/* -*- 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 OOX_DRAWINGML_FILLPROPERTIESGROUPCONTEXT_HPP
#define OOX_DRAWINGML_FILLPROPERTIESGROUPCONTEXT_HPP

#include "oox/drawingml/colorchoicecontext.hxx"
#include "oox/drawingml/fillproperties.hxx"

namespace oox {
namespace drawingml {

// ============================================================================

/** Context handler that imports the a:solidFill element. */
class SolidFillContext : public ColorContext
{
public:
    explicit            SolidFillContext(
                            ::oox::core::ContextHandler& rParent,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs,
                            FillProperties& rFillProps );
};

// ============================================================================

/** Context handler that imports the a:gradFill element. */
class GradientFillContext : public ::oox::core::ContextHandler
{
public:
    explicit            GradientFillContext(
                            ::oox::core::ContextHandler& rParent,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs,
                            GradientFillProperties& rGradientProps );

    virtual ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastContextHandler > SAL_CALL
                        createFastChildContext(
                            sal_Int32 nElement,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs )
                        throw( ::com::sun::star::xml::sax::SAXException, ::com::sun::star::uno::RuntimeException );

private:
    GradientFillProperties& mrGradientProps;
};

// ============================================================================

/** Context handler that imports the a:pattFill element. */
class PatternFillContext : public ::oox::core::ContextHandler
{
public:
    explicit            PatternFillContext(
                            ::oox::core::ContextHandler& rParent,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs,
                            PatternFillProperties& rPatternProps );

    virtual ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastContextHandler > SAL_CALL
                        createFastChildContext(
                            sal_Int32 nElement,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs )
                        throw( ::com::sun::star::xml::sax::SAXException, ::com::sun::star::uno::RuntimeException );

private:
    PatternFillProperties& mrPatternProps;
};

// ============================================================================
// ============================================================================

/** Context handler that imports the a:clrChange element containing the colors
    of a bitmap color change transformation. */
class ColorChangeContext : public ::oox::core::ContextHandler
{
public:
    explicit            ColorChangeContext(
                            ::oox::core::ContextHandler& rParent,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs,
                            BlipFillProperties& rBlipProps );
    virtual             ~ColorChangeContext();

    virtual ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastContextHandler > SAL_CALL
                        createFastChildContext(
                            sal_Int32 nElement,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs )
                        throw( ::com::sun::star::xml::sax::SAXException, ::com::sun::star::uno::RuntimeException );

private:
    BlipFillProperties& mrBlipProps;
    bool                mbUseAlpha;
};

// ============================================================================

/** Context handler that imports the a:blip element containing the fill bitmap
    and bitmap color transformation settings. */
class BlipContext : public ::oox::core::ContextHandler
{
public:
    explicit            BlipContext(
                            ::oox::core::ContextHandler& rParent,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs,
                            BlipFillProperties& rBlipProps );

    virtual ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastContextHandler > SAL_CALL
                        createFastChildContext(
                            sal_Int32 nElement,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs )
                        throw( ::com::sun::star::xml::sax::SAXException, ::com::sun::star::uno::RuntimeException );

private:
    BlipFillProperties& mrBlipProps;
};

// ============================================================================

/** Context handler that imports the a:blipFill element. */
class BlipFillContext : public ::oox::core::ContextHandler
{
public:
    explicit            BlipFillContext(
                            ::oox::core::ContextHandler& rParent,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs,
                            BlipFillProperties& rBlipProps );

    virtual ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastContextHandler > SAL_CALL
                        createFastChildContext(
                            sal_Int32 nElement,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs )
                        throw( ::com::sun::star::xml::sax::SAXException, ::com::sun::star::uno::RuntimeException );

private:
    BlipFillProperties& mrBlipProps;
};

// ============================================================================
// ============================================================================

/** Context handler for elements that contain a fill property element
    (a:noFill, a:solidFill, a:gradFill, a:pattFill, a:blipFill, a:grpFill). */
class FillPropertiesContext : public ::oox::core::ContextHandler
{
public:
    explicit            FillPropertiesContext(
                            ::oox::core::ContextHandler& rParent,
                            FillProperties& rFillProps );

    virtual ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastContextHandler > SAL_CALL
                        createFastChildContext(
                            sal_Int32 nElement,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs )
                        throw( ::com::sun::star::xml::sax::SAXException, ::com::sun::star::uno::RuntimeException );

    static ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastContextHandler >
                        createFillContext(
                            ::oox::core::ContextHandler& rParent,
                            sal_Int32 nElement,
                            const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList >& rxAttribs,
                            FillProperties& rFillProps );

protected:
    FillProperties&     mrFillProps;
};

// ============================================================================

/** Context handler for elements that contain a fill property element
    (a:noFill, a:solidFill, a:gradFill, a:pattFill, a:blipFill, a:grpFill).

    This context handler takes a simple color instead of a fill properties
    struct. The imported fill properties are converted automatically to the
    best fitting solid color.
 */
class SimpleFillPropertiesContext : private FillProperties, public FillPropertiesContext
{
public:
    explicit            SimpleFillPropertiesContext(
                            ::oox::core::ContextHandler& rParent,
                            Color& rColor );
    virtual             ~SimpleFillPropertiesContext();

protected:
    Color&              mrColor;
};

// ============================================================================

} // namespace drawingml
} // namespace oox

#endif

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