diff options
Diffstat (limited to 'drawinglayer/inc/drawinglayer/primitive3d/hittestprimitive3d.hxx')
| -rw-r--r-- | drawinglayer/inc/drawinglayer/primitive3d/hittestprimitive3d.hxx | 43 |
1 files changed, 24 insertions, 19 deletions
diff --git a/drawinglayer/inc/drawinglayer/primitive3d/hittestprimitive3d.hxx b/drawinglayer/inc/drawinglayer/primitive3d/hittestprimitive3d.hxx index 28029f223b1b..4779241033b0 100644 --- a/drawinglayer/inc/drawinglayer/primitive3d/hittestprimitive3d.hxx +++ b/drawinglayer/inc/drawinglayer/primitive3d/hittestprimitive3d.hxx @@ -44,32 +44,37 @@ namespace drawinglayer { namespace primitive3d { - // This primitive is used to represent geometry for non-visible objects, - // e.g. a 3D cube without fill attributes. To still be able to use - // primitives for HitTest functionality, the 3d decompositions produce - // an as much as possible simplified fill geometry encapsulated in this - // primtive when there is no fill geometry. Currently, the 3d hit test - // uses only areas, so maybe in a further enchanced version this will change - // to 'if neither filled nor lines' creation criteria. The whole primitive - // decomposes to nothing, so no one not knowing it will be influenced. Only - // helper processors for hit test (and maybe BoundRect extractors) will - // use it and it's children subcontent. + /** HitTestPrimitive3D class + + This primitive is used to represent geometry for non-visible objects, + e.g. a 3D cube without fill attributes. To still be able to use + primitives for HitTest functionality, the 3d decompositions produce + an as much as possible simplified fill geometry encapsulated in this + primtive when there is no fill geometry. Currently, the 3d hit test + uses only areas, so maybe in a further enchanced version this will change + to 'if neither filled nor lines' creation criteria. The whole primitive + decomposes to nothing, so no one not knowing it will be influenced. Only + helper processors for hit test (and maybe BoundRect extractors) will + use it and it's children subcontent. + */ class HitTestPrimitive3D : public GroupPrimitive3D { - protected: - // local decomposition. Implementation will return empty Primitive3DSequence - // since this is no visualisation data - virtual Primitive3DSequence createLocalDecomposition(const geometry::ViewInformation3D& rViewInformation) const; - public: + /// constructor HitTestPrimitive3D(const Primitive3DSequence& rChildren); - // despite returning an empty decomposition since it's no visualisation data, - // range calculation is intended to use invisible replacement geometry, so - // the local implementation will return the children's range + /** despite returning an empty decomposition since it's no visualisation data, + range calculation is intended to use invisible replacement geometry, so + the local implementation will return the children's range + */ virtual basegfx::B3DRange getB3DRange(const geometry::ViewInformation3D& rViewInformation) const; - // provide unique ID + /** local decomposition. Implementation will return empty Primitive3DSequence + since this is no visualisation data + */ + virtual Primitive3DSequence get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const; + + /// provide unique ID DeclPrimitrive3DIDBlock() }; } // end of namespace primitive3d |