/* -*- 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_SVX_SDASITM_HXX
#define INCLUDED_SVX_SDASITM_HXX

#include <svx/svddef.hxx>
#include <svx/sdooitm.hxx>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/uno/Sequence.hxx>
#include <rtl/ustring.hxx>
#include <svx/svxdllapi.h>
#include <unordered_map>

namespace com::sun::star::uno
{
class Any;
}

class SVXCORE_DLLPUBLIC SdrCustomShapeGeometryItem final : public SfxPoolItem
{
public:
    typedef std::pair<const OUString, const OUString> PropertyPair;

private:
    struct PropertyPairHash
    {
        inline size_t operator()(const SdrCustomShapeGeometryItem::PropertyPair&) const;
    };
    typedef std::unordered_map<PropertyPair, sal_Int32, PropertyPairHash> PropertyPairHashMap;
    typedef std::unordered_map<OUString, sal_Int32> PropertyHashMap;

    PropertyHashMap m_aPropHashMap;
    PropertyPairHashMap m_aPropPairHashMap;

    css::uno::Sequence<css::beans::PropertyValue> m_aPropSeq;

    // For fast comparisons keep a hash of the content, computed on demand
    // (unusable state is if anyToHash() returns no hash).
    enum HashState
    {
        Unknown,
        Valid,
        Unusable
    };
    mutable HashState m_aHashState = HashState::Unknown;
    mutable size_t m_aHash = 0xdeadbeef;

    SAL_DLLPRIVATE void SetPropSeq(const css::uno::Sequence<css::beans::PropertyValue>& rPropSeq);
    inline void UpdateHash() const;
    inline void InvalidateHash();

public:
    SAL_DLLPRIVATE SdrCustomShapeGeometryItem();
    DECLARE_ITEM_TYPE_FUNCTION(SdrCustomShapeGeometryItem)
    SdrCustomShapeGeometryItem(const css::uno::Sequence<css::beans::PropertyValue>&);
    virtual ~SdrCustomShapeGeometryItem() override;

    SdrCustomShapeGeometryItem(SdrCustomShapeGeometryItem const&) = default;
    SdrCustomShapeGeometryItem(SdrCustomShapeGeometryItem&&) = default;
    SdrCustomShapeGeometryItem& operator=(SdrCustomShapeGeometryItem const&)
        = delete; // due to SfxPoolItem
    SdrCustomShapeGeometryItem& operator=(SdrCustomShapeGeometryItem&&)
        = delete; // due to SfxPoolItem

    SAL_DLLPRIVATE virtual bool operator==(const SfxPoolItem&) const override;

    SAL_DLLPRIVATE virtual bool GetPresentation(SfxItemPresentation ePresentation,
                                                MapUnit eCoreMetric, MapUnit ePresentationMetric,
                                                OUString& rText, const IntlWrapper&) const override;

    SAL_DLLPRIVATE virtual SdrCustomShapeGeometryItem* Clone(SfxItemPool* pPool
                                                             = nullptr) const override;

    SAL_DLLPRIVATE virtual bool QueryValue(css::uno::Any& rVal,
                                           sal_uInt8 nMemberId = 0) const override;
    SAL_DLLPRIVATE virtual bool PutValue(const css::uno::Any& rVal, sal_uInt8 nMemberId) override;

    css::uno::Any* GetPropertyValueByName(const OUString& rPropName);
    const css::uno::Any* GetPropertyValueByName(const OUString& rPropName) const;
    css::uno::Any* GetPropertyValueByName(const OUString& rPropName, const OUString& rPropName2);
    const css::uno::Any* GetPropertyValueByName(const OUString& rPropName,
                                                const OUString& rPropName2) const;

    void SetPropertyValue(const css::beans::PropertyValue& rPropVal);
    void SetPropertyValue(const OUString& rSequenceName, const css::beans::PropertyValue& rPropVal);

    void ClearPropertyValue(const OUString& rPropertyName);
};

inline SdrOnOffItem makeSdrTextWordWrapItem(bool bAuto)
{
    return SdrOnOffItem(SDRATTR_TEXT_WORDWRAP, bAuto);
}

// some useful inline methods

size_t SdrCustomShapeGeometryItem::PropertyPairHash::
operator()(const SdrCustomShapeGeometryItem::PropertyPair& r1) const
{
    size_t hash = 17;
    hash = hash * 37 + r1.first.hashCode();
    hash = hash * 37 + r1.second.hashCode();
    return hash;
};

#endif

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