/* -*- 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_SW_INC_UNODRAW_HXX
#define INCLUDED_SW_INC_UNODRAW_HXX

#include <svl/itemprop.hxx>
#include <svl/listener.hxx>
#include <svx/fmdpage.hxx>
#include "calbck.hxx"
#include "frmfmt.hxx"
#include <com/sun/star/text/XTextContent.hpp>
#include <com/sun/star/drawing/PolyPolygonBezierCoords.hpp>
#include <com/sun/star/drawing/XShape.hpp>
#include <com/sun/star/lang/XUnoTunnel.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/beans/XPropertyState.hpp>
#include <com/sun/star/drawing/XShapes.hpp>
#include <cppuhelper/implbase4.hxx>
#include <cppuhelper/implbase6.hxx>
#include <com/sun/star/container/XEnumerationAccess.hpp>
#include <com/sun/star/drawing/HomogenMatrix3.hpp>

class SdrMarkList;
class SdrView;
class SwDoc;
class SwXShape;

class SwFmDrawPage final : public SvxFmDrawPage
{
    SdrPageView*        pPageView;
    std::vector<SwXShape*> m_vShapes;
public:
    SwFmDrawPage( SdrPage* pPage );
    virtual ~SwFmDrawPage() throw () override;

    const SdrMarkList&  PreGroup(const css::uno::Reference< css::drawing::XShapes >& rShapes);
    void                PreUnGroup(const css::uno::Reference< css::drawing::XShapeGroup >& rShapeGroup);

    SdrView*            GetDrawView() {return mpView.get();}
    SdrPageView*        GetPageView();
    void                RemovePageView();
    static css::uno::Reference<css::drawing::XShape> GetShape(SdrObject* pObj);
    static css::uno::Reference<css::drawing::XShapeGroup> GetShapeGroup(SdrObject* pObj);

    // The following method is called when a SvxShape-object is to be created.
    // Derived classes may obtain at this point a derivation or an object
    // that is aggregating a SvxShape.
    virtual css::uno::Reference< css::drawing::XShape >  CreateShape( SdrObject *pObj ) const override;
    void RemoveShape(const SwXShape* pShape)
    {
        auto ppShape = find(m_vShapes.begin(), m_vShapes.end(), pShape);
        if(ppShape != m_vShapes.end())
            m_vShapes.erase(ppShape);
    };
};

typedef cppu::WeakAggImplHelper4
<
    css::container::XEnumerationAccess,
    css::drawing::XDrawPage,
    css::lang::XServiceInfo,
    css::drawing::XShapeGrouper
>
SwXDrawPageBaseClass;
class SwXDrawPage final : public SwXDrawPageBaseClass
{
    SwDoc*          pDoc;
    css::uno::Reference< css::uno::XAggregation >     xPageAgg;
    SwFmDrawPage*   pDrawPage;
public:
    SwXDrawPage(SwDoc* pDoc);
    virtual ~SwXDrawPage() override;

    //XEnumerationAccess
    virtual css::uno::Reference< css::container::XEnumeration > SAL_CALL createEnumeration() override;

    virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type& aType ) override;
    virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes(  ) override;

    //XIndexAccess
    virtual sal_Int32 SAL_CALL getCount() override;
    virtual css::uno::Any SAL_CALL getByIndex(sal_Int32 nIndex) override;

    //XElementAccess
    virtual css::uno::Type SAL_CALL getElementType(  ) override;
    virtual sal_Bool SAL_CALL hasElements(  ) override;

    //XShapes
    virtual void SAL_CALL add(const css::uno::Reference< css::drawing::XShape > & xShape) override;
    virtual void SAL_CALL remove(const css::uno::Reference< css::drawing::XShape > & xShape) override;

    //XShapeGrouper
    virtual css::uno::Reference< css::drawing::XShapeGroup >  SAL_CALL group(const css::uno::Reference< css::drawing::XShapes > & xShapes) override;
    virtual void SAL_CALL ungroup(const css::uno::Reference< css::drawing::XShapeGroup > & aGroup) override;

