AOO410/main/canvas/source/null/null_canvasbitmap.hxx

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 * Licensed to the Apache Software Foundation (ASF) under one
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 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
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#ifndef _NULLCANVAS_CANVASBITMAP_HXX
#define _NULLCANVAS_CANVASBITMAP_HXX

#include <cppuhelper/compbase3.hxx>

#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/rendering/XBitmapCanvas.hpp>
#include <com/sun/star/rendering/XIntegerBitmap.hpp>

#include <basegfx/vector/b2isize.hxx>

#include <boost/shared_ptr.hpp>

#include <canvas/base/integerbitmapbase.hxx>

#include "null_canvashelper.hxx"
#include "null_spritecanvas.hxx"
#include "null_usagecounter.hxx"


/* Definition of CanvasBitmap class */

namespace nullcanvas
{
    typedef ::cppu::WeakComponentImplHelper3< ::com::sun::star::rendering::XBitmapCanvas,
											  ::com::sun::star::rendering::XIntegerBitmap,
                         					  ::com::sun::star::lang::XServiceInfo >  	CanvasBitmapBase_Base;
    typedef ::canvas::IntegerBitmapBase< ::canvas::BaseMutexHelper< CanvasBitmapBase_Base >, 
                                         CanvasHelper, 
                                         ::osl::MutexGuard,
                                         ::cppu::OWeakObject >							CanvasBitmap_Base;

    class CanvasBitmap : public CanvasBitmap_Base,
                         private UsageCounter< CanvasBitmap >
    {
    public:
        /** Create a canvas bitmap for the given surface

            @param rSize
            Size of the bitmap
        
            @param rDevice
            Reference device, with which bitmap should be compatible
         */
        CanvasBitmap( const ::basegfx::B2ISize& rSize,
                      const DeviceRef&          rDevice,
                      bool                      bHasAlpha );

        /// Dispose all internal references
        virtual void SAL_CALL disposing();

        // 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);

    private:
        /** MUST hold here, too, since CanvasHelper only contains a
            raw pointer (without refcounting) 
        */
        DeviceRef               mpDevice;
    };
}

#endif /* _NULLCANVAS_CANVASBITMAP_HXX */