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#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE3D_HATCHTEXTUREPRIMITIVE3D_HXX
#define INCLUDED_DRAWINGLAYER_PRIMITIVE3D_HATCHTEXTUREPRIMITIVE3D_HXX

#include <drawinglayer/drawinglayerdllapi.h>

#include <drawinglayer/primitive3d/textureprimitive3d.hxx>
#include <drawinglayer/attribute/fillhatchattribute.hxx>

//////////////////////////////////////////////////////////////////////////////

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 DRAWINGLAYER_DLLPUBLIC HatchTexturePrimitive3D : public TexturePrimitive3D
        {
        private:
            /// the hatch definition
            attribute::FillHatchAttribute                   maHatch;

            /// the buffered decomposed hatch
            Primitive3DSequence                             maBuffered3DDecomposition;

        protected:
            /// 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,
                const basegfx::B2DVector& rTextureSize,
                bool bModulate,
                bool bFilter);

            /// data read access
            const attribute::FillHatchAttribute& getHatch() const { return maHatch; }

            /// compare operator
            virtual bool operator==(const BasePrimitive3D& rPrimitive) const;

            /// local decomposition.
            virtual Primitive3DSequence get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const;

            /// provide unique ID
            DeclPrimitrive3DIDBlock()
        };
    } // end of namespace primitive3d
} // end of namespace drawinglayer

//////////////////////////////////////////////////////////////////////////////

#endif //INCLUDED_DRAWINGLAYER_PRIMITIVE3D_HATCHTEXTUREPRIMITIVE3D_HXX

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