    //XServiceInfo
    virtual OUString SAL_CALL getImplementationName() override;
    virtual sal_Bool SAL_CALL supportsService(const OUString& ServiceName) override;
    virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;

    SwFmDrawPage*   GetSvxPage();
    // renamed and outlined to detect where it's called
    void    InvalidateSwDoc(); // {pDoc = 0;}
};

class SwShapeDescriptor_Impl;
typedef
cppu::WeakAggImplHelper6
<
    css::beans::XPropertySet,
    css::beans::XPropertyState,
    css::text::XTextContent,
    css::lang::XServiceInfo,
    css::lang::XUnoTunnel,
    css::drawing::XShape
>
SwXShapeBaseClass;
class SwXShape : public SwXShapeBaseClass, public SvtListener
{
    friend class SwXGroupShape;
    friend class SwXDrawPage;
    friend class SwFmDrawPage;
    const SwFmDrawPage* m_pPage;
    SwFrameFormat* m_pFormat;

    css::uno::Reference< css::uno::XAggregation > xShapeAgg;
    // reference to <XShape>, determined in the
    // constructor by <queryAggregation> at <xShapeAgg>.
    css::uno::Reference< css::drawing::XShape > mxShape;

    const SfxItemPropertySet*           m_pPropSet;
    const SfxItemPropertyMapEntry*      m_pPropertyMapEntries;

    std::unique_ptr<SwShapeDescriptor_Impl>  pImpl;

    bool                        m_bDescriptor;

    SvxShape*               GetSvxShape();

    /** method to determine top group object */
    SdrObject* GetTopGroupObj( SvxShape* _pSvxShape = nullptr );

    /** method to determine position according to the positioning attributes */
    css::awt::Point GetAttrPosition();

    /** method to convert the position (translation) of the drawing object to
        the layout direction horizontal left-to-right. */
    css::awt::Point ConvertPositionToHoriL2R(
                                    const css::awt::Point& rObjPos,
                                    const css::awt::Size& rObjSize );

    /** method to convert the transformation of the drawing object to the layout
        direction, the drawing object is in
    */
    css::drawing::HomogenMatrix3 ConvertTransformationToLayoutDir(
                const css::drawing::HomogenMatrix3& rMatrixInHoriL2R );

    /** method to adjust the positioning properties

        @param _aPosition
        input parameter - point representing the new shape position. The position
        has to be given in the layout direction the shape is in and relative to
        its position alignment areas.
    */
    void AdjustPositionProperties(const css::awt::Point& rPosition);

    /** method to convert start or end position of the drawing object to the
        Writer specific position, which is the attribute position in layout direction
    */
    css::awt::Point ConvertStartOrEndPosToLayoutDir(
                            const css::awt::Point& aStartOrEndPos );

    /** method to convert PolyPolygonBezier of the drawing object to the
        Writer specific position, which is the attribute position in layout direction
    */
    css::drawing::PolyPolygonBezierCoords ConvertPolyPolygonBezierToLayoutDir(
                    const css::drawing::PolyPolygonBezierCoords& aPath );

    /** method to get property from aggregation object

        @throws css::beans::UnknownPropertyException
        @throws css::lang::WrappedTargetException
        @throws css::uno::RuntimeException
    */
    css::uno::Any _getPropAtAggrObj( const OUString& _rPropertyName );
    void SetFrameFormat(SwFrameFormat* pFormat)
    {
        EndListeningAll();
        StartListening(pFormat->GetNotifier());
        m_pFormat = pFormat;
    }

protected:
    virtual ~SwXShape() override;
public:
    SwXShape(css::uno::Reference<css::uno::XInterface> & xShape, SwDoc const*const pDoc);

    virtual void Notify(const SfxHint&) override;
    static const css::uno::Sequence< sal_Int8 > & getUnoTunnelId();
    virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type& aType ) override;
    virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes(  ) override;
    virtual css::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId(  ) override;

    //XUnoTunnel
    virtual sal_Int64 SAL_CALL getSomething( const css::uno::Sequence< sal_Int8 >& aIdentifier ) override;

    //XPropertySet
    virtual css::uno::Reference< css::beans::XPropertySetInfo > SAL_CALL getPropertySetInfo(  ) override;
    virtual void SAL_CALL setPropertyValue( const OUString& aPropertyName, const css::uno::Any& aValue ) override;
    virtual css::uno::Any SAL_CALL getPropertyValue( const OUString& PropertyName ) override;
    virtual void SAL_CALL addPropertyChangeListener( const OUString& aPropertyName, const css::uno::Reference< css::beans::XPropertyChangeListener >& xListener ) override;
    virtual void SAL_CALL removePropertyChangeListener( const OUString& aPropertyName, const css::uno::Reference< css::beans::XPropertyChangeListener >& aListener ) override;
    virtual void SAL_CALL addVetoableChangeListener( const OUString& PropertyName, const css::uno::Reference< css::beans::XVetoableChangeListener >& aListener ) override;
    virtual void SAL_CALL removeVetoableChangeListener( const OUString& PropertyName, const css::uno::Reference< css::beans::XVetoableChangeListener >& aListener ) override;

    //XPropertyState
    virtual css::beans::PropertyState SAL_CALL getPropertyState( const OUString& PropertyName ) override;
    virtual css::uno::Sequence< css::beans::PropertyState > SAL_CALL getPropertyStates( const css::uno::Sequence< OUString >& aPropertyName ) override;
    virtual void SAL_CALL setPropertyToDefault( const OUString& PropertyName ) override;
    virtual css::uno::Any SAL_CALL getPropertyDefault( const OUString& aPropertyName ) override;

    //XTextContent
    virtual void SAL_CALL attach(const css::uno::Reference< css::text::XTextRange > & xTextRange) override;
    virtual css::uno::Reference< css::text::XTextRange >  SAL_CALL getAnchor() override;

    //XComponent
    virtual void SAL_CALL dispose() override;
    virtual void SAL_CALL addEventListener(const css::uno::Reference< css::lang::XEventListener > & aListener) override;
    virtual void SAL_CALL removeEventListener(const css::uno::Reference< css::lang::XEventListener > & aListener) override;

    //XServiceInfo
    virtual OUString SAL_CALL getImplementationName() override;
    virtual sal_Bool SAL_CALL supportsService(const OUString& ServiceName) override;
    virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;

    virtual css::awt::Point SAL_CALL getPosition(  ) override;
    virtual void SAL_CALL setPosition( const css::awt::Point& aPosition ) override;
    virtual css::awt::Size SAL_CALL getSize(  ) override;
    virtual void SAL_CALL setSize( const css::awt::Size& aSize ) override;
    virtual OUString SAL_CALL getShapeType(  ) override;

    SwShapeDescriptor_Impl*     GetDescImpl() {return pImpl.get();}
    SwFrameFormat* GetFrameFormat() const { return m_pFormat; }
    const css::uno::Reference< css::uno::XAggregation >& GetAggregationInterface() const {return xShapeAgg;}

    // helper
    static void AddExistingShapeToFormat( SdrObject const & _rObj );
};

class SwXGroupShape :
    public SwXShape,
    public css::drawing::XShapes
{
protected:
    virtual ~SwXGroupShape() override;
public:
    SwXGroupShape(css::uno::Reference<css::uno::XInterface> & xShape, SwDoc const* pDoc);

    virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type& aType ) override;
    virtual void SAL_CALL acquire(  ) throw() override;
    virtual void SAL_CALL release(  ) throw() override;

    //XShapes
    virtual void SAL_CALL add( const css::uno::Reference< css::drawing::XShape >& xShape ) override;
    virtual void SAL_CALL remove( const css::uno::Reference< css::drawing::XShape >& xShape ) override;

    //XIndexAccess
    virtual sal_Int32 SAL_CALL getCount() override;
    virtual css::uno::Any SAL_CALL getByIndex(sal_Int32 nIndex) override;

    //XElementAccess
    virtual css::uno::Type SAL_CALL getElementType(  ) override;
    virtual sal_Bool SAL_CALL hasElements(  ) override;
};
#endif

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