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#ifndef INCLUDED_DRAWINGLAYER_PROCESSOR3D_GEOMETRY2DEXTRACTOR_HXX
#define INCLUDED_DRAWINGLAYER_PROCESSOR3D_GEOMETRY2DEXTRACTOR_HXX

#include <drawinglayer/drawinglayerdllapi.h>

#include <drawinglayer/processor3d/baseprocessor3d.hxx>
#include <drawinglayer/primitive2d/baseprimitive2d.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/matrix/b3dhommatrix.hxx>
#include <basegfx/color/bcolormodifier.hxx>



namespace drawinglayer
{
    namespace processor3d
    {
        /** Geometry2DExtractingProcessor class

            This processor extracts the 2D geometry (projected geometry) of all feeded primitives.
            It is e.g. used as sub-processor for contour extraction where 3D geometry is only
            useful as 2D projected geometry.
         */
        class DRAWINGLAYER_DLLPUBLIC Geometry2DExtractingProcessor : public BaseProcessor3D
        {
        private:
            /// result holding vector (2D)
            primitive2d::Primitive2DSequence                maPrimitive2DSequence;

            /// object transformation for scene for 2d definition
            basegfx::B2DHomMatrix                           maObjectTransformation;

            /// the modifiedColorPrimitive stack
            basegfx::BColorModifierStack                    maBColorModifierStack;

            /*  as tooling, the process() implementation takes over API handling and calls this
                virtual render method when the primitive implementation is BasePrimitive3D-based.
             */
            virtual void processBasePrimitive3D(const primitive3d::BasePrimitive3D& rCandidate) SAL_OVERRIDE;

        public:
            Geometry2DExtractingProcessor(
                const geometry::ViewInformation3D& rViewInformation,
                const basegfx::B2DHomMatrix& rObjectTransformation);

            // data read access
            const primitive2d::Primitive2DSequence& getPrimitive2DSequence() const { return maPrimitive2DSequence; }
            const basegfx::B2DHomMatrix& getObjectTransformation() const { return maObjectTransformation; }
            const basegfx::BColorModifierStack& getBColorModifierStack() const { return maBColorModifierStack; }
        };
    } // end of namespace processor3d
} // end of namespace drawinglayer

#endif //INCLUDED_DRAWINGLAYER_PROCESSOR3D_GEOMETRY2DEXTRACTOR_HXX

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