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| -rw-r--r-- | include/svx/obj3d.hxx | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/include/svx/obj3d.hxx b/include/svx/obj3d.hxx new file mode 100644 index 000000000..c986cd68d --- /dev/null +++ b/include/svx/obj3d.hxx @@ -0,0 +1,190 @@ +/* -*- 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_OBJ3D_HXX +#define INCLUDED_SVX_OBJ3D_HXX + +#include <svx/svdoattr.hxx> +#include <svx/svdobj.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 BaseProperties; + 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); + + // protected destructor + virtual ~E3dObject() override; + +public: + virtual void StructureChanged(); + virtual void SetTransformChanged(); + virtual void RecalcSnapRect() override; + + virtual SdrInventor GetObjInventor() const override; + virtual sal_uInt16 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, long 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 E3dObject* CloneSdrObject(SdrModel& rTargetModel) const override; + E3dObject& operator=( const E3dObject& rObj ); + + virtual SdrObjGeoData *NewGeoData() const override; + virtual void SaveGeoData(SdrObjGeoData& rGeo) const override; + virtual void RestGeoData(const SdrObjGeoData& rGeo) override; + + // get/set the selection + bool GetSelected() const { return mbIsSelected; } + virtual void SetSelected(bool bNew); + + // break up + virtual bool IsBreakObjPossible(); + virtual std::unique_ptr<SdrAttrObj,SdrObjectFreeOp> 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); + + // protected destructor + virtual ~E3dCompoundObject() override; + +public: + E3dCompoundObject(SdrModel& rSdrModel); + + virtual basegfx::B2DPolyPolygon TakeXorPoly() const override; + virtual sal_uInt32 GetHdlCount() const override; + virtual void AddToHdlList(SdrHdlList& rHdlList) const override; + + virtual sal_uInt16 GetObjIdentifier() const override; + virtual void RecalcSnapRect() override; + + virtual E3dCompoundObject* CloneSdrObject(SdrModel& rTargetModel) const override; + + // implemented mainly for the purposes of Clone() + E3dCompoundObject& operator=(const E3dCompoundObject& rObj); +}; + +#endif // INCLUDED_SVX_OBJ3D_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |