include/svx/sdr/contact/viewcontactofe3dscene.hxx

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  19
  20 #ifndef _SDR_CONTACT_VIEWCONTACTOFE3DSCENE_HXX
  21 #define _SDR_CONTACT_VIEWCONTACTOFE3DSCENE_HXX
  22
  23 #include <svx/sdr/contact/viewcontactofsdrobj.hxx>
  24 #include <drawinglayer/primitive3d/baseprimitive3d.hxx>
  25 #include <drawinglayer/attribute/sdrsceneattribute3d.hxx>
  26 #include <drawinglayer/attribute/sdrlightingattribute3d.hxx>
  27 #include <drawinglayer/geometry/viewinformation3d.hxx>
  28 #include <basegfx/matrix/b2dhommatrix.hxx>
  29
  30 //////////////////////////////////////////////////////////////////////////////
  31 // predeclarations
  32
  33 class E3dScene;
  34
  35 namespace basegfx {
  36     class B3DRange;
  37 }
  38
  39 //////////////////////////////////////////////////////////////////////////////
  40
  41 namespace sdr
  42 {
  43     namespace contact
  44     {
  45         class SVX_DLLPUBLIC ViewContactOfE3dScene : public ViewContactOfSdrObj
  46         {
  47         protected:
  48             // Create a Object-Specific ViewObjectContact, set ViewContact and
  49             // ObjectContact. Always needs to return something. Default is to create
  50             // a standard ViewObjectContact containing the given ObjectContact and *this
  51             virtual ViewObjectContact& CreateObjectSpecificViewObjectContact(ObjectContact& rObjectContact);
  52
  53         public:
  54             // basic constructor, used from SdrObject.
  55             explicit ViewContactOfE3dScene(E3dScene& rScene);
  56
  57             // access to SdrObject
  58             E3dScene& GetE3dScene() const
  59             {
  60                 return (E3dScene&)GetSdrObject();
  61             }
  62
  63             // React on changes of the object of this ViewContact
  64             virtual void ActionChanged();
  65
  66             // access to ViewInformation3D and ObjectTransformation
  67             const drawinglayer::geometry::ViewInformation3D& getViewInformation3D(const ::basegfx::B3DRange& rContentRange) const;
  68             const drawinglayer::geometry::ViewInformation3D& getViewInformation3D() const;
  69             const basegfx::B2DHomMatrix& getObjectTransformation() const;
  70
  71             // attribute providers
  72             const drawinglayer::attribute::SdrSceneAttribute& getSdrSceneAttribute() const;
  73             const drawinglayer::attribute::SdrLightingAttribute& getSdrLightingAttribute() const;
  74
  75             // scene primitive creators. If pLayerVisibility is given, a visibility test with the LayerID and the
  76             // given SetOfByte is done.
  77             drawinglayer::primitive2d::Primitive2DSequence createScenePrimitive2DSequence(const SetOfByte* pLayerVisibility) const;
  78
  79             // helpers to get the sequence of all contained 3D primitives and it's range,
  80             // regardless of layer or visibility constraints and using a neutral ViewInformation3D
  81             drawinglayer::primitive3d::Primitive3DSequence getAllPrimitive3DSequence() const;
  82             basegfx::B3DRange getAllContentRange3D() const;
  83
  84         protected:
  85             // the 3d transformation stack
  86             drawinglayer::geometry::ViewInformation3D           maViewInformation3D;
  87
  88             // the object transformation
  89             basegfx::B2DHomMatrix                               maObjectTransformation;
  90
  91             // attributes
  92             drawinglayer::attribute::SdrSceneAttribute          maSdrSceneAttribute;
  93             drawinglayer::attribute::SdrLightingAttribute       maSdrLightingAttribute;
  94
  95             // create methods for ViewInformation3D and ObjectTransformation
  96             void createViewInformation3D(const ::basegfx::B3DRange& rContentRange);
  97             void createObjectTransformation();
  98
  99             // attribute creators
 100             void createSdrSceneAttribute();
 101             void createSdrLightingAttribute();
 102
 103             // This method is responsible for creating the graphical visualisation data
 104             // ONLY based on model data
 105             virtual drawinglayer::primitive2d::Primitive2DSequence createViewIndependentPrimitive2DSequence() const;
 106         };
 107     } // end of namespace contact
 108 } // end of namespace sdr
 109
 110 //////////////////////////////////////////////////////////////////////////////
 111
 112 #endif //_SDR_CONTACT_VIEWCONTACTOFE3DSCENE_HXX
 113
 114 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */