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27 
28 #ifndef _CPPCANVAS_IMPLSPRITECANVAS_HXX
29 #define _CPPCANVAS_IMPLSPRITECANVAS_HXX
30 
31 #ifndef _COM_SUN_STAR_RENDERING_XSPRITECANVAS_HPP__
32 #include <com/sun/star/rendering/XSpriteCanvas.hpp>
33 #endif
34 #include <basegfx/vector/b2dsize.hxx>
35 #include <basegfx/matrix/b2dhommatrix.hxx>
36 
37 #ifndef BOOST_SHARED_PTR_HPP_INCLUDED
38 #include <boost/shared_ptr.hpp>
39 #endif
40 
41 
42 #include <cppcanvas/spritecanvas.hxx>
43 
44 #include <implbitmapcanvas.hxx>
45 
46 
47 namespace cppcanvas
48 {
49     namespace internal
50     {
51         class ImplSpriteCanvas : public virtual SpriteCanvas, protected virtual ImplBitmapCanvas
52         {
53         public:
54             ImplSpriteCanvas( const ::com::sun::star::uno::Reference<
55                               	::com::sun::star::rendering::XSpriteCanvas >& rCanvas );
56             ImplSpriteCanvas(const ImplSpriteCanvas&);
57 
58             virtual ~ImplSpriteCanvas();
59 
60             virtual void 					setTransformation( const ::basegfx::B2DHomMatrix& rMatrix );
61 
62             virtual bool					updateScreen( bool bUpdateAll ) const;
63 
64             virtual CustomSpriteSharedPtr 	createCustomSprite( const ::basegfx::B2DSize& ) const;
65             virtual SpriteSharedPtr 		createClonedSprite( const SpriteSharedPtr& ) const;
66 
67             SpriteSharedPtr					createSpriteFromBitmaps(
68                 const ::com::sun::star::uno::Sequence<
69                 	::com::sun::star::uno::Reference<
70                 		::com::sun::star::rendering::XBitmap > >& 	animationBitmaps,
71                 sal_Int8 													interpolationMode );
72 
73             virtual CanvasSharedPtr			clone() const;
74 
75             virtual ::com::sun::star::uno::Reference<
76                 ::com::sun::star::rendering::XSpriteCanvas > 	getUNOSpriteCanvas() const;
77 
78             /** This class passes the view transformation
79                 to child sprites
80 
81                 This helper class is necessary, because the
82                 ImplSpriteCanvas object cannot hand out shared ptrs of
83                 itself, but has somehow pass an object to child
84                 sprites those can query for the canvas' view transform.
85              */
86             class TransformationArbiter
87             {
88             public:
89                 TransformationArbiter();
90 
91                 void 						setTransformation( const ::basegfx::B2DHomMatrix& rViewTransform );
92                 ::basegfx::B2DHomMatrix  	getTransformation() const;
93 
94             private:
95                 ::basegfx::B2DHomMatrix		maTransformation;
96             };
97 
98             typedef ::boost::shared_ptr< TransformationArbiter > TransformationArbiterSharedPtr;
99 
100         private:
101             // default: disabled assignment
102             ImplSpriteCanvas& operator=( const ImplSpriteCanvas& );
103 
104             const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XSpriteCanvas > 	mxSpriteCanvas;
105             TransformationArbiterSharedPtr															mpTransformArbiter;
106         };
107     }
108 }
109 
110 #endif /* _CPPCANVAS_IMPLSPRITECANVAS_HXX */
111