint")
                        eTransformationType = model::TransformationType::Tint;
                    else if (aValue == u"shade")
                        eTransformationType = model::TransformationType::Shade;
                    else if (aValue == u"lumoff")
                        eTransformationType = model::TransformationType::LumOff;
                    else if (aValue == u"lummod")
                        eTransformationType = model::TransformationType::LumMod;
                    break;
                }
                case XML_ELEMENT(LO_EXT, XML_VALUE):
                {
                    sal_Int32 nValue;
                    if (::sax::Converter::convertNumber(nValue, aIter.toView(), SHRT_MIN, SHRT_MAX))
                        nTransformationValue = static_cast<sal_Int16>(nValue);
                    break;
                }
                default:
                    XMLOFF_WARN_UNKNOWN("xmloff", aIter);
                    break;
            }
        }
        mrComplexColor.addTransformation({ eTransformationType, nTransformationValue });
        return true;
    }
    XMLOFF_WARN_UNKNOWN_ELEMENT("xmloff", nElement);
    return false;
}

XMLPropertyComplexColorContext::XMLPropertyComplexColorContext(
    SvXMLImport& rImport, sal_Int32 nElement,
    const uno::Reference<xml::sax::XFastAttributeList>& xAttrList, const XMLPropertyState& rProp,
    std::vector<XMLPropertyState>& rProps)
    : XMLElementPropertyContext(rImport, nElement, rProp, rProps)
    , mnRootElement(nElement)
    , maComplexColorImport(maComplexColor)
{
    maComplexColorImport.fillAttributes(xAttrList);
}

css::uno::Reference<css::xml::sax::XFastContextHandler>
XMLPropertyComplexColorContext::createFastChildContext(
    sal_Int32 nElement, const css::uno::Reference<css::xml::sax::XFastAttributeList>& xAttrList)
{
    if (maComplexColorImport.handleTransformContext(nElement, xAttrList))
        return this;
    return nullptr;
}

void XMLPropertyComplexColorContext::endFastElement(sal_Int32 nElement)
{
    if (nElement == mnRootElement)
    {
        if (getComplexColor().getThemeColorType() != model::ThemeColorType::Unknown)
        {
            aProp.maValue <<= model::color::createXComplexColor(getComplexColor());
            SetInsert(true);
        }
    }
    XMLElementPropertyContext::endFastElement(nElement);
}

XMLComplexColorContext::XMLComplexColorContext(
    SvXMLImport& rImport, model::ComplexColor& rComplexColor,
    const uno::Reference<xml::sax::XFastAttributeList>& xAttrList)
    : SvXMLImportContext(rImport)
    , maComplexColorImport(rComplexColor)
{
    maComplexColorImport.fillAttributes(xAttrList);
}

css::uno::Reference<css::xml::sax::XFastContextHandler>
XMLComplexColorContext::createFastChildContext(
    sal_Int32 nElement, const css::uno::Reference<css::xml::sax::XFastAttributeList>& xAttrList)
{
    if (maComplexColorImport.handleTransformContext(nElement, xAttrList))
        return this;
    return nullptr;
}

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