diff options
Diffstat (limited to 'drawinglayer/inc/drawinglayer/primitive3d/hatchtextureprimitive3d.hxx')
| -rw-r--r-- | drawinglayer/inc/drawinglayer/primitive3d/hatchtextureprimitive3d.hxx | 29 |
1 files changed, 24 insertions, 5 deletions
diff --git a/drawinglayer/inc/drawinglayer/primitive3d/hatchtextureprimitive3d.hxx b/drawinglayer/inc/drawinglayer/primitive3d/hatchtextureprimitive3d.hxx index c1feccaaa10c..2675a1284779 100644 --- a/drawinglayer/inc/drawinglayer/primitive3d/hatchtextureprimitive3d.hxx +++ b/drawinglayer/inc/drawinglayer/primitive3d/hatchtextureprimitive3d.hxx @@ -44,16 +44,32 @@ namespace drawinglayer { namespace primitive3d { + /** HatchTexturePrimitive3D class + + HatchTexturePrimitive3D is derived from GroupPrimitive3D, but implements + a decomposition which is complicated enough for buffering. Since the group + primitive has no default buffering, it is necessary here to add a local + buffering mechanism for the decomposition + */ class HatchTexturePrimitive3D : public TexturePrimitive3D { private: + /// the hatch definition attribute::FillHatchAttribute maHatch; + /// the buffered decomposed hatch + Primitive3DSequence maBuffered3DDecomposition; + protected: - // local decomposition. - virtual Primitive3DSequence createLocalDecomposition(const geometry::ViewInformation3D& rViewInformation) const; + /// helper: local decomposition + Primitive3DSequence impCreate3DDecomposition() const; + + /// local access methods to maBufferedDecomposition + const Primitive3DSequence& getBuffered3DDecomposition() const { return maBuffered3DDecomposition; } + void setBuffered3DDecomposition(const Primitive3DSequence& rNew) { maBuffered3DDecomposition = rNew; } public: + /// constructor HatchTexturePrimitive3D( const attribute::FillHatchAttribute& rHatch, const Primitive3DSequence& rChildren, @@ -61,13 +77,16 @@ namespace drawinglayer bool bModulate, bool bFilter); - // get data + /// data read access const attribute::FillHatchAttribute& getHatch() const { return maHatch; } - // compare operator + /// compare operator virtual bool operator==(const BasePrimitive3D& rPrimitive) const; - // provide unique ID + /// local decomposition. + virtual Primitive3DSequence get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const; + + /// provide unique ID DeclPrimitrive3DIDBlock() }; } // end of namespace primitive3d |