xref: /trunk/main/canvas/source/null/null_devicehelper.hxx (revision 91c99ff4)

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 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
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 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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#ifndef _NULLCANVAS_DEVICEHELPER_HXX
#define _NULLCANVAS_DEVICEHELPER_HXX

#include <com/sun/star/awt/Rectangle.hpp>
#include <com/sun/star/rendering/XGraphicDevice.hpp>
#include <com/sun/star/rendering/XBufferController.hpp>

#include <boost/utility.hpp>


/* Definition of DeviceHelper class */

namespace nullcanvas
{
    class SpriteCanvas;
    class SpriteCanvasHelper;

    class DeviceHelper : private ::boost::noncopyable
    {
    public:
        DeviceHelper();

        void init( SpriteCanvas&				rSpriteCanvas,
                   const ::basegfx::B2ISize&	rSize,
                   bool                         bFullscreen );

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

        // XWindowGraphicDevice
        ::com::sun::star::geometry::RealSize2D getPhysicalResolution();
        ::com::sun::star::geometry::RealSize2D getPhysicalSize();
        ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XLinePolyPolygon2D > createCompatibleLinePolyPolygon(
            const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& 								 rDevice,
            const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealPoint2D > >& points );
        ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBezierPolyPolygon2D > createCompatibleBezierPolyPolygon(
            const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& 								 		 rDevice,
            const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealBezierSegment2D > >& points );
        ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > createCompatibleBitmap(
            const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& 	rDevice,
            const ::com::sun::star::geometry::IntegerSize2D& 										size );
        ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XVolatileBitmap > createVolatileBitmap(
            const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& 	rDevice,
            const ::com::sun::star::geometry::IntegerSize2D& 										size );
        ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > createCompatibleAlphaBitmap(
            const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& 	rDevice,
            const ::com::sun::star::geometry::IntegerSize2D& 										size );
        ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XVolatileBitmap > createVolatileAlphaBitmap(
            const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& 	rDevice,
            const ::com::sun::star::geometry::IntegerSize2D& 										size );
        sal_Bool hasFullScreenMode(  );
        sal_Bool enterFullScreenMode( sal_Bool bEnter );

        ::sal_Int32 createBuffers( ::sal_Int32 nBuffers );
        void 		destroyBuffers(  );
        ::sal_Bool  showBuffer( bool bIsVisible, ::sal_Bool bUpdateAll );
        ::sal_Bool  switchBuffer( bool bIsVisible, ::sal_Bool bUpdateAll );

        ::com::sun::star::uno::Any isAccelerated() const;
        ::com::sun::star::uno::Any getDeviceHandle() const;
        ::com::sun::star::uno::Any getSurfaceHandle() const;
        ::com::sun::star::uno::Reference<
            ::com::sun::star::rendering::XColorSpace> getColorSpace() const;

        void notifySizeUpdate( const ::com::sun::star::awt::Rectangle& rBounds );

        /** called when DumpScreenContent property is enabled on
            XGraphicDevice, and writes out bitmaps of current screen.
         */
        void dumpScreenContent() const;

    private:
        /// Pointer to sprite canvas (owner of this helper), needed to create bitmaps
        SpriteCanvas*			mpSpriteCanvas;
        ::basegfx::B2ISize      maSize;
        bool                    mbFullScreen;
    };
}

#endif /* _NULLCANVAS_WINDOWGRAPHICDEVICE_HXX */