include/svx/scene3d.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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  18  */
  19
  20 #ifndef INCLUDED_SVX_SCENE3D_HXX
  21 #define INCLUDED_SVX_SCENE3D_HXX
  22
  23 #include <svx/camera3d.hxx>
  24 #include <tools/b3dtrans.hxx>
  25 #include <svx/svdpage.hxx>
  26 #include <svx/svxdllapi.h>
  27 #include <svx/obj3d.hxx>
  28 #include <svx/svx3ditems.hxx>
  29 #include <memory>
  30
  31 namespace sdr { namespace properties {
  32     class BaseProperties;
  33 }}
  34
  35 /*************************************************************************
  36 |*
  37 |* GeoData relevant for undo actions
  38 |*
  39 \************************************************************************/
  40
  41 class E3DSceneGeoData : public E3DObjGeoData
  42 {
  43 public:
  44     Camera3D                    aCamera;
  45
  46     E3DSceneGeoData() {}
  47 };
  48
  49 class Imp3DDepthRemapper;
  50
  51 /*************************************************************************
  52 |*
  53 |* base class for 3D scenes
  54 |*
  55 \************************************************************************/
  56
  57 class SVX_DLLPUBLIC E3dScene : public E3dObject, public SdrObjList
  58 {
  59 protected:
  60     virtual std::unique_ptr<sdr::properties::BaseProperties> CreateObjectSpecificProperties() override;
  61     virtual std::unique_ptr<sdr::contact::ViewContact> CreateObjectSpecificViewContact() override;
  62
  63     // transformations
  64     B3dCamera                   aCameraSet;
  65     Camera3D                    aCamera;
  66
  67     mutable std::unique_ptr<Imp3DDepthRemapper> mp3DDepthRemapper;
  68
  69     // Flag to determine if only selected objects should be drawn
  70     bool                        bDrawOnlySelected       : 1;
  71
  72     bool mbSkipSettingDirty : 1;
  73
  74     void RebuildLists();
  75
  76     virtual void Notify(SfxBroadcaster &rBC, const SfxHint  &rHint) override;
  77
  78     void SetDefaultAttributes();
  79     void ImpCleanup3DDepthMapper();
  80
  81     // protected destructor
  82     virtual ~E3dScene() override;
  83
  84 public:
  85     E3dScene(SdrModel& rSdrModel);
  86
  87     virtual void StructureChanged() override;
  88
  89     // derived from SdrObjList
  90     virtual SdrPage* getSdrPageFromSdrObjList() const override;
  91     virtual SdrObject* getSdrObjectFromSdrObjList() const override;
  92
  93     // derived from SdrObject
  94     virtual SdrObjList* getChildrenOfSdrObject() const override;
  95
  96     virtual void SetBoundRectDirty() override;
  97
  98     virtual basegfx::B2DPolyPolygon TakeXorPoly() const override;
  99
 100     sal_uInt32 RemapOrdNum(sal_uInt32 nOrdNum) const;
 101
 102     // Perspective: enum ProjectionType { ProjectionType::Parallel, ProjectionType::Perspective }
 103     ProjectionType GetPerspective() const
 104         { return static_cast<ProjectionType>(GetObjectItemSet().Get(SDRATTR_3DSCENE_PERSPECTIVE).GetValue()); }
 105
 106     // Distance:
 107     double GetDistance() const
 108         { return static_cast<double>(GetObjectItemSet().Get(SDRATTR_3DSCENE_DISTANCE).GetValue()); }
 109
 110     // Focal length: before cm, now 1/10th mm (*100)
 111     double GetFocalLength() const
 112         { return GetObjectItemSet().Get(SDRATTR_3DSCENE_FOCAL_LENGTH).GetValue(); }
 113
 114     // set flag to draw only selected
 115     void SetDrawOnlySelected(bool bNew) { bDrawOnlySelected = bNew; }
 116     bool GetDrawOnlySelected() const { return bDrawOnlySelected; }
 117     virtual sal_uInt16 GetObjIdentifier() const override;
