/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

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 * This file is part of the LibreOffice project.

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 * 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_OBJ3D_HXX

#define INCLUDED_SVX_OBJ3D_HXX

#include <svx/svdoattr.hxx>

#include <svx/svdobj.hxx>

#include <svx/svdgeodata.hxx>

#include <basegfx/matrix/b3dhommatrix.hxx>

#include <basegfx/range/b3drange.hxx>

#include <basegfx/polygon/b3dpolypolygon.hxx>

#include <svx/svxdllapi.h>

// Forward declarations

class E3dScene;

namespace sdr::properties {

    class E3dCompoundProperties;

    class E3dExtrudeProperties;

    class E3dLatheProperties;

    class E3dSphereProperties;

}

/*************************************************************************

|*

|* GeoData relevant for undo actions

|*

\************************************************************************/

class E3DObjGeoData : public SdrObjGeoData

{

public:

    basegfx::B3DRange           maLocalBoundVol;    // surrounding volume of the object

    basegfx::B3DHomMatrix       maTransformation;   // local transformations

    E3DObjGeoData() {}

};

/*************************************************************************

|*

|* Base class for 3D objects

|*

\************************************************************************/

class SVXCORE_DLLPUBLIC E3dObject : public SdrAttrObj

{

private:

    // Allow everything for E3dObjList and E3dDragMethod

    friend class E3dDragMethod;

 protected:

    virtual std::unique_ptr<sdr::properties::BaseProperties> CreateObjectSpecificProperties() override;

    basegfx::B3DRange           maLocalBoundVol;    // surrounding volume of the object (from the geometry generation)

    basegfx::B3DHomMatrix       maTransformation;   // local transformation

    basegfx::B3DHomMatrix       maFullTransform;    // global transformation (including. parents)

    // Flags

    bool            mbTfHasChanged          : 1;

    bool            mbIsSelected            : 1;

protected:

    virtual basegfx::B3DRange RecalcBoundVolume() const;

    // E3dObject is only a helper class (for E3DScene and E3DCompoundObject)

    // and no instances should be created from anyone, so i move the constructors

    // to protected area

    E3dObject(SdrModel& rSdrModel);

    E3dObject(SdrModel& rSdrModel, E3dObject const & rSource);

    // protected destructor

    virtual ~E3dObject() override;

public:

    virtual void StructureChanged();

    virtual void SetTransformChanged();

    virtual void RecalcSnapRect() override;

    virtual SdrInventor GetObjInventor() const override;

    virtual SdrObjKind GetObjIdentifier() const override;

    virtual void        TakeObjInfo(SdrObjTransformInfoRec& rInfo) const override;

    virtual void        NbcMove(const Size& rSize) override;

    virtual void NbcResize(const Point& rRef, const Fraction& xFact, const Fraction& yFact) override;

    E3dScene* getParentE3dSceneFromE3dObject() const;

    virtual E3dScene* getRootE3dSceneFromE3dObject() const;

    const basegfx::B3DRange& GetBoundVolume() const;

    void InvalidateBoundVolume();

    // calculate complete transformation including all parents

    const basegfx::B3DHomMatrix& GetFullTransform() const;

    // get and (re)set transformation matrix

    const basegfx::B3DHomMatrix& GetTransform() const { return maTransformation;}

    virtual void NbcSetTransform(const basegfx::B3DHomMatrix& rMatrix);

    virtual void SetTransform(const basegfx::B3DHomMatrix& rMatrix);

    // 2D rotations, are implemented as a rotation around the Z axis

    // which is vertical to the screen, plus a shift of the scene.

    // This means that also the scene (E3dScene) must define this

    // routine as virtual in its class.

    virtual void NbcRotate(const Point& rRef, Degree100 nAngle, double sn, double cs) override;

    // get wireframe polygon for local object. No transform is applied.

    basegfx::B3DPolyPolygon CreateWireframe() const;

    // TakeObjName...() is for the display in the UI, for example "3 frames selected".

    virtual OUString TakeObjNameSingul() const override;

    virtual OUString TakeObjNamePlural() const override;

    virtual rtl::Reference<SdrObject> CloneSdrObject(SdrModel& rTargetModel) const override;

    virtual std::unique_ptr<SdrObjGeoData> NewGeoData() const override;

    virtual void          SaveGeoData(SdrObjGeoData& rGeo) const override;

    virtual void          RestoreGeoData(const SdrObjGeoData& rGeo) override;

    // get/set the selection

    bool GetSelected() const { return mbIsSelected; }

    virtual void SetSelected(bool bNew);

    // break up

    virtual bool IsBreakObjPossible();

    virtual rtl::Reference<SdrAttrObj> GetBreakObj();

};

/*************************************************************************

|*

|* Class for all compound objects (Cube, Lathe, Scene, Extrude)

|* This class saves some ISA queries and accelerates the behaviour

|* significantly, because all the attributes etc. are kept through this.

|* The polygons may only keep attributes if they are directly

|* subordinated to the scene.

|*

\************************************************************************/

class SVXCORE_DLLPUBLIC E3dCompoundObject : public E3dObject

{

private:

    // to allow sdr::properties::E3dCompoundProperties access to SetGeometryValid()

    friend class sdr::properties::E3dCompoundProperties;

    friend class sdr::properties::E3dExtrudeProperties;

    friend class sdr::properties::E3dLatheProperties;

    friend class sdr::properties::E3dSphereProperties;

protected:

    virtual std::unique_ptr<sdr::properties::BaseProperties> CreateObjectSpecificProperties() override;

protected:

    // convert given basegfx::B3DPolyPolygon to screen coor

    basegfx::B2DPolyPolygon TransformToScreenCoor(const basegfx::B3DPolyPolygon& rCandidate) const;

    // protected destructor

    virtual ~E3dCompoundObject() override;

public:

    E3dCompoundObject(SdrModel& rSdrModel, E3dCompoundObject const & rSource);

    E3dCompoundObject(SdrModel& rSdrModel);

    virtual basegfx::B2DPolyPolygon TakeXorPoly() const override;

    virtual sal_uInt32 GetHdlCount() const override;

    virtual void    AddToHdlList(SdrHdlList& rHdlList) const override;

    virtual SdrObjKind GetObjIdentifier() const override;

    virtual void RecalcSnapRect() override;

    virtual rtl::Reference<SdrObject> CloneSdrObject(SdrModel& rTargetModel) const override;

};

#endif // INCLUDED_SVX_OBJ3D_HXX

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