include/svx/obj3d.hxx

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  19
  20 #ifndef INCLUDED_SVX_OBJ3D_HXX
  21 #define INCLUDED_SVX_OBJ3D_HXX
  22
  23 #include <svx/svdoattr.hxx>
  24 #include <svx/svdobj.hxx>
  25 #include <basegfx/matrix/b3dhommatrix.hxx>
  26 #include <basegfx/range/b3drange.hxx>
  27 #include <basegfx/polygon/b3dpolypolygon.hxx>
  28 #include <svx/svxdllapi.h>
  29
  30 // Forward declarations
  31 class E3dScene;
  32
  33 namespace sdr { namespace properties {
  34     class BaseProperties;
  35     class E3dCompoundProperties;
  36     class E3dExtrudeProperties;
  37     class E3dLatheProperties;
  38     class E3dSphereProperties;
  39 }}
  40
  41 /*************************************************************************
  42 |*
  43 |* GeoData relevant for undo actions
  44 |*
  45 \************************************************************************/
  46
  47 class E3DObjGeoData : public SdrObjGeoData
  48 {
  49 public:
  50     basegfx::B3DRange           maLocalBoundVol;    // surrounding volume of the object
  51     basegfx::B3DHomMatrix       maTransformation;   // local transformations
  52
  53     E3DObjGeoData() {}
  54 };
  55
  56 /*************************************************************************
  57 |*
  58 |* Base class for 3D objects
  59 |*
  60 \************************************************************************/
  61
  62 class SVXCORE_DLLPUBLIC E3dObject : public SdrAttrObj
  63 {
  64 private:
  65     // Allow everything for E3dObjList and E3dDragMethod
  66     friend class E3dDragMethod;
  67
  68  protected:
  69     virtual std::unique_ptr<sdr::properties::BaseProperties> CreateObjectSpecificProperties() override;
  70
  71     basegfx::B3DRange           maLocalBoundVol;    // surrounding volume of the object (from the geometry generation)
  72     basegfx::B3DHomMatrix       maTransformation;   // local transformation
  73     basegfx::B3DHomMatrix       maFullTransform;    // global transformation (including. parents)
  74
  75     // Flags
  76     bool            mbTfHasChanged          : 1;
  77     bool            mbIsSelected            : 1;
  78
  79 protected:
  80     virtual basegfx::B3DRange RecalcBoundVolume() const;
  81
  82     // E3dObject is only a helper class (for E3DScene and E3DCompoundObject)
  83     // and no instances should be created from anyone, so i move the constructors
  84     // to protected area
  85     E3dObject(SdrModel& rSdrModel);
  86
  87     // protected destructor
  88     virtual ~E3dObject() override;
  89
  90 public:
  91     virtual void StructureChanged();
  92     virtual void SetTransformChanged();
  93     virtual void RecalcSnapRect() override;
  94
  95     virtual SdrInventor GetObjInventor() const override;
  96     virtual sal_uInt16  GetObjIdentifier() const override;
  97     virtual void        TakeObjInfo(SdrObjTransformInfoRec& rInfo) const override;
  98     virtual void        NbcMove(const Size& rSize) override;
  99     virtual void NbcResize(const Point& rRef, const Fraction& xFact, const Fraction& yFact) override;
 100
 101     E3dScene* getParentE3dSceneFromE3dObject() const;
 102     virtual E3dScene* getRootE3dSceneFromE3dObject() const;
 103
 104     const basegfx::B3DRange& GetBoundVolume() const;
 105     void InvalidateBoundVolume();
 106
 107     // calculate complete transformation including all parents
 108     const basegfx::B3DHomMatrix& GetFullTransform() const;
 109
 110     // get and (re)set transformation matrix
 111     const basegfx::B3DHomMatrix& GetTransform() const { return maTransformation;}
 112     virtual void NbcSetTransform(const basegfx::B3DHomMatrix& rMatrix);
 113     virtual void SetTransform(const basegfx::B3DHomMatrix& rMatrix);
 114
 115     // 2D rotations, are implemented as a rotation around the Z axis
 116     // which is vertical to the screen, plus a shift of the scene.
 117     // This means that also the scene (E3dScene) must define this
 118     // routine as virtual in its class.
 119     virtual void NbcRotate(const Point& rRef, long nAngle, double sn, double cs) override;
 120
 121     // get wireframe polygon for local object. No transform is applied.
 122     basegfx::B3DPolyPolygon CreateWireframe() const;
 123
 124     // TakeObjName...() is for the display in the UI, for example "3 frames selected".
 125     virtual OUString TakeObjNameSingul() const override;
 126     virtual OUString TakeObjNamePlural() const override;
 127     virtual E3dObject* CloneSdrObject(SdrModel& rTargetModel) const override;
 128     E3dObject& operator=( const E3dObject& rObj );
 129
 130     virtual SdrObjGeoData *NewGeoData() const override;
 131     virtual void          SaveGeoData(SdrObjGeoData& rGeo) const override;
 132     virtual void          RestGeoData(const SdrObjGeoData& rGeo) override;
 133
 134     // get/set the selection
 135     bool GetSelected() const { return mbIsSelected; }
 136     virtual void SetSelected(bool bNew);
 137
 138     // break up
 139     virtual bool IsBreakObjPossible();
 140     virtual std::unique_ptr<SdrAttrObj,SdrObjectFreeOp> GetBreakObj();
 141 };
 142
 143 /*************************************************************************
 144 |*
 145 |* Class for all compound objects (Cube, Lathe, Scene, Extrude)
 146 |* This class saves some ISA queries and accelerates the behaviour
 147 |* significantly, because all the attributes etc. are kept through this.
 148 |* The polygons may only keep attributes if they are directly
 149 |* subordinated to the scene.
 150 |*
 151 \************************************************************************/
 152
 153 class SVXCORE_DLLPUBLIC E3dCompoundObject : public E3dObject
 154 {
 155 private:
 156     // to allow sdr::properties::E3dCompoundProperties access to SetGeometryValid()
 157     friend class sdr::properties::E3dCompoundProperties;
 158     friend class sdr::properties::E3dExtrudeProperties;
 159     friend class sdr::properties::E3dLatheProperties;
 160     friend class sdr::properties::E3dSphereProperties;
 161
 162 protected:
 163     virtual std::unique_ptr<sdr::properties::BaseProperties> CreateObjectSpecificProperties() override;
 164
 165 protected:
 166     // convert given basegfx::B3DPolyPolygon to screen coor
 167     basegfx::B2DPolyPolygon TransformToScreenCoor(const basegfx::B3DPolyPolygon& rCandidate);
 168
 169     // protected destructor
 170     virtual ~E3dCompoundObject() override;
 171
 172 public:
 173     E3dCompoundObject(SdrModel& rSdrModel);
 174
 175     virtual basegfx::B2DPolyPolygon TakeXorPoly() const override;
 176     virtual sal_uInt32 GetHdlCount() const override;
 177     virtual void    AddToHdlList(SdrHdlList& rHdlList) const override;
 178
 179     virtual sal_uInt16 GetObjIdentifier() const override;
 180     virtual void RecalcSnapRect() override;
 181
 182     virtual E3dCompoundObject* CloneSdrObject(SdrModel& rTargetModel) const override;
 183
 184     // implemented mainly for the purposes of Clone()
 185     E3dCompoundObject& operator=(const E3dCompoundObject& rObj);
 186 };
 187
 188 #endif // INCLUDED_SVX_OBJ3D_HXX
 189
 190 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */