canvas/source/cairo/cairo_cairo.cxx

   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_cairo.cxx,v $
  10  * $Revision: 1.9 $
  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
  32 // MARKER(update_precomp.py): autogen include statement, do not remove
  33 #include "precompiled_canvas.hxx"
  34
  35 #include "cairo_cairo.hxx"
  36
  37 #ifdef WNT
  38 # include <tools/prewin.h>
  39 # include <windows.h>
  40 # include <tools/postwin.h>
  41 #endif
  42
  43 #include <vcl/sysdata.hxx>
  44 #include <vcl/syschild.hxx>
  45
  46 namespace cairo
  47 {
  48 /****************************************************************************************
  49  * Platform independent part of surface backends for OpenOffice.org Cairo Canvas        *
  50  * For the rest of the functions (and the platform-specific derived                     *
  51  *  Surface classes), see platform specific cairo_<platform>_cairo.cxx                  *
  52  ****************************************************************************************/
  53
  54     const SystemEnvData* GetSysData(const Window *pOutputWindow)
  55     {
  56         const SystemEnvData* pSysData = NULL;
  57         // check whether we're a SysChild: have to fetch system data
  58         // directly from SystemChildWindow, because the GetSystemData
  59         // method is unfortunately not virtual
  60         const SystemChildWindow* pSysChild = dynamic_cast< const SystemChildWindow* >( pOutputWindow );
  61         if( pSysChild )
  62             pSysData = pSysChild->GetSystemData();
  63         else
  64             pSysData = pOutputWindow->GetSystemData();
  65         return pSysData;
  66     }
  67 }