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::contact {
  36
  37 class UNLESS_MERGELIBS(SVXCORE_DLLPUBLIC) ViewContactOfE3dScene final : public ViewContactOfSdrObj
  38 {
  39 public:
  40     // basic constructor, used from SdrObject.
  41     explicit ViewContactOfE3dScene(E3dScene& rScene);
  42
  43     // access to SdrObject
  44     const E3dScene& GetE3dScene() const
  45     {
  46         return static_cast<const E3dScene&>(GetSdrObject());
  47     }
  48
  49     // React on changes of the object of this ViewContact
  50     virtual void ActionChanged() override;
  51
  52     // access to ViewInformation3D and ObjectTransformation
  53     const drawinglayer::geometry::ViewInformation3D& getViewInformation3D(const ::basegfx::B3DRange& rContentRange) const;
  54     const drawinglayer::geometry::ViewInformation3D& getViewInformation3D() const;
  55     const basegfx::B2DHomMatrix& getObjectTransformation() const;
  56
  57     // attribute providers
  58     const drawinglayer::attribute::SdrSceneAttribute& getSdrSceneAttribute() const;
  59     const drawinglayer::attribute::SdrLightingAttribute& getSdrLightingAttribute() const;
  60
  61     // scene primitive creators. If pLayerVisibility is given, a visibility test with the LayerID and the
  62     // given SdrLayerIDSet is done.
  63     drawinglayer::primitive2d::Primitive2DContainer createScenePrimitive2DSequence(const SdrLayerIDSet* pLayerVisibility) const;
  64
  65     // helpers to get the sequence of all contained 3D primitives and its range,
  66     // regardless of layer or visibility constraints and using a neutral ViewInformation3D
  67     drawinglayer::primitive3d::Primitive3DContainer getAllPrimitive3DContainer() const;
  68     basegfx::B3DRange getAllContentRange3D() const;
  69
  70 private:
  71     // Create an Object-Specific ViewObjectContact, set ViewContact and
  72     // ObjectContact. Always needs to return something. Default is to create
  73     // a standard ViewObjectContact containing the given ObjectContact and *this
  74     virtual ViewObjectContact& CreateObjectSpecificViewObjectContact(ObjectContact& rObjectContact) override;
  75
  76     // create methods for ViewInformation3D and ObjectTransformation
  77     void createViewInformation3D(const ::basegfx::B3DRange& rContentRange);
  78     void createObjectTransformation();
  79
  80     // attribute creators
  81     void createSdrSceneAttribute();
  82     void createSdrLightingAttribute();
  83
  84     // This method is responsible for creating the graphical visualisation data
  85     // ONLY based on model data
  86     virtual void createViewIndependentPrimitive2DSequence(drawinglayer::primitive2d::Primitive2DDecompositionVisitor& rVisitor) const override;
  87
  88     // the 3d transformation stack
  89     drawinglayer::geometry::ViewInformation3D           maViewInformation3D;
  90
  91     // the object transformation
  92     basegfx::B2DHomMatrix                               maObjectTransformation;
  93
  94     // attributes
  95     drawinglayer::attribute::SdrSceneAttribute          maSdrSceneAttribute;
  96     drawinglayer::attribute::SdrLightingAttribute       maSdrLightingAttribute;
  97 };
  98
  99 }
 100
 101 #endif // INCLUDED_SVX_SDR_CONTACT_VIEWCONTACTOFE3DSCENE_HXX
 102
 103 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */