cppcanvas/source/inc/canvasgraphichelper.hxx

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  19
  20 #ifndef _CPPCANVAS_CANVASGRAPHICHELPER_HXX
  21 #define _CPPCANVAS_CANVASGRAPHICHELPER_HXX
  22
  23 #include <com/sun/star/rendering/RenderState.hpp>
  24 #include <basegfx/polygon/b2dpolypolygon.hxx>
  25
  26 #include <cppcanvas/canvasgraphic.hxx>
  27
  28 #include <boost/optional.hpp>
  29
  30 namespace com { namespace sun { namespace star { namespace rendering
  31 {
  32     class  XGraphicDevice;
  33 } } } }
  34
  35
  36 /* Definition of CanvasGraphicHelper class */
  37
  38 namespace cppcanvas
  39 {
  40
  41     namespace internal
  42     {
  43
  44         class CanvasGraphicHelper : public virtual CanvasGraphic
  45         {
  46         public:
  47             CanvasGraphicHelper( const CanvasSharedPtr& rParentCanvas );
  48
  49             // CanvasGraphic implementation
  50             virtual void                             setTransformation( const ::basegfx::B2DHomMatrix& rMatrix );
  51             virtual ::basegfx::B2DHomMatrix          getTransformation() const;
  52             virtual void                             setClip( const ::basegfx::B2DPolyPolygon& rClipPoly );
  53             virtual void                             setClip();
  54             virtual ::basegfx::B2DPolyPolygon const* getClip() const;
  55             virtual void                             setCompositeOp( CompositeOp aOp );
  56             virtual CompositeOp                      getCompositeOp() const;
  57
  58         protected:
  59             // for our clients
  60             // ===============
  61             CanvasSharedPtr                                                                 getCanvas() const;
  62             ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice > getGraphicDevice() const;
  63             const ::com::sun::star::rendering::RenderState&                                 getRenderState() const;
  64
  65         private:
  66             mutable ::com::sun::star::rendering::RenderState                                maRenderState;
  67
  68             boost::optional<basegfx::B2DPolyPolygon>                                        maClipPolyPolygon;
  69             CanvasSharedPtr                                                                 mpCanvas;
  70             ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice > mxGraphicDevice;
  71         };
  72
  73     }
  74 }
  75
  76 #endif /* _CPPCANVAS_CANVASGRAPHICHELPER_HXX */
  77
  78 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */