/* -*- 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 .
 */

#ifndef INCLUDED_OOX_DRAWINGML_COLORCHOICECONTEXT_HXX
#define INCLUDED_OOX_DRAWINGML_COLORCHOICECONTEXT_HXX

#include <oox/core/contexthandler2.hxx>
#include <docmodel/theme/FormatScheme.hxx>
#include <vector>

namespace oox::drawingml {

class Color;


/** Context handler for the different color value elements (a:scrgbClr,
    a:srgbClr, a:hslClr, a:sysClr, a:schemeClr, a:prstClr). */
class ColorValueContext final : public ::oox::core::ContextHandler2
{
public:
    explicit ColorValueContext(::oox::core::ContextHandler2Helper const & rParent, Color& rColor, model::ComplexColor* pComplexColor = nullptr);

    virtual void onStartElement(const ::oox::AttributeList& rAttribs) override;

    virtual ::oox::core::ContextHandlerRef onCreateContext(
        sal_Int32 nElement, const ::oox::AttributeList& rAttribs) override;

private:
    Color& mrColor;
    model::ComplexColor* mpComplexColor;
};


/** Context handler for elements that *contain* a color value element
    (a:scrgbClr, a:srgbClr, a:hslClr, a:sysClr, a:schemeClr, a:prstClr). */
class ColorContext : public ::oox::core::ContextHandler2
{
public:
    explicit ColorContext(::oox::core::ContextHandler2Helper const & rParent, Color& rColor, model::ComplexColor* pComplexColor = nullptr);

    virtual ::oox::core::ContextHandlerRef onCreateContext(
        sal_Int32 nElement, const ::oox::AttributeList& rAttribs) override;

private:
    Color& mrColor;

protected:
    model::ComplexColor* mpComplexColor;
};

/// Same as ColorContext, but handles multiple colors.
class ColorsContext final : public ::oox::core::ContextHandler2
{
public:
    explicit ColorsContext(::oox::core::ContextHandler2Helper const& rParent,
                           std::vector<Color>& rColors);

    virtual ::oox::core::ContextHandlerRef
    onCreateContext(sal_Int32 nElement, const ::oox::AttributeList& rAttribs) override;

private:
    std::vector<Color>& mrColors;
};

} // namespace oox::drawingml

#endif

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