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27 
28 
29 // MARKER(update_precomp.py): autogen include statement, do not remove
30 #include "precompiled_canvas.hxx"
31 
32 #include "cairo_cairo.hxx"
33 
34 #ifdef WNT
35 # include <tools/prewin.h>
36 # include <windows.h>
37 # include <tools/postwin.h>
38 #endif
39 
40 #include <vcl/sysdata.hxx>
41 #include <vcl/syschild.hxx>
42 
43 namespace cairo
44 {
45 /****************************************************************************************
46  * Platform independent part of surface backends for OpenOffice.org Cairo Canvas        *
47  * For the rest of the functions (and the platform-specific derived                     *
48  *  Surface classes), see platform specific cairo_<platform>_cairo.cxx                  *
49  ****************************************************************************************/
50 
51     const SystemEnvData* GetSysData(const Window *pOutputWindow)
52     {
53         const SystemEnvData* pSysData = NULL;
54         // check whether we're a SysChild: have to fetch system data
55         // directly from SystemChildWindow, because the GetSystemData
56         // method is unfortunately not virtual
57         const SystemChildWindow* pSysChild = dynamic_cast< const SystemChildWindow* >( pOutputWindow );
58         if( pSysChild )
59             pSysData = pSysChild->GetSystemData();
60         else
61             pSysData = pOutputWindow->GetSystemData();
62         return pSysData;
63     }
64 }
65