include/svx/sdr/contact/viewcontactofe3dscene.hxx

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  19
  20 #ifndef INCLUDED_SVX_SDR_CONTACT_VIEWCONTACTOFE3DSCENE_HXX
  21 #define INCLUDED_SVX_SDR_CONTACT_VIEWCONTACTOFE3DSCENE_HXX
  22
  23 #include <svx/scene3d.hxx>
  24 #include <svx/sdr/contact/viewcontactofsdrobj.hxx>
  25 #include <drawinglayer/primitive3d/baseprimitive3d.hxx>
  26 #include <drawinglayer/attribute/sdrsceneattribute3d.hxx>
  27 #include <drawinglayer/attribute/sdrlightingattribute3d.hxx>
  28 #include <drawinglayer/geometry/viewinformation3d.hxx>
  29 #include <basegfx/matrix/b2dhommatrix.hxx>
  30
  31 namespace basegfx {
  32     class B3DRange;
  33 }
  34
  35 namespace sdr { namespace contact {
  36
  37 class SVX_DLLPUBLIC ViewContactOfE3dScene : public ViewContactOfSdrObj
  38 {
  39 protected:
  40     // Create a Object-Specific ViewObjectContact, set ViewContact and
  41     // ObjectContact. Always needs to return something. Default is to create
  42     // a standard ViewObjectContact containing the given ObjectContact and *this
  43     virtual ViewObjectContact& CreateObjectSpecificViewObjectContact(ObjectContact& rObjectContact) SAL_OVERRIDE;
  44
  45 public:
  46     // basic constructor, used from SdrObject.
  47     explicit ViewContactOfE3dScene(E3dScene& rScene);
  48
  49     // access to SdrObject
  50     const E3dScene& GetE3dScene() const
  51     {
  52         return static_cast<const E3dScene&>(GetSdrObject());
  53     }
  54
  55     // React on changes of the object of this ViewContact
  56     virtual void ActionChanged() SAL_OVERRIDE;
  57
  58     // access to ViewInformation3D and ObjectTransformation
  59     const drawinglayer::geometry::ViewInformation3D& getViewInformation3D(const ::basegfx::B3DRange& rContentRange) const;
  60     const drawinglayer::geometry::ViewInformation3D& getViewInformation3D() const;
  61     const basegfx::B2DHomMatrix& getObjectTransformation() const;
  62
  63     // attribute providers
  64     const drawinglayer::attribute::SdrSceneAttribute& getSdrSceneAttribute() const;
  65     const drawinglayer::attribute::SdrLightingAttribute& getSdrLightingAttribute() const;
  66
  67     // scene primitive creators. If pLayerVisibility is given, a visibility test with the LayerID and the
  68     // given SetOfByte is done.
  69     drawinglayer::primitive2d::Primitive2DSequence createScenePrimitive2DSequence(const SetOfByte* pLayerVisibility) const;
  70
  71     // helpers to get the sequence of all contained 3D primitives and its range,
  72     // regardless of layer or visibility constraints and using a neutral ViewInformation3D
  73     drawinglayer::primitive3d::Primitive3DSequence getAllPrimitive3DSequence() const;
  74     basegfx::B3DRange getAllContentRange3D() const;
  75
  76 protected:
  77     // the 3d transformation stack
  78     drawinglayer::geometry::ViewInformation3D           maViewInformation3D;
  79
  80     // the object transformation
  81     basegfx::B2DHomMatrix                               maObjectTransformation;
  82
  83     // attributes
  84     drawinglayer::attribute::SdrSceneAttribute          maSdrSceneAttribute;
  85     drawinglayer::attribute::SdrLightingAttribute       maSdrLightingAttribute;
  86
  87     // create methods for ViewInformation3D and ObjectTransformation
  88     void createViewInformation3D(const ::basegfx::B3DRange& rContentRange);
  89     void createObjectTransformation();
  90
  91     // attribute creators
  92     void createSdrSceneAttribute();
  93     void createSdrLightingAttribute();
  94
  95     // This method is responsible for creating the graphical visualisation data
  96     // ONLY based on model data
  97     virtual drawinglayer::primitive2d::Primitive2DSequence createViewIndependentPrimitive2DSequence() const SAL_OVERRIDE;
  98 };
  99
 100 }}
 101
 102 #endif // INCLUDED_SVX_SDR_CONTACT_VIEWCONTACTOFE3DSCENE_HXX
 103
 104 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */