xref: /trunk/main/canvas/source/cairo/cairo_cairo.cxx (revision 25ea7f45)
1 /**************************************************************
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one
4  * or more contributor license agreements.  See the NOTICE file
5  * distributed with this work for additional information
6  * regarding copyright ownership.  The ASF licenses this file
7  * to you under the Apache License, Version 2.0 (the
8  * "License"); you may not use this file except in compliance
9  * with the License.  You may obtain a copy of the License at
10  *
11  *   http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16  * KIND, either express or implied.  See the License for the
17  * specific language governing permissions and limitations
18  * under the License.
19  *
20  *************************************************************/
21 
22 
23 
24 
25 // MARKER(update_precomp.py): autogen include statement, do not remove
26 #include "precompiled_canvas.hxx"
27 
28 #include "cairo_cairo.hxx"
29 
30 #ifdef WNT
31 # include <tools/prewin.h>
32 # include <windows.h>
33 # include <tools/postwin.h>
34 #endif
35 
36 #include <vcl/sysdata.hxx>
37 #include <vcl/syschild.hxx>
38 
39 namespace cairo
40 {
41 /****************************************************************************************
42  * Platform independent part of surface backends for OpenOffice.org Cairo Canvas        *
43  * For the rest of the functions (and the platform-specific derived                     *
44  *  Surface classes), see platform specific cairo_<platform>_cairo.cxx                  *
45  ****************************************************************************************/
46 
47     const SystemEnvData* GetSysData(const Window *pOutputWindow)
48     {
49         const SystemEnvData* pSysData = NULL;
50         // check whether we're a SysChild: have to fetch system data
51         // directly from SystemChildWindow, because the GetSystemData
52         // method is unfortunately not virtual
53         const SystemChildWindow* pSysChild = dynamic_cast< const SystemChildWindow* >( pOutputWindow );
54         if( pSysChild )
55             pSysData = pSysChild->GetSystemData();
56         else
57             pSysData = pOutputWindow->GetSystemData();
58         return pSysData;
59     }
60 }
61