 118
 119     virtual void    NbcSetSnapRect(const tools::Rectangle& rRect) override;
 120     virtual void    NbcMove(const Size& rSize) override;
 121     virtual void    NbcResize(const Point& rRef, const Fraction& rXFact,
 122                                                  const Fraction& rYFact) override;
 123     virtual void    RecalcSnapRect() override;
 124
 125     virtual E3dScene* getRootE3dSceneFromE3dObject() const override;
 126     void SetCamera(const Camera3D& rNewCamera);
 127     const Camera3D& GetCamera() const { return aCamera; }
 128     void removeAllNonSelectedObjects();
 129
 130     virtual E3dScene* CloneSdrObject(SdrModel& rTargetModel) const override;
 131     E3dScene& operator=(const E3dScene&);
 132
 133     virtual SdrObjGeoData *NewGeoData() const override;
 134     virtual void          SaveGeoData(SdrObjGeoData& rGeo) const override;
 135     virtual void          RestGeoData(const SdrObjGeoData& rGeo) override;
 136
 137     virtual void NbcSetTransform(const basegfx::B3DHomMatrix& rMatrix) override;
 138     virtual void SetTransform(const basegfx::B3DHomMatrix& rMatrix) override;
 139
 140     virtual void NbcRotate(const Point& rRef, long nAngle, double sn, double cs) override;
 141     void RotateScene(const Point& rRef, double sn, double cs);
 142
 143     // TakeObjName...() is for the display in the UI, for example "3 frames selected".
 144     virtual OUString TakeObjNameSingul() const override;
 145     virtual OUString TakeObjNamePlural() const override;
 146
 147     // get transformations
 148     B3dCamera& GetCameraSet() { return aCameraSet; }
 149     const B3dCamera& GetCameraSet() const { return aCameraSet; }
 150
 151     // break up
 152     virtual bool IsBreakObjPossible() override;
 153
 154     // polygon which is built during creation
 155     virtual basegfx::B2DPolyPolygon TakeCreatePoly(const SdrDragStat& rDrag) const override;
 156
 157     // create moves
 158     virtual bool BegCreate(SdrDragStat& rStat) override;
 159     virtual bool MovCreate(SdrDragStat& rStat) override; // true=Xor must be repainted
 160     virtual bool EndCreate(SdrDragStat& rStat, SdrCreateCmd eCmd) override;
 161     virtual bool BckCreate(SdrDragStat& rStat) override;
 162     virtual void BrkCreate(SdrDragStat& rStat) override;
 163
 164     void SuspendReportingDirtyRects();
 165     void ResumeReportingDirtyRects();
 166     void SetAllSceneRectsDirty();
 167
 168     // set selection from E3dObject (temporary flag for 3D actions)
 169     virtual void SetSelected(bool bNew) override;
 170
 171     // derived from SdrObjList
 172     virtual void NbcInsertObject(SdrObject* pObj, size_t nPos=SAL_MAX_SIZE) override;
 173     virtual void InsertObject(SdrObject* pObj, size_t nPos=SAL_MAX_SIZE) override;
 174     virtual SdrObject* NbcRemoveObject(size_t nObjNum) override;
 175     virtual SdrObject* RemoveObject(size_t nObjNum) override;
 176
 177     // needed for group functionality
 178     virtual void SetRectsDirty(bool bNotMyself = false, bool bRecursive = true) override;
 179     virtual void NbcSetLayer(SdrLayerID nLayer) override;
 180
 181     // react on model/page change
 182     virtual void handlePageChange(SdrPage* pOldPage, SdrPage* pNewPage) override;
 183
 184     virtual SdrObjList* GetSubList() const override;
 185     virtual void SetTransformChanged() override;
 186
 187 protected:
 188     virtual basegfx::B3DRange RecalcBoundVolume() const override;
 189 };
 190
 191 #endif // INCLUDED_SVX_SCENE3D_HXX
 192
 193 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */