Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef INCLUDED_CANVAS_SOURCE_CAIRO_CAIRO_XLIB_CAIRO_HXX
      21             : #define INCLUDED_CANVAS_SOURCE_CAIRO_CAIRO_XLIB_CAIRO_HXX
      22             : 
      23             : #include <sal/config.h>
      24             : 
      25             : #include <sal/types.h>
      26             : 
      27             : #include "cairo_cairo.hxx"
      28             : 
      29             : struct SystemEnvData;
      30             : struct SystemGraphicsData;
      31             : 
      32             : namespace cairo {
      33             : 
      34             :     /// Holds all X11-output relevant data
      35             :     struct X11SysData
      36             :     {
      37             :         X11SysData();
      38             :         explicit X11SysData( const SystemGraphicsData& );
      39             :         explicit X11SysData( const SystemEnvData& );
      40             : 
      41             :         void*   pDisplay;       // the relevant display connection
      42             :         long    hDrawable;      // a drawable
      43             :         void*   pVisual;        // the visual in use
      44             :         int nScreen;        // the current screen of the drawable
      45             :         int     nDepth;         // depth of said visual
      46             :         long    aColormap;      // the colormap being used
      47             :         void*   pRenderFormat;  // render format for drawable
      48             :     };
      49             : 
      50             :     /// RAII wrapper for a pixmap
      51             :     struct X11Pixmap
      52             :     {
      53             :         void* mpDisplay;  // the relevant display connection
      54             :         long  mhDrawable; // a drawable
      55             : 
      56           0 :         X11Pixmap( long hDrawable, void* pDisplay ) :
      57             :             mpDisplay(pDisplay),
      58           0 :             mhDrawable(hDrawable)
      59           0 :         {}
      60             : 
      61             :         ~X11Pixmap();
      62             : 
      63             :         void clear() { mpDisplay=NULL; mhDrawable=0; }
      64             :     };
      65             : 
      66             :     typedef boost::shared_ptr<X11Pixmap>       X11PixmapSharedPtr;
      67             : 
      68           0 :     class X11Surface : public Surface
      69             :     {
      70             :         const X11SysData      maSysData;
      71             :         X11PixmapSharedPtr    mpPixmap;
      72             :         CairoSurfaceSharedPtr mpSurface;
      73             : 
      74             :         X11Surface( const X11SysData& rSysData, const X11PixmapSharedPtr& rPixmap, const CairoSurfaceSharedPtr& pSurface );
      75             : 
      76             :     public:
      77             :         /// takes over ownership of passed cairo_surface
      78             :         explicit X11Surface( const CairoSurfaceSharedPtr& pSurface );
      79             :         /// create surface on subarea of given drawable
      80             :         X11Surface( const X11SysData& rSysData, int x, int y, int width, int height );
      81             :         /// create surface for given bitmap data
      82             :         X11Surface( const X11SysData& rSysData, const BitmapSystemData& rBmpData );
      83             : 
      84             :         // Surface interface
      85             :         virtual CairoSharedPtr getCairo() const SAL_OVERRIDE;
      86           0 :         virtual CairoSurfaceSharedPtr getCairoSurface() const SAL_OVERRIDE { return mpSurface; }
      87             :         virtual SurfaceSharedPtr getSimilar( Content aContent, int width, int height ) const SAL_OVERRIDE;
      88             : 
      89             :         virtual boost::shared_ptr<VirtualDevice> createVirtualDevice() const SAL_OVERRIDE;
      90             : 
      91             :         virtual void Resize( int width, int height ) SAL_OVERRIDE;
      92             : 
      93             :         virtual void flush() const SAL_OVERRIDE;
      94             : 
      95             :         int getDepth() const;
      96           0 :         X11PixmapSharedPtr getPixmap() const { return mpPixmap; }
      97           0 :         void* getRenderFormat() const { return maSysData.pRenderFormat; }
      98           0 :         long getDrawable() const { return mpPixmap ? mpPixmap->mhDrawable : maSysData.hDrawable; }
      99             :     };
     100             : }
     101             : 
     102             : #endif
     103             : 
     104             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */