cppcanvas/source/wrapper/implspritecanvas.hxx

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  19
  20 #ifndef INCLUDED_CPPCANVAS_SOURCE_WRAPPER_IMPLSPRITECANVAS_HXX
  21 #define INCLUDED_CPPCANVAS_SOURCE_WRAPPER_IMPLSPRITECANVAS_HXX
  22
  23 #include <com/sun/star/rendering/XSpriteCanvas.hpp>
  24 #include <basegfx/vector/b2dsize.hxx>
  25 #include <basegfx/matrix/b2dhommatrix.hxx>
  26
  27 #include <boost/shared_ptr.hpp>
  28
  29
  30 #include <cppcanvas/spritecanvas.hxx>
  31
  32 #include <implcanvas.hxx>
  33
  34
  35 namespace cppcanvas
  36 {
  37     namespace internal
  38     {
  39         class ImplSpriteCanvas : public virtual SpriteCanvas, protected virtual ImplCanvas
  40         {
  41         public:
  42             ImplSpriteCanvas( const ::com::sun::star::uno::Reference<
  43                                   ::com::sun::star::rendering::XSpriteCanvas >& rCanvas );
  44             ImplSpriteCanvas(const ImplSpriteCanvas&);
  45
  46             virtual ~ImplSpriteCanvas();
  47
  48             virtual void                    setTransformation( const ::basegfx::B2DHomMatrix& rMatrix ) SAL_OVERRIDE;
  49
  50             virtual bool                    updateScreen( bool bUpdateAll ) const SAL_OVERRIDE;
  51
  52             virtual CustomSpriteSharedPtr   createCustomSprite( const ::basegfx::B2DSize& ) const SAL_OVERRIDE;
  53             virtual SpriteSharedPtr         createClonedSprite( const SpriteSharedPtr& ) const SAL_OVERRIDE;
  54
  55             virtual CanvasSharedPtr         clone() const SAL_OVERRIDE;
  56
  57             virtual ::com::sun::star::uno::Reference<
  58                 ::com::sun::star::rendering::XSpriteCanvas >    getUNOSpriteCanvas() const SAL_OVERRIDE;
  59
  60             /** This class passes the view transformation
  61                 to child sprites
  62
  63                 This helper class is necessary, because the
  64                 ImplSpriteCanvas object cannot hand out shared ptrs of
  65                 itself, but has somehow pass an object to child
  66                 sprites those can query for the canvas' view transform.
  67              */
  68             class TransformationArbiter
  69             {
  70             public:
  71                 TransformationArbiter();
  72
  73                 void                        setTransformation( const ::basegfx::B2DHomMatrix& rViewTransform );
  74                 ::basegfx::B2DHomMatrix     getTransformation() const {  return maTransformation; }
  75
  76             private:
  77                 ::basegfx::B2DHomMatrix     maTransformation;
  78             };
  79
  80             typedef ::boost::shared_ptr< TransformationArbiter > TransformationArbiterSharedPtr;
  81
  82         private:
  83             ImplSpriteCanvas& operator=( const ImplSpriteCanvas& ) SAL_DELETED_FUNCTION;
  84
  85             const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XSpriteCanvas >    mxSpriteCanvas;
  86             TransformationArbiterSharedPtr                                                          mpTransformArbiter;
  87         };
  88     }
  89 }
  90
  91 #endif // INCLUDED_CPPCANVAS_SOURCE_WRAPPER_IMPLSPRITECANVAS_HXX
  92
  93 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */