LibreOffice Module vcl (master)  1
gdimetafiletools.hxx
Go to the documentation of this file.
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 #ifndef INCLUDED_VCL_GDIMETAFILETOOLS_HXX
20 #define INCLUDED_VCL_GDIMETAFILETOOLS_HXX
21 
22 #include <vcl/dllapi.h>
23 class GDIMetaFile;
24 
25 
26 // #i121267# Added tooling to be able to support old exporters which are based on
27 // metafiles as graphic content, but do not implement using the contained clip
28 // regions.
29 // The given metafile will internally clip it's graphic content against the
30 // included clip regions so that it is safe to ignore clip actions there. This
31 // is not done completely, but implemented and extended as needed (on demand)
32 // since all this is a workaround; the better and long term solution will be to
33 // reimplement these im/exports to use primitives and not metafiles as base
34 // information.
35 
37 
38 
39 // Allow to check if a Metafile contains clipping or not
40 
41 bool VCL_DLLPUBLIC usesClipActions(const GDIMetaFile& rSource);
42 
43 // hook to access metafile members in classes of modules above vcl. Currently
44 // used in MetafilePrimitive2D to be able to access the local Metafile member
45 // e.g. from vcl module
47 {
48 public:
49  virtual void accessMetafile(GDIMetaFile& rTargetMetafile) const = 0;
50  virtual ~MetafileAccessor();
51 };
52 
53 
54 #endif // INCLUDED_VCL_GDIMETAFILETOOLS_HXX
55 
56 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
bool VCL_DLLPUBLIC usesClipActions(const GDIMetaFile &rSource)
#define VCL_DLLPUBLIC
Definition: dllapi.h:29
void VCL_DLLPUBLIC clipMetafileContentAgainstOwnRegions(GDIMetaFile &rSource)