/* -*- 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     aPropHashMap;
    PropertyPairHashMap aPropPairHashMap;

    css::uno::Sequence< css::beans::PropertyValue > 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 aHashState = HashState::Unknown;
    mutable size_t aHash = 0xdeadbeef;

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

    public:

            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

            virtual bool                operator==( const SfxPoolItem& ) const override;
            virtual bool                operator<( const SfxPoolItem& ) const override;
            virtual bool                IsSortable() const override { return true; }

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

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

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