include/svx/sdr/contact/viewcontactofe3d.hxx

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  19
  20 #ifndef _SDR_CONTACT_VIEWCONTACTOFE3D_HXX
  21 #define _SDR_CONTACT_VIEWCONTACTOFE3D_HXX
  22
  23 #include <svx/sdr/contact/viewcontactofsdrobj.hxx>
  24 #include <drawinglayer/primitive3d/baseprimitive3d.hxx>
  25
  26 //////////////////////////////////////////////////////////////////////////////
  27 // predeclarations
  28
  29 namespace sdr { namespace contact {
  30     class ViewContactOfE3dScene;
  31 }}
  32
  33 namespace drawinglayer { namespace attribute {
  34     class SdrLineAttribute;
  35 }}
  36
  37 namespace basegfx {
  38     class BColor;
  39     class B3DHomMatrix;
  40 }
  41
  42 class E3dObject;
  43
  44 //////////////////////////////////////////////////////////////////////////////
  45
  46 namespace sdr
  47 {
  48     namespace contact
  49     {
  50         class ViewContactOfE3d : public ViewContactOfSdrObj
  51         {
  52         protected:
  53             // Create a Object-Specific ViewObjectContact, set ViewContact and
  54             // ObjectContact. Always needs to return something.
  55             virtual ViewObjectContact& CreateObjectSpecificViewObjectContact(ObjectContact& rObjectContact);
  56
  57         public:
  58             // basic constructor, used from E3dObject.
  59             explicit ViewContactOfE3d(E3dObject& rObj);
  60             virtual ~ViewContactOfE3d();
  61
  62             // access to E3dObject
  63             E3dObject& GetE3dObject() const
  64             {
  65                 return (E3dObject&)GetSdrObject();
  66             }
  67
  68             // public helpers
  69             drawinglayer::primitive2d::Primitive2DSequence impCreateWithGivenPrimitive3DSequence(
  70                 const drawinglayer::primitive3d::Primitive3DSequence& rxContent3D) const;
  71
  72             //////////////////////////////////////////////////////////////////////////////
  73             // primitive stuff
  74
  75         protected:
  76             // Primitive3DSequence of the ViewContact. This contains all necessary information
  77             // for the graphical visualisation and needs to be supported by all 3D VCs which
  78             // can be visualized. It does NOT contain the object transformation to be able to
  79             // buffer for all possible usages
  80             drawinglayer::primitive3d::Primitive3DSequence              mxViewIndependentPrimitive3DSequence;
  81
  82             // This method is responsible for creating the graphical visualisation data which is
  83             // stored in mxViewIndependentPrimitive3DSequence, but without object transformation
  84             virtual drawinglayer::primitive3d::Primitive3DSequence createViewIndependentPrimitive3DSequence() const = 0;
  85
  86             // This method is responsible for creating the graphical visualisation data derived ONLY from
  87             // the model data. The default implementation will try to create a 3D to 2D embedding (will work
  88             // when scene is known) which can then be used for 2D processing concerning ranges
  89             virtual drawinglayer::primitive2d::Primitive2DSequence createViewIndependentPrimitive2DSequence() const;
  90
  91         public:
  92             // access to the local primitive without the object's local 3D transform. This is e.g. needed
  93             // to get the not-yet transformed BoundVolume for e.g. interactions
  94             drawinglayer::primitive3d::Primitive3DSequence getVIP3DSWithoutObjectTransform() const;
  95
  96             // access to the local primitive. This will ensure that the list is
  97             // current in comparing the local list content with a fresh created incarnation. It will
  98             // use getVIP3DSWithoutObjectTransform and embed to 3d transform primitive when object's
  99             // local 3d transform is used
 100             drawinglayer::primitive3d::Primitive3DSequence getViewIndependentPrimitive3DSequence() const;
 101         };
 102     } // end of namespace contact
 103 } // end of namespace sdr
 104
 105 //////////////////////////////////////////////////////////////////////////////
 106
 107 #endif //_SDR_CONTACT_VIEWCONTACTOFE3D_HXX
 108
 109 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */