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27 
28 #ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE3D_HATCHTEXTUREPRIMITIVE3D_HXX
29 #define INCLUDED_DRAWINGLAYER_PRIMITIVE3D_HATCHTEXTUREPRIMITIVE3D_HXX
30 
31 #include <drawinglayer/drawinglayerdllapi.h>
32 #include <drawinglayer/primitive3d/textureprimitive3d.hxx>
33 #include <drawinglayer/attribute/fillhatchattribute.hxx>
34 
35 //////////////////////////////////////////////////////////////////////////////
36 
37 namespace drawinglayer
38 {
39 	namespace primitive3d
40 	{
41         /** HatchTexturePrimitive3D class
42 
43             HatchTexturePrimitive3D is derived from GroupPrimitive3D, but implements
44             a decomposition which is complicated enough for buffering. Since the group
45             primitive has no default buffering, it is necessary here to add a local
46             buffering mechanism for the decomposition
47          */
48 		class DRAWINGLAYER_DLLPUBLIC HatchTexturePrimitive3D : public TexturePrimitive3D
49 		{
50 		private:
51             /// the hatch definition
52 			attribute::FillHatchAttribute					maHatch;
53 
54             /// the buffered decomposed hatch
55             Primitive3DSequence                             maBuffered3DDecomposition;
56 
57 		protected:
58 			/// helper: local decomposition
59 			Primitive3DSequence impCreate3DDecomposition() const;
60 
61 			/// local access methods to maBufferedDecomposition
62 			const Primitive3DSequence& getBuffered3DDecomposition() const { return maBuffered3DDecomposition; }
63 			void setBuffered3DDecomposition(const Primitive3DSequence& rNew) { maBuffered3DDecomposition = rNew; }
64 
65         public:
66             /// constructor
67 			HatchTexturePrimitive3D(
68 				const attribute::FillHatchAttribute& rHatch,
69 				const Primitive3DSequence& rChildren,
70 				const basegfx::B2DVector& rTextureSize,
71 				bool bModulate,
72 				bool bFilter);
73 
74 			/// data read access
75 			const attribute::FillHatchAttribute& getHatch() const { return maHatch; }
76 
77 			/// compare operator
78 			virtual bool operator==(const BasePrimitive3D& rPrimitive) const;
79 
80 			/// local decomposition.
81 			virtual Primitive3DSequence get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const;
82 
83             /// provide unique ID
84 			DeclPrimitrive3DIDBlock()
85 		};
86 	} // end of namespace primitive3d
87 } // end of namespace drawinglayer
88 
89 //////////////////////////////////////////////////////////////////////////////
90 
91 #endif //INCLUDED_DRAWINGLAYER_PRIMITIVE3D_HATCHTEXTUREPRIMITIVE3D_HXX
92 
93 //////////////////////////////////////////////////////////////////////////////
94 // eof
95