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If not, see * * for a copy of the LGPLv3 License. * ************************************************************************/ #ifndef _CAIROCANVAS_CANVASCUSTOMSPRITE_HXX #define _CAIROCANVAS_CANVASCUSTOMSPRITE_HXX #include #include #include #include #include #include #include #include #include #include #include #include #include "cairo_sprite.hxx" #include "cairo_cairo.hxx" #include "cairo_canvashelper.hxx" #include "cairo_repainttarget.hxx" #include "cairo_spritehelper.hxx" #include "cairo_spritecanvas.hxx" namespace cairocanvas { typedef ::cppu::WeakComponentImplHelper4< ::com::sun::star::rendering::XCustomSprite, ::com::sun::star::rendering::XBitmapCanvas, ::com::sun::star::rendering::XIntegerBitmap, ::com::sun::star::lang::XServiceInfo > CanvasCustomSpriteBase_Base; /** Mixin Sprite Have to mixin the Sprite interface before deriving from ::canvas::CanvasCustomSpriteBase, as this template should already implement some of those interface methods. The reason why this appears kinda convoluted is the fact that we cannot specify non-IDL types as WeakComponentImplHelperN template args, and furthermore, don't want to derive ::canvas::CanvasCustomSpriteBase directly from ::canvas::Sprite (because derivees of ::canvas::CanvasCustomSpriteBase have to explicitely forward the XInterface methods (e.g. via DECLARE_UNO3_AGG_DEFAULTS) anyway). Basically, ::canvas::CanvasCustomSpriteBase should remain a base class that provides implementation, not to enforce any specific interface on its derivees. */ class CanvasCustomSpriteSpriteBase_Base : public ::canvas::BaseMutexHelper< CanvasCustomSpriteBase_Base >, public Sprite, public SurfaceProvider { }; typedef ::canvas::CanvasCustomSpriteBase< CanvasCustomSpriteSpriteBase_Base, SpriteHelper, CanvasHelper, ::osl::MutexGuard, ::cppu::OWeakObject > CanvasCustomSpriteBaseT; /* Definition of CanvasCustomSprite class */ class CanvasCustomSprite : public CanvasCustomSpriteBaseT, public RepaintTarget { public: /** Create a custom sprite @param rSpriteSize Size of the sprite in pixel @param rRefDevice Associated output device @param rSpriteCanvas Target canvas @param rDevice Target DX device */ CanvasCustomSprite( const ::com::sun::star::geometry::RealSize2D& rSpriteSize, const SpriteCanvasRef& rRefDevice ); virtual void SAL_CALL disposing(); // Forwarding the XComponent implementation to the // cppu::ImplHelper templated base // Classname Base doing refcount Base implementing the XComponent interface // | | | // V V V DECLARE_UNO3_XCOMPONENT_AGG_DEFAULTS( CanvasCustomSprite, CanvasCustomSpriteBase_Base, ::cppu::WeakComponentImplHelperBase ); // XServiceInfo virtual ::rtl::OUString SAL_CALL getImplementationName() throw( ::com::sun::star::uno::RuntimeException ); virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw( ::com::sun::star::uno::RuntimeException ); virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw( ::com::sun::star::uno::RuntimeException ); // Sprite virtual void redraw( const ::cairo::CairoSharedPtr& pCairo, bool bBufferedUpdate ) const; virtual void redraw( const ::cairo::CairoSharedPtr& pCairo, const ::basegfx::B2DPoint& rOrigOutputPos, bool bBufferedUpdate ) const; // RepaintTarget virtual bool repaint( const ::cairo::SurfaceSharedPtr& pSurface, const ::com::sun::star::rendering::ViewState& viewState, const ::com::sun::star::rendering::RenderState& renderState ); // SurfaceProvider virtual SurfaceSharedPtr getSurface(); virtual SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize, Content aContent = CAIRO_CONTENT_COLOR_ALPHA ); virtual SurfaceSharedPtr createSurface( ::Bitmap& rBitmap ); virtual SurfaceSharedPtr changeSurface( bool bHasAlpha, bool bCopyContent ); virtual OutputDevice* getOutputDevice(); private: /** MUST hold here, too, since CanvasHelper only contains a raw pointer (without refcounting) */ SpriteCanvasRef mpSpriteCanvas; ::cairo::SurfaceSharedPtr mpBufferSurface; ::basegfx::B2ISize maSize; }; } #endif /* _CAIROCANVAS_CANVASCUSTOMSPRITE_HXX */