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27*cdf0e10cSrcweir 
28*cdf0e10cSrcweir #ifndef _VCLCANVAS_SPRITESURFACE_HXX
29*cdf0e10cSrcweir #define _VCLCANVAS_SPRITESURFACE_HXX
30*cdf0e10cSrcweir 
31*cdf0e10cSrcweir #include <sal/config.h>
32*cdf0e10cSrcweir 
33*cdf0e10cSrcweir #include "cairo_sprite.hxx"
34*cdf0e10cSrcweir 
35*cdf0e10cSrcweir class Point;
36*cdf0e10cSrcweir class Size;
37*cdf0e10cSrcweir class Rectangle;
38*cdf0e10cSrcweir 
39*cdf0e10cSrcweir namespace cairocanvas
40*cdf0e10cSrcweir {
41*cdf0e10cSrcweir 	/* Definition of SpriteSurface interface */
42*cdf0e10cSrcweir 
43*cdf0e10cSrcweir     class SpriteSurface
44*cdf0e10cSrcweir     {
45*cdf0e10cSrcweir     public:
46*cdf0e10cSrcweir         virtual ~SpriteSurface() {}
47*cdf0e10cSrcweir 
48*cdf0e10cSrcweir         // call this when XSprite::show() is called
49*cdf0e10cSrcweir         virtual void showSprite( const Sprite::ImplRef& sprite ) = 0;
50*cdf0e10cSrcweir 
51*cdf0e10cSrcweir         // call this when XSprite::hide() is called
52*cdf0e10cSrcweir         virtual void hideSprite( const Sprite::ImplRef& sprite ) = 0;
53*cdf0e10cSrcweir 
54*cdf0e10cSrcweir         // call this when XSprite::move() is called
55*cdf0e10cSrcweir         virtual void moveSprite( const Sprite::ImplRef&	sprite,
56*cdf0e10cSrcweir                                  const Point& 			rOldPos,
57*cdf0e10cSrcweir                                  const Point& 			rNewPos,
58*cdf0e10cSrcweir                                  const Size& 			rSpriteSize ) = 0;
59*cdf0e10cSrcweir 
60*cdf0e10cSrcweir         // call this when some part of your sprite has changed. That
61*cdf0e10cSrcweir         // includes show/hide�, i.e. for show, both showSprite and
62*cdf0e10cSrcweir         // updateSprite must be called.
63*cdf0e10cSrcweir         virtual void updateSprite( const Sprite::ImplRef& 	sprite,
64*cdf0e10cSrcweir                                    const Point& 			rPos,
65*cdf0e10cSrcweir                                    const Rectangle& 		rUpdateArea ) = 0;
66*cdf0e10cSrcweir 
67*cdf0e10cSrcweir     };
68*cdf0e10cSrcweir }
69*cdf0e10cSrcweir 
70*cdf0e10cSrcweir #endif /* _VCLCANVAS_SPRITESURFACE_HXX */
71