include/drawinglayer/processor3d/geometry2dextractor.hxx

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  19
  20 #ifndef INCLUDED_DRAWINGLAYER_PROCESSOR3D_GEOMETRY2DEXTRACTOR_HXX
  21 #define INCLUDED_DRAWINGLAYER_PROCESSOR3D_GEOMETRY2DEXTRACTOR_HXX
  22
  23 #include <drawinglayer/drawinglayerdllapi.h>
  24
  25 #include <drawinglayer/processor3d/baseprocessor3d.hxx>
  26 #include <drawinglayer/primitive2d/baseprimitive2d.hxx>
  27 #include <basegfx/matrix/b2dhommatrix.hxx>
  28 #include <basegfx/color/bcolormodifier.hxx>
  29
  30
  31 namespace drawinglayer
  32 {
  33     namespace processor3d
  34     {
  35         /** Geometry2DExtractingProcessor class
  36
  37             This processor extracts the 2D geometry (projected geometry) of all feeded primitives.
  38             It is e.g. used as sub-processor for contour extraction where 3D geometry is only
  39             useful as 2D projected geometry.
  40          */
  41         class DRAWINGLAYER_DLLPUBLIC Geometry2DExtractingProcessor : public BaseProcessor3D
  42         {
  43         private:
  44             /// result holding vector (2D)
  45             primitive2d::Primitive2DContainer                  maPrimitive2DSequence;
  46
  47             /// object transformation for scene for 2d definition
  48             basegfx::B2DHomMatrix                           maObjectTransformation;
  49
  50             /// the modifiedColorPrimitive stack
  51             basegfx::BColorModifierStack                    maBColorModifierStack;
  52
  53             /*  as tooling, the process() implementation takes over API handling and calls this
  54                 virtual render method when the primitive implementation is BasePrimitive3D-based.
  55              */
  56             virtual void processBasePrimitive3D(const primitive3d::BasePrimitive3D& rCandidate) override;
  57
  58         public:
  59             Geometry2DExtractingProcessor(
  60                 const geometry::ViewInformation3D& rViewInformation,
  61                 const basegfx::B2DHomMatrix& rObjectTransformation);
  62
  63             // data read access
  64             const primitive2d::Primitive2DContainer& getPrimitive2DSequence() const { return maPrimitive2DSequence; }
  65             const basegfx::B2DHomMatrix& getObjectTransformation() const { return maObjectTransformation; }
  66         };
  67     } // end of namespace processor3d
  68 } // end of namespace drawinglayer
  69
  70 #endif //INCLUDED_DRAWINGLAYER_PROCESSOR3D_GEOMETRY2DEXTRACTOR_HXX
  71
  72 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */