canvas/source/cairo/cairo_spritedevicehelper.hxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: cairo_spritedevicehelper.hxx,v $
  10  * $Revision: 1.3 $
  11  *
  12  * This file is part of OpenOffice.org.
  13  *
  14  * OpenOffice.org is free software: you can redistribute it and/or modify
  15  * it under the terms of the GNU Lesser General Public License version 3
  16  * only, as published by the Free Software Foundation.
  17  *
  18  * OpenOffice.org is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Lesser General Public License version 3 for more details
  22  * (a copy is included in the LICENSE file that accompanied this code).
  23  *
  24  * You should have received a copy of the GNU Lesser General Public License
  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
  27  * for a copy of the LGPLv3 License.
  28  *
  29  ************************************************************************/
  30
  31 #ifndef _CAIROCANVAS_SPRITEDEVICEHELPER_HXX
  32 #define _CAIROCANVAS_SPRITEDEVICEHELPER_HXX
  33
  34 #include <com/sun/star/awt/Rectangle.hpp>
  35 #include <com/sun/star/rendering/XGraphicDevice.hpp>
  36 #include <com/sun/star/rendering/XBufferController.hpp>
  37
  38 #include <boost/utility.hpp>
  39
  40 #include <vcl/window.hxx>
  41 #include <vcl/bitmap.hxx>
  42
  43 #include "cairo_cairo.hxx"
  44 #include "cairo_devicehelper.hxx"
  45
  46 /* Definition of DeviceHelper class */
  47
  48 namespace cairocanvas
  49 {
  50     class SpriteCanvas;
  51     class SpriteCanvasHelper;
  52
  53     class SpriteDeviceHelper : public DeviceHelper
  54     {
  55     public:
  56         SpriteDeviceHelper();
  57
  58         void init( Window&                   rOutputWindow,
  59                    SpriteCanvas&                         rSpriteCanvas,
  60                    const ::basegfx::B2ISize& rSize,
  61                    bool                      bFullscreen );
  62
  63         /// Dispose all internal references
  64         void disposing();
  65
  66         // XWindowGraphicDevice
  67         ::sal_Int32 createBuffers( ::sal_Int32 nBuffers );
  68         void            destroyBuffers(  );
  69         ::sal_Bool  showBuffer( bool, ::sal_Bool );
  70         ::sal_Bool  switchBuffer( bool, ::sal_Bool bUpdateAll );
  71
  72         ::com::sun::star::uno::Any isAccelerated() const;
  73         ::com::sun::star::uno::Any getDeviceHandle() const;
  74         ::com::sun::star::uno::Any getSurfaceHandle() const;
  75
  76         void notifySizeUpdate( const ::com::sun::star::awt::Rectangle& rBounds );
  77         void setSize( const ::basegfx::B2ISize& rSize );
  78
  79         ::cairo::SurfaceSharedPtr getSurface();
  80         ::cairo::SurfaceSharedPtr getBufferSurface();
  81         ::cairo::SurfaceSharedPtr getWindowSurface();
  82         ::cairo::SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize, ::cairo::Content aContent = CAIRO_CONTENT_COLOR_ALPHA );
  83         ::cairo::SurfaceSharedPtr createSurface( BitmapSystemData& rData, const Size& rSize );
  84         const ::basegfx::B2ISize& getSizePixel();
  85         void flush();
  86
  87     private:
  88         /// Pointer to sprite canvas (owner of this helper), needed to create bitmaps
  89         SpriteCanvas*                 mpSpriteCanvas;
  90
  91         ::cairo::SurfaceSharedPtr mpBufferSurface;
  92
  93         ::basegfx::B2ISize        maSize;
  94         bool                      mbFullScreen;
  95     };
  96 }
  97
  98 #